CN216242536U - High-sensitivity pressure reducing valve with explosion-proof structure - Google Patents

High-sensitivity pressure reducing valve with explosion-proof structure Download PDF

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Publication number
CN216242536U
CN216242536U CN202122212581.3U CN202122212581U CN216242536U CN 216242536 U CN216242536 U CN 216242536U CN 202122212581 U CN202122212581 U CN 202122212581U CN 216242536 U CN216242536 U CN 216242536U
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valve
groove
inner cavity
valve body
fixedly connected
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CN202122212581.3U
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Chinese (zh)
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陈文珑
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Guangzhou Bohui Control Technology Co ltd
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Individual
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Abstract

The utility model discloses a pressure reducing valve with high sensitivity and an explosion-proof structure, which comprises a valve body, wherein a valve groove is formed in the middle of an inner cavity of the valve body, a water inlet is formed in the left side of the valve groove, a water outlet is formed in the right side of the inner cavity of the valve groove, a water pressure sensor is fixedly connected to the bottom of the inner cavity of the valve groove, a flow guide pipe is fixedly connected to the right end of the bottom of the inner cavity of the valve groove, the flow guide pipe extends to the lower part of the bottom of the valve body, the inner cavity of the valve body is rotatably connected with a valve plate through a rotating shaft, and a mounting groove is formed in the bottom of the right end of the inner cavity of the valve body. According to the utility model, through the mutual cooperation of the cover plate, the water inlet, the valve groove, the water pressure sensor, the flow guide pipe, the water outlet, the valve core, the spring, the push plate, the valve rod, the valve plate and the micro motor, the problems that an elastic mechanism of the existing pressure reducing valve is inconvenient to replace, the elastic mechanism is easy to rust in the long-time use process, the sensitivity of the pressure reducing valve is lowered, an explosion-proof structure is not provided, and the safety is not high are solved.

Description

High-sensitivity pressure reducing valve with explosion-proof structure
Technical Field
The utility model relates to the technical field of pressure reducing valves, in particular to a pressure reducing valve with high sensitivity and an explosion-proof structure.
Background
The pressure reducing valve is a valve which reduces the inlet pressure to a certain required outlet pressure through regulation and leads the outlet pressure to be automatically kept stable by relying on the energy of the medium. From the viewpoint of hydrodynamics, the pressure reducing valve is a throttling element with variable local resistance, namely, the flow speed and the kinetic energy of fluid are changed by changing the throttling area to cause different pressure losses, thereby achieving the purpose of pressure reduction. Then, the fluctuation of the pressure behind the valve is balanced with the spring force by means of the adjustment of the control and adjustment system, so that the pressure behind the valve is kept constant within a certain error range, but the elastic mechanism of the conventional pressure reducing valve is inconvenient to replace, is easy to rust in the long-time use process, and causes the sensitivity of the pressure reducing valve to be low, and the pressure reducing valve does not have an explosion-proof structure, so that the safety is not high.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a pressure reducing valve with high sensitivity and an explosion-proof structure, which has the advantages of high sensitivity and the explosion-proof structure and solves the problems that the conventional elastic mechanism of the pressure reducing valve is inconvenient to replace, is easy to rust in the long-time use process, so that the sensitivity of the pressure reducing valve is low, and has no explosion-proof structure, so that the safety is not high.
In order to achieve the purpose, the utility model provides the following technical scheme: a pressure reducing valve with high sensitivity and an explosion-proof structure comprises a valve body, wherein a valve groove is formed in the middle of an inner cavity of the valve body, a water inlet is formed in the left side of the valve groove, a water outlet is formed in the right side of the inner cavity of the valve groove, a water pressure sensor is fixedly connected to the bottom of the inner cavity of the valve groove, a flow guide pipe is fixedly connected to the right end of the bottom of the inner cavity of the valve groove and extends to the lower part of the bottom of the valve body, a valve plate is rotatably connected to the inner cavity of the valve body through a rotating shaft, a mounting groove is formed in the bottom of the right end of the inner cavity of the valve body, a micro motor is fixedly mounted in the inner cavity of the mounting groove, an output shaft of the micro motor is fixedly connected with the valve plate, a groove is formed in the top of the valve body, a cover plate is fixedly connected to the top of the groove through a bolt, a push plate is movably connected to the inner cavity of the groove, and a spring is arranged between the top of the push plate and the bottom of the cover plate, the bottom fixedly connected with valve rod of push pedal, the valve rod extends to the inner chamber of valve groove, the bottom fixedly connected with case of valve rod.
Preferably, the positive left end fixedly connected with display of valve body, the input of display and the output electric connection of water pressure inductor.
Preferably, the right-hand member fixed mounting that the valve body is positive has the PLC controller, the output of PLC controller and micro motor's input electric connection, the input of PLC controller and the output electric connection of water pressure inductor.
Preferably, the top of the spring is movably connected with the bottom of the cover plate, and the bottom of the spring is movably connected with the top of the push plate.
Preferably, the left side and the right side of the inner cavity of the groove are both provided with sliding grooves, and the push plate is in sliding connection with the inner cavities of the sliding grooves.
Compared with the prior art, the utility model has the following beneficial effects:
the utility model can form a pressure reducing valve mechanism through the water inlet, the water outlet, the valve core, the spring, the push plate and the valve rod, because the top of the groove is fixedly connected with the cover plate through the bolt, when the spring is damaged, the bolt is unscrewed, the cover plate is taken down, the spring can be replaced, the utility model is very convenient, the sensitivity of the device is reduced caused by the damage of the spring is avoided, the device has higher sensitivity all the time, the water pressure can be detected by utilizing the water pressure sensor, when the water pressure value is overhigh, the micro motor is opened, the valve plate can be driven to rotate by utilizing the micro motor, thereby, a part of water can flow out of the flow guide pipe, the pressure born by the valve body can be reduced, the explosion-proof effect is achieved, the problem that the elastic mechanism of the existing pressure reducing valve is inconvenient to replace, the elastic mechanism is easy to corrode in the long-time use process, and the sensitivity of the pressure reducing valve is reduced, and the safety is not high due to the fact that the anti-explosion structure is not provided.
Drawings
The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the application and together with the description serve to explain the application and not to limit the application, and in which:
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic cross-sectional view of the present invention in a front view;
FIG. 3 is an enlarged view of the structure at A in FIG. 2 according to the present invention.
In the figure: 1. a valve body; 2. a PLC controller; 3. a display; 4. a cover plate; 5. a water inlet; 6. a valve spool; 7. a water pressure sensor; 8. a flow guide pipe; 9. a water outlet; 10. a valve core; 11. a groove; 12. a chute; 13. a spring; 14. pushing the plate; 15. a valve stem; 16. a valve plate; 17. mounting grooves; 18. a micro motor.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "provided", "connected", and the like are to be construed broadly, such as "connected", which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
The valve body 1, the PLC 2, the display 3, the cover plate 4, the water inlet 5, the valve groove 6, the water pressure sensor 7, the flow guide pipe 8, the water outlet 9, the valve core 10, the groove 11, the sliding groove 12, the spring 13, the push plate 14, the valve rod 15, the valve plate 16, the mounting groove 17 and the micro motor 18 are all universal standard parts or parts known by technicians in the field, and the structure and the principle of the valve are known by technicians in the field through technical manuals or conventional experimental methods.
Referring to fig. 1-3, a pressure reducing valve with high sensitivity and an explosion-proof structure comprises a valve body 1, a valve groove 6 is arranged in the middle of an inner cavity of the valve body 1, a water inlet 5 is arranged on the left side of the valve groove 6, a water outlet 9 is arranged on the right side of the inner cavity of the valve groove 6, a water pressure sensor 7 is fixedly connected with the bottom of the inner cavity of the valve groove 6, a flow guide pipe 8 is fixedly connected with the right end of the inner cavity of the valve groove 6, the flow guide pipe 8 extends to the lower part of the bottom of the valve body 1, the inner cavity of the valve body 1 is rotatably connected with a valve plate 16 through a rotating shaft, a mounting groove 17 is arranged at the bottom of the right end of the inner cavity of the valve body 1, a micro motor 18 is fixedly arranged in the inner cavity of the mounting groove 17, an output shaft of the micro motor 18 is fixedly connected with the valve plate 16, a groove 11 is arranged at the top of the valve body 1, a cover plate 4 is fixedly connected with the top of the groove 11 through a bolt, a push plate 14 is movably connected with the inner cavity of the groove 11, a spring 13 is arranged between the top of the push plate 14 and the bottom of the cover plate 4, a valve rod 15 is fixedly connected to the bottom of the push plate 14, the valve rod 15 extends to the inner cavity of the valve groove 6, a valve core 10 is fixedly connected to the bottom of the valve rod 15, a display 3 is fixedly connected to the left end of the front surface of the valve body 1, the input end of the display 3 is electrically connected to the output end of the water pressure sensor 7, a PLC controller 2 is fixedly installed at the right end of the front surface of the valve body 1, the output end of the PLC controller 2 is electrically connected to the input end of a micro motor 18, the input end of the PLC controller 2 is electrically connected to the output end of the water pressure sensor 7, the top of the spring 13 is movably connected to the bottom of the cover plate 4, the bottom of the spring 13 is movably connected to the top of the push plate 14, sliding grooves 12 are formed in the left side and the right side of the inner cavity of the groove 11, the push plate 14 is slidably connected to the inner cavity of the sliding grooves 12, and a pressure reducing valve mechanism can be formed by the water inlet 5, the water outlet 9, the valve core 10, the spring 13, the push plate 14 and the valve rod 15, because the top of the groove 11 is fixedly connected with the cover plate 4 through the bolt, when the spring 13 is damaged, the bolt is unscrewed, the cover plate 4 is taken down, the spring 13 can be replaced, the device is very convenient, the sensitivity of the device is prevented from being lowered due to the damage of the spring 13, the device has high sensitivity all the time, can detect water pressure by using the water pressure sensor 7, when the water pressure value is too high, the micro motor 18 is turned on, the micro motor 18 can drive the valve plate 16 to rotate, thereby enabling a part of water to flow out of the draft tube 8, reducing the pressure on the valve body 1, playing an explosion-proof role, solving the problem that the elastic mechanism of the existing pressure reducing valve is not convenient to replace, the elastic mechanism is easy to rust in the long-time use process, so that the sensitivity of the pressure reducing valve is lowered, and the pressure reducing valve does not have an explosion-proof structure, so that the safety is not high.
When in use, the pressure reducing valve mechanism can be formed by the water inlet 5, the water outlet 9, the valve core 10, the spring 13, the push plate 14 and the valve rod 15, because the cover plate 4 is fixedly connected with the top of the groove 11 through the bolt, when the spring 13 is damaged, the bolt is unscrewed, the spring 13 can be replaced by taking down the cover plate 4, the pressure reducing valve mechanism is very convenient, the sensitivity of the device is lowered due to the damage of the spring 13 is avoided, the device can always have higher sensitivity, the water pressure can be detected by using the water pressure sensor 7, when the water pressure value is too high, the micro motor 18 is opened, the micro motor 18 can drive the valve plate 16 to rotate, so that part of water can flow out from the flow guide pipe 8, the pressure born by the valve body 1 can be reduced, the explosion-proof effect can be achieved, the problem that the elastic mechanism of the existing pressure reducing valve is inconvenient to replace is solved, and the elastic mechanism is easy to rust in the long-time use process, the sensitivity of the pressure reducing valve is lowered, and an explosion-proof structure is not provided, so that the safety is not high.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (5)

1. The utility model provides a sensitivity is high and have explosion-proof structure's relief pressure valve, includes valve body (1), its characterized in that: the water-saving valve is characterized in that a valve groove (6) is formed in the middle of an inner cavity of the valve body (1), a water inlet (5) is formed in the left side of the valve groove (6), a water outlet (9) is formed in the right side of the inner cavity of the valve groove (6), a water pressure sensor (7) is fixedly connected to the bottom of the inner cavity of the valve groove (6), a guide pipe (8) is fixedly connected to the right end of the inner cavity of the valve groove (6), the guide pipe (8) extends to the lower portion of the bottom of the valve body (1), a valve plate (16) is rotatably connected to the inner cavity of the valve body (1) through a rotating shaft, a mounting groove (17) is formed in the bottom of the right end of the inner cavity of the valve body (1), a micro motor (18) is fixedly mounted in the inner cavity of the mounting groove (17), an output shaft of the micro motor (18) is fixedly connected with the valve plate (16), a groove (11) is formed in the top of the valve body (1), and a cover plate (4) is fixedly connected with the top of the groove (11) through a bolt, the inner cavity of the groove (11) is movably connected with a push plate (14), a spring (13) is arranged between the top of the push plate (14) and the bottom of the cover plate (4), a valve rod (15) is fixedly connected to the bottom of the push plate (14), the valve rod (15) extends to the inner cavity of the valve groove (6), and a valve core (10) is fixedly connected to the bottom of the valve rod (15).
2. A pressure reducing valve having high sensitivity and explosion-proof structure according to claim 1, wherein: the water pressure sensor is characterized in that a display (3) is fixedly connected to the left end of the front face of the valve body (1), and the input end of the display (3) is electrically connected with the output end of the water pressure sensor (7).
3. A pressure reducing valve having high sensitivity and explosion-proof structure according to claim 1, wherein: the right-hand member fixed mounting that valve body (1) is positive has PLC controller (2), the output of PLC controller (2) and the input electric connection of micro motor (18), the input of PLC controller (2) and the output electric connection of water pressure inductor (7).
4. A pressure reducing valve having high sensitivity and explosion-proof structure according to claim 1, wherein: the top of the spring (13) is movably connected with the bottom of the cover plate (4), and the bottom of the spring (13) is movably connected with the top of the push plate (14).
5. A pressure reducing valve having high sensitivity and explosion-proof structure according to claim 1, wherein: the left side and the right side of the inner cavity of the groove (11) are both provided with sliding grooves (12), and the push plate (14) is in sliding connection with the inner cavity of the sliding grooves (12).
CN202122212581.3U 2021-09-14 2021-09-14 High-sensitivity pressure reducing valve with explosion-proof structure Active CN216242536U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202122212581.3U CN216242536U (en) 2021-09-14 2021-09-14 High-sensitivity pressure reducing valve with explosion-proof structure

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202122212581.3U CN216242536U (en) 2021-09-14 2021-09-14 High-sensitivity pressure reducing valve with explosion-proof structure

Publications (1)

Publication Number Publication Date
CN216242536U true CN216242536U (en) 2022-04-08

Family

ID=80985193

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202122212581.3U Active CN216242536U (en) 2021-09-14 2021-09-14 High-sensitivity pressure reducing valve with explosion-proof structure

Country Status (1)

Country Link
CN (1) CN216242536U (en)

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Effective date of registration: 20221114

Address after: 511400 105, No. 61, Shilou Road, Shilian Road, Shilou Town, Guangzhou, Guangdong

Patentee after: Guangzhou Bohui Control Technology Co.,Ltd.

Address before: 362018 room 1625, 16th floor, Mingren science and technology building, 150m northwest of the intersection of Jinhuai street and Fuzhong Road, Fengze District, Quanzhou City, Fujian Province

Patentee before: Chen Wenlong

TR01 Transfer of patent right