JP2011055627A - Combined protector - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a combined protector wherein wrong assembly can be prevented, without troublesome design leading that would lead to increase in cost. <P>SOLUTION: The combined protector is formed by combining two protectors 10, 20 together at two coupling portions 51, 52 provided on the peripheral walls 10A, 20A of the protectors 10, 20 at a distance from each other; the coupling portions 51, 52 include pairs of projected engaging portions 15, 25 and depressed engaging portions 26, 16 that are freely engageable with or disengaged from each other; one coupling portion 51 of the two coupling portions 51, 52 includes a combination of a projected engaging portion 15, provided on the first protector 10 and a depressed engaging portion 26 provided on the second protector 20. The other coupling portion 52 includes a combination of a depressed engaging portion 16, provided on the first protector 10 and a projected engaging portion 25 provided to the second protector 20. <P>COPYRIGHT: (C)2011,JPO&INPIT

Description

  The present invention relates to a protector for protecting a wire harness of an automobile, and more particularly to a combined protector in which two protectors are combined.

  In automobiles, various plastic protectors are used to protect the wire harness (see, for example, Patent Document 1 and Patent Document 2). Among this type of protector, there is a combined type protector in which two protectors are combined for the convenience of installation and the convenience of assembly.

  FIG. 3 shows an example of a combined protector. This united protector enables the first protector 110 and the second protector 120 to be combined, and two engaging holes (concave engaging portions) 116 are provided on the lower wall of the first protector 110. Two engagement protrusions (convex engagement portions) 125 are provided on the upper wall of the second protector 120. The two engaging holes 116 and the two engaging protrusions 125 are disposed at positions where the distance between them is equal to each other. By engaging the engaging protrusion 125 and the engaging hole 116, the first protector 110. And the second protector 120 can be combined.

  By the way, in the united protector of FIG. 3, the two engaging holes 116 provided in the first protector 110 are either of the two engaging protrusions 125 provided in the second protector 120. Since both 125 and 125 can be engaged, there is a possibility that the first protector 110 and the second protector 120 may be combined in the wrong direction, resulting in a misassembled state.

  As a method for preventing such erroneous assembly, Patent Document 1 describes that in addition to the engaging portion for connecting the two members, the two members are not interfered with each other when they are aligned in a normal orientation. There is shown a method of providing a misassembly prevention portion that allows engagement between the engagement portions and interferes with each other when they are set in the opposite direction, thereby preventing engagement between the engagement portions.

  Further, in Patent Document 2, the arrangement interval of some of the plurality of engaging portions is changed on the left and right sides, and when they are aligned in a normal direction, the engaging portions engage with each other, and reverse In this case, there is shown a method in which the relationship between the left and right is reversed to shift the position of the corresponding engaging portion so that a part of the engaging portions cannot be engaged.

JP-A-5-161231 JP 2006-74845 A

  However, the former method requires the provision of an extra erroneous assembly prevention part, and the latter method requires a troublesome design such as providing different engagement intervals among a plurality of engagement parts. There was a problem that it was easy to increase the cost.

  The present invention has been made in view of the above-described circumstances, and an object thereof is to provide a combined protector that can prevent erroneous assembly without performing a troublesome design that increases costs. It is in.

In order to achieve the above-described object, the combined protector according to the present invention is characterized by the following (1) to (4).
(1) A united protector that combines two protectors, each capable of accommodating a wire harness, with two connecting portions provided apart from each other on the peripheral wall of the protector,
The connecting portion is constituted by a pair of a convex engaging portion and a concave engaging portion that are detachable from each other,
The convex engagement portion provided on the first protector of the two protectors and the concave engagement provided on the second protector of one of the two connection portions. Consisting of a combination of parts,
The other connecting portion is constituted by a combination of the concave engaging portion provided in the first protector and the convex engaging portion provided in the second protector.
(2) In the combined protector having the configuration of (1) above,
An engagement hole is provided as the concave engagement portion. When the two protectors are combined as the convex engagement portion, the engagement hole is inserted substantially perpendicularly to the engagement hole. An engagement protrusion having an elastic locking blade engaged with the hole edge of the engagement hole is provided.
(3) In the combined protector configured as described in (2) above,
The engagement hole is provided so as to penetrate through a plate-like connection bracket projecting on a peripheral wall of the protector.
(4) In the united protector having the structure according to any one of (1) to (3) above,
One of the two protectors is provided with a fixing means for the attachment target member.

According to the combined type protector having the configuration (1), pairs of convex engaging portions and concave engaging portions that respectively constitute the two connecting portions are alternately provided in the two protectors. Therefore, when two protectors are to be combined in the opposite direction to the normal direction, the convex engagement portion and the convex engagement portion face each other, and the concave engagement portion and the concave engagement portion Will face each other. Therefore, in that case, it cannot be engaged, and erroneous assembly of both protectors can be prevented.
According to the combined type protector having the configuration (2), the engagement protrusion can be inserted into the engagement hole substantially vertically as the two protectors are combined. Can be engaged with each other and can be easily assembled.
According to the combined protector having the configuration (3), since the engagement hole is formed in the plate-like connection bracket projecting from the peripheral wall of the protector, the engagement protrusion enters the storage space of the wire harness. The engagement protrusion does not interfere with the wire harness.
According to the united protector having the configuration (4), both protectors can be simultaneously fixed to the attachment target member by fixing the protector provided with the fixing means to the attachment target member.

  According to the present invention, both pairs of convex engaging portions and concave engaging portions constituting the two connecting portions are provided alternately on the two protectors. The incorrect assembly of the protector can be prevented.

It is a perspective view which shows the state before uniting of the united protector of embodiment of this invention. It is a perspective view which shows the state after the unification | combination of a unification type protector, (a) is the figure seen from diagonally upward, (b) is the figure seen from diagonally below. It is a perspective view which shows the state before uniting of the conventional united protector.

Hereinafter, embodiments of the present invention will be described with reference to the drawings.
FIG. 1 is a perspective view showing a state before combining of a combined protector according to an embodiment of the present invention, FIG. 2 is a perspective view showing a state after combining, (a) is a view seen obliquely from above, and (b). Is a view seen from diagonally below.

  As shown in FIG. 1 and FIG. 2, this united protector includes a first protector 10 and a second protector 20 that can be combined with each other, which are formed of resin moldings.

  The first protector 10 is integrally joined by combining the lower half 11 and the upper half 12 and locking the locking means 13 and 14 together, so that the wire harness can be accommodated in the internal storage space. It has become. Similarly, the second protector 20 is integrally joined by combining the lower half 21 and the upper half 22 and locking the locking means 23 and 24 together, and a wire harness is connected to the internal storage space. It can be accommodated.

  Thus, the connection parts 51 and 52 are spaced apart from each other on the peripheral walls 10A and 20A of the main bodies of the first protector 10 and the second protector 20 that form the storage space for the wire harness. . These connecting portions 51 and 52 are provided on one and the other of the two protectors 10 and 20, respectively, so that the convex engaging portions 15 and 25 and the concave engaging portions 26 and 16 can be engaged with each other. The first protector 10 and the second protector 10 are configured by engaging the convex engaging portions 15 and 25 and the concave engaging portions 26 and 16 constituting the connecting portions 51 and 52 with each other. The protector 20 can be united.

  Specifically, a convex engagement portion 15 is provided on the lower surface of the first protector 10, and a concave engagement is formed on the side surface of the first protector 10 that is spaced from the convex engagement portion 15 by a desired distance. A portion 16 is provided. And in the 2nd protector 20, the concave engagement part 26 engaged with the convex engagement part 15 provided in the said 1st protector 10 is provided in the side surface of the said 2nd protector 20, A convex engagement portion 25 that engages with the concave engagement portion 16 provided in the first protector 10 is provided on the upper surface of the second protector 20 that is separated from the concave engagement portion 26 by a desired interval. It has been.

  What is characteristic here is that the convex connection in which one of the two connection portions 51 and 52 is provided on the first protector 10 of the two protectors 10 and 20. The coupling portion 15 and a concave engagement portion 26 provided in the second protector 20 are combined, and the other connecting portion 52 is connected to the concave engagement portion 16 provided in the first protector 10 and the second protector. 20 is configured by a combination of convex engagement portions 25 provided in the shape 20.

  In the present invention, the engaging holes 18 and 28 are provided as the concave engaging portions 16 and 26, and the engaging portions 15 and 25 as the convex engaging portions 15 and 25 are engaged when the two protectors 10 and 20 are combined. Umbrella-type (or mushroom-type) engagement protrusions having elastic locking blades that are engaged with the hole edges of the engagement holes 18 and 28 by being inserted substantially perpendicular to the joint holes 18 and 28 are provided. ing. Further, the engaging holes 18 and 28 which are the concave engaging portions 16 and 26 penetrate the plate-like connecting brackets 17 and 27 protruding from the peripheral walls 10A and 20A constituting the main bodies of the protectors 10 and 20, respectively. Is provided.

  When the first protector 10 and the second protector 20 are combined, the engaging protrusions of the convex engaging portions 15 and 25 are inserted into the engaging holes 28 and 18 of the concave engaging portions 26 and 16, respectively. As shown in FIGS. 2 (a) and 2 (b), the tip ends of the elastic locking blades provided on these engaging projections come into contact with the engaging holes 28, 18 so that the engaging projections are retracted. To prevent. Therefore, the convex engaging portions 15 and 25 are engaged with the concave engaging portions 26 and 16, and the protectors 10 and 20 are combined.

  In the present invention, the second protector 20 of the first and second protectors 10 and 20 has an umbrella-type (or mushroom-type) engaging projection that can be engaged with a vehicle body panel that is an attachment target member. A plurality of fixing means 32 composed of parts are provided.

  When this united protector is used, a wire harness is accommodated in each of the first protector 10 and the second protector 20, and the protectors 10 and 20 are combined to form the convex engaging portions 15 and 25 and the concave protector. By engaging the engaging portions 16 and 26 with each other, the protectors 10 and 20 are united together. And it fixes to a vehicle body by engaging the fixing means 32 provided in the 2nd protector 20 with the attachment hole of a vehicle body panel. By doing so, the wire harness can be fixed along the vehicle body, and the wire harness can be protected. The order of attachment may be such that the second protector 20 is attached to the vehicle body panel first, and the first protector 10 is combined with the second protector 20 later.

  Thus, when uniting the 1st protector 10 and the 2nd protector 20, in this united protector, the convex engagement parts 15 and 25 which comprise the two connection parts 51 and 52, respectively, and a concave type Since the pairs of the engaging portions 26 and 16 are alternately provided in the protectors 10 and 20, even if the protectors 10 and 20 are combined with each other in the direction opposite to the normal direction, the convex engaging portions 15 and The convex engagement portion 25 faces and the concave engagement portion 16 and the concave engagement portion 26 face each other. As a result, the two cannot be engaged, and both the protectors 10 and 20 are engaged. Can be prevented. Further, in this united protector, the pair of convex engaging portions 15 and 25 and concave engaging portions 26 and 16 constituting the two connecting portions 51 and 52 are alternately arranged into two protectors 10 and 20. Therefore, it is possible to prevent an erroneous assembly of the protectors 10 and 20 without a troublesome design that increases the cost.

  Further, according to the united protector of the present embodiment, as the two protectors 10 and 20 are combined, the engaging protrusions (convex engaging portions 15 and 25 are substantially perpendicular to the engaging holes 28 and 18. ) Can be inserted, and the engagement holes 28 and 18 and the engagement protrusions (convex engagement portions 15 and 25) can be engaged with each other.

  Further, according to the combined protector of the present embodiment, the engagement holes 18 and 28 are formed in the plate-like connection brackets 17 and 27 projecting from the peripheral walls 10A and 20A of the protectors 10 and 20, thereby forming the concave engagement. Since the joint portions 16 and 26 are provided, the engagement protrusions (convex engagement portions 15 and 25) do not enter the storage space of the wire harness, and the engagement protrusions (convex engagement portions 15 and 25) are prevented. 25) does not interfere with the wire harness.

  Further, according to the united protector of the present embodiment, by fixing the second protector 20 provided with the fixing means 32 to the vehicle body panel which is a member to be attached, both the protectors 10 and 20 are simultaneously attached to the vehicle body panel. Since it can be fixed, it can be easily attached to the vehicle body.

  In addition, this invention is not limited to embodiment mentioned above, A deformation | transformation, improvement, etc. are possible suitably. In addition, the material, shape, dimensions, number, arrangement location, and the like of each component in the above-described embodiment are arbitrary and are not limited as long as the present invention can be achieved.

DESCRIPTION OF SYMBOLS 10 1st protector 10A Perimeter wall 15 Convex engagement part 16 Concave engagement part 17 Connection bracket 18 Engagement hole 20 2nd protector 20A Perimeter wall 25 Convex engagement part 26 Concave engagement part 27 Connection bracket 28 engaging hole 32 fixing means 51 connecting portion 52 connecting portion

Claims (4)

It is a united protector that combines two protectors each capable of accommodating a wire harness with two connecting portions provided apart from each other on the peripheral wall of the protector,
The connecting portion is constituted by a pair of a convex engaging portion and a concave engaging portion that are detachable from each other,
The convex engagement portion provided on the first protector of the two protectors and the concave engagement provided on the second protector of one of the two connection portions. Consisting of a combination of parts,
The other connecting part is constituted by a combination of the concave engaging part provided in the first protector and the convex engaging part provided in the second protector.   An engagement hole is provided as the concave engagement portion. When the two protectors are combined as the convex engagement portion, the engagement hole is inserted substantially perpendicularly to the engagement hole. The combined protector according to claim 1, wherein an engagement protrusion having an elastic locking blade engaged with a hole edge of the engagement hole is provided.   The united protector according to claim 2, wherein the engagement hole is provided so as to penetrate a plate-like connection bracket projecting on a peripheral wall of the protector.   The united protector according to any one of claims 1 to 3, wherein one of the two protectors is provided with a fixing means for an attachment target member.

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