CN215641514U - Earth ground net ground resistance tester - Google Patents
Earth ground net ground resistance tester Download PDFInfo
- Publication number
- CN215641514U CN215641514U CN202023046334.2U CN202023046334U CN215641514U CN 215641514 U CN215641514 U CN 215641514U CN 202023046334 U CN202023046334 U CN 202023046334U CN 215641514 U CN215641514 U CN 215641514U
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- fixedly connected
- resistance tester
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- hole
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- 230000001681 protective effect Effects 0.000 claims abstract description 25
- 238000005096 rolling process Methods 0.000 claims abstract description 12
- 238000007789 sealing Methods 0.000 claims description 5
- 239000012528 membrane Substances 0.000 claims description 2
- 238000012360 testing method Methods 0.000 abstract description 11
- 230000000903 blocking effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 238000001125 extrusion Methods 0.000 description 2
- 238000005286 illumination Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
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Abstract
The utility model relates to the technical field of resistance testing equipment, and discloses a ground net ground resistance tester, which comprises a protective box and a resistance tester body, wherein a rectangular through hole is formed in the side wall of the bottom end of the protective box, a side plate is movably connected to the hole wall of the rectangular through hole, a telescopic rod is fixedly connected to the inner wall of the side plate, the side wall of the telescopic rod is fixedly connected with the inner wall of the protective box, a rolling bearing is fixedly connected to the outer wall of the moving end of the telescopic rod, a rotating rod is fixedly connected to the outer wall of the rolling bearing, and a U-shaped block is fixedly connected to the rod wall of the rotating rod. The ground network ground resistance tester has the solar charging function, can ensure the resistance tester to work continuously outdoors, improves the continuous reliability of the use of the resistance tester, can ensure the progress of the test work, can also have the buffer function, and simultaneously improves the safety of the transportation and the movement of the resistance tester.
Description
Technical Field
The utility model relates to the technical field of resistance testing equipment, in particular to a ground grid grounding resistance tester.
Background
The earth network grounding resistance tester is suitable for testing power frequency grounding impedance, contact voltage, step voltage, and other power frequency characteristic parameters of various grounding devices and soil resistivity. The instrument adopts the pilot frequency anti-interference technology, and can accurately measure the data under the power frequency of 50Hz in the strong interference environment. The maximum test current is 50A, the potential of the grounding device is not too high during testing, and the grounding device has extremely strong anti-interference capability, so that the measurement can be carried out without power failure.
The current earth mat ground resistance tester has the puzzlement of lack of electricity when using for a long time outdoors, leads to earth mat ground resistance tester to be unable to use because of the power supply is not enough to influence the continuous reliability that earth mat ground resistance tester used, influence test work's progress simultaneously.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the problems that the ground network ground resistance tester cannot be used due to insufficient power supply, the continuous reliability of the ground network ground resistance tester is influenced, and the test working progress is influenced in the prior art because the ground network ground resistance tester has the trouble of electricity shortage when being used outdoors for a long time.
In order to achieve the purpose, the utility model adopts the following technical scheme:
a ground net ground resistance tester comprises a protective box and a resistance tester body, wherein a rectangular through hole is formed in the side wall of the bottom end of the protective box, a side plate is movably connected to the hole wall of the rectangular through hole, a telescopic rod is fixedly connected to the inner wall of the side plate, the side wall of the telescopic rod is fixedly connected with the inner wall of the protective box, a rolling bearing is fixedly connected to the outer wall of the moving end of the telescopic rod, a rotating rod is fixedly connected to the outer wall of the rolling bearing, a U-shaped block is fixedly connected to the rod wall of the rotating rod, round holes are formed in the outer walls of the two sides of the U-shaped block, a screw rod is movably connected to the hole wall of each round hole, threaded cylinders are respectively in threaded connection with the outer walls of the screw rods, a fixed block is fixedly connected to the outer wall of each fixed block, a solar cell panel is fixedly connected to the outer wall of each fixed block, and a storage battery and a charge-discharge controller are fixedly connected to the lower surface of the resistance tester body, the equal fixedly connected with buffer gear in lower surface four corners department of protective housing, the common fixedly connected with braces of bottom both sides outer wall of protective housing.
Preferably, the buffer mechanism comprises a cylinder fixedly connected with the lower surface of the protective box, a round hole is formed in the lower surface of the cylinder, a supporting rod is movably connected to the hole wall of the round hole, a blocking ring is fixedly sleeved at the top end of the supporting rod, a sealing sleeve is fixedly sleeved on the outer wall of the blocking ring, and the outer wall of the sealing sleeve is movably connected with the inner wall of the cylinder.
Preferably, the lower surfaces of the support rods are fixedly connected with support blocks.
Preferably, the outer wall of the side plate is fixedly connected with a pulling block, and the side wall of the side plate is fixedly sleeved with a rubber film.
Preferably, the lower surface of the solar cell panel is fixedly connected with a sponge block.
Preferably, the rod wall of the rotating rod is movably sleeved with a rubber sleeve, and the inner wall of the rubber sleeve is fixedly connected with the outer wall of the rolling bearing.
Compared with the prior art, the utility model provides a ground grid grounding resistance tester, which has the following beneficial effects:
1. the ground net ground resistance tester is provided with a solar cell panel, a charge-discharge controller and a storage battery, when the ground net ground resistance tester is used outdoors, a side plate is pulled open by a pulling block, the side plate drives a telescopic rod to extend out, the telescopic rod extends out the solar cell panel, then the solar cell panel is turned up by a screw rod, the angle of the solar cell panel is adjusted by rotating a rotating rod, the solar cell panel can receive illumination, then the solar cell panel is fixed by a rotating thread cylinder, then the electric energy converted by the solar cell panel is conveyed into the storage battery by the charge-discharge controller to be stored, meanwhile, the storage battery supplies power to the ground net ground resistance tester to ensure that the ground net ground resistance tester can normally work, the ground net ground resistance tester has the solar charging function by the mechanism, and can continuously work outdoors, the continuous reliability of the earth network grounding resistance tester is improved, and the progress of the test work can be guaranteed.
2. This ground net ground resistance tester, through being provided with the bracing piece, seal cover and drum, place when the ground net ground resistance tester jolts in the automobile transportation, ground net ground resistance tester promotes the drum and moves down, the drum moves down relative seal cover and bracing piece extrusion air and produces the resistance, and the resistance can cushion the jolt impact that ground net ground resistance tester received, avoid ground net ground resistance tester to be jolted damaged, this structure makes ground net ground resistance tester have buffer function, improve its protective capacities, the security of ground net ground resistance tester transportation has been improved.
The utility model ensures that the ground network grounding resistance tester has the solar charging function, ensures that the resistance tester can continuously work outdoors, improves the continuous reliability of the use of the resistance tester, can ensure the progress of the test work, also ensures that the ground network grounding resistance tester has the buffer function, and simultaneously improves the safety of the transportation and the movement of the resistance tester.
Drawings
Fig. 1 is a schematic structural diagram of a ground grid ground resistance tester according to the present invention;
fig. 2 is a schematic structural diagram of a part a of a ground grid ground resistance tester according to the present invention.
In the figure: the device comprises a protective box 1, a resistance tester body 2, a side plate 3, a telescopic rod 4, a rolling bearing 5, a rotating rod 6, a U-shaped block 7, a screw rod 8, a buffer mechanism 9, a cylinder 91, a supporting rod 92, a baffle ring 93, a sealing sleeve 94, a threaded cylinder 10, a fixed block 11, a solar cell panel 12, a storage battery 13, a charging and discharging controller 14, a strap 15, a supporting block 16, a pulling block 17, a sponge block 18 and a rubber sleeve 19.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
Referring to fig. 1-2, a ground grid ground resistance tester comprises a protective box 1 and a resistance tester body 2, wherein a rectangular through hole is formed in the side wall of the bottom end of the protective box 1, a side plate 3 is movably connected to the hole wall of the rectangular through hole, a telescopic rod 4 is fixedly connected to the inner wall of the side plate 3, the side wall of the telescopic rod 4 is fixedly connected with the inner wall of the protective box 1, a rolling bearing 5 is fixedly connected to the outer wall of the moving end of the telescopic rod 4, a rotating rod 6 is fixedly connected to the outer wall of the rolling bearing 5, a U-shaped block 7 is fixedly connected to the rod wall of the rotating rod 6, round holes are formed in the outer walls of two sides of the U-shaped block 7, a screw 8 is movably connected to the hole wall of the round hole, threaded cylinders 10 are respectively in threaded connection with the outer walls of the screw 8, a fixed block 11 is fixedly connected to the outer wall of the fixed block 11, a solar cell panel 12 is fixedly connected to the outer wall of the fixed block 11, a storage battery 13 and a charge-discharge controller 14 are fixedly connected to the lower surface of the resistance tester body 2, the equal fixedly connected with buffer gear 9 in lower surface four corners department of protective housing 1, the common fixedly connected with braces 15 of bottom both sides outer wall of protective housing 1.
The supporting blocks 16 are fixedly connected to the lower surfaces of the supporting rods 92, the supporting blocks 16 enlarge the grounding area of the earth network grounding resistance tester, and the placing stability of the earth network grounding resistance tester is improved.
The outer wall fixedly connected with of curb plate 3 draws piece 17, and the lateral wall of curb plate 3 is fixed to be cup jointed the rubber membrane, draws piece 17 can conveniently pull open curb plate 3.
The lower fixed surface of solar cell panel 12 is connected with sponge piece 18, and sponge piece 18 can protect solar cell panel 12, avoids solar cell panel 12 to collide with on the telescopic link 4.
The rod wall of the rotating rod 6 is movably sleeved with a rubber sleeve 19, the inner wall of the rubber sleeve 19 is fixedly connected with the outer wall of the rolling bearing 5, and the solar cell panel 12 is electrically connected with the storage battery 13 through the charge-discharge controller 14, which is the prior art and belongs to the conventional technical means of the person skilled in the art, and therefore, the description thereof is omitted.
In the utility model, when the earth screen ground resistance tester is used outdoors, the side plate 3 is pulled open by the pulling block, the side plate 3 drives the telescopic rod 4 to extend, the telescopic rod 4 extends the solar cell panel 12, then the solar cell panel 12 is turned up by the screw 8, the rotating rod 6 is rotated to adjust the angle of the solar cell panel 12, so that the solar cell panel can receive illumination, then the solar cell panel 12 is fixed by the rotating threaded cylinder 10, the electric energy converted by the solar cell panel 12 is transmitted into the storage battery 13 by the charge-discharge controller 14 for storage, meanwhile, the storage battery 13 supplies power to the earth screen ground resistance tester, so that the earth screen ground resistance tester can normally work, the mechanism enables the earth screen ground resistance tester to have solar charging function, ensures that the earth screen ground resistance tester can continuously work outdoors, and improves the continuous reliability of the earth screen ground resistance tester, and can ensure the progress of test work, when the ground net ground resistance tester is placed and jolts in the automobile transportation, ground net ground resistance tester promotes drum 91 and moves down, drum 91 moves down relative seal cover 94 and bracing piece 92 extrusion air and produces the resistance, and the resistance can cushion the jolt impact that ground net ground resistance tester received, avoid ground net ground resistance tester to be damaged by jolt, this structure makes ground net ground resistance tester have buffer function, improve its protective capability, the security of ground net ground resistance tester transportation has been improved.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.
Claims (6)
1. The ground resistance tester for the large ground net comprises a protective box (1) and a resistance tester body (2), and is characterized in that a rectangular through hole is formed in the side wall of the bottom end of the protective box (1), a side plate (3) is movably connected to the hole wall of the rectangular through hole, a telescopic rod (4) is fixedly connected to the inner wall of the side plate (3), the side wall of the telescopic rod (4) is fixedly connected with the inner wall of the protective box (1), a rolling bearing (5) is fixedly connected to the outer wall of the moving end of the telescopic rod (4), a rotating rod (6) is fixedly connected to the outer wall of the rolling bearing (5), a U-shaped block (7) is fixedly connected to the rod wall of the rotating rod (6), round holes are formed in the outer walls of the two sides of the U-shaped block (7), a screw rod (8) is movably connected to the hole wall of the round hole, and threaded cylinders (10) are in threaded connection with the outer walls of the two ends of the screw rod (8), the outer wall fixedly connected with fixed block (11) of screw rod (8), the outer wall fixedly connected with solar cell panel (12) of fixed block (11), the lower fixed surface of resistance tester body (2) is connected with battery (13) and charge-discharge controller (14), the equal fixedly connected with buffer gear (9) of lower surface four corners department of protective housing (1), the common fixedly connected with braces (15) of bottom both sides outer wall of protective housing (1).
2. The earth screen ground resistance tester as claimed in claim 1, wherein the buffer mechanism (9) comprises a cylinder (91) fixedly connected with the lower surface of the protective box (1), the lower surface of the cylinder (91) is provided with a circular hole, the hole wall of the circular hole is movably connected with a support rod (92), the top end of the support rod (92) is fixedly sleeved with a baffle ring (93), the outer wall of the baffle ring (93) is fixedly sleeved with a sealing sleeve (94), and the outer wall of the sealing sleeve (94) is movably connected with the inner wall of the cylinder (91).
3. The earth screen grounding resistance tester of claim 2, wherein the lower surfaces of the plurality of support rods (92) are fixedly connected with support blocks (16).
4. The earth screen ground resistance tester of claim 1, characterized in that the outer wall of the side plate (3) is fixedly connected with a pull block (17), and the side wall of the side plate (3) is fixedly sleeved with a rubber membrane.
5. The earth screen grounding resistance tester of claim 1, wherein a sponge block (18) is fixedly connected to the lower surface of the solar cell panel (12).
6. The earth screen ground resistance tester of claim 1, characterized in that the pole wall of the rotating pole (6) is movably sleeved with a rubber sleeve (19), and the inner wall of the rubber sleeve (19) is fixedly connected with the outer wall of the rolling bearing (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023046334.2U CN215641514U (en) | 2020-12-17 | 2020-12-17 | Earth ground net ground resistance tester |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023046334.2U CN215641514U (en) | 2020-12-17 | 2020-12-17 | Earth ground net ground resistance tester |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215641514U true CN215641514U (en) | 2022-01-25 |
Family
ID=79887927
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023046334.2U Expired - Fee Related CN215641514U (en) | 2020-12-17 | 2020-12-17 | Earth ground net ground resistance tester |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215641514U (en) |
-
2020
- 2020-12-17 CN CN202023046334.2U patent/CN215641514U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220125 |