Wire harness for trying multiple types of compressors

Abstract

The utility model relates to the technical field of wire harnesses, in particular to a trial multi-type compressor wire harness, which comprises two groups of insulating sheaths, a filling layer is inserted into the insulating sheaths, a plurality of groups of wire harness bodies are inserted into the filling layer, and a protection assembly is sleeved on the outer wall of one end, which is in butt joint with the two groups of insulating sheaths. Through the sealing sleeve and the second sealing ring, the threaded butt joint ends of the second protection sleeve and the first protection sleeve can be sealed, external rainwater is prevented from entering the wire harness through the threaded butt joint ends of the first protection sleeve and the second protection sleeve, and the ends, away from each other, of the first protection sleeve and the second protection sleeve can be sealed through the first sealing ring. Therefore, the sealing performance of the butt joint of the wire harnesses is improved, the use safety of the butt-jointed wire harnesses is ensured, and rainwater is prevented from entering the wire harnesses to cause a short circuit phenomenon.

Description

Technical Field

[0001] This utility model relates to the field of wire harness technology, and in particular to a wire harness for testing multiple types of compressors. Background Technology

[0002] A compressor refers to an air compressor, a device used to compress gas. Air compressors are similar in structure to water pumps. Most air compressors are reciprocating piston type, rotary vane or rotary screw type. Centrifugal compressors are used in very large applications. A wiring harness is a group of metal wires and cables bundled together. It is the connection of signals and power between transport equipment. It is the wiring component in the automotive circuit that connects various electrical devices. It consists of an insulating sheath, terminals, wires and insulating wrapping materials.

[0003] However, existing compressor wiring harnesses lack a structure to waterproof the connection point after they are connected. Moisture and rainwater in the air may seep in through the gaps, causing short circuits, compressor equipment failure, or even burnout. Utility Model Content

[0004] In order to overcome the defects of the prior art mentioned above, the inventors conducted in-depth research and, after a great deal of creative work, completed this utility model.

[0005] Specifically, the technical problem to be solved by this utility model is to provide a multi-type compressor wiring harness to solve the problem that existing compressor wiring harnesses lack a structure to waterproof the connection point after connection, allowing moisture and rainwater in the air to seep in through gaps, causing short circuits, compressor equipment failure, or even burnout.

[0006] To solve the above-mentioned technical problems, the present invention provides the following technical solution:

[0007] A trial multi-type compressor wiring harness includes two sets of insulating sheaths. A filler layer is inserted inside each insulating sheath, and multiple wiring harness bodies are inserted inside the filler layer. A protective assembly is fitted onto the outer wall of one end of the two sets of insulating sheaths that are joined together. The protective assembly includes a first protective sleeve fitted onto the outer wall of one set of insulating sheaths, and a second protective sleeve fitted onto the outer wall of the other set of insulating sheaths. A first sealing ring is inserted into the inner wall of both the first and second protective sleeves. A second sealing ring is fitted onto the outer wall of the first protective sleeve, and a sealing sleeve is fitted onto the outer wall of the second protective sleeve.

[0008] As an improved technical solution, a waterproof layer is fixedly inserted into the inner wall of the insulating sleeve, and the waterproof layer is made of polyvinyl chloride.

[0009] As an improved technical scheme, a plurality of groups of reinforcing pipes are annularly arranged on the inner wall of the waterproof layer, and a plurality of groups of reinforcing ribs are fixedly arranged in the middle ends of the reinforcing pipes.

[0010] As an improved technical scheme, a shielding layer is fixedly arranged on the outer wall of the filling layer, and the shielding layer is made of aluminum foil.

[0011] As an improved technical scheme, a fireproof layer is fixedly arranged on the outer wall of the shielding layer, and the fireproof layer is made of fluorinated ethylene propylene.

[0012] As an improved technical scheme, the outer wall of the front end of the second protective sleeve is threadedly arranged in the inner wall of the first protective sleeve, the first protective sleeve and the second protective sleeve are movably arranged on the outer wall of the insulating protective sleeve, the first sealing ring and the second sealing ring are movably arranged in the inner walls of the first protective sleeve and the second protective sleeve respectively, and the first sealing ring is fixedly arranged on the outer wall of the insulating protective sleeve.

[0013] As an improved technical scheme, the second sealing ring is movably arranged in the inner wall of the sealing sleeve, and the inner wall of the sealing sleeve is provided with a slot matched with the second sealing ring.

[0014] After the above technical scheme is adopted, the utility model has the beneficial effects that:

[0015] 1. According to the utility model, the sealing sleeve and the second sealing ring can seal the threadedly butted ends of the second protective sleeve and the first protective sleeve, so that rainwater outside cannot enter the wire harness through the threadedly butted ends of the first protective sleeve and the second protective sleeve, the first sealing ring can seal the ends of the first protective sleeve and the second protective sleeve away from each other, the sealing property of the wire harness butted joint is improved, the use safety of the wire harness after butting is ensured, and the short circuit caused by the entry of rainwater into the wire harness is avoided.

[0016] 2. According to the utility model, the vibration, mechanical impact or external pressure generated during the operation of the compressor can cause the wire harness to break, the reinforcing pipes and the reinforcing ribs are made of high-strength materials such as glass fibers and aramid fibers, the tensile and extrusion resistance of the wire harness is improved, and the breakage of the wire harness is avoided. DRAWINGS

[0017] In order to more clearly illustrate the technical scheme of the utility model embodiment, the drawings needed in the embodiment description will be briefly introduced as follows. Obviously, the drawings in the following description are only some embodiments of the utility model, and other drawings can be obtained by those skilled in the art without creative labor. Among them:

[0018] Figure 1 The utility model is used for a plurality of types of compressor wire harnesses, and the overall three-dimensional structure is shown in the figure.

[0019] Figure 2 It is the partial section perspective structural schematic diagram of the multi-type compressor wire harness for trial of the utility model.

[0020] Figure 3 It is the protective assembly perspective structural schematic diagram of the multi-type compressor wire harness for trial of the utility model.

[0021] Figure 4 It is the A place enlarged perspective structural schematic diagram of the multi-type compressor wire harness for trial of the utility model.

[0022] Mark explanation:

[0023] 1, insulating sheath; 2, waterproof layer; 3, reinforcing tube; 4, reinforcing rib; 5, fireproof layer; 6, shielding layer; 7, filling layer; 8, wire harness body; 9, protective assembly; 91, first protective sleeve; 92, second protective sleeve; 93, first sealing ring; 94, sealing sleeve; 95, second sealing ring. Specific implementation

[0024] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor belong to the scope of protection of the utility model.

[0025] It should be noted that all directional indications (such as up, down, left, right, front, back, etc.) in the embodiments of the utility model are only used to explain the relative positional relationship, movement condition, etc. between components in a certain posture (as shown in the drawings), and if the certain posture changes, the directional indications will also change accordingly.

[0026] Meanwhile, "and / or" or "and / or" appearing throughout the text means that it includes three schemes, for example, "A and / or B" includes A scheme, or B scheme, or A and B schemes are satisfied at the same time.

[0027] In addition, the description of "first", "second" and the like in the utility model is only for the purpose of description, and cannot be understood as indicating or implying the relative importance of the indicated technical features or implicitly indicating the number of the indicated technical features. Therefore, the features limited by "first", "second" can be explicitly or implicitly included at least one of the features. In addition, the technical solutions of each embodiment can be combined with each other, but it must be based on the realization of ordinary skilled in the art, when the combination of technical solutions appears contradictory or unachievable, it should be considered that the combination of technical solutions does not exist, also not within the protection scope required by the utility model.

[0028] As Figures 1-4 As shown, the embodiment provides a trial multi-type compressor wire harness, which comprises two groups of insulation sheaths 1, a filling layer 7 is arranged in the insulation sheaths 1, a plurality of wire harness bodies 8 are arranged in the filling layer 7, a protection assembly 9 is arranged on the outer wall of the end of the two groups of insulation sheaths 1, the protection assembly 9 comprises a first protective sleeve 91 arranged on the outer wall of one of the two groups of insulation sheaths 1, a second protective sleeve 92 is arranged on the outer wall of the other group of insulation sheaths 1, a first sealing ring 93 is arranged on the inner wall of the first protective sleeve 91 and the second protective sleeve 92, a second sealing ring 95 is arranged on the outer wall of the first protective sleeve 91, and a sealing sleeve 94 is arranged on the outer wall of the second protective sleeve 92.

[0029] A waterproof layer 2 is fixedly arranged on the inner wall of the insulation sheath 1, the waterproof layer 2 is made of polyvinyl chloride, which has good waterproof, corrosion-resistant and insulating properties, low cost and easy processing, so as to avoid the penetration of water vapor and rain from the outside through the insulation sheath 1 into the wire harness body 8 to cause corrosion and short circuit problems, and increase the waterproof performance of the wire harness as a whole.

[0030] A plurality of reinforcing pipes 3 are annularly arranged on the inner wall of the waterproof layer 2, a plurality of reinforcing ribs 4 are fixedly arranged in the middle of the reinforcing pipes 3, and the reinforcing pipes 3 and the reinforcing ribs 4 are made of high-strength materials such as glass fiber and aramid fiber, which can enhance the tensile and extrusion resistance of the wire harness and avoid the breakage of the wire harness.

[0031] A shielding layer 6 is fixedly arranged on the outer wall of the filling layer 7, and the shielding layer 6 is made of aluminum foil, which can reduce the electromagnetic interference and radio frequency interference of the wire harness body 8 from the outside.

[0032] A fireproof layer 5 is fixedly arranged on the outer wall of the shielding layer 6, and the fireproof layer 5 is made of fluorinated ethylene propylene, which has a high ignition point of 800℃, so as to delay the spread of flames and reduce fire loss when a fire occurs.

[0033] The second protective sleeve 92 is threadedly inserted into the inner wall of the first protective sleeve 91, the first protective sleeve 91 and the second protective sleeve 92 are movably arranged on the outer wall of the insulation sheath 1, the two groups of first sealing rings 93 are movably arranged in the inner walls of the first protective sleeve 91 and the second protective sleeve 92, and the first sealing ring 93 is fixedly arranged on the outer wall of the insulation sheath 1.

[0034] The second sealing ring 95 is movably arranged in the inner wall of the sealing sleeve 94, and the inner wall of the sealing sleeve 94 is provided with a slot matched with the second sealing ring 95.

[0035] When the wire harness butt joint is needed, the wire harness bodies 8 in the two groups of filling layers 7 are bonded and butt jointed, after the butt joint of the wire harness bodies 8 is completed, the second protective sleeve 92 can be rotated along the first protective sleeve 91, the front end of the second protective sleeve 92 is inserted into the first protective sleeve 91, in the process, the second sealing ring 95 is inserted into the slot in the inner wall of the sealing sleeve 94, through the sealing sleeve 94 and the second sealing ring 95, the threaded joint end of the second protective sleeve 92 and the first protective sleeve 91 can be sealed, so that the rainwater outside cannot enter the wire harness through the threaded joint end of the first protective sleeve 91 and the second protective sleeve 92, through the first sealing ring 93, the end of the first protective sleeve 91 and the second protective sleeve 92 away from each other can be sealed, so as to increase the sealing performance of the wire harness butt joint, ensure the use safety of the wire harness after the butt joint, and avoid the rainwater entering the wire harness to cause the short circuit phenomenon.

[0036] It should be understood that the use of these embodiments is only for the purpose of illustrating the present application and is not intended to limit the protection scope of the present application. In addition, it should also be understood that after reading the technical content of the present application, those skilled in the art can make various modifications, modifications and / or variations to the present application, all of these equivalent forms also fall within the protection scope defined by the claims attached to the present application.

Claims

1. A test harness for multi-type compressors comprising two groups of insulated sheaths (1), characterized in that: The filling layer (7) is arranged in the insulation sheath (1), a plurality of groups of wire harness bodies (8) are arranged in the filling layer (7), the outer walls of the ends of two groups of the insulation sheath (1) are sleeved with protection assemblies (9), the protection assembly (9) comprises a first protection sleeve (91) sleeved on the outer wall of one group of the insulation sheath (1), the outer wall of the other group of the insulation sheath (1) is sleeved with a second protection sleeve (92), the inner walls of the first protection sleeve (91) and the second protection sleeve (92) are both arranged with first sealing rings (93), the outer wall of the first protection sleeve (91) is sleeved with a second sealing ring (95), and the outer wall of the second protection sleeve (92) is sleeved with a sealing sleeve (94).

2. The trial multi-type compressor wiring harness according to claim 1, characterized by: The waterproof layer (2) is fixedly arranged on the inner wall of the insulation sheath (1), and the waterproof layer (2) is made of polyvinyl chloride.

3. The trial multi-type compressor wiring harness of claim 2, wherein: A plurality of groups of reinforcing pipes (3) are arranged in the waterproof layer (2) in a ring shape, and a plurality of groups of reinforcing ribs (4) are fixedly arranged in the middle ends of the reinforcing pipes (3).

4. The trial multi-type compressor wiring harness of claim 1, wherein: The shielding layer (6) is fixedly sleeved on the outer wall of the filling layer (7), and the shielding layer (6) is made of aluminum foil.

5. The trial multi-type compressor harness of claim 4, wherein: The fireproof layer (5) is fixedly sleeved on the outer wall of the shielding layer (6), and the fireproof layer (5) is made of fluorinated ethylene propylene.

6. The trial multi-type compressor wiring harness of claim 1, wherein: The outer wall of the front end of the second protection sleeve (92) is threadedly arranged in the inner wall of the first protection sleeve (91), the first protection sleeve (91) and the second protection sleeve (92) are movably sleeved on the outer wall of the insulation sheath (1), the first sealing rings (93) are movably arranged in the inner walls of the first protection sleeve (91) and the second protection sleeve (92) respectively, and the first sealing rings (93) are fixedly sleeved on the outer wall of the insulation sheath (1).

7. The trial multi-type compressor wiring harness of claim 1, wherein: The second sealing ring (95) is movably arranged in the inner wall of the sealing sleeve (94), and the inner wall of the sealing sleeve (94) is provided with a slot matched with the second sealing ring (95).

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