CN213714969U - Flexible cable dynamic deflection test device - Google Patents
Flexible cable dynamic deflection test device Download PDFInfo
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- CN213714969U CN213714969U CN202022496149.7U CN202022496149U CN213714969U CN 213714969 U CN213714969 U CN 213714969U CN 202022496149 U CN202022496149 U CN 202022496149U CN 213714969 U CN213714969 U CN 213714969U
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Abstract
The utility model discloses a flexible cable developments are bent and are tested device, including box, guide pulley, mounting panel, fixing device, circular telegram port and foot support, the box right side is equipped with the high support steelframe, and first guide pulley fixed mounting is in on the left side of box is close to the top position, and second guide pulley fixed mounting is on supporting the steelframe, and third guide pulley and fourth guide pulley are installed on the mounting panel that can control by motor drive, are equipped with the spacing groove with mounting panel looks adaptation on the boxboard, and the rotational speed of motor is adjustable and trigger the counter statistics through infrared probe and twist reverse the number of times, still is equipped with data display module and parameter adjustment module on the box, satisfies the capability test under the different parameters. The utility model discloses simple structure can provide effectual dynamic bending capability test for filling the frequent removal of electric pile cable and using to show the comparatively audio-visual demonstration of test result.
Description
Technical Field
The utility model relates to a cable performance check out test set field especially relates to a flexible cable developments flexure test device.
Background
With the development of society and the progress of science and technology, the environment is damaged more and more, and in order to reduce the influence of petrochemical energy on the environment, especially the emission of fuel vehicles, new energy vehicles of electric and hybrid power are generated and are greatly supported by governments. The cable applied to the electric automobile and other related products is greatly changed from the cable in the original fuel automobile, the performance and the structure of the cable can be changed due to the change of the use requirements, and the original test equipment can not meet the actual requirements; or whether the performance of the cable can meet the design or application requirements cannot be fully verified. In order to ensure that the detection of the cable performance is more targeted and effective, a new charging pile cable dynamic deflection test device is needed to meet the test requirements.
Chinese patent publication No. CN206683973U, published 2017, 11, 28. the name of the invention creation is a device for a wire and cable bending test, and the specific technical scheme of the application is a device for a wire and cable bending test, which comprises a box body, wherein a box body upper cover plate with a guide groove is installed at the top of the box body, a lead screw is installed below the box body upper cover plate, the lead screw is connected with a T-shaped part tray in a matching way, the T-shaped part tray extends out of the guide groove and is fixedly connected with a bending wheel bracket, the T-shaped part tray is connected with the upper cover plate in a sliding way, a fixed bending wheel is installed on the bending wheel bracket, a movable bending wheel is installed on the bending wheel bracket in a height-adjustable way, the movable bending wheel is positioned above the left side of the fixed bending wheel, a left guide wheel bracket with a left guide wheel is installed on the left side of the box body, a right guide wheel bracket with a right guide wheel is installed, The screw rod and the T-shaped part tray form a reciprocating linear motion driving mechanism of the deflection wheel bracket. The disadvantage is that the device is relatively complex.
Disclosure of Invention
An object of the utility model is to solve and lack the test equipment that emulation cable in-service use frequently removed among the prior art, provide a flexible cable developments flexure test device.
The utility model discloses the technical scheme who adopts does: a flexible cable dynamic deflection test device comprises a box body and guide wheels, wherein foot supports are arranged at the bottom of the box body, fixing devices and wiring ports are arranged on box plates on two sides of the box body, and two groups of wiring ports are positioned below the fixing devices; the test cable winds around the first guide wheel, the upper side of the third guide wheel, the lower side of the fourth guide wheel and the second guide wheel in sequence, and the two ends of the test cable are fixed on the two sides of the box body through fixing devices. The bending of the test cable is simulated through the third guide wheel and the fourth guide wheel, the left and right stretching of the test cable is simulated through the horizontal reciprocating movement of the mounting table, and the load of the test cable is simulated through the counterweight. The size of the guide wheel is improved, and the requirement for testing large-size cables is met.
Preferably, the supporting steel frame comprises a left steel frame and a right steel frame, the left steel frame and the right steel frame are arranged on the box plate side by side, a plurality of fixing holes are correspondingly formed in the left steel frame and the right steel frame respectively, two ends of a rotating shaft of the second guide wheel are connected with the fixing holes through fasteners respectively, and the second guide wheel is arranged between the left steel frame and the right steel frame. The height of the second guide wheel is adjusted through the fixing holes at different height positions.
Preferably, the device further comprises a data display module and a parameter adjusting module, wherein the data display module comprises a twisting frequency display, an on-off indicator light, a voltage display and a three-phase current display, and the parameter adjusting module comprises a voltage conversion knob of each phase and a three-phase voltage adjusting knob. The parameter adjusting module meets the test requirements under different conditions, and the data display module displays the test result more visually.
Preferably, the infrared probe trigger counter is electrically connected to the twist count display. The infrared probe trigger counter is formed by combining a transmitting head and a receiving head into an infrared probe, when an object appears in front of the probe, the infrared ray of the transmitting head is reflected to the receiving head, and the probe outputs a pulse to the counter for counting.
Preferably, the two groups of wiring ports are electrically connected with the on-off indicating lamp to indicate the on-off condition of the test cable. When the test cable is disconnected, the power-on indicator lamp is disconnected and is turned off.
Preferably, the parameter adjusting module further comprises a speed adjusting knob capable of adjusting the rotating speed of the motor, the speed adjusting knob is electrically connected with the motor, the horizontal moving speed of the mounting plate is adjusted by adjusting the rotating speed of the motor, horizontal dragging of the test cable is simulated, and the dynamic deflection performance of the test cable under different moving speeds can be detected.
Preferably, the two ends of the test cable respectively extend downwards to form a first part after bypassing the first guide wheel and the fixing device, then extend downwards to form a second part, the binding belt is bound on the first part and the second part, the first part and the second part jointly form a hanging part, and a counterweight is hung on the hanging part for simulating the load of the test cable, so that the binding belt is convenient for technicians to replace and disassemble.
Preferably, the height of the third guide wheel is higher than that of the fourth guide wheel, the test cable is wound into an S shape to simulate the bending of the test cable, and the bending degree of the test cable can be changed by adjusting the sizes of the third guide wheel and the fourth guide wheel.
The utility model discloses the beneficial effect who produces is:
the device can provide an effective dynamic bending performance test for the frequent moving use of the charging pile cable, and is suitable for the verification test of the moving life of the cable;
the guide pulley size and the support steelframe height of this device can be tested according to the size of actual charging pile cable external diameter, and this device has broken the existing equipment and has only been applicable to 6mm simultaneously2The restriction of sinle silk conductor cross-section, novel device can accomplish to fill electric pile cable 2 x 80mm2Testing the conductor of the wire core;
the device triggers the counter to display the test result more intuitively through the on-off display indicator lamp and the infrared probe.
Drawings
Fig. 1 is a schematic diagram of the structure of the present invention.
Fig. 2 is a schematic plan view of the present invention.
Fig. 3 is a schematic side view of the present invention.
Wherein: 1. the device comprises a box body, 2, a data display module, 201, a torsion number display module, 202, an on-off indicator light, 203, a voltage display module, 204, an A-phase current display module, 205, a B-phase current display module, 206, a C-phase current display module, 3, a parameter adjusting module, 301, each phase voltage conversion module, 302, a speed adjusting knob, 303, an A-phase voltage adjusting module, 304, a B-phase voltage adjusting module, 306, a C-phase voltage adjusting module, 4, an installation plate, 5, a first guide wheel, 6, a second guide wheel, 7, a third guide wheel, 8, a fourth guide wheel, 9, a supporting steel frame, 901, a left steel frame, 902, a right steel frame, 903, a fixing hole, 10, a binding belt, 11, a counterweight, 12, a fixing device, 13, a wiring port, 14, a.
Detailed Description
The present invention will be further described with reference to the accompanying drawings. It is to be understood that the embodiments described are only some embodiments of the invention, and not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
The dynamic deflection test is a test method which mainly examines whether a stranded wire of the flexible cable is broken to reduce the electric transmission performance or puncture insulation to reduce the insulation electric performance when the flexible cable is stressed by external mechanical stretching, bending and the like, and whether the insulation is deformed or cracked under the stress action to influence the electric insulation performance of the cable.
As shown in fig. 1 and 2, a flexible cable dynamic deflection test device includes a box 1, guide wheels, a mounting plate 4, a fixing device 12, a power-on port 13, a foot support 15, a supporting steel frame 9, a ribbon 10, and a counterweight 11, where the supporting steel frame 9 is installed on one side of the box 1, the supporting steel frame 9 is installed with a second guide wheel 6, the supporting steel frame 9 includes a left steel frame 901 and a right steel frame 902, the left steel frame 901 and the right steel frame 902 are installed side by side on a box board, a plurality of fixing holes 903 are correspondingly arranged on the left steel frame 901 and the right steel frame 902, two ends of a rotating shaft of the second guide wheel 6 are connected with the fixing holes 903 through fasteners, and the second guide wheel 6 is installed between the left steel frame 901 and the right steel frame 902. The height of the second guide wheel 6 can be adjusted through the fixing holes 903 at different height positions, the first guide wheel 5 is installed on a box plate on one side far away from the supporting steel frame 9, the mounting plate 4 and the limiting groove 14 matched with the mounting plate 4 are installed on the box plate on the top of the box body 1, the infrared detection trigger counter is installed on the inner side of the limiting groove 14, the third guide wheel 7 and the fourth guide wheel 8 are installed on the mounting plate 4, and the height of the third guide wheel 7 is higher than that of the fourth guide wheel 8. Still set up data display module 2 and parameter adjustment module 3 on the front box board, data display module 2 is including turning round number of times display 201, voltage display 203, three-phase current display and on-off pilot lamp 202, and on-off pilot lamp 202 is connected with two sets of wiring ports 12 electricity, turn round number of times display 201 and infrared probe trigger counter electricity and be connected, parameter adjustment module 3 includes that each looks voltage conversion knob 301, three-phase voltage adjust knob and speed adjust knob 302, speed adjust knob 302 is connected with the motor electricity, infrared probe trigger counter is connected with turning round number of times display 201 electricity. The two ends of the test cable respectively extend downwards to form a first part after bypassing the first guide wheel 5 and the fixing device 12, then extend downwards to form a second part, the binding belt 10 is bound on the first part and the second part, the first part and the second part jointly form a hanging part, and the counterweight 11 is hung on the hanging part.
When testing, the type selection of guide pulley is carried out according to the external diameter size of the cable that will detect, the utility model discloses improve the size of guide pulley, support 2 x 80mm2The test of sinle silk conductor, adjust and support 6 to suitable height of second guide pulleys on the steelframe 9, it installs to correspond specification and dimension, the test cable that will detect bypasses first guide pulley 5 in proper order, the upside of third guide pulley 7, the downside and the second guide pulley of fourth guide pulley 8, the fixing device 12 through the 1 left and right sides of box is fixed with the test cable at the both ends of test cable, each sinle silk series connection in cable both ends connects to the wiring port 13 of the left and right sides on, form the route, and utilize ribbon 10 ligature test cable, hang up counter weight 11. The motor drives the mounting plate 4 to horizontally reciprocate, the third guide wheel 7 and the fourth guide wheel 8 which are mounted on the mounting plate 4 horizontally reciprocate along with the guide wheel, the test cable is bent left and right along with an S line along with the guide wheel to circularly reciprocate, if the test cable is broken in the bending process of bending, loading, left and right reciprocating sliding, rotation along with the guide wheel and horizontal movement of the mounting plate 4, the controller can be triggered, the on-off indicator lamp 202 is turned off, the equipment is automatically stopped, the left and right reciprocating movement periods are respectively counted in the operation process and displayed through the twisting frequency display 201, the movement period when the cable is broken in the bending movement is detected, and whether the use requirement of the service life of the cable is met is judged. In the operation process of the device, the speed of the horizontal reciprocating motion of the mounting plate 4 can be adjusted through the speed adjusting knob 302, and the dynamic deflection performance of the test cable under different moving speeds is detected.
Claims (8)
1. A flexible cable dynamic deflection test device comprises a box body (1) and guide wheels, wherein a foot support (15) is arranged at the bottom of the box body (1), fixing devices (12) and wiring ports (13) are respectively arranged on box boards at two sides of the box body (1), the positions of two groups of wiring ports (13) are positioned below the fixing devices (12), it is characterized by also comprising a supporting steel frame (9), a binding belt (10) and a counterweight (11), the supporting steel frame (9) is arranged at one side of the box body (1), a second guide wheel (6) is arranged on the supporting steel frame (9), a first guide wheel (5) is installed on a box plate on one side far away from a supporting steel frame (9), an installation plate (4) and a limit groove (14) matched with the installation plate (4) are installed on the box plate on the top of the box body (1), an infrared detection trigger counter is installed on the inner side of the limit groove (14), and a third guide wheel (7) and a fourth guide wheel (8) are installed on the installation plate (4); the test cable winds around the first guide wheel (5), the upper side of the third guide wheel (7), the lower side of the fourth guide wheel (8) and the second guide wheel (6) in sequence, and the two ends of the test cable are fixed on the two sides of the box body (1) through fixing devices (12).
2. The flexible cable dynamic deflection test device of claim 1, wherein the supporting steel frame (9) comprises a left steel frame (901) and a right steel frame (902), the left steel frame (901) and the right steel frame (902) are installed on the box plate side by side, a plurality of fixing holes (903) are correspondingly formed in the left steel frame (901) and the right steel frame (902) respectively, two ends of a rotating shaft of the second guide wheel (6) are connected with the fixing holes (903) through fasteners respectively, and the second guide wheel (6) is installed between the left steel frame (901) and the right steel frame (902).
3. The flexible cable dynamic deflection test device according to claim 1, further comprising a data display module (2) and a parameter adjusting module (3), wherein the data display module (2) comprises a twisting frequency display (201), an on-off indicator lamp (202), a voltage display (203) and a three-phase current display, and the parameter adjusting module (3) comprises a voltage conversion knob (301) of each phase and a three-phase voltage adjusting knob.
4. The flexible cable dynamic deflection test device of claim 1, wherein the infrared detection trigger counter is electrically connected to the number of twists display (201).
5. The flexible cable dynamic deflection test device of claim 1, wherein both sets of wiring ports (13) are electrically connected to an on-off indicator light (202).
6. The flexible cable dynamic deflection test device according to claim 3, wherein the parameter adjusting module (3) further comprises a speed adjusting knob (302) capable of adjusting the rotation speed of the motor, and the speed adjusting knob (302) is electrically connected with the motor.
7. The flexible cable dynamic deflection test device of claim 1, wherein the two ends of the test cable respectively extend backwards and downwards around the first guide wheel (5) and the fixing device (12) to form a first part and then extend downwards to form a second part, the cable ties (10) are tied on the first part and the second part, the first part and the second part jointly form a hanging part, and the counterweight (11) is hung on the hanging part.
8. A flexible cable dynamic deflection test device according to claim 1, wherein the height of the third guide wheel (7) is higher than the height of the fourth guide wheel (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022496149.7U CN213714969U (en) | 2020-11-02 | 2020-11-02 | Flexible cable dynamic deflection test device |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202022496149.7U CN213714969U (en) | 2020-11-02 | 2020-11-02 | Flexible cable dynamic deflection test device |
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| CN213714969U true CN213714969U (en) | 2021-07-16 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113740683A (en) * | 2021-09-06 | 2021-12-03 | 华中科技大学 | Experimental method for simulating cable space charge under ocean dynamics |
| CN116718949A (en) * | 2023-05-30 | 2023-09-08 | 德维嘉汽车电子系统(无锡)有限公司 | Wire harness test system and test method in electrified state |
| CN117929174A (en) * | 2024-03-22 | 2024-04-26 | 南方珠江科技有限公司 | Wire cable deflection test device with defect alarm |
-
2020
- 2020-11-02 CN CN202022496149.7U patent/CN213714969U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113740683A (en) * | 2021-09-06 | 2021-12-03 | 华中科技大学 | Experimental method for simulating cable space charge under ocean dynamics |
| CN116718949A (en) * | 2023-05-30 | 2023-09-08 | 德维嘉汽车电子系统(无锡)有限公司 | Wire harness test system and test method in electrified state |
| CN116718949B (en) * | 2023-05-30 | 2023-12-08 | 德维嘉汽车电子系统(无锡)有限公司 | Wire harness test system and test method in electrified state |
| CN117929174A (en) * | 2024-03-22 | 2024-04-26 | 南方珠江科技有限公司 | Wire cable deflection test device with defect alarm |
| CN117929174B (en) * | 2024-03-22 | 2024-05-17 | 南方珠江科技有限公司 | Wire cable deflection test device with defect alarm |
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