CN209432924U - A switch cabinet air-opening state detection device - Google Patents

Abstract

The utility model discloses a switchgear air-opening state detection device, which comprises an air-opening detector, the air-opening detector is provided with a vertical groove and a transverse groove, and the inner wall of the upper end of the vertical groove is provided with a fixing block , and the inner wall of the lower end of the vertical groove is provided with a conductive block, the fixed block is set in a circular shape, and a connecting rod is interspersed in the fixed block, the connecting rod is covered with a spring, and the lower end of the connecting rod is provided with a connecting rod. The movable bracket, and the movable bracket is an insulating material. The open state detection device of the switch cabinet is equipped with a connecting rod with a "⊥" type structure. The connecting rod acts on the movable bracket and the conductive block through a spring to form an elastic fixed structure. This structure can quickly and conveniently fix the wires required for detection on the Between the conductive block and the movable support to improve the detection efficiency of the open state detection of the switchgear, and this structure is easy to disassemble, which can make the detection work better.

Description

A switch cabinet air-opening state detection device

technical field

The utility model relates to the technical field of electric power detection, in particular to a device for detecting the open state of a switch cabinet.

Background technique

The switch cabinet is a kind of electrical equipment. The outside line of the switch cabinet first enters the main control switch in the cabinet, and then enters the sub-control switch. Each branch is set according to its needs. Such as instruments, automatic controls, motor magnetic switches, various AC contactors, etc., some also have high-voltage room and low-voltage room switch cabinets, high-voltage busbars, such as power plants, etc. load shedding. The main function of the switchgear is to open and close, control and protect electrical equipment during the process of power generation, transmission, distribution and power conversion in the power system. The components in the switch cabinet are mainly composed of circuit breakers, disconnectors, load switches, operating mechanisms, transformers and various protection devices.

The existing switchgear circuit breaker state detection mainly uses the circuit breaker detector for detection. During the detection process, it is necessary to insert the wires in the components in the switch cabinet into the through holes of the circuit breaker detector to make them contact with the conductive block, and use bolts to The contact position is fixed by the rotation of the wire. The operation process of this wire fixing method is cumbersome and the efficiency is not high. Therefore, there are deficiencies in the prior art and need to be improved.

Utility model content

The purpose of this utility model is to provide a switchgear air-opening state detection device to solve the above-mentioned problem in the background technology that the hollow-opening detector and the lead wire of the switchgear are not fixed well.

In order to achieve the above purpose, the utility model provides the following technical solutions: a switch cabinet air-opening state detection device, including an air-opening detector, the air-opening detector is provided with vertical grooves and horizontal grooves, and the vertical A fixed block is provided on the inner wall of the upper end of the groove, and a conductive block is provided on the inner wall of the lower end of the vertical groove. The fixed block is set in a circular shape, and a connecting rod is interspersed in the fixed block. The connecting rod is set in a "⊥" type structure, and the vertical rod of the "⊥" type structure is covered with a spring, and the lower end of the connecting rod is provided with a connected movable bracket, and the movable bracket is made of insulating material.

Preferably, the inner wall at the upper end of the vertical groove of the air-opening detector and the fixing block are both provided with threaded structures, and the threaded structures therebetween match.

Preferably, an electromagnet is provided at the lower end of the air-opening detector, and an attached protective shell is provided on the outer wall of the electromagnet.

Preferably, the movable bracket is arranged in an inverted "V" shape, the upper end of the conductive block is provided with a groove, and the width of the groove wall is equal to the thickness of the movable bracket.

Preferably, a pull ring is provided at the upper end of the connecting rod, and the pull ring is also circular.

Compared with the prior art, the utility model has the beneficial effects that: the switch cabinet air-opening state detection device is provided with a connecting rod with a "⊥" structure, and the connecting rod acts on the movable bracket and the conductive block through a spring to form an elastic fixed structure. This structure can quickly and conveniently fix the wires required for detection between the conductive block and the movable support to improve the detection efficiency of the open state detection of the switchgear, and this structure is easy to disassemble, which can make its detection work better.

Description of drawings

Fig. 1 is a schematic structural diagram of a switch cabinet air-opening state detection device of the present invention;

Fig. 2 is a front view of a switchgear open state detection device of the utility model;

Fig. 3 is a schematic diagram of a connecting rod connected to a conductive block of a switch cabinet air-opening state detection device of the present invention;

Fig. 4 is an enlarged view of A in Fig. 1 of a device for detecting the air-opening state of a switch cabinet according to the present invention.

Among the figure: 1. Air open detector, 2. Pull ring, 3. Fixed block, 4. Electromagnet, 5. Protective shell, 6. Conductive block, 7. Movable support, 8. Connecting rod, 9. Spring.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of them. example. Based on the embodiments of the present utility model, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the scope of protection of the present utility model.

Please refer to Figures 1-4, the utility model provides a technical solution: a switch cabinet air-opening state detection device, including air-opening detector 1, pull ring 2, fixed block 3, electromagnet 4, protective shell 5, conductive Block 6, movable bracket 7, connecting rod 8 and spring 9, vertical groove and horizontal groove are arranged on the air-opening detector 1, and the inner wall of the upper end of the vertical groove is provided with a fixed block 3, and the lower end of the vertical groove The inner wall is provided with a conductive block 6, and the upper inner wall of the vertical groove of the air-opening detector 1 and the fixed block 3 are both provided with a threaded structure, and the thread structures between them are consistent, and the air-opened detector 1 and the fixed block 3 are mutually threaded. The snap-fit structure, which is firmly connected, provides convenience for the maintenance of the air-opening state detection device of the switch cabinet and the replacement of parts. The lower end of the air-opening detector 1 is provided with an electromagnet 4, and the outer wall of the electromagnet 4 is provided with a protective cover that fits Shell 5, the material of the general switch cabinet is set to iron, and the electromagnet 4 generates magnetic force by energizing the electromagnet 4, so that the switch cabinet air-opening state detection device can be fixed on the switch cabinet, making the detection work more convenient. The fixed block 3 is set in a circular shape, and a connecting rod 8 is interspersed in the fixed block 3, and the connecting rod 8 is set as a "⊥" type structure, and a spring 9 is set on the vertical bar of the "⊥" type structure, and the upper end of the connecting rod 8 A draw ring 2 is provided, and the draw ring 2 is also circular, and the draw ring 2 is provided with a circular ring, which can make it convenient to be exerted, so that the pulling operation of the connecting rod 8 is comfortable and labor-saving, and the lower end of the connecting rod 8 is provided with a corresponding The movable support 7 connected, and the movable support 7 is an insulating material, the movable support 7 is set to an inverted "V" structure, the upper end of the conductive block 6 is provided with a groove, and the groove wall width is equal to the thickness of the movable support 7, the movable support 7 The structural arrangement of the conductive block 6 can make the wires to be detected firmly pressed between them, so that it is not easy to loosen and fall off due to external force.

Working principle: When using the switch cabinet air-open state detection device, firstly, open the switch cabinet door, lead out the wires of the parts to be detected in the switch cabinet, turn on the power of the electromagnet 4, and the electromagnet 4 is energized to generate magnetic force , use the magnetic force generated by the electromagnet 4 to adsorb the open state detection device of the switch cabinet on the switch cabinet, so that the protective shell 5 fits the switch cabinet, and then pull the pull ring 2 so that the connecting rod 8 is pulled up, which is affected The force affects the spring 9 to be compressed, and the movable support 7 also rises under this pulling force to generate a gap with the conductive block 6, and then, the wire is inserted into the movable support 7 and the conductive block through the transverse groove of the air-opening detector 1. 6, loosen the pull ring 2, and the connecting rod 8 drives the movable bracket 7 to press down under the reaction force of the spring 9, so that the wire is pressed into the groove of the conductive block 6 during the pressing down of the movable bracket 7, Finally, the circuit breaker detector 1 can be turned on to detect the state of the circuit breaker of the switch cabinet, which is the use process of the device for detecting the state of the circuit breaker of the switch cabinet.

Although the utility model has been described in detail with reference to the aforementioned embodiments, those skilled in the art can modify the technical solutions described in the aforementioned embodiments, or perform equivalent replacements for some of the technical features. Within the spirit and principles of the utility model, any modification, equivalent replacement, improvement, etc., should be included in the protection scope of the utility model.

Claims (5)

1. a kind of switchgear is spaced apart condition checkout gear, including is spaced apart detector (1), it is characterised in that: described to be spaced apart detector (1) it is equipped with vertical groove and transverse concave groove, and vertical groove upper end inner wall is equipped with fixed block (3), and vertical groove lower end Inner wall is equipped with conducting block (6), and the fixed block (3) is set as circular ring shape, and connecting rod (8) are interspersed in fixed block (3), described Connecting rod (8) is set as " ⊥ " type structure, and spring (9) are cased on the vertical bar of " ⊥ " type structure, and connecting rod (8) lower end is set There is the movable support (7) being connected, and movable support (7) is isolation material.

2. a kind of switchgear according to claim 1 is spaced apart condition checkout gear, it is characterised in that: described to be spaced apart detector (1) vertical groove upper end inner wall and fixed block (3) are disposed as helicitic texture, and the helicitic texture between it matches.

3. a kind of switchgear according to claim 1 is spaced apart condition checkout gear, it is characterised in that: described to be spaced apart detector (1) lower end is equipped with electromagnet (4), and electromagnet (4) outer wall is equipped with the protecting crust (5) to fit.

4. a kind of switchgear according to claim 1 is spaced apart condition checkout gear, it is characterised in that: the movable support (7) it is set as inverted " V " type structure, conducting block (6) the upper end setting is fluted, and groove walls width and movable support (7) are thick It spends equal.

5. a kind of switchgear according to claim 1 is spaced apart condition checkout gear, it is characterised in that: the connecting rod (8) Upper end is equipped with pull ring (2), and pull ring (2) is also circular ring shape.