CN219085026U

CN219085026U - Electric detonator resistance tester with accurate measurement

Info

Publication number: CN219085026U
Application number: CN202223369468.7U
Authority: CN
Inventors: 马征宇
Original assignee: Shangluo University
Current assignee: Shangluo University
Priority date: 2022-12-15
Filing date: 2022-12-15
Publication date: 2023-05-26
Anticipated expiration: 2032-12-15

Abstract

The utility model discloses an electric detonator resistance tester with accurate measurement, which comprises a tester, wherein a display screen is fixedly arranged at the front part of the left end of the tester, two connecting wires are fixedly arranged at the rear part of the left end of the tester, measuring rods are fixedly arranged at the left ends of the two connecting wires, a mounting assembly is fixedly arranged between the two measuring rods, a fixing assembly is fixedly arranged at the upper end of the tester, the fixing assembly comprises a fixing block, and a mounting block is fixedly arranged at the front part of the upper end of the fixing block. According to the utility model, through the fixed assembly, a user pulls the sliding block to slide in the sliding groove, then the resistor to be tested is placed in the mounting hole, the first spring pushes the sliding block to drive the second rubber block to extrude the first rubber block, and the resistor to be tested is fixed between the second rubber block and the first rubber block, so that the accuracy of detected data can be ensured, and the fixing of workers is facilitated.

Description

Electric detonator resistance tester with accurate measurement

Technical Field

The utility model relates to the technical field of resistance testers, in particular to an electric detonator resistance tester with accurate measurement.

Background

The electric detonator resistance tester consists of an analog-to-digital conversion circuit, a Liquid Crystal Display (LCD), a decimal point driving circuit and a battery voltage deficiency indicating circuit, a range conversion judging circuit and a range conversion control circuit.

However, the conventional electric detonator resistance tester is inconvenient for a tester to perform fixed test on the electric detonator resistance during use, so that the measured value is not accurate enough due to the fact that the resistor contacts foreign objects during test, and the measured test rod is inconvenient for a worker to use, so that the difficulty of detection is increased, and therefore, the electric detonator resistance tester with accurate measurement is urgently needed at present.

Disclosure of Invention

The utility model mainly aims to provide an electric detonator resistance tester with accurate measurement, which can effectively solve the problems in the background technology.

In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows:

the utility model provides a measure accurate electric detonator resistance tester, includes the tester, the front portion of left end of tester is fixed mounting has the display screen, the rear portion of left end of tester is fixed mounting has two connecting wires, two the left end of connecting wire is fixed mounting has the measuring stick, fixed mounting has the installation component between two the measuring stick, the upper end fixed mounting of tester has fixed subassembly;

the fixed subassembly includes the fixed block, and the anterior fixed mounting of upper end of fixed block has the installation piece, the upper end middle part fixed mounting of installation piece has first rubber piece, the spout has been seted up to the upper end of fixed block, the inside slidable mounting of spout has the slider, the upper end fixed mounting of slider has the second rubber piece, the rear end of slider just is located the inside fixed mounting of spout and has first spring, the same mounting hole has all been seted up to the opposite face of first rubber piece and second rubber piece.

Preferably, the installation component includes first installation cover and second installation cover, the surface fixed mounting of first installation cover has the U-shaped piece, the surface fixed mounting of second installation cover has the connecting rod, the connecting rod rotates the inside of installing at the U-shaped piece, fixed mounting has the second spring between first installation cover and the second installation cover.

Preferably, the fixed block is fixedly arranged at the upper end of the tester, and the two mounting holes can be combined to form a complete circle.

Preferably, the first mounting cover and the second mounting cover are two-thirds round, and the two measuring rods are respectively and fixedly arranged in the first mounting cover and the second mounting cover.

Preferably, the second mounting cover is rotatably connected with the first mounting cover through a connecting rod and a U-shaped block.

Preferably, an included angle of sixty degrees is formed between the first mounting cover and the second mounting cover.

Compared with the prior art, the utility model has the following beneficial effects:

1. through the fixed subassembly that sets up, the user pulls the slider and slides inside the spout, then places the inside of mounting hole with the resistance that needs the test, and first spring promotes the slider and drives the first rubber piece of second rubber piece extrusion, fixes the resistance that needs the test between second rubber piece and first rubber piece, not only can guarantee the accuracy of the data that detects, also makes things convenient for the staff to fix moreover.

2. Through the installation component that sets up, hold two measuring bars and detect the resistance that needs to detect, but extrusion first installation cover and second installation cover to drive the U-shaped piece and rotate in the connecting rod, the second spring bounce-back keeps the angle between first installation cover and the second installation cover, thereby more facilitate the user detects according to the resistance of different length, and more convenient staff's hand detects, also conveniently adjusts the angle between the measuring stick and detects.

Drawings

FIG. 1 is a schematic diagram of the overall structure of an electric detonator resistance tester with accurate measurement according to the present utility model;

FIG. 2 is a schematic diagram of a fixing assembly of an electric detonator resistance tester with accurate measurement according to the present utility model;

FIG. 3 is a schematic view of the overall structure of a mounting assembly in an electric detonator resistance tester with accurate measurement according to the present utility model;

FIG. 4 is a schematic diagram of a connection structure of a mounting assembly in an electric detonator resistance tester with accurate measurement according to the present utility model.

In the figure: 1. a tester; 2. a fixing assembly; 21. a fixed block; 22. a mounting block; 23. a first rubber block; 24. a second rubber block; 25. a slide block; 26. a first spring; 27. a mounting hole; 28. a chute; 3. a display screen; 4. a connecting wire; 5. a measuring rod; 6. a mounting assembly; 61. a first mounting cover; 62. a second spring; 63. a U-shaped block; 64. a connecting rod; 65. and a second mounting cover.

Detailed Description

The utility model is further described in connection with the following detailed description, in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the utility model easy to understand.

In the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific direction, be configured and operated in the specific direction, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "provided," "connected," and the like are to be construed broadly, and may be fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to specific circumstances.

As shown in fig. 1-4, an electric detonator resistance tester with accurate measurement comprises a tester 1, wherein a display screen 3 is fixedly arranged at the front part of the left end of the tester 1, two connecting wires 4 are fixedly arranged at the rear part of the left end of the tester 1, measuring rods 5 are fixedly arranged at the left ends of the two connecting wires 4, a mounting component 6 is fixedly arranged between the two measuring rods 5, and a fixing component 2 is fixedly arranged at the upper end of the tester 1;

the fixed subassembly 2 includes fixed block 21, the anterior fixed mounting of upper end of fixed block 21 has installation piece 22, the upper end middle part fixed mounting of installation piece 22 has first rubber piece 23, spout 28 has been seted up to the upper end of fixed block 21, the inside slidable mounting of spout 28 has slider 25, the upper end fixed mounting of slider 25 has second rubber piece 24, the rear end of slider 25 just is located the inside fixed mounting of spout 28 has first spring 26, the same mounting hole 27 has all been seted up to the opposite face of first rubber piece 23 and second rubber piece 24, the resistance of first rubber piece 23 has the non-conductive effect can be so that the test does not contact the foreign object when the test, thereby can increase the accuracy of test data.

The fixed block 21 is fixedly installed at the upper end of the tester 1, and the two mounting holes 27 can be combined to form a complete circle, and the circle can be used for conveniently fixing a fixed resistor needing clamping.

The installation component 6 includes first installation cover 61 and second installation cover 65, the surface fixed mounting of first installation cover 61 has U-shaped piece 63, the surface fixed mounting of second installation cover 65 has connecting rod 64, connecting rod 64 rotates the inside of installing at U-shaped piece 63, fixed mounting has second spring 62 between first installation cover 61 and the second installation cover 65, extrude first installation cover 61 and second installation cover 65, thereby drive U-shaped piece 63 and rotate in connecting rod 64, second spring 62 rebound keeps the angle between first installation cover 61 and the second installation cover 65, thereby more the convenience of customers detects according to the resistance of different length.

The first mounting cover 61 and the second mounting cover 65 are two-thirds circular, and the two measuring rods 5 are respectively and fixedly arranged in the first mounting cover 61 and the second mounting cover 65, and the first mounting cover 61 and the second mounting cover 65 are two-thirds circular and can keep the measuring rods 5 fixed and not to fall off.

The second mounting cover 65 is rotatably connected to the first mounting cover 61 through a connecting rod 64 and a U-shaped block 63, and the second mounting cover 65 and the first mounting cover 61 can be rotated to adjust the angle.

The first mounting cover 61 and the second mounting cover 65 form a sixty-degree included angle, so that the angle can be automatically adjusted according to the requirement of a user, and the sixty-degree included angle is more convenient for the user to grasp.

It should be noted that, in the present utility model, when the electric detonator resistance tester is used, a user pulls the sliding block 25 to slide in the sliding groove 28, then the user places the resistance to be tested in the installation hole 27, the first spring 26 pushes the sliding block 25 to drive the second rubber block 24 to squeeze the first rubber block 23, the resistance to be tested is fixed between the second rubber block 24 and the first rubber block 23, then the user holds the two measuring rods 5 to detect the resistance to be detected, the user can squeeze the first installation cover 61 and the second installation cover 65, thereby driving the U-shaped block 63 to rotate in the connecting rod 64, and the second spring 62 rebounds to maintain the angle between the first installation cover 61 and the second installation cover 65, so that the user can more conveniently detect the resistance according to different lengths.

The foregoing has shown and described the basic principles and main features of the present utility model and the advantages of the present utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a measure accurate electric detonator resistance tester, includes tester (1), its characterized in that: the front part of the left end of the tester (1) is fixedly provided with a display screen (3), the rear part of the left end of the tester (1) is fixedly provided with two connecting wires (4), the left ends of the two connecting wires (4) are fixedly provided with measuring rods (5), a mounting assembly (6) is fixedly arranged between the two measuring rods (5), and the upper end of the tester (1) is fixedly provided with a fixing assembly (2);

the fixing assembly (2) comprises a fixing block (21), an installation block (22) is fixedly installed at the front part of the upper end of the fixing block (21), a first rubber block (23) is fixedly installed at the middle part of the upper end of the installation block (22), a sliding groove (28) is formed in the upper end of the fixing block (21), a sliding block (25) is slidably installed in the sliding groove (28), a second rubber block (24) is fixedly installed at the upper end of the sliding block (25), a first spring (26) is fixedly installed at the rear end of the sliding block (25) and located in the sliding groove (28), and the same installation holes (27) are formed in the opposite surfaces of the first rubber block (23) and the second rubber block (24).

2. The electrical detonator resistance test meter of claim 1 wherein: the installation component (6) includes first installation cover (61) and second installation cover (65), the surface fixed mounting of first installation cover (61) has U-shaped piece (63), the surface fixed mounting of second installation cover (65) has connecting rod (64), connecting rod (64) rotate the inside of installing at U-shaped piece (63), fixed mounting has second spring (62) between first installation cover (61) and second installation cover (65).

3. The electrical detonator resistance test meter of claim 1 wherein: the fixed block (21) is fixedly arranged at the upper end of the tester (1), and the two mounting holes (27) can be combined to form a complete circle.

4. A measurement accurate electric detonator resistance tester as claimed in claim 2 wherein: the first mounting cover (61) and the second mounting cover (65) are two-thirds round, and the two measuring rods (5) are fixedly arranged in the first mounting cover (61) and the second mounting cover (65) respectively.

5. The electrically accurate detonator resistance test meter of claim 4 wherein: the second mounting cover (65) is rotatably connected with the first mounting cover (61) through a connecting rod (64) and a U-shaped block (63).

6. The electrical detonator resistance test meter of claim 5 wherein: an included angle of sixty degrees is formed between the first mounting cover (61) and the second mounting cover (65).