Automobile wire harness protection rubber sleeve

Abstract

The utility model relates to the technical field of wire harness protection, in particular to an automobile wire harness protection rubber sleeve. According to the technical scheme, the device comprises a rubber sleeve, and the two ends of the rubber sleeve are communicated with connectors respectively; the plurality of elastic protective rings are clamped in the rubber sleeve, and a plurality of first elastic sheets are fixedly arranged on the inner ring surfaces of the elastic protective rings respectively; the guide rod movably penetrates through the first elastic piece, one end of the guide rod is fixedly connected with a limiting piece, the other end of the guide rod is fixedly connected with a clamping piece, the outer wall of the guide rod is sleeved with a first spring, one end of the first spring is fixedly connected with the first elastic piece, and the other end of the first spring is fixedly connected with the clamping piece; and the buffering assembly is arranged between the elastic protection rings and used for providing buffering. The wire harness clamping piece can be stably clamped between the clamping pieces, so that the wire harness is effectively prevented from shaking in the rubber sleeve, the abrasion of the outer skin of the wire harness caused by shaking is greatly reduced, and the service life of the wire harness is remarkably prolonged.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of wiring harness protection, especially relates to a car wiring harness protection rubber sleeve. BACKGROUND

[0002] In the electrical system of the automobile, the wiring harness as the key component connecting various electrical components, its reliability directly affects the overall performance and safety of the automobile. During the driving process of the automobile, the wiring harness will face various complex working conditions, such as vibration, friction, bending, and changes in temperature and humidity. These factors may cause the insulation layer of the wiring harness to be damaged, and then cause short circuit, open circuit and other faults, which may even affect the normal driving of the automobile and endanger the safety of the driver and passenger. The existing car wiring harness protection rubber sleeve is directly sleeved on the outside of the wiring harness, and the inside lacks fixing, which leads to the wiring harness easily shaking in the sleeve body, and the wiring harness outer skin is worn down for a long time, reducing its service life. When the automobile produces large vibration during driving, the relative movement between the parts of the wiring harness and the wiring harness and the protective sleeve is intensified, and the existing protective device is difficult to provide sufficient buffer, further increasing the risk of damage to the wiring harness. Therefore, the utility model provides a car wiring harness protection rubber sleeve. SUMMARY

[0003] The utility model aims at the problem that the car wiring harness protection rubber sleeve directly sleeves on the outside of the wiring harness in the background art, the inside lacks fixing, which leads to the wiring harness easily shaking in the sleeve body, and the wiring harness outer skin is worn down for a long time, reducing its service life, and when the automobile produces large vibration during driving, the relative movement between the parts of the wiring harness and the wiring harness and the protective sleeve is intensified, and the existing protective device is difficult to provide sufficient buffer, further increasing the risk of damage to the wiring harness, and proposes a car wiring harness protection rubber sleeve.

[0004] The utility model discloses a car wiring harness protection rubber sleeve, which comprises a rubber sleeve, a connecting head is arranged at each end of the rubber sleeve, a plurality of elastic protective rings are arranged in the rubber sleeve, a plurality of first elastic sheets are arranged on the inner ring surface of the elastic protective ring, a guide rod is movably arranged on the first elastic sheet, a limiting sheet is arranged at one end of the guide rod, a clamping sheet is arranged at the other end of the guide rod, a first spring is arranged on the outer wall of the guide rod, one end of the first spring is fixedly connected with the first elastic sheet, and the other end of the first spring is fixedly connected with the clamping sheet, and a buffer assembly is arranged between the elastic protective rings to provide buffer.

[0005] Optionally, the buffer assembly comprises a second elastic sheet arranged between the elastic protection rings, two ends of the second elastic sheet are fixedly connected with fixing blocks, one end of the fixing block is fixedly connected with a sleeving rod, one end of the sleeving rod movably sleeves a sleeving block, one end of the sleeving block is fixedly connected with the inner ring surface of the elastic protection ring, the outer wall of the sleeving rod sleeves a second spring, one end of the second spring is fixedly connected with the elastic protection ring, and the other end of the second spring is fixedly connected with the fixing block.

[0006] Optionally, the inner wall of the rubber sleeve is fixedly provided with a plurality of clamping rings, and the outer ring surface of the elastic protection ring is provided with clamping grooves which are clamped with the clamping rings.

[0007] Optionally, one side of the second elastic sheet is fixedly provided with a supporting block, and one end of the supporting block is in close contact with the inner wall of the rubber sleeve.

[0008] Optionally, the rubber sleeve is a bellows.

[0009] Optionally, the elastic protection ring, the first elastic sheet and the second elastic sheet are made of silicone rubber.

[0010] Optionally, the supporting block is provided in a T-shaped structure.

[0011] In summary, the present application has at least one of the following beneficial technical effects:

[0012] The utility model discloses a plurality of elastic protection rings are arranged in the rubber sleeve, the inner ring surface of elastic protection ring is fixed with a plurality of first elastic sheet, and the guide rod movably penetrates the first elastic sheet, one end is connected with the limiting sheet, and the other end is connected with the clamping piece, and the outer wall of the guide rod sleeves the first spring, can be stably clamped between the clamping piece, effectively avoid the wire harness inside the rubber sleeve to shake, greatly reduce the abrasion of wire harness skin because of shaking, thereby significantly prolong the service life of wire harness.

[0013] Further, the fixing blocks are arranged at two ends of the second elastic sheet in the buffer assembly, the sleeving rod is connected at one end of the fixing block, the sleeving rod movably sleeves in the sleeving block, and the second spring is sleeved on the outer wall of the sleeving rod, when the automobile generates larger vibration during driving, the buffer assembly can effectively absorb and disperse vibration energy, reduce the relative movement between each part of the wire harness and between the wire harness and the protective sleeve, reduce the risk of damage of the wire harness due to vibration, and provide reliable protection for the automobile wire harness. BRIEF DESCRIPTION OF DRAWINGS

[0014] Figure 1 Give a structure schematic view of automobile wire harness protection rubber sleeve;

[0015] Figure 2 For Figure 1 The internal cross-sectional structure schematic view;

[0016] Figure 3 is a structural schematic view of the structure in Figure 2 ;

[0017] Figure 4 is a structural schematic view of the structure in Figure 2 ;

[0018] Figure 5 is a front view cross-sectional structural schematic view of Figure 4 ;

[0019] Figure 6 is a side view structural schematic view of Figure 4 .

[0020] Reference signs:

[0021] 1, rubber sleeve; 2, connecting head; 3, elastic protection ring; 4, first elastic sheet; 5, guide rod; 6, limiting sheet; 7, clamping sheet; 8, first spring;

[0022] 9, buffer assembly; 91, second elastic sheet; 92, fixed block; 93, sleeving rod; 94, sleeving block; 95, second spring;

[0023] 10, clamping ring; 11, clamping groove; 12, supporting block. DETAILED DESCRIPTION

[0024] The technical solutions of the present application will be described clearly and completely below in conjunction with the accompanying drawings. Obviously, the described embodiments are only some of the embodiments of the present application, not all the embodiments.

[0025] The components of the embodiments of the present application generally described and shown in the accompanying drawings can be arranged and designed in various different configurations. Therefore, the following detailed description of the embodiments of the present application provided in the accompanying drawings is not intended to limit the scope of the claimed present application, but only represents selected embodiments of the present application.

[0026] Based on the embodiments in the present application, all other embodiments obtained by those of ordinary skill in the art without making creative efforts belong to the scope of protection of the present application.

[0027] In the description of the utility model, it needs to explain, the term "center", "upper", "lower", "left", "right", "vertical", "horizontal", "internal", "external" and so on indicate the orientation or position relation based on the orientation or position relation shown in the drawing, only for the convenience of describing the utility model and simplifying the description, and not indicate or imply that the indicated device or element must have a particular orientation, construct and operate in a particular orientation, therefore, it cannot be understood as the limitation of the utility model. In addition, the terms "first", "second", "third" are only for the purpose of description, and cannot be understood as indicating or implying relative importance.

[0028] In the description of the utility model, it needs to explain, the term "center", "upper", "lower", "left", "right", "vertical", "horizontal", "internal", "external" and so on indicate the orientation or position relation based on the orientation or position relation shown in the drawing, only for the convenience of describing the utility model and simplifying the description, and not indicate or imply that the indicated device or element must have a particular orientation, construct and operate in a particular orientation, therefore, it cannot be understood as the limitation of the utility model. In addition, the terms "first", "second", "third" are only for the purpose of description, and cannot be understood as indicating or implying relative importance.

[0029] Embodiment:

[0030] As Figures 1 to 4 The utility model provides a kind of automobile wire harness protection rubber sleeve, including: rubber sleeve 1, rubber sleeve 1 is bellows, bellows structure has good flexibility, can let rubber sleeve adapt to the bending of automobile wire harness in different positions, effectively avoid wire harness damage due to excessive bending.Rubber sleeve 1 is respectively communicated with the both ends of connection head 2, connection head 2 is used to conveniently connect with other parts of automobile or make rubber sleeve 1 between connection head 2 mutually connect, while enhancing the sealing property of entire protection system, reduce the erosion of wire harness by external impurities;Multiple elastic protection rings 3 of clamping are arranged in the inside of rubber sleeve 1, and the elastic protection ring 3 is of silicone rubber material, and silicone rubber has excellent elasticity and ageing resistance characteristics, can long-term stably protect wire harness.The inner ring surface of elastic protection ring 3 is respectively fixed with multiple first elastic sheets 4, and the first elastic sheet 4 is of silicone rubber material, and provides stable buffer for wire harness.

[0031] Further, movable lead rod 5 is arranged on the first elastic sheet 4, one end of lead rod 5 is fixedly connected with limiting sheet 6, the other end of lead rod 5 is fixedly connected with clamping piece 7, the outer wall of lead rod 5 is sleeved with first spring 8, one end of first spring 8 is fixedly connected with first elastic sheet 4, the other end of first spring 8 is fixedly connected with clamping piece 7, when wire harness is placed between clamping piece 7, the elastic force of first spring 8 makes clamping piece 7 generate suitable clamping force to wire harness, both can prevent wire harness from shaking, and will not damage wire harness due to excessive clamping force, and limiting sheet 6 limits the movement range of lead rod 5, to ensure that the assembly works stably.

[0032] AsFigure 4 、 Figure 5 、 Figure 6 As shown in FIG. 9, the buffer assembly 9 is arranged between the elastic protection rings 3 to provide buffering, and the buffer assembly 9 comprises a second elastic sheet 91 arranged between the elastic protection rings 3, the second elastic sheet 91 is made of silicone rubber, the good elasticity of the silicone rubber can effectively buffer external force, and the two ends of the second elastic sheet 91 are fixedly connected with fixed blocks 92, one end of each fixed block 92 is fixedly connected with a sleeving rod 93, one end of the sleeving rod 93 is movably sleeved with a sleeving block 94, one end of the sleeving block 94 is fixedly connected with the inner annular surface of the elastic protection ring 3, the outer wall of the sleeving rod 93 is sleeved with a second spring 95, one end of the second spring 95 is fixedly connected with the elastic protection ring 3, and the other end of the second spring 95 is fixedly connected with the fixed block 92, when subjected to external force, the compression and relaxation of the second spring 95 and the deformation of the second elastic sheet 91 can absorb and disperse energy, thereby reducing the impact on the wire harness.

[0033] Secondly, the inner wall of the rubber sleeve 1 is fixedly provided with a plurality of clamping rings 10, and the outer annular surface of the elastic protection ring 3 is provided with clamping grooves 11, and the clamping grooves 11 and the clamping rings 10 are clamped with each other, the clamping structure enables the elastic protection ring 3 to be stably installed inside the rubber sleeve 1, and facilitates the disassembly and assembly of the elastic protection ring 3.

[0034] Further, one side of the second elastic sheet 91 is fixedly provided with a support block 12, the support block 12 is arranged in a “T” shape, one end of the support block 12 is in close contact with the inner wall of the rubber sleeve 1, the support block 12 enhances the support strength of the second elastic sheet 91, ensures that the second elastic sheet 91 can stably play a role in the buffering process, and helps to maintain the stability of the internal structure of the rubber sleeve 1, and further improves the protection effect on the wire harness.

[0035] The working principle of the embodiment is that the automobile wire harness is inserted from the connector 2 at one end of the rubber sleeve 1, and the wire harness is located between the clamping pieces 7. Since the connectors 2 are arranged at both ends of the rubber sleeve 1, the connection with the lines of other parts of the automobile is facilitated, and the installation and fixation of the wire harness are facilitated.

[0036] When the rubber sleeve 1 is subjected to external force, the rubber sleeve 1 exerts pressure on the elastic protection ring 3, the elastic protection ring 3 exerts pressure on the guide rod 5 on the first elastic sheet 4, and cooperates with the first spring 8 to provide buffering for the wire harness between the clamping pieces 7, effectively avoiding the shaking of the wire harness inside the rubber sleeve 1, reducing the abrasion of the outer skin of the wire harness due to shaking, and prolonging the service life of the wire harness.

[0037] Meanwhile, the second elastic sheet 91 in the buffer assembly 9 is pressed by the support block 12, the second elastic sheet 91 pushes the fixed block 92 fixedly connected at both ends under the action of the pressure, drives the sleeving rod 93 to move in the sleeving block 94, compresses the second spring 95 sleeved on the outer wall of the sleeving rod 93, and the second spring 95 absorbs and disperses vibration energy in the compression and rebound process, reduces the relative movement between each part of the wire harness and between the wire harness and the protective sleeve, reduces the risk of damage of the wire harness due to vibration, and provides reliable protection for the automobile wire harness.

[0038] The multiple clamping rings 10 fixedly arranged on the inner wall of the rubber sleeve 1 are clamped with the clamping grooves 11 opened on the outer ring surface of the elastic protective ring 3, the position of the elastic protective ring 3 in the rubber sleeve 1 is fixed, and the clamping effect of the elastic protective ring 3 on the wire harness is stable.

[0039] The above specific embodiments are only optional embodiments of the utility model, based on the technical scheme of the utility model and the related inspiration of the above embodiments, the person skilled in the art can make various alternative improvements and combinations on the above specific embodiments.

Claims

1. A protective rubber sleeve for automotive wiring harnesses, characterized in that, include: A rubber sleeve (1) is provided with connectors (2) at both ends of the rubber sleeve (1). Multiple elastic protective rings (3) are snapped into the inside of the rubber sleeve (1), and multiple first elastic sheets (4) are fixedly arranged on the inner ring surface of the elastic protective rings (3). The guide rod (5) is set on the first elastic sheet (4). One end of the guide rod (5) is fixedly connected to the limit piece (6), and the other end of the guide rod (5) is fixedly connected to the clamp piece (7). The outer wall of the guide rod (5) is sleeved with a first spring (8). One end of the first spring (8) is fixedly connected to the first elastic sheet (4), and the other end of the first spring (8) is fixedly connected to the clamp piece (7). A buffer assembly (9) is provided between the elastic protective rings (3) to provide cushioning.

2. The automotive wiring harness protective rubber sleeve according to claim 1, characterized in that, The buffer assembly (9) includes a second elastic sheet (91) disposed between the elastic protective rings (3). The two ends of the second elastic sheet (91) are respectively fixedly connected to a fixing block (92). One end of the fixing block (92) is fixedly connected to a sleeve rod (93). One end of the sleeve rod (93) is movably sleeved with a sleeve block (94). One end of the sleeve block (94) is fixedly connected to the inner ring surface of the elastic protective ring (3). A second spring (95) is sleeved on the outer wall of the sleeve rod (93). One end of the second spring (95) is fixedly connected to the elastic protective ring (3), and the other end of the second spring (95) is fixedly connected to the fixing block (92).

3. The automotive wiring harness protective rubber sleeve according to claim 1, characterized in that, The inner wall of the rubber sleeve (1) is fixedly provided with multiple retaining rings (10), and the outer ring surface of the elastic protective ring (3) is provided with a retaining groove (11), and the retaining groove (11) and the retaining ring (10) are engaged with each other.

4. The automotive wiring harness protective rubber sleeve according to claim 2, characterized in that, A support block (12) is fixedly provided on one side of the second elastic sheet (91), and one end of the support block (12) is tightly attached to the inner wall of the rubber sleeve (1).

5. The automotive wiring harness protective rubber sleeve according to claim 1, characterized in that, The rubber sleeve (1) is a corrugated pipe.

6. The automotive wiring harness protective rubber sleeve according to claim 2, characterized in that, The elastic protective ring (3), the first elastic sheet (4), and the second elastic sheet (91) are made of silicone rubber.

7. The automotive wiring harness protective rubber sleeve according to claim 4, characterized in that, The support block (12) is configured with a "T" shaped structure.

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