CN214409128U - Ground resistance tester - Google Patents
Ground resistance tester Download PDFInfo
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- CN214409128U CN214409128U CN202023329302.3U CN202023329302U CN214409128U CN 214409128 U CN214409128 U CN 214409128U CN 202023329302 U CN202023329302 U CN 202023329302U CN 214409128 U CN214409128 U CN 214409128U
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- 238000007789 sealing Methods 0.000 claims abstract description 5
- 238000001514 detection method Methods 0.000 claims description 28
- 238000004804 winding Methods 0.000 claims description 10
- 238000000034 method Methods 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 8
- 241000274582 Pycnanthus angolensis Species 0.000 abstract description 2
- 239000011087 paperboard Substances 0.000 abstract description 2
- 239000000523 sample Substances 0.000 description 5
- 230000007547 defect Effects 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
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Abstract
The utility model relates to a ground resistance tester, which relates to the technical field of measuring instruments and comprises a placing box and a tester body, wherein the top end of the placing box is provided with an instrument groove, the tester body is positioned in the placing box, the surface of the meter disk of the tester body faces the opening end surface of the instrument groove, one end of a pair of opposite side walls of the instrument groove is fixedly provided with a rotating column, a cover plate for sealing the instrument groove is rotatably connected between the rotating columns, the placing box is provided with a fixing component for fixing the cover plate at the sealing position of the instrument groove, the side wall of the placing box is provided with a containing groove, the containing groove is connected with a containing box in a sliding way, one end of the containing box, which is far away from the containing groove, is level with the side wall of the placing box, the containing box is located the storage tank, and including the containing box supplies the measuring line to place, the containing box is equipped with and is used for when the boxboard seals the instrument groove the locking subassembly of the rigidity of containing box, and this application has the effect that improves ground resistance tester portability.
Description
Technical Field
The application relates to the technical field of measuring instruments, in particular to a ground resistance tester.
Background
The grounding resistance tester is a resistance measuring device and can also measure the grounding resistance value and the soil resistivity of the electrical equipment grounding device.
The existing ground resistance tester generally comprises a tester and a plurality of special probe wires for the tester, when the tester is used, a plug of the probe wire is inserted into a specified position of the tester, then a probe of the probe wire is contacted with a measuring point, parameters are adjusted through a switch and a button on the tester, and a display screen on the tester reads a resistance value.
In view of the above-mentioned related technologies, the inventor believes that there is a defect that the ground resistance tester is poor in portability due to a large volume and a long probe line length when the ground resistance tester performs an outdoor instrument test.
SUMMERY OF THE UTILITY MODEL
In order to overcome the defect that a ground resistance tester is poor in portability, the ground resistance tester is provided.
The application provides a ground resistance tester adopts following technical scheme:
the utility model provides a ground resistance tester, including placing case and tester body, place the case top and seted up the instrument groove, the tester body is located places the incasement, the dial face of tester body is towards instrument groove opening terminal surface, a pair of relative lateral wall one end in instrument groove has all set firmly the rotation post, it is connected with instrument groove confined apron to rotate between the post, it is equipped with the fixed subassembly of fixing the apron at instrument groove closed position to place the case, place the case lateral wall and seted up and accomodate the groove, accomodate the inslot slip and be connected with the containing box, the containing box is kept away from the one end of accomodating the groove and is leveled at ordinary times with the lateral wall of placing the case, the containing box is located accomodate the inslot, the containing box supplies including the survey line is placed, the containing box is equipped with and is used for the locking Assembly of the rigidity of containing box when the boxboard seals the instrument groove.
By adopting the technical scheme, when the ground resistance tester is used, the fixing of the cover plate is removed through the fixing component, the cover plate is rotated, the containing box is moved outwards again, the detection line is taken out from the containing box, the plug of the detection line is inserted into the position corresponding to the tester body, after the parameters of the tester body are adjusted, the resistance of the position of the detection line detection head is measured, after the measurement is finished, the detection line is placed in the containing box, the containing box is moved again, the detection line is placed in the containing box together through the containing box, the cover plate is rotated, the cover plate seals the instrument groove, the cover plate is fixed through the fixing component, the position of the containing box is fixed through the locking component, the tester body and the detection line are stored and placed at the same time, and the portability of the ground resistance tester is improved.
Optionally, the locking subassembly is including extending board and lockplate, and the inside wall in instrument groove is constituteed to the part of containing box inner wall, and the extension board sets firmly on the part that the containing box constitutes instrument inslot inside wall, and the lockplate sets firmly on extending the board upper surface, and the locking groove has been seted up to the apron lower surface, and when the apron seals the instrument groove, lockplate and the inner wall butt of locking groove.
Through adopting above-mentioned technical scheme, when the apron is sealed the instrument groove, the effectual slip to the containing box of restricting of lockplate and locking inner wall butt of groove is fixed the position of containing box, fixes the position of containing box when the apron is sealed the instrument groove, has improved the convenience that butt resistance tester used.
Optionally, a plurality of winding columns for winding the detection wire are fixedly arranged on the inner bottom wall of the storage box.
Through adopting above-mentioned technical scheme, when accomodating the gauge wire, twine the gauge wire on the twine line post, the effectual regularity that the gauge wire was accomodate that has improved.
Optionally, the lower surface of the cover plate is provided with an ejection groove, a support plate is rotatably connected in the ejection groove, and a support spring for ejecting part of the support plate from the ejection groove is fixedly arranged between the ejection groove and the support plate.
Through adopting above-mentioned technical scheme, remove the fixed back to the apron, the backup pad rotates under supporting spring's effect, and then makes the apron rotate, has improved the efficiency of opening the instrument groove.
Optionally, accomodate the inslot diapire just to set up the hole of sliding that will place the case and run through to the position of rotating the post, the apron has seted up the groove of sliding with the lateral wall that rotates the post butt, and when the apron rotated the position of upper surface and instrument groove lateral wall butt, the groove of sliding supplies to rotate the post including sliding, and the apron slides downthehole to sliding.
Through adopting above-mentioned technical scheme, the back is opened in the instrument groove, rotates the apron, makes the apron slide to the sliding hole in again, and the effectual position to the apron of sliding hole is fixed, and the apron is to detector body pivoted probability when the effectual detector body that has reduced uses, has improved the convenience that the ground resistance tester used.
Optionally, the cover plate is located in the sliding hole, the rotating column slides towards the inner wall of one end of the sliding groove, the ejection groove is separated from the sliding hole, and one end, far away from the rotating shaft, of the support plate is abutted to the bottom end of the storage box.
Through adopting above-mentioned technical scheme, when popping out the groove and breaking away from with the hole that slides, the backup pad rotates under supporting spring's effect, and the backup pad stretches out the one end of popping out the groove and places bottom of the case end butt, and then fixes the position of apron, and the apron will be placed the board and support, has improved the convenience that the tester body used.
Optionally, a baffle is fixedly arranged at a position, close to the rotation shaft, on the side wall, far away from the ejection groove, of the support plate, and when the support plate is in a natural state, the baffle is tightly pushed against the inner wall of the ejection groove by the support plate.
Through adopting above-mentioned technical scheme, when the backup pad with place the bottom butt of case, the backup pad supports the baffle to popping out the inslot inner wall tightly, and the baffle has improved the backup pad to apron rigidity's stability.
Optionally, the fixed subassembly includes rotation post and rotor plate, rotates the post and sets firmly placing the position that the case upper surface kept away from the apron axis of rotation, and the rotor plate rotates to be connected on the dwang, and when the apron sealed the instrument groove, the rotor plate lower surface and apron upper surface butt.
Through adopting above-mentioned technical scheme, when the apron seals the instrument groove, rotate the rotor plate, the upper surface butt of rotor plate and apron, and then fix the position of apron, improved the efficiency with apron rigidity.
In summary, the present application includes at least one of the following beneficial technical effects:
when the grounding resistance tester is used, the rotating plate is rotated, the cover plate is separated from the instrument groove under the action of the supporting plate and the supporting spring, then the cover plate is rotated, and the cover plate slides towards the sliding hole, when the rotating column is abutted against the inner wall of one end of the sliding groove, the supporting plate is ejected out of the ejecting groove under the action of the supporting spring and is abutted against the bottom end of the placing box, so that the position of the rotating plate is fixed, the placing box is supported through the cover plate, and the use convenience of the grounding resistance tester is improved;
after the instrument groove is opened by the cover plate, the containing box is pulled, the detection line in the containing box is taken out, the detection line is wound on the winding column after the use of the detection line is finished, and then the containing box is slid into the containing groove, so that the containing effect of the detection line is improved, and the portability of the ground resistance tester is improved;
after the containing box is located the storage tank, the cover plate is rotated to make the apron seal the instrument groove, and including the locking plate parcel, the rotor plate is rotated to the locking groove simultaneously, and the rotor plate is fixed the position of apron, and the apron is fixed the position of containing box through the locking groove, has improved the stability that the containing box used, and then has improved ground resistance tester's portability.
Drawings
FIG. 1 is a schematic structural diagram of an embodiment of the present application;
FIG. 2 is a schematic view showing the opened state of the cover;
FIG. 3 is an exploded view showing the cover plate;
FIG. 4 is a schematic view showing the abutting state of the supporting plate and the bottom end of the tester body;
fig. 5 is an enlarged view of a portion a of fig. 4 showing the baffle.
In the figure, 1, a tester body; 2. placing a box; 21. an instrument slot; 22. rotating the column; 23. a sliding hole; 24. a receiving groove; 3. a cover plate; 31. a sliding groove; 32. a pop-up slot; 33. a locking groove; 4. a fixing assembly; 41. rotating the rod; 42. a rotating plate; 5. a pop-up assembly; 51. a support plate; 511. a baffle plate; 52. a support spring; 6. a locking assembly; 61. an extension plate; 62. a locking plate; 7. a storage box; 71. and (5) winding the wire column.
Detailed Description
The present application is described in further detail below with reference to figures 1-5.
The embodiment of the application discloses a ground resistance tester.
Referring to fig. 1 and 2, the ground resistance tester includes a tester body 1 and a placing box 2 for protecting the tester body 1, the placing box 2 is horizontally arranged, an instrument groove 21 is formed in the upper surface of the placing box 2, the tester body 1 is located in the middle of the placing box 2, an operation surface with keys and a display screen is flush with the inner bottom wall of the instrument groove 21, the placing box 2 is provided with a cover plate 3 for sealing the instrument groove 21, and the placing box 2 is provided with an accommodating box 7 for accommodating a detection line; when the ground resistance tester is used, the instrument groove 21 is opened through the cover plate 3, the detection line is taken out through the containing box 7, the detection line is inserted into the corresponding position of the tester body 1 to measure the resistance of a point to be tested, the detection line is contained and placed through the containing box 7 after measurement is finished, the instrument groove 21 is sealed through the cover plate 3, the tester body 1 and the detection line are placed together to be carried, and the portability of the ground resistance tester is improved.
Referring to fig. 2 and 3, the length direction of the bottom wall in the instrument groove 21 is the length direction of the instrument groove 21, the length direction of the instrument groove 21 is parallel to the length direction of the placing box 2, the end of the inner side wall of the instrument groove 21 perpendicular to the length direction is fixedly provided with a rotating column 22, two rotating columns 22 are horizontally arranged and are opposite in position, the length direction of the cover plate 3 is parallel to the length direction of the placing box 2, the side wall of the cover plate 3 facing the rotating column 22 is provided with a sliding groove 31 for the rotating column 22 to slide in along the width direction, one end of the cover plate 3 close to the rotating column 22 is rotatably connected in the instrument groove 21 by taking the central axis of the rotating column 22 as a rotating axis, the circumferential side wall of the rotating column 22 is abutted against one end of the inner wall of the rotating groove, when the cover plate 3 seals the instrument groove 21, the circumferential side wall of the cover plate 3 is abutted against the circumferential inner wall of the instrument groove 21, the placing box 2 is provided with a fixing component 4 for fixing the cover plate 3 at the closed position of the instrument groove 21, the lower surface of the cover plate 3 is provided with an ejection assembly 5 for ejecting the cover plate 3 from the meter slot 21.
The instrument groove 21 inner bottom wall is just to the apron 3 rotation axis's the vertical hole 23 that slides of having seted up downwards in position, and including the hole 23 that slides supplies to rotate the apron 3 of vertical state to slide, apron 3 drives the groove 31 that slides and rotates the post 22 butt simultaneously and slides, and when the apron 3 of rotating post 22 and vertical state rotated inslot wall top butt, apron 3 part stretched out the hole 23 that slides, just popped out subassembly 5 and fix the position of apron 3.
Remove the fixed back to apron 3 through fixed subassembly 4, apron 3 separates with instrument groove 21 under the effect of popping out subassembly 5, rotate apron 3 again, 3 rotation area vertical state will be lapped, and make apron 3 remove to the hole 23 that slides in, apron 3 slides with the inner wall butt of the hole 23 that slides, apron 3 drives the outer wall butt of the groove 31 that slides and rotation post 22 and slides, the hole 23 that slides is stretched out to apron 3's part, when rotating post 22 and the inboard roof butt of the groove 31 that slides of 3 vertical states of apron, fix the position of apron 3 through popping out subassembly 5, support placing case 2 through apron 3, the convenience of placing case 2 and using has been improved.
Referring to fig. 4 and 5, the pop-up assembly 5 includes a supporting plate 51 and a supporting spring 52, the pop-up groove 32 has been opened in the middle of the lower surface of the cover plate 3 and in the position close to the sliding grooves 31 on both sides, the supporting plate 51 is rotatably connected to the circumferential side wall of the pop-up groove 32 close to the rotation axis of the cover plate 3, the rotation axis of the supporting plate 51 is parallel to the rotation axis of the cover plate 3, one end of the supporting spring 52 is fixedly arranged on the inner top wall of the pop-up groove 32, the other end of the supporting plate 51 is fixedly connected to the outer wall of the pop-up groove 32 close to the inner top wall of the pop-up groove 32, the position of the supporting plate 51 away from the outer wall of the inner top wall of the pop-up groove 32 and close to the rotation axis thereof is fixedly provided with a baffle 511, when the supporting spring 52 is in a natural state, the pop-up groove 32 is provided for the supporting plate 51 to rotate and then to be completely located therein, and the pop-up groove 32 can be completely separated from the sliding hole 23.
Remove the fixed back to apron 3 through fixed subassembly 4, backup pad 51 rotates under supporting spring 52's effect, and then make apron 3 and instrument groove 21 separation, make apron 3 rotate vertical state and to the internal slipping of hole 23 that slides, backup pad 51 and the internal wall butt of hole 23 that slides back are to popping out the inslot 32 internal rotation, after popping out groove 32 and the hole 23 separation that slides, backup pad 51 rotates under supporting spring 52's effect, the one end that baffle 511 was kept away from to backup pad 51 supports tightly with placing case 2 lower surface, the effectual stability that improves backup pad 51 position of baffle 511, and then fix the position of apron 3, when packing up apron 3, rotate backup pad 51 to be located ejection groove 32 completely, remove the rigidity of apron 3, the practicality of apron 3 has been improved.
Referring to fig. 3, the fixing assembly 4 includes a rotating rod 41 and a rotating plate 42, the rotating rod 41 is vertically fixed in the middle of the upper surface of the placing box 2 and away from the rotating shaft of the cover plate 3, the central axis of the rotating rod 41 of the rotating plate 42 is rotatably connected to the rotating rod 41 for the rotating axis, and the lower surface of the rotating plate 42 is abutted against the upper surface of the cover plate 3 to fix the position of the cover plate 3.
The apron 3 rotates, and apron 3 seals instrument groove 21 the back, rotates rotor plate 42, and rotor plate 42 and the upper surface intermediate position butt of apron 3, and then fixes the position of apron 3, and supporting spring 52 is tight with backup pad 51 to instrument groove 21 interior diapire top simultaneously, makes apron 3 and rotor plate 42 lower surface top tight, has improved the stability of apron 3 rigidity.
Referring to fig. 3, the outer side wall of the rotating shaft of the cover plate 3 perpendicular to the placing box 2 is provided with a containing groove 24 for the containing box 7 to slide and connect, when the containing box 7 is located in the containing groove 24, the part of the top of the containing box 7 located in the instrument groove 21 is connected with the inner wall of the instrument groove 21, the outer side wall of the containing box 7 far away from the containing groove 24 is connected with the outer side wall of the placing box 2, the part of the containing box 7 located in the containing groove 24 is a space for containing a detection line, four winding columns 71 for winding the detection line are vertically and fixedly arranged on the inner bottom wall of the containing box 7, and the containing box 7 is provided with a locking assembly 6 for fixing the position of the containing box 7 while the cover plate 3 seals the instrument groove 21.
Locking subassembly 6 is including extending board 61 and lockplate 62, extend board 61 and set firmly at the lateral wall top that containing box 7 is just to instrument groove 21, and the upper surface is connected with the interior diapire of instrument groove 21, lockplate 62 is vertical to set firmly the position of keeping away from containing box 7 lateral wall at extension board 61, lockplate 62 and the equal perpendicular to of length direction who extends board 61 place the length direction of case 2, apron 3 lower surface has just seted up locking groove 33 to the position of lockplate 62, apron 3 is when closing instrument groove 21, lockplate 62 and the inner wall butt of locking groove 33.
After the cover plate 3 opens the instrument groove 21, the containing box 7 is pulled, the part of the containing box 7 is drawn out from the containing groove 24, the detection line in the containing box 7 is taken out, after the detection line is used, the detection line is wound on the winding post 71 again, the neatness of containing the detection line is effectively improved, the containing box 7 is reset, the cover plate 3 is rotated, the instrument groove 21 is sealed by the cover plate 3, the locking plate 62 is abutted to the inner wall of the locking groove 33, the position of the containing box 7 is effectively fixed, the position fixing stability of the containing box 7 is improved, the detection line is contained and placed by the containing box 7, and the portability of the ground resistance tester is improved.
The implementation principle of the ground resistance tester in the embodiment of the application is as follows: when the grounding resistance tester is used, the rotating plate 42 is rotated, the rotating plate 42 is separated from the cover plate 3, the support plate 51 enables the cover plate 3 to partially rotate under the action of the support spring 52, then the cover plate 3 is manually rotated to a vertical state, the cover plate 3 slides towards the inside of the sliding hole 23, the support plate 51 moves in the ejection groove 32 after being abutted against the inner wall of the sliding hole 23, when the ejection groove 32 is separated from the inside of the sliding hole 23, the support plate 51 rotates under the action of the support spring 52 and is abutted against the bottom end of the placing box 2 at the same time, and then fix the position of apron 3, apron 3 will be placed case 2 and carry out the angle and support, has improved the convenience of placing case 2 and using, removes containing box 7 again, takes out the survey line in containing box 7, inserts the position that tester body 1 corresponds with the plug of survey line and tests, has improved the convenience that ground resistance tester used.
After the ground resistance tester is used, the detection line is wound on the winding post 71, the containing box 7 is moved in the containing groove 24, after the containing box 7 is reset, the supporting plate 51 is rotated towards the pop-up groove 32, the position fixing of the cover plate 3 is removed, the cover plate 3 is moved, the cover plate 3 is rotated again, the cover plate 3 is made to seal the instrument groove 21, the rotating plate 42 is rotated, the lower surface of the rotating plate 42 is abutted to the upper surface of the cover plate 3, the position of the cover plate 3 is fixed, meanwhile, the locking plate 62 is abutted to the inner wall of the locking groove 33, the cover plate 3 fixes the position of the containing box 7, the tester body 1 and the detection line are carried together by the containing box 2 and the containing box 7, and the portability of the ground resistance tester is improved.
The embodiments of the present invention are preferred embodiments of the present application, and the scope of protection of the present application is not limited by the embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (8)
1. The utility model provides a ground resistance tester which characterized in that: comprises a placing box (2) and a tester body (1), wherein the top end of the placing box (2) is provided with an instrument groove (21), the tester body (1) is positioned in the placing box (2), the surface of the meter of the tester body (1) faces the opening end surface of the instrument groove (21), one end of a pair of opposite side walls of the instrument groove (21) is fixedly provided with a rotating column (22), a cover plate (3) for sealing the instrument groove (21) is rotatably connected between the rotating columns (22), the placing box (2) is provided with a fixing component (4) for fixing the cover plate (3) at the sealing position of the instrument groove (21), the side wall of the placing box (2) is provided with a containing groove (24), the containing groove (24) is connected with a containing box (7) in a sliding way, one end of the containing box (7) far away from the containing groove (24) is flush with the side wall of the placing box (2), the containing box (7) is positioned in the containing groove (24), and the containing box (7) is used for placing a detection line, the storage box (7) is provided with a locking assembly (6) for fixing the position of the storage box (7) when the cover plate (3) closes the meter groove (21).
2. The earth resistance tester of claim 1, wherein: locking subassembly (6) are including extending board (61) and lockplate (62), the inside wall of instrument groove (21) is constituteed to the part of containing box (7) inner wall, extend board (61) and set firmly on containing box (7) constitution instrument groove (21) inside wall's part, lockplate (62) set firmly at extension board (61) upper surface, locking groove (33) have been seted up to apron (3) lower surface, when apron (3) are sealed instrument groove (21), lockplate (62) and the inner wall butt of locking groove (33).
3. The earth resistance tester of claim 1, wherein: and a plurality of winding columns (71) for winding the detection wires are fixedly arranged on the inner bottom wall of the containing box (7).
4. The earth resistance tester of claim 1, wherein: the lower surface of the cover plate (3) is provided with an ejection groove (32), a support plate (51) is rotatably connected in the ejection groove (32), and a support spring (52) which ejects part of the support plate (51) from the ejection groove (32) is fixedly arranged between the ejection groove (32) and the support plate (51).
5. The earth resistance tester of claim 4, wherein: accomodate in groove (24) diapire just to offer the hole (23) that slides that will place case (2) to run through to the position of rotating post (22), apron (3) and the lateral wall that rotates post (22) butt have seted up groove (31) that slides, and when apron (3) rotated the position of upper surface and instrument groove (21) lateral wall butt, groove (31) that slides supply to rotate post (22) including slide, and apron (3) slide in hole (23) that slides.
6. The earth resistance tester of claim 5, wherein: apron (3) are located the in-process that slides hole (23) and rotate post (22) and slide to sliding groove (31) one end inner wall, pop out groove (32) and break away from sliding hole (23), and one end that self axis of rotation was kept away from in backup pad (51) with place case (2) bottom butt.
7. The earth resistance tester of claim 6, wherein: the side wall of the supporting plate (51) far away from the ejection groove (32) is fixedly provided with a baffle (511) at a position close to the rotating shaft of the supporting plate, and when the supporting plate (51) is in a natural state, the baffle (511) is tightly pushed against the inner wall of the ejection groove (32) by the supporting plate (51).
8. The earth resistance tester of claim 1, wherein: fixed subassembly (4) are including rotating post (22) and rotor plate (42), rotate post (22) and set firmly and keep away from the position of apron (3) axis of rotation placing case (2) upper surface, and rotor plate (42) rotate to be connected on dwang (41), and when apron (3) sealed instrument groove (21), rotor plate (42) lower surface and apron (3) upper surface butt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023329302.3U CN214409128U (en) | 2020-12-30 | 2020-12-30 | Ground resistance tester |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023329302.3U CN214409128U (en) | 2020-12-30 | 2020-12-30 | Ground resistance tester |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214409128U true CN214409128U (en) | 2021-10-15 |
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ID=78043616
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023329302.3U Expired - Fee Related CN214409128U (en) | 2020-12-30 | 2020-12-30 | Ground resistance tester |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214409128U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115856538A (en) * | 2022-12-05 | 2023-03-28 | 江苏德易迪康科技有限公司 | Portable GIS detector with automatic early warning function |
-
2020
- 2020-12-30 CN CN202023329302.3U patent/CN214409128U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115856538A (en) * | 2022-12-05 | 2023-03-28 | 江苏德易迪康科技有限公司 | Portable GIS detector with automatic early warning function |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20211015 |