CN214953798U

CN214953798U - Adjustable ground resistance tester

Info

Publication number: CN214953798U
Application number: CN202121650492.0U
Authority: CN
Inventors: 杜兆云; 邢晓光; 井敏
Original assignee: Shandong Lingyue Intelligent Electric Co ltd
Current assignee: Shandong Lingyue Intelligent Electric Co ltd
Priority date: 2021-07-20
Filing date: 2021-07-20
Publication date: 2021-11-30
Anticipated expiration: 2031-07-20

Abstract

The utility model discloses an adjustable ground resistance tester, the utility model discloses an outer box, the fixed subassembly fixedly connected with top cap of setting is passed through at the top of outer box, first louvre has been seted up to the lateral wall of outer box, the spout has been seted up to the inner wall bottom of outer box, the inside of spout is provided with adjustment mechanism, adjustment mechanism's top fixedly connected with U-shaped backup pad, the inner wall fixedly connected with shock pad of U-shaped backup pad. Adjust the height of U-shaped backup pad in the external box through adjustment mechanism, adjust the carousel through rotating promptly and drive two-way threaded rod and rotate, two regulating blocks can slide in the spout along with the rotation of two-way threaded rod, the rotation takes place at regulating block and fixing base at the both ends of gliding in-process two regulation poles, adjust pole angle itself and change, realize with this that U-shaped backup pad height obtains adjusting, the height of tester body is adjusted, the convenience is according to actual need's high use.

Description

Adjustable ground resistance tester

Technical Field

The utility model relates to an earth resistance tester technical field, concretely relates to adjustable earth resistance tester.

Background

The ground resistance tester is a novel digital ground resistance tester which abandons the traditional manual hand-operated power generation working mode, adopts an advanced large-scale integrated circuit and combines the three-terminal button and four-terminal button measuring modes into one model by applying a DC/AC conversion technology. The device is suitable 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.

The ground resistance tester in the prior art has the advantages that the general functions are simple, the height of the tester cannot be adjusted, and the adaptability to different working conditions is poor; and at the in-process of frequently removing the tester, it is more troublesome, and consume the labour, it is inconvenient to remove, moreover, when observing the tester main part, need bow to squat, it is tired and inconvenient relatively.

It is therefore desirable to provide an adjustable ground resistance tester to address the above problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an adjustable ground resistance tester to solve the current problem that proposes among the above-mentioned background art.

The utility model discloses a realize above-mentioned purpose and specifically adopt following technical scheme:

an adjustable grounding resistance tester comprises an outer box body, the top of the outer box body is fixedly connected with a top cover through a fixed component, the side wall of the outer box body is provided with a first heat dissipation hole, the bottom of the inner wall of the outer box body is provided with a sliding groove, an adjusting mechanism is arranged inside the sliding groove, a U-shaped supporting plate is fixedly connected to the top of the adjusting mechanism, the inner wall of the U-shaped supporting plate is fixedly connected with a shock pad, the top of the shock pad is provided with an inner box body, the bottom of the inner wall of the inner box body is provided with a tester body, the side wall of the inner box body is provided with a second heat dissipation hole, the bottom of the tester body is fixedly connected with a grounding wire, one end of the grounding wire far away from the tester body is fixedly connected with a connecting seat, the bottom of the connecting seat is fixedly connected with a wiring barrel, and the side wall of the wiring barrel is in threaded connection with a fixing bolt.

Further, adjustment mechanism includes two regulating blocks, two regulating block bottom and spout sliding connection, two the top of regulating block all rotates through the spliced pole that sets up to be connected with the regulation pole, two the one end of adjusting the pole and keeping away from the regulating block is rotated through the spliced pole and is connected with the fixing base, the top and the U-shaped backup pad fixed connection of fixing base, the inside of regulating block is run through and threaded connection has two-way threaded rod, the one end of two-way threaded rod is rotated through the bearing that sets up and is connected with outer box, the other end of two-way threaded rod extends to the outside and the fixedly connected with regulation carousel of outer box.

Furthermore, the bottom laminating of outer box has two fixed plates, two the equal fixed mounting in bottom of fixed plate has the universal wheel, two the relative lateral wall of fixed plate is connected with the regulating plate through the first pivot rotation that sets up, the inside of regulating plate is connected with the arm-tie through the second pivot rotation that sets up, the through-hole has been seted up to the inside of arm-tie.

Further, fixed subassembly includes reset spring, reset spring's one end and top cap fixed connection, reset spring's other end fixedly connected with stopper, the lateral wall fixedly connected with inserted bar of stopper, the one end that the stopper was kept away from to the inserted bar is all pegged graft with top cap and outer box.

Further, two regulating blocks are symmetrically distributed on the bidirectional threaded rod.

Further, the outer wall of the U-shaped supporting plate is connected with the inner wall of the outer box body in a sliding mode.

The utility model has the advantages as follows:

1. the utility model discloses a connecting wire section of thick bamboo connects outside ground wire, it fixes to rotate fixing bolt, adjust the height of U-shaped backup pad in the box body through adjustment mechanism, it rotates to drive the two-way threaded rod promptly through rotating the regulation carousel, two regulating blocks can slide in the spout along with the rotation of two-way threaded rod, the rotation takes place at regulating block and fixing base in the both ends of gliding in-process two regulation poles, adjust the angle of pole itself and change, realize the U-shaped backup pad height with this and obtain the regulation, the height of tester body is adjusted, the convenient high use according to actual need, the heat that the tester body produced in the use dispels the heat through second louvre and first louvre, reduce the range of vibrations of tester body through the shock pad.

2. The utility model discloses a first pivot makes fixed plate and regulating plate angle can adjust, makes arm-tie and regulating plate angle can adjust through the second pivot, and the pulling arm-tie drives the regulating plate atress, and then makes the fixed plate atress, drives the outer box through the universal wheel and removes, and simple to use, it is convenient to remove, labour saving and time saving does not account for the space moreover when not using.

Drawings

The present invention will be further explained with reference to the drawings and examples.

FIG. 1 is a schematic view of the perspective structure of the present invention;

FIG. 2 is a schematic view of the left-side perspective structure of the present invention;

fig. 3 is a schematic view of the rear view direction section structure of the present invention;

FIG. 4 is a schematic view of the rear view direction section structure of the adjusting mechanism of the present invention;

fig. 5 is a schematic view of the right-view direction section structure of the fixing component of the present invention.

Reference numerals: 1. a fixing plate; 2. a universal wheel; 3. a first rotating shaft; 4. an adjusting plate; 5. a second rotating shaft; 6. pulling a plate; 7. a through hole; 8. a fixing assembly; 801. inserting a rod; 802. a return spring; 803. a limiting block; 9. a top cover; 10. an outer case; 11. an adjustment mechanism; 111. an adjusting block; 112. adjusting a rod; 113. a fixed seat; 114. a bidirectional threaded rod; 115. adjusting the turntable; 12. a first heat dissipation hole; 13. an inner box body; 14. a shock pad; 15. a U-shaped support plate; 16. a tester body; 17. a ground line; 18. a connecting seat; 19. a wire connecting cylinder; 20. fixing the bolt; 21. a second heat dissipation hole; 22. a chute.

Detailed Description

In the description of the embodiments of the present invention, it should be noted that the terms "inside", "outside", "up", and the like indicate the directions or positional relationships based on the directions or positional relationships shown in the drawings, or the directions or positional relationships that the products of the present invention are conventionally placed when used, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the device or element to which the term refers must have a specific direction, be constructed and operated in a specific direction, and thus, should not be construed as limiting the present invention.

Example 1:

as shown in fig. 1-5, an adjustable ground resistance tester, including an outer box 10, a top cover 9 is fixedly connected to the top of the outer box 10 through a set fixing component 8, a first heat dissipation hole 12 is formed in the side wall of the outer box 10, a sliding groove 22 is formed in the bottom of the inner wall of the outer box 10, an adjusting mechanism 11 is arranged inside the sliding groove 22, a U-shaped supporting plate 15 is fixedly connected to the top of the adjusting mechanism 11, a shock pad 14 is fixedly connected to the inner wall of the U-shaped supporting plate 15, an inner box 13 is arranged at the top of the shock pad 14, a tester body 16 is arranged at the bottom of the inner wall of the inner box 13, a second heat dissipation hole 21 is formed in the side wall of the inner box 13, a ground wire 17 is fixedly connected to the bottom of the tester body 16, a connecting seat 18 is fixedly connected to one end of the ground wire 17 far away from the tester body 16, a wire connecting cylinder 19 is fixedly connected to the bottom of the connecting seat 18, and a fixing bolt 20 is connected to the side wall of the wire cylinder 19 through a thread.

Specifically, the outer wall of the U-shaped support plate 15 is slidably connected to the inner wall of the outer case 10.

In this embodiment, connect outside ground wire through a wiring section of thick bamboo 19, it fixes to rotate fixing bolt 20, adjust the height of U-shaped backup pad 15 in outer box 10 through adjustment mechanism 11, with this height of the interior tester body 16 of box 13 in realizing adjusting, convenient high use according to actual need, the heat that tester body 16 produced in the use dispels the heat through second louvre 21 and first louvre 12, reduce the vibration range of tester body 16 through shock pad 14, conveniently dismantle top cap 9 on the outer box 10 through fixed subassembly 8.

Example 2:

as shown in fig. 4, adjustment mechanism 11 includes two regulating blocks 111, two regulating blocks 111 bottoms and spout 22 sliding connection, the top of two regulating blocks 111 all rotates through the spliced pole that sets up and is connected with regulation pole 112, two one ends that adjust pole 112 kept away from regulating block 111 are rotated through the spliced pole and are connected with fixing base 113, fixing base 113's top and U-shaped backup pad 15 fixed connection, the inside of regulating block 111 runs through and threaded connection has two-way threaded rod 114, the one end of two-way threaded rod 114 rotates through the bearing that sets up with outer box 10 and is connected, the other end of two-way threaded rod 114 extends to the outside and the fixedly connected with regulation carousel 115 of outer box 10.

In particular, two adjusting blocks 111 are symmetrically distributed on the bidirectional threaded rod 114.

In this embodiment, the adjusting dial 115 is rotated to drive the bidirectional threaded rod 114 to rotate, and since the two adjusting blocks 111 are in threaded connection with the bidirectional threaded rod 114, the two adjusting blocks 111 can slide in the sliding groove 22 along with the rotation of the bidirectional threaded rod 114, the two ends of the two adjusting rods 112 rotate at the adjusting blocks 111 and the fixing seat 113 in the sliding process, and the angle of the adjusting rods 112 changes, so that the height of the U-shaped supporting plate 15 is adjusted.

Example 3:

as shown in fig. 1, the bottom of outer box 10 is laminated with two fixed plates 1, the equal fixed mounting in bottom of two fixed plates 1 has universal wheel 2, the relative lateral wall of two fixed plates 1 rotates through the first pivot 3 that sets up and is connected with regulating plate 4, the inside of regulating plate 4 rotates through the second pivot 5 that sets up and is connected with arm-tie 6, through-hole 7 has been seted up to the inside of arm-tie 6.

In this embodiment, make fixed

plate

1 and 4 angularly adjustable of regulating plate through first pivot 3, make arm-

tie

6 and 4 angularly adjustable of regulating plate through second pivot 5, pulling arm-tie 6 drives the 4 atress of regulating plate, and then makes fixed plate 1 atress, drives outer box 10 through universal wheel 2 and removes, and simple to use, it is convenient to remove, labour saving and time saving does not account for the space moreover when not using.

Example 4:

as shown in fig. 5, the fixing assembly 8 includes a return spring 802, one end of the return spring 802 is fixedly connected to the top cover 9, the other end of the return spring 802 is fixedly connected to a limiting block 803, a side wall of the limiting block 803 is fixedly connected to an insertion rod 801, and one end of the insertion rod 801 far away from the limiting block 803 is inserted into both the top cover 9 and the outer box 10.

In this embodiment, through the characteristic that reset spring 802 pulling force is reset, pulling stopper 803 drives inserted bar 801 to move to the outside, when breaking away from outer box 10 of pegging graft, upwards mentions top cap 9 and can dismantle, otherwise, inserts inserted bar 801 into outer box 10 and can fix top cap 9.

Claims

1. An adjustable ground resistance tester comprises an outer box body (10), and is characterized in that the top of the outer box body (10) is fixedly connected with a top cover (9) through a set fixing component (8), the side wall of the outer box body (10) is provided with a first heat dissipation hole (12), the bottom of the inner wall of the outer box body (10) is provided with a sliding groove (22), an adjusting mechanism (11) is arranged inside the sliding groove (22), the top of the adjusting mechanism (11) is fixedly connected with a U-shaped supporting plate (15), the inner wall of the U-shaped supporting plate (15) is fixedly connected with a shock pad (14), the top of the shock pad (14) is provided with an inner box body (13), the bottom of the inner wall of the inner box body (13) is provided with a tester body (16), the side wall of the inner box body (13) is provided with a second heat dissipation hole (21), the bottom of the tester body (16) is fixedly connected with a ground wire (17), one end of the grounding wire (17) far away from the tester body (16) is fixedly connected with a connecting seat (18), the bottom of the connecting seat (18) is fixedly connected with a wiring barrel (19), and the side wall of the wiring barrel (19) is in threaded connection with a fixing bolt (20).

2. The adjustable ground resistance tester of claim 1, the adjusting mechanism (11) comprises two adjusting blocks (111), the bottoms of the two adjusting blocks (111) are connected with the sliding chute (22) in a sliding manner, the tops of the two adjusting blocks (111) are respectively connected with an adjusting rod (112) through a connecting column in a rotating manner, one ends of the two adjusting rods (112) far away from the adjusting blocks (111) are connected with a fixed seat (113) through the connecting column in a rotating manner, the top of the fixed seat (113) is fixedly connected with a U-shaped supporting plate (15), the interior of the adjusting block (111) is penetrated and connected with a bidirectional threaded rod (114) in a threaded manner, one end of the bidirectional threaded rod (114) is rotationally connected with the outer box body (10) through a bearing, the other end of the bidirectional threaded rod (114) extends to the outside of the outer box body (10) and is fixedly connected with an adjusting rotary disc (115).

3. The adjustable ground resistance tester of claim 1, characterized in that two fixed plates (1) are attached to the bottom of the outer box (10), universal wheels (2) are fixedly mounted at the bottoms of the two fixed plates (1), opposite side walls of the two fixed plates (1) are rotatably connected with an adjusting plate (4) through a first rotating shaft (3), the adjusting plate (4) is rotatably connected with a pulling plate (6) through a second rotating shaft (5), and a through hole (7) is formed in the pulling plate (6).

4. The adjustable ground resistance tester of claim 1, characterized in that the fixing assembly (8) comprises a return spring (802), one end of the return spring (802) is fixedly connected with the top cover (9), the other end of the return spring (802) is fixedly connected with a limiting block (803), the side wall of the limiting block (803) is fixedly connected with an insertion rod (801), and one end of the insertion rod (801) far away from the limiting block (803) is inserted into both the top cover (9) and the outer box (10).

5. An adjustable earth resistance tester as claimed in claim 2 characterized in that two of said adjusting blocks (111) are symmetrically distributed on the bidirectional threaded rod (114).

6. An adjustable earth resistance tester as claimed in claim 1 characterised in that the outer wall of the U-shaped support plate (15) is slidably connected to the inner wall of the outer housing (10).