CN217215760U

CN217215760U - Concatenation formula protection wire casing

Info

Publication number: CN217215760U
Application number: CN202123286448.9U
Authority: CN
Inventors: 王超; 马建文
Original assignee: Changchun Jetty Automotive Parts Co Ltd
Current assignee: Changchun Jetty Automotive Parts Co Ltd
Priority date: 2021-12-24
Filing date: 2021-12-24
Publication date: 2022-08-16
Anticipated expiration: 2031-12-24

Abstract

The utility model discloses a splicing type protective trunking, which is characterized by comprising at least two splicing pieces and at least one connecting belt; the connecting band movably connects the at least two splicing pieces end to form a surrounding space for containing a wire harness; the surrounding space can vary in size depending on the size of the wire harness. According to the utility model discloses a concatenation formula pencil protection wire casing can adjust the space size in order to adapt to not unidimensional pencil, can also be applicable to the combination of circular pencil or bandlet pencil or multiple shape pencil, improves the application scope and the reuse rate of protection wire casing, reduce cost.

Description

Concatenation formula protection wire casing

Technical Field

The utility model relates to a pencil field, more specifically relates to a concatenation formula protection wire casing.

Background

In an automobile harness system, a harness connecting a storage battery and a starter generally uses a harness with a large wire diameter, because the passing current of the harness is large. The pencil needs arrange along the hull bottom in the hull, for the convenience in the car wiring, reduces pencil occupation space, and more use pencil at present is as car battery's pencil, and the pencil can be processed according to the shape of hull, directly during the installation with the hull matching installation. The pencil that the existing market was used mainly uses customized wire casing to protect and fix, and the width and the thickness of wire casing need the phase-match with the pencil, has leaded to the application scope of wire casing less like this, and reuse rate is very low, has improved the cost of pencil wire casing greatly. At present, a wire casing with adjustable width and thickness is needed to protect and fix a wire harness, so that the application range and the reuse rate of the wire casing are improved, and the cost is reduced.

SUMMERY OF THE UTILITY MODEL

The utility model provides a splicing type protective trunking, which comprises at least two splicing pieces and at least one connecting belt; the connecting band movably connects the end to end of at least two splicing pieces to form a surrounding space for accommodating a wire harness; the surrounding space can be changed in size according to the size of the wire harness.

Optionally, a first through hole is formed in each splicing element, the first through holes are aligned, and the connecting band is arranged in the first through hole.

Optionally, one of the splicing pieces is a starting splicing piece, first through holes are formed in the starting splicing piece and the rest of the splicing pieces, and one end of the connecting band is fixed to the starting splicing piece and then sequentially penetrates through the first through hole of each splicing piece, and finally penetrates out of the starting splicing piece.

Optionally, a latch is arranged on the initial splicing member, a multi-stage clamping groove is uniformly formed in the belt body of the connecting belt, and the multi-stage clamping groove and the latch are mutually matched to lock the connecting belt in a one-way mode.

Optionally, one of the splicing pieces is a starting splicing piece, one end of the connecting band is fixed to one end of the starting splicing piece, and the other end of the connecting band sequentially penetrates through each splicing piece and then is fixed to the other end of the starting splicing piece.

Optionally, an end of one of any two adjacent splicing pieces protrudes outwards to form a first step portion, the thickness of the first step portion is smaller than that of the splicing pieces, an end of the other splicing piece protrudes outwards to form a second step portion, the thickness of the second step portion is smaller than that of the splicing pieces, and at least parts of the first step portion and the second step portion are attached to each other.

Optionally, when any two adjacent splicing elements are mutually matched, the outer surface of the first step part is flush with the outer surface of the adjacent splicing element, and the inner surface of the second step part is flush with the inner surface of the adjacent splicing element.

Optionally, the surface that first step portion with second step portion was laminated mutually is first contact surface, second step portion with the surface that first step portion was laminated mutually is the second contact surface, first contact surface sets up recess or joint structure, the second contact surface sets up joint structure or recess correspondingly matchingly, the joint structure with recess accordant connection.

Optionally, the number of the splicers is four, each splice is L-shaped, the four splicers are movably connected end to end by the connecting band, and the formed surrounding space is rectangular.

Optionally, at least one second through hole is further arranged inside each splicing element, and the second through hole and the first through hole are arranged in parallel in the horizontal direction.

Alternatively, the interface tape may be elastomeric.

Optionally, the splice further comprises a fixing member disposed outside the splice.

According to the utility model discloses a concatenation formula pencil protection wire casing can adjust width and thickness in order to adapt to not unidimensional pencil, improves the application scope and the reuse rate of protection wire casing, reduce cost.

Other features of the present invention and advantages thereof will become apparent from the following detailed description of exemplary embodiments of the invention, which proceeds with reference to the accompanying drawings.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic structural view of a first spliced protective trunking according to an embodiment of the present invention;

fig. 2 is an exploded view of a second spliced protection slot according to an embodiment of the present invention;

fig. 3 is a schematic structural view of a third spliced-type protective trunking according to an embodiment of the present invention;

fig. 4 is a schematic structural view of a fourth splicing type protective trunking according to the embodiment of the present invention;

fig. 5 is a schematic structural view of a fifth splicing type protective trunking according to an embodiment of the present invention;

fig. 6 is a schematic structural view of a sixth splicing type protective trunking according to an embodiment of the present invention;

fig. 7 is a schematic cross-sectional view taken along the line a-a in fig. 6.

The figures are labeled as follows:

10. starting a splicing piece; 101. clamping teeth; 11. splicing pieces; 111. a first through hole; 112. a first step portion; 113. a second stepped portion; 114. a clamping structure; 115. a second through hole; 20. a connecting belt; 30. and a fixing member.

Detailed Description

Various exemplary embodiments of the present invention will now be described in detail with reference to the accompanying drawings. It should be noted that: unless specifically stated otherwise, the relative arrangement of the components and steps, the numerical expressions, and numerical values set forth in these embodiments do not limit the scope of the present invention.

The following description of at least one exemplary embodiment is merely illustrative in nature and is in no way intended to limit the invention, its application, or uses.

Techniques, methods, and apparatus known to those of ordinary skill in the relevant art may not be discussed in detail but are intended to be part of the specification where appropriate.

In all examples shown and discussed herein, any particular value should be construed as merely illustrative, and not limiting. Thus, other examples of the exemplary embodiments may have different values.

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.

The utility model provides a splicing type wire harness protection trunking, which comprises at least two splicing pieces 11 and at least one connecting band 20, as shown in figures 1-7; the connecting band 20 movably connects the at least two splicing pieces 11 end to form a surrounding space for accommodating the wire harness; the surrounding space can vary in size depending on the size of the wire harness. The utility model discloses a concatenation formula pencil protection wire casing can adjust the space size in order to adapt to not unidimensional pencil, can also be applicable to the combination of circular pencil or bandlet pencil or multiple pencil, improves the application scope and the reuse rate of protection wire casing, reduce cost.

In some embodiments, as shown in fig. 2, a first through hole 111 is formed inside each splicing element 11, the first through holes 111 are aligned, and the connection tape 20 is disposed inside the first through hole 111. Every splice 11 end to end connection forms around the space, splice 11 inside first through-hole 111 that sets up also end to end connection, connecting band 20 sets up inside first through-hole 111, pass every splice 11 in proper order, combine a plurality of splices 11 together, according to the difference of size, when the space that splice 11 end to end connection made up and the size adaptation of cross section, 11 end to end mutual butts of every splice, when the size of cross section is great, when every splice 11 combines together in proper order through connecting band 20, there is the space between two arbitrary adjacent splices 11, be applicable to the fixed of not unidimensional pencil and protection.

In some embodiments, one of the splicing elements 11 is the starting splicing element 10, as shown in FIG. 3, the starting splicing element 10 and the remaining splicing elements 11 are provided with first through holes 111, and after one end of the connecting tape 20 is fixed to the starting splicing element 10, the other end of the connecting tape passes through the first through hole 111 of each splicing element 11 in turn, and finally passes out of the starting splicing element 10. During specific implementation, one end of the connecting band 20 is fixed on the initial splicing member 10, generally fixed in a bonding manner, sequentially passes through the first through hole 111 of each splicing member 11, and finally penetrates out of the initial splicing member 10 for fixation, and each splicing member 11 is combined together to form a wire harness protection wire slot.

In some embodiments, a latch 101 is disposed on the starting splicing member 10, as shown in fig. 1, the first through hole 111 of the starting splicing member 10 is configured to be open on its surface and is communicated with the outside, the latch 101 is disposed at the position of the first through hole 111 on the surface of the starting splicing member 10, multiple stages of slots are uniformly disposed on the tape body of the connection tape 20, after the connection tape 20 penetrates out of the starting splicing member 10, the multiple stages of slots on the connection tape 20 are mutually matched with the latch 101 to unidirectionally lock the connection tape 20, after locking, the connection tape 20 cannot be reversely removed, so as to stably combine the splicing members 11 together, after locking, a part of the connection tape 20 with a certain length is exposed outside the protection slot, and the remaining part of the connection tape 20 can be cut off according to actual requirements.

In some embodiments, one of the splicing elements 11 is a starting splicing element 10, one end of the bonding tape 20 is fixed to one end of the starting splicing element 10, and the other end of the bonding tape 20 is fixed to the other end of the starting splicing element 10 after passing through each splicing element 11 in turn. In this embodiment, the first through hole 111 may not be formed inside the initial splicing member 10, and only one end of the connection band 20 needs to be fixed to one end of the initial splicing member 10, and the other end of the connection band passes through each splicing member 11 in sequence and then is fixed to the other end of the splicing member 11, and the connection band 20 and the splicing member 11 are generally fixed by using an adhesive method.

In some embodiments, as shown in fig. 5 and 6, an end of one of any two adjacent splicing elements 11 protrudes outwards to form a first step portion 112, a thickness of the first step portion 112 is smaller than that of the splicing element 11, an end of the other splicing element protrudes outwards to form a second step portion 113, a thickness of the second step portion 113 is smaller than that of the splicing element 11, and the first step portion 112 and the second step portion 113 are attached to each other. When the size of the wire harness is the same as the size of the surrounding space formed by the end-to-end connection of the splices 11, any two adjacent splices 11 are mutually abutted and in close contact, that is, the end surface of the first step part 112 is abutted with the end surface of the adjacent splice 11, and the end surface of the second step part 113 is abutted with the end surface of the adjacent splice 11; when the size of pencil is greater than what splice 11 end to end connection formed when surrounding the space, two arbitrary adjacent splices 11 keep away from each other, through the combination of connecting band 20, when two adjacent splices 11 separate the certain distance, the internal surface of first step portion 112 and the internal surface of second step portion 113 still have the part to laminate each other, the terminal surface of first step portion 112 and the terminal surface of adjacent splice 11 separate the certain distance, the terminal surface of second step portion 113 and the terminal surface of adjacent splice 11 separate the certain distance, this kind of mode can avoid can forming the space between two splices 11 and lead to the pencil to expose outside, can't protect the pencil.

In some embodiments, when any two adjacent splice pieces 11 are mated with each other, the outer surface of the first step portion 112 is flush with the outer surface of the adjacent splice piece 11, and the outer surface of the second step portion 113 is flush with the outer surface of the adjacent splice piece 11. As shown in the figure, the first step portion 112 and the second step portion 113 are mutually matched, so that the inner surface and the outer surface of the protection wire slot formed after combination are smooth surfaces, the wire harness is not damaged, and the surface of the wire harness is protected.

In some embodiments, the surface of the first step portion attached to the second step portion is a first contact surface, the surface of the second step portion attached to the first step portion is a second contact surface, the first contact surface is provided with a groove or a clamping structure 114, and the second contact surface is correspondingly and matchably provided with the clamping structure 114 or the groove. As shown in fig. 7, for the schematic cross-sectional view of the first step portion 112 and the second step portion 113 in this embodiment, a groove or a clamping structure 114 is respectively disposed on the first contact surface and the second contact surface, and the groove and the clamping structure 114 are matched with each other, so that the first contact surface and the second contact surface are at least partially connected with each other, and the first step portion 112 and the second step portion 113 are prevented from moving in a direction parallel to the outer surface, which is beneficial to reinforcing the protection wire casing and better protecting the wire harness.

In some embodiments, the number of the splicing elements 11 is four, each splicing element 11 is L-shaped, and the four splicing elements 11 are movably connected end to end by the connecting band 20, so that a rectangular surrounding space is formed. The splice 11 end to end swing joint of four L types of this scheme preferred use, because the splice 11 of four L types sets up respectively in four right angles departments, around forming the rectangle space, the edges and corners of protection pencil that can be fine can not make the edges and corners of pencil expose direct and the laminating of connecting band 20 outward, prevent that connecting band 20 from damaging the pencil.

In some embodiments, at least one second through hole 115 is further disposed inside each splicing element 11, and the second through hole 115 is horizontally juxtaposed to the first through hole 111. Correspondingly, a plurality of connecting bands 20 are arranged, each connecting band 20 is respectively arranged in the first through hole 111 and the second through hole 115, and the plurality of connecting bands 20 are arranged, so that the force applied to the splicing piece 11 can be uniform, the connecting bands are firmer relative to a single connecting band 20, the splicing piece 11 is prevented from being dispersed due to the damage of the connecting bands 20, and the wire harness cannot be effectively protected.

In some embodiments, the interface tape 20 may be elastomeric. The length of the connecting band 20 in the relaxation state is set to be capable of tightly attaching the adjacent splicing pieces 11 together, when the size of the wire harness is large, the splicing pieces 11 are mutually separated, the connecting band 20 is in a stretching state, and the inner surface of the splicing pieces 11 can be attached to the outer surface of the wire harness to protect the outer surface of the wire harness.

In some embodiments, a fixing member 30 is further included, and the fixing member 30 is disposed outside the splicing element 11. As shown in fig. 1-2 and 4-6, the fixing member 30 may be a staple, and the staple directly fixes the protection wire groove on the sheet metal surface of the vehicle body; the fixing member 30 may also have a stepped structure with a circular hole, and the protection wire groove may be fixed on the surface of the metal plate of the vehicle body by being matched with the bolt.

Although some specific embodiments of the present invention have been described in detail by way of example, it should be understood by those skilled in the art that the above examples are for illustration only and are not intended to limit the scope of the invention. It will be appreciated by those skilled in the art that modifications may be made to the above embodiments without departing from the scope and spirit of the invention. The scope of the invention is defined by the appended claims.

Claims

1. The utility model provides a concatenation formula protection wire casing which characterized in that includes:

at least two splice members, and

at least one connecting strap;

the connecting band movably connects the at least two splicing pieces end to form a surrounding space for containing a wire harness; the surrounding space can be changed in size according to the size of the wire harness.

2. The spliced protective trunking of claim 1 wherein each splice has a first through hole formed therein, the first through holes being aligned, and the connecting strap being disposed within the first through hole.

3. The spliced protective trunking according to claim 1, wherein one of the splicers is a start splice, first through holes are formed in the start splice and the other splicers, and one end of the connecting strap passes through the first through hole of each splice after being fixed to the start splice, and finally passes out of the start splice.

4. The splicing type protective trunking of claim 3 wherein a latch is disposed on the initial splicing member, and a plurality of stages of slots are uniformly disposed on the body of the connecting band, and the plurality of stages of slots and the latch cooperate with each other to unidirectionally lock the connecting band.

5. The spliced protective trunking of claim 1 wherein one of the splices is a start splice, one end of the connecting strap is secured to one end of the start splice, and the other end of the connecting strap is secured to the other end of the start splice after passing through each splice in turn.

6. The splice protective trunking of claim 1 wherein the end of one of any two adjacent splices protrudes outward to form a first step portion, the thickness of the first step portion is less than the thickness of the splices, the end of the other of the two adjacent splices protrudes outward to form a second step portion, the thickness of the second step portion is less than the thickness of the splices, and the first step portion and the second step portion are at least partially attached to each other.

7. The splice protective trunking of claim 6 wherein when any two adjacent splices are mated with each other, the outer surface of the first stepped portion is flush with the outer surface of the adjacent splice and the inner surface of the second stepped portion is flush with the inner surface of the adjacent splice.

8. The splicing type protective wire casing according to claim 7, wherein the surface of the first step part, which is jointed with the second step part, is a first contact surface, the surface of the second step part, which is jointed with the first step part, is a second contact surface, the first contact surface is provided with a groove or a clamping structure, the second contact surface is correspondingly provided with a clamping structure or a groove in a matching manner, and the clamping structure is connected with the groove in a matching manner.

9. The spliced protective trunking of claim 1 wherein the number of splices is four, each splice is L-shaped, and the connecting straps movably connect the four splices end-to-end to form the rectangular surrounding space.

10. The spliced protective trunking of claim 2 further comprising at least one second through hole disposed within each splice, the second through hole being horizontally juxtaposed with the first through hole.

11. The splice protective wireway of claim 1, wherein the connecting strap can be an elastomer.

12. The spliced protective trunking of claim 1 further comprising a fixture disposed outside of the splice.