Wire harness sheath

Abstract

The utility model belongs to the technical field of electronic accessories, and particularly relates to a wire harness sheath which comprises a body in a housing shape with one end closed and the other end provided with an opening. The outer sleeve is integrally formed at the closed end of the body, and a wiring hole communicated with the outer sleeve is formed in the body; the inner sealing sleeve is integrally formed on the inner side of the body and is coaxial with the outer sleeve, and the inner wall and the outer wall of the inner sealing sleeve are conical surfaces; the inner supporting ring is arranged in the opening end of the body, and the inner supporting ring abuts against the inner sealing sleeve and plays a role in supporting the inner sealing sleeve; a mounting groove part is formed between the inner sealing sleeve and the body, and the inner supporting ring is arranged in the mounting groove part.

Description

Technical Field

[0001] The utility model belongs to the technical field of electronic accessories, and in particular relates to a wiring harness sheath. Background Art

[0002] Although modern cars are constantly improving in overall performance and configuration, the role of small car parts cannot be ignored. Wire harness sheaths can be used to connect the front door and the car body. The wire harness passes through the wire harness sheath to prevent the car line from being worn. In the natural use process, it prevents mud and water mixture from entering the car door and body to cause short circuit of the car electrical appliances, and prevents electrical failure and fire in the car.

[0003] However, since cars will be used in a variety of complex environments, such as long-term use in dusty or humid environments, the existing sheathed wiring harness makes the two ends of the wiring harness connected to each other, which will allow rain or dust to enter the electrical components through car doors for a long time, thereby causing damage to the equipment and causing the car to fail to operate normally. Utility Model Content

[0004] The utility model aims to solve the above-mentioned technical problems and provide a wire harness sheath which has a simple structure, is easy to install and has an ideal sealing effect.

[0005] In view of this, the utility model provides a wiring harness sheath, comprising:

[0006] The main body is in the shape of a shell with one end closed and the other end open;

[0007] An outer sleeve, the outer sleeve is integrally formed on the closed end of the main body, and a wiring hole communicating with the outer sleeve is formed on the main body;

[0008] An inner sealing sleeve is integrally formed inside the body and is coaxially arranged with the outer sleeve, and the inner and outer walls of the inner sealing sleeve are both conical surfaces;

[0009] An inner support ring, which is arranged in the open end of the body and abuts against the inner sealing sleeve and supports it;

[0010] A mounting groove is formed between the inner sealing sleeve and the body, and the inner supporting ring is arranged in the mounting groove.

[0011] In the above technical solution, further, it also includes:

[0012] The outer limiting edge is arranged on the side wall of the main body, and the outer limiting edge is annular and has a cross-sectional diameter larger than the main body.

[0013] In the above technical solution, further, it also includes:

[0014] The support rib plate has an inverted L-shaped cross section and is arranged in the body and extends inwardly along the outer limit line.

[0015] In the above technical solution, further, it also includes:

[0016] The sealing lip is integrally formed on the end surface of the opening end of the main body, is arc-shaped and extends downward, and the maximum diameter of the sealing lip is greater than the side wall diameter of the main body.

[0017] In the above technical solution, further, the inner support ring includes:

[0018] The support portion is an annular structure with an inverted L-shaped cross section and is located in the mounting groove;

[0019] The support plate is integrally formed on the inner side of the support portion and extends toward the outer wall of the inner sealing sleeve and abuts against it.

[0020] In the above technical solution, further, the inner support ring includes: and also includes:

[0021] The dividing grooves are evenly distributed in the middle of the support plate according to the circumference, and the dividing grooves extend toward the lower side of the support plate to divide the lower part of the support plate into a plurality of supporting petals evenly distributed according to the circumference.

[0022] In the above technical solution, further, the inner support ring also includes:

[0023] The arc-shaped inner pressure portion is in the shape of an arc-shaped rib and is formed on the supporting petal and protrudes toward the inner sealing sleeve;

[0024] The outer wall of the inner sealing sleeve is formed with an annular groove for accommodating the arc-shaped inner pressure portion; and the inner wall of the inner sealing sleeve is formed with a protruding arc-shaped convex portion.

[0025] In the above technical solution, further, the inner support ring also includes:

[0026] The support ring is clamped on the support petal and is clamped in the arc-shaped inner pressure part of the support petal.

[0027] The beneficial effects of the utility model are:

[0028] 1. The inner sealing sleeve is arranged inside the sheath to achieve a good sealing effect;

[0029] 2. The inner support ring is provided to ensure the stability of the inner sealing sleeve structure, thereby better ensuring the overall sealing performance of the inner sealing sleeve. BRIEF DESCRIPTION OF THE DRAWINGS

[0030] Figure 1 It is a structural schematic diagram of the utility model;

[0031] Figure 2 It is a cross-sectional schematic diagram of the utility model;

[0032] Figure 3 This is a structural schematic diagram of the inner support ring in the utility model from the first viewing angle;

[0033] Figure 4 This is a schematic structural diagram of the inner support ring in the utility model from a second viewing angle;

[0034] The markings in the figure are: 1-main body, 2-outer sleeve, 3-inner sealing sleeve, 4-outer limit edge, 5-support rib plate, 6-sealing lip, 7-support part, 8-support plate, 9-dividing groove, 10-support petal, 11-arc-shaped internal pressure part, 12-support ring, 13-arc-shaped convex part. DETAILED DESCRIPTION

[0035] The following will be combined with the drawings in the embodiments of the present application to clearly describe the technical solutions in the embodiments of the present application. Obviously, the described embodiments are part of the embodiments of the present application, rather than all the embodiments. All other embodiments obtained by ordinary technicians in this field based on the embodiments in the present application belong to the scope of protection of this application.

[0036] Embodiment 1:

[0037] This embodiment provides a wiring harness sheath, including:

[0038] The main body 1 is in the shape of a shell with one end closed and the other end open;

[0039] An outer sleeve 2, which is integrally formed on the closed end of the body 1, and a wiring hole communicating with the outer sleeve 2 is formed on the body 1;

[0040] The inner sealing sleeve 3 is integrally formed on the inner side of the body 1 and is coaxially arranged with the outer sleeve 2, and the inner and outer walls of the inner sealing sleeve 3 are both conical surfaces;

[0041] An inner support ring, which is arranged in the open end of the body 1, and which abuts against the inner sealing sleeve 3 and supports it;

[0042] A mounting groove is formed between the inner sealing sleeve 3 and the body 1 , and the inner support ring is arranged in the mounting groove.

[0043] In this embodiment, the outer sleeve 2 is used for the wire harness to pass through, and then the wire harness enters the inner side of the sheet metal structure fixed by the sleeve through the inner sealing sleeve 3; the setting of the outer sealing sleeve can play a preliminary sealing effect, and the inner sealing sleeve 3 set in the main body 1 further improves the sealing performance of the sleeve, and then the inner sealing sleeve 3 is supported by the setting of the inner support ring, so as to ensure the fit and sealing performance of the connection between the inner sealing sleeve 3 and the wire harness, thereby further ensuring the sealing effect; and the inner and outer walls of the inner sealing sleeve 3 are conical surfaces with decreasing diameters from the main body 1 to the outside, so that the outlet of the inner sealing sleeve 3 is in a closed shape, thereby better ensuring the contact with the wire harness.

[0044] Embodiment 2:

[0045] This embodiment provides a wire harness sheath, which, in addition to the technical solutions of the above embodiments, also has the following technical features.

[0046] Also includes:

[0047] The outer limiting edge 4 is arranged on the side wall of the main body 1 , and the outer limiting edge 4 is annular and has a cross-sectional diameter larger than that of the main body 1 .

[0048] In this embodiment, the setting of the outer limit edge 4 can play a good limiting role on the sleeve when the main body 1 is installed in the hole of the sheet metal, thereby ensuring the stable fixation of the sleeve and further improving the sealing effect of the contact between the sleeve and the installation hole.

[0049] Embodiment 3:

[0050] This embodiment provides a wire harness sheath, which, in addition to the technical solutions of the above embodiments, also has the following technical features. It also includes:

[0051] The support rib plate 5 has an inverted L-shaped cross section. The support rib plate 5 is arranged in the body 1 and extends inwardly along the outward limiting edge 4.

[0052] In this embodiment, the supporting ribs 5 can provide good support and reinforcement for the outer limiting edge 4, thereby improving the structural strength of the outer supporting edge and further ensuring the stability of the installation of the sheath.

[0053] Embodiment 4:

[0054] This embodiment provides a wire harness sheath, which, in addition to the technical solutions of the above embodiments, also has the following technical features.

[0055] Also includes:

[0056] The sealing lip 6 is integrally formed on the end surface of the opening end of the body 1 , and is arc-shaped and extends downward. The maximum diameter of the sealing lip 6 is greater than the side wall diameter of the body 1 .

[0057] In this embodiment, the sealing lip 6 can be further attached to the inner wall of the hole on the inner side of the main body 1 after the main body 1 is installed in the hole, thereby improving the strength of the connection and the sealing effect.

[0058] Embodiment 5:

[0059] This embodiment provides a wire harness sheath, which, in addition to the technical solutions of the above embodiments, also has the following technical features.

[0060] The inner support ring includes:

[0061] The support portion 7 is an annular structure with an inverted L-shaped cross section and is located in the mounting groove;

[0062] The support plate 8 is integrally formed on the inner side of the support portion 7 and extends toward the outer wall of the inner sealing sleeve 3 and abuts against it.

[0063] In this embodiment, the support portion 7 is arranged in the installation groove, and a protrusion of the limited support portion 7 is formed at the bottom of the installation groove, thereby preventing the support portion 7 from detaching; and the support plate 8 is conical and abuts against the outer wall of the inner sealing sleeve 3, thereby being able to provide good support for the structure of the inner sealing sleeve 3 and avoiding excessive deformation of the inner support sleeve.

[0064] Embodiment 6:

[0065] This embodiment provides a wire harness sheath, which, in addition to the technical solutions of the above embodiments, also has the following technical features.

[0066] The inner support ring includes:

[0067] The dividing grooves 9 are evenly distributed in the middle of the support plate 8 along the circumference, and the dividing grooves 9 extend toward the lower side of the support plate 8 to divide the lower part of the support plate 8 into a plurality of supporting petals 10 evenly distributed along the circumference.

[0068] In this embodiment, the arrangement of the dividing groove 9 allows the lower part of the support plate to be divided into a plurality of support petals 10 evenly distributed along the circumference, and the arrangement of the support petals 10 provides good support for the middle part of the inner sealing sleeve 3 and the direction toward the closing part, and when the closing part of the inner sealing sleeve 3 is squeezed, it can also ensure that it can be well attached to the wire harness. The inner support ring is made of an elastic metal or alloy as a whole, so as to better ensure the contact and attachment between the closing part of the inner sealing sleeve 3 and the wire harness.

[0069] Embodiment 7:

[0070] This embodiment provides a wire harness sheath, which, in addition to the technical solutions of the above embodiments, also has the following technical features.

[0071] The inner support ring also includes:

[0072] The arc-shaped inner pressure portion 11 is in the shape of an arc-shaped rib and is formed on the support flap 10 and protrudes toward the inner sealing sleeve 3;

[0073] The outer wall of the inner sealing sleeve 3 is formed with an annular groove for accommodating the arc-shaped inner pressure portion 11 ; and the inner wall of the inner sealing sleeve 3 is formed with a protruding arc-shaped convex portion 13 .

[0074] In this embodiment, the inner diameter of the arc-shaped convex portion 13 is equal to the diameter of the closing portion of the inner sealing sleeve 3, and the arrangement of the arc-shaped convex portion 13 and the cooperation of the closing portion can achieve a double sealing effect, thereby better ensuring the sealing effect. The arrangement of the arc-shaped inner pressure portion 11 can better support the arc-shaped convex portion 13.

[0075] Embodiment 8:

[0076] This embodiment provides a wire harness sheath, which, in addition to the technical solutions of the above embodiments, also has the following technical features.

[0077] The inner support ring also includes:

[0078] The support ring 12 is clamped on the support flap 10 , and the support ring 12 is stuck in the arc-shaped inner pressure part 11 of the support flap 10 .

[0079] In this embodiment, the provision of the support ring 12 can provide good support and reinforcement for the support flap 10 , thereby preventing the support flap 10 from being deformed to a great extent.

[0080] The embodiments of the present application are described above in conjunction with the accompanying drawings. In the absence of conflict, the embodiments in the present application and the features in the embodiments can be combined with each other. The present application is not limited to the above-mentioned specific implementation methods. The above-mentioned specific implementation methods are merely illustrative and not restrictive. Under the guidance of the present application, ordinary technicians in this field can also make many forms without departing from the purpose of the present application and the scope of protection of the claims, all of which are within the protection of the present application.

Claims

1. A wire harness sheath, characterized in that: include: A body (1), wherein the body (1) is in the shape of a shell with one end closed and the other end open; An outer sleeve (2), wherein the outer sleeve (2) is integrally formed on the closed end of the body (1), and a wiring hole communicating with the outer sleeve (2) is formed on the body (1); An inner sealing sleeve (3), wherein the inner sealing sleeve (3) is integrally formed on the inner side of the body (1) and is coaxially arranged with the outer sleeve (2), and the inner and outer walls of the inner sealing sleeve (3) are both conical surfaces; An inner support ring, the inner support ring being arranged in the open end of the body (1), the inner support ring being against the inner sealing sleeve (3) and supporting it; A mounting groove is formed between the inner sealing sleeve (3) and the body (1), and the inner support ring is arranged in the mounting groove.

2. A wiring harness sheath according to claim 1, characterized in that: Also includes: An outer limiting edge (4), wherein the outer limiting edge (4) is arranged on the side wall of the main body (1), and the outer limiting edge (4) is annular and has a cross-sectional diameter greater than that of the main body (1).

3. A wiring harness sheath according to claim 2, characterized in that: Also includes: The support rib plate (5) has an inverted L-shaped cross section, and the support rib plate (5) is arranged in the body (1) and extends inwardly along the outer limiting edge (4).

4. The wire harness sheath according to claim 1, characterized in that: Also includes: The sealing lip (6) is integrally formed on the end surface of the opening end of the body (1), is arc-shaped and extends downward, and the maximum diameter of the sealing lip (6) is greater than the side wall diameter of the body (1).

5. A wiring harness sheath according to any one of claims 1 to 4, characterized in that: The inner support ring comprises: A support portion (7), wherein the support portion (7) is an annular structure with an inverted L-shaped cross section and is located in the mounting groove; A support plate (8), wherein the support plate (8) is integrally formed on the inner side of the support portion (7), and extends toward the outer wall of the inner sealing sleeve (3) and abuts against it.

6. A wiring harness sheath according to claim 5, characterized in that: The inner support ring includes: A dividing groove (9), wherein a plurality of the dividing grooves (9) are evenly distributed in a circle in the middle of the support plate (8), and the dividing grooves (9) extend toward the lower side of the support plate (8) to divide the lower part of the support plate (8) into a plurality of supporting petals (10) evenly distributed in a circle.

7. The wire harness sheath according to claim 6, characterized in that: The inner support ring further comprises: An arc-shaped internal pressure portion (11), wherein the arc-shaped internal pressure portion (11) is in the shape of an arc-shaped rib and is formed on the support flap (10) and protrudes toward the inner sealing sleeve (3); The inner sealing sleeve (3) is provided with an annular groove for accommodating the arc-shaped inner pressure portion (11).

8. The wire harness sheath according to claim 7, characterized in that: The inner support ring further comprises: The support ring (12) is clamped on the support flap (10), and the support ring (12) is clamped in the arc-shaped inner pressure part (11) of the support flap (10).

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