JP3907428B2 - Battery terminal - Google Patents

Description

[0001]
BACKGROUND OF THE INVENTION
The present invention relates to a battery terminal including a battery terminal main body having a battery post insertion hole and a fastening means for shrinking the battery post insertion hole in a diameter reducing direction.
[0002]
[Prior art]
In FIG. 15, the battery terminal 1 conventionally used is manufactured by pressing a metal plate having conductivity, and a pair of annular portions 3, 4 with respect to the battery post 2 and a pair of joining plates 5, 6. And.
[0003]
The pair of annular portions 3, 4 are connected to the end portions of the connecting portions 7, 7 as fastening portions bent in a substantially U shape, and are arranged so as to overlap in the vertical direction. Further, post insertion holes 8 and 8 for inserting the battery posts 2 are formed in the centers of the annular portions 3 and 4. Contact portions 9 and 9 that contact the battery post 2 are bent in the post insertion holes 8 and 8. In the annular portions 3 and 4, one place in the circumferential direction of the post insertion holes 8 and 8 is divided, and tightening gaps 10 and 10 are formed open there.
[0004]
The pair of joining plates 5 and 6 are coupled to the opposite sides of the connecting portions 7 and 7 of the annular portions 3 and 4, respectively. Moreover, the joining plates 5 and 6 are arrange | positioned so that it may overlap with an up-down direction. The lower joining plate 6 has side walls 11 and 11 whose front ends are directed upward, and both side walls 12 and 12 of the upper joining plate 5 are disposed on the outer sides of the side walls 11 and 11. Is arranged. Terminal fixing bolts 13 that pass through the upper bonding plate 5 are erected on the lower bonding plate 6. The terminal fixing bolt 13 is accommodated in a space formed by the joining plates 5 and 6.
[0005]
The external connection terminal 14 inserted and fixed to the terminal fixing bolt 13 is provided at the end of the electric wire 15 on the vehicle body side, and is tightened by a nut 17 together with a washer 16. The external connection terminal 14 includes an electric contact portion 19 having a bolt insertion hole 18 and an electric wire connection portion 20 that is connected to the electric contact portion 19 and crimps the terminal of the electric wire 15.
[0006]
In the above configuration, the battery terminal 1 is attached to the battery post 2 by tightening the bolt 21 inserted into the connecting portions 7 and 7 of the annular portions 3 and 4 with the nut 22 and narrowing the tightening gaps 10 and 10. It has become. At that time, the contact portions 9 and 9 of the post insertion holes 8 and 8 are brought into contact with the battery post 2.
[0007]
[Problems to be solved by the invention]
By the way, in the said prior art, the operation | work which attaches the battery terminal 1 to the battery post 2 by tightening the nut 22 from the side (horizontal direction) of the battery post 2 with tools, such as an impact wrench, was performed. However, in recent years, in a state where the installation parts in the engine room are overcrowded, the tool easily interferes with the installation parts, and the work related to the attachment of the battery terminal 1 has been affected.
[0008]
This invention is made | formed in view of the situation mentioned above, and makes it a subject to provide the battery terminal which can make the operation | work which concerns on attachment easy.
[0009]
[Means for Solving the Problems]
The battery terminal of the present invention according to claim 1, which has been made to solve the above-mentioned problem, has an annular portion formed in a vertically extending manner in a state having a partially cut portion of a battery post insertion hole for inserting a battery post. A battery terminal body having a pair of tightening portions provided in parallel to the annular portion with a tightening gap communicating with the partially cut portion, and the pair of tightening portions via the tightening gap. A battery terminal provided with a fastening means for bringing the battery post insertion hole close in a diameter-reducing direction; When operated from the upper side of the annular portion, the threaded state advances along the axis of the battery post insertion hole. A first bolt and a first nut, and when the screwed state advances to one end and the other end of the first plate bracket, the first bolt and the first nut attract each other. It is characterized in that bolt insertion portions are formed.
[0010]
A battery terminal according to a second aspect of the present invention is characterized in that, in the battery terminal according to the first aspect, elastic contact pieces having elasticity and contacting each other are coupled to each of the bolt insertion portions.
[0011]
The battery terminal of the present invention according to claim 3, which has been made to solve the above-mentioned problems, has an annular portion formed by penetrating the battery post insertion hole for inserting the battery post in the vertical direction in a state having a partially cut portion. A battery terminal body having a pair of tightening portions provided in parallel to the annular portion with a tightening gap communicating with the partially cut portion, and the pair of tightening portions via the tightening gap. A battery terminal provided with a fastening means for bringing the battery post insertion hole close in a diameter-reducing direction, and an annular second plate bracket wound around the pair of fastening portions in the left-right direction; When operated from the upper side of the annular portion, the threaded state advances along the axis of the battery post insertion hole. Is characterized by being configured with a, a second bolt and a second nut increase the distance of the second plate bracket along the direction of the axis with.
[0012]
The battery terminal of the present invention according to claim 4, which has been made to solve the above-mentioned problems, has an annular portion formed by penetrating the battery post insertion hole for inserting the battery post vertically in a state having a partially cut portion. A battery terminal body having a pair of tightening portions provided in parallel to the annular portion with a tightening gap communicating with the partially cut portion, and the pair of tightening portions via the tightening gap. A battery terminal provided with a fastening means that closes the battery post insertion hole in a reduced diameter direction; A third bolt operated from above the annular portion, and the third plate bracket To the door of the surface, the threads of the third bolt To wind up one end side of the third plate bracket by the screw thread of the third bolt by inserting and rotating the third bolt A plurality of grooves, and the third plate bracket The other end Is one end A holding portion for rotatably holding the third bolt in a state where the side is inserted and sandwiched is formed.
[0013]
A battery terminal according to a fifth aspect of the present invention is the battery terminal according to any one of the first to fourth aspects, wherein the structure of the tightening means is for upper tightening. Te It is characterized by having made it.
[0014]
According to the first aspect of the present invention, the tightening means is operated from above the annular portion of the battery terminal body. The operation is started by advancing the screwed state of the first bolt and the first nut. Then, when the screwing state of the first bolt and the first nut proceeds, the bolt insertion portions at the one end and the other end of the first plate bracket are pulled toward each other by the first bolt and the first nut, and the first plate bracket Is narrowed down to the first bolt and the first nut side. As a result, the pair of tightening portions are tightened in a direction approaching each other. Further, the battery post insertion hole contracts in the direction of diameter reduction, and the battery post insertion hole is brought into a pressure contact state with the battery post, and the connection of the battery terminal is completed.
[0015]
According to the second aspect of the present invention, when the bolt insertion portions at one end and the other end of the first plate bracket are pulled toward each other by the first bolt and the first nut, the elastic contact pieces come into contact with each other. (Even if the elastic contact pieces are in contact with each other from the beginning), each bolt insertion portion is pressed against the first bolt side and the first nut side. Thereby, the drawing of each bolt insertion part is performed in a stable state.
[0016]
According to the third aspect of the present invention, the tightening means is operated from above the annular portion of the battery terminal body. The operation is started by advancing the screwed state of the second bolt and the second nut. When the screwing state of the second bolt and the second nut proceeds, the annular second plate bracket is expanded in the direction of the axis of the battery post insertion hole by the second bolt and the second nut, and in the left-right direction. It is narrowed down. As a result, the pair of tightening portions are tightened in a direction approaching each other. Further, the battery post insertion hole contracts in the direction of diameter reduction, and the battery post insertion hole is brought into a pressure contact state with the battery post, and the connection of the battery terminal is completed.
[0017]
According to the fourth aspect of the present invention, the tightening means is operated from above the annular portion of the battery terminal body. The operation is started by rotating the third bolt in the holding portion. When the third bolt rotates, the other end of the third plate bracket is wound up by the third bolt, and the third plate bracket is narrowed down. As a result, the pair of tightening portions are tightened in a direction approaching each other. Further, the battery post insertion hole contracts in the direction of diameter reduction, and the battery post insertion hole is brought into a pressure contact state with the battery post, and the connection of the battery terminal is completed.
[0018]
According to the present invention described in claim 5, the above configuration is selected as the fastening means when it is necessary for the top fastening.
[0019]
DETAILED DESCRIPTION OF THE INVENTION
Embodiments of the present invention will be described below with reference to the drawings.
FIG. 1 is a plan view showing an embodiment of a battery terminal of the present invention. 2 is a front view, FIG. 3 is a right side view, FIG. 4 is an explanatory diagram of the shape of a connecting portion as a tightening portion viewed from the tightening gap, and FIG. 5 is a diagram illustrating a state in a tightening operation related to connection. It is a state explanatory view.
[0020]
1 to 3, the battery terminal 31 includes a battery terminal main body 32 and a fastening device 33 (corresponding to the fastening means described in the claims) composed of a plurality of constituent members. It winds around a tapered battery post 34 having a diameter on the distal end side smaller than a diameter on the proximal end side.
[0021]
The battery terminal main body 32 is manufactured by pressing a conductive metal plate, and includes a pair of annular portions 35 and 36 and a pair of connecting portions 37 and 37 (clamping portions described in the claims). And a pair of joining plates 38 and 39. Further, the battery terminal main body 32 has terminal fixing bolts 40 held by a pair of joining plates 38 and 39. If the axial direction of the battery post 34 is defined as the vertical direction, the front end side of the battery post 34 is defined as the upper side, and the base end side is defined as the lower side. In this specification, the annular portion 35 is the top and the annular portion 36 is the bottom. These are arranged. Similarly, these are arranged so that the joining plate 38 is on the top and the joining plate 39 is on the bottom.
[0022]
The annular portion 35 has a flat upper substrate 41. In addition, a battery post insertion hole 42 for inserting the battery post 34 is formed through the upper substrate 41 in the vertical direction. In addition, engaging portions 43 and 43 with the tips facing downward are respectively coupled to the left and right end portions of the upper substrate 41.
[0023]
The battery post insertion hole 42 is a portion that contacts the peripheral side surface of the battery post 34 and is formed by being bent from the upper substrate 41 so that the tip is directed downward. Further, the battery post insertion hole 42 is formed in an annular shape in accordance with the diameter on the tip side of the battery post 34. Further, the battery post insertion hole 42 is formed in a state where a portion between the connecting portions 37 and 37 is divided. Reference numeral 44 indicates a part of the battery post insertion hole 42 that is cut off.
[0024]
The annular part 36 has a flat lower substrate 45. A battery post insertion hole 46 for inserting the battery post 34 is formed through the lower substrate 45 in the vertical direction. Engaging portions 47 and 47 (only one shown, the same applies below) are formed at the left and right end portions of the lower substrate 45, respectively.
[0025]
The battery post insertion hole 46 is a portion that comes into contact with the peripheral side surface of the battery post 34 and is formed by being bent from the lower substrate 45 so that the front end faces downward. Further, the battery post insertion hole 46 is formed in an annular shape in accordance with the diameter of the base end side of the battery post 34. Further, the battery post insertion hole 46 is formed in a state where a portion between the connecting portions 37 and 37 is divided. Reference numeral 48 indicates a part of the battery post insertion hole 46 that is cut off.
[0026]
The engaging portions 43, 43 of the upper substrate 41 and the engaging portions 47, 47 of the lower substrate 45 are arranged so that their tips are opposed to each other. Further, the tips are arranged in contact with or close to each other.
[0027]
The connecting portions 37 and 37 are portions that connect the upper substrate 41 and the lower substrate 45 so as to overlap each other, and are formed in a U-shaped curved shape (see FIG. 4). That is, one end of each of the connecting portions 37 and 37 is connected to the front end of the upper substrate 41 (connected to the left and right sides of the partially cut portion 44 at the front end), and the other end is connected to the front end of the lower substrate 45. (It is coupled to the left and right sides of the partially cut portion 48 at the front end). The connecting portions 37 and 37 are arranged in parallel in the left-right direction with a fastening gap 49 communicating with the partially cut portions 44 and 48. Inside the U-shaped curved shape (see FIG. 4), insertion spaces 50 and 50 (see FIG. 4; only one is shown) penetrating in the left-right direction are formed.
[0028]
The bonding plate 38 has a contact plate portion 51 that is coupled to the rear end of the upper substrate 41 and downward side walls 52 and 52 (only one is shown) that is coupled to both left and right ends of the contact plate portion 51. Configured. The contact plate portion 51 is a rectangular flat plate, and a bolt insertion hole for the terminal fixing bolt 40 is formed through the center thereof.
[0029]
The joining plate 39 includes a bolt standing plate 53 that is coupled to the rear end of the lower substrate 45, and side walls 54, 54, and 54 that are coupled to the left and right ends and the rear end of the bolt standing plate 53. (Only two are shown). Side walls 52 and 52 of the joining plate 38 are disposed outside the side walls 54 and 54.
[0030]
In addition, the connection part with respect to the external connection terminal 14 (refer FIG. 8) as demonstrated in the prior art example shall be comprised by the joining plates 38 and 39 and the terminal fixing bolt 40. FIG.
[0031]
The fastening device 33 is configured to bring the connecting portions 37 and 37 closer to each other through a fastening gap 49 and shrink the battery post insertion holes 42 and 46 in the direction of diameter reduction, and includes a first plate bracket 55 and a first bolt 56. And a first nut 57 screwed into the first bolt 56 and a washer 58 inserted through the first bolt 56.
[0032]
The first plate bracket 55 is a belt-like metal plate and is wound around the connecting portions 37 and 37 in the left-right direction. Further, the first plate bracket 55 is formed with bolt insertion portions 59 and 59 having bolt insertion holes (not shown) at one end and the other end, respectively. One of the bolt insertion portions 59 and 59 is in surface contact with the washer 58. The other is in surface contact with the head 60 of the first bolt 56. Elastic contact pieces 61 and 61 that are elastic and come into contact with each other are coupled to the distal ends of the bolt insertion portions 59 and 59. The elastic contact pieces 61, 61 are formed by bending so that the middle is inserted through the first bolt 56 and the tip is directed toward the insertion space 50 (see FIG. 4).
[0033]
The first bolt 56 is arranged such that its axis L1 is parallel to the axis L2 of the battery post insertion holes 42, 46. Further, the first nut 57 and the washer 58 are arranged so that they can be screwed and inserted from the upper substrate 41 side (the head 60 of the first bolt 56 is arranged on the lower substrate 45 side). The first bolt 56 is inserted into the bolt insertion portions 59 and 59 and then the washer 58 is inserted, and further the first nut 57 is screwed.
[0034]
Next, based on the said structure, the connection with respect to the battery post 34 of the battery terminal 31 is demonstrated (refer FIGS. 1-3 and FIG. 5). It is assumed that installation parts (not shown) are installed in the vicinity of a battery (not shown) provided with the battery posts 34 in a state where the installation parts (not shown) are overcrowded in the horizontal direction.
[0035]
First, the battery post insertion holes 42 and 46 are brought into contact with the peripheral side surface of the battery post 34 by moving in the arrow P direction (corresponding to the vertical direction). Next, the battery terminal body 32 is arranged so that the direction thereof is in a predetermined direction. Subsequently, the first nut 57 is rotated in the direction of the arrow Q with a tool (not shown) such as an impact wrench from above the battery terminal main body 32 (from the vertical direction) to perform a tightening operation related to the connection.
[0036]
In the tightening operation, when the first nut 57 rotates in the arrow Q direction, the screwed state of the first bolt 56 and the first nut 57 proceeds. Then, the bolt insertion portions 59, 59 of the first plate bracket 55 are drawn toward each other in the direction of the arrow R, and the first plate bracket 55 is narrowed down to the first bolt 56 and the first nut 57 side. Thereby, the connection parts 37 and 37 are clamp | tightened in the direction (refer arrow line S direction) which mutually approaches. In addition, the battery post insertion holes 42 and 46 are contracted in the diameter reducing direction, and the battery post insertion holes 42 and 46 are in pressure contact with the peripheral side surface of the battery post 34. Connection of the battery terminal 31 is completed.
[0037]
When the bolt insertion portions 59 and 59 are pulled toward each other in the direction of the arrow R, the elastic contact pieces 61 and 61 come into contact with each other, and the bolt insertion portions 59 and 59 are on the first bolt 56 side (the first bolt 56 side). It is pressed against the head 60) and the first nut 57 side (washer 58). Thereby, the drawing of each bolt insertion part 59 and 59 is performed in the stable state.
[0038]
As described above, the battery terminal 31 can be connected to the battery post 34 by operating a tool (not shown) such as an impact wrench from above the battery terminal body 32 (from the vertical direction). Therefore, the interference between the tool (not shown) and the installation parts (not shown) around the battery can be surely avoided, and the work related to the connection of the battery terminal 31 (work related to the attachment) can be easily performed.
[0039]
Next, another embodiment of the battery terminal according to the present invention will be described with reference to FIGS. 6 is a plan view, FIG. 7 is a front view, FIG. 8 is a right side view, and FIG. 9 is a state explanatory view for explaining a state in a tightening operation related to connection. In addition, about the same structural member as the above, the same code | symbol is attached | subjected and the description shall be abbreviate | omitted.
[0040]
6 to 8, the battery terminal 71 includes the same battery terminal main body 32 as described above and a fastening device 72 (corresponding to the fastening means described in the claims) composed of a plurality of constituent members. And is wound around the battery post 34.
[0041]
In the same manner as described above, the fastening device 72 is configured to bring the connecting portions 37 and 37 as fastening portions closer to each other through the fastening gap 49 and reduce the battery post insertion holes 42 and 46 in the diameter reducing direction. A plate bracket 73, a second bolt 74, and a second nut 75 screwed to the second bolt 74 are configured.
[0042]
The second plate bracket 73 is an annular metal plate having a predetermined width, and is wound around the connecting portions 37 and 37 in the left-right direction. The second plate bracket 73 has a bolt insertion hole (not shown).
[0043]
The second bolt 74 includes a threaded portion 76, a head 77 as a tool engaging portion coupled to one end of the threaded portion 76, and a second plate bracket 73 coupled to the other end of the threaded portion 76. And a pressing portion 78 to be pressed. The second bolt 74 is arranged such that its axis L3 is parallel to the axis L2 of the battery post insertion holes 42 and 46. That is, the head 77 is disposed on the upper substrate 41 side, and the pressing portion 78 is disposed on the lower substrate 45 side (between the lower surfaces of the coupling portions 37 and 37 and the second plate bracket 73).
[0044]
The second bolt 74 is inserted through the tightening gap 49. However, when the tightening gap 49 is narrow, it is necessary to form a relief portion for the second bolt 74 in the connecting portions 37 and 37.
[0045]
The second nut 75 is disposed between the upper surfaces of the connecting portions 37 and 37 and the second plate bracket 73. And between the 2nd nut 75 and the head 77 of the 2nd volt | bolt 74, the 2nd board bracket 73 which penetrated the bolt insertion hole which is not shown in figure to the thread part 76 is arrange | positioned.
[0046]
Based on the above configuration, connection of the battery terminal 71 to the battery post 34 will be described (see FIGS. 6 to 9). It is assumed that installation parts (not shown) are installed in the vicinity of a battery (not shown) provided with the battery posts 34 in a state of being overcrowded in the horizontal direction.
[0047]
First, the battery post insertion holes 42 and 46 are brought into contact with the peripheral side surface of the battery post 34 by moving in the arrow P direction (corresponding to the vertical direction). Next, the battery terminal body 32 is arranged so that the direction thereof is in a predetermined direction. Subsequently, the head 77 of the second bolt 74 is rotated in the direction of the arrow Q with a tool (not shown) such as an impact wrench from above the battery terminal main body 32 (from the vertical direction), and the tightening operation related to the connection is performed.
[0048]
In the tightening operation, when the head 77 of the second bolt 74 rotates in the direction of the arrow Q, the screwed state of the second bolt 74 and the second nut 75 proceeds. Then, the second nut 75 and the pressing portion 78 move away from each other, the second plate bracket 73 is spread along the axis L2 of the battery post insertion holes 42 and 46 (see the arrow T direction), and left and right Narrow down in the direction. Thereby, the connection parts 37 and 37 are clamp | tightened in the direction (refer arrow line S direction) which mutually approaches. In addition, the battery post insertion holes 42 and 46 are contracted in the diameter reducing direction, and the battery post insertion holes 42 and 46 are in pressure contact with the peripheral side surface of the battery post 34. Connection of the battery terminal 71 is completed.
[0049]
As described above, the battery terminal 71 can be connected to the battery post 34 by operating a tool (not shown) such as an impact wrench from above the battery terminal main body 32 (from the vertical direction). Therefore, the interference between the tool (not shown) and the installation parts (not shown) around the battery can be surely avoided, and the work related to the connection of the battery terminal 71 (work related to the attachment) can be easily performed.
[0050]
Subsequently, another embodiment of the battery terminal according to the present invention will be described with reference to FIGS. 10 is a plan view, FIG. 11 is a front view, FIG. 12 is a right side view, FIG. 13 is an external perspective view of the fastening device, and FIG. 14 is a state explanatory diagram for explaining the state of the fastening operation related to the connection. . In addition, about the same structural member as the above-mentioned two form, the same code | symbol shall be attached | subjected and the description shall be abbreviate | omitted.
[0051]
10 to 12, the battery terminal 81 includes the same battery terminal main body 32 as described above, and a fastening device 82 (corresponding to the fastening means described in the claims) composed of a plurality of constituent members. And is wound around the battery post 34.
[0052]
In the same manner as described above, the tightening device 82 brings the connecting portions 37 and 37 as the tightening portions close to each other through the tightening gap 49 and contracts the battery post insertion holes 42 and 46 in the diameter reducing direction. It has a plate bracket 83 and a third bolt 84 (see FIG. 13).
[0053]
The third plate bracket 83 is a band-shaped metal plate and is wound around the connecting portions 37, 37 in the left-right direction. At one end of the third plate bracket 83, a holding portion 85 that holds the third bolt 84 rotatably is formed. Further, a plurality of grooves 87 into which the threads 86 (see FIG. 14) of the third bolt 84 are inserted are formed on the surface of the third plate bracket 83.
[0054]
The holding portion 85 has a substantially U-shape, and a female screw portion 88 (see FIG. 14) for the third bolt 84 is formed on the inner surface thereof. Further, the holding portion 85 can hold the third bolt 84 in a rotatable manner in a state where the other end side of the third plate bracket 83 is inserted and sandwiched.
[0055]
The third bolt 84 includes a male screw part 89 having a plurality of threads 86 (see FIG. 14) and a head 90 as a tool engaging part coupled to one end of the male screw part 89. Has been. The third bolt 84 is arranged so that its axis L4 is parallel to the axis L2 of the battery post insertion holes 42 and 46. The head 90 is disposed on the upper substrate 41 side.
[0056]
Based on the above configuration, connection of the battery terminal 81 to the battery post 34 will be described (see FIGS. 10 to 12 and 14). It is assumed that installation parts (not shown) are installed in the vicinity of a battery (not shown) provided with the battery posts 34 in a state of being overcrowded in the horizontal direction.
[0057]
First, the battery post insertion holes 42 and 46 are brought into contact with the peripheral side surface of the battery post 34 by moving in the arrow P direction (corresponding to the vertical direction). Next, the battery terminal body 32 is arranged so that the direction thereof is in a predetermined direction. Subsequently, the head 90 of the third bolt 84 is rotated in the direction of the arrow Q with a tool (not shown) such as an impact wrench from above the battery terminal body 32 (from the vertical direction), and the tightening operation related to the connection is performed.
[0058]
In the tightening operation, the head 90 of the third bolt 84 rotates in the arrow Q direction. And second The other end of the three-plate bracket 83 is wound up by the thread 86 of the third bolt 84 (see the arrow U direction), and the third plate bracket 83 is narrowed down. Thereby, the connection parts 37 and 37 are clamp | tightened in the direction (refer arrow line S direction) which mutually approaches. In addition, the battery post insertion holes 42 and 46 are contracted in the diameter reducing direction, and the battery post insertion holes 42 and 46 are in pressure contact with the peripheral side surface of the battery post 34. Connection of the battery terminal 81 is completed.
[0059]
As described above, the battery terminal 81 can be connected to the battery post 34 by operating a tool (not shown) such as an impact wrench from above the battery terminal body 32 (from the vertical direction). Therefore, the interference between the tool (not shown) and the installation parts (not shown) around the battery can be surely avoided, and the work related to the connection of the battery terminal 81 (work related to the attachment) can be easily performed.
[0060]
As can be seen from the above-described three forms, the battery terminal main body 32 and the portions described in the conventional example corresponding thereto can be used. Thereby, when it is necessary to tighten from above due to a problem in the engine room layout, any of the above-described tightening devices 33, 72, and 82 may be used. If there is no problem in layout, the type tightened from the side described in the conventional example may be used. Needless to say, the cost can be reduced. In addition, it goes without saying that the present invention can be variously modified without departing from the spirit of the present invention. That is, in the above description, the battery terminal main body 32 is formed by press working. become). In addition, if it is formed by press working, it is a type comprising a strip-shaped metal plate having an electrode gripping part fitted on the battery post and a pair of leg parts extending opposite from both ends of the electrode gripping part The fastening device 33 or 82 may be applied to the battery terminal main body (see Japanese Patent Laid-Open No. 11-204179 previously proposed by the applicant of the present application).
[0061]
【The invention's effect】
As described above, according to the present invention described in claim 1, the tightening means can be operated on the upper side of the annular portion of the battery terminal body. That is, it can be performed by top tightening. Thereby, interference with the fastening tool with respect to a fastening means and the installation components around a battery can be avoided reliably, and the operation | work which concerns on attachment of a battery terminal can be made easy.
[0062]
According to the second aspect of the present invention, in addition to the effect of the first aspect of the present invention, there is an effect that each bolt insertion portion can be pulled in a stable state.
[0063]
According to the third aspect of the present invention, the tightening means can be operated on the upper side of the annular portion of the battery terminal body. That is, it can be performed by top tightening. Thereby, interference with the fastening tool with respect to a fastening means and the installation components around a battery can be avoided reliably, and the operation | work which concerns on attachment of a battery terminal can be made easy.
[0064]
According to the fourth aspect of the present invention, the tightening means can be operated on the upper side of the annular portion of the battery terminal body. That is, it can be performed by top tightening. Thereby, interference with the fastening tool with respect to a fastening means and the installation components around a battery can be avoided reliably, and the operation | work which concerns on attachment of a battery terminal can be made easy.
[0065]
According to the present invention described in claim 5, it is possible to select when necessary for upper tightening. Therefore, the cost can be suppressed.
[Brief description of the drawings]
FIG. 1 is a plan view showing an embodiment of a battery terminal according to the present invention.
FIG. 2 is a front view of the battery terminal of FIG.
3 is a right side view of the battery terminal of FIG. 1. FIG.
FIG. 4 is a diagram illustrating the shape of a connecting portion as a tightening portion viewed from a tightening gap.
FIG. 5 is a state explanatory diagram for explaining a state during a tightening operation related to connection;
FIG. 6 is a plan view showing another embodiment of the battery terminal according to the present invention.
7 is a front view of the battery terminal of FIG. 6. FIG.
8 is a right side view of the battery terminal of FIG. 6. FIG.
FIG. 9 is a state explanatory diagram for explaining a state in a tightening operation related to connection.
FIG. 10 is a plan view showing still another embodiment of the battery terminal according to the present invention.
11 is a front view of the battery terminal of FIG.
12 is a right side view of the battery terminal of FIG.
FIG. 13 is an external perspective view of the tightening device.
FIG. 14 is a state explanatory diagram for explaining the state of the tightening operation related to the connection (in the circle, an enlarged view of the main part).
FIG. 15 is an external perspective view of a conventional battery terminal.
[Explanation of symbols]
31, 71, 81 Battery terminal
32 Battery terminal body
33, 72, 82 Tightening device (Tightening means)
34 Battery post
35, 36 Annular part
37 Connecting part (tightening part)
38, 39 Joint plate
40 Terminal fixing bolt
41 Upper substrate
42, 46 Battery post insertion hole
43, 47 Engagement part
44, 48 Partially cut parts
45 Lower substrate
49 Tightening gap
50 insertion space
51 Contact plate
52, 54 side wall
53 Bolt standing plate
55 First plate bracket
56 1st bolt
57 First nut
58 Washer
59 Bolt insertion part
60 heads
61 Elastic contact piece
73 Second plate bracket
74 Second bolt
75 Second nut
76 Screw part
77 head
78 Pushing part
83 Third plate bracket
84 Third bolt
85 Holding part
86 Screw thread
87 groove
88 Female thread
89 Male thread
90 heads

Claims (5)

A battery post insertion hole for inserting a battery post is formed in a state of having a part cut off in an up and down direction, and a clamping gap communicating with the part of the part cut is provided with respect to the ring part. A battery terminal body having a pair of tightening portions arranged side by side; and
Tightening means for reducing the battery post insertion hole in the diameter reducing direction by bringing the pair of tightening portions closer to each other through the tightening gap;
A battery terminal with
When the fastening means is operated from the upper side of the annular portion with a band-shaped first plate bracket that wraps around the pair of fastening portions in the left-right direction, a screwed state is formed along the axis of the battery post insertion hole. A first bolt and a first nut that are advanced and configured,
The battery terminal according to claim 1, wherein a bolt insertion portion is formed at one end and the other end of the first plate bracket so that the first bolt and the first nut can pull each other when the screwing state proceeds. The battery terminal according to claim 1,
An elastic contact piece having elasticity and contacting each other is coupled to each of the bolt insertion portions. A battery post insertion hole for inserting a battery post is formed in a state of having a part cut off in an up and down direction, and a clamping gap communicating with the part of the part cut is provided with respect to the ring part. A battery terminal body having a pair of tightening portions arranged side by side; and
Tightening means for reducing the battery post insertion hole in the diameter reducing direction by bringing the pair of tightening portions closer to each other through the tightening gap;
A battery terminal with
When the tightening means is operated from the upper side of the annular portion, an annular second plate bracket that wraps around the pair of tightening portions in the left-right direction, the threaded state is brought about along the axis of the battery post insertion hole. A battery terminal comprising: a second bolt and a second nut that travel and increase the distance between the second plate brackets along the direction of the axis. A battery post insertion hole for inserting a battery post is formed in a state of having a part cut off in an up and down direction, and a clamping gap communicating with the part of the part cut is provided with respect to the ring part. A battery terminal body having a pair of tightening portions arranged side by side; and
Tightening means for reducing the battery post insertion hole in the diameter reducing direction by bringing the pair of tightening portions closer to each other through the tightening gap;
A battery terminal with
The fastening means comprises a belt-like third plate bracket that wraps around the pair of fastening portions in the left-right direction, and a third bolt that is operated from above the annular portion, and
A plurality of bolts for winding up one end side of the third plate bracket by the thread of the third bolt by inserting the screw of the third bolt on the surface of the third plate bracket and rotating the third bolt A battery terminal characterized in that a groove is formed, and a holding portion is formed on the other end of the third plate bracket to hold the third bolt rotatably with one end inserted and sandwiched. The battery terminal according to any one of claims 1 to 4,
Battery terminal, characterized in that the arrangement of the fastening means, and a configuration as a for the upper clamping.

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