CN216113398U

CN216113398U - Temperature and pressure reducing device capable of being started and stopped automatically

Info

Publication number: CN216113398U
Application number: CN202122425854.2U
Authority: CN
Inventors: 秦忠妹
Original assignee: Jiangsu Jieyi Industrial Equipment Co ltd
Current assignee: Jiangsu Jieyi Industrial Equipment Co ltd
Priority date: 2021-10-09
Filing date: 2021-10-09
Publication date: 2022-03-22
Anticipated expiration: 2031-10-09

Abstract

The utility model discloses a temperature and pressure reducing device capable of being automatically started and stopped, which comprises a pressure reducing valve, wherein an air inlet pipe and an air outlet pipe are respectively and fixedly connected to two sides of the pressure reducing valve, a first pressure sensor and a first temperature sensor are respectively and fixedly arranged on the air inlet pipe, a second pressure sensor, a second temperature sensor, a safety valve and a pressure regulating valve are respectively and fixedly arranged on the air outlet pipe, a temperature reducing water pipeline is fixedly connected to one side, close to the pressure reducing valve, of the air outlet pipe, an electromagnetic valve is fixedly arranged on the temperature reducing water pipeline, a PLC (programmable logic controller) is fixedly arranged at the front end of the pressure reducing valve, a protective shell is fixedly arranged on the upper end face of the pressure reducing valve, and a temperature module, a pressure module, a valve module and a pressure reducing module are respectively and fixedly arranged in the protective shell. According to the utility model, the device has high intelligent degree and various detection means, and can effectively ensure the automatic start-stop type temperature and pressure reduction of steam, so that the temperature and the air pressure of the discharged steam are in a controllable range.

Description

Temperature and pressure reducing device capable of being started and stopped automatically

Technical Field

The utility model relates to the technical field of beam column joint connection, in particular to a temperature and pressure reducing device capable of being automatically started and stopped.

Background

The temperature and pressure reducing device is a steam heat energy parameter conversion device and an energy-saving device utilizing waste heat, which are widely applied to heat energy engineering in enterprises of cogeneration, central heating, light industry, electric power, chemical industry, textile and the like in modern industry.

201920629766.4 discloses a can open automatically and stop temperature and pressure reduction device, which comprises a support, the connecting pipe has been placed to the upper left side position of support, temperature and pressure reduction device's left end face fixed mounting has the fixed block, the switch is installed to temperature pressure sensor's right side below position, the connecting pipe runs through the inside at the connecting block, the pressure release mouth has been seted up between the connecting block monomer, and the top of pressure release mouth installs the apron, the first screw rod of all running through installation in the left and right sides of apron, and the end of first screw rod runs through and installs the second screw rod, the pressure release ball has been placed to the inside of pressure release mouth, and the equal fixedly connected with lug in both ends about the pressure release ball, angular distribution such as the surface of connecting plate has the air vent. This but automatic start stop temperature and pressure reduction device not only can realize automatic start stop temperature and pressure reduction's purpose, can reach the purpose of pressure release moreover, has guaranteed the security of device.

Although the purpose of automatically starting and stopping, reducing temperature and pressure can be achieved by the aid of the device compared with a traditional device, the device is simple in structure, the technical means of secondary detection of the discharge position is lacked, related structures are not described in detail in patent texts, the device does not have the function of adjusting air pressure to a proper discharge value to discharge, intelligence and precision are insufficient, and therefore the device capable of automatically starting and stopping, reducing temperature and pressure is improved.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defects in the prior art and provides a temperature and pressure reducing device capable of being automatically started and stopped.

In order to achieve the purpose, the utility model adopts the following technical scheme: the utility model provides a can open automatically and stop temperature-reducing pressure relief device, includes the relief pressure valve, the relief pressure valve both sides are fixedly connected with intake pipe and outlet duct respectively, fixed pressure sensor and the temperature sensor of being provided with respectively in the intake pipe, fixed No. two pressure sensor, No. two temperature sensor, relief valve and the air-vent valve of being provided with respectively on the outlet duct, be close to relief pressure valve one side fixedly connected with temperature-reducing water pipe on the outlet duct, the last fixed solenoid valve that is provided with of temperature-reducing water pipe, the fixed PLC controller that is provided with in relief pressure valve front end, the fixed protective housing that is provided with of relief pressure valve up end, fixed temperature module, pressure module, valve module and the decompression module of setting respectively in the protective housing.

The fixed driving motor that is provided with of air-vent valve up end, the inner fixed cavity groove of having seted up of air-vent valve, the gas outlet has all been fixed to the cavity groove both sides, the fixed connecting pipe that has cup jointed in air-vent valve bottom plate middle part, the cover is equipped with the sealed head of toper on the connecting pipe, the sealed head up end fixedly connected with adjusting block of toper, the threaded bush of adjusting block inner is equipped with accommodate the lead screw, accommodate the lead screw run through the air-vent valve roof and with driving motor output fixed connection, fixedly connected with pressure regulating spring between the terminal surface under the sealed head upper end of toper and the air-vent valve roof, pressure regulating spring movable sleeve establishes in the accommodate the lead screw outer end.

As a further description of the above technical solution:

the temperature module, the pressure module, the valve module and the pressure reduction module are all electrically connected with the PLC.

As a further description of the above technical solution:

the pressure reducing valve and the pressure regulating valve are both electrically connected with the pressure reducing module.

As a further description of the above technical solution:

the electromagnetic valve is electrically connected with the valve module.

As a further description of the above technical solution:

the first pressure sensor and the second pressure sensor are electrically connected with the pressure module.

As a further description of the above technical solution:

the first temperature sensor and the second temperature sensor are electrically connected with the temperature module.

As a further description of the above technical solution:

the equal fixedly connected with of well dead slide bar in cavity groove middle part both sides, equal fixedly connected with dead slide block on the outer wall of adjusting the slider both sides, two dead slide block sliding sleeve is established respectively on two dead slide bar outer walls.

As a further description of the above technical solution:

the pressure regulating valve is arranged between the safety valve and the second temperature sensor, and the safety valve is arranged between the pressure reducing valve and the pressure regulating valve.

The utility model has the following beneficial effects:

1. according to the temperature and pressure reducing device capable of being automatically started and stopped, when the temperature or the pressure of the air inlet pipe is detected by the sensor, the temperature module and the pressure module transmit signals to the PLC, the PLC controls the opening of the electromagnetic valve and the pressure reducing valve through the valve module and the pressure reducing module to reduce the temperature and the pressure, and controls the air pressure in a safe range by matching with the safety valve.

2. According to the temperature and pressure reducing device capable of being automatically started and stopped, the adjusting screw rod is driven to rotate by the driving motor, the adjusting slide block is driven to ascend, the conical sealing head is driven to ascend and release pressure, the process is simple and trouble-saving, and the controllability is high.

3. The temperature and pressure reducing device capable of being automatically started and stopped provided by the utility model has the advantages of high degree of device intelligence and various detection means, and can effectively ensure the automatic start-stop type temperature and pressure reduction of steam, so that the temperature and the air pressure of the discharged steam are in a controllable range.

Drawings

FIG. 1 is a schematic diagram of a main structure of a temperature and pressure reducing device capable of being automatically started and stopped according to the present invention;

FIG. 2 is a schematic view of an internal structure of a pressure regulating valve of an automatic start-stop temperature and pressure reducing device according to the present invention;

FIG. 3 is a schematic view of a module connection structure of a temperature and pressure reducing device capable of being automatically started and stopped according to the present invention;

fig. 4 is a schematic perspective view of a connecting pipe of the desuperheating and depressurizing device capable of being automatically started and stopped according to the present invention.

Illustration of the drawings:

1. a pressure reducing valve; 2. an air inlet pipe; 3. an air outlet pipe; 4. a first pressure sensor; 5. a first temperature sensor; 6. a second pressure sensor; 7. a second temperature sensor; 8. a PLC controller; 9. a protective housing; 10. a safety valve; 11. a pressure regulating valve; 12. a temperature-reducing water pipeline; 13. an electromagnetic valve; 14. a drive motor; 15. a hollow groove; 16. a connecting pipe; 17. an air outlet; 18. adjusting the sliding block; 19. a conical sealing head; 20. adjusting the screw rod; 21. a pressure regulating spring; 22. a limiting slide block; 23. a limiting slide bar; 24. a temperature module; 25. a pressure module; 26. a valve module; 27. a pressure reduction module.

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 should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, 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.

Referring to fig. 1-4, one embodiment of the present invention is provided: the utility model provides a can open automatically and stop temperature and pressure reduction device, including

relief pressure valve

1, 1 both sides difference fixedly connected with intake pipe 2 and outlet duct 3 of relief pressure valve, fixed No. 4 and the temperature sensor 5 of being provided with respectively in the intake pipe 2, fixed No. two pressure sensor 6 that are provided with respectively on the outlet duct 3, No. two temperature sensor 7, relief valve 10 and air-vent valve 11, be close to 1 one side fixedly connected with temperature reduction water pipeline 12 of relief pressure valve on the outlet duct 3, the fixed solenoid valve 13 that is provided with on the temperature reduction water pipeline 12, 1 front end of relief pressure valve is fixed and is provided with

PLC controller

8, 1 up end of relief pressure valve is fixed and is provided with protecting sheathing 9, fixed temperature module 24 that sets up respectively in the protecting sheathing 9, pressure module 25, valve module 26 and pressure reduction module 27.

The upper end face of the pressure regulating valve 11 is fixedly provided with a driving motor 14, the inner end of the pressure regulating valve 11 is fixedly provided with a hollow groove 15, two sides of the hollow groove 15 are both fixedly provided with an air outlet 17, the middle part of the bottom plate of the pressure regulating valve 11 is fixedly sleeved with a connecting pipe 16, the upper end of the connecting pipe 16 is sleeved with a conical sealing head 19, the upper end face of the conical sealing head 19 is fixedly connected with an adjusting slider 18, the inner end of the adjusting slider 18 is sleeved with an adjusting screw rod 20 in a threaded manner, the adjusting screw rod 20 penetrates through the top plate of the pressure regulating valve 11 and is fixedly connected with the output end of the driving motor 14, the upper end of the conical sealing head 19 and the lower end face of the top plate of the pressure regulating valve 11 are fixedly connected with a pressure regulating spring 21, and the outer end of the adjusting screw rod 20 is movably sleeved with the pressure regulating spring 21.

The temperature module 24, the pressure module 25, the valve module 26 and the pressure reduction module 27 are all electrically connected with the PLC controller 8.

The pressure reducing valve 1 and the pressure regulating valve 11 are both electrically connected with the pressure reducing module 27, and the opening and closing of the pressure reducing module 27 and the pressure regulating valve are controlled.

The electromagnetic valve 13 is electrically connected with the valve module 26, and the opening and closing of the electromagnetic valve 13 is controlled by the valve module 26.

The first pressure sensor 4 and the second pressure sensor 6 are both electrically connected with the pressure module 25.

The first temperature sensor 5 and the second temperature sensor 7 are both electrically connected with the temperature module 24.

Equal fixedly connected with limit slide bar 23 in hollow groove 15 middle part both sides, equal fixedly connected with limit slide block 22 on the outer wall of adjusting block 18 both sides, two limit slide block 22 slip the cover respectively and establish on two limit slide bar 23 outer walls, slide on limit slide bar 23 through limit slide block 22, can effective control adjusting block 18 stability of going up and down, prevent that its production from rocking the phenomenon.

The pressure regulating valve 11 is provided between the safety valve 10 and the second temperature sensor 7, and the safety valve 10 is provided between the pressure reducing valve 1 and the pressure regulating valve 11.

The working principle is as follows: when the device of the utility model is used, when the first pressure sensor 4 and the first temperature sensor 5 detect the temperature or the pressure of the air inlet pipe 2 is overlarge, a signal is transmitted to the PLC controller 8 through the temperature module 24 and the pressure module 25, then the PLC 8 controls the opening of the reducing valve 1 and the electromagnetic valve 13 through the valve module 26 and the reducing module 27 to reduce the temperature and pressure, meanwhile, the air pressure is controlled in a safe range by matching with the safety valve 10, but when the second pressure sensor 6 and the second temperature sensor 7 on the air outlet pipe 3 still detect temperature or the air pressure is larger, the water inflow of the temperature-reducing water is increased according to the above manner, and the PLC 8 controls the action of the driving motor 14 on the pressure regulating valve 11 to drive the adjusting screw rod 20 to rotate, and then drives the adjusting slide block 18 to rise, and further drives the conical sealing head 19 to rise and release pressure, so that the steam can be cooled and decompressed to a preset range.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the utility model.

Claims

1. The utility model provides a but automatic start stop temperature and pressure reduction device, includes relief pressure valve (1), its characterized in that: an air inlet pipe (2) and an air outlet pipe (3) are respectively and fixedly connected with the two sides of the pressure reducing valve (1), a first pressure sensor (4) and a first temperature sensor (5) are respectively and fixedly arranged on the air inlet pipe (2), a second pressure sensor (6), a second temperature sensor (7), a safety valve (10) and a pressure regulating valve (11) are respectively and fixedly arranged on the air outlet pipe (3), a temperature-reducing water pipeline (12) is fixedly connected to one side of the air outlet pipe (3) close to the pressure reducing valve (1), an electromagnetic valve (13) is fixedly arranged on the temperature-reducing water pipeline (12), a PLC (programmable logic controller) (8) is fixedly arranged at the front end of the pressure-reducing valve (1), a protective shell (9) is fixedly arranged on the upper end face of the pressure reducing valve (1), and a temperature module (24), a pressure module (25), a valve module (26) and a pressure reducing module (27) are respectively and fixedly arranged in the protective shell (9);

a driving motor (14) is fixedly arranged on the upper end surface of the pressure regulating valve (11), a hollow groove (15) is fixedly arranged at the inner end of the pressure regulating valve (11), both sides of the hollow groove (15) are fixedly provided with air outlets (17), the middle part of the bottom plate of the pressure regulating valve (11) is fixedly sleeved with a connecting pipe (16), a conical sealing head (19) is sleeved at the upper end of the connecting pipe (16), an adjusting slide block (18) is fixedly connected with the upper end surface of the conical sealing head (19), an adjusting screw rod (20) is sleeved at the inner end of the adjusting slide block (18) in a threaded manner, the adjusting screw rod (20) penetrates through the top plate of the pressure adjusting valve (11) and is fixedly connected with the output end of the driving motor (14), a pressure regulating spring (21) is fixedly connected between the upper end of the conical sealing head (19) and the lower end surface of the top plate of the pressure regulating valve (11), the pressure regulating spring (21) is movably sleeved at the outer end of the regulating screw rod (20).

2. A start-stop desuperheating and pressure reducing device according to claim 1, wherein: the temperature module (24), the pressure module (25), the valve module (26) and the pressure reduction module (27) are all electrically connected with the PLC (8).

3. A start-stop desuperheating and pressure reducing device according to claim 1, wherein: the pressure reducing valve (1) and the pressure regulating valve (11) are both electrically connected with the pressure reducing module (27).

4. A start-stop desuperheating and pressure reducing device according to claim 1, wherein: the electromagnetic valve (13) is electrically connected with the valve module (26).

5. A start-stop desuperheating and pressure reducing device according to claim 1, wherein: the first pressure sensor (4) and the second pressure sensor (6) are electrically connected with the pressure module (25).

6. A start-stop desuperheating and pressure reducing device according to claim 1, wherein: the first temperature sensor (5) and the second temperature sensor (7) are electrically connected with the temperature module (24).

7. A start-stop desuperheating and pressure reducing device according to claim 1, wherein: the equal fixedly connected with of well hollow groove (15) middle part both sides limit slide bar (23), equal fixedly connected with limit slide block (22), two on adjusting block (18) both sides outer wall limit slide block (22) slip cover respectively and establish on two limit slide bar (23) outer walls.

8. A start-stop desuperheating and pressure reducing device according to claim 1, wherein: the pressure regulating valve (11) is arranged between the safety valve (10) and the second temperature sensor (7), and the safety valve (10) is arranged between the pressure reducing valve (1) and the pressure regulating valve (11).