CN219831186U - Safe insulation resistance tester - Google Patents
Safe insulation resistance tester Download PDFInfo
- Publication number
- CN219831186U CN219831186U CN202321080040.2U CN202321080040U CN219831186U CN 219831186 U CN219831186 U CN 219831186U CN 202321080040 U CN202321080040 U CN 202321080040U CN 219831186 U CN219831186 U CN 219831186U
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- China
- Prior art keywords
- instrument main
- main body
- protection
- cover
- insulation resistance
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- 238000009413 insulation Methods 0.000 title claims abstract description 22
- 230000001681 protective effect Effects 0.000 claims abstract description 23
- 230000007306 turnover Effects 0.000 claims description 10
- 230000000694 effects Effects 0.000 abstract description 5
- 238000009434 installation Methods 0.000 abstract description 4
- 239000000428 dust Substances 0.000 abstract description 3
- 238000006243 chemical reaction Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
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- Measurement Of Resistance Or Impedance (AREA)
Abstract
The utility model discloses a safe insulation resistance tester, which belongs to the field of insulation resistance testers and comprises an instrument main body, wherein a display screen is fixed on the instrument main body, a switch is arranged on the instrument main body, a connecting port is arranged on the instrument main body, a protection structure is arranged on the instrument main body at the position of the connecting port, and the protection structure comprises a protection cover, a square hole and a protection cover component. Through the protective structure who sets up, can play the effect of protection to connecting port, in avoiding the dust in the air to fall connecting port, guaranteed the normal intercommunication of circuit behind the follow-up cable connection to avoid the condition that the short circuit appears to the tester, ensured safety in utilization, protective structure adopts mounting screw to fix, and stability is high after the installation, and can dismantle, the flexibility in use is high, and the protective cover subassembly is independent to be set up, can select the protective cover subassembly that needs to open according to actual conditions, can not influence the protection to other connecting port.
Description
Technical Field
The utility model relates to the field of insulation resistance testers, in particular to a safe insulation resistance tester.
Background
Insulation resistance testers are commonly referred to as megohmmeters and are used to examine the insulation resistance of electrical equipment, household appliances or electrical lines to ground and to phases. When the insulation resistance tester is used, direct-current high voltage generated by taking a battery in the tester as a power supply through DC/DC conversion flows out from an E pole, then reaches an L pole after passing through a tested product, thereby generating a current from the E pole to the L pole, and the insulation resistance value to be tested is directly displayed by an LCD through I/V conversion and divider operation.
In the existing insulation resistance tester structure, each port of connecting test cable is arranged on an instrument main body, after a movable cover on the instrument main body is opened, the wiring ports are directly exposed in the air, meanwhile, the wiring ports face upwards, dust in the air falls into a stage port easily, so that the connection effect of the cable can be affected, the condition that a circuit cannot be connected can occur, the short circuit can be caused by ash falling in the wiring ports, the tester can be damaged, the tester cannot work normally, the use cost is improved to a certain extent, and when the tester is short-circuited, the use safety hidden danger exists, and the use effect is general.
Disclosure of Invention
The utility model mainly aims to provide a safe insulation resistance tester which can effectively solve the problems in the background technology.
In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows:
the utility model provides a safe type insulation resistance tester, includes the instrument main part, be fixed with the display screen in the instrument main part, and be provided with the switch in the instrument main part, be equipped with the connection port in the instrument main part, the protection architecture is installed to the position department that is located the connection port in the instrument main part, and the protection architecture includes protection casing, square hole and protective cover subassembly, the square hole is seted up on the protection casing, and the protection casing is installed in the instrument main part, the protective cover subassembly rotates and installs on the protection casing.
Preferably, a power interface is arranged on the instrument main body, and an adjusting knob is arranged at a position, close to the switch, on the instrument main body.
Preferably, the instrument main body is provided with a movable cover, the instrument main body and the movable cover are provided with locking buckles, and the front surface of the instrument main body is fixedly provided with a carrying handle.
Preferably, the protection structure further comprises a mounting plate, mounting screws and a plugging groove, wherein the mounting plate is fixed at the end part of the protection cover, the mounting plate is symmetrically arranged on the protection cover, the mounting screws are arranged on the mounting plate, the tail ends of the mounting screws are connected to the instrument main body, the protection cover is fixed to the instrument main body through the mounting plate and the mounting screws, and the plugging groove is formed in the protection cover.
Preferably, the protective cover assembly comprises a turnover cover, a pin shaft, a control piece and a plug-in block, wherein the pin shaft is fixed on the turnover cover, the turnover cover is rotatably arranged on the protective cover through the pin shaft, the control piece is fixed on the turnover cover, the plug-in block is fixedly connected with the turnover cover, and the plug-in block is clamped with the plug-in groove.
Compared with the prior art, the utility model has the following beneficial effects: this safe type insulation resistance tester, through the protective structure who sets up, can play the effect of protection to connecting port, in avoiding the dust in the air to fall connecting port, guaranteed the normal intercommunication of circuit behind the follow-up cable connection, and the condition of short circuit appears in the tester is avoided, the safety in utilization has been ensured, protective structure adopts mounting screw to fix, stability is high after the installation, and can dismantle, the flexibility in use is high, the independent setting of protective cover subassembly, can select the protective cover subassembly that needs to open according to actual conditions, can not influence the protection to other connecting port.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present utility model;
FIG. 2 is a schematic view of the structure of the instrument body of the present utility model;
FIG. 3 is a schematic structural view of the protective structure of the present utility model;
fig. 4 is a schematic structural view of the protective cover assembly of the present utility model.
In the figure: 1. an instrument body; 2. a display screen; 3. a switch; 4. a connection port; 5. a protective structure; 501. a protective cover; 502. a mounting plate; 503. installing a screw; 504. square holes; 505. a protective cover assembly; 5051. a flip cover; 5052. a pin shaft; 5053. a control sheet; 5054. a plug block; 506. a plug-in groove; 6. a power interface; 7. an adjustment knob; 8. a movable cover; 9. a carrying handle.
Detailed Description
The utility model is further described in connection with the following detailed description, in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the utility model easy to understand.
As shown in fig. 1-4, a safe insulation resistance tester comprises an instrument main body 1, wherein a display screen 2 is fixed on the instrument main body 1, a switch 3 is arranged on the instrument main body 1, a connecting port 4 is arranged on the instrument main body 1, a protection structure 5 is arranged at the position of the connecting port 4 on the instrument main body 1, a power supply interface 6 is arranged on the instrument main body 1, an adjusting knob 7 is arranged at the position, close to the switch 3, on the instrument main body 1, a movable cover 8 is arranged on the instrument main body 1, a locking buckle is arranged on the instrument main body 1 and the movable cover 8, and a carrying handle 9 is fixed on the front surface of the instrument main body 1.
When the insulation resistance tester is used, the tester is carried to a proper place through the carrying handle 9, the tester is horizontally placed on the ground or a platform, a locking buckle between the tester main body 1 and the movable cover 8 is opened, then the protection structure 5 is operated, the corresponding connecting port 4 is exposed, the connector of the test cable is connected to the connecting port 4, meanwhile, the power supply is connected to the power supply interface 6, the tester main body 1 is started through the switch 3, the display screen 2 is lighted at the moment, the tail end of the test cable is connected to the test equipment, the corresponding voltage is selected through the adjusting knob 7, then the insulation resistance test of the cleaning equipment is finished, the test result is displayed on the display screen 2, after the test work is finished, all cables are closed through the switch 3, then the protection of the connecting port 4 is closed by the protection structure 5, the locking is performed after the movable cover 8 is closed, and finally the carrying and the tester is carried and stored through the carrying handle 9.
Through the above-mentioned embodiment, the guard structure 5 includes protection casing 501, square hole 504 and protective cover subassembly 505, square hole 504 is offered on protection casing 501, and protection casing 501 installs on instrument main part 1, protective cover subassembly 505 rotates and installs on protection casing 501, guard structure 5 still includes mounting panel 502, mounting screw 503 and jack groove 506, mounting panel 502 is fixed in the tip of protection casing 501, and mounting panel 502 symmetry sets up on protection casing 501, mounting screw 503 sets up on mounting panel 502, and the end-to-end connection of mounting screw 503 is on instrument main part 1, protection casing 501 passes through mounting panel 502, mounting screw 503 is fixed on instrument main part 1, jack groove 506 sets up on protection casing 501, protective cover subassembly 505 includes flip cover 5051, round pin shaft 5052, control piece 5053 and jack piece 5054, and flip cover 5052 rotates and installs on protection casing 501 through round pin shaft 5052, control piece 5053 is fixed on flip cover 1, fixed connection between jack piece 5054 and the jack groove 506, and the joint between jack piece 5054 and the jack groove 506, can be to the end-to-end connection of protective structure 503, can be to the protection casing 5, can be to the end-to-end connection of instrument 5054 is connected to the instrument main part 1, can be used for the protection cover 505, can be opened to the high, and the protection cover can be used for the protection case is guaranteed, and the protection cable is connected, can be opened, the high to the protection case is normally, and the protection case can be normally is normally and can be opened, and the protection case is normally and can be opened, and the protection apparatus is connected, and can be opened, and can be protected.
When installing the protection structure 5, put the protection casing 501 on instrument main part 1, guarantee that connecting port 4 is located protection casing 501 top hole 504 department, carry out the fixing of protection casing 501 through mounting screw 503 on mounting panel 502, and then accomplish the installation work of whole protection structure 5, when the initial condition behind the protection structure 5 installation, protection cover subassembly 505 is located square hole 504 department, protection casing 501 is cooperated protection cover subassembly 505 and is protected connecting port 4, when the tester needs to be used, exert effort to upset lid 5051 through control piece 5053, make upset lid 5051 overturn through round pin axle 5052, thereby expose connecting port 4 in corresponding square hole 504, carry out test work after the connecting cable can, after test work is accomplished, overturn corresponding upset lid 5051 again, make upset lid 5051 lid to the square hole 504 on the protection casing 501, the grafting piece 5054 card is in grafting groove 506 this moment, can guarantee the stability behind the upset lid 5051 closure, can dismantle mounting screw 503, dismantle whole protection structure 5 from main part 1, the structure is swift, and convenient operation is simple.
The foregoing has described the principles, features and advantages of the present utility model. It will be apparent to those skilled in the art from this disclosure that the foregoing is not a limitation of the utility model, and that the foregoing embodiments and descriptions illustrate the basic principles and features of the utility model, but that various modifications can be made therein without departing from the spirit of the utility model, and that such modifications are intended to be within the scope of the utility model as claimed.
Claims (5)
1. The utility model provides a safe type insulation resistance tester, includes instrument main body (1), be fixed with display screen (2) on instrument main body (1), and be provided with switch (3) on instrument main body (1), be equipped with connection port (4), its characterized in that on instrument main body (1): the protection structure (5) is installed at the position of being located connection port (4) on instrument main part (1), and protection structure (5) are including protection casing (501), square hole (504) and protection cover subassembly (505), square hole (504) are seted up on protection casing (501), and protection casing (501) are installed on instrument main part (1), protection cover subassembly (505) are rotated and are installed on protection casing (501).
2. The safety insulation resistance tester according to claim 1, wherein: the instrument main body (1) is provided with a power interface (6), and an adjusting knob (7) is arranged at a position, close to the switch (3), on the instrument main body (1).
3. The safety insulation resistance tester according to claim 2, wherein: the portable instrument is characterized in that a movable cover (8) is arranged on the instrument main body (1), locking buckles are arranged on the instrument main body (1) and the movable cover (8), and a carrying handle (9) is fixed on the front surface of the instrument main body (1).
4. A safety insulation resistance tester according to claim 3, wherein: the protection structure (5) further comprises a mounting plate (502), mounting screws (503) and a plug groove (506), wherein the mounting plate (502) is fixed at the end part of the protection cover (501), the mounting plate (502) is symmetrically arranged on the protection cover (501), the mounting screws (503) are arranged on the mounting plate (502), the tail ends of the mounting screws (503) are connected to the instrument main body (1), the protection cover (501) is fixed on the instrument main body (1) through the mounting plate (502) and the mounting screws (503), and the plug groove (506) is arranged on the protection cover (501).
5. The safety insulation resistance tester according to claim 4, wherein: the protective cover assembly (505) comprises a turnover cover (5051), a pin shaft (5052), a control piece (5053) and a plug-in block (5054), wherein the pin shaft (5052) is fixed on the turnover cover (5051), the turnover cover (5051) is rotatably mounted on the protective cover (501) through the pin shaft (5052), the control piece (5053) is fixed on the turnover cover (5051), the plug-in block (5054) is fixedly connected with the turnover cover (5051), and the plug-in block (5054) is clamped with the plug-in groove (506).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321080040.2U CN219831186U (en) | 2023-05-08 | 2023-05-08 | Safe insulation resistance tester |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321080040.2U CN219831186U (en) | 2023-05-08 | 2023-05-08 | Safe insulation resistance tester |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219831186U true CN219831186U (en) | 2023-10-13 |
Family
ID=88274891
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321080040.2U Active CN219831186U (en) | 2023-05-08 | 2023-05-08 | Safe insulation resistance tester |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219831186U (en) |
-
2023
- 2023-05-08 CN CN202321080040.2U patent/CN219831186U/en active Active
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