Insulating layer detection device for wire harness
By designing an insulating layer detection device including a detection table, a battery pack, a circuit breaker detection lamp group, a wiring harness roller, a conductive ring, a conductive tube and a leakage detection lamp group, the problem of the failure to locate the leakage position of the wiring harness insulating lamp group in the prior art is solved, and the accurate detection of the leakage position of the wiring harness insulation layer is achieved.
Patent Information
- Application Number
- CN202420837805.0
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-04-22
- Publication Date
- 2025-03-18
- Estimated Expiration
- 2034-04-22
AI Technical Summary
The existing wire harness detection device can only detect whether the wire harness is leaking and cannot locate the leakage position, resulting in inconvenient maintenance of the leakage wire harness.
An insulating layer detection device including a detection table, a battery pack, a circuit breaker detection lamp group, a wiring harness roller, a conductive ring, a conductive tube and a leakage detection lamp group are designed. By placing the wire harness on the wire harness roller and electrically connected with conductive rings, conductive tubes and other components, a loop is formed. When the wire harness leaks, the leakage current passes through the conductive tubes and the leakage detection lamp group, making the leakage detection lamp group illuminate, thereby positioning the leakage position.
Accurate detection of the leakage position of the wire harness insulating layer is achieved, which facilitates the maintenance of the wire harness, and solves the problem of the inability to locate the leakage position in the prior art.
Smart Images
Figure CN222636277U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the field of wire harness leakage detection, in particular to an insulation layer detection device for a wire harness. Background Art
[0002] The wiring harness test is to test the wiring components and insulating wrapping materials that connect various electrical devices in the circuit to find out possible problems. Generally, it is necessary to measure the conductivity, insulation, withstand voltage, and resistance of the wiring harness. Common faults include: poor contact of connectors, short circuits, breaks, and missing connections between wires, and overall insulation withstand voltage level failure of the wires (degraded outer skin performance, insufficient insulation performance between solder joints, etc.).
[0003] The existing detection device can only detect whether the wire harness has leakage after production is completed, but cannot detect the leakage position of the wire harness insulation layer, which is inconvenient to repair the leaking wire harness; therefore, the market urgently needs to develop an insulation layer detection device for wire harnesses to help people solve the existing problems. Utility Model Content
[0004] The utility model aims to provide an insulation layer detection device for a wire harness, so as to solve the problem that the existing detection device proposed in the above background technology can only detect whether the wire harness has leakage after production, but cannot detect the leakage position of the insulation layer of the wire harness, which is inconvenient to repair the leaking wire harness.
[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: an insulation layer detection device for a wire harness, comprising a detection platform, a battery pack is fixedly arranged on one side of the front end of the upper end surface of the detection platform, a first connecting line and a second connecting line are electrically connected to the two sides of the battery pack respectively, a circuit breaker detection light group is arranged on the first connecting line, support columns are fixedly connected to the front and rear ends of the upper end surface of the detection platform, a wire harness roller shaft is rotatably connected between the upper ends of the front and rear two support columns, a wire harness roller is arranged on the wire harness roller shaft, a conductive ring is fixedly connected to the rear end surface of the front end baffle of the wire harness roller, and the two support columns at the front end are fixedly connected to the conductive ring. The upper ends of the support columns are fixedly connected to lifting rods, the upper ends of the lifting rods are fixedly connected to telescopic cylinders, the rear ends of the telescopic cylinders are connected to electrically connected telescopic rods, conductive wires are arranged inside the electrically connected telescopic rods, the rear ends of the lower end faces of the electrically connected telescopic rods are fixedly connected to connecting plates, the middle part of the lower end of the front end faces of the connecting plates is fixedly connected to two rotating connecting plates, a conductive roller is rotatably connected between the two rotating connecting plates, a C-shaped support frame is fixedly connected to the middle part of the upper end face of the detection platform, a conductive tube is connected to the inner upper end face of the C-shaped support frame, and a leakage detection lamp group is fixedly connected to the middle part of the upper end face of the C-shaped support frame.
[0006] Preferably, a telescopic groove is provided inside the telescopic cylinder, a spring is provided inside the telescopic groove, and one end of the electrically connected telescopic rod is inserted into the telescopic groove and passes through the middle of the spring and then fixedly connected to a limiting ring.
[0007] Preferably, the front ends of the conductive wires inside the two electrically connected telescopic rods pass through the front end surfaces of the two telescopic tubes and are electrically connected to the upper ends of the first connecting wire and the second connecting wire respectively.
[0008] Preferably, the middle part of the conductive roller is rotatably connected to a conductive shaft, the upper and lower ends of the conductive shaft respectively pass through two rotating connecting plates and are fixedly connected, the rear end of the conductive wire passes through the rear end of the lower end surface of the electrically connected telescopic rod and is electrically connected to the upper end of the conductive shaft, and the front end of the conductive roller is electrically connected to the conductive ring on the wire harness roller in a fitted manner.
[0009] Preferably, a T-shaped slide groove is provided on the inner upper end surface of the C-shaped support frame, and a conductive plate is fixedly connected to the inner upper end surface of the T-shaped slide groove.
[0010] Preferably, a T-shaped slider is fixedly connected to the middle part of the upper end of the conductive tube, and the T-shaped slider slides into the T-shaped slot for movably connection, a conductive rod is fixedly connected to the middle part of the inside of the T-shaped slider, the lower end of the conductive rod is electrically connected to the conductive tube, the upper end of the conductive rod extends into the T-shaped slot and is fixedly connected to an elastic conductive sheet, and the upper end of the elastic conductive sheet is electrically connected to the conductive plate in a fitted manner.
[0011] Preferably, the lower end of the leakage detection lamp group is electrically connected to the conductive plate via a third connecting line, and a grounding wire is fixedly connected to one side of the leakage detection lamp group.
[0012] Compared with the prior art, the beneficial effects of the utility model are:
[0013] In the utility model, through the setting of the leakage detection lamp group, the wire harness to be detected is placed on a wire harness roller, one end of the wire harness is electrically connected to the conductive ring on the wire harness roller, the other end of the wire harness is pulled out and passed through the conductive tube and then fixed on another wire harness roller and electrically connected to the conductive ring, so that the two ends of the wire harness are connected to the battery pack through two electrically connected telescopic rods to form a loop, after the wire harness passes through the conductive tube, the wire harness is rolled up from one wire harness roller to another wire harness roller, and the conductive tube can move as the wire harness is rolled up through the T-shaped slide groove, when the wire harness is connected to the battery pack, there is current inside, when the leakage position of the wire harness passes through the inside of the conductive tube, the leaked current is transmitted to the conductive tube, and then transmitted to the conductive plate through the conductive rod, and then the current flows into the ground through the leakage detection lamp group, and when the current passes through the leakage detection lamp group, the leakage detection lamp group will light up, and then the leakage position of the outer skin insulation layer of the wire harness can be determined, and the leakage position detection can be realized.
[0014] In the utility model, through the setting of the circuit break detection light group, a battery pack is fixedly arranged on one side of the front end of the upper end surface of the detection platform, and the first connecting line and the second connecting line are electrically connected on both sides of the battery pack respectively. The first connecting line is provided with a circuit break detection light group, and the wiring harness to be detected is placed on a wiring harness roller, and one end of the wiring harness is electrically connected to the conductive ring on the wiring harness roller. The other end of the wiring harness is pulled out through the conductive tube and fixed on another wiring harness roller and electrically connected to the conductive ring, so that the two ends of the wiring harness are connected to the battery pack through two electrically connected telescopic rods to form a loop, and the circuit break detection light group is used to detect whether the wiring harness is broken, and the circuit break detection light group simultaneously prevents the battery pack from short-circuiting.
[0015] In the utility model, a telescopic groove is provided inside the telescopic tube through the setting of a spring, a spring is provided inside the telescopic groove, one end of the electrically connected telescopic rod is inserted into the telescopic groove and passes through the middle of the spring and is fixedly connected to a limiting ring, when the electrically connected telescopic rod is pulled backward on the telescopic tube, the limiting ring compresses the spring, and when the electrically connected telescopic rod is pulled in contact, the electrically connected telescopic rod is pushed back into the telescopic tube by the spring, so that the conductive roller remains electrically connected to the conductive ring. BRIEF DESCRIPTION OF THE DRAWINGS
[0016] Figure 1 This is a front view of an insulation layer detection device for a wire harness according to the utility model;
[0017] Figure 2 It is the main sectional view of the utility model;
[0018] Figure 3 It is a side sectional view of the C-shaped support frame of the utility model;
[0019] Figure 4 It is a side sectional view of the wire harness roller of the utility model;
[0020] Figure 5 It is an enlarged view of the detail A of the utility model;
[0021] Figure 6 It is an enlarged view of detail B of the present utility model.
[0022] In the figure: 1. test bench; 101. battery pack; 102. first connecting line; 103. circuit breaker detection lamp group; 104. second connecting line; 2. support column; 201. wire harness roller shaft; 202. wire harness roller; 203. conductive ring; 204. lifting rod; 3. telescopic cylinder; 301. telescopic slot; 302. spring; 4. electrically connected telescopic rod; 401. limit ring; 402. connecting plate; 403. conductive wire; 404. rotating connecting plate; 405. conductive roller; 406. conductive shaft; 5. C-type support frame; 501. T-type slide groove; 502. conductive plate; 503. conductive tube; 504. T-type slider; 505. conductive rod; 506. elastic conductive sheet; 6. leakage detection lamp group; 601. third connecting line; 602. grounding wire. DETAILED DESCRIPTION
[0023] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.
[0024] See also Figure 1-6 The utility model provides an embodiment: an insulation layer detection device for a wire harness, comprising a detection platform 1, a battery pack 101 is fixedly arranged on one side of the front end of the upper end surface of the detection platform 1, a first connecting line 102 and a second connecting line 104 are electrically connected to both sides of the battery pack 101, a circuit breaker detection light group 103 is arranged on the first connecting line 102, support columns 2 are fixedly connected to the front and rear ends of both sides of the upper end surface of the detection platform 1, a wire harness roller shaft 201 is rotatably connected between the upper ends of the front and rear support columns 2, a wire harness roller 202 is arranged on the wire harness roller shaft 201, a conductive ring 203 is fixedly connected to the rear end surface of the front end baffle of the wire harness roller 202, and the two front support columns 2 are fixedly connected to the conductive ring 203. The upper ends are fixedly connected with lifting rods 204, the upper ends of lifting rods 204 are fixedly connected with telescopic cylinders 3, the rear end of telescopic cylinders 3 are connected with electrically connected telescopic rods 4, conductive wires 403 are arranged inside electrically connected telescopic rods 4, the rear end of the lower end face of electrically connected telescopic rods 4 is fixedly connected with connecting plates 402, the middle part of the lower end of the front end face of connecting plates 402 is fixedly connected with two rotating connecting plates 404, a conductive roller 405 is rotatably connected between the two rotating connecting plates 404, the middle part of the upper end face of testing platform 1 is fixedly connected with C-shaped support frame 5, the inner upper end face of C-shaped support frame 5 is connected with conductive tube 503, the middle part of the upper end face of C-shaped support frame 5 is fixedly connected with leakage detection lamp group 6.
[0025] Furthermore, a telescopic groove 301 is provided inside the telescopic tube 3, and a spring 302 is provided inside the telescopic groove 301. One end of the electrically connected telescopic rod 4 is inserted into the telescopic groove 301 and passes through the middle of the spring 302 and is fixedly connected to a limiting ring 401. When the electrically connected telescopic rod 4 is pulled backward on the telescopic tube 3, the limiting ring 401 compresses the spring 302. When the electrically connected telescopic rod 4 is pulled in contact, the spring 302 pushes the electrically connected telescopic rod 4 back into the telescopic tube 3.
[0026] Furthermore, the front ends of the two electrically connected internal conductive wires 403 of the telescopic rods 4 pass through the front end surfaces of the two telescopic tubes 3 and are electrically connected to the upper ends of the first connecting wire 102 and the second connecting wire 104 respectively.
[0027] Furthermore, a conductive shaft 406 is rotatably connected to the middle part of the conductive roller 405, and the upper and lower ends of the conductive shaft 406 pass through the two rotating connecting plates 404 respectively and are fixedly connected. The rear end of the conductive wire 403 passes through the rear end of the lower end surface of the electrically connected telescopic rod 4 and is electrically connected to the upper end of the conductive shaft 406. The front end of the conductive roller 405 is electrically connected to the conductive ring 203 on the harness roller 202 in a close-fitting manner. The harness to be detected is placed on a harness roller 202, and one end of the harness is electrically connected to the conductive ring 203 on the harness roller 202. The other end of the harness is pulled out and passed through the conductive tube 503, and then fixed on another harness roller 202 and electrically connected to the conductive ring 203, so that the two ends of the harness are connected to the battery pack 101 through the two electrically connected telescopic rods 4 to form a loop, and the disconnection detection light group 103 is used to detect whether the harness is disconnected. The disconnection detection light group 103 also prevents the battery pack 101 from short circuiting.
[0028] Furthermore, a T-shaped slide groove 501 is provided on the inner upper end surface of the C-shaped support frame 5 , and a conductive plate 502 is fixedly connected to the inner upper end surface of the T-shaped slide groove 501 .
[0029] Furthermore, a T-shaped slider 504 is fixedly connected to the middle part of the upper end of the conductive tube 503, and the T-shaped slider 504 slides into the T-shaped slide groove 501 for movably connection. A conductive rod 505 is fixedly connected to the middle part of the inside of the T-shaped slider 504, and the lower end of the conductive rod 505 is electrically connected to the conductive tube 503. The upper end of the conductive rod 505 extends into the T-shaped slide groove 501 and is fixedly connected to an elastic conductive sheet 506, and the upper end of the elastic conductive sheet 506 is electrically connected to the conductive plate 502 in a close-fitting manner. When the wiring harness passes through the conductive tube 503, the wiring harness is wound from one wiring harness roller 202 to another wiring harness roller 202, and the conductive tube 503 can move as the wiring harness is wound through the T-shaped slide groove 501.
[0030] Furthermore, the lower end of the leakage detection lamp group 6 is electrically connected to the conductive plate 502 through the third connecting wire 601, and a grounding wire 602 is fixedly connected to one side of the leakage detection lamp group 6. When the wiring harness is connected to the battery pack 101, there is current inside. When the leakage position of the wiring harness passes through the inside of the conductive tube 503, the leaked current is transmitted to the conductive tube 503, and is transmitted to the conductive plate 502 through the conductive rod 505. Then the current flows into the ground through the leakage detection lamp group 6. When the current passes through the leakage detection lamp group 6, the leakage detection lamp group 6 will light up, and then the leakage position of the wiring harness can be determined.
[0031] Working principle: When in use, place the wire harness to be detected on a wire harness roller 202, electrically connect one end of the wire harness to the conductive ring 203 on the wire harness roller 202, pull out the other end of the wire harness through the conductive tube 503, fix it on another wire harness roller 202 and electrically connect it to the conductive ring 203, so that the two ends of the wire harness are connected to the battery pack 101 through two electrically connected telescopic rods 4 to form a loop, and detect whether the wire harness is broken through the circuit break detection light group 103. The circuit break detection light group 103 also prevents the battery pack 101 from short-circuiting. After the wire harness passes through the conductive tube 503, the wire harness is The harness is wound from one harness roller 202 to another harness roller 202, and the conductive tube 503 can move as the harness is wound through the T-shaped slide groove 501. When the harness is connected to the battery pack 101, there is current inside. When the leakage position of the harness passes through the inside of the conductive tube 503, the leaked current is transmitted to the conductive tube 503, and then transmitted to the conductive plate 502 through the conductive rod 505. Then the current flows into the ground through the leakage detection light group 6. When the current passes through the leakage detection light group 6, the leakage detection light group 6 will light up, and then the leakage position of the outer skin insulation layer of the harness can be determined, thereby realizing the leakage position detection.
[0032] It is obvious to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, the embodiments should be regarded as exemplary and non-restrictive from any point of view, and the scope of the present invention is defined by the appended claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims be included in the present invention. Any reference numeral in a claim should not be regarded as limiting the claim to which it relates.
Claims
1. An insulation layer detection device for a wire harness, comprising a detection table (1), characterized in that: A battery pack (101) is fixedly arranged on one side of the front end of the upper end surface of the detection platform (1), and the two sides of the battery pack (101) are respectively electrically connected to a first connecting line (102) and a second connecting line (104), and a circuit breaker detection light group (103) is arranged on the first connecting line (102). Support columns (2) are fixedly connected to the front and rear ends of both sides of the upper end surface of the detection platform (1), and a wire harness roller shaft (201) is rotatably connected to the upper ends between the front and rear support columns (2), and a wire harness roller (202) is arranged on the wire harness roller shaft (201), and a conductive ring (203) is fixedly connected to the rear end surface of the front end baffle of the wire harness roller (202), and a lifting rod (204) is fixedly connected to the upper ends of the two front support columns (2). The upper end of the telescopic tube (204) is fixedly connected to a telescopic tube (3), the rear end of the telescopic tube (3) is connected to an electrically connected telescopic rod (4), a conductive wire (403) is arranged inside the electrically connected telescopic rod (4), the rear end of the lower end face of the electrically connected telescopic rod (4) is fixedly connected to a connecting plate (402), the middle part of the lower end of the front end face of the connecting plate (402) is fixedly connected to two rotating connecting plates (404), a conductive roller (405) is rotatably connected between the two rotating connecting plates (404), the middle part of the upper end face of the detection platform (1) is fixedly connected to a C-shaped support frame (5), the inner upper end face of the C-shaped support frame (5) is connected to a conductive tube (503), and the middle part of the upper end face of the C-shaped support frame (5) is fixedly connected to a leakage detection lamp group (6).
2. The insulation layer detection device for a wire harness according to claim 1, characterized in that: A telescopic groove (301) is provided inside the telescopic cylinder (3), a spring (302) is provided inside the telescopic groove (301), and one end of the electrically connected telescopic rod (4) is inserted into the telescopic groove (301) and passes through the middle of the spring (302) and is fixedly connected to the limit ring (401).
3. The insulation layer detection device for a wire harness according to claim 2, characterized in that: The front ends of the conductive wires (403) inside the two electrically connected telescopic rods (4) pass through the front end surfaces of the two telescopic cylinders (3) and are electrically connected to the upper ends of the first connecting wire (102) and the second connecting wire (104) respectively.
4. The insulation layer detection device for a wire harness according to claim 1, characterized in that: The middle part of the conductive roller (405) is rotatably connected to a conductive shaft (406); the upper and lower ends of the conductive shaft (406) respectively pass through two rotatable connecting plates (404) and are fixedly connected; the rear end of the conductive wire (403) passes through the rear end of the lower end surface of the electrically connected telescopic rod (4) and is electrically connected to the upper end of the conductive shaft (406); and the front end of the conductive roller (405) is electrically connected to the conductive ring (203) on the wire harness roller (202) in a close-fitting manner.
5. The insulation layer detection device for a wire harness according to claim 1, characterized in that: The inner upper end surface of the C-shaped support frame (5) is provided with a T-shaped slide groove (501), and the inner upper end surface of the T-shaped slide groove (501) is fixedly connected with a conductive plate (502).
6. The insulation layer detection device for a wire harness according to claim 5, characterized in that: A T-shaped slider (504) is fixedly connected to the middle of the upper end of the conductive tube (503), and the T-shaped slider (504) slides into the T-shaped slide groove (501) for active connection, and a conductive rod (505) is fixedly connected to the middle of the inside of the T-shaped slider (504), and the lower end of the conductive rod (505) is electrically connected to the conductive tube (503), and the upper end of the conductive rod (505) extends into the T-shaped slide groove (501) and is fixedly connected to an elastic conductive sheet (506), and the upper end of the elastic conductive sheet (506) is electrically connected to the conductive plate (502) in a close-fitting manner.
7. The insulation layer detection device for a wire harness according to claim 1, characterized in that: The lower end of the leakage detection lamp group (6) is electrically connected to the conductive plate (502) via a third connecting line (601), and a grounding line (602) is fixedly connected to one side of the leakage detection lamp group (6).