Pressurized protector

Abstract

The utility model relates to a voltage detection protector, which is characterized by comprising a shell and a voltage detection protection module, the shell comprises a base and a cover body, an accommodating cavity for placing the voltage detection protection module is formed between the base and the cover body, and the voltage detection protection module comprises a main circuit board, a control circuit board, two contact pins and a wiring terminal. A plurality of indicating lamps and a plurality of adjusting knobs are arranged on the control circuit board, a plurality of supporting protruding blocks are arranged in the base, the main circuit board is arranged on the supporting protruding blocks, two supporting plates are arranged in the base and correspond to the two sides of the main circuit board, two elastic clamping plates matched with the main circuit board are arranged on the two supporting plates, and the two elastic clamping plates are arranged on the two elastic clamping plates. And the two elastic clamping plates are clamped on the main circuit board to form clamping fit between the main circuit board and the two elastic clamping plates. The utility model has the advantages of simple structure, stable and reliable performance, convenient installation and high assembly efficiency.

Description

Technical Field

[0001] The utility model specifically relates to a voltage detection protector. Background Art

[0002] In the power system, the voltage detection closing wiring circuit is an important safety control device, which is used to ensure the closing operation of the circuit breaker when there is voltage in the power supply, so as to avoid incorrect closing actions under the condition of voltage loss or abnormality, thus causing equipment damage or safety accidents. The internal structure layout of the existing voltage detection protectors is unreasonable, which is not conducive to the heat dissipation of the circuit board, resulting in high product temperature rise. Moreover, the wiring terminals and the circuit board cannot be integrated modularly, which is not conducive to realizing modular assembly, with low assembly efficiency. In addition, the voltage detection protector also has the defects of complex structure and inconvenient installation. Summary of the Invention

[0003] The purpose of the utility model is to overcome the defects of the prior art and provide a voltage detection protector with simple structure, stable and reliable performance, convenient installation and high assembly efficiency.

[0004] To achieve the above purpose, the utility model adopts a voltage detection protector, which includes a shell and a voltage detection protection module arranged in the shell. The shell includes a base and a cover arranged on the base. An accommodation cavity for placing the voltage detection protection module is formed between the base and the cover. The voltage detection protection module includes a main circuit board, a control circuit board arranged in the base, two pins respectively inserted between the main circuit board and the control circuit board, and a wiring terminal inserted on the main circuit board. A plurality of indicator lights and a plurality of adjustment knobs are respectively arranged on the control circuit board. A plurality of indicator holes and a plurality of adjustment holes are respectively arranged on the cover corresponding to the plurality of indicator lights and the plurality of adjustment knobs. A plurality of support bumps are respectively arranged in the base. The main circuit board is arranged on the plurality of support bumps. Two support plates are arranged in the base corresponding to both sides of the main circuit board. Two elastic clamping plates matched with the main circuit board are arranged on the two support plates. The two elastic clamping plates are clamped on the main circuit board, and a clamping fit between the main circuit board and the two elastic clamping plates is formed.

[0005] The beneficial effects of the above structure are as follows: The voltage detection protection module adopts a modular design, and the main circuit board and the two support plates of the base are assembled in a clamping fit manner, which is conducive to realizing the modular assembly of the voltage detection protector and higher assembly efficiency. Moreover, two pins are arranged between the main circuit board and the control circuit board, which is conducive to the heat dissipation of the main circuit board and the control circuit board and is conducive to reducing the product temperature rise. Therefore, the voltage detection protector has the advantages of simple structure, stable and reliable performance, convenient installation and high assembly efficiency.

[0006] Specifically, a guide rail groove is provided on the base, and a guide rail buckle assembly is provided on the base corresponding to the guide rail groove. The guide rail buckle assembly includes a buckle member slidably disposed on the base and an elastic member disposed between the buckle member and the base. One end of the buckle member has a clamping portion extending into the guide rail groove, and a positioning groove is provided on the buckle member. The middle of the elastic member is clamped in the positioning groove, and a clamping fit between the elastic member and the buckle member is formed. By providing a guide rail buckle assembly on the base, the rail-mounted installation of the inspection voltage protector can be realized, and the installation is more convenient. By providing an elastic member between the buckle member and the base, the buckle member can be reliably locked on the guide rail, which is beneficial to improving the working reliability of the inspection voltage protector.

[0007] Specifically, clamping grooves are respectively provided on the base corresponding to both ends of the elastic member, and both ends of the elastic member are respectively clamped in the clamping grooves, and a clamping fit between the elastic member and the base is formed. The elastic member and the base are assembled by a clamping fit method, which is beneficial to improving the working reliability of the inspection voltage protector.

[0008] Specifically, the other end of the buckle member has a limiting portion with a vertical bend, and the limiting portion extends into the limiting groove of the base, and the limiting portion reciprocates in the limiting groove as the buckle member moves. The limiting portion of the buckle member can play a limiting role, ensuring that the buckle member can move reliably on the base, which is beneficial to improving the working reliability of the inspection voltage protector.

[0009] Specifically, clamping blocks cooperating with the cover body are respectively provided on the two support plates of the base, and clamping holes cooperating with the clamping blocks are provided on the cover body. The clamping blocks are clamped in the clamping holes, and a clamping fit between the base and the cover body is formed. The cover body and the support plate are assembled by a clamping fit method, which is convenient for the assembly of the cover body and the base, and the assembly is more convenient. Description of the Drawings

[0010] Figure 1 It is a first perspective three-dimensional view of an embodiment of the present invention.

[0011] Figure 2 It is a second perspective three-dimensional view of an embodiment of the present invention.

[0012] Figure 3 It is an exploded view of an embodiment of the present invention.

[0013] Figure 4 It is a cross-sectional view of an embodiment of the present invention. Detailed Embodiments

[0014] As Figures 1 to 4As shown in the figure, an embodiment of the utility model is a voltage detection and protection device, which includes a housing 10 and a voltage detection and protection module 20 arranged inside the housing 10. The housing 10 includes a base 11 and a cover 12 arranged on the base 11. An accommodation cavity 100 for placing the voltage detection and protection module 20 is formed between the base 11 and the cover 12. The voltage detection and protection module 20 includes a main circuit board 21, a control circuit board 22 arranged inside the base 11, two pins 23 respectively inserted between the main circuit board 21 and the control circuit board 22, and a terminal block 24 inserted on the main circuit board 21. A plurality of indicator lights 221 and a plurality of adjustment knobs 222 are respectively arranged on the control circuit board 22. A plurality of indicator holes 121 and a plurality of adjustment holes 122 are respectively arranged on the cover 12 corresponding to the plurality of indicator lights 221 and the plurality of adjustment knobs 222. A plurality of support bumps 111 are respectively arranged inside the base 11. The main circuit board 21 is arranged on the plurality of support bumps 111. Two support plates 112 are arranged on both sides of the main circuit board 21 inside the base 11. Two elastic clamping plates 113 matched with the main circuit board 21 are arranged on the two support plates 112. The two elastic clamping plates 113 are clamped on the main circuit board 21 and form a clamping fit between the main circuit board 21 and the two elastic clamping plates 113.

[0015] As Figure 2 and 4As shown in the figure, a guide rail groove 114 is provided on the base 11, and a guide rail buckle assembly 30 is provided on the base 11 corresponding to the guide rail groove 114. The guide rail buckle assembly 30 includes a buckle member 31 slidably arranged on the base 11 and an elastic member 32 arranged between the buckle member 31 and the base 11. One end of the buckle member 31 has a clamping portion 311 extending into the guide rail groove 114. A positioning groove 312 is provided on the buckle member 31, and the middle part of the elastic member 32 is clamped in the positioning groove 312, forming a clamping fit between the elastic member 32 and the buckle member 31. A guide rail buckle assembly is provided on the base, so that the rail-mounted installation of the inspection voltage protector can be realized, and the installation is more convenient. An elastic member is provided between the buckle member and the base, so that the buckle member can be reliably locked on the guide rail, which is beneficial to improving the working reliability of the inspection voltage protector. Corresponding to both ends of the elastic member 32 in the base 11, clamping grooves 115 are respectively provided. Both ends of the elastic member 32 are respectively clamped in the clamping grooves 115, forming a clamping fit between the elastic member 32 and the base 11. The elastic member and the base are assembled by a clamping fit method, which is beneficial to improving the working reliability of the inspection voltage protector. The other end of the buckle member 31 has a vertically bent limiting portion 313, and the limiting portion 313 extends into the limiting groove 116 of the base 11. The limiting portion 313 moves reciprocally in the limiting groove 116 along with the movement of the buckle member 31. The limiting portion of the buckle member can play a limiting role, ensuring that the buckle member can act reliably on the base, which is beneficial to improving the working reliability of the inspection voltage protector.

[0016] As Figure 3 shown in the figure, clamping blocks 117 cooperating with the cover 12 are respectively provided on two support plates 112 of the base 11. A clamping hole 123 cooperating with the clamping block 117 is provided on the cover 12. The clamping block 117 is clamped in the clamping hole 123, forming a clamping fit between the base 11 and the cover 12. The cover and the support plate are assembled by a clamping fit method, which is convenient for the assembly of the cover and the base, and the assembly is more convenient.

[0017] The inspection voltage protection module adopts a modular design, and the main circuit board and the two support plates of the base are assembled by a clamping fit method, which is beneficial to realizing the modular assembly of the inspection voltage protector and has higher assembly efficiency. And two pins are provided between the main circuit board and the control circuit board, which is beneficial to the heat dissipation of the main circuit board and the control circuit board and is beneficial to reducing the product temperature rise. Therefore, the inspection voltage protector has the advantages of simple structure, stable and reliable performance, convenient installation and high assembly efficiency.

Claims

1. A pressure protection device, characterized in that: The invention comprises a shell and a pressure detection protection module arranged in the shell. The shell comprises a base and a cover body arranged on the base. A accommodating cavity for placing the pressure detection protection module is formed between the base and the cover body. The pressure detection protection module comprises a main circuit board arranged in the base, a control circuit board, two pins respectively plugged between the main circuit board and the control circuit board, and a wiring terminal plugged on the main circuit board. The control circuit board is respectively provided with a plurality of indicator lights and a plurality of adjustment knobs. The cover body is respectively provided with a plurality of indication holes and a plurality of adjustment holes corresponding to the plurality of indicator lights and the plurality of adjustment knobs. The base is respectively provided with a plurality of supporting protrusions. The main circuit board is arranged on the plurality of supporting protrusions. Two supporting plates are arranged on the base corresponding to the two sides of the main circuit board. Two elastic card plates matching with the main circuit board are arranged on the two supporting plates. The two elastic card plates are snapped on the main circuit board to form a snap-fitting fit between the main circuit board and the two elastic card plates.

2. The voltage detector protector according to claim 1, characterized in that: A guide rail groove is provided on the base, and a guide rail buckle assembly is provided on the base corresponding to the guide rail groove. The guide rail buckle assembly includes a buckle member slidably arranged on the base, and an elastic member arranged between the buckle member and the base. One end of the buckle member has a clamping portion extending into the guide rail groove. A positioning groove is provided on the buckle member. The middle part of the elastic member is clamped in the positioning groove, and a clamping fit between the elastic member and the buckle member is formed.

3. The voltage detector protector according to claim 2, characterized in that: The base is provided with clamping grooves at both ends of the corresponding elastic member, and the two ends of the elastic member are respectively clamped in the clamping grooves to form a clamping fit between the elastic member and the base.

4. The voltage detection protector according to claim 2 or 3, characterized in that: The other end of the buckle is provided with a vertically bent limiting portion, the limiting portion extends in the limiting groove of the base, and the limiting portion moves with the buckle and reciprocates in the limiting groove.

5. The voltage detector protector according to claim 1 or 2, characterized in that: The two support plates of the base are respectively provided with snap-fit ​​blocks matched with the cover body, the cover body is provided with snap-fit ​​holes matched with the snap-fit ​​blocks, the snap-fit ​​blocks are snapped into the snap-fit ​​holes, and the snap-fit ​​cooperation between the base and the cover body is formed.

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