CN210113579U - Ground resistance detects card - Google Patents
Ground resistance detects card Download PDFInfo
- Publication number
- CN210113579U CN210113579U CN201920290201.8U CN201920290201U CN210113579U CN 210113579 U CN210113579 U CN 210113579U CN 201920290201 U CN201920290201 U CN 201920290201U CN 210113579 U CN210113579 U CN 210113579U
- Authority
- CN
- China
- Prior art keywords
- seat
- threaded rod
- fixedly connected
- detection card
- inner conductor
- 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
- 238000001514 detection method Methods 0.000 claims abstract description 42
- 239000004020 conductor Substances 0.000 claims abstract description 36
- 239000002184 metal Substances 0.000 claims description 3
- 229910052751 metal Inorganic materials 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 4
- 241000270728 Alligator Species 0.000 description 4
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 230000007480 spreading Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Images
Abstract
The utility model belongs to the technical field of ground resistance detection equipment, especially, be a ground resistance detection card, including ground connection electric rod and detection card shell body, the lateral wall fixedly connected with spliced pole of ground connection electric rod, the inside wall fixedly connected with inner conductor of detection card shell body, the surface fixedly connected with interface of inner conductor, the lateral wall fixedly connected with screw rod seat of detection card shell body, the inside meshing of screw rod seat has the threaded rod; the threaded rod passes through the threaded rod seat to be fixed on detecting the card shell body, and the bottom of threaded rod is connected and is rotated the seat, rotate the seat and go up and connect the clamp body, make the clamp body carry out the centre gripping to the inside spliced pole of inner conductor, when fixing, rotate the knob on the threaded rod, make the threaded rod go up and down in the threaded rod seat, drive the clamp body of below, and rotate the seat through setting up, make the clamp body can not rotate, reach and press from both sides tightly fixed to the spliced pole at the in-process that the clamp body descends, the phenomenon of avoiding appearing droing takes place.
Description
Technical Field
The utility model belongs to the technical field of ground resistance check out test set, concretely relates to ground resistance detects card.
Background
The ground resistance is a resistance encountered by a current flowing from a ground device into the ground and then flowing through the ground to another ground body or spreading to a distant place. The grounding resistance value reflects the good degree of contact between the electric device and the ground and reflects the scale of a grounding network, when the grounding resistance is measured, an electrode (an electric rod) needs to be inserted underground, and then a detection card is contacted with the electrode, so that the detection card is clamped on the electrode for detection.
The prior art has the following problems:
1. the original detection card is mostly in an alligator clip structure, and when wiring is carried out, the alligator clip is pulled easily by an electric wire, so that the detection card is separated from an electric rod and needs to be fixed again, which is troublesome;
2. the electric wire and the card body integrated into one piece on original detection card, can not dismantle, when transporting or storing, the card body easily takes place to damage with the junction of electric wire, and card body or arbitrary department of electric wire take place to damage, and whole just can not use, cause great waste.
SUMMERY OF THE UTILITY MODEL
To solve the problems set forth in the background art described above. The utility model provides a ground resistance detects card has fixed firm, avoids the characteristics of damage.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a ground resistance detects card, includes the ground connection excellent, the lateral wall fixedly connected with spliced pole of ground connection excellent, the lateral wall of spliced pole can be dismantled and be connected with the detection card shell body, detect the inside wall fixedly connected with inner conductor of the card shell body, the outer fixed surface of inner conductor is connected with the interface, the lateral wall fixedly connected with screw rod seat of the detection card shell body, the inside meshing of screw rod seat has the threaded rod, the top fixedly connected with knob of threaded rod, the bottom fixedly connected with of threaded rod rotates the seat, the bottom fixedly connected with clamp of rotating the seat, the one end of detecting the card shell body can be dismantled and be connected with the cassette, the one end fixedly connected with dop of cassette, the head is led to the one end fixedly connected with of dop, the other end fixedly connected with electric wire of cassette.
Preferably, the inner conductor is hollow and has a cylindrical opening at one end.
Preferably, the inner conductor is a metal conductor.
Preferably, the threaded rod penetrates through the detection card outer shell and extends to the inner part of the inner conductor.
Preferably, a bearing is arranged inside the rotating seat, and the clamp body is rotatably connected with the rotating seat through the bearing.
Preferably, a clamping groove is formed in the interface, and the guide head is connected with the interface in a clamping manner through the clamping groove.
Preferably, the outer surface of the clamping head is provided with a clamping block, and the clamping seat is clamped and connected with the detection card outer shell through the clamping head.
Compared with the prior art, the beneficial effects of the utility model are that:
1. adopt the sense terminal to replace the alligator clip, inside through detecting the card shell body sets up the inner conductor, make the inner conductor be connected with the spliced pole on the ground connection pole, the rethread sets up the threaded rod in the top that detects the card shell body, the threaded rod passes through the threaded rod seat to be fixed on detecting the card shell body, and the bottom of threaded rod is connected and is rotated the seat, connect the clamp on the seat of rotating, make the clamp carry out the centre gripping to the inside spliced pole of inner conductor, when fixing, rotate the knob on the threaded rod, make the threaded rod go up and down in the threaded rod seat, drive the clamp of below, and rotate the seat through setting up, make the clamp can not rotate, it is fixed to reach to press from both sides the clamp to the spliced pole at the in-process.
2. The structure that adopts the plug seat replaces original direct welded structure, rear end at the detection card shell body sets up the cassette, set up the dop on the cassette, the lead is connected to the one end of dop, make dop on the cassette carry out the block with the detection card shell body and be connected, and then make electric wire end and sense terminal can dismantle, and lead the interface establishment electric connection of the rear end through including the conductor, make sense terminal and electric wire end switch on, when not using, direct plug protects, avoid the emergence of phenomenon to appear damaging in the junction.
Drawings
The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:
fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic structural view of a cross-sectional view of a detection card in the present invention;
FIG. 3 is a schematic structural diagram of a front view of a detection card in the present invention;
FIG. 4 is a schematic structural view of the middle release mechanism of the present invention;
in the figure: 1. a ground electric rod; 11. connecting columns; 2. detecting the card outer shell; 21. an inner conductor; 22. an interface; 3. a threaded rod; 31. a knob; 32. a screw base; 33. a rotating seat; 34. a clip body; 4. a card holder; 41. a guide head; 42. clamping a head; 5. an electric wire.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Example 1
Referring to fig. 1-4, the present invention provides the following technical solutions: the utility model provides a ground resistance detects card, including ground connection excellent 1, the lateral wall fixedly connected with spliced pole 11 of ground connection excellent 1, the lateral wall of spliced pole 11 can be dismantled and be connected with and detect the card shell body 2, detect the inside wall fixedly connected with inner conductor 21 of card shell body 2, the outer fixed surface of inner conductor 21 is connected with interface 22, the lateral wall fixedly connected with screw rod seat 32 of detecting card shell body 2, the inside meshing of screw rod seat 32 has threaded rod 3, the top fixedly connected with knob 31 of threaded rod 3, the bottom fixedly connected with of threaded rod 3 rotates seat 33, the bottom fixedly connected with clamp 34 of rotating seat 33, the one end of detecting card shell body 2 can be dismantled and be connected with cassette 4, the one end fixedly connected with dop 42 of cassette 4, the one end fixedly connected with of dop 42 leads head 41, the other end fixedly connected with electric wire.
In this embodiment: the inner conductor 21 and the interface 22 are made of copper so that they can establish electrical connection.
In this embodiment: the detection end is adopted to replace an alligator clip, the inner conductor 21 is arranged in the detection card outer shell 2 to connect the inner conductor 21 with the connecting column 11 on the grounding electric rod 1, the threaded rod 3 is arranged above the detection card outer shell 2, the threaded rod 3 is fixed on the detection card outer shell 2 through the threaded rod seat 32, the bottom end of the threaded rod 3 is connected with the rotating seat 33, the clamping body 34 is connected on the rotating seat 33, the clamping body 34 clamps the connecting column 11 in the inner conductor 21, when the threaded rod 3 is fixed, the knob 31 on the threaded rod 3 is rotated to enable the threaded rod 3 to lift in the threaded rod seat 32 to drive the lower clamping body 34, and the rotating seat 33 is arranged to enable the clamping body 34 not to rotate, so as to clamp and fix the connecting column 11 in the descending process of the clamping body 34 and avoid the occurrence of the falling phenomenon, and the clamping seat 4 is arranged at the rear end of the detection card outer shell 2, set up dop 42 on cassette 4, lead 41 is connected to the one end of dop 42, makes dop 42 on cassette 4 carry out the block with detecting the card shell body 2 and is connected, and then makes electric wire end and sense terminal can dismantle, and lead 41 establishes electric connection through interface 22 at the rear end of inner conductor 21, makes sense terminal and electric wire end carry out the circular telegram, when not using, direct plug protects, avoids the emergence of the damage phenomenon to appear in the junction.
Specifically, the inner conductor 21 is hollow and has a cylindrical opening at one end; the inner conductor 21 is connected to the connection post 11 through the opened opening.
Specifically, the inner conductor 21 is a metal conductor; the detection terminal is made conductive by the inner conductor 21 made of a metal material.
Specifically, the threaded rod 3 penetrates through the detection card outer shell 2 and extends into the inner conductor 21; the threaded rod 3 is lifted and lowered inside the inner conductor 21.
Specifically, a bearing is arranged inside the rotating seat 33, and the clamp 34 is rotatably connected with the rotating seat 33 through the bearing; the clamp body 34 rotates on the rotary base 33 through a bearing.
Specifically, a clamping groove is formed in the interface 22, and the guide head 41 is connected with the interface 22 in a clamping manner through the clamping groove; the guide head 41 is keyed into a slot formed in the interface 22 for connection.
Specifically, the outer surface of the chuck 42 is provided with a clamping block, and the clamping seat 4 is clamped and connected with the detection card outer shell 2 through the chuck 42; the chuck 42 is fixed to the test card case 2 by insertion.
The utility model discloses a theory of operation and use flow: firstly, the grounding electric rod 1 is inserted into the ground, then the inner conductor 21 is inserted into the connecting column 11, when fixing is carried out, the knob 31 on the threaded rod 3 is rotated, the threaded rod 3 is lifted in the threaded rod seat 32 to drive the lower clamp body 34, and the clamp body 34 can not rotate by arranging the rotating seat 33, so that the connecting column 11 is clamped and fixed in the process of descending the clamp body 34, the falling-off phenomenon is avoided, the clamping seat 4 is arranged at the rear end of the detection card outer shell body 2, the clamping seat 4 is provided with the clamping head 42, one end of the clamping head 42 is connected with the guide head 41, the clamping head 42 on the clamping seat 4 is clamped and connected with the detection card outer shell body 2, the electric wire end and the detection end can be disassembled, the guide head 41 is electrically connected with the interface 22 at the rear end of the inner conductor 21, the detection end and the electric wire end are electrified, when not in use, the direct plugging and, the occurrence of damage at the joint is avoided.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (7)
1. The utility model provides a ground resistance detects card, includes ground connection electric rod (1), lateral wall fixedly connected with spliced pole (11) of ground connection electric rod (1), the lateral wall of spliced pole (11) can be dismantled and be connected with detection card shell body (2), its characterized in that: the inner side wall of the detection card outer shell (2) is fixedly connected with an inner conductor (21), the outer surface of the inner conductor (21) is fixedly connected with an interface (22), the outer side wall of the detection card outer shell (2) is fixedly connected with a threaded rod seat (32), a threaded rod (3) is engaged in the threaded rod seat (32), the top end of the threaded rod (3) is fixedly connected with a knob (31), the bottom end of the threaded rod (3) is fixedly connected with a rotating seat (33), the bottom of the rotating seat (33) is fixedly connected with a clamp body (34), one end of the detection card outer shell (2) is detachably connected with a card seat (4), one end of the clamping seat (4) is fixedly connected with a clamping head (42), one end of the clamping head (42) is fixedly connected with a guide head (41), and the other end of the clamping seat (4) is fixedly connected with an electric wire (5).
2. The ground resistance detection card according to claim 1, wherein: the inner conductor (21) is hollow and is provided with a cylindrical opening at one end.
3. The ground resistance detection card according to claim 1, wherein: the inner conductor (21) is a metal conductor.
4. The ground resistance detection card according to claim 1, wherein: the threaded rod (3) penetrates through the detection card outer shell (2) and extends to the inner part of the inner conductor (21).
5. The ground resistance detection card according to claim 1, wherein: the inside of rotating seat (33) is equipped with the bearing, just clamp (34) pass through the bearing with rotate seat (33) and rotate and be connected.
6. The ground resistance detection card according to claim 1, wherein: a clamping groove is formed in the interface (22), and the guide head (41) is connected with the interface (22) in a clamping mode through the clamping groove.
7. The ground resistance detection card according to claim 1, wherein: the outer surface of dop (42) has the fixture block, cassette (4) pass through dop (42) with detect card shell body (2) block connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920290201.8U CN210113579U (en) | 2019-03-07 | 2019-03-07 | Ground resistance detects card |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920290201.8U CN210113579U (en) | 2019-03-07 | 2019-03-07 | Ground resistance detects card |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210113579U true CN210113579U (en) | 2020-02-25 |
Family
ID=69579105
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920290201.8U Expired - Fee Related CN210113579U (en) | 2019-03-07 | 2019-03-07 | Ground resistance detects card |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210113579U (en) |
-
2019
- 2019-03-07 CN CN201920290201.8U patent/CN210113579U/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: 20200225 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |