CN217238216U - Lightning protection anti-interference grounding resistance measuring device - Google Patents
Lightning protection anti-interference grounding resistance measuring device Download PDFInfo
- Publication number
- CN217238216U CN217238216U CN202123367541.2U CN202123367541U CN217238216U CN 217238216 U CN217238216 U CN 217238216U CN 202123367541 U CN202123367541 U CN 202123367541U CN 217238216 U CN217238216 U CN 217238216U
- Authority
- CN
- China
- Prior art keywords
- device main
- main part
- interference
- worm
- lightning protection
- 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.)
- Active
Links
Images
Landscapes
- Measurement Of Resistance Or Impedance (AREA)
Abstract
The utility model discloses an anti-interference ground resistance measuring device of lightning protection, including device main part, arrester, detector, anti-interference dustcoat and fastener, the detector is installed in the inside of device main part, just the top of detector extends to the top of device main part, the anti-interference dustcoat is fixed inside the device main part in the detector outside, the bottom of accomodating the groove is provided with the bearing board, the arrester is installed on the top of bearing board, the inside in accomodating the chamber all rotates and installs the receipts reel, the winding has the detection line on the outer wall of receipts reel, the fastener sets up the one side in the device main part. The utility model discloses not only set up lightning-protection and take precautions against lightning, the security when having improved the device use has realized the anti-jamming function, has reduced the influence of current signal to the testing result, can carry out the rolling to the detection line moreover for the device is more regular, portable.
Description
Technical Field
The utility model relates to an electric power maintenance technical field specifically is anti-interference ground resistance measuring device of lightning protection.
Background
The grounding resistance is a resistance encountered by current flowing into the ground from a grounding device and then flowing to another grounding body through the ground or spreading to a remote place, the grounding resistance value reflects the good degree of contact between an electrical device and the ground and reflects the scale of a grounding grid, and currently, the grounding resistance is sometimes required to be measured in the power industry, so that a grounding resistance measuring device is required to be used.
This type of resistance measurement device on the market is various today, can satisfy people's user demand basically, but still has certain weak point, and this type of resistance measurement device that has now generally does not set up the lightning protection measure, and is safe inadequately during the use, and anti-interference ability is not strong moreover, and the measuring result receives the influence easily, consequently needs urgent need to improve.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an anti-interference ground resistance measuring device of lightning protection to provide resistance measuring device in solving above-mentioned background art and generally all not set up the lightning protection measure, the not strong problem of interference killing feature.
In order to achieve the above object, the utility model provides a following technical scheme: the lightning protection anti-interference grounding resistance measuring device comprises a device main body, a lightning arrester, a detector, an anti-interference outer cover and a wire clamp, wherein the detector is installed inside the device main body, the top end of the detector extends to the upper part of the device main body, the anti-interference outer cover is fixed inside the device main body outside the detector, one side of the top of the device main body is provided with a containing groove, the bottom of the containing groove is provided with a bearing plate, the lightning arrester is installed at the top end of the bearing plate, a lifting mechanism is arranged inside the device main body below the containing groove, the other side inside the device main body is provided with a containing cavity, a winding drum is rotatably installed inside the containing cavity, a detection wire is wound on the outer wall of the winding drum, one end of the detection wire is connected with the detector, and the other end of the detection wire extends to the outside of the device main body, the fastener sets up in one side of device main part, just the fastener is connected with the detection line.
Preferably, the bottom of device main part is provided with insulating pad, just insulating pad closely glues with the device main part and glues, can carry out insulation protection to the device main part.
Preferably, all be fixed with the shield cover on the outer wall of device main part one side, just be provided with the shielding layer on the inner wall of shield cover, have the effect of shielding, the influence of other outside current signal to the testing result can be reduced.
Preferably, elevating system's inside has set gradually a location section of thick bamboo, worm, bull stick, worm wheel, screw thread mouth, accomodate the device main part bottom of groove below and be fixed with a location section of thick bamboo, just the groove bottom of accomodating of a location section of thick bamboo top is provided with the screw thread mouth, is convenient for fix a position the worm.
Preferably, a worm is arranged in the positioning cylinder, the top end of the worm penetrates through the threaded opening and is rotatably connected with the bottom end of the bearing plate, and the worm is in threaded connection with the threaded opening, so that the bearing plate can be driven to lift conveniently.
Preferably, a rotating rod is rotatably arranged in the device body on one side of the worm, a worm wheel is fixed on the outer wall of the rotating rod, and the worm wheel and the worm are meshed with each other, so that the worm is driven to move up and down conveniently.
Preferably, one end of the rotating rod extends to the outside of the device main body and is provided with a hand wheel, so that the worm wheel can be driven to rotate conveniently.
Preferably, the top end of the device main body at the position of the winding drum is provided with a rotating handle, and the bottom end of the rotating handle extends into the device main body and is fixedly connected with the top end of the winding drum, so that the winding drum is convenient to rotate.
Compared with the prior art, the beneficial effects of the utility model are that: the lightning protection anti-interference ground resistance measuring device is provided with lightning protection and lightning protection measures, improves the safety of the device when in use, realizes an anti-interference function, reduces the influence of current signals on a detection result, and can wind a detection line, so that the device is more regular and is convenient to carry;
(1) by arranging the accommodating groove, the bearing plate, the lightning arrester, the positioning cylinder, the worm, the rotating rod, the worm wheel and the threaded opening, the hand wheel is rotated to drive the worm wheel to rotate through the rotating rod, the worm extends out of the positioning cylinder and moves upwards in the threaded opening under the rotation action of the worm wheel, the worm drives the bearing plate to move upwards, so that the lightning arrester synchronously moves upwards in the accommodating groove and is lifted to the upper part of the device main body, and the lightning arrester plays a lightning protection role, thereby improving the safety of the device during use;
(2) the anti-interference outer cover, the shielding cover and the shielding layer are arranged, the anti-interference outer cover is arranged on the outer side of the detector, the anti-interference outer cover plays an anti-interference role on the detector, the detection line penetrates through the shielding cover, and the shielding cover and the shielding layer on the inner wall of the shielding cover have a shielding role, so that the influence of other external current signals on the detection result can be reduced, and the anti-interference function is realized;
(3) through being provided with and accomodate chamber, take-up reel, turning handle, after measurement work, rotate the turning handle and make the take-up reel rotatory in the inside of accomodating the chamber for the detection line is convoluteed on the surface of take-up reel, thereby is convenient for carry out the rolling to the detection line, makes the device more regular, portable.
Drawings
FIG. 1 is a schematic view of the front cross-sectional structure of the present invention;
FIG. 2 is an enlarged schematic view of the winding drum of the present invention;
fig. 3 is an enlarged schematic structural view of a point a in fig. 1 according to the present invention;
fig. 4 is a schematic top view of the present invention;
fig. 5 is an enlarged schematic view of the elevating mechanism of the present invention.
In the figure: 1. a device main body; 2. an insulating pad; 3. a lifting mechanism; 301. a positioning cylinder; 302. a worm; 303. a rotating rod; 304. a worm gear; 305. a threaded opening; 4. a receiving groove; 5. a support plate; 6. a lightning arrester; 7. a detector; 8. an anti-interference housing; 9. a receiving cavity; 10. winding the roll; 11. a handle is rotated; 12. detecting lines; 13. a shield case; 14. a shielding layer; 15. wire clamps; 16. a handwheel.
Detailed Description
The technical solution in the embodiment of the present invention will be clearly and completely described below with reference to the drawings in the embodiment of the present invention, and all other embodiments obtained by a person of ordinary skill in the art without creative work belong to the scope of the present invention.
Referring to fig. 1-5, the present invention provides an embodiment: the lightning protection anti-interference grounding resistance measuring device comprises a device main body 1, a lightning arrester 6, a detector 7, an anti-interference outer cover 8 and a wire clamp 15, wherein the detector 7 is installed inside the device main body 1, and the top end of the detector 7 extends to the upper side of the device main body 1;
the bottom end of the device main body 1 is provided with an insulating pad 2, and the insulating pad 2 is closely adhered to the device main body 1, so that the device main body 1 can be insulated and protected;
the anti-interference outer cover 8 is fixed inside the device main body 1 outside the detector 7;
a containing groove 4 is formed in one side of the top of the device main body 1, a bearing plate 5 is arranged at the bottom of the containing groove 4, a lightning arrester 6 is installed at the top end of the bearing plate 5, and a lifting mechanism 3 is arranged in the device main body 1 below the containing groove 4;
a positioning cylinder 301, a worm 302, a rotating rod 303, a worm wheel 304 and a threaded opening 305 are sequentially arranged in the lifting mechanism 3, the positioning cylinder 301 is fixed at the bottom of the device body 1 below the accommodating groove 4, and the threaded opening 305 is arranged at the bottom of the accommodating groove 4 above the positioning cylinder 301;
a worm 302 is arranged inside the positioning cylinder 301, the top end of the worm 302 penetrates through the threaded hole 305 and is rotatably connected with the bottom end of the bearing plate 5, and the worm 302 is in threaded connection with the threaded hole 305;
a rotating rod 303 is rotatably arranged in the device body 1 at one side of the worm 302, a worm wheel 304 is fixed on the outer wall of the rotating rod 303, and the worm wheel 304 is meshed with the worm 302;
one end of the rotating rod 303 extends to the outside of the apparatus body 1 and is provided with a hand wheel 16;
the hand wheel 16 is rotated to drive the worm wheel 304 to rotate through the rotating rod 303, under the rotation action of the worm wheel 304, the worm 302 extends out of the inner part of the positioning cylinder 301 and moves upwards in the inner part of the threaded opening 305, and the worm 302 drives the supporting plate 5 to move upwards, so that the lightning arrester 6 synchronously moves upwards in the inner part of the accommodating groove 4 and is lifted to the upper part of the device main body 1;
a containing cavity 9 is arranged at the other side in the device main body 1, and winding drums 10 are rotatably arranged in the containing cavity 9;
a rotating handle 11 is arranged at the top end of the device main body 1 at the position of the winding drum 10, and the bottom end of the rotating handle 11 extends into the device main body 1 and is fixedly connected with the top end of the winding drum 10, so that the winding drum 10 can be rotated conveniently;
a detection line 12 is wound on the outer wall of the winding drum 10, one end of the detection line 12 is connected with the detector 7, the other end of the detection line 12 extends to the outside of the device main body 1, a wire clamp 15 is arranged on one side of the device main body 1, and the wire clamp 15 is connected with the detection line 12;
all be fixed with shield cover 13 on the outer wall of device main part 1 one side, and be provided with shielding layer 14 on shield cover 13's the inner wall, have the effect of shielding, reducible outside other current signal to the influence of testing result.
When the embodiment of the application is used: firstly, the device main body 1 is flatly placed on the ground, the hand wheel 16 is rotated to drive the worm wheel 304 to rotate through the rotating rod 303, under the rotation action of the worm wheel 304, the worm 302 extends out of the positioning cylinder 301 and moves upwards in the threaded opening 305, the worm 302 drives the supporting plate 5 to move upwards, so that the lightning arrester 6 synchronously moves upwards in the accommodating groove 4 and is lifted to the upper part of the device main body 1, the lightning arrester 6 plays a role of lightning protection, thereby improving the safety of the device in use, then, as the anti-interference outer cover 8 is arranged at the outer side of the detector 7, the anti-interference outer cover 8 plays a role of anti-interference on the detector 7, as the detection wire 12 passes through the inner part of the shielding cover 13, the shielding cover 13 and the shielding layer 14 on the inner wall have a shielding role, the influence of other external current signals on the detection result can be reduced, thereby realizing the anti-interference function, and, after the measurement work, rotate turning handle 11 and make the receipts reel 10 rotatory in the inside of accomodating chamber 9 for detection line 12 convolutes on the surface of receipts reel 10, thereby be convenient for carry out the rolling to detection line 12, make the device more regular, portable accomplishes lightning protection anti-interference ground resistance measuring device's work.
Claims (8)
1. Lightning protection anti-interference ground resistance measuring device, its characterized in that, including device main part (1), arrester (6), detector (7), anti-interference dustcoat (8) and fastener (15), detector (7) are installed in the inside of device main part (1), just the top of detector (7) extends to the top of device main part (1), anti-interference dustcoat (8) are fixed inside device main part (1) in the detector (7) outside, one side at device main part (1) top is provided with accomodates groove (4), just the bottom of accomodating groove (4) is provided with bearing board (5), arrester (6) are installed on the top of bearing board (5), device main part (1) inside below accomodating groove (4) is provided with elevating system (3), the inside opposite side of device main part (1) is provided with accomodates chamber (9), and the inside of accomodating chamber (9) all rotates and installs receipts reel (10), the winding has detection line (12) on the outer wall of receipts reel (10), just the one end and the detector (7) of detection line (12) are connected, and the other end of detection line (12) extends to the outside of device main part (1), fastener (15) set up the one side in device main part (1), just fastener (15) are connected with detection line (12).
2. The lightning protection anti-interference ground resistance measurement device according to claim 1, characterized in that: the bottom of device main part (1) is provided with insulating pad (2), just insulating pad (2) closely glues with device main part (1) and glues.
3. The lightning protection anti-interference ground resistance measurement device according to claim 1, characterized in that: the device is characterized in that a shielding cover (13) is fixed on the outer wall of one side of the device body (1), and a shielding layer (14) is arranged on the inner wall of the shielding cover (13).
4. The lightning protection anti-interference ground resistance measurement device according to claim 1, characterized in that: the inside of elevating system (3) has set gradually a location section of thick bamboo (301), worm (302), bull stick (303), worm wheel (304), screw thread mouth (305), accomodate device main part (1) bottom of groove (4) below and be fixed with a location section of thick bamboo (301), just accomodate groove (4) bottom in a location section of thick bamboo (301) top and be provided with screw thread mouth (305).
5. The lightning protection anti-interference ground resistance measurement device according to claim 4, characterized in that: a worm (302) is arranged in the positioning cylinder (301), the top end of the worm (302) penetrates through the threaded hole (305) and is rotatably connected with the bottom end of the bearing plate (5), and the worm (302) is in threaded connection with the threaded hole (305).
6. The lightning protection anti-interference ground resistance measurement device according to claim 5, characterized in that: a rotating rod (303) is rotatably arranged in the device body (1) on one side of the worm (302), a worm wheel (304) is fixed on the outer wall of the rotating rod (303), and the worm wheel (304) is meshed with the worm (302).
7. The lightning protection anti-interference ground resistance measurement device according to claim 6, characterized in that: one end of the rotating rod (303) extends to the outside of the device main body (1) and is provided with a hand wheel (16).
8. The lightning protection anti-interference grounding resistance measuring device according to claim 1, characterized in that: the device is characterized in that a rotating handle (11) is arranged at the top end of the device main body (1) at the position of the winding drum (10), and the bottom end of the rotating handle (11) extends into the device main body (1) and is fixedly connected with the top end of the winding drum (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123367541.2U CN217238216U (en) | 2021-12-29 | 2021-12-29 | Lightning protection anti-interference grounding resistance measuring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123367541.2U CN217238216U (en) | 2021-12-29 | 2021-12-29 | Lightning protection anti-interference grounding resistance measuring device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217238216U true CN217238216U (en) | 2022-08-19 |
Family
ID=82827226
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123367541.2U Active CN217238216U (en) | 2021-12-29 | 2021-12-29 | Lightning protection anti-interference grounding resistance measuring device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217238216U (en) |
-
2021
- 2021-12-29 CN CN202123367541.2U patent/CN217238216U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN217238216U (en) | Lightning protection anti-interference grounding resistance measuring device | |
| CN109488385B (en) | Coal mine safety monitoring device | |
| CN217522332U (en) | Electric power test instrument convenient to contact connection | |
| CN217906644U (en) | Portable electric power arrester testing arrangement | |
| CN218113210U (en) | Cable packaging film winding device | |
| CN213022004U (en) | Thermocouple sensor | |
| CN115377711A (en) | Pressure detection type grounding wire pressing mechanism capable of monitoring wire hanging state | |
| CN207559091U (en) | A kind of energy saving and environment friendly grounding-for-lightning device | |
| CN213302410U (en) | Spark test device for cable detection | |
| CN210604860U (en) | Portable cable withstand voltage tester | |
| CN217083871U (en) | Effluent water sump well depth detector | |
| CN219776675U (en) | Coating Thickness Gauge | |
| CN215592253U (en) | Portable wireless power transmission electricity inspection device | |
| CN109839654B (en) | Portable radon gas measuring apparatu of family | |
| CN211141179U (en) | Take-up and pay-off wooden wire coil with automatic clamping function | |
| CN214843869U (en) | Electric spark leakage detector for pipeline anticorrosive coating | |
| CN217980903U (en) | Portable groundwater sampling equipment | |
| CN220650762U (en) | Alternating-current high-voltage non-contact voltage acquisition device | |
| CN215725815U (en) | Automatic cable length metering device | |
| CN208704841U (en) | A kind of Internet of Things level monitoring ruler | |
| CN219496629U (en) | Fault checking device for household appliance detection | |
| CN216081422U (en) | Height measuring rod convenient to stretch and carry | |
| CN220231311U (en) | Cable insulation bending-resistant test special equipment | |
| CN218383062U (en) | Electrical grounding resistance detection device for constructional engineering | |
| CN219625624U (en) | Multi-diameter cable spark testing machine |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |