JP2007189838A - Protector - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a protector for surely protecting accommodated wiring. <P>SOLUTION: The protector 1 includes a case body 10 having an accommodation section 13 for accommodating the wiring 2 between a pair of side walls 12, 12 raised on both sides of a base 11, and a lid 20 for covering the accommodation section 13. A plurality of protrusions 30, 30 is communicated with a pair of the side walls 12, 12, and protruded from a surface of the lid 20 so as to prevent a force from being directly applied to the lid 20. <P>COPYRIGHT: (C)2007,JPO&INPIT

Description

  The present invention relates to a protector that houses a wire harness between a pair of side walls standing from both sides of a base portion and covers the same with a lid portion.

  Various electronic devices are mounted on automobiles or the like as moving bodies. For this reason, the automobile or the like is wired with a wire harness in order to transmit electric power from a power source or the like or a control signal from a computer or the like to the electronic device. The wire harness includes a plurality of electric wires and connectors attached to ends of the electric wires.

  The electric wire includes a conductive core wire and a covering portion made of an insulating synthetic resin that covers the core wire. The electric wire is a so-called covered electric wire. The connector includes a conductive terminal fitting and an insulating connector housing. The terminal fitting is attached to an end portion of the electric wire and is electrically connected to the core wire of the electric wire. The connector housing is formed in a box shape and accommodates the terminal fitting.

The wire harness is housed in a protector and protected. As such a protector, the one shown in cited document 1 is known. In FIG. 4, a plurality of substantially triangular fall-preventing ribs 125 having predetermined intervals are formed on the continuous portions 123 a and 123 b of both side walls 190 a and 190 b of the protector main body 130 of the protector 100 and the bottom 170. It is molded integrally with. The fall prevention rib 125 is formed integrally with the protector main body 130, and by contraction, the side walls 190a and 190b that are going to fall down are pulled outward to prevent the fall. In addition, since the side walls 190a and 190b do not fall inward, the wire harness can be easily inserted, and thereafter, the upper opening is closed by the lid 150. At this time, since the side walls 190 a and 190 b are not tilted inward, the lock arm 151 of the lid 150 can be easily inserted into the locking hole 157 of the locking frame 155.
JP-A-5-154879

  However, in the protector 100 described above, when a force P is applied from above the lid 150, the lid 150 is deformed, broken, or the like. In the worst case, the wire harness housed in the protector 100 is There was a possibility of disconnection. In particular, in the case of the protector 100 described above, since the fall prevention ribs 125 that prevent the side walls 190a and 190b from falling are present, the lid 150 is attached to the mating member in a state of facing upward, The possibility that the force P was applied to the lid 150 was high.

  Therefore, in view of the problems described above, an object of the present invention is to provide a protector that can reliably protect the wiring to be accommodated.

  In order to solve the above-mentioned problems, the protector according to claim 1, wherein the protector according to the present invention includes a case main body having a housing portion for housing wiring between a pair of side walls standing from both sides of the base portion, and the housing portion. A protector having a cover, and a plurality of protrusions that are connected to each of the pair of side walls and protrude toward the surface of the cover so as to prevent a force from being directly applied to the cover. It is characterized by.

  According to the protector according to the first aspect of the present invention, since the plurality of projecting portions are formed so as to be continuous with the pair of side walls and projecting to the surface side of the lid portion, the force toward the surface of the lid portion is First, since it is transmitted to the plurality of protrusions, it is possible to prevent a force from being directly applied to the lid.

  The invention according to claim 2, which has been made to solve the above-mentioned problems, is characterized in that, in the protector according to claim 1, the pair of projecting portions are formed so as to stand from both sides of the base portion. And

  According to the protector according to the second aspect of the present invention, since the projecting portion is erected from both sides of the base portion and is formed to be connected to the pair of side walls, the strength of the projecting portion can be increased.

  In order to solve the above-mentioned problems, a third aspect of the present invention is the protector according to the first or second aspect, wherein the protruding portion is formed integrally with the side wall.

  According to the protector of the present invention described in the third aspect, since the projecting portion is formed integrally with the side wall, it is possible to prevent the case body from being complicated in structure. Moreover, if it stands up from both sides of a base part, since the thickness of a side wall and a protrusion part can be thickened, the fall-down to the accommodating part of a side wall can be prevented.

  According to a fourth aspect of the present invention, there is provided the protector according to any one of the first to third aspects, wherein when the pair of projecting portions abut against a mating member, The plurality of projecting portions are formed so as to form a second housing portion for housing another wiring between the pair of projecting portions projecting from the front surface side, the lid portion, and the mating member. And

  According to the protector of the present invention described in claim 4, the second accommodating portion that accommodates another wiring is formed between the pair of projecting portions projecting on the surface side of the lid portion, the lid portion, and the mating member. Since it did in this way, the other wiring from which a structure, an assembly process, etc. differ can also be accommodated and protected.

  As described above, according to the protector of the present invention described in claim 1, a plurality of projecting portions are formed so as to be connected to the pair of side walls and project to the surface side of the lid portion, and direct force is applied to the lid portion. Since the addition is prevented, deformation, breakage, and the like of the lid can be prevented, and thus the wiring accommodated in the housing portion of the case body can be reliably protected. Therefore, the safety of the protector can be improved.

  According to the second aspect of the present invention, in addition to the effect of the first aspect of the invention, the projecting portion is provided so as to stand from both sides of the base portion and to be connected to the pair of side walls. Since the strength of the portion can be increased, deformation, breakage, etc. of the lid portion can be prevented more reliably.

  According to the invention described in claim 3, in addition to the effect of the invention described in claim 1 or 2, since the projecting portion is formed integrally with the side wall, the structure of the case body is complicated. Can be prevented. Moreover, since the thickness of a side wall and a protrusion part can be thickened by making it stand from both sides of a base part, the fall to the accommodating part of a side wall can be prevented.

  According to the invention described in claim 4, in addition to the effect of the invention described in any one of claims 1 to 3, the pair of projecting portions projecting on the surface side of the lid portion, the lid portion, and the counterpart member Since a second housing portion for accommodating other wirings is formed between them, and other wirings having different configurations, assembly processes, etc. can be accommodated and protected. Since it can protect only with the protector of invention, cost reduction can be aimed at. Further, since other wirings having different assembly processes and the like can be accommodated, it is possible to give the assembly equipment a degree of freedom and to improve work efficiency and production efficiency.

  Hereinafter, an embodiment of a protector according to the present invention will be described with reference to the drawings of FIGS.

  1 to 3, the protector 1 includes a case main body 10 that accommodates a wire harness 2 that is a wiring therein, a lid portion 20 that covers an opening of the case main body, and a pair of projecting portions 30 and 30. ing. The protector 1 is made of synthetic resin or the like, and is fixed to a counterpart member 5 such as a vehicle body or a panel of the vehicle.

  As is well known, the wire harness 2 has a plurality of electric wires and a connector attached to an end portion of the electric wires. As the wiring according to the present invention, one or a plurality of electric wires can be used. Various different things such as electric wires and cables can be used. Moreover, about the wire harness 2, what was covered with the corrugated tube can also be used.

  The case main body 10 has a base 11, a pair of side walls 12, 12, and a housing part 13. The base 11 and the pair of side walls 12 are integrally formed of synthetic resin or the like. The case body 10 has a cross section, that is, a housing portion 13 formed in a substantially U shape by a base portion 11 and a pair of side walls 12 and 12.

  The base 11 is formed in a rectangular plate shape that is long in the longitudinal direction of the wire harness 2, and has a shape corresponding to the wiring pattern of the wire harness 2. The width of the base 11 is formed larger than the diameter of the wire harness 2 so that the wire harness 2 can be accommodated.

  Each of the pair of side walls 12 and 12 is formed in a thin plate shape, and is erected from edge portions 11 a and b on both sides of the base portion 11. Each side wall 12 has a shape corresponding to the wiring pattern of the wire harness 2 and extends in the longitudinal direction of the wire harness 2. Although the height of each side wall 12 is formed so as to be slightly higher than the diameter of the wire harness 2, it can be appropriately set such that the height is substantially equal to the diameter of the wire harness 2. Further, a guide piece 14 for guiding the wire harness 2 extends from the end portion of the one side wall 12 in a substantially L-shaped cross section.

  The accommodating portion 13 is a space formed between the base portion 11 and the pair of side walls 12 and 12. The housing portion 13 has an opening 13a near the ends of the pair of side walls 12, 12, and the wire harness 2 can be housed in the housing portion 13 through the opening 13a.

  The lid portion 20 includes a lid body 21, a pair of standing portions 22 and 22, and a pair of arms 23 and 23, which are integrally formed of synthetic resin or the like. The lid 21 is formed in a shape corresponding to the opening 13a and a flat plate shape so as to close the housing portion 13 of the case main body 10. Each of the standing portions 22 and 22 is formed so as to stand downward from the side edge portion of the lid body 21.

  The pair of arms 23 and 23 are formed on each of the pair of standing portions 22 and 22 so as to face each other. Each arm 23, 23 is formed so as to protrude downward from an arbitrary portion of each standing portion 22. Each arm 23, 23 is provided with a locking projection 24 on the outer surface near the tip, and is locked to a locking receiving portion 40, which will be described later, on the case body 10 side. The unit 20 is detachably attached. Moreover, each arm 23 and 23 forms a pair of guide part 25 in the outer surface.

  The pair of protrusions 30 and 30 are formed at arbitrary portions in the longitudinal direction of the side walls 12 and 12, in the present embodiment, near the ends of the side walls 12 and 12, but the formation positions can be set as appropriate. it can. The pair of projecting portions 30, 30 are formed so as to continue to each of the pair of side walls 12, 12 and project to the surface side of the lid portion 20. That is, the height of each protrusion 30 is formed to be higher than the upper surface of the lid 20 when the lid 20 is attached to the case body 10.

  Each of the pair of protrusions 30, 30 is formed so as to stand from both sides of the base portion 11 of the case body 10, and is formed integrally with the protrusion 30 and the side wall 12 of the case body 10. Each protrusion 30 is formed to be thicker than the side wall 12. Thus, even if force P is applied to the protrusion 30 by forming the protrusion 30 thick and integrally forming with the side wall 12, deformation, breakage, etc. of the protrusion 30 can be prevented. Furthermore, the side wall 12 can be prevented from falling into the housing portion 13.

  In each of the pair of projecting portions 30, 30, a portion projecting from the front surface side (upper surface in the drawing) of the lid portion 20 is an accommodation wall 31. When the pair of projecting portions 30, 30 come into contact with the mating member 5, a space surrounded by the pair of housing walls 31, the lid portion 20, and the mating member 5 becomes the second housing portion 32. That is, since the second housing portion 32 can be set according to the height of the housing wall 31, the height of the housing wall 31 is appropriately set according to the size of the harness 3 housed in the second housing portion 32. Is done. The harness 3 is another wiring, for example, an electric wire including a conductor and a covering portion covering the conductor, but may be a wire harness or the like.

  Further, a locking receiving portion 40 is formed between the side wall 12 and the protruding portion 30. Although not shown, the latch receiving portion 40 has an insertion hole for inserting the above-described arm 23 and an engagement hole for engaging with the engagement protrusion 24 of the arm 23.

  Next, an assembly example of the protector 1 having the above-described configuration will be described in the case where the wire harness 2 and the harness 3 having different configurations and assembly processes are accommodated.

  When the wire harness 2 is accommodated in the accommodating portion 13 from the opening 13 a of the case body 10, the lid portion 20 is attached to the pair of side walls 12 so as to cover the accommodating portion 13. The wire harness 2 may be fixed to the case body 10 with a tape or the like, or may not be fixed.

  The harness 3 is disposed in the second housing portion 32 formed between the lid portion 20 and the housing walls 31, 31 of the pair of projecting portions 30, 30, so that the opening of the second housing portion 32 is closed in this state. Furthermore, the protector 1 is attached to the mating member 5 by bringing the tips of the protrusions 30 and 30 into contact with the mating member 5. The protector 1 is fixed to the mating member 5 by a fixing portion (not shown) formed on the side surfaces of the pair of projecting portions 30 and 30.

  According to the protector 1 of the present invention described above, a plurality of projecting portions 30, 30 are formed so as to be continuous with the pair of side walls 12, 12 and project to the front surface side of the lid portion 20. Since the addition of P is prevented, the lid 20 can be prevented from being deformed, damaged, and the like, so that the wire harness 2 housed in the housing portion 13 of the case body 10 can be reliably protected. . Therefore, the safety of the protector 1 can be improved.

  Further, since the protrusions 30 and 30 are erected from both sides of the base 11 and are formed so as to be continuous with the pair of side walls 12 and 12, the strength of the protrusions 30 and 30 can be increased. Deformation, breakage, and the like of the portion 20 can be prevented more reliably.

  Furthermore, since the protrusions 30 and 30 are formed integrally with the side walls 12 and 12, the structure of the case body 10 can be prevented from becoming complicated. Further, since the side walls 12 and 12 and the protrusions 30 and 30 can be increased in thickness because they are erected from both sides of the base portion 11, the side walls 12 and 12 can be prevented from falling into the housing portion 13. Can do.

  Further, a second housing portion 32 for housing another harness 5 is formed between the pair of projecting portions 30, 30 projecting to the surface side of the lid portion 20, the lid portion 20, and the mating member 5, and a configuration and assembly process Since other harnesses 5 having different or the like can be accommodated and protected, what was conventionally protected by the two protectors (parts) can be protected only by the protector 1 of the present invention, thereby reducing the cost. Can be achieved. Further, since other harnesses 3 having different assembly processes and the like can be accommodated, it is possible to give the assembly equipment a degree of freedom and to improve work efficiency, production efficiency, and the like.

  In the above-described embodiment, the case where the pair of protrusions 30 and 30 are formed outside the side walls 12 of the case body 10 and protrudes to the surface side of the lid 20 has been described. For example, the through hole of the lid portion 20 is formed, and the protruding portion is protruded from the through hole. The protruding portion 30 is formed inside the side wall 12 and protrudes from the through hole. Various forms such as extending the protrusion 30 from the upper end can be adopted.

  Moreover, although the case where a pair of protrusions 30 and 30 are formed on the pair of side walls 12 and 12 has been described, two or more (a plurality of) protrusions may be formed on each side wall 12. Absent.

It is a perspective view which shows the external appearance of the protector which concerns on this invention. It is a perspective view when the cover part of the protector in FIG. 1 is removed. It is a cross-sectional schematic diagram of the arrow direction which passes along the straight line II in FIG. It is a perspective view which shows an example of the conventional protector.

Explanation of symbols

1 Protector 2 Wire harness (wiring)
3 Harness (other wiring)
DESCRIPTION OF SYMBOLS 10 Case main body 11 Base part 12 Side wall 13 Storage part 20 Lid part 30 Projection part 31 Storage wall 32 2nd storage part

Claims (4)

In a protector having a case body having a housing portion for housing the wiring between a pair of side walls standing from both sides of the base portion, and a lid portion covering the housing portion,
A protector comprising a plurality of projecting portions that are continuous with each of the pair of side walls and project toward the surface of the lid portion so as to prevent a force from being directly applied to the lid portion.   The protector according to claim 1, wherein the pair of projecting portions are formed so as to stand from both sides of the base portion.   The protector according to claim 1, wherein the protrusion is formed integrally with the side wall.   When the pair of projecting portions abut on the mating member, a second housing portion that houses another wiring between the pair of projecting portions projecting from the surface side of the lid portion and the lid portion and the mating member. The protector according to any one of claims 1 to 3, wherein the plurality of protrusions are formed so as to be formed.

Images