JP6519964B2 - Guide structure of female screw member - Google Patents

Description

  According to the present invention, for example, a frame-like cover body is attached by a mounting bolt to a faucet box attached to a wall surface inside a building and containing a faucet for connecting to a water supply pipe of equipment such as a washing machine. The present invention relates to a guide structure for an internally threaded member for accommodating a hexagonal nut in a nut accommodation hole provided in a water faucet box.

  A faucet box as a mounting body is mounted at an opening of a wall surface inside a building and disposed on the wall back side, and a square frame-like cover body as a mounting body is disposed on the wall front side. While the nut accommodation hole which accommodates a hexagonal nut is provided in the four corners of the said box for water faucets, the through-hole is formed in the four corners of a cover body. Then, with the hexagonal nut accommodated in the nut accommodation hole of the faucet box, the bolt is inserted from the wall front side into the through hole of the cover body, and the cover body is screwed with the hexagonal nut of the faucet box It is designed to be fixed to the faucet box.

  An attachment of this type is disclosed, for example, in Patent Document 1. That is, the mounting body includes a holding member having a female screw portion and an insertion hole for housing the holding member, and the male screw portion of the male screw body is screwed into the female screw portion of the holding member. The body is to be fixed to the mounting body. The holding member is a hexagonal nut, and the insertion hole has a hole shape similar to that of the hexagonal nut.

JP 2005-273839 A

  In the mounting body of the conventional configuration described in Patent Document 1, when the hexagonal nut is accommodated in the insertion hole, the hexagonal nut is gripped with a finger, and after the hexagonal shape and the hexagonal shape of the insertion hole are aligned. , Hexagon nut must be inserted into the insertion hole. At this time, if the hexagonal circumferential position of the hexagonal nut and the hexagonal circumferential position of the nut accommodation hole do not match, after turning the hexagonal nut in the circumferential direction to match the two hexagonal circumferential positions, It is necessary to push a hex nut into the insertion hole.

  For this reason, if the size of the insertion hole is set a little larger than the hexagonal nut and it is easy to insert the hexagonal nut, when the bolt is screwed to the hexagonal nut and tightened, the hexagonal nut becomes loose and the bolt can be tightened. There is a risk of disappearing.

  In addition, when an obstacle such as a wall or a step is present in the vicinity of the insertion hole of the mounting body, the insertion of the hexagonal nut into the insertion hole is more complicated because the finger gripping the hexagonal nut touches the obstacle. It will take time to work.

  Therefore, an object of the present invention is to provide a guide structure of a female screw member that can easily receive a nut in a nut receiving hole with a simple configuration.

  In order to achieve the above object, the guiding structure of the female screw member of the invention according to claim 1 holds the female screw member in a polygonal columnar female screw member accommodation hole provided in the mounting body, and the mounting body by the male screw member The attachment member is screwed to the attachment screw member to attach the attachment member to the attachment member, and the attachment member is formed with a guide groove for guiding the insertion member into the insertion member receiving hole. .

  In the guiding structure of the female screw member of the invention according to claim 2, in the invention according to claim 1, the mounting body is a bottomed cylindrical faucet box, and the mounting body is mounted on the faucet box The guide groove provided on the water faucet box is an extension of two parallel polygonal sides of a nut accommodation hole as an internal thread member accommodation hole whose both side walls are formed in a polygonal column shape. It is formed along a line and is configured to guide a hexagonal nut as a female screw member to the nut receiving hole.

  In the guiding structure of the female screw member of the invention according to the third aspect, in the invention according to the second aspect, the water faucet box is formed in a bottomed square cylindrical shape, and the nut accommodation holes are provided at the four corners and a cover The body is formed in the shape of a square frame, and the four corners thereof are provided with insertion holes for inserting mounting bolts as male screw members, and the wall of the water faucet box is in the vicinity of a part of the nut accommodation hole of the water faucet box. The body is standing.

  In the guiding structure of the female screw member of the invention according to the fourth aspect, in the invention according to the second or third aspect, the side walls of the guide groove have parallel parallel polygons of a nut receiving hole to a nut receiving hole. It is comprised by the parallel side wall part extended along the extension line of two sides, and the wide side wall part extended and extended from the parallel side wall part.

According to the guiding structure of the female screw member of the invention described in claim 5, in the invention according to claim 4, the widened side wall portion of the guide groove is formed in a planar arc shape.
According to the guiding structure of the female screw member of the invention described in claim 6, in the invention according to claim 4 or claim 5, the width between both side wall portions of the guide groove is wider than the width between the extension lines of the nut receiving hole. While being set, the height of the both-sides wall which forms a guide groove is formed to be the same as the height of the surrounding wall which forms a nut accommodation hole.

  According to the guide structure of the female screw member of the present invention, it is possible to easily receive the nut in the nut receiving hole with a simple configuration.

The disassembled water outlet socket in embodiment is shown, and the disassembled perspective view which shows the state which attaches a cover body to the box for water faucets especially. The top view which shows the box for water faucets. 3A is a cross-sectional view taken along line 3a-3a of FIG. 2, FIG. 3B is a cross-sectional view taken along line 3b-3b of FIG. 2, and FIG. 2C is a cross-sectional view taken along line 3c-3c of FIG. (A) is a disassembled perspective view which shows the state which accommodates a hexagonal nut in the nut accommodation hole provided in the four corners of the box for water faucets, (b) is the elements on larger scale which show a nut accommodation hole and a guide groove. It is a figure which shows the effect | action of the guide structure of a hexagonal nut, Comprising: (a) is a principal part enlarged plan view which shows the state which hold | gripped hexagonal nut with a finger and directs it to a nut accommodation hole, (b) guides the side of a hexagonal nut (C) is an enlarged plan view of the main part showing a state in which the side surface of the hexagonal nut is inserted along the parallel side wall part of the guide groove, (c) d) is a principal part enlarged plan view which shows the state which accommodated the hex nut in the nut accommodation hole. It is a figure which shows another example of this invention, Comprising: The perspective view which shows a state which accommodates a hexagon nut in a nut accommodation hole using an auxiliary | assistant assembly stand. It is a figure which shows the other another example of this invention, Comprising: (a) is a principal part top view which shows the state made into the taper-shaped side wall part which spreads the both-sides wall of a guide groove toward a tip part, (b) is a guide groove The principal part top view which shows the state made into the circular-arc-shaped side wall part which widens the both-sides wall part of this in an arc shape like a front-end | tip part. It is a figure which shows the further another example of this invention, Comprising: (a) is a principal part sectional view which shows the state made into the inclined widening side wall part which becomes high toward a tip part, and (b) is widening of a guide groove. Principal part sectional drawing which shows the state made into the level | step difference wide side wall part higher than the part of a parallel side wall part the part of a side wall part.

Hereinafter, an embodiment of the present invention will be described in detail with reference to FIGS.
As shown in FIG. 1, the faucet box 11 as a mounting body in the form of a bottomed square cylinder is fixed to a bat 13 by a fixing screw 12 and disposed on the back side of the wall 14. The water stop valve 15 housed in the faucet box 11 has the male screw 17 penetrating through the through hole 16 and is screwed into the female screw 18 inserted in the insertion hole 113 of the bottom wall 112 of the faucet box 11 Is mounted in the faucet box 11. A sheath fixing cylinder 19 projects from one side wall (bottom wall) of the water tap box 11, and an end of the sheath 20 is inserted into and connected to the sheath fixing cylinder 19. The pipe 21 is adapted to be connected to the water stop valve 15.

  On the front surface (opening surface) of the faucet box 11, a cover 22 as a mounting member in the form of a square frame is attached from the front side of the wall 14. That is, as shown in FIG. 2 and FIG. 3A, a collar portion 114 is formed around the opening side of the box main body 111 of the water faucet box 11, and female screw members are formed at four corners of the collar portion 114. A nut accommodation hole 24 as an accommodation hole is formed in a regular hexagonal column shape similar to the regular hexagon of a hexagonal nut (regular hexagonal nut) 23 as a polygonal nut of a female screw member.

  On the other hand, as shown in FIG. 1, insertion holes 25 are formed at four corners of the cover 22, and mounting bolts 26 as male screw members are inserted into the insertion holes 25. Then, the mounting bolt 26 is inserted into the insertion hole 25 of the cover body 22 and screwed onto the hexagonal nut 23 accommodated in the nut accommodation hole 24 of the faucet box 11, from the front side of the wall 14 It fixes to the box 11 for water faucets.

  As shown in FIGS. 4A and 4B, a guide groove 27 for guiding the hexagonal nut 23 to the nut receiving hole 24 is formed in the flange portion 114 of the box main body 111. As shown in FIG. The guide groove 27 is composed of a bottom wall portion 271 and side wall portions 272 erected on both side end portions thereof. As shown in FIG. 2, each guide groove 27 extends from the nut receiving hole 24 toward the corner of the collar 114 in a 45 ° direction with respect to both side edges of the collar 114.

  As shown in FIG. 4 (b), the guide groove 27 has parallel side walls 272 extending along two parallel extension lines x of a regular hexagon of the nut accommodation hole 24 formed in a regular hexagonal column shape. A side wall portion 273 and a wide side wall portion 274 which is further extended from the parallel side wall portion 273 and formed in a planar arc shape so as to be wider as it goes away from the nut accommodation hole 24 is formed.

  As shown in FIG. 4A, a wall body 115 of the box main body 111 is formed to rise in the vicinity of the box main body 111 side of the nut accommodation hole 24 of the water faucet box 11. Therefore, as shown in FIG. 5A, when the hexagonal nut 23 is gripped by the finger 28 and accommodated in the nut accommodation hole 24, the finger 28 touches the wall 115 of the box main body 111, and the hexagonal nut 23 is It becomes an obstacle to the storage operation.

  As shown in FIG. 2, FIG. 3 (b) and FIG. 4 (b), the guide groove 27 has a width D between both side wall portions 272, that is, a width D between parallel side wall portions 273 is an extension of the nut accommodation hole 24. The width d is set to be wider than the distance x, and the hexagonal nut 23 can be easily guided in the guide groove 27.

  Further, as shown in FIG. 3C, the heights of the side wall portions 272 forming the guide groove 27, that is, the heights of the parallel side wall portions 273 are the heights of the peripheral wall portion forming the nut accommodation hole 24, ie, the flange portion 114. The hexagonal nut 23 which is formed in the same manner and guided by the guide groove 27 is easily accommodated in the nut accommodation hole 24 without being separated from the peripheral wall portion of the nut accommodation hole 24.

  As shown in FIG. 1, the cosmetic cover 29 is attached to the cover body 22 by engaging the claws 291 provided on the inner surface side with the cover body 22. The cover 22 and the cosmetic cover 29 are provided with a first opening 221 and a second opening 292, respectively, and the handle 30 and the hose mounting portion 31 are fixed via the first opening 221 and the second opening 292. It is connected to the water faucet 15. And the water supplied from the water supply pipe 21 is supplied to apparatuses, such as a washing machine, via the water stop cock 15 and the hose mounting part 31. As shown in FIG.

Next, the operation of the guide structure of the female screw member configured as described above will be described.
Now, as shown in FIG. 5A, when the hexagonal nut 23 is accommodated in the nut accommodation hole 24 provided in the flange portion 114 of the faucet box 11, the opening of the faucet box 11 is lowered. In this state (shown in FIG. 4A), the hexagonal nut 23 is gripped by two fingers 28 and slides on the bottom wall 271 of the guide groove 27 while holding the hexagonal nut 23 horizontally. It makes it approach to the nut accommodation hole 24.

  Subsequently, as shown in FIG. 5 (b), the side surface 231 of the hexagonal nut 23 is brought into contact with the widened side wall 274 of the guide groove 27, and the hexagonal nut 23 is shown by the arrow in FIG. Turn it counterclockwise as shown in and insert it. At this time, since the wide side wall portion 274 of the guide groove 27 is formed in a planar arc shape, the side surface 231 of the hexagonal nut 23 is engaged with the wide side wall portion 274 of the guide groove 27. It is smoothly guided toward the side wall 273.

  Next, as shown in FIG. 5C, the parallel side surfaces 231 of the hexagonal nut 23 are inserted along the parallel side wall portions 273 of the guide groove 27 in the direction of the nut accommodation hole 24. At this time, the parallel side wall portion 273 of the guide groove 27 is formed slightly wider than the extension line x of two parallel sides of the regular hexagon of the nut accommodation hole 24, and the heights of both parallel side wall portions 273 forming the guide groove 27 The height of the circumferential wall forming the nut receiving hole 24 is equal to the height of the flange 114. Therefore, the hexagonal nut 23 can be quickly inserted toward the nut accommodation hole 24, and at the same time, the hexagonal nut 23 does not easily come off from the nut accommodation hole 24.

  Thereafter, as shown in FIG. 5D, by continuing to insert the hexagonal nut 23 along the parallel side wall 273 of the guide groove 27, the hexagonal nut 23 is dropped into and engaged with the nut accommodation hole 24. At this time, since the parallel side wall portion 273 of the guide groove 27 is formed along the extension line x of two parallel sides of a regular hexagon, the hexagonal nut 23 is the deepest along the parallel side wall portion 273 of the guide groove 27. The hexagonal nut 23 can be accommodated in the nut accommodation hole 24 only by inserting it up to the end.

The effects exerted by the above embodiments are summarized below and described.
(1) In the guiding structure of the female screw member in this embodiment, the faucet box 11 as the mounting body is formed with the guide groove 27 for guiding the hexagonal nut 23 as the female screw member to the nut accommodation hole 24. Therefore, when the hexagonal nut 23 is accommodated in the nut accommodation hole 24, the hexagonal nut 23 is engaged with the guide groove 27 and inserted into the nut accommodation hole 24 while being guided by the guide groove 27. The nut 23 can be quickly received in the nut receiving hole 24.

  Therefore, according to this embodiment, with the simple configuration in which the guide groove 27 for guiding the hexagonal nut 23 is provided, the hexagonal nut 23 can be easily accommodated in the nut accommodation hole 24.

  (2) The parallel side wall portions 273 of the side wall portions 272 of the guide groove 27 are formed along the extension line x of two parallel sides of the regular hexagon of the nut accommodation hole 24, and the hexagonal nut 23 is inserted into the nut accommodation hole 24. It is configured to guide you. Therefore, by guiding the hexagonal nut 23 along the guide groove 27, the hexagonal nut 23 can be accommodated as it is in the nut accommodation hole 24.

  (3) A wall 115 of the faucet box 11 is erected in the vicinity of a part of the nut accommodation hole 24 of the faucet box 11. For this reason, when the hexagonal nut 23 is gripped by the finger 28 and is intended to be accommodated directly in the nut accommodation hole 24, the finger 28 touches the wall body 115 of the faucet box 11, but in the present embodiment the hexagonal nut 23 is guided. A guide groove 27 is provided. Therefore, by guiding the hexagonal nut 23 along the guide groove 27, the hexagonal nut 23 can be accommodated in the nut accommodation hole 24 without any problem.

  (4) The guide groove 27 has parallel side wall portions 273 whose side wall portions 272 extend from the nut accommodation hole 24 along extension lines x of two parallel sides of the regular hexagon of the nut accommodation hole 24 and parallel sidewall portions thereof A wide side wall 274 extends from the point 273. Therefore, when the hexagonal nut 23 is inserted along the guide groove 27, the hexagonal nut 23 can be first easily inserted from the widened side wall 274 of the guide groove 27 and subsequently smoothly along the parallel side wall 273. Can be inserted into

  (5) The widened side wall portion 274 of the guide groove 27 is formed in a planar arc shape. Therefore, when the hexagonal nut 23 is inserted into the guide groove 27, the hexagonal nut 23 can be more smoothly inserted along the arc of the widened side wall portion 274.

  (6) The width D between the side walls 272 of the guide groove 27 is set wider than the width d between the extension lines x of the nut accommodation holes 24 and the height of the side walls 272 forming the guide groove 27 Are formed at the same height as the height of the flange portion 114 of the peripheral wall forming the nut accommodation hole 24. Therefore, it is easy to insert the hexagonal nut 23 into the guide groove 27 and it is possible to suppress the hexagonal nut 23 from coming off the nut accommodating hole 24 when the hexagonal nut 23 reaches the nut accommodating hole 24. .

In addition, it is also possible to change and implement the said embodiment as follows.
As shown in FIG. 6, an auxiliary mounting base 32 having an extension bottom wall 321 and an extension side wall 322 extending along the extension direction of the guide groove 27 around the flange 114 of the faucet box 11 It may be arranged. In such a configuration, the operation of inserting the hexagonal nut 23 into the guide groove 27 can be performed more easily.

  As shown in FIG. 7A, the side wall portions 272 of the guide groove 27 may be tapered side wall portions 272 which widens as the distance from the nut accommodation hole 24 increases. Further, as shown in FIG. 7B, the side wall portions 272 of the guide groove 27 may be formed as side wall portions 272 in a plane arc shape that gradually widens as the distance from the nut accommodation hole 24 increases.

  As shown in FIG. 8A, the height of the widened side wall portion 274 of the guide groove 27 may be set as the inclined widened side wall portion 275 which becomes higher as the distance from the nut accommodation hole 24 increases. In this case, the operation of first inserting the hexagonal nut 23 into the guide groove 27 can be easily performed. Further, as shown in FIG. 8B, the height of the widened side wall portion 274 of the guide groove 27 may be a step widening side wall portion 276 which is higher than the height of the parallel side wall portion 273. Also in this case, the operation of first inserting the hexagonal nut 23 into the guide groove 27 can be easily performed.

In the embodiment, the guide groove 27 may be configured only by the parallel side wall 273 without providing the wide side wall 274.
In the embodiment, the guide groove 27 may be stopped in the middle of the collar portion 114 without forming the guide groove 27 up to the outer end portion of the collar portion 114 of the faucet box 11. Alternatively, the guide groove 27 may be formed in a part of the extension line x of the nut receiving hole 24.

The bottom wall portion 271 of the guide groove 27 may be configured to be inclined so that the nut accommodation hole 24 side is low and the outer end side is high.
A square nut having an even number of sides, a regular octagonal nut, a dodecagonal nut, or the like may be used as the polygonal nut.

(Supplementary note)
The technical idea that can be grasped from the above embodiment will be described.
(1) A female screw member is held in a polygonal columnar female screw member accommodation hole provided in the mounting body, and the mounting body is screwed to the female screw member of the mounting body by the male screw member to mount the mounting body on the mounting body The mounting body is formed with a guide groove for guiding the female screw member to the female screw member accommodation hole, the mounting body is a bottomed cylindrical faucet box, and the mounting body is for a water faucet. It is a frame-like cover body attached to the box, and a guide groove provided in the water faucet box is configured to guide a polygonal nut as a female screw member to a nut accommodation hole as a female screw member accommodation hole, The water faucet box is formed in a bottomed square cylindrical shape, the nut accommodation hole is provided at the corner, the cover body is formed in a square frame shape, and the guide groove is formed at the corner portion of the corner from the nut accommodation hole Guide structure of extending bought female screw member.

  (2) The guide groove has parallel side wall portions whose both side wall portions extend along extension lines of parallel two sides of a polygon of the nut accommodation hole from the nut accommodation hole, and widening extension extending from the parallel sidewall portion The guide structure of the internal thread member as described in technical thought (1) comprised by the side wall part.

11: Water faucet box as mounting body, 114: collar portion as peripheral wall portion, 115: wall body, 22: cover body as mounting body, 23: hexagonal nut as female screw member, 24: female screw member accommodation hole As a nut accommodation hole 25 25 insertion hole 26 mounting bolt as a male screw member 27 guide groove 272 side wall portion 273 parallel side wall portion 274 wide side wall portion D width between side wall portions d: Width between extension lines, x: extension line.

Claims (1)

The female screw member is held in a polygonal columnar female screw member accommodation hole provided in the mounting body, and the mounting body is screwed to the female screw member of the mounting body by the male screw member to mount the mounting body on the mounting body At the same time, the mounting body is formed with a guide groove for guiding the female screw member into the female screw member accommodation hole, and an auxiliary assembling having an extended bottom wall portion extending along the extension direction of the guide groove around the mounting body. Guide structure of the female screw member where the base is arranged.