CN219035730U - Explosion-proof electric actuator - Google Patents

Explosion-proof electric actuator Download PDF

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Publication number
CN219035730U
CN219035730U CN202223206812.0U CN202223206812U CN219035730U CN 219035730 U CN219035730 U CN 219035730U CN 202223206812 U CN202223206812 U CN 202223206812U CN 219035730 U CN219035730 U CN 219035730U
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CN
China
Prior art keywords
explosion
shell
valve body
proof
pressure release
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CN202223206812.0U
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Chinese (zh)
Inventor
王颜军
屈海虹
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Yangzhou Kiddness Environmental Protection Equipment Co ltd
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Yangzhou Kiddness Environmental Protection Equipment Co ltd
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    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/10Energy storage using batteries

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Abstract

The utility model discloses an explosion-proof electric actuator, and belongs to the technical field of electric actuators. Including the shell body, the inside of shell body is fixed with explosion-proof shell, the inside of explosion-proof shell is equipped with the executor component, the upper surface of explosion-proof shell runs through and has seted up the pressure release mouth, be equipped with the valve body between shell body and the explosion-proof shell, the valve body is located the top of pressure release mouth, the periphery fixedly connected with connecting rod of valve body, the outer end of connecting rod is connected with the uide bushing, the uide bushing cover is established at the surface of guiding axle, the upper and lower end of guiding axle is fixed respectively at the lower surface of shell body top surface and the upper surface of executor component, the top of valve body is equipped with the electro-magnet, the upper end at the shell body is fixed to the electro-magnet, the top of electro-magnet is equipped with the switch, the side of explosion-proof shell is connected with the relief valve. According to the utility model, the electromagnet and the valve body structure are arranged between the outer shell of the actuator and the explosion-proof shell, the valve body is sucked out by the electromagnet, and when the air pressure in the explosion-proof shell continuously rises, the pressure can be released from the pressure release opening, so that the explosion of high pressure is avoided.

Description

Explosion-proof electric actuator
Technical Field
The utility model relates to the technical field of electric actuators, in particular to an explosion-proof electric actuator.
Background
The actuator is an essential important component in an automatic control system, and has the functions of receiving a control signal sent by a controller and changing the size of a controlled medium, so that a controlled variable is maintained on a required numerical value or in a certain range, the actuator can be divided into three categories of pneumatic, hydraulic and electric according to the energy form, the electric actuator is convenient to take energy, quick in signal transmission, complex in structure and poor in explosion-proof performance.
In the prior art, a manual pressure relief valve is added in the structure of an electric actuator, the manual pressure relief valve needs to be manually operated, a bolt structure is generally adopted, and a valve body is screwed out, so that the structure is inconvenient to operate.
Disclosure of Invention
In order to solve the problems, the utility model provides an explosion-proof electric actuator.
The utility model is realized by the following technical scheme:
the utility model provides an explosion-proof electric actuator, includes the shell body, the inside of shell body is fixed with the explosion-proof shell, the inside of explosion-proof shell is equipped with the executor component, the pressure release mouth has been seted up in the upper surface of explosion-proof shell, be equipped with the valve body between shell body and the explosion-proof shell, the valve body is located the top of pressure release mouth, the periphery fixedly connected with connecting rod of valve body, the outer end of connecting rod is connected with the uide bushing, the uide bushing cover is established at the surface of guiding axle, the upper and lower extreme of guiding axle is fixed respectively at the lower surface of shell body top surface and the upper surface of executor component, the top of valve body is equipped with the electro-magnet, the upper end at the shell body is fixed to the electro-magnet, the top of electro-magnet is equipped with the switch, the side of explosion-proof shell is connected with the relief valve.
The pressure release valve comprises a pressure release pipe, the inside right side of pressure release pipe is equipped with the sealing block, the right side of sealing block is connected with the closing plate, the outer end of closing plate is connected with the slider, the right side cover of pressure release pipe is equipped with the sleeve, telescopic inner wall has been seted up, the slider falls into the inside of spout, be connected with the spring between closing plate and the sleeve, first through-hole has been seted up on the sealing block, the second through-hole has been seted up on the sleeve.
The diameter of the valve body gradually decreases from top to bottom.
Compared with the prior art, the utility model has the beneficial effects that:
according to the utility model, the electromagnet and the valve body structure are arranged between the outer shell of the actuator and the explosion-proof shell, the valve body is sucked out by the electromagnet, and when the air pressure in the explosion-proof shell continuously rises, the pressure can be released from the pressure release opening, so that the explosion of high pressure is avoided, and the pressure release operation is convenient.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
fig. 2 is a schematic structural view of the explosion-proof valve of the present utility model.
In the figure: 1. an outer housing; 2. an actuator element; 3. an explosion-proof housing; 4. an electromagnet; 5. a valve body; 6. a pressure relief port; 7. a connecting rod; 8. a guide shaft; 9. a guide sleeve; 10. a switch; 11. a pressure release valve; 12. a pressure relief tube; 13. a sealing block; 14. a sealing plate; 15. a slide block; 16. a chute; 17. a sleeve; 18. a spring; 19. a first through hole; 20. and a second through hole.
Detailed Description
The utility model is further described below with reference to the accompanying drawings:
as shown in fig. 1 and 2 of the attached drawings, an explosion-proof electric actuator comprises an outer shell 1, an explosion-proof shell 3 is fixed in the outer shell 1, an actuator element 2 is arranged in the explosion-proof shell 3, a pressure relief opening 6 is formed in the upper surface of the explosion-proof shell 3 in a penetrating manner, a valve body 5 is arranged between the outer shell 1 and the explosion-proof shell 3, the valve body 5 is located above the pressure relief opening 6, a connecting rod 7 is fixedly connected to the periphery of the valve body 5, a guide sleeve 9 is connected to the outer end of the connecting rod 7, the guide sleeve 9 is sleeved on the outer surface of a guide shaft 8, the upper end and the lower end of the guide shaft 8 are respectively fixed on the lower surface of the top surface of the outer shell 1 and the upper surface of the actuator element 2, an electromagnet 4 is arranged above the valve body 5, the electromagnet 4 is fixed at the upper end of the outer shell 1, a switch 10 is arranged above the electromagnet 4, and a pressure relief valve 11 is connected to the side of the explosion-proof shell 3.
The pressure release valve 11 includes pressure release pipe 12, the inside right side of pressure release pipe 12 is equipped with sealing block 13, sealing block 13's right side is connected with closing plate 14, the outer end of closing plate 14 is connected with slider 15, the right side cover of pressure release pipe 12 is equipped with sleeve 17, 16 have been seted up to sleeve 17's inner wall, slider 15 falls into spout 16's inside, be connected with spring 18 between closing plate 14 and the sleeve 17, first through-hole 19 has been seted up on the sealing block 13, second through-hole 20 has been seted up on the sleeve 17.
The diameter of the valve body 5 gradually decreases from top to bottom.
Example 1
The utility model provides an explosion-proof electric actuator, includes shell 1, and the inside of shell 1 is fixed with explosion-proof shell 3, and explosion-proof shell 3's inside is equipped with executor element 2, and explosion-proof shell 3's upper surface runs through and has offered pressure release mouth 6, is equipped with valve body 5 between shell 1 and the explosion-proof shell 3, and the diameter of valve body 5 reduces gradually from top to bottom, valve body 5 adopts unipolar magnet to make, and valve body 5 is located pressure release mouth 6's top, and the periphery fixedly connected with connecting rod 7 of valve body 5, and connecting rod 7's outer end is connected with uide bushing 9, and uide bushing 9 cover is established at the surface of guiding axle 8, and the upper and lower extreme of guiding axle 8 is fixed respectively at the lower surface of shell 1 top surface and the upper surface of executor element 2, and the top of valve body 5 is equipped with electro-magnet 4, and electro-magnet 4 is fixed at shell 1's upper end, and electro-magnet 4's top is equipped with switch 10, and explosion-proof shell 3's side is connected with relief valve 11.
The relief valve 11 includes pressure release pipe 12, and pressure release pipe 12's inside right side is equipped with sealing block 13, and sealing block 13's right side is connected with closing plate 14, and the outer end of closing plate 14 is connected with slider 15, and pressure release pipe 12's right side cover is equipped with sleeve 17, and 16 have been seted up to sleeve 17's inner wall, and slider 15 falls into spout 16's inside, is connected with spring 18 between closing plate 14 and the sleeve 17, first through-hole 19 has been seted up on the sealing block 13, second through-hole 20 has been seted up on the sleeve 17.
In this embodiment, a pressure relief opening 6 is provided on an explosion-proof housing 3 of an electric actuator, when the air pressure in the explosion-proof housing 3 is continuously increased, a switch 10 can be started to change the polarity of an electromagnet 4, a polarity different from that of a valve body 5 (for example, the valve body is an S pole, the changed electromagnet 4 is an N pole) is generated, the valve body 5 is sucked upwards, the valve body 5 is separated from the pressure relief opening 6 and gradually rises to the electromagnet, and the valve body 5 moves upwards along a guide shaft 8 to finish pressure relief; after the pressure relief is finished, the switch 10 is started again, the polarity of the electromagnet 4 is changed into the same polarity as that of the valve 5, at the moment, the valve body 5 is subjected to repulsive force to move downwards, and the position of the pressure relief opening 6 is restored.
The side of explosion-proof housing 3 still is connected with the relief valve, and after the atmospheric pressure in explosion-proof housing 3 risees, inside pneumatic pressure can pass decompression pipe 12 and promote closing plate 14, can push up closing plate 14 and sealing block 13 right, synchronous compression spring, can follow first through-hole 19 and second through-hole 20 and release, under the effect of spring 18 after the pressure release, closing plate 14 resumes the normal position.
The foregoing description is only illustrative of the preferred embodiments of the present utility model and is not intended to limit the scope of the utility model, but rather the equivalent variations and modifications in shape, construction, characteristics and spirit according to the scope of the claims should be construed to be included in the scope of the claims.

Claims (3)

1. An explosion-proof electric actuator, characterized in that: including shell body (1), the inside of shell body (1) is fixed with explosion-proof shell (3), the inside of explosion-proof shell (3) is equipped with executor element (2), pressure release mouth (6) have been seted up in the upper surface of explosion-proof shell (3) run through, be equipped with valve body (5) between shell body (1) and explosion-proof shell (3), valve body (5) are located the top of pressure release mouth (6), the periphery fixedly connected with connecting rod (7) of valve body (5), the outer end of connecting rod (7) is connected with uide bushing (9), the surface at guiding axle (8) is established to uide bushing (9) cover, the upper and lower extreme of guiding axle (8) is fixed respectively at the lower surface of shell body (1) top surface and the upper surface of executor element (2), the top of valve body (5) is equipped with electro-magnet (4), the upper end at shell body (1) is fixed to electro-magnet (4), the top of electro-magnet (4) is equipped with switch (10), the side of explosion-proof shell (3) is connected with pressure release valve (11).
2. The explosion-proof electric actuator of claim 1, wherein: the pressure release valve (11) comprises a pressure release pipe (12), the inside right side of pressure release pipe (12) is equipped with sealing block (13), the right side of sealing block (13) is connected with closing plate (14), the outer end of closing plate (14) is connected with slider (15), the right side cover of pressure release pipe (12) is equipped with sleeve (17), spout (16) have been seted up to the inner wall of sleeve (17), slider (15) fall into the inside of spout (16), be connected with spring (18) between closing plate (14) and sleeve (17), first through-hole (19) have been seted up on sealing block (13), second through-hole (20) have been seted up on sleeve (17).
3. The explosion-proof electric actuator of claim 1, wherein: the diameter of the valve body (5) gradually decreases from top to bottom.
CN202223206812.0U 2022-11-30 2022-11-30 Explosion-proof electric actuator Active CN219035730U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202223206812.0U CN219035730U (en) 2022-11-30 2022-11-30 Explosion-proof electric actuator

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202223206812.0U CN219035730U (en) 2022-11-30 2022-11-30 Explosion-proof electric actuator

Publications (1)

Publication Number Publication Date
CN219035730U true CN219035730U (en) 2023-05-16

Family

ID=86293102

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202223206812.0U Active CN219035730U (en) 2022-11-30 2022-11-30 Explosion-proof electric actuator

Country Status (1)

Country Link
CN (1) CN219035730U (en)

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