Stable and reliable drop-resistant resistance tester

Abstract

The utility model discloses a stable and reliable anti-drop resistance tester, and belongs to the field of resistance testers. A stable and reliable drop-resistant resistance tester of the utility model comprises a fixed base, a sliding groove is arranged on the fixed base, a resistance tester is arranged on the sliding groove, supporting columns are arranged at two ends of the fixed base, the stable and reliable drop-resistant resistance tester further comprises a first telescopic limiting rod base, the first telescopic limiting rod base is arranged on the supporting columns, and a second telescopic limiting rod base is arranged on the first telescopic limiting rod base. A first telescopic limiting rod is arranged on the first telescopic limiting rod base, and a limiting hole is formed in the first telescopic limiting rod base. According to the utility model, the problem that the surface of the resistance tester is possibly damaged and the resistance tester cannot be normally used due to the fact that the resistance tester is directly contacted with the ground when the resistance tester is not provided with a damping and anti-falling structure because the internal parts of the existing resistance tester are relatively precise in design is solved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the field of resistance tester, concretely is a stable reliable anti -drop type resistance tester. BACKGROUND

[0002] Resistance tester, is electrical safety inspection and ground engineering completion acceptance indispensable tool, often be used for testing transformer, motor, mutual inductor etc. DC resistance of equipment, this kind of small and exquisite detection table can measure surface impedance, can also measure ground resistance, wide range of range;

[0003] The Chinese patent with publication number CN220872507U discloses a resistance tester, including the bottom plate, the top of the bottom plate is provided with the embedded groove, the inner side wall of the embedded groove is rotatably installed with the tester body through the transmission rod, the outer wall of the transmission rod is fixedly installed with the gear, through the setting of the positioning mechanism, the tester body and the required guiding and grounding head for testing are placed together, that is, in the embedded groove, when the electric tester is needed to be used, the positioning block can be pulled to drive the positioning rod to move, then the positioning rod drives the rack to move, so that the rack is retracted into the positioning groove and is separated from the contact with the gear, at the same time, the rack exerts pressure on the first spring, at this time, the rotation limiting of the gear and the transmission rod disappears, so that the tester body can be rotated to adjust the observation angle, at the same time, the embedded groove is leaked, so that the wire and the grounding head in the embedded groove can be taken out and assembled, and then the corresponding test is carried out.

[0004] The resistance tester of the above-mentioned patent is relatively precise in internal part design, and if the shock-absorbing and anti-falling structure is not set when it is used, the resistance tester directly contacts the ground due to falling, which may cause damage to the surface of the resistance tester and cannot be normally used. UTILITY MODEL CONTENTS

[0005] The utility model discloses a stable reliable anti -drop type resistance tester, through setting up the fixed base at the lower end of resistance tester, and setting up the sliding slot on the fixed base, the resistance tester is slidably connected with the fixed base through the pulley, the fixed base is provided with the pneumatic shock absorber at the both ends of resistance tester, if the resistance tester falls to the ground, the falling angle is inclined, the resistance tester will slide to the end of the inclined downward due to gravity, until the contact with the pneumatic shock absorber, the pneumatic shock absorber contracts and relieves the reaction force generated when falling, and the resistance tester is avoided from directly contacting the ground, which causes the surface damage of the resistance tester, and the problems in the above-mentioned background technology are solved.

[0006] In order to achieve the above object, the utility model provides the following technical scheme: A stable reliable anti -falling resistance testing instrument, including fixed base, the fixed base is opened with the sliding slot, be provided with resistance testing instrument on the sliding slot, the both ends of fixed base are provided with support column, still include first telescopic limit link base, first telescopic limit link base sets up on the support column, be provided with first telescopic limit link on first telescopic limit link base, be opened with limit hole on first telescopic limit link base, the inner wall of first telescopic limit link is provided with fixed block, be provided with connecting spring on the fixed block, the first limit block is provided with on the connecting spring away from fixed block one end, support column one side is provided with connecting column, be provided with connecting block on the connecting column, be provided with pneumatic shock absorber on the connecting block.

[0007] Preferably, the movable end of the pneumatic shock absorber is provided with a shock pad, and the shock pad is adhesively connected with the pneumatic shock absorber.

[0008] Preferably, the support column is provided with a second telescopic limit link base on the other side away from the connecting column, and the second telescopic limit link base is weldedly connected with the support column.

[0009] Preferably, the support column is provided with a second telescopic limit link base on the other side away from the connecting column, and the second telescopic limit link base is weldedly connected with the support column.

[0010] Preferably, the second telescopic limit link is provided with a second limit block.

[0011] Preferably, the resistance testing instrument is provided with an electronic screen.

[0012] Preferably, the resistance testing instrument is provided with a wiring port.

[0013] Preferably, the resistance testing instrument is provided with a key.

[0014] Compared with the prior art, the utility model has the beneficial effects as follows:

[0015] The utility model discloses a fixed base is provided with the slide groove on the lower end of resistance testing appearance, and the resistance testing appearance is slidably connected with the fixed base through the pulley, and the fixed base is provided with pneumatic shock absorber on both ends of the resistance testing appearance, if the resistance testing appearance falls to the ground, the resistance testing appearance will slide to the end of the inclination due to the gravity when the inclination angle is inclined, until the contact with the pneumatic shock absorber, the pneumatic shock absorber contracts and alleviates the reaction force generated when falling, and the resistance testing appearance is prevented from directly contacting the ground, which causes the surface damage of the resistance testing appearance, and the problem that the resistance testing appearance cannot be normally used due to the surface damage caused by the direct contact between the falling resistance testing appearance and the ground is effectively avoided. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 It is the whole external structure schematic diagram of the utility model;

[0017] Figure 2 It is the whole right view structure schematic diagram of the utility model;

[0018] Figure 3 It is the whole overhead structure schematic diagram of the utility model;

[0019] Figure 4 It is the first telescopic limit link base sectional structure schematic diagram of the utility model.

[0020] In the drawing: 1, fixed base; 2, slide groove; 3, resistance testing appearance; 4, electronic screen; 5, wiring port; 6, button; 7, support column; 8, first telescopic limit link base; 9, first telescopic limit link; 10, limit hole; 11, fixed block; 12, connecting spring; 13, first limit block; 14, connecting column; 15, connecting block; 16, pneumatic shock absorber; 17, shock pad; 18, second telescopic limit link base; 19, second telescopic limit link; 20, second limit block. DETAILED DESCRIPTION

[0021] The technical scheme in the embodiments of the utility model will be described clearly and completely below with the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model and not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by the person skilled in the art without creative work fall within the protection scope of the utility model.

[0022] In order to solve the problem in the prior art that the electronic waste is only crushed by the electronic waste treatment device in the process of treating the electronic waste, but the electronic waste is generally provided with a plastic material, and it is troublesome to separate the metal material fragments from the plastic material fragments in the subsequent treatment, the embodiment provides the following technical scheme:

[0023] A stable and reliable anti-falling resistance tester, comprising a fixed base 1, a sliding groove 2 is formed in the fixed base 1, and a resistance tester 3 is arranged on the sliding groove 2, support columns 7 are arranged at both ends of the fixed base 1, and the resistance tester 3 further comprises a first telescopic limiting rod base 8, a first telescopic limiting rod 9, a limiting hole 10, a fixed block 11, a connecting spring 12, a first limiting block 13, a connecting column 14, a connecting block 15, a pneumatic shock absorber 16, a shock pad 17, a second telescopic limiting rod base 18, a second telescopic limiting rod 19 and a second limiting block 20.

[0024] In the embodiment, please refer to Figures 1-4 The fixed base 1 is arranged at the lower end of the resistance tester 3, the sliding groove 2 is formed in the fixed base 1, the resistance tester 3 is slidably connected with the fixed base 1 through a pulley, the pneumatic shock absorber 16 is arranged at both ends of the resistance tester 3, if the resistance tester 3 falls to the ground, the resistance tester 3 will slide to the end that is inclined downward due to gravity when the falling angle is inclined, until the resistance tester 3 contacts the pneumatic shock absorber 16, the pneumatic shock absorber 16 is contracted to relieve the reaction force generated when falling, and the resistance tester 3 is prevented from directly contacting the ground, so that the surface of the resistance tester 3 is prevented from being damaged, and the first telescopic limiting rod 9 and the second telescopic limiting rod 19 are arranged at the upper end and the front and rear ends of the resistance tester 3 respectively, so that the resistance tester 3 is prevented from sliding from the gap between the support columns 7 and falling to the ground.

[0025] Working principle: the fixed base 1 is arranged at the lower end of the resistance tester 3, the sliding groove 2 is formed in the fixed base 1, the resistance tester 3 is slidably connected with the fixed base 1 through the pulley, the pneumatic shock absorber 16 is arranged at the both ends of the resistance tester 3, if the resistance tester 3 falls to the ground, the falling angle is inclined, the resistance tester 3 will slide to the end of the inclined downward due to gravity, until the pneumatic shock absorber 16 is contacted, the pneumatic shock absorber 16 is contracted to relieve the reaction force generated when falling, and the resistance tester 3 is avoided from directly contacting with the ground, so that the surface of the resistance tester 3 is damaged, and the first telescopic limiting rod 9 and the second telescopic limiting rod 19 are arranged at the upper end and the front and rear ends of the resistance tester 3 respectively, so that the resistance tester 3 can be avoided from sliding from the gap between the supporting columns 7 and falling to the ground.

[0026] It should be noted that the relational terms herein such as first and second and the like are used solely to distinguish one from another entity or action, without necessarily requiring or implying any such actual relationship or order between such entities or actions. Moreover, the terms "comprises", "comprising", or any other variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but can include other elements not expressly listed or inherent to such process, method, article, or apparatus.

[0027] Although the embodiments of the present application have been shown and described, it is to be understood that for the purpose of the present application, the embodiments change, modify, replace, and vary in many ways without departing from the principles and spirit of the present application, and the scope of the present application is defined by the appended claims and their equivalents.

Claims

1. A stable and reliable anti-falling resistance tester, comprising a fixed base (1), a sliding groove (2) is formed on the fixed base (1), a resistance tester (3) is arranged on the sliding groove (2), and support columns (7) are arranged at both ends of the fixed base (1); characterized in that It also includes a first telescopic limiting rod base (8), which is arranged on the support column (7), a first telescopic limiting rod (9) is arranged on the first telescopic limiting rod base (8), a limiting hole (10) is formed on the first telescopic limiting rod base (8), a fixed block (11) is arranged on the inner wall of the first telescopic limiting rod (9), a connecting spring (12) is arranged on the fixed block (11), a first limiting block (13) is arranged on the end of the connecting spring (12) away from the fixed block (11), a connecting column (14) is arranged on one side of the support column (7), a connecting block (15) is arranged on the connecting column (14), and a pneumatic shock absorber (16) is arranged on the connecting block (15).

2. The stable and reliable anti-falling resistance tester according to claim 1, characterized in that: The movable end of the pneumatic shock absorber (16) is provided with a shock pad (17), and the shock pad (17) is adhesively connected with the pneumatic shock absorber (16).

3. The stable and reliable anti-falling resistance tester according to claim 1, characterized in that: The support column (7) is provided with a second telescopic limiting rod base (18) on the other side away from the connecting column (14), and the second telescopic limiting rod base (18) is welded with the support column (7).

4. The stable and reliable anti-falling resistance tester according to claim 3, characterized in that: The second telescopic limiting rod base (18) is provided with a second telescopic limiting rod (19), and the second telescopic limiting rod (19) is in sliding limiting connection with the second telescopic limiting rod base (18).

5. The stable and reliable anti-falling resistance tester according to claim 4, characterized in that: The second telescopic limiting rod (19) is provided with a second limiting block (20).

6. The stable and reliable anti-falling resistance tester according to claim 1, characterized in that: The resistance tester (3) is provided with an electronic screen (4).

7. The stable and reliable anti-falling resistance tester according to claim 1, characterized in that: The resistance tester (3) is provided with a wiring port (5).

8. The stable and reliable anti-falling resistance tester according to claim 1, characterized in that: The resistance tester (3) is provided with a key (6).

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