CN216718610U

CN216718610U - Novel leakage circuit breaker tester

Info

Publication number: CN216718610U
Application number: CN202123172834.5U
Authority: CN
Inventors: 李毅; 汪靖博; 时凯音; 赵淑红; 罗卡; 史佳璐
Original assignee: Luoyang Yusan Construction Inspection Co ltd
Current assignee: Luoyang Yusan Construction Inspection Co ltd
Priority date: 2021-12-16
Filing date: 2021-12-16
Publication date: 2022-06-10
Anticipated expiration: 2031-12-16

Abstract

The utility model relates to an electrical components tester's technical field, specifically a novel electric leakage circuit breaker tester, including the tester body, place the board, first slide rail and second slide rail, the tester body includes input line terminal and output line terminal, input line terminal electricity is connected with the input, output line end electricity is connected with the output, the output includes output L end and output N end, the input can install in first slide rail and second slide rail with the output respectively with sliding, output N end includes the slider, the terminal with tighten up the spring, the slider can install in the second slide rail with sliding, the terminal can install in the slider with sliding, tighten up the first end fixed connection of spring in the slider, second end fixed connection is in the terminal, output L end is the same with output N end structure, the output is the same with the input structure. This application through the different circuit breakers of mobilizable terminal adaptation with through the quick convenient connection wiring end that steps up the spring, reduced the time that connects the line needs of trading, improved work efficiency.

Description

Novel leakage circuit breaker tester

Technical Field

The application relates to the technical field of electrical component testers, in particular to a novel residual current circuit breaker tester.

Background

The leakage breaker is a switch which can automatically act when the leakage current in the circuit exceeds a preset value. The leakage circuit breaker is a protective component for preventing people from getting electric shock and other circuit dangerous situations, and the reliability of the leakage circuit breaker is particularly important. The leakage circuit breaker tester is mainly used for testing leakage action current, leakage non-action current and leakage action time of the leakage circuit breaker. The single-phase and three-phase leakage circuit breakers can be tested. The common leakage circuit breaker tester needs frequent wiring and wire changing in a large number of testing processes, and the working efficiency is low.

Disclosure of Invention

To the not enough of prior art existence, the purpose of this application is to provide a novel electric leakage circuit breaker tester that can comparatively trade the line fast.

The above application purpose of the present application is achieved by the following technical solutions:

a novel residual current circuit breaker tester, comprising:

the tester body comprises an input line end and an output line end;

the input end comprises an input L end and an input N end which are electrically connected with the input end terminal;

the output end comprises an output L end and an output N end which are electrically connected with the output line end;

a first slide rail to which the input is slidably mounted;

a second slide rail to which the output is slidably mounted;

the first sliding rail and the second sliding rail are mounted on the upper end surface of the placing plate and are parallel;

the output N terminal includes:

a slider slidably mounted to the second slide rail;

a terminal post slidably mounted to the slider;

the tightening spring is sleeved outside the binding post, a first end of the tightening spring is fixedly connected to the sliding block, and a second end of the tightening spring is fixedly connected to the binding post;

and the input L end, the input N end and the output L end have the same structure as the output N end.

Optionally, the second sliding rail is slidably mounted to the placing plate.

Optionally, the second slide rail is fixedly connected with a fixing spring, and one end of the fixing spring, which is far away from the second slide rail, is fixedly connected to the first slide rail.

Optionally, a spring groove is formed in the upper end face of the placing plate, the spring groove is perpendicular to the second sliding rail, the fixed spring is installed in the spring groove, and the depth of the spring groove is not smaller than the diameter of the fixed spring.

Optionally, the first slide rail is provided with a power supply end in a sliding manner, and the power supply end is the same as the input L end.

Optionally, a sleeve is fixedly connected to the upper end of the sliding block, a loop bar is connected to the inside of the sleeve in a sliding manner, a through hole is formed in the upper end of the loop bar, and the wiring terminal is mounted in the through hole in a sliding manner.

Optionally, the through-hole is a threaded hole, and a thread is arranged at one end of the binding post close to the circuit breaker to be tested.

Optionally, one end of the wiring terminal, which is far away from the circuit breaker to be tested, is fixedly connected with an insulating pull ring.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the movable wiring terminal is matched with different circuit breakers and is quickly and conveniently connected with the wiring terminal through the clamping spring, so that the time required by wiring and changing is reduced, and the working efficiency is improved;

2. the second sliding rail can be arranged in a sliding mode and can fix the clamping effect of the spring, so that circuit breakers of more sizes can be detected conveniently;

3. through the setting that the loop bar can slide relative to the sleeve pipe, make the terminal height variable within the certain limit to the circuit breaker that adapts to more not unidimensional detects.

Drawings

FIG. 1 is a schematic diagram of the overall structure of an embodiment of the present application;

FIG. 2 is an enlarged schematic view of portion A of FIG. 1;

fig. 3 is a schematic view from another perspective of an embodiment of the present application.

Reference numerals: 1. a tester body; 11. an input line end; 12. an output line terminal;

21. an input end; 211. inputting an L end; 2111. a slider; 2112. a binding post; 2113. tightening the spring; 2114. a sleeve; 2115. a loop bar; 2116. an insulating pull ring; 212. inputting an N end; 22. an output end; 221. an output L end; 222. outputting an N end; 231. a first slide rail; 232. a second slide rail; 233. a fixed spring; 234. a spring groove; 24. placing a plate; 25. a power supply terminal.

Detailed Description

The present application is described in further detail below with reference to the attached drawings.

In order to more clearly understand the technical solution shown in the embodiment of the present application, first, the working principle of the existing leakage breaker tester is described.

The leakage circuit breaker tester is mainly used for testing leakage action current, leakage inaction current and leakage action time of the leakage circuit breaker, the output and input terminals are respectively connected with the output and input terminals of the leakage circuit breaker, and the performance of the leakage circuit breaker is tested by adjusting parameters.

From the perspective of the user, when the test amount is large, the wiring and line changing work needs to be continuously carried out on the tested leakage circuit breaker, time and labor are wasted, and the working efficiency is low.

Referring to fig. 1 to 3, a novel leakage breaker tester disclosed in this embodiment of the present application includes a tester body 1, the tester body 1 includes an input line end 11 and an output line end 12, the input line end 11 is electrically connected to an input end 21, the input end 21 includes an input L end 211 and an input N end 212, the output line end 12 is electrically connected to an output end 22, the output end 22 includes an output L end 221 and an output N end 222, the tester further includes a placement plate 24, a first sliding rail 231 and a second sliding rail 232, the input end 21 is slidably mounted on the first sliding rail 231, the output end 22 is slidably mounted on the second sliding rail 232, the first sliding rail 231 and the second sliding rail 232 are mounted on the placement plate 24, the first sliding rail 231 is parallel to the second sliding rail 232, the output N end 222 includes a slider 2111, a terminal 2112 and a tightening spring 2113, the slider 2111 is slidably mounted on the second sliding rail 232, the terminal 2112 is slidably mounted on the slider 2111, the tightening spring 2113 is sleeved outside the terminal 2112, a first end of the tightening spring 2113 is fixedly connected to the slider 2111, a second end of the tightening spring 2113 is fixedly connected to the terminal 2112, and the input L-end 211, the input N-end 212, the output L-end 221 and the output N-end 222 are of the same structure.

Specifically, the input terminal 11 and the output terminal 12 of the tester body 1 are electrically connected to the input terminal 21 and the output terminal 22, respectively, so that the input terminal 11 is connected to both the input L terminal 211 and the input N terminal 212, the output terminal 12 is connected to both the output L terminal 221 and the output N terminal 222, and the corresponding terminal of the circuit breaker to be tested is connected through the terminal 2112.

Thus, the sliding block 2111 slides on the first sliding rail 231 or the second sliding rail 232 to adapt to the use requirements of different circuit breaker terminals, and the terminal 2112 is pressed on the circuit breaker terminal through the tightening spring 2113 after the sliding block slides to a proper position, so that the detection is completed. Different circuit breakers are matched through the movable wiring terminal 2112, and the wiring terminal is quickly and conveniently connected through the clamping spring 2113, so that the time required by wire connection and replacement is shortened, and the working efficiency is improved.

In some feasible manners, the tester body 1 is a commonly-used leakage circuit breaker tester, the placing plate 24 is a rectangular plate, the first sliding rail 231 and the second sliding rail 232 are both rectangular guide rails provided with T-shaped grooves, the slider 2111 is a T-shaped block matched with the first sliding rail 231 and the second sliding rail 232, the terminal 2112 is a bolt-shaped polished rod, during detection, the rod part of the terminal 2112 points to the terminal of the circuit breaker to be detected, the rod part of the terminal 2112 penetrates through the slider 2111 and is connected with the slider 2111 in a sliding manner, the clamping spring 2113 is sleeved on the rod part of the terminal 2112, the first end of the clamping spring 2113 is fixedly connected to the head part of the terminal 2112, and the second end of the clamping spring is fixedly connected to the slider 2111, wherein the placing plate 24, the first sliding rail 231, the second sliding rail 232 and the slider 2111 are insulators, the terminal 2112 is a metal conductor, and the head part of the terminal 2112 is connected to the input terminal 11 or the output terminal 12.

Further description is provided below with respect to specific usage scenarios.

During the use, will wait to detect the circuit breaker and put into between first slide rail 231 and the second slide rail 232, through sliding block 2111, remove terminal 2112 to suitable position, stimulate terminal 2112 head, make terminal 2112 pole portion be in the terminal that will connect and release, under the effect of clamping spring 2113, terminal 2112 pole portion intercommunication this terminal, after wiring in proper order, can detect, reduced the time that connects the line needs, improved work efficiency.

As a specific embodiment of the novel residual current circuit breaker tester provided by the application, the second slide rail 232 is slidably mounted on the placing plate 24.

It should be understood that the distance between the first slide rail 231 and the second slide rail 232 is made variable by the sliding movement of the second slide rail 232 so as to accommodate more various sizes of circuit breakers.

Further, a fixing spring 233 is fixedly connected to the second slide rail 232, and one end of the fixing spring 233 far away from the second slide rail 232 is fixedly connected to the first slide rail 231.

It should be understood that the fixing spring 233 is provided such that the first slide rail 231 and the second slide rail 232 clamp the circuit breaker by the fixing spring 233 for inspection.

Furthermore, a spring groove 234 is formed in the upper end surface of the placing plate 24, the spring groove 234 is perpendicular to the second slide rail 232, the fixed spring 233 is installed in the spring groove 234, and the depth of the spring groove 234 is not less than the diameter of the fixed spring 233.

It should be appreciated that the fixing spring 233 is disposed in the spring groove 234, so as to reduce inconvenience of the circuit breaker placement caused by the fixing spring 233 during detection.

In some feasible manners, two spring grooves 234 and two fixing springs 233 are provided, the upper end surface of the placing plate 24 is provided with two rectangular groove-shaped spring grooves 234 and a T-shaped groove, a T-shaped block is slidably provided in the T-shaped groove, the upper end surface of the T-shaped block is fixedly connected to the second slide rail 232, the spring grooves 234 are symmetrically arranged at positions of the second slide rail 232 close to two ends, the fixing springs 233 are installed in the spring grooves 234, the first ends of the fixing springs 233 are fixedly connected to the second slide rail 232, and the second ends of the fixing springs 233 are fixedly connected to the first slide rail 231.

As another specific embodiment of the novel electrical leakage breaker tester provided by the application, the first slide rail 231 is slidably provided with a power end 25, and the power end 25 is the same as the input L-end 211.

It should be understood that when detecting a part of three-phase circuit breakers for electricity, 380V power needs to be connected, and detection of the three-phase circuit breakers for electricity is facilitated by arranging the power supply end 25.

As another specific implementation of the novel leakage breaker tester provided by the application, a sleeve 2114 is fixedly connected to the upper end of the slider 2111, a sleeve bar 2115 is slidably connected to the interior of the sleeve 2114, a through hole is formed in the upper end of the sleeve bar 2115, and a binding post 2112 is slidably mounted in the through hole.

It should be appreciated that the post 2112 may be varied in height over a range by sliding the stem 2115 relative to the sleeve 2114 to accommodate more different sized circuit breaker detections.

Further, the through hole is a threaded hole, and a thread is arranged at one end of the wiring terminal 2112 close to the circuit breaker to be tested.

It should be understood that when the terminal 2112 is made to open the terminal of the circuit breaker, the terminal 2112 is fixed in the threaded hole by screwing the thread, and does not rebound with the tightening spring 2113, so that the circuit breaker can be taken out and the next circuit breaker to be tested can be mounted.

Further, one end of the wiring terminal 2112, which is far away from the circuit breaker to be tested, is fixedly connected with an insulating pull ring 2116.

It should be appreciated that the post 2112 is a live conductor for testing and adjustment is pulled by the insulating pull ring 2116, reducing risks during operation.

In some feasible manners, the sleeve 2114 is a square tube, the sleeve 2115 is a rectangular rod with side surfaces respectively attached to the inner side surfaces of the sleeve 2114, the first end of the tightening spring 2113 is fixedly connected to the head of the terminal 2112, the second end of the tightening spring 2115 is fixedly connected to the sleeve 2115, and one end of the terminal 2112 close to the circuit breaker to be tested is provided with a thread, which is set to be no more than 3 turns for pulling.

The embodiments of the present invention are preferred embodiments of the present application, and the scope of protection of the present application is not limited by the embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. A novel residual current circuit breaker tester is characterized by comprising:

the tester body (1) comprises an input line end (11) and an output line end (12);

an input end (21) comprising an input L end (211) and an input N end (212) which are electrically connected with the input line end (11);

an output end (22) comprising an output L end (221) and an output N end (222) which are electrically connected to the output line end (12);

a first slide rail (231), the input end (21) being slidably mounted to the first slide rail (231);

a second sled (232), the output end (22) being slidably mounted to the second sled (232);

the placing plate (24), the first sliding rail (231) and the second sliding rail (232) are mounted on the upper end surface of the placing plate (24), and the first sliding rail (231) and the second sliding rail (232) are parallel;

the output N terminal (222) comprises:

a slider (2111), said slider (2111) being slidably mounted to said second sliding rail (232);

a post (2112), the post (2112) being slidably mounted to the slider (2111);

the tightening spring (2113) is sleeved outside the binding post (2112), a first end of the tightening spring (2113) is fixedly connected to the sliding block (2111), and a second end of the tightening spring is fixedly connected to the binding post (2112);

the input L end (211), the input N end (212) and the output L end (221) are the same as the output N end (222) in structure.

2. A novel residual current circuit breaker tester as claimed in claim 1, characterized in that: the second slide rail (232) is slidably mounted to the placing plate (24).

3. A novel residual current circuit breaker tester as claimed in claim 2, characterized in that: the second slide rail (232) is fixedly connected with a fixed spring (233), and one end, far away from the second slide rail (232), of the fixed spring (233) is fixedly connected with the first slide rail (231).

4. A novel residual current circuit breaker tester as claimed in claim 3, characterized in that: the upper end face of the placing plate (24) is provided with a spring groove (234), the spring groove (234) is perpendicular to the second sliding rail (232), the fixed spring (233) is installed in the spring groove (234), and the groove depth of the spring groove (234) is not smaller than the diameter of the fixed spring (233).

5. A novel residual current circuit breaker tester as claimed in claim 1, characterized in that: the first sliding rail (231) is provided with a power supply end (25) in a sliding manner, and the power supply end (25) is the same as the input L end (211).

6. A novel residual current circuit breaker tester as claimed in any one of claims 1-5, characterized in that: the upper end of the sliding block (2111) is fixedly connected with a sleeve (2114), a sleeve rod (2115) is connected in the sleeve (2114) in a sliding manner, a through hole is formed in the upper end of the sleeve rod (2115), and the wiring terminal (2112) is mounted in the through hole in a sliding manner.

7. A novel residual current circuit breaker tester as claimed in claim 6, characterized in that: the through hole is a threaded hole, and a thread is arranged at one end, close to the circuit breaker to be tested, of the binding post (2112).

8. A novel residual current circuit breaker tester as claimed in claim 7, characterized in that: and one end of the binding post (2112) far away from the circuit breaker to be tested is fixedly connected with an insulating pull ring (2116).