CN220289752U

CN220289752U - Fixable megohmmeter

Info

Publication number: CN220289752U
Application number: CN202322072766.8U
Authority: CN
Inventors: 秧志潮; 朱礼; 罗添少
Original assignee: Yunnan Qiantai Power Technology Co ltd
Current assignee: Yunnan Qiantai Power Technology Co ltd
Priority date: 2023-08-03
Filing date: 2023-08-03
Publication date: 2024-01-02
Anticipated expiration: 2033-08-03

Abstract

The utility model relates to the technical field of megameters and discloses a fixable megameter which comprises a megameter main body and an outer bin, wherein a chute is formed in one side end face of the megameter main body, two connecting grooves are formed in two sides of the front end face of the upper side of the megameter main body, a lower block is fixedly arranged at the position, close to the lower side, of the rear end face of the megameter main body, an upper block is fixedly arranged at the position, close to the upper side, of the rear end face of the megameter main body, a bottom groove is formed in the lower end face of the upper block, a fixing rod is arranged in the bottom groove in a threaded penetrating mode, a pressing block is rotatably arranged on the lower end face of the fixing rod, and inner grooves are formed in the inner walls of two sides of the four connecting grooves. According to the utility model, the pressing block extrudes the edge of the test bed by rotating the fixing rod so as to fix the megameter main body, and the clamping piece is arranged on the inner wall of the connecting groove and is pushed by the extrusion spring to clamp the connector, so that the megameter main body is still firmly fixed after multiple pulling and inserting.

Description

Fixable megohmmeter

Technical Field

The utility model relates to the technical field of megohmmeters, in particular to a fixable megohmmeter.

Background

The insulating drainage is mainly applied to load transfer of a live working bypass operation method of an electric power system, the bypass operation method is that bypass systems are installed at two ends of a circuit element, maintenance and replacement of the circuit element are achieved under the condition of continuous power supply through switching of the bypass systems, an insulating drainage wire is the most widely applied bypass equipment, continuous power consumption of all users in the range of a circuit to be maintained can be guaranteed through load transfer of the insulating drainage wire, and a megameter is needed to be used when the test is detected. Megameters are a common type of measuring instrument used by electricians, mainly for inspecting electrical equipment.

Most of the existing megohmmeters are hand-held, and when in use, the hand-held or flat-laid testing stand is needed, the former influences the detection of the test, the latter is not placed stably, and the connection port is easy to loose due to the fact that the detection line is pulled out and plugged repeatedly, so that a person skilled in the art provides a fixable megohmmeter to solve the problems in the background technology.

Disclosure of Invention

The utility model aims to solve the defects in the prior art, and provides the fixable megohmmeter, wherein a megohmmeter main body is clamped at the edge of a test bed through the matching of an upper block and a lower block, a pressing block is pressed by a rotating fixing rod to fix the megohmmeter main body, so that the megohmmeter is more convenient to use, the detection is not always hindered by holding the megohmmeter on the hand, a connector is drawn from the upper end of an outer bin and inserted into the inner wall of a connecting groove, the inner wall of the connecting groove is provided with a clamping piece, the clamping piece is pushed by an extrusion spring to clamp the connector, the megohmmeter is still fixed firmly after the connector is pulled out for many times, and the connector is pulled by an automatic contractor after the connector is released, so that the megohmmeter is more convenient to pick up and more convenient to carry.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a can fix megameter, includes megameter main part and external bin, the spout has been seted up to megameter main part one side terminal surface, two spread grooves have all been seted up to megameter main part upside preceding terminal surface both sides position, megameter main part rear end face is close to the downside position fixed and is provided with the lower piece, megameter main part rear end face is close to the upside position fixed and is provided with the upper block, the lower terminal surface of upper block has been seted up the kerve, the thread of kerve inner top surface runs through and is provided with the dead lever, the rotation of dead lever lower terminal surface is provided with the briquetting, four spread groove both sides inner wall has all been seted up the inside groove, eight the inside groove inner wall all slides and is provided with the clamping piece, eight inside groove keep away from four spread groove one side inner walls and have all been seted up two spring grooves, a plurality of spring groove inner walls all are fixedly provided with extrusion spring;

grooves are formed in the positions, close to the front side, of the upper end face of the outer bin and the positions, close to the front side and the rear side, of the lower end face of the outer bin, placing grooves are formed in the positions, close to the front side and the rear side, of the inner wall of the outer bin, automatic retractors are fixedly arranged in the positions, close to the front side and the rear side, of the inner wall of the outer bin, connectors are fixedly arranged at the upper ends of the two automatic retractors, detection needles are fixedly arranged at the lower ends of the two automatic retractors, and a sliding block is fixedly arranged at the position, close to the middle, of the end face of one side of the outer bin;

through above-mentioned technical scheme, thereby make the briquetting fix the megameter main part through rotating the dead lever to test bench edge extrusion, take out the connector and insert the spread groove inner wall, detect to insulating drainage preventive test device and detect at the extraction, watch the testing result through the display screen, it receives automatic contractor pulling to stand to outer storehouse upper end again that it receives the connector of spread groove inner wall after detecting, and the measuring needle is received the standing groove inner wall again for this megameter carries more conveniently.

Further, a display screen is arranged at the middle position of the front end face of the megameter main body;

through the technical scheme, the detected result is watched through the display screen.

Further, a first control knob is rotatably arranged at the lower side of the front end face of the megohmmeter near one side;

through the technical scheme, the data to be detected are changed through the first control knob.

Further, a second control knob is rotatably arranged at the lower side of the front end face of the megameter main body close to the other side;

through the technical scheme, the value to be detected of the megameter main body is changed like the first control knob.

Further, the pressing block is movably arranged in the bottom groove;

through the technical scheme, the pressing block can be received into the inner wall of the bottom groove, so that the clamping range of the pressing block is increased.

Further, the plurality of extrusion springs are connected with eight clamping pieces, and the eight clamping pieces are movably arranged with the two connectors;

through above-mentioned technical scheme, carry out the centre gripping through the clamping piece to the connector for it is connected more stably with the spread groove.

Further, the two detection needles are movably arranged on the inner wall of the placing groove;

through the technical scheme, the detection needle can be received into the inner wall of the placing groove, so that the detection needle is more convenient to carry.

Further, the two shrinkage connectors are movably arranged on the inner walls of the four connecting grooves, and the sliding blocks are arranged on the inner walls of the sliding grooves in a sliding manner;

through above-mentioned technical scheme, thereby through the connector with the connection of spread groove, thereby switch on the connection of detection needle and megohmmeter main part.

The utility model has the following beneficial effects:

1. according to the fixable megohmmeter, the megohmmeter main body is clamped at the edge of the test bed through the matching of the upper block and the lower block, the pressing block is extruded by the rotary fixing rod to enable the pressing block to extend out to press the edge of the test bed, so that the megohmmeter main body is fixed, the use is more convenient, and the detection is not hindered by being held on the hand all the time.

2. According to the fixable megohmmeter provided by the utility model, the connector is drawn from the upper end of the outer bin and inserted into the inner wall of the connecting groove, the clamping piece is arranged on the inner wall of the connecting groove and is pushed by the extrusion spring to clamp the connector, so that the fixing is firm after the connector is pulled out for many times, and the connector is pulled by the automatic contractor after the connector is released, so that the connector is more convenient to collect and carry.

Drawings

FIG. 1 is a schematic diagram of an isometric view of a fixable megohmmeter in accordance with the present utility model;

FIG. 2 is a schematic illustration of an isometric view of an outer bin of a fixable megohmmeter in accordance with the present utility model;

FIG. 3 is a schematic side cross-sectional view of an outer housing of a fixable megohmmeter in accordance with the present utility model;

FIG. 4 is a schematic top-down view of a fixable megohmmeter attachment slot according to the present utility model;

fig. 5 is a schematic side cross-sectional view of a fixable megohmmeter in accordance with the present utility model.

Legend description:

1. a detection needle; 2. an outer bin; 3. a groove; 4. a chute; 5. a connector; 6. a connecting groove; 7. a megameter body; 8. a display screen; 9. a first control knob; 10. a second control knob; 11. a slide block; 12. an automatic retractor; 13. a placement groove; 14. a clamping piece; 15. an inner tank; 16. a spring groove; 17. extruding a spring; 18. a fixed rod; 19. loading blocks; 20. a bottom groove; 21. briquetting; 22. and (5) a lower block.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Examples

Referring to fig. 1-5, one embodiment provided by the present utility model is: the utility model provides a can fix megohmmeter, includes megohmmeter main part 7 and external bin 2, chute 4 has been seted up to megohmmeter main part 7 one side terminal surface, two spread grooves 6 have all been seted up to megohmmeter main part 7 upside front end face both sides position, connect connector 5, the fixed lower piece 22 that is provided with of megaohmmeter main part 7 rear end face near downside position, megaohmmeter main part 7 rear end face near upside position is fixed and is provided with upper block 19, the lower terminal surface of upper block 19 has been seted up kerve 20, kerve 20 internal top surface screw thread runs through and is provided with dead lever 18, rotate and press briquetting 21 thereby form the resistance with lower piece 22 and fix megohmmeter main part 7, dead lever 18 lower terminal surface rotates and is provided with briquetting 21, four the inside groove 15 both sides inner wall all has been seted up inside groove 15, eight inside groove 15 inner wall all slides and is provided with clamping piece 14, it is fixed more firm to press from each other to make it is kept away from four inside groove 6 one side inner walls, eight inside groove 15 all has set up two spring grooves 16, spring 16 all have spring 16 to extrude spring 17 to extrude 17;

the upper end face of the outer bin 2 is provided with grooves 3 near the front side and the rear side, the lower end face of the outer bin 2 is provided with a placing groove 13 near the front side and the rear side, the inner wall of the outer bin 2 is fixedly provided with automatic contractors 12 near the front side and the rear side, the connectors 5 and the detection needles 1 are contracted, the upper ends of the automatic contractors 12 are fixedly provided with connectors 5, the lower ends of the automatic contractors 12 are fixedly provided with detection needles 1, one side end face of the outer bin 2 is fixedly provided with a sliding block 11 near the middle position, the outer bin 2 can be taken down from the megameter main body 7, the pressing block 21 is enabled to squeeze the edge of the test bed to fix the megameter main body 7 through rotating a fixing rod 18, the connectors 5 are inserted into the inner wall of the connecting groove 6, the connectors 5 are pulled out to be pulled by the automatic contractors 12 to stand to the upper end of the outer bin 2 after the detection results are detected through the display screen 8, and the connectors 5 on the inner wall of the connecting groove 6 are pulled to stand again by the automatic contractors 12, so that the megameter main body 7 is more convenient to carry the megameter main body 13.

The utility model discloses a measuring instrument, including a main part, a connecting groove, a clamping piece, a pressing block 21, a connecting groove, a connecting pin 1, a clamping piece, a connecting groove, a connecting rod, a connecting groove 6, a pressing block 21, a connecting spring 17, a connecting groove 6, a connecting groove 1, a connecting groove 6, a connecting spring 17, a first control knob 9, a second control knob 10, a pressing block 21, a clamping piece 21 and a clamping piece 14, wherein the front end face of the main part 7 of the megohmmeter is provided with the display screen 8 by the middle position, the detected result is watched through the display screen 8, the lower side of the front end face of the megohmmeter is provided with the first control knob 9 by one side of the rotation, the data to be detected is changed through the first control knob 9, the front end face of the main part 7 is provided with the second control knob 10 by the other side of the rotation, the connecting groove 13 is more convenient to carry, the connecting piece 21 is provided with the connecting groove 7, the connecting groove is provided with the connecting groove 11, the connecting groove 4 is connected with the connecting groove 4 by the sliding connection of the connecting piece 1, and the connecting groove 4 is connected with the connecting groove 4.

Working principle: the megameter main body 7 is clamped at the edge of the test bed through the cooperation of the upper block 19 and the lower block 22, the pressing block is extruded by the rotary fixing rod 18 to enable the pressing block to extend out to press the edge of the test bed, the megameter main body 7 is fixed, the extracting connector 5 is inserted into the inner wall of the connecting groove 6, the inner wall of the connecting groove 6 is provided with the extrusion spring 17 to extrude the clamping piece 14, the clamping piece 14 extrudes and fixes the connector 5 to enable the connector 5 to be fixed tightly, the extracting detection needle 1 detects an insulating drainage preventive test device, the detection result is watched through the display screen 8, the connector 5 extracting the inner wall of the connecting groove 6 after detection is completed is pulled by the automatic contractor 12 to stand to the upper end of the outer bin 2 again, and the detection needle 1 is received into the inner wall of the placing groove 13 again.

Finally, it should be noted that: the foregoing description is only illustrative of the preferred embodiments of the present utility model, and although the present utility model 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, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements or changes may be made without departing from the spirit and principles of the present utility model.

Claims

1. Fixable megohmmeter, including megohmmeter main part (7) and outer storehouse (2), its characterized in that: the utility model discloses a megameter, including two connecting grooves (6), connecting rod (18), clamping piece (14), clamping piece (17), connecting rod (18), clamping piece (14), clamping piece (16), extrusion spring (17) are all fixed in the top surface screw thread of bottom groove (20), connecting rod (18) lower terminal surface rotation is provided with briquetting (21), four connecting groove (6) both sides inner wall has all been seted up inside groove (15), eight connecting groove (15) inner wall all slides and is provided with clamping piece (14), eight connecting groove (6) one side inner wall of keeping away from four connecting groove (15) are all seted up two spring grooves (16), a plurality of spring groove (16) inner wall are all fixed in top surface;

the automatic shrinkage device is characterized in that grooves (3) are formed in the positions, close to the front side, of the upper end face of the outer bin (2) and the positions, close to the front side and the positions, of the rear side, of the lower end face of the outer bin (2), a placing groove (13) is formed in the positions, close to the front side and the positions, of the rear side, of the inner wall of the outer bin (2), automatic shrinkage devices (12) are fixedly arranged at the positions, close to the front side and the positions, of the inner wall of the outer bin (2), a connector (5) is fixedly arranged at the upper end of each automatic shrinkage device (12), detection needles (1) are fixedly arranged at the lower end of each automatic shrinkage device (12), and a sliding block (11) is fixedly arranged at the positions, close to the middle, of the end face of one side of the outer bin (2).

2. A fixable megohmmeter as set forth in claim 1, wherein: the front end face of the megameter main body (7) is provided with a display screen (8) near the middle position.

3. A fixable megohmmeter as set forth in claim 1, wherein: the lower side of the front end face of the megameter is rotatably provided with a first control knob (9) near one side.

4. A fixable megohmmeter as set forth in claim 1, wherein: the lower side of the front end face of the megameter main body (7) is rotatably provided with a second control knob (10) near the other side.

5. A fixable megohmmeter as set forth in claim 1, wherein: the pressing block (21) is movably arranged in the bottom groove (20).

6. A fixable megohmmeter as set forth in claim 1, wherein: the extrusion springs (17) are connected with eight clamping pieces (14), and the eight clamping pieces (14) are movably arranged with the two connectors (5).

7. A fixable megohmmeter as set forth in claim 1, wherein: the two detection needles (1) are movably arranged on the inner wall of the placement groove (13).

8. A fixable megohmmeter as set forth in claim 1, wherein: the two shrinkage connectors (5) are movably arranged on the inner walls of the four connecting grooves (6), and the sliding blocks (11) are slidably arranged on the inner walls of the sliding grooves (4).