CN221100825U - Measuring instrument with grounding reinforcing structure - Google Patents
Measuring instrument with grounding reinforcing structure Download PDFInfo
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- CN221100825U CN221100825U CN202322667994.XU CN202322667994U CN221100825U CN 221100825 U CN221100825 U CN 221100825U CN 202322667994 U CN202322667994 U CN 202322667994U CN 221100825 U CN221100825 U CN 221100825U
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- 230000003014 reinforcing effect Effects 0.000 title abstract description 5
- 239000002184 metal Substances 0.000 claims abstract description 27
- 230000002787 reinforcement Effects 0.000 claims abstract description 14
- 230000002457 bidirectional effect Effects 0.000 claims abstract description 11
- 230000008878 coupling Effects 0.000 abstract 1
- 238000010168 coupling process Methods 0.000 abstract 1
- 238000005859 coupling reaction Methods 0.000 abstract 1
- 230000000694 effects Effects 0.000 description 9
- 238000005259 measurement Methods 0.000 description 2
- 238000006467 substitution reaction Methods 0.000 description 2
- 206010014357 Electric shock Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008033 biological extinction Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000012774 insulation material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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- Measurement Of Resistance Or Impedance (AREA)
Abstract
The utility model relates to the technical field of grounding of measuring instruments, and discloses a measuring instrument with a grounding reinforcing structure, which comprises a measuring instrument main body, wherein a grounding mechanism is arranged on the left side of the measuring instrument main body; the grounding mechanism comprises a connecting frame, a bidirectional ball screw is connected to the inner thread of the connecting frame, two movable plates are connected to the outer surface of the bidirectional ball screw in a threaded mode, two groups of connecting springs are fixedly installed on one side face, close to each other, of each movable plate, a metal sheet is fixedly installed at one end, close to each other, of each connecting spring, a limiting block is sleeved on the outer surface of the connecting frame, and two pull rods are connected to the inner portion of the limiting block in a sliding mode. This measuring apparatu with ground connection reinforced structure through being provided with measuring apparatu main part, link, two-way ball screw, movable plate, coupling spring, sheetmetal, stopper, pull rod, wedge, fixed spring and earth connection, has realized the purpose of carrying out the reinforcement to ground connection mechanism, thereby avoids ground connection structure to take place the phenomenon that breaks away from as far as possible.
Description
Technical Field
The utility model relates to the technical field of grounding of measuring instruments, in particular to a measuring instrument with a grounding reinforcing structure.
Background
The direct current resistance measuring instrument is a high-precision substitution product for replacing direct current single-arm and double-arm bridges, overcomes the defect that other similar products are inconvenient to read in sunlight due to the fact that the LED display value is used for the similar products, has an automatic arc extinction function, and needs to clamp a clamp of a grounding wire on the outer side of a grounding metal column before measurement is carried out.
When the existing measuring instrument is used, most measuring instruments are connected with the grounded metal column by using the clamp, but the phenomenon that the measuring instrument is easily slipped due to the connection of the frame is utilized, so that the measuring instrument is not firmly connected with the metal column, the phenomenon that the measuring instrument is easily separated from the metal column is caused, and certain errors are caused on the measured data of the measuring instrument, so that the practicability of the device is reduced.
Accordingly, one skilled in the art would provide a meter with a ground reinforcement structure to solve the above-mentioned problems.
Disclosure of utility model
The utility model aims to provide a measuring instrument with a grounding reinforcement structure, which solves the problem that the measuring instrument provided in the background art adopts a clamp to be connected with a grounding metal column so as to easily generate a detachment phenomenon.
In order to achieve the above purpose, the present utility model provides the following technical solutions:
The measuring instrument with the grounding reinforcement structure comprises a measuring instrument main body, wherein a grounding mechanism is arranged on the left side of the measuring instrument main body;
The grounding mechanism comprises a connecting frame, two ball screws are connected to the inner threads of the connecting frame, two movable plates are connected to the outer threads of the two ball screws, two connecting springs are fixedly installed on one side surfaces of the movable plates, which are close to each other, two connecting springs are fixedly installed on one ends of the connecting springs, which are close to each other, of the two movable plates, limiting blocks are sleeved on the outer surfaces of the connecting frame, two pull rods are connected to the inner threads of the limiting blocks in a sliding mode, wedge-shaped blocks are fixedly installed on one ends of the two pull rods, each wedge-shaped block is clamped inside the connecting frame, fixing springs are sleeved on the outer surfaces of the pull rods, one ends of the fixing springs, which are close to each other, of the two movable plates are fixedly connected with the front surface and the back surface of the limiting block respectively, a grounding wire is fixedly installed on the left side surface of the measuring instrument main body, and two ends of the grounding wire, which are far away from the measuring instrument main body, of the right side surfaces of the two metal pieces are fixedly connected with the right side surfaces of the two metal pieces respectively.
As still further aspects of the utility model: the bidirectional ball screw is characterized in that a turntable is fixedly arranged at one end, far away from the connecting frame, of the bidirectional ball screw, a limiting spring is fixedly arranged on the front face of the connecting frame, a connecting column is fixedly arranged at one end, far away from the connecting frame, of the limiting spring, and the connecting column is clamped inside the turntable.
As still further aspects of the utility model: the telescopic rod is fixedly arranged at one end of the connecting column, which is close to the connecting frame, and one end of the telescopic rod, which is close to the connecting frame, is fixedly connected with the front surface of the connecting frame.
As still further aspects of the utility model: the inner wall of the connecting frame is fixedly provided with a sliding rod, and the inner wall of each moving plate is in sliding connection with the outer surface of the sliding rod.
As still further aspects of the utility model: two sides that the movable plate is close to each other are all fixed mounting has two sets of telescopic links, two the sheet metal is a side that keeps away from each other all with the flexible end fixed connection of telescopic link.
As still further aspects of the utility model: two groups of supporting legs are fixedly arranged on the bottom surface of the measuring instrument main body, and anti-skid pads are fixedly arranged on the bottom surface of each supporting leg.
As still further aspects of the utility model: two the one end fixed mounting that the pull rod kept away from each other has the fixed column, every the inside of fixed column is all rotated and is connected with the pull ring.
Compared with the prior art, the utility model has the beneficial effects that:
According to the utility model, the connecting frame, the bidirectional ball screw, the movable plate, the connecting spring, the metal sheet, the limiting block, the pull rod, the wedge block and the fixed spring are arranged, a worker clamps the connecting frame on the outer surface of the metal sheet, then the bidirectional ball screw is matched with the movable plate and the connecting spring to drive the metal sheet to move, so that the metal sheet is in close contact with the grounding metal, the limiting block is clamped on the outer surface of the connecting frame, and then the wedge block is clamped inside the connecting frame by utilizing the elastic force of the fixed spring, so that the phenomenon that the grounding structure is not firmly fixed with the grounding metal as much as possible is avoided, the accuracy of data measurement is further ensured, the practicability of the device is improved, and the measuring instrument body is electrically connected with the grounding mechanism through the grounding wire by virtue of the measuring instrument body, so that the purpose of grounding the measuring instrument body is realized.
Drawings
FIG. 1 is a schematic diagram of a meter with a ground reinforcement structure;
FIG. 2 is a schematic perspective view of a cross-sectional view of a connector in a meter with a ground reinforcement structure;
FIG. 3 is a schematic perspective view of a limiting block in a measuring instrument with a ground reinforcement structure;
Fig. 4 is a rear view, cross-sectional, perspective schematic illustration of a connector in a meter with ground reinforcing structure.
In the figure: 1. a meter body; 2. a grounding mechanism; 201. a connecting frame; 202. a two-way ball screw; 203. a moving plate; 204. a connecting spring; 205. a metal sheet; 206. a limiting block; 207. a pull rod; 208. wedge blocks; 209. a fixed spring; 210. a ground wire; 3. a turntable; 4. a limit spring; 5. a connecting column; 6. a telescopic rod; 7. a slide bar; 8. a telescopic column; 9. support legs; 10. an anti-slip pad; 11. fixing the column; 12. and (5) a pull ring.
Detailed Description
Referring to fig. 1-4, a measuring instrument with a grounding reinforcement structure includes a measuring instrument main body 1, wherein a grounding mechanism 2 is arranged on the left side of the measuring instrument main body 1;
The grounding mechanism 2 comprises a connecting frame 201, a bidirectional ball screw 202 is connected to the inner thread of the connecting frame 201, two movable plates 203 are connected to the outer surface of the bidirectional ball screw 202 in a threaded mode, two groups of connecting springs 204 are fixedly installed on one side face, close to each other, of the two movable plates 203, metal sheets 205 are fixedly installed on one ends, close to each other, of the two connecting springs 204, limiting blocks 206 are sleeved on the outer surface of the connecting frame 201, two pull rods 207 are fixedly installed on one ends, close to each other, of the two pull rods 207, wedge-shaped blocks 208 are fixedly installed on the outer surface of each pull rod 207, fixing springs 209 are sleeved on the outer surface of each pull rod 207, one ends, close to each other, of the two fixing springs 209 are fixedly connected with the front face and the back face of the limiting blocks 206 respectively, a grounding wire 210 is fixedly installed on the left side face of the measuring instrument main body 1, two ends, far away from the measuring instrument main body 1, of each grounding wire 210 is fixedly connected with the right side face of the two metal sheets 205 respectively, two opposite threads are formed on the outer surfaces of the two directions of the bidirectional ball screw 202, two wedge-shaped blocks 208 are fixedly installed on the outer surfaces of the connecting frame 201, the movable plates 203 and the limiting blocks 206 respectively, and insulation materials are arranged on the outer surfaces of the two connecting plates, so that the two connecting plates are in contact with each other, and risk of electric shock is avoided when a worker 2 is guaranteed.
Specifically, one end of the bidirectional ball screw 202, which is far away from the connecting frame 201, is fixedly provided with a turntable 3, through holes which are arranged at equal distances are formed in the outer surface of the turntable 3, a limit spring 4 is fixedly arranged on the front surface of the connecting frame 201, a connecting column 5 is fixedly arranged at one end of the limit spring 4, which is far away from the connecting frame 201, and the connecting column 5 is clamped in the turntable 3.
Through above-mentioned technical scheme, through being provided with carousel 3, spacing spring 4 and spliced pole 5, the joint is in the inside of carousel 3 under the effect of spacing spring 4 elasticity to played the effect that locks two-way ball screw 202, and then avoided two-way ball screw 202 to take place the phenomenon of autogenous rotation as far as possible, guaranteed two-way ball screw 202's stability.
Specifically, the end of the connecting post 5, which is close to the connecting frame 201, is fixedly provided with a telescopic rod 6, and the end of the telescopic rod 6, which is close to the connecting frame 201, is fixedly connected with the front surface of the connecting frame 201.
Through above-mentioned technical scheme, through being provided with telescopic link 6, played the effect of restriction spliced pole 5 movement track to avoid spliced pole 5 to take place the phenomenon of skew movement track when removing as far as possible, and then guaranteed the stability that spliced pole 5 moved.
Specifically, the inner wall of the connecting frame 201 is fixedly provided with a sliding rod 7, and the inner wall of each moving plate 203 is slidably connected with the outer surface of the sliding rod 7.
Through the above technical scheme, through being provided with slide bar 7, played the effect of restriction movable plate 203 movement track to the phenomenon that takes place rotatoryly when moving as far as possible movable plate 203, and then guaranteed the stability that movable plate 203 moved.
Specifically, two groups of telescopic posts 8 are fixedly mounted on one side surface of the two moving plates 203, which are close to each other, and one side surface of the two metal sheets 205, which are far away from each other, is fixedly connected with the telescopic ends of the telescopic posts 8.
Through above-mentioned technical scheme, through being provided with telescopic column 8, played the effect of restriction sheetmetal 205 movement track to avoid sheetmetal 205 to take place the phenomenon of skew movement track when moving as far as possible, and then guaranteed the stability that sheetmetal 205 moved.
Specifically, two groups of support legs 9 are fixedly arranged on the bottom surface of the measuring instrument main body 1, and anti-slip pads 10 are fixedly arranged on the bottom surface of each support leg 9.
Through above-mentioned technical scheme, through being provided with supporting leg 9 and slipmat 10, avoid measuring apparatu main part 1 to take place gliding phenomenon when placing as far as possible, and then guaranteed measuring apparatu main part 1's stability.
Specifically, the fixing posts 11 are fixedly installed at the ends, away from each other, of the two pull rods 207, and the pull ring 12 is rotatably connected to the inside of each fixing post 11.
Through above-mentioned technical scheme, through being provided with fixed column 11 and pull ring 12, make things convenient for the workman to stimulate pull rod 207, and then reduced the complexity of workman's operation.
The working principle of the utility model is as follows: during the use, the workman is at first placed the link 201 at the surface of earth metal, afterwards, the workman is with spliced pole 5 to the one side pulling that is close to link 201, thereby make spliced pole 5 slide away the inside of carousel 3, afterwards, the workman rotates carousel 3, make carousel 3 drive two movable plates 203 and rotate to one side that is close to each other, thereby make two movable plates 203 drive two sheetmetal 205 and move to one side that is close to each other in cooperation with connecting spring 204, and then make sheetmetal 205 and earth metal zonulae occludens under connecting spring 204 elasticity, afterwards, the workman unclamps spliced pole 5, thereby make spliced pole 5 under the effect of spacing spring 4 elasticity at the inside of carousel 3, thereby the purpose of locking two-way ball 202, afterwards, the workman is with stopper 206 joint on link 201, afterwards, the workman promotes stopper 206, make stopper 206 slide to one side that is close to movable plate 203 in the outward appearance of link 201, make stopper 206 right side and earth metal's surface in close contact with each other, simultaneously, wedge piece 208 is connected with earth metal zonulae occludens under the effect of connecting spring 204 elasticity, thereby the effect of locking mechanism 2 has been avoided in order to take place with earth metal to the effect of locking mechanism 2 as far as possible.
The foregoing description is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical solution of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.
Claims (7)
1. The utility model provides a measuring apparatu with ground connection reinforced structure, includes measuring apparatu main part (1), its characterized in that: the left side of the measuring instrument main body (1) is provided with a grounding mechanism (2);
The grounding mechanism (2) comprises a connecting frame (201), two ball screws (202) are connected with the inner threads of the connecting frame (201), two movable plates (203) are connected with the outer threads of the two ball screws (202), two connecting springs (204) are fixedly arranged on one side surface of each movable plate (203) which is close to each other, a metal sheet (205) is fixedly arranged at one end of each connecting spring (204) which is close to each other, a limiting block (206) is sleeved on the outer surface of the connecting frame (201), two pull rods (207) are connected with the inner portion of each limiting block (206) in a sliding mode, wedge blocks (208) are fixedly arranged at one end of each pull rod (207) which is close to each other, fixing springs (209) are sleeved on the outer surface of each pull rod (207), one end of each fixing spring (209) which is close to each other is fixedly connected with the front surface and the back surface of each limiting block (206), a left side surface of each main body (1) is fixedly connected with two metal sheets (210) of each main body (1), and two right side surfaces of each main body (210) which are far away from each other.
2. A meter with ground reinforcement structure according to claim 1, characterized in that: the bidirectional ball screw (202) is far away from one end fixed mounting of link (201) and has carousel (3), the front fixed mounting of link (201) has spacing spring (4), one end fixed mounting that link (201) was kept away from to spacing spring (4) has spliced pole (5), spliced pole (5) joint is in the inside of carousel (3).
3. A meter with ground reinforcement structure according to claim 2, characterized in that: one end of the connecting column (5) close to the connecting frame (201) is fixedly provided with a telescopic rod (6), and one end of the telescopic rod (6) close to the connecting frame (201) is fixedly connected with the front surface of the connecting frame (201).
4. A meter with ground reinforcement structure according to claim 1, characterized in that: the inner wall of the connecting frame (201) is fixedly provided with a sliding rod (7), and the inner wall of each moving plate (203) is in sliding connection with the outer surface of the sliding rod (7).
5. A meter with ground reinforcement structure according to claim 1, characterized in that: two groups of telescopic columns (8) are fixedly arranged on one side surfaces, close to each other, of the two moving plates (203), and one side surfaces, far away from each other, of the two metal sheets (205) are fixedly connected with the telescopic ends of the telescopic columns (8).
6. A meter with ground reinforcement structure according to claim 1, characterized in that: two groups of supporting legs (9) are fixedly arranged on the bottom surface of the measuring instrument main body (1), and anti-slip pads (10) are fixedly arranged on the bottom surface of each supporting leg (9).
7. A meter with ground reinforcement structure according to claim 1, characterized in that: one end of each pull rod (207) far away from each other is fixedly provided with a fixing column (11), and the inside of each fixing column (11) is rotationally connected with a pull ring (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322667994.XU CN221100825U (en) | 2023-10-07 | 2023-10-07 | Measuring instrument with grounding reinforcing structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322667994.XU CN221100825U (en) | 2023-10-07 | 2023-10-07 | Measuring instrument with grounding reinforcing structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221100825U true CN221100825U (en) | 2024-06-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322667994.XU Active CN221100825U (en) | 2023-10-07 | 2023-10-07 | Measuring instrument with grounding reinforcing structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221100825U (en) |
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2023
- 2023-10-07 CN CN202322667994.XU patent/CN221100825U/en active Active
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