CN219085115U

CN219085115U - Leakage current sensor

Info

Publication number: CN219085115U
Application number: CN202223244744.7U
Authority: CN
Inventors: 李海; 杨明博
Original assignee: Runze Changkong Xi'an Power Technology Co ltd
Current assignee: Runze Changkong Xi'an Power Technology Co ltd
Priority date: 2022-12-05
Filing date: 2022-12-05
Publication date: 2023-05-26
Anticipated expiration: 2032-12-05

Abstract

The utility model discloses a leakage current sensor, which comprises a bottom supporting seat and an extension adjusting and mounting assembly, wherein the left end and the right end of the bottom supporting seat are both connected with fixed mounting plates, the lower end of each fixed mounting plate is connected with a sliding supporting limiting block, the extension adjusting and mounting assembly is arranged on the left side and the right side of the lower end of the bottom supporting seat, the extension adjusting and mounting assembly comprises a rotating shaft, a grooved mounting plate and a bolt hole, and the lower end of the rotating shaft is connected with the grooved mounting plate. Compared with the existing leakage current sensor, the sensor can be used in a matched mode by fixing the mounting plate, sliding the supporting limiting block and extending the adjusting mounting assembly, the mounting mode of equipment can be improved, the mounting applicability of the equipment is improved, the connecting plate and the sliding fixing assembly are convenient to connect, wires are convenient to penetrate, the working efficiency of detection is improved, the protecting assembly is used for conveniently fixing and protecting the wiring assembly, protection and dust prevention are achieved when the sensor is not used, and the service life of the equipment is prevented from being influenced.

Description

Leakage current sensor

Technical Field

The utility model relates to the technical field of sensors, in particular to a leakage current sensor.

Background

The leakage current sensor is installed on positive and negative outgoing lines of the direct current loop in a surrounding mode, when the insulation condition of the branch circuits is normal, the current flowing through the sensor is equal in size and opposite in direction, the output signal is zero, when the branch circuits are grounded, the leakage current sensor has differential current flowing through, the output of the sensor is not zero, and the current in the direct current system is judged by detecting the output signals of the sensors of the branch circuits.

As disclosed in the patent document of publication No. CN215833584U, the lightning arrester leakage current monitoring sensor comprises, in use, a signal emission protective cover, a sensor housing, an indicator light, a switch button, an antenna, a lower end ground terminal, an upper end insulator, a mounting structure and a plastic clip; the signal transmitting protective cover is fixedly connected with the sensor shell, and the signal transmitting protective cover is respectively arranged on two sides of the sensor shell; the sensor shell is fixedly connected with the mounting structural member, the grounding end of the lower end is an access point for connecting the whole sensor with the ground, and the insulator of the upper end is a connection point between the sensor and the upper pile head of the lightning arrester meter; the antenna, the switch button and the indicator lamp are embedded on the surface of the shell, the inner side of the sensor shell is fixedly sealed by using the glue box for gluing, and the plastic clamp is fixedly connected around the sensor shell. The utility model effectively ensures the waterproofness of the sensor and improves the monitoring precision.

Although the protection measures are set to ensure the waterproofness of the sensor, the sensor is also the basic performance of a general outdoor sensor, in the mounting process of the sensor, only one group of mounting holes are formed, and only one mode can be used for mounting, so that the practicality of the sensor is affected due to different mounting environments and different mounting convenience, and the leakage current sensor is provided.

Disclosure of Invention

The present utility model is directed to a leakage current sensor, which solves the above-mentioned problems.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a leakage current sensor, includes bottom sprag seat and extension adjustment installation component, both ends all are connected with fixed mounting plate about the bottom sprag seat, and the lower extreme of fixed mounting plate is connected with the sliding support stopper, the extension adjustment installation component sets up in the lower extreme left and right sides of bottom sprag seat, and the extension adjustment installation component includes axis of rotation, trough of belt mounting panel and bolt hole, the lower extreme of axis of rotation is connected with the trough of belt mounting panel, and the inside of trough of belt mounting panel is provided with the bolt hole.

Further, the upper end of bottom sprag seat is connected with the buckle base, and the upper end of buckle base is connected with the buckle and goes up the connecting block.

Further, the left end of connecting block is connected with the connecting plate on the buckle, and connecting block and connecting plate are connected as an organic wholely on the buckle.

Further, the left end of connecting block is connected with the slip fixed subassembly on the buckle, and the slip fixed subassembly includes slip connecting block, slipmat and joint sliding block, the inboard of slip connecting block is provided with the slipmat, and the front and back both sides of slip connecting block all are provided with the joint sliding block.

Further, the inside of bottom sprag seat is provided with wiring subassembly, and wiring subassembly's front end is connected with the protection subassembly.

Further, the wiring assembly comprises a wiring board and clamping holes, and the clamping holes are formed in the left end and the right end of the inside of the wiring board.

Further, the protection component comprises a hinge rotating shaft, a protection plate and a rubber clamping connector, wherein the front end of the hinge rotating shaft is connected with the protection plate, and the front end of the protection plate is connected with the rubber clamping connector.

Further, the hinge rotating shaft is rotationally connected with the protection plate, and the protection plate is bonded with the rubber clamping connector.

Compared with the prior art, the utility model has the beneficial effects that: through the cooperation use between fixed mounting plate, sliding support stopper and the extension regulation installation component, can promote the mounting means of equipment, improve the installation suitability of equipment, through setting up convenient the connection between connecting plate and the slip fixed component, be convenient for wear to establish the wire and facilitate, and then increase the work efficiency in the testing process, carry out convenient fixed protection to the wiring subassembly through setting up protection component, can protect dustproof when not using, avoid influencing equipment life.

1. According to the utility model, in the installation process, the fixed installation plate can be directly fixed through the fixed installation plate connecting screw, the slotted installation plate can be rotated, then the sliding support limiting block is clamped between the fixed installation plate and the slotted installation plate, the fixed installation plate and the slotted installation plate form a clamping frame for sliding clamping connection, and the fixed installation plate and the slotted installation plate can also be directly fixed through the bolt holes for further prolonged setting connection, and the installation mode of equipment can be improved and the installation applicability of the equipment is improved through the cooperation between the fixed installation plate, the sliding support limiting block and the prolonged adjusting installation assembly.

2. In the use process, the wire is required to be penetrated between the buckle base and the upper connecting block of the buckle for detecting whether current is leaked or not, the wire is conveniently and directly penetrated, the connecting plate is contacted with the left end of the buckle base after being clamped by the buckle base and the upper connecting block of the buckle, then the sliding connecting block is moved, the anti-slip pad is propped against the connecting plate, and then the clamping sliding block slides at the front end and the rear end of the buckle base, so that the anti-slip pad of rubber is convenient to protect and fix, and the rubber can also insulate and protect while being fixed.

Drawings

FIG. 1 is a schematic diagram of a leakage current sensor according to the present utility model;

FIG. 2 is a schematic view of a partial perspective view of an extension adjustment mounting assembly for a leakage current sensor according to the present utility model;

fig. 3 is a schematic view of a sliding fixing assembly of a leakage current sensor according to the present utility model.

In the figure: 1. a bottom support base; 2. a fixed mounting plate; 3. a sliding support limiting block; 4. an extension adjustment mounting assembly; 401. a rotating shaft; 402. a slotted mounting plate; 403. bolt holes; 5. a buckle base; 6. the connecting block is arranged on the buckle; 7. a connecting plate; 8. a slide fixing assembly; 801. a sliding connection block; 802. an anti-slip pad; 803. clamping the sliding block; 9. a wiring assembly; 901. a wiring board; 902. a clamping hole; 10. a protective assembly; 1001. a hinge rotating shaft; 1002. a protection plate; 1003. rubber bayonet joint.

Detailed Description

As shown in fig. 1 and 2, a leakage current sensor comprises a bottom supporting seat 1 and an extension adjusting installation component 4, wherein both the left and right ends of the bottom supporting seat 1 are connected with a fixed installation plate 2, the lower end of the fixed installation plate 2 is connected with a sliding supporting limit block 3, the extension adjusting installation component 4 is arranged at the left and right sides of the lower end of the bottom supporting seat 1, the extension adjusting installation component 4 comprises a rotating shaft 401, a grooved installation plate 402 and a bolt hole 403, the lower end of the rotating shaft 401 is connected with the grooved installation plate 402, the inside of the grooved installation plate 402 is provided with the bolt hole 403, the belt groove installation plate 402 can be directly fixed through a connecting screw of the fixed installation plate 2 in the installation process, the grooved installation plate 402 can also be rotated, then the sliding supporting limit block 3 is clamped between the fixed installation plate 2 and the grooved installation plate 402, the fixed installation plate 2 and the grooved installation plate 402 form a clamping frame, the device can also be directly fixed through the bolt holes 403 for sliding clamping connection, further be connected in an extending way, the device can be lifted in a mounting way through the cooperation between the fixed mounting plate 2, the sliding support limiting block 3 and the extending adjustment mounting component 4, the mounting applicability of the device is improved, the wiring component 9 is arranged in the bottom support seat 1, the front end of the wiring component 9 is connected with the protection component 10, the wiring component 9 comprises a wiring board 901 and a clamping hole 902, the clamping holes 902 are respectively arranged at the left end and the right end of the inside of the wiring board 901, the protection component 10 comprises a hinge rotating shaft 1001, a protection board 1002 and a rubber clamping connector 1003, the front end of the hinge rotating shaft 1001 is connected with the protection board 1002, the front end of the protection board 1002 is connected with the rubber clamping connector 1003, the hinge rotating shaft 1001 is in rotary connection with the protection board 1002, the protection board 1002 is in bonding with the rubber clamping connector 1003, the hinge pivot 1001 is connected to the front end at the wiring board 901, can let guard plate 1002 rotate the rear and protect the front end of wiring board 901, then rubber joint 1003 can block and fix in card hole 902, and soft connection is fixed, also pulls out easily, carries out convenient fixed protection to the wiring subassembly 9 front end through setting up protection subassembly 10, can protect dustproof when not using, avoids influencing equipment life.

As shown in fig. 1 and 3, the upper end of the bottom support seat 1 is connected with a buckle base 5, and the upper end of the buckle base 5 is connected with a buckle upper connecting block 6, the left end of the buckle upper connecting block 6 is connected with a connecting plate 7, and the buckle upper connecting block 6 and the connecting plate 7 are connected as a whole, the left end of the buckle upper connecting block 6 is connected with a sliding fixing component 8, and the sliding fixing component 8 comprises a sliding connecting block 801, an anti-slip pad 802 and a clamping sliding block 803, the inner side of the sliding connecting block 801 is provided with the anti-slip pad 802, and both sides of the sliding connecting block 801 are respectively provided with the clamping sliding block 803, in the use process, wires need to be penetrated in the middle of the buckle base 5 and the buckle upper connecting block 6 for detecting whether current leaks, the wires are connected in a separated mode through the buckle base 5 and the buckle upper connecting block 6, after the wires are clamped, the connecting plate 7 is contacted with the left end of the buckle base 5, then the sliding connecting block 801 is moved, the anti-slip pad 802 is enabled to slide at the front end and the rear end of the buckle base 5, and the two ends of the sliding block are clamped, so that protection fixing 802 is carried out, and the rubber pad 802 is also fixed, and the protection efficiency is convenient, and the protection can be improved, and the protection efficiency is convenient and the protection is improved by setting and the insulation is also can be carried out.

In summary, when the leakage current sensor is used, firstly, in the installation process, the leakage current sensor can be directly fixed through the connecting screw of the fixed mounting plate 2, the slotted mounting plate 402 can be rotated, then the sliding support limiting block 3 is clamped between the fixed mounting plate 2 and the slotted mounting plate 402, the fixed mounting plate 2 and the slotted mounting plate 402 form a clamping frame, the sliding clamping connection can be performed, the leakage current sensor can also be directly fixed through the bolt holes 403, further the connection is prolonged, the leakage current sensor can be installed in various modes according to actual conditions through the cooperation between the fixed mounting plate 2, the sliding support limiting block 3 and the prolonged adjustment mounting assembly 4, in the use process, a wire is required to be penetrated between the clamping base 5 and the clamping upper connecting block 6 for detecting whether current leaks or not, and the leakage current sensor is convenient to directly penetrate, after the wires are clamped through the separated connection of the buckle base 5 and the upper buckle connecting block 6, the connecting plate 7 is contacted with the left end of the buckle base 5, then the sliding connecting block 801 is moved, the anti-slip pad 802 is propped against the connecting plate 7, then the clamping sliding block 803 slides at the front end and the rear end of the buckle base 5, so that the convenient protection and fixation are realized, the rubber anti-slip pad 802 plays a role in fixation and simultaneously can also perform insulation protection, after the use, the data wire connected on the wiring board 901 is pulled out, the hinge rotating shaft 1001 is connected at the front end of the wiring board 901, the protection board 1002 can be prevented from rotating and then the rubber clamping connector 1003 can be clamped in the clamping hole 902 for fixation, soft connection and fixation are easy to pull out, the front end of the wiring component 9 is protected and dustproof through the arrangement of the protection component 10, this is the principle of operation of the leakage current sensor.

Claims

1. The utility model provides a leakage current sensor, includes bottom sprag seat (1) and extension regulation installation component (4), its characterized in that, both ends all are connected with fixed mounting board (2) about bottom sprag seat (1), and the lower extreme of fixed mounting board (2) is connected with sliding support stopper (3), extension regulation installation component (4) set up in the lower extreme left and right sides of bottom sprag seat (1), and extension regulation installation component (4) include axis of rotation (401), trough of belt mounting board (402) and bolt hole (403), the lower extreme of axis of rotation (401) is connected with trough of belt mounting board (402), and the inside of trough of belt mounting board (402) is provided with bolt hole (403).

2. A leakage current sensor according to claim 1, characterized in that the upper end of the bottom support (1) is connected with a snap base (5), and the upper end of the snap base (5) is connected with a snap upper connection block (6).

3. A leakage current sensor according to claim 2, characterized in that the left end of the snap-on connection block (6) is connected with a connection plate (7), and that the snap-on connection block (6) is integrally connected with the connection plate (7).

4. The leakage current sensor according to claim 2, wherein the left end of the upper connecting block (6) of the buckle is connected with a sliding fixing component (8), the sliding fixing component (8) comprises a sliding connecting block (801), an anti-sliding pad (802) and a clamping sliding block (803), the anti-sliding pad (802) is arranged on the inner side of the sliding connecting block (801), and the clamping sliding blocks (803) are arranged on the front side and the rear side of the sliding connecting block (801).

5. A leakage current sensor according to claim 1, characterized in that the inside of the bottom support (1) is provided with a wiring assembly (9), and the front end of the wiring assembly (9) is connected with a protection assembly (10).

6. The leakage current sensor according to claim 5, wherein the wiring member (9) includes a wiring board (901) and a clamping hole (902), and both of the left and right inner ends of the wiring board (901) are provided with the clamping holes (902).

7. The leakage current sensor according to claim 5, wherein the protection assembly (10) comprises a hinge rotating shaft (1001), a protection plate (1002) and a rubber clamping connector (1003), the front end of the hinge rotating shaft (1001) is connected with the protection plate (1002), and the front end of the protection plate (1002) is connected with the rubber clamping connector (1003).

8. The leakage current sensor according to claim 7, wherein the hinge shaft (1001) is rotatably connected to the protection plate (1002), and the protection plate (1002) is bonded to the rubber snap joint (1003).