Multifunctional steam extraction check valve electromagnetic valve control box

Abstract

The utility model discloses a multifunctional steam extraction check valve electromagnetic valve control box which comprises a pipeline, a control box body is fixedly installed on the outer side of the pipeline, a steam extraction check valve is installed at the left end of the pipeline through a flange, and an electromagnetic valve is installed at the right end of the pipeline through a flange. A flow sensor is installed in the center of the steam extraction check valve, and a control chip, a signal processing module, a display module, a communication module and a power module are installed on the circuit board. Due to multifunctional control, the system safety and stability are improved; the system running state is displayed in real time, and operation and maintenance are convenient; a communication function facilitates data exchange with an upper computer or other control systems; the high-performance electromagnetic valve is adopted, and the advantages of quick response, high reliability and the like are achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of valve control, in particular to a multifunctional steam extraction check valve solenoid valve control box. Background Art

[0002] The extraction check valve is a critical protective device in the steam turbine extraction and high-pressure cylinder exhaust piping. Its primary function is to prevent steam or condensate from flowing back into the turbine, thereby protecting the turbine from damage. Existing extraction check valve control methods are relatively simple and lack versatility and intelligence, resulting in certain limitations in practical applications.

[0003] Currently, no effective solutions have been proposed for the problems in related technologies. Utility Model Content

[0004] In response to the problems in the related art, the utility model proposes a multifunctional steam extraction check valve solenoid valve control box to overcome the above technical problems existing in the existing related art.

[0005] To this end, the specific technical solutions adopted in this utility model are as follows:

[0006] A multifunctional steam extraction check valve solenoid valve control box comprises a pipeline, a control box body is fixedly mounted on the outside of the pipeline, a steam extraction check valve is mounted on the left end of the pipeline through a flange, a solenoid valve is mounted on the right end of the pipeline through a flange, a flow sensor is mounted at the center of the steam extraction check valve, a circuit board is fixedly mounted on the inside of the control box body, a control chip, a signal processing module, a display module, a communication module and a power supply module are mounted on the circuit board, a box door is mounted on the front end of the control box body, and a quick-opening structure is engaged with the right end of the box door.

[0007] As a further solution of the present invention, a pipeline protection plate is slidably installed on the inner side of the control box body, a buffer spring is installed on the outer side of the pipeline protection plate, and a fireproof buffer cotton is provided on the inner side of the pipeline protection plate.

[0008] As a further solution of the present invention, the pipeline protection plate is located on the upper and lower sides of the pipeline, the buffer spring is fixedly connected to the control box body, and the fireproof buffer cotton is wrapped around the pipeline.

[0009] As a further solution of the present invention, the solenoid valve and the flow sensor are both electrically connected to the circuit board via a data line.

[0010] As a further solution of the present invention, a display screen is fixedly installed on the front end of the box door, control buttons are provided on the lower side of the display screen, and a power supply and signal connection module is installed on the top of the control box body.

[0011] As a further solution of the present invention, a hinge is provided at the connection between the box door and the left end of the control box body.

[0012] As a further solution of the present invention, the quick-opening structure includes two parts, a front part and a rear part, and the thread sleeve of the quick-opening structure is rotatably connected to the control box body.

[0013] The beneficial effects of the utility model are:

[0014] The utility model adopts a modular design through the arrangement of a control box body, a steam extraction check valve, a solenoid valve, a flow sensor, a circuit board, a control chip, a signal processing module, a display module, a communication module, a power supply module, etc., with a compact structure and easy installation; multi-functional control to improve system safety and stability; real-time display of system operating status to facilitate operation and maintenance; communication function to facilitate data exchange with a host computer or other control systems; and the use of a high-performance solenoid valve with the advantages of fast response and high reliability.

[0015] The utility model is provided with a pipeline, a control box body, a pipeline protection plate, a buffer spring, a fireproof buffer cotton, etc., and this set of devices is installed on the outside of the pipeline, so that the overall structure is compact. High temperature or explosion caused by the fluid in the pipeline can be safely protected under the joint action of the pipeline protection plate, the buffer spring, and the fireproof buffer cotton. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the following briefly introduces the drawings required for use in the embodiments. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying any creative work.

[0017] Figure 1 This is a schematic diagram of the overall structure of a multifunctional steam extraction check valve solenoid valve control box according to an embodiment of the utility model;

[0018] Figure 2 This is a schematic diagram of the internal structure of a multifunctional steam extraction check valve solenoid valve control box according to an embodiment of the present utility model;

[0019] Figure 3 This is a schematic diagram of the external structure of a steam extraction check valve of a multifunctional steam extraction check valve solenoid valve control box according to an embodiment of the present utility model;

[0020] Figure 4 This is a schematic diagram of the internal structure of a steam extraction check valve of a multifunctional steam extraction check valve solenoid valve control box according to an embodiment of the present utility model;

[0021] Figure 5 It is a schematic diagram of the overall structure of a quick-opening structure of a multifunctional extraction check valve solenoid valve control box according to an embodiment of the present invention.

[0022] In the figure:

[0023] 1. Pipeline; 2. Control box body; 3. Pipeline protection plate; 4. Buffer spring; 5. Fireproof buffer cotton; 6. Extraction check valve; 7. Solenoid valve; 8. Flow sensor; 9. Circuit board; 10. Control chip; 11. Signal processing module; 12. Display module; 13. Communication module; 14. Power supply module; 15. Box door; 16. Quick-opening structure; 17. Display screen; 18. Control button; 19. Power supply and signal connection module. Specific embodiments

[0024] To further illustrate each embodiment, the present invention provides accompanying drawings. These drawings are part of the disclosure of the present invention, mainly used to illustrate the embodiments, and can be combined with the relevant descriptions in the specification to explain the operating principle of the embodiments. With reference to these contents, those of ordinary skill in the art should be able to understand other possible implementation manners and the advantages of the present invention. The components in the figures are not drawn to scale, and similar component symbols are usually used to represent similar components.

[0025] According to an embodiment of the present invention, a multifunctional extraction check valve solenoid valve control box is provided.

[0026] Please refer to the attached Figures 1-5 , a multifunctional extraction check valve solenoid valve control box according to an embodiment of the present invention includes a pipeline 1. A control box body 2 is fixedly installed on the outer side of the pipeline 1. An extraction check valve 6 is installed at the left end of the pipeline 1 through a flange. A solenoid valve 7 is installed at the right end of the pipeline 1 through a flange. A flow sensor 8 is installed at the center of the extraction check valve 6. A circuit board 9 is fixedly installed inside the control box body 2. A control chip 10, a signal processing module 11, a display module 12, a communication module 13 and a power supply module 14 are installed on the circuit board 9. A box door 15 is installed at the front end of the control box body 1. A quick-opening structure 16 is clamped at the right end of the box door 15.

[0027] 1. Inside the control box body, there are solenoid valves, a control circuit, a display module, and an operation module. 2. The control circuit receives external signals and drives and controls the solenoid valves to achieve the opening and closing of the extraction non-return valves. 3. The display module displays the system operation status in real time, including the working status of the solenoid valves, fault information, etc. 4. The operation module is used to set and operate the control box, including start / stop control, fault troubleshooting, etc. 5. The control box has the following functions: a. Automatic start / stop: Automatically control the opening and closing of the solenoid valves according to system requirements. b. Fault detection: Monitor the system operation status in real time and send out alarm signals in time when faults are found. c. Parameter setting: Set the system operation parameters through the operation module, including the opening time and closing time of the solenoid valves, etc. d. Communication function: The control box has the communication ability with the upper computer or other control systems to achieve data exchange.

[0028] In one embodiment, please refer to the attached drawings of the specification Figures 1-5 , as a further solution of the present utility model, a pipeline protection plate 3 is slidably installed inside the control box body 2, a buffer spring 4 is installed outside the pipeline protection plate 3, and a fireproof buffer cotton 5 is provided inside the pipeline protection plate 3.

[0029] By arranging the pipeline protection plate 3 outside the pipeline 1 and cooperating with the buffer spring 4 and the fireproof buffer cotton 5, it can prevent the pipeline from damaging the box body in case of accidents.

[0030] In another embodiment, please refer to the attached drawings of the specification Figures 1-5 , as a further solution of the present utility model, the pipeline protection plate 3 is located on the upper and lower sides of the pipeline 1, the buffer spring 4 is fixedly connected to the control box body 2, and the fireproof buffer cotton 5 covers the pipeline 1.

[0031] The fireproof buffer cotton 5 can prevent high temperature, prevent puncture, and provide buffering.

[0032] In one embodiment, please refer to the attached drawings of the specification Figures 1-5 , as a further solution of the present utility model, both the solenoid valve 7 and the flow sensor 8 are electrically connected to the circuit board 9 through data lines.

[0033] Thus, the flow condition of the pipeline can be controlled in real time.

[0034] In another embodiment, please refer to the attached drawings of the specification Figures 1-5 , as a further solution of the present utility model, a display screen 17 is fixedly installed at the front end of the box door 15, control buttons 18 are provided below the display screen 17, and a power supply and signal connection module is installed at the top of the control box body 2.

[0035] The device can be controlled through the control buttons 18 and displayed on the display screen 17.

[0036] In one embodiment, please refer to the attached drawings of the specification. Figures 1-5 As a further solution of the present utility model, a hinge is provided at the connection between the left end of the box door 15 and the control box body 2.

[0037] Thus, it is convenient to open the box door 15.

[0038] In another embodiment, please refer to the attached drawings of the specification. Figures 1-5 As a further solution of the present utility model, the quick-opening structure 16 includes two parts, front and rear, and the wire sleeve of the quick-opening structure 16 is rotatably connected to the control box body 2.

[0039] Control box body: It is made of high-strength stainless steel material, has good anti-corrosion performance and mechanical strength, and ensures the stable operation of the control box in harsh environments. Solenoid valve: A high-performance solenoid valve is selected, which has the advantages of fast response and high reliability. Control circuit: It includes a power supply module, a signal processing module, a drive module and a communication module to achieve multi-functional control. Display module: It is used to display the system operation status, fault information, etc. Operation module: It includes buttons, touch screens, etc., and is used to operate the control box.

[0040] During use, 1. An electromagnetic valve, a control circuit, a display module and an operation module are arranged inside the control box body. 2. The control circuit receives external signals and drives and controls the electromagnetic valve to realize the opening and closing of the extraction check valve. 3. The display module displays the system operation status in real time, including the working status of the electromagnetic valve, fault information, etc. 4. The operation module is used to set and operate the control box, including start-stop control, fault troubleshooting, etc. 5. The control box has the following functions: a. Automatic start-stop: Automatically control the opening and closing of the electromagnetic valve according to system requirements. b. Fault detection: Real-time monitor the system operation status and send out an alarm signal in time when a fault is found. c. Parameter setting: Set the system operation parameters through the operation module, including the opening time and closing time of the electromagnetic valve, etc. d. Communication function: The control box has the communication ability with the upper computer or other control systems to realize data exchange.

[0041] The above are only the preferred embodiments of the present utility model and are not intended to limit the present utility model. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present utility model shall be included within the protection scope of the present utility model.

Claims

1. A multifunctional extraction check valve solenoid valve control box, including a pipeline (1), characterized in that: A control box body (2) is fixedly installed on the outer side of the pipeline (1). A steam extraction check valve (6) is installed at the left end of the pipeline (1) through a flange. A solenoid valve (7) is installed at the right end of the pipeline (1) through a flange. A flow sensor (8) is installed at the center of the steam extraction check valve (6). A circuit board (9) is fixedly installed inside the control box body (2). A control chip (10), a signal processing module (11), a display module (12), a communication module (13), and a power supply module (14) are installed on the circuit board (9). A box door (15) is installed at the front end of the control box body (2). A quick-opening structure (16) is clamped at the right end of the box door (15).

2. The multifunctional extraction non-return valve solenoid valve control box according to claim 1, characterized in that: A pipeline protection plate (3) is slidably installed inside the control box body (2). A buffer spring (4) is installed on the outer side of the pipeline protection plate (3). A fireproof buffer cotton (5) is arranged inside the pipeline protection plate (3).

3. The multifunctional extraction check valve solenoid valve control box according to claim 2, characterized in that: The pipeline protection plate (3) is located on the upper and lower sides of the pipeline (1). The buffer spring (4) is fixedly connected to the control box body (2). The fireproof buffer cotton (5) covers the pipeline (1).

4. A multifunctional extraction check valve solenoid valve control box according to claim 1, characterized in that: Both the solenoid valve (7) and the flow sensor (8) are electrically connected to the circuit board (9) through data lines.

5. A multifunctional extraction non-return valve solenoid valve control box according to claim 1, characterized in that: A display screen (17) is fixedly installed at the front end of the box door (15). Control buttons (18) are arranged below the display screen (17). A power supply and signal connection module is installed at the top of the control box body (2).

6. The multifunctional extraction check valve solenoid valve control box according to claim 1, characterized in that: A hinge is arranged at the connection between the left end of the box door (15) and the control box body (2).

7. A multifunctional extraction non-return valve solenoid valve control box according to claim 1, characterized in that: The quick-opening structure (16) includes two parts, the front and the back. The wire sleeve of the quick-opening structure (16) is rotatably connected to the control box body (2).

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