CN213780213U

CN213780213U - Grounding resistance tester convenient to measure

Info

Publication number: CN213780213U
Application number: CN202022313038.8U
Authority: CN
Inventors: 王依鸿
Original assignee: Shangqiu Tianzheng Power Engineering Co ltd
Current assignee: Shangqiu Tianzheng Power Engineering Co ltd
Priority date: 2020-10-17
Filing date: 2020-10-17
Publication date: 2021-07-23
Anticipated expiration: 2030-10-17

Abstract

The utility model discloses a ground resistance tester convenient to measure, including the guard box, the mounting groove has been seted up to the guard box bottom, the second spout has been seted up to the mounting groove side, sliding connection has the second slider in the second spout, second spout one end fixedly connected with rack is kept away from to the second slider, the inboard side fixedly connected with motor of mounting groove, the output fixedly connected with pivot of motor, pivot cylinder surface fixed connection has the gear shaft. The utility model discloses in, the motor drives gear shaft and rotates, and the gear shaft drives the gear rack through the meshing effect and reciprocates, can control mounting panel and universal wheel and reciprocate in the mounting groove, when the instrument needs to remove, release the universal wheel, convenient removal, remove and finish can with the universal wheel withdrawal mounting groove in, two sets of kellies can play fine locking effect to guard box and case lid, play fine good paste effect to the instrument.

Description

Grounding resistance tester convenient to measure

Technical Field

The utility model relates to a testing arrangement field especially relates to a ground resistance tester convenient to measure.

Background

The grounding resistance measuring instrument is a resistance measuring device, and is used for measuring the grounding resistance of various devices and the resistance value of a low-resistance conductor in departments of electric power, post and telecommunications, railways, communication, mines and the like; soil resistivity and ground voltage can also be measured. The grounding resistance measuring instrument abandons the traditional manual hand-operated power generation working mode, adopts an advanced medium-large scale integrated circuit, and combines a three-terminal button measuring mode and a four-terminal button measuring mode into a novel grounding resistance measuring instrument by applying a DC/AC conversion technology.

When the existing ground resistance tester is used, the size is large, the ground resistance tester is inconvenient to move when frequent measurement is needed, the moving device is fixed and troublesome, and the internal instrument of the ground resistance tester is precise and is easy to damage due to long-term vibration.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the shortcoming that exists among the prior art, and the ground resistance tester convenient to measure who proposes.

In order to achieve the above purpose, the utility model adopts the following technical scheme: a grounding resistance tester convenient to measure comprises a protection box, wherein the bottom end of the protection box is provided with a mounting groove, the side edge of the mounting groove is provided with a second sliding groove, a second sliding block is connected in the second sliding groove in a sliding mode, one end, far away from the second sliding groove, of the second sliding block is fixedly connected with a gear bar, the inner side edge of the mounting groove is fixedly connected with a motor, the output end of the motor is fixedly connected with a rotating shaft, the outer surface of a cylinder of the rotating shaft is fixedly connected with a gear shaft, and the gear bar and the gear shaft are meshed with each other;

first spout has been seted up to guard box inner wall lower extreme, sliding connection has first slider in the first spout, first spout one end fixedly connected with slide is kept away from to first slider, the slide is through first slider and guard box inner wall sliding connection, slide top end fixedly connected with pillar, the pillar top is provided with the tester body.

As a further description of the above technical solution:

the side edge of the top end of the protection box is provided with a hinge, and the hinge is rotatably connected with a box cover.

As a further description of the above technical solution:

the hinge protection box comprises a box cover and is characterized in that a clamping groove is formed in the upper end face of one side, away from the hinge, of the box cover, the clamping groove is connected with a clamping rod in a clamping mode, a sliding rod is fixedly connected to the bottom end of the clamping rod, a clamping block is fixedly connected to one side, away from the hinge, of the protection box, a through groove is formed in the clamping block, and the sliding rod is connected to the through groove in a sliding mode.

As a further description of the above technical solution:

the bottom end of the inner wall of the protection box is fixedly connected with a spring, and the top end of the spring is fixedly connected to the bottom end of the sliding plate.

As a further description of the above technical solution:

the gear rack bottom fixedly connected with mounting panel, mounting panel bottom fixedly connected with universal wheel.

As a further description of the above technical solution:

the clamping rods and the clamping blocks are arranged in two groups, and the clamping rods and the clamping blocks are located at two ends of one side of the protection box.

As a further description of the above technical solution:

the mounting groove is provided with four groups, the mounting groove is located protective box bottom all around.

As a further description of the above technical solution:

the pillar is provided with four groups, four groups the pillar evenly distributed in the slide top.

The utility model discloses following beneficial effect has:

1. the utility model discloses a gear shaft, rack, mounting panel, universal wheel etc. that set up, the motor drives the gear shaft and rotates, and the gear shaft drives the rack through the meshing and reciprocates, can control mounting panel and universal wheel and reciprocate in the mounting groove, when the instrument needs to remove, releases the universal wheel, and convenient the removal finishes can with the universal wheel withdrawal mounting groove in.

2. The utility model discloses a slide, pillar, spring etc. that set up on arranging the tester body in four group's pillars, through the effect of the sliding action of first slider in first spout and spring, can play fine cushioning effect to protect the instrument internals, be worth wideling popularize.

3. The utility model discloses a kelly, slide bar, fixture block etc. that set up, go into the draw-in groove with the kelly card through the slide action of slide bar in leading to the inslot, two sets of kellies can play fine locking effect to guard box and case lid, play fine guard action to the instrument.

4. The utility model discloses a hinge that sets up can carry out the during operation in needs, with convenient the opening of case lid, whole device simple structure is light, more makes things convenient for the measurement of instrument and the protection to the instrument.

Drawings

Fig. 1 is a schematic structural diagram of a ground resistance tester convenient for measurement according to the present invention;

FIG. 2 is an enlarged view taken at A in FIG. 1;

fig. 3 is an overall schematic view of the ground resistance tester convenient for measurement according to the present invention;

fig. 4 is the utility model provides a ground resistance tester's convenient to measure cooperation picture of two sets of gear shafts and rack.

Illustration of the drawings:

1. a protection box; 2. testing the instrument body; 3. a box cover; 4. a clamping rod; 5. a slide bar; 6. a clamping block; 7. a through groove; 8. mounting grooves; 9. mounting a plate; 10. a universal wheel; 11. a pillar; 12. a slide plate; 13. a spring; 14. a first slider; 15. a hinge; 16. a first chute; 17. a motor; 18. a gear shaft; 19. a rotating shaft; 20. a gear rack; 21. a second chute; 22. a second slider; 23. a clamping groove.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-4, the present invention provides an embodiment: the utility model provides a ground resistance tester convenient to measurement, including guard box 1, mounting groove 8 has been seted up to 1 bottom of guard box, second spout 21 has been seted up to 8 sides of mounting groove, sliding connection has second slider 22 in the second spout 21, second slider 22 keeps away from 21 one end fixedly connected with rack 20 of second spout, the inboard side fixedly connected with motor 17 of mounting groove 8, motor 17's output fixedly connected with

pivot

19, 19 cylinder external surface fixed connection of pivot has gear shaft 18,

rack

20 and 18 intermeshing of gear shaft, motor 17 drives gear shaft 18 and rotates, gear shaft 18 drives rack 20 through the meshing action and reciprocates, can control mounting panel 9 and universal wheel 10 and reciprocate in mounting groove 8, when the instrument needs to remove, push out universal wheel 10, convenient the removal, it can be with in the mounting groove 8 with universal wheel 10 withdrawal after finishing moving.

First spout 16 has been seted up to 1 inner wall lower extreme of guard box, sliding connection has first slider 14 in first spout 16, first slider 14 keeps away from 16 one end fixedly connected with slides 12 of first spout, slide 12 is through

first slider

14 and 1 inner wall sliding connection of guard box, slide 12 top fixedly connected with pillar 11, pillar 11 top is provided with the

tester body

2, 1 top side of guard box is provided with hinge 15, hinge 15 rotates and is connected with case lid 3, arrange the tester body 2 in on four group's pillars 11, through the effect of the slip effect of first slider 14 in first spout 16 and spring 13, can play fine cushioning effect, thereby the inside part of protection instrument, be worth wideling popularize.

The upper end surface of one side of the box cover 3 far away from the hinge 15 is provided with a clamping groove 23, the clamping groove 23 is clamped with a clamping rod 4, the bottom end of the clamping rod 4 is fixedly connected with a sliding rod 5, one side of the protection box 1 far away from the hinge 15 is fixedly connected with a clamping block 6, the inside of the clamping block 6 is provided with a through groove 7, the sliding rod 5 is slidably connected in the through groove 7, the bottom end of the inner wall of the protection box 1 is fixedly connected with a spring 13, the top end of the spring 13 is fixedly connected with the bottom end of a sliding plate 12, the bottom end of a mounting plate 9 is fixedly connected with a universal wheel 10, the bottom end of a gear strip 20 is fixedly connected with the mounting plate 9, the clamping rod 4 and the clamping block 6 are respectively provided with two groups, the two groups of clamping rods 4 and the clamping block 6 are arranged at two ends of one side of the protection box 1, four groups of mounting grooves 8 are arranged at the periphery of the bottom end of the protection box 1, the four groups of supporting columns 11 are uniformly distributed at the top end of the sliding plate 12, the clamping rod 4 is clamped in the clamping groove 23 through the sliding action of the sliding rod 5 in the through groove 7, two sets of kellies 4 can play fine locking effect to guard box 1 and case lid 3, play fine guard action to the instrument, through the hinge 15 that sets up, can carry out the during operation in needs, with the convenient opening of case lid 3, whole device simple structure is light, more makes things convenient for the measurement of instrument and the protection to the instrument.

The working principle is as follows: when using the device to carry out resistance test, open case lid 3 through hinge 15, arrange tester body 2 in on four groups of pillars 11 of protective housing 1, through the effect of the sliding action of first slider 14 in first spout 16 and spring 13, can play fine cushioning effect, when needing to remove the instrument to measuring position, motor 17 drives gear shaft 18 and rotates, gear shaft 18 drives rack 20 through the meshing and reciprocates, control mounting panel 9 reciprocates with universal wheel 10 in mounting groove 8, release convenient the removal with universal wheel 10.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. The utility model provides a ground resistance tester convenient to measure, includes guard box (1), its characterized in that: the protection box is characterized in that a mounting groove (8) is formed in the bottom end of the protection box (1), a second sliding groove (21) is formed in the side edge of the mounting groove (8), a second sliding block (22) is connected in the second sliding groove (21) in a sliding mode, one end, far away from the second sliding groove (21), of the second sliding block (22) is fixedly connected with a gear rack (20), the inner side edge of the mounting groove (8) is fixedly connected with a motor (17), the output end of the motor (17) is fixedly connected with a rotating shaft (19), the cylindrical outer surface of the rotating shaft (19) is fixedly connected with a gear shaft (18), and the gear rack (20) is meshed with the gear shaft (18);

first spout (16) have been seted up to guard box (1) inner wall lower extreme, sliding connection has first slider (14) in first spout (16), first spout (16) one end fixedly connected with slide (12) are kept away from in first slider (14), slide (12) are through first slider (14) and guard box (1) inner wall sliding connection, slide (12) top fixedly connected with pillar (11), pillar (11) top is provided with the tester body (2).

2. A ground resistance tester for facilitating measurement according to claim 1, wherein: hinge (15) are arranged on the side edge of the top end of the protection box (1), and a box cover (3) is rotatably connected to the hinge (15).

3. A ground resistance tester for facilitating measurement according to claim 2, wherein: lid (3) are kept away from hinge (15) one side up end and have been seted up draw-in groove (23), draw-in groove (23) joint has kelly (4), kelly (4) bottom fixedly connected with slide bar (5), hinge (15) one side fixedly connected with fixture block (6) are kept away from in guard box (1), logical groove (7) have been seted up to fixture block (6) inside, slide bar (5) sliding connection is in leading to groove (7).

4. A ground resistance tester for facilitating measurement according to claim 1, wherein: the protection box is characterized in that a spring (13) is fixedly connected to the bottom end of the inner wall of the protection box (1), and the top end of the spring (13) is fixedly connected to the bottom end of the sliding plate (12).

5. A ground resistance tester for facilitating measurement according to claim 1, wherein: the gear rack (20) bottom fixedly connected with mounting panel (9), mounting panel (9) bottom fixedly connected with universal wheel (10).

6. A ground resistance tester for facilitating measurement according to claim 3, wherein: the clamping rod (4) and the clamping block (6) are arranged in two groups, and the clamping rod (4) and the clamping block (6) are arranged at two ends of one side of the protection box (1).

7. A ground resistance tester for facilitating measurement according to claim 1, wherein: four groups of mounting grooves (8) are arranged, and the mounting grooves (8) are located around the bottom end of the protection box (1).

8. A ground resistance tester for facilitating measurement according to claim 1, wherein: four groups of supporting columns (11) are arranged, and the four groups of supporting columns (11) are uniformly distributed at the top end of the sliding plate (12).