JP4118457B2 - Wire harness protector - Google Patents

Description

[0001]
BACKGROUND OF THE INVENTION
The present invention relates to a protector for a wire harness that accommodates a linear body such as a wire harness used for connection of an electric system of an automobile, attaches it to a vehicle body, equipment, etc., and arranges and holds the linear body. .
[0002]
[Prior art]
For a wire harness protector that protects and fixes a wire harness by accommodating a predetermined length of a wire harness that is conventionally used for connection of an electric system of an automobile and attaching the wire harness to a vehicle body or the like, for example, The one disclosed in Japanese Patent No. 212936 is known.
[0003]
As shown in FIG. 6, a conventional wire harness protector 51 has two slits 53 extending in the width direction at appropriate intervals along the longitudinal direction of a protector body 52 made of an elastic body such as synthetic resin. It has. In addition, a plurality of bent portions including both side bent portions 54 and a central bent portion 55 provided along the longitudinal direction are provided, and an insertion opening portion 56 through which the wire harness W is inserted is formed by deformation of the bent portion. Further, side plates 58 are vertically provided on both sides of the bottom plate 57 in the longitudinal direction, and a plurality of pressing pieces 59 are provided at the upper end of the side plate 58 at right angles toward the inside.
[0004]
More specifically, a sub-bottom plate portion 61 is formed sandwiched between the slits 53 of the bottom plate 57, and a concave groove 54a (see FIG. 7) is formed on the lower surface at the contact side with the side plates 58 at both ends of the sub-bottom plate portion 61. The both side bent portions 54 are provided. The remaining bottom plate is a main bottom plate portion 60, and a central bent portion 55 having a concave groove 55a in the lower portion is provided at the center.
[0005]
In the wire harness protector 51 having the above-described configuration, as shown in FIG. 7, first, when both sides of the main bottom plate portion 60 are bent downward with the central bent portion 55 as a hinge, the sub-bottom plate portion 61 uses the double bent portion 54 as a hinge. Curve downward. The main bottom plate portion 60 is not bent more than a right angle due to the width of the concave groove 55a, and the wire harness protector 51 is maintained in a predetermined shape by the elasticity of the sub-bottom plate 61.
[0006]
Then, as shown in the right figure of FIG. 8, the gap between the holding plates 59 on both sides is opened and the insertion opening 56 appears, so that the wire harness W is formed in the U-shaped main bottom plate 60, side plate 58, and holding piece 59. Can be easily inserted. When the bent main bottom plate portion 60 is returned to the flat shape, the sub-bottom plate portion 61 is also returned to the flat shape, so that the wire harness W is covered with the wire harness protector 51 since the shapes shown in the left figures of FIGS. become.
[0007]
[Problems to be solved by the invention]
However, in the conventional wire harness protector 51 described above, since it is necessary to maintain the open state as shown in FIG. 7, a complete hinge structure is obtained by deepening the concave grooves 54a and 55a of the central bent portion 55 and the side bent portions 54. Since the protector main body is weak in rigidity, both side bent portions 54 are subjected to a tensile force due to the elasticity of the sub-bottom plate portion 61, so that there is a possibility of hinge breakage, and there is a problem in terms of reliability. there were.
[0008]
Moreover, although it can be used for the straight part of the wire harness W, it cannot be used for a bending part, and there existed a problem that it was limited by an application surface.
In addition, since the mold is complicated to manufacture, dedicated equipment is required, and the bulky shape has a problem of consuming space during storage and transportation.
Furthermore, since the dead space increases when the capacity of the wire harness W is small, it is necessary to prepare various sizes, and as the types increase, the parts management becomes complicated and the cost increases. There was a problem.
[0009]
The object of the present invention has been made in view of the above-mentioned problems, is rigid and can be used for a bent portion of a wire harness, is easy to manufacture, store and transport, has high reliability, and is versatile. And providing a wire harness protector at a lower cost.
[0010]
[Means for Solving the Problems]
The above-mentioned problems relating to the present invention can be solved by the following items 1) and 2).
1) On the both sides in the width direction of the flat plate-shaped protector body , and between the both side end portions each having a predetermined width, a plurality of pieces extended in the width direction at appropriate intervals along the longitudinal direction of the protector body a slit, said longitudinal direction to form a plurality of bent portions provided along, said bent portion is deformed by a wire protector for harness insertion opening is formed for inserting the wire harness,
In the flat plate-shaped protector body, a plurality of rectangular plate-shaped harness bottom plates and presser top plates are alternately formed by the slits,
Wherein the receiving bottom plate, with both sides bent portion having a bottom groove in the vicinity of both side ends is provided in the longitudinal direction, on the center axis facing the longitudinal direction at the center in the width direction, the central bent portion having a Tenmizo is provided, et al. it is,
The front Symbol pressing the top plate, in order to divide the presser top plate, the wire harness protector, wherein a center slit communicating with said slit adjacent is provided across the central axis.
2) In the protector for a wire harness, preferably in order to maintain a storage shape in which an insertion opening is opened so that the wire harness can be stored from above in the protector body.
Hooks that can be locked to each of the both side end portions and can be released are provided on the back surface of the receiving bottom plate so as to correspond to each of the both side end portions, and each hook is connected to the both side end portions. A protector for a wire harness, wherein the protector for the wire harness is latched to each of the two.
[0011]
According to the protector for a wire harness having the above structure, during each on either side in the width direction of the flat plate-like protector body is both side portions having a predetermined width, and at appropriate intervals along the longitudinal direction of the protector body wires and a plurality of slits that are oriented in the width direction, the longitudinal direction to form a plurality of bent portions provided along the bent portion is deformed by the insertion opening for inserting the wire harness is formed A protector for a harness, wherein a plurality of rectangular plate-shaped harness bottom plates and presser top plates are alternately formed in the flat plate-shaped protector body by the slits, and the bottom plate is provided near both side end portions. with both sides bent portion having a bottom groove is provided in the longitudinal direction, on the center axis facing the longitudinal direction at the center in the width direction, the central bent portion provided we are having Tenmizo, pre Ki押The example top plate, in order to divide the presser top plate, a center slit communicating with said slit adjacent is provided across the central axis.
Therefore, when a compressive force is applied in the width direction of the both end portions of the protector body, the receiving base plate is bent downward in a V shape by bending both side bent portions and the central bent portion, and both side end portions are also lowered. Is bent substantially vertically. Therefore, the holding top plate is separated from the center slit and divided into both sides and is in an upright state, so that an insertion opening that is opened upward in a substantially U-shaped groove shape is formed. Can be improved.
[0012]
Also, if the compressive force applied to the ends of both sides is removed after the wire harness is inserted, the receiving base plate and holding top plate will return to the original flat plate shape due to the restoring force of the side bent portions and the center bent portion. To return to an appropriate position to hold and hold the wire harness. Accordingly, it is possible to deal with various types of wire harnesses without causing a dead space in which the wire harness is laterally displaced in the protector body, so that it is not necessary to prepare a large number of types, and it is possible to simplify component management. .
Moreover, since the both-ends part of the protector main body of the both sides of a slit has flexibility, it can respond also to the refraction | bending of a wire harness. Moreover, since it is necessary to give a restoring force to the both-side bent part and the central bent part, the hinge is not broken because it has a certain degree of rigidity. Therefore, the reliability can be improved, the versatility is excellent, and the cost can be reduced.
Furthermore, since the basic shape is a flat plate shape, it can be stacked during storage or transportation, and handling can be improved.
[0013]
In addition, in order to maintain the storage shape in which the insertion opening is opened so that the wire harness can be stored from above in the protector body, it can be locked to each of the both side ends and the lock is released. Hooks that are possible are provided on the back surface of the receiving base plate in correspondence with the respective side end portions, and each hook is locked to each of the both side end portions, so that the wire harness can be easily inserted. Efficiency can be further improved.
[0014]
DETAILED DESCRIPTION OF THE INVENTION
Hereinafter, an embodiment of a protector for a wire harness according to the present invention will be described in detail with reference to FIGS. FIG. 1 is a perspective view showing a basic shape of an embodiment of a wire harness protector according to the present invention, FIG. 2 is an operation explanatory view showing a state of deformation in FIG. 1, and FIG. 3 is a storage for storing the wire harness in FIG. FIG. 4 is a perspective view showing a holding shape holding the wire harness in FIG. 3, and FIG. 5 is an operation explanatory view showing another embodiment of the wire harness protector of the present invention.
[0015]
As shown in FIGS. 1 and 2, the wire harness protector 1 according to the present invention includes a plurality of plate-shaped protector bodies 2 made of synthetic resin or the like that are stretched in the width direction at appropriate intervals along the longitudinal direction. The slit 3 and a plurality of bent portions formed by the side bent portions 5 and the central bent portion 6 provided along the longitudinal direction form an insertion opening portion 11 opened upward.
[0016]
The protector main body 2 is formed with a plurality of rectangular plate-shaped harness receiving base plates 7 and presser top plates 8 alternately by slits 3, and both sides of the receiving base plate 7 have bottom grooves 5 a in the vicinity of both side ends. A bent portion 5 is provided along the axial direction, and a central bent portion 6 having a ceiling groove 6a is provided on the central axis.
Further, the presser top plate 8 is provided with a crank-shaped or S-shaped center slit 9 across the central axis, and both sides thereof are integrally connected to both side end portions 10 outside the slit 3. In addition, since it is desired to give the both-side bent portion 5 and the central bent portion 6 a restoring force, the depth of the bottom groove 5a and the top groove 6a with respect to the thickness of the receiving bottom plate 7 and the holding top plate 8 is a degree that determines the bending direction. It is set shallower.
[0017]
In the wire harness protector 1 having the above-described configuration, the basic shape is a flat plate shape as shown in FIG. 1, but when a compressive force F is applied to both side end portions 10, 10 toward the center line, The receiving base plate 7 is bent at both side bent portions 5 and the central bent portion 6 and deformed downward in a V shape as shown in FIG. Further, when the side end portions 10 and 10 are bent downward, the pressing top plate 8 is divided by the center slit 9 and deformed upward in an inverted V shape. Further, when a compressive force F is further applied to the side end portions 10 and 10 toward the central axis, the receiving base plate 7 and the side end portions 10 are further bent, and as shown in FIG. 3, a substantially U-shaped groove shape opened upward. The insertion opening 11 is formed.
[0018]
Next, as shown in FIG. 3, the wire harness W is inserted into the receiving bottom plate 7 from above the opened insertion opening 11 and the compressive force F applied to the receiving bottom plate 7 is released. 5 and the bending force of the central bent portion 6 causes the receiving bottom plate 7, the holding top plate 8 and the side end portions 10 to return to the original flat plate shape.
Then, as shown in FIG. 4, since the wire harness W is accommodated in the insertion opening 11, the receiving bottom plate 7 and the pressing top plate 8 remain in a position corresponding to the capacity of the wire harness W and have a holding shape, The wire harness W is held while applying an appropriate pressing force to the wire harness W from above and below.
[0019]
Further, when the wire harness W is desired to be bent along a curved wall surface or the like, the protector body 2 has flexibility, so that it can be attached along the curved surface. However, since the receiving bottom plate 7 and the pressing top plate 8 are bent in a substantially V shape, the both side end portions 10 and 10 at both ends of the slit 3 are actually bent and deformed into a similar curved surface shape.
[0020]
As described above, in the wire harness protector 1 of the present embodiment, a plurality of rectangular plate-shaped receiving bottom plates 7 and presser top plates 8 are alternately formed on the flat plate-shaped protector body 2 by the slits 3. Both side bent portions 5 having bottom grooves 5a are provided in the axial direction in the vicinity of both side end portions, and a central bent portion 6 having top grooves 6a is provided on the central axis. The presser top plate 8 is provided with a crank-shaped or S-shaped center slit 9 across the central axis, and both sides thereof are integrally connected to both side end portions 10 outside the slit 3.
[0021]
Accordingly, when a compressive force F is applied to the side end portions 10 of the protector body 2 in the direction of the central axis, the side bent portions 5 and the central bent portion 6 are bent, so that the receiving base plate 7 is V-shaped downward. While being bent, both side end portions 10 are also bent downward to be in a substantially vertical state. As a result, the pressing top plate 8 is separated from the center slit 9 and is divided upright on both sides, so that a substantially U-shaped insertion opening 11 opened upward is formed. Therefore, since the wire harness W can be easily inserted into the insertion opening 11, the working efficiency can be improved.
[0022]
Further, if the compressive force F applied to the side end portions 10 is removed after the wire harness W is inserted, the receiving bottom plate 7 and the holding top plate 8 will return to the original flat plate shape by the restoring forces of the side bent portions 5 and the center bent portion 6. To do. As a result, the wire harness W returns to an appropriate position depending on the capacity of the wire harness W, and the wire harness W is pressed and held from the up and down direction. Corresponding to the wire harness W. Therefore, the wire harness protector excellent in versatility can be obtained.
[0023]
Moreover, since the both-ends part 10 of the protector main body 2 can be bent, it can respond to the attachment surface of various shapes.
In addition, since the side bent portions 5 and the central bent portion 6 need to have a restoring force sufficient to sandwich the wire harness W, there is a certain degree of rigidity unlike a hinge structure for simple integration. Does not happen.
Furthermore, since the basic shape is a flat plate, it can be stacked, and it is easy to handle because it does not take up space during storage or transportation. Therefore, the reliability of the protector can be improved, the cost can be reduced, and a wire harness protector that is more versatile can be obtained.
[0024]
Next, another embodiment of the wire harness protector of the present invention will be described with reference to FIG. As shown in FIG. 5, the wire harness protector 21 of the present embodiment holds the insertion opening 11 opened so that the wire harness W can be stored from above, as compared with the above-described wire harness protector 1. The difference is that hooks 24 that can be locked and released on both side end portions 10 are provided on the back side of the receiving base plate 27 in the vicinity of the bent portions 5 on both sides. Therefore, detailed description is abbreviate | omitted by attaching | subjecting the same code | symbol to the part of the same structure.
[0025]
The wire harness protector 21 according to the present embodiment is provided at both side end portions 10 in order to hold the open insertion openings 11 that can accommodate the wire harness W from above on the back surface of the receiving bottom plate 27 in the vicinity of the side bent portions 5. A hook 24 that can be locked and released is provided. Therefore, the wire harness W can be easily inserted, and the work efficiency can be further improved.
In addition, since a plurality of rectangular plate-shaped harness receiving base plates 27 and presser top plates 8 are formed in the flat plate-shaped protector body 22 by the slits 3, it is easy to manufacture and provides a place for storage and transportation. Since it can be stacked, it is easy to handle.
[0026]
In addition, the protector for wire harnesses of this invention is not limited to embodiment mentioned above, It can implement also in another form by making an appropriate change. For example, in the present embodiment, the center slit 9 provided in the presser top plate 8 has a crank shape, but may have an S shape.
[0027]
【The invention's effect】
As described above, according to the protector for wire harness of the present invention, along the longitudinal direction of the protector main body between both side ends of the flat protector main body , each having a predetermined width. a plurality of slits that are oriented in a proper spacing and the width direction, the longitudinal direction to form a plurality of bent portions provided along the bent portion is deformed by the insertion opening for inserting the wire harness A wire harness protector, in which a plurality of rectangular plate-shaped harness bottom plates and pressing top plates are alternately formed by the slits in the flat plate-shaped protector body , with both sides bent portion having a bottom groove in the vicinity of both side ends is provided in the longitudinal direction, on the center axis facing the longitudinal direction at the center in the width direction, the central bent portion having a Tenmizo Vignetting, before Symbol pressing the top plate, in order to divide the presser top plate, a center slit communicating with said slit adjacent is provided across the central axis.
Therefore, when a compressive force is applied to both end portions of the protector body in the direction of the central axis, both side bend portions and center bend portions are bent, and the receiving bottom plate is bent downward in a V-shape and both end portions. Is also bent downward. Further, the presser top plate is separated from the center slit and divided into both sides, and is in a substantially upright state opened upward, so that a U-shaped insertion opening is formed. Therefore, the wire harness can be inserted easily and efficiently, and the working efficiency can be improved.
[0028]
Also, if the compressive force applied to the ends of both sides is removed after the wire harness is inserted, the receiving base plate and presser top plate will return to the original flat plate shape due to the restoring force of the side bent portions and the center bent portion. Thus, the wire harness W is returned to an appropriate position and pressed and held from above and below.
Accordingly, it is possible to deal with wire harnesses of various capacities without causing a dead space in which the wire harness is laterally displaced in the protector body. Therefore, the wire harness protector excellent in versatility can be obtained.
[0029]
Furthermore, both ends of the protector body on both sides of the slit are flexible and can cope with the bending of the wire harness, and it is necessary to give a restoring force to both the side bent part and the center bent part. Because of its rigidity, it will not cause a hinge break.
In addition, since the basic shape is a flat plate, it can be stacked, so it is easy to handle because it does not take up space during storage or transportation. Therefore, the reliability can be improved and the handling property is excellent and the cost can be reduced.
[0030]
In addition, in order to maintain the storage shape in which the insertion opening is opened so that the wire harness can be stored from above in the protector body, it can be locked to each of the both side ends and the lock is released. Hooks that are possible are provided on the back surface of the receiving base plate so as to correspond to the respective side end portions, and the hooks are locked to the respective side end portions, so that the storage shape can be maintained, so that the wire harness can be inserted. Work becomes easy and the work efficiency can be further improved.
[Brief description of the drawings]
FIG. 1 is a perspective view showing a basic shape of an embodiment of a protector for a wire harness according to the present invention.
FIG. 2 is a front view showing the middle of deformation in FIG.
FIG. 3 is a perspective view showing a storage shape for storing the wire harness in FIG. 1;
4 is a perspective view showing a holding shape holding the wire harness in FIG. 3. FIG.
FIG. 5 is a front view showing another embodiment of the protector for a wire harness of the present invention.
FIG. 6 is a perspective view showing an example of a conventional wire harness protector.
7 is a perspective view showing a free state in FIG. 6. FIG.
8 is a cross-sectional view showing an operating state in FIG. 7. FIG.
[Explanation of symbols]
1, 21 Wire harness protector 2, 22 Protector body 3 Slit 5 Both side bends 5a Bottom groove 6 Center bend 6a Top groove 7, 27 Receiving base plate 8 Pressing top plate 9 Center slit 10 Both side ends 11 Insertion opening 24 Hook W wire harness

Claims (2)

During each on either side in the width direction of the flat plate-like protector body is both side portions having a predetermined width, a plurality of slits that are oriented in and the width direction at appropriate intervals along the longitudinal direction of the protector body , along said longitudinal direction to form a plurality of bent portions provided, said bent portion is deformed by a wire protector for harness insertion opening is formed for inserting the wire harness,
In the flat plate-shaped protector body, a plurality of rectangular plate-shaped harness bottom plates and presser top plates are alternately formed by the slits,
Wherein the receiving bottom plate, with both sides bent portion having a bottom groove in the vicinity of both side ends is provided in the longitudinal direction, on the center axis facing the longitudinal direction at the center in the width direction, the central bent portion having a Tenmizo is provided, et al. it is,
The front Symbol pressing the top plate, in order to divide the presser top plate, the wire harness protector, wherein a center slit communicating with said slit adjacent is provided across the central axis. In order to maintain the storage shape in which the insertion opening is opened so that the wire harness can be stored in the protector body from above ,
Hooks that can be locked to each of the both side end portions and can be released are provided on the back surface of the receiving bottom plate so as to correspond to each of the both side end portions, and each hook is connected to the both side end portions. The protector for a wire harness according to claim 1, wherein the protector for each of the wire harnesses is locked .

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