CN211014466U - Explosion-proof lightning protection ground resistance test contact device - Google Patents
Explosion-proof lightning protection ground resistance test contact device Download PDFInfo
- Publication number
- CN211014466U CN211014466U CN201921745973.2U CN201921745973U CN211014466U CN 211014466 U CN211014466 U CN 211014466U CN 201921745973 U CN201921745973 U CN 201921745973U CN 211014466 U CN211014466 U CN 211014466U
- Authority
- CN
- China
- Prior art keywords
- file
- test
- proof
- explosion
- insulating handle
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Images
Landscapes
- Testing Relating To Insulation (AREA)
Abstract
The utility model discloses an explosion-proof lightning protection ground resistance test contact device, including insulating handle, fixed part, rectangle file, arc file head, "O" type packing ring, test joint, adapter sleeve and spliced eye, insulating handle is the tubulose, is equipped with the rectangle file inside the insulating handle, and the rectangle file is connected with the test joint, is equipped with the fixed part between rectangle file and the test joint, is equipped with "O" type packing ring between the inner wall of fixed part and insulating handle; the upper end of the insulated handle is provided with a fastening sleeve; the center of the fastening sleeve is provided with an inserting hole; the lower part of the rectangular file is provided with an arc file head. The utility model discloses convenient operation, simple structure realizes polishing, test integration, can polish fast, can accurate test again, still can test in the safe explosion-proof place of regulation and high magnetism nature environment, examines time measuring to the equipment of unknown electric leakage simultaneously, and this testing arrangement also can not receive any damage, and convenient, swift, high-efficient is suitable for using widely.
Description
Technical Field
The utility model belongs to the technical field of the static detection device is prevented in the lightning protection, concretely relates to explosion-proof lightning protection ground resistance test contact device.
Background
At present, a test rod for testing the grounding resistance value is a pointed stainless steel short rod, a detected object needs to be polished before testing, the pointed end is in close contact with the detected object after paint and rust are removed, the reading is measured through an instrument, and the paint and rust removal is time-consuming and labor-consuming due to the need of polishing in advance, so that the detection efficiency is influenced. In addition, it is possible that the detection value is inaccurate and misreading is caused due to incomplete polishing. Chinese patent CN206684231U discloses a ground resistance testing rod, which comprises a triangular file, a testing plug, a connecting piece and a handle, wherein the efficiency of polishing and processing the object to be tested and removing paint and rust by the triangular file is greatly improved, but sparks and static electricity are easily generated during polishing process, and the damage is extremely high when the rod is applied to the operation in some flammable and explosive places.
In many industrial safety regulations, when working in some flammable and explosive places, the operation requires the use of an operation apparatus with explosion-proof property. Because the existing contact device material for detecting the grounding resistance does not have the explosion-proof property, sparks and static electricity are easy to generate when the contact device material is contacted with a detected device in the detection process, and the accuracy of detection data can be influenced by the interference of the electromagnetic resistance; when testing power supply and distribution system, because of the electric leakage that takes place for the trouble by the device under test can damage the tester, the contact device degree of insulation is not high, and the leakproofness is not good can not effective water proof protection contact device itself. Particularly, in some special places, when the detected object is planar or is limited in a narrow space, the triangular file cannot be used well.
Therefore, it is an urgent problem to test the grounding resistance value quickly and efficiently under the condition of ensuring safety in flammable and explosive places and some special places.
Disclosure of Invention
An object of the utility model is to provide a convenient operation, simple structure can carry out the ground resistance testing arrangement who operates in the safe explosion-proof place of regulation and magnetic environment, and when examining the equipment of unknown electric leakage, this testing arrangement also can not receive any damage simultaneously.
In order to achieve the purpose, the utility model provides an explosion-proof lightning protection ground resistance test contact device, including insulating handle, fixed part, rectangle file, arc file head, "O" type packing ring, test joint, adapter sleeve and spliced eye, insulating handle be the tubulose shape, insulating handle is inside to be equipped with the rectangle file, the rectangle file is connected with the test joint, rectangle file and test joint between be equipped with the fixed part, be equipped with "O" type packing ring between the inner wall of fixed part and insulating handle for correct the axiality between rectangle file and the insulating handle; the upper end of the insulating handle is provided with a fastening sleeve, and the center of the fastening sleeve is provided with an inserting hole for connecting the test connector and the tester; the lower part of the rectangular file is provided with an arc file head.
Furthermore, the rectangular file, the fixing part and the test connector are integrally formed.
Furthermore, the lower part of the insulating handle is also provided with a transition extension sleeve, so that the situation that the rectangular file is mistakenly grabbed by holding the insulating handle by hand to cause inaccurate test data is further prevented.
Furthermore, the rectangular file is made of beryllium bronze materials.
Furthermore, the fixing part of the rectangular file is fixed with the inner wall of the insulating handle through fastening glue.
Furthermore, the adapter sleeve is made of rubber materials, so that the test plug is inserted into the test connector to be connected more tightly, and the probability of generating static electricity and sparks due to poor contact is greatly reduced.
The utility model discloses convenient operation, simple structure realizes polishing, test integration, can polish fast, can accurate test again, still can test in the safe explosion-proof place of regulation and high magnetism nature environment, examines time measuring to the equipment of unknown electric leakage simultaneously, and this testing arrangement also can not receive any damage, and convenient, swift, high-efficient is suitable for using widely.
Drawings
FIG. 1 is a schematic sectional view of the overall structure of the present invention;
FIG. 2 is a schematic view of the structure of the utility model in use;
fig. 3 is a schematic structural view of the arc-shaped file head of the present invention.
Fig. 4 is a schematic structural view of an overcurrent protector according to a second embodiment of the present invention.
In the figure: 1. the insulation handle 2, the fixing part 201, the nesting protrusion 3, the rectangular file 4, the arc file head 5, the transition extension sleeve 6, the O-shaped gasket 7, the test joint 8, the fastening sleeve 9, the insertion hole 10, the fastening glue 11, the test plug 12, the protective tube 13, the lead 14, the nesting groove 15 and the overcurrent protector.
Detailed Description
The present invention will be further described with reference to the following examples for the purpose of facilitating understanding of those skilled in the art.
Example one
As shown in the accompanying drawings 1-3, the utility model provides an explosion-proof lightning protection ground resistance test contact device, including insulating handle 1, fixed part 2, rectangle file 3, arc file head 4, "O" type packing ring 6, test connector 7, adapter sleeve 8 and spliced eye 9, insulating handle 1 is the tubulose shape, insulating handle 1 is inside to be equipped with rectangle file 3, rectangle file 3 is connected with test connector 7, rectangle file 3 adopts the beryllium bronze material to make, the lower part of rectangle file 3 is equipped with arc file head 4; the rectangular file 3, the fixing part 2 and the test connector 7 are integrally formed; the fixing part 2 is arranged between the rectangular file 3 and the test connector 7, the fixing part 2 of the rectangular file 3 is fixed with the inner wall of the insulated handle 1 through the fastening glue 10, the fixing part 2 and the insulated handle 1 are further reinforced, and the fixing part 2 and the insulated handle 1 can be connected in a nesting mode even if the fastening glue 10 is not used.
Furthermore, an O-shaped gasket 6 is arranged between the fixing part 2 and the inner wall of the insulating handle 1 and is used for correcting the coaxiality between the rectangular file 3 and the insulating handle 1; the upper end of the insulated handle 1 is provided with a fastening sleeve 8, and the center of the fastening sleeve 8 is provided with an inserting hole 9 for connecting the test connector 7 with a tester; the fastening sleeve 8 is made of rubber materials, so that the test plug 11 is inserted into the test connector 7 to be connected more tightly, and the probability of generating static electricity and sparks due to poor contact is greatly reduced; the lower part of the insulating handle 1 is also provided with a transition extension sleeve 5, so that inaccurate test data caused by mistakenly grabbing the rectangular file 3 by holding the insulating handle 1 by hand is further prevented.
When the multifunctional rectangular file is used, a worker holds the insulating handle 1 to align the middle part of the rectangular file 3 to a detected target object for quick polishing and paint removal, after the internal detected object is completely exposed, the head part of the arc-shaped file head 4 of the rectangular file 3 is aligned to the detected target object for detection, and data reading is carried out through a test instrument connected with the test connector 7; when the detected target object is limited in a narrow space or the detected object is planar, a worker can directly align the part of the arc file head 4 at the lower part of the rectangular file 3 to the detected target object to polish and remove paint, after the internal detected object is completely exposed, align the head of the arc file head 4 of the rectangular file 3 to the detected target object to detect, and read data through a testing instrument connected with the testing connector 7.
Example two
In another embodiment, as shown in fig. 4, an over-current protector 15 may be further disposed in the middle of the fixing portion 2, and a fuse 12 is disposed in the over-current protector 15; the fuse tube 12 is connected to the fixing portions 2 at both ends of the overcurrent protector 15 via the lead wires 13.
Further, two ends of the fixing portion 2 are provided with nesting protrusions 201, two ends of the over-current protector 15 are provided with nesting grooves 14, and the two ends of the fixing portion 2 and the two ends of the over-current protector 15 are connected in a matched mode through the nesting protrusions 201 and the nesting grooves 14 respectively.
Furthermore, the insulating handle 1 and the file 3 are connected in a nested manner, and the file 3 can be detached from the insulating handle 1, so that the electric protector 15 between the square explosion-proof files with four edges can be conveniently replaced.
The above is only a preferred embodiment of the present invention, and the scope of the present invention should not be limited thereby; all the simple equivalent changes and modifications made according to the claims and the contents of the creation specification of the present invention should still fall within the scope covered by the present invention.
Claims (6)
1. An explosion-proof lightning-proof grounding resistance test contact device comprises an insulating handle (1), a fixing part (2), a rectangular file (3), an arc file head (4), an O-shaped gasket (6), a test joint (7), a fastening sleeve (8) and an inserting hole (9), wherein the insulating handle (1) is tubular, the rectangular file (3) is arranged inside the insulating handle (1), and the rectangular file (3) is connected with the test joint (7), and is characterized in that the fixing part (2) is arranged between the rectangular file (3) and the test joint (7), the O-shaped gasket (6) is arranged between the fixing part (2) and the inner wall of the insulating handle (1) and used for correcting the coaxiality between the rectangular file (3) and the insulating handle (1); the upper end of the insulating handle (1) is provided with a fastening sleeve (8), and the center of the fastening sleeve (8) is provided with an inserting hole (9) for connecting the test connector (7) with a tester; the lower part of the rectangular file (3) is provided with an arc file head (4).
2. The explosion-proof and lightning-proof grounding resistance test contact device according to claim 1, wherein the rectangular file (3), the fixing part (2) and the test connector (7) are integrally formed.
3. The explosion-proof lightning-proof grounding resistance test contact device according to claim 1, characterized in that the lower part of the insulated handle (1) is further provided with a transition extension sleeve (5) to further protect inaccurate test data caused by the fact that the insulated handle (1) is held by hand to mistakenly grab the rectangular file (3).
4. An explosion-proof and lightning-proof grounding resistance test contact device according to claim 1, 2 or 3, characterized in that the rectangular file (3) is made of beryllium bronze.
5. The explosion-proof and lightning-proof grounding resistance test contact device according to claim 1, 2 or 3, wherein the fixing part (2) of the rectangular file (3) is fixed with the inner wall of the insulated handle (1) through a fastening glue (10).
6. The contact device for testing the explosion-proof lightning-proof grounding resistance according to the claim 1, characterized in that the fastening sleeve (8) is made of rubber material, so that the test plug (11) is inserted into the test joint (7) for connection more tightly, thereby greatly reducing the probability of generating static electricity and sparks due to poor contact.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921745973.2U CN211014466U (en) | 2019-10-17 | 2019-10-17 | Explosion-proof lightning protection ground resistance test contact device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921745973.2U CN211014466U (en) | 2019-10-17 | 2019-10-17 | Explosion-proof lightning protection ground resistance test contact device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211014466U true CN211014466U (en) | 2020-07-14 |
Family
ID=71478734
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921745973.2U Expired - Fee Related CN211014466U (en) | 2019-10-17 | 2019-10-17 | Explosion-proof lightning protection ground resistance test contact device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211014466U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112684257A (en) * | 2019-10-17 | 2021-04-20 | 榆林市雷安防雷科技有限公司 | Explosion-proof lightning protection ground resistance test contact device |
-
2019
- 2019-10-17 CN CN201921745973.2U patent/CN211014466U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112684257A (en) * | 2019-10-17 | 2021-04-20 | 榆林市雷安防雷科技有限公司 | Explosion-proof lightning protection ground resistance test contact device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN211014466U (en) | Explosion-proof lightning protection ground resistance test contact device | |
| CN103698733A (en) | Test wiring terminal component for metering electric energy | |
| CN202940119U (en) | Retractable high frequency current transformer with protection / fixture device | |
| CN103267934B (en) | A kind of Portable direct current test discharging rod | |
| KR101692638B1 (en) | Cable connector for detecting deterioration of cross link self-contraction type | |
| CN201681115U (en) | Current sensor used for grounding current detection of transmission poles and towers | |
| US6124714A (en) | Lightning and surge arrester test apparatus and method | |
| CN112684257A (en) | Explosion-proof lightning protection ground resistance test contact device | |
| CN201289396Y (en) | Apparatus for measuring water temperature and water level of solar water heater | |
| JP5086119B2 (en) | Deterioration location method and apparatus for power cable | |
| CN102074927A (en) | Earth leakage protection circuit of withstand voltage tester | |
| CN203287474U (en) | Portable-type direct-current test discharge rod | |
| US3868569A (en) | Apparatus and method for distinguishing between energized and induced voltages on high voltage power lines | |
| CN109000800A (en) | Two-dimensional code identification detection system and method of GIS (geographic information System) equipment | |
| CN107843819A (en) | One kind insulation Withstand test device | |
| CN111198349B (en) | Ammeter test rod and ammeter combination using same | |
| CN219248265U (en) | Portable lightning protection detection device | |
| CN207571234U (en) | Electric leakage alarm | |
| CN207502662U (en) | A kind of pressure resistant testing device for the equipment with video interface | |
| CN211453851U (en) | Electrical performance test fixture | |
| CN104407255A (en) | Simple device and method for testing conduction disturbance voltage of handheld electric tool and method | |
| CN216595378U (en) | Isolation device for electrical strength safety test | |
| CN1174434A (en) | Cable conduction detecting apparatus for switchgear | |
| CN201893538U (en) | Leakage protecting circuit of withstand voltage tester | |
| CN104297549A (en) | Flexible pliers-shaped current tester |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20200818 Address after: 719000 No. 20 Shangshang North Road, Yuyang District, Yulin, Shaanxi. Patentee after: Jiang Jun Address before: No.47 Fushi Road, Yuyang District, Yulin City, Shaanxi Province Patentee before: Yulin Leian Lightning Protection Technology Co.,Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200714 Termination date: 20211017 |