Lightning protection element test fixing plate

Abstract

The utility model discloses a lightning protection element test fixing plate, which comprises an insulating plate, and a wiring assembly and a supporting assembly arranged on the insulating plate, the wiring assembly is used for connecting a lightning protection element tester, the supporting assembly is used for placing a lightning protection element, the supporting assembly is connected with the wiring assembly through a lead, and when the lightning protection element is arranged on the supporting assembly, the wiring assembly is connected with the supporting assembly. And the metal end is connected with the support assembly to form a test loop. According to the lightning protection element test fixing plate, the lightning protection element can be fast and stable, the position of the lightning protection element can be fixed in the test process, the accuracy and efficiency of the lightning protection element test can be effectively improved, meanwhile, the safety in the test process can be improved, and the electrical accident risk caused by element looseness or poor contact is reduced; and meanwhile, the safety of testers and equipment is ensured.

Description

TECHNICAL FIELD

[0001] The utility model relates to lightning protection component test tool technical field, concretely relates to lightning protection component test fixing plate. BACKGROUND

[0002] With the modernization of railway technical equipment, the lightning protection configuration requirement of equipment is higher, if the characteristic of lightning protection component does not reach the standard, will greatly influence equipment performance and train transportation safety. Therefore, need to detect lightning protection component (voltage-dependent resistor, discharge tube) regularly, whether lightning protection component can work normally and provide protection effectively under lightning environment often depends on the evaluation of lightning protection component performance state, especially for the test of outdoor lightning protection component, needs to test and detect in turn back to the room.

[0003] The current detection mode is: through two test pens connected with lightning protection component tester 5, overlaps on lightning protection component, turns on loop to measure. Among them, as shown in Figure 1 The discharge tube a is cylindrical as a whole, when testing the discharge tube a, needs to test the performance of both end parts, therefore, needs to change test pen back and forth in the testing process, the operation is tedious, and is easy to mis-touch test metal part. The voltage-dependent resistor b is columnar structure with boss in the middle as a whole, when testing the voltage-dependent resistor b, due to the particularity of its structure, the shaking in testing is easy to cause poor contact of test pen, and the data test is inaccurate. Under the detection mode, must be two people operation, one person tests, and one person fills record card, and the operation is inconvenient. SUMMARY

[0004] In view of the above problem, the utility model provides a lightning protection component test fixing plate, installs lightning protection component on it, can ensure that lightning protection component keeps stable position in the testing process, will not affect test result due to shaking or displacement, improves the efficiency and accuracy of lightning protection component test, and ensures the safety and reliability of testing process.

[0005] Specifically, the utility model is realized as follows:

[0006] A lightning protection component test fixing plate, comprising:

[0007] An insulating plate;

[0008] A wiring assembly arranged on the insulating plate and used for connecting a lightning protection component tester;

[0009] A supporting assembly arranged on the insulating plate and used for placing a lightning protection component, wherein the supporting assembly is connected with the wiring assembly through a wire, and when the lightning protection component is placed on the supporting assembly, a metal end of the lightning protection component is connected with the supporting assembly to form a test loop.

[0010] Further, the supporting assembly comprises a first supporting member, a second supporting member and a third supporting member.

[0011] The wiring assembly comprises a first wiring contact and a second wiring contact;

[0012] The first wiring contact is connected with the second support wire, and the first support and the third support are respectively connected with the second wiring contact through wires.

[0013] Further, a first switch is arranged between the first support and the second wiring contact, and a second switch is arranged between the third support and the second wiring contact.

[0014] Further, the first support, the second support and the third support are all provided with a placing groove at the top.

[0015] The working principle of the utility model:

[0016] Test the discharge tube a:

[0017] Place the discharge tube a on the support assembly, and place its two ends on the first support 31 and the third support 33, and place the middle part on the second support 32, then disconnect the first switch 41 and the second switch 42, so that the test circuit is in the disconnected state, then the two wire clamps of the lightning protection element tester 5 clamp the first wiring contact 21 and the second wiring contact 22 respectively, after the connection is completed, the lightning protection element tester 5, the first wiring contact 21, the first support 31, the second support 32, the third support 33, the first switch 41, the second switch 42 and the second wiring contact 22 form two detection circuits, which are used for detecting the two ends of the discharge tube a respectively, the first switch 41 and the second switch 42 are in parallel, the on-off of the two parallel lines is controlled through the first switch 41 and the second switch 42, and then the performance of the discharge tube a at both ends is tested through the lightning protection element tester 5.

[0018] Test the pressure sensitive resistor b:

[0019] Place the pressure sensitive resistor b on the support assembly, and place its two ends on the first support 31 and the second support 32, or the second support 32 and the third support 33, then disconnect the corresponding switch, so that the test circuit is in the disconnected state, then clamp the first wiring contact 21 and the second wiring contact 22 with the two wire clamps of the lightning protection element tester 5 respectively, after the connection is completed, a test circuit is formed, the on-off of the test circuit is controlled through the switch, and then the performance is tested through the lightning protection element tester 5.

[0020] Compared with the prior art, the utility model has the advantages of:

[0021] (1) The lightning protection element test fixing plate can realize the rapid and stable lightning protection element, ensure that the lightning protection element is fixed in the test process, and effectively improve the accuracy and efficiency of the lightning protection element test.

[0022] (2) In the lightning protection element test process, the lightning protection element can be provided with certain protection, avoiding the problem of damaging the element due to accidental collision or improper operation in the test process under the existing test method.

[0023] (3) The safety in the test process can be improved, the risk of electrical accidents caused by loose elements or poor contact is reduced, and the safety of the test personnel and equipment is ensured. BRIEF DESCRIPTION OF DRAWINGS

[0024] Figure 1 is a schematic diagram of the structure of a lightning protection element, wherein a is a discharge tube, and b is a pressure-sensitive resistor;

[0025] Figure 2 is a schematic diagram of the structure of the lightning protection element test fixing plate in Example 1;

[0026] Figure 3 is a schematic diagram of the structure of the lightning protection element test fixing plate in Example 1 for testing the discharge tube;

[0027] Figure 4 is a schematic diagram of the circuit principle for testing the discharge tube in Example 1;

[0028] Figure 5 is a schematic diagram of the structure of the lightning protection element test fixing plate in Example 1 for testing the pressure-sensitive resistor;

[0029] Figure 6 is a schematic diagram of the circuit principle for testing the pressure-sensitive resistor in Example 1.

[0030] REFERENCE NUMERALS:

[0031] 1-insulating plate; 21-first wiring contact; 22-second wiring contact; 31-first support; 32-second support; 33-third support; 41-first switch; 42-second switch; 5-lightning protection element tester; a-discharge tube; b-pressure-sensitive resistor. DETAILED DESCRIPTION

[0032] The utility model will be further described in detail through specific embodiments combined with the drawings.

[0033] Example 1

[0034] As Figure 2As shown, the embodiment provides a lightning protection element test fixing plate, which comprises: an insulating plate 1, a wiring assembly and a support assembly, the insulating plate 1 serves as a basic support, the support assembly is arranged on the insulating plate 1 and comprises: a first support 31, a second support 32 and a third support 33, which have the same structure and are arranged in a row, and the spacing is adjusted according to the size of the lightning protection element. The top of each of the three supports is provided with a placing groove for placing the lightning protection element. In this embodiment, the top opening of the first support 31, the second support 32 and the third support 33 is slightly smaller than the size of the end of the lightning protection element. After the lightning protection element is placed, the first support 31, the second support 32 and the third support 33 can be used to clamp the lightning protection element, thereby ensuring the stability of the lightning protection element.

[0035] Further, the wiring assembly comprises: a first wiring contact 21 and a second wiring contact 22, the first wiring contact 21 and the second wiring contact 22 are respectively connected with the lightning protection element tester 5 through two wire clamps, the first wiring contact 21 is connected with the second support 32 through a wire, the first support 31 and the third support 33 are connected with the second wiring contact 22 through a wire, a first switch 41 is arranged between the first support 31 and the second wiring contact 22, and a second switch 42 is arranged between the third support 33 and the second wiring contact 22, thereby forming a parallel relationship between the two.

[0036] As shown, Figures 3-4 When the FC-2G lightning protection element tester 5 is used to test the discharge tube a, the discharge tube a is placed on the support assembly, the two ends of the discharge tube a are placed on the first support 31 and the third support 33, and the middle part of the discharge tube a is placed on the second support 32. The two wire clamps of the lightning protection element tester 5 are used to clamp the first wiring contact 21 and the second wiring contact 22 respectively. After the connection is completed, the detection circuit shown in Figure 4 is formed. The first switch 41 and the second switch 42 are in parallel, the on-off of the two parallel lines is controlled through the first switch 41 and the second switch 42, and then the two ends of the discharge tube a are tested through the lightning protection element tester 5. The record table of a batch of discharge tube a tests is shown in Table 1.

[0037]

[0038] Table 1

[0039] As shown, Figures 5-6 When the FC-2G lightning protection element tester 5 is used to test the discharge tube a, the discharge tube a is placed on the support assembly, the two ends of the discharge tube a are placed on the first support 31 and the third support 33, and the middle part of the discharge tube a is placed on the second support 32. The two wire clamps of the lightning protection element tester 5 are used to clamp the first wiring contact 21 and the second wiring contact 22 respectively. After the connection is completed, the detection circuit shown inFigure 6 The test circuit shown, in turn, through the lightning protection element tester 5 to achieve the test of the both ends of the voltage-dependent resistor b. The record table of a batch of voltage-dependent resistor b test is shown in Table 2 as follows:

[0040]

[0041] Table 2

[0042] The above application of specific examples to the utility model is described, just for help to understand the utility model, and not to limit the utility model. For the skilled person in the art to which the utility model belongs, according to the idea of the utility model, a number of simple deductions, deformation or substitution can be made.

Claims

1. A test mounting plate for lightning protection components, characterized in that, include: Insulating board (1); A wiring assembly is provided on the insulating plate (1) for connecting to the lightning protection component tester (5). A support assembly is provided on the insulating plate (1) for placing lightning protection components. The support assembly is connected to the wiring assembly by a wire. When the lightning protection component is placed on the support assembly, its metal end is connected to the support assembly to form a test circuit.

2. The lightning protection component test fixing plate as described in claim 1, characterized in that, The support components include: a first support member (31), a second support member (32), and a third support member (33); The wiring assembly includes: a first wiring contact (21) and a second wiring contact (22); The first wiring contact (21) is connected to the second support member (32) by a wire, and the first support member (31) and the third support member (33) are respectively connected to the second wiring contact (22) by wires.

3. The lightning protection component test fixing plate as described in claim 2, characterized in that, A first switch (41) is provided between the first support member (31) and the second wiring contact (22), and a second switch (42) is provided between the third support member (33) and the second wiring contact (22).

4. The lightning protection component test fixing plate as described in claim 2 or 3, characterized in that, The top of the first support member (31), the second support member (32) and the third support member (33) are all provided with placement grooves.

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