CN217086963U

CN217086963U - New energy automobile is with fire-retardant pencil sheath

Info

Publication number: CN217086963U
Application number: CN202220596178.7U
Authority: CN
Inventors: 郭志正; 郭永现; 杨凤娟; 段迎亚
Original assignee: Henan Tonglian Plastics Co ltd
Current assignee: Henan Tonglian Plastics Co ltd
Priority date: 2022-03-18
Filing date: 2022-03-18
Publication date: 2022-07-29
Anticipated expiration: 2032-03-18

Abstract

The utility model provides a flame-retardant wire harness sheath for a new energy automobile, which comprises a first sheath pipe body arranged corresponding to the middle part of a wire harness and second sheath pipe bodies respectively arranged at two ends of the first sheath pipe body, wherein the second sheath pipe body is arranged corresponding to wire harness connecting terminals at two ends of the wire harness, and the inner diameter of the second sheath pipe body is larger than that of the first sheath pipe body to form a dumbbell structure; the outer side wall of the second sheath pipe body is provided with a positioning ring, and a positioning assembly is arranged on the positioning ring; the first casing protecting pipe body and the second casing protecting pipe body are sequentially provided with a first waterproof layer, a first flame-retardant layer, a second waterproof layer and a second flame-retardant layer from inside to outside. This fire-retardant pencil sheath for new energy automobile has design science, convenient to use, advantage that the protection effect is good, is fit for being used for new energy automobile's pencil protection field, reduces the pencil, especially pencil hookup location's wearing and tearing.

Description

New energy automobile is with fire-retardant pencil sheath

Technical Field

The utility model relates to a pencil protection device, specific theory has related to a new energy automobile is with fire-retardant pencil sheath.

Background

The wire harness is a component for connecting a circuit, and is formed by pressing a contact terminal (connector) punched from a copper material against a wire or a cable and then molding an insulator or an additional metal case on the outside. The automobile wire harness is an important component of an automobile circuit, but the automobile circuit needs to use a plurality of groups of automobile wire harnesses, any one group of automobile wire harness is damaged to possibly influence the normal use of an automobile, and the connection part of the wire harnesses is very easy to wear.

In order to solve the above problems, people are always seeking an ideal technical solution.

SUMMERY OF THE UTILITY MODEL

The utility model aims at the not enough of prior art to a flame-retardant pencil sheath for new energy automobile is provided.

In order to realize the purpose, the utility model discloses the technical scheme who adopts is:

a flame-retardant wire harness sheath for a new energy automobile comprises a first sheath tube body arranged corresponding to the middle of a wire harness and second sheath tube bodies arranged at two ends of the first sheath tube body respectively, wherein the second sheath tube body is arranged corresponding to wire harness connecting terminals at two ends of the wire harness, and the inner diameter of the second sheath tube body is larger than that of the first sheath tube body to form a dumbbell structure; the outer side wall of the second sheath pipe body is provided with a positioning ring, and a positioning assembly is arranged on the positioning ring; the first casing protecting pipe body and the second casing protecting pipe body are sequentially provided with a first waterproof layer, a first flame-retardant layer, a second waterproof layer and a second flame-retardant layer from inside to outside.

Based on the above, locating component including evenly set up in a plurality of tie coats on the holding ring and correspond a plurality of release paper that the tie coat set up.

Based on the above, the second protect the set pipe body with the both ends correspondence of first protecting the set pipe body sets up coupling assembling, coupling assembling is including setting up in the first go-between at first protecting the set pipe body both ends and setting up the second go-between that the second protected the set pipe body, the inboard of second go-between sets up a plurality of connection pieces, the connection piece with first go-between is connected.

On the basis, the connecting piece is provided with the connecting protrusions, the first connecting ring is correspondingly provided with a plurality of connecting clamping grooves, and the connecting protrusions are clamped into the connecting clamping grooves.

Based on the above, the connecting piece and the first connecting ring are connected through a bolt.

Based on the above, the first flame-retardant layer and the second flame-retardant layer are flame-retardant coatings, and the first waterproof layer and the second waterproof layer are rubber layers.

Based on the above, the outer surfaces of the first casing pipe body and the second casing pipe body are provided with wear-resistant protrusions.

Based on the above, the positioning assembly comprises a plurality of positioning holes and bolt assemblies which are uniformly arranged on the positioning ring.

The utility model discloses relative prior art has substantive characteristics and progress, specific theory, the utility model provides a new energy automobile is with fire-retardant pencil sheath. This fire-retardant pencil sheath for new energy automobile has design science, convenient to use, advantage that the protection effect is good, is fit for being used for new energy automobile's pencil protection field, reduces the pencil, especially pencil hookup location's wearing and tearing.

Drawings

Fig. 1 is a schematic structural diagram of one embodiment of the present invention.

Fig. 2 is a schematic structural diagram of another embodiment of the present invention.

Fig. 3 is a side view of the second sheath tube of fig. 1.

Fig. 4 is a side view of one embodiment of the second sheathing tube of fig. 2.

Fig. 5 is a side view of another embodiment of the second sheathing tube of fig. 2.

Fig. 6 is a schematic sectional structure diagram of the first sheath tube/the second sheath tube of the present invention.

Fig. 7 is a schematic view of the connection structure of the first sheath tube body and the second sheath tube body of the present invention.

Fig. 8 is a schematic structural diagram of a second positioning ring according to the present invention.

Fig. 9 is a schematic structural view of the first positioning ring of the present invention.

In the figure: 1. a first sheath tube body; 2. a second sheath tube body; 3. a positioning ring; 4. release paper; 5. a first waterproof layer; 6. a first flame retardant layer; 7. a second waterproof layer; 8. a second flame retardant layer; 9. a second connection ring; 10. a first connecting ring; 11. and (7) connecting the sheets.

Detailed Description

The technical solution of the present invention will be described in further detail through the following embodiments.

As shown in fig. 1 to 9, a flame retardant wire harness sheath for a new energy automobile comprises a first sheath tube body 1 arranged corresponding to the middle of a wire harness and second sheath tube bodies 2 respectively arranged at two ends of the first sheath tube body 1, wherein the second sheath tube bodies 2 are arranged corresponding to wire harness connection terminals at two ends of the wire harness, and the inner diameter of the second sheath tube bodies 2 is larger than that of the first sheath tube body 1 to form a dumbbell structure; the outer side wall of the second casing pipe body 2 is provided with a positioning ring 3, and a positioning assembly is arranged on the positioning ring 3; the first casing protecting pipe body 1 and the second casing protecting pipe body 2 are sequentially provided with a first waterproof layer 5, a first flame-retardant layer 6, a second waterproof layer 7 and a second flame-retardant layer 8 from inside to outside.

Specifically, the flame-retardant layer can be made of a flame-retardant material common in the prior art, the waterproof layer can be made of a waterproof material common in the prior art, and all the layers are bonded together. In addition, the pipe sleeve body refers to a basic mechanism provided with a conventional pipe sleeve. In one embodiment, the positioning ring may adopt the manner shown in fig. 1, and the positioning ring may be an annular structure disposed at a certain position of the second sheath tube, and may be directly hooked during use; in another embodiment, the positioning ring may be in the manner shown in fig. 2, the positioning ring is an annular structure disposed around the sidewall of the second sheath tube, and the center of the positioning ring is located on the central axis of the second sheath tube.

In one embodiment, the positioning assembly includes a plurality of adhesive layers uniformly disposed on the positioning ring 3 and a plurality of release paper 4 disposed corresponding to the adhesive layers. Referring to fig. 4, the positioning ring is evenly provided with 4 sections of bonding layers, and when the adhesive tape is used, the release paper is torn off so as to be bonded to a proper position. Specifically, the adhesive layer can be made of common adhesives in the prior art.

In one embodiment, referring to fig. 7 to 9 in particular, the second sheath tube body 2 and the first sheath tube body 1 are provided with connecting assemblies at two ends thereof, each connecting assembly includes a first connecting ring 10 (annular) provided at two ends of the first sheath tube body 1 and a second connecting ring 9 (annular) provided with the second sheath tube body 2, the inner side of the second connecting ring 9 is provided with a plurality of connecting pieces 11, and the connecting pieces 11 are connected with the first connecting rings 10. Specifically, the connecting piece can be fan-shaped

In one embodiment, the connecting piece 11 is provided with a connecting protrusion, the first connecting ring 10 is correspondingly provided with a plurality of connecting slots, and the connecting protrusion is clamped into the connecting slots.

In one embodiment, the connecting piece 11 and the first connecting ring 10 are connected by a bolt.

Specifically, the outer rings of the second connecting ring and the first connecting ring can be made of flexible materials (such as rubber), the connecting pieces and the inner ring of the first connecting ring can be made of hard plates (such as hard plastics) so as to improve the sealing performance while being installed, and the production mode can be the conventional jacket production mode in the prior art.

In one embodiment, the first flame retardant layer 6 and the second flame retardant layer 8 are flame retardant coatings, and the first waterproof layer 5 and the second waterproof layer 7 are rubber layers.

In one embodiment, the outer surfaces of the first sheath body 1 and the second sheath body 2 are provided with wear-resistant protrusions so as to improve the wear resistance of the surface of the wire harness sheath. Specifically, the wear-resistant protrusions may be hemispherical.

In one embodiment, the positioning assembly comprises a plurality of positioning holes and bolt assemblies uniformly arranged on the positioning ring 3. Referring to fig. 5, in use, the positioning ring is mounted on the mounting plate by bolts in cooperation with the mounting plate.

The above embodiments may be combined with each other.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention and not to limit it; although the present invention has been described in detail with reference to preferred embodiments, it should be understood by those skilled in the art that: the invention can be modified or equivalent substituted for some technical features; without departing from the spirit of the present invention, it should be understood that the scope of the claims is intended to cover all such modifications and variations.

Claims

1. The utility model provides a new energy automobile is with fire-retardant pencil sheath which characterized in that: the dumbbell type wire harness protection device comprises a first protection sleeve body arranged corresponding to the middle of a wire harness and second protection sleeve bodies arranged at two ends of the first protection sleeve body respectively, wherein the second protection sleeve bodies are arranged corresponding to wire harness connecting terminals at two ends of the wire harness, and the inner diameter of each second protection sleeve body is larger than that of each first protection sleeve body to form a dumbbell structure; the outer side wall of the second sheath pipe body is provided with a positioning ring, and a positioning assembly is arranged on the positioning ring; the first casing protecting pipe body and the second casing protecting pipe body are sequentially provided with a first waterproof layer, a first flame-retardant layer, a second waterproof layer and a second flame-retardant layer from inside to outside.

2. The flame-retardant wire harness sheath for the new energy automobile according to claim 1, characterized in that: the locating component comprises a plurality of bonding layers evenly arranged on the locating ring and a plurality of release papers arranged corresponding to the bonding layers.

3. The flame-retardant wire harness sheath for the new energy automobile according to claim 1 or 2, characterized in that: the second protects the set of pipe body with the both ends correspondence of the first set of pipe body sets up coupling assembling, coupling assembling is including setting up in the first go-between at first sheath pipe body both ends and setting up the second go-between that the second protected the set of pipe body, the inboard of second go-between sets up a plurality of connection pieces, the connection piece with first go-between is connected.

4. The flame-retardant wire harness sheath for the new energy automobile according to claim 3, characterized in that: the connecting piece is provided with a connecting bulge, the first connecting ring is correspondingly provided with a plurality of connecting clamping grooves, and the connecting bulge is clamped into the connecting clamping grooves.

5. The flame-retardant wire harness sheath for the new energy automobile according to claim 3, characterized in that: the connecting piece and the first connecting ring are connected through a bolt.

6. The flame-retardant wire harness sheath for the new energy automobile according to claim 1 or 2, characterized in that: the first flame-retardant layer and the second flame-retardant layer are flame-retardant coatings, and the first waterproof layer and the second waterproof layer are rubber layers.

7. The flame-retardant wire harness sheath for the new energy automobile according to claim 3, characterized in that: the outer surfaces of the first casing pipe body and the second casing pipe body are provided with wear-resistant protrusions.

8. The flame-retardant wire harness sheath for the new energy automobile according to claim 1, characterized in that: the positioning assembly comprises a plurality of positioning holes and bolt assemblies which are uniformly arranged on the positioning ring.