Reinforced and corrosion-resistant regulating valve core for crushed coal pressurized gasification furnace

Abstract

The utility model relates to the technical field of regulating valves, in particular to a reinforced and corrosion-resistant regulating valve core for a crushed coal pressurized gasification furnace, which comprises a valve body and further comprises a sealing cover arranged at the top of the valve body, and a support frame is arranged above the sealing cover; the lifting assembly is arranged in the supporting frame and used for lifting the main body, the lifting assembly comprises a push rod, the push rod is arranged at the top of the sealing cover, a clamping groove is formed in the bottom of the push rod, and a clamping ring is arranged on the outer side of the push rod. By arranging the adjusting assembly, the flow speed of liquid in the water collecting tank can be conveniently adjusted, by arranging the sealing cover, the valve body can be conveniently sealed, by arranging the supporting frame, the lifting assembly can be conveniently supported, by arranging the pull rod, the connecting rod and the movable rod, the lifting assembly can be conveniently driven, and the practicability of the main body is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of regulating valves, in particular to a reinforced and corrosion-resistant regulating valve core for a crushed coal pressurized gasification furnace. Background Art

[0002] The regulating valve, also known as the control valve, is a final control element in the field of industrial automation process control that receives the control signal output by the regulating control unit and uses power operation to change process parameters such as medium flow, pressure, temperature, and liquid level.

[0003] The bottom of the gasifier sump is regulated by setting a regulating valve. The working conditions of this regulating valve are harsh. The process medium is dusty gas water, which contains a large amount of tar, coal powder, coal slag and other granular solids. The pressure before the valve is 4.0MPa and the pressure after the valve is 3.35MPa. The scouring is serious, which can easily cause the valve to get stuck and clogged, and cause high-frequency vibration. The valve internals are severely scoured and the service life is short. Utility Model Content

[0004] The utility model aims to provide a reinforced and corrosion-resistant regulating valve core for a crushed coal pressurized gasification furnace to solve the problems raised in the above-mentioned background technology.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a reinforced and corrosion-resistant regulating valve core for a crushed coal pressurized gasification furnace, comprising a valve body, and also comprising: a sealing cover arranged at the top of the valve body, a support frame being arranged above the sealing cover; a lifting assembly arranged inside the support frame for lifting the main body, the lifting assembly comprising a push rod, the push rod being arranged at the top of the sealing cover, a card slot being opened at the bottom of the push rod, a clamping ring being arranged on the outer side of the push rod, and a connecting plate being fixedly connected to the top of the push rod; an adjusting assembly arranged inside the valve body for adjusting the flow rate of the liquid inside the sump, the adjusting assembly comprising a sealing packing, the sealing packing being arranged inside the valve body, a valve stem being slidably connected to the inner wall of the sealing packing, and a first valve core being fixedly connected to one end of the valve stem;

[0006] Preferably, the lifting assembly further comprises a spring fixedly connected to the bottom of the connecting plate, and a damper is arranged inside the spring.

[0007] Preferably, the regulating assembly further comprises a valve seat slidably connected to the outer side of the first valve core, and the outer side of the valve seat is fixedly connected to the inner side of the valve body.

[0008] Preferably, a water inlet and a water outlet are respectively provided on the outer side of the valve body.

[0009] Preferably, a lower membrane cover is fixedly connected to the top of the support frame, and a membrane is arranged inside the lower membrane cover.

[0010] Preferably, an upper membrane cover is provided on the top of the lower membrane cover.

[0011] Preferably, one side of the support frame is arranged on the pull rod, and one side of the pull rod is fixedly connected with a connecting rod.

[0012] Preferably, one end of the connecting rod is fixedly connected to a movable rod.

[0013] Compared with the prior art, the beneficial effects of the utility model are as follows:

[0014] The utility model can facilitate the lifting and lowering of the valve stem by arranging a lifting component, can facilitate the adjustment of the liquid flow rate inside the sump by arranging an adjusting component, can facilitate the sealing of the valve body by arranging a sealing cover, can facilitate the support of the lifting component by arranging a supporting frame, can facilitate the driving of the lifting component by arranging a pull rod, a connecting rod and a movable rod, thereby improving the practicality of the main body. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a structural schematic diagram of a preferred embodiment of a reinforced and corrosion-resistant regulating valve core for a crushed coal pressurized gasification furnace of the utility model;

[0016] Figure 2 A schematic diagram of the lifting assembly structure provided by the utility model;

[0017] Figure 3 A schematic diagram of the support frame structure provided by the utility model;

[0018] Figure 4 A schematic diagram of the structure of the adjustment component provided by the utility model;

[0019] Figure 5 for Figure 2 An enlarged structural schematic diagram of point A is shown;

[0020] Figure 6 for Figure 4 Schematic diagram of the enlarged structure at point B shown.

[0021] In the figure: 1. valve body; 2. sealing cover; 3. support frame; 4. lifting assembly; 41. push rod; 42. slot; 43. snap ring; 44. connecting plate; 45. spring; 46. damper; 5. adjusting assembly; 51. sealing packing; 52. valve stem; 53. first valve core; 54. valve seat; 6. water inlet; 7. water outlet; 8. lower membrane cover; 9. diaphragm; 10. upper membrane cover; 11. pull rod; 12. connecting rod; 13. movable rod. DETAILED DESCRIPTION

[0022] In order to further explain the technical means and effects adopted by the present invention to achieve the predetermined purpose of the utility model, the specific implementation method, structure, characteristics and effects of the present invention are described in detail below in combination with the accompanying drawings and preferred embodiments.

[0023] See also Figure 1-6 As shown, a reinforced and corrosion-resistant regulating valve core for crushed coal pressurized gasification furnace includes a valve body 1, and also includes: a sealing cover 2 arranged on the top of the valve body 1, and a support frame 3 is arranged above the sealing cover 2; a lifting assembly 4 arranged inside the support frame 3 for lifting the main body, and the lifting assembly 4 includes a push rod 41, the push rod 41 is arranged on the top of the sealing cover 2, and a clamping groove 42 is opened at the bottom of the push rod 41, and a clamping ring 43 is arranged on the outer side of the push rod 41, and a connecting plate 44 is fixedly connected to the top of the push rod 41; a lifting assembly 4 arranged inside the valve body 1 for lifting the main body An adjusting component 5 for adjusting the liquid flow rate inside the water tank, the adjusting component 5 includes a sealing packing 51, the sealing packing 51 is arranged inside the valve body 1, the inner wall of the sealing packing 51 is slidably connected with a valve stem 52, and one end of the valve stem 52 is fixedly connected with a first valve core 53; the lifting component 4 also includes a spring 45 fixedly connected to the bottom of the connecting plate 44, and a damper 46 is arranged inside the spring 45; the adjusting component 5 also includes a valve seat 54 slidably connected to the outside of the first valve core 53, and the outside of the valve seat 54 is fixedly connected to the inside of the valve body 1.

[0024] It should be noted that: by providing the sealing cover 2, the valve body 1 can be easily sealed, by providing the support frame 3, the lower membrane cover 8 can be easily supported, by providing the push rod 41, the connecting plate 44 and the valve stem 52 can be easily driven to rise and fall, by providing the clamping ring 43, the push rod 41 and the valve stem 52 can be easily connected, by providing the spring 45 and the damper 46, the push rod 41 can be easily reset, by providing the valve stem 52, the first valve core 53 can be easily driven to rise and fall, by providing the first valve core 53, the liquid flow rate can be easily adjusted, and by providing the valve seat 54, it is easy to seal with the first valve core 53, thereby adjusting the liquid flow rate inside the valve body 1.

[0025] refer to Figure 1 and Figure 2 As shown: a water inlet 6 and a water outlet 7 are respectively arranged on the outer side of the valve body 1; a lower membrane cover 8 is fixedly connected to the top of the support frame 3, and a diaphragm 9 is arranged inside the lower membrane cover 8; an upper membrane cover 10 is arranged on the top of the lower membrane cover 8, and by arranging the water inlet 6 and the water outlet 7, it is convenient to drain the liquid, and by arranging the lower membrane cover 8, the diaphragm 9 and the upper membrane cover 10, it is convenient to limit the lifting component 4.

[0026] refer to Figure 1 and Figure 2As shown: one side of the support frame 3 is arranged on the pull rod 11, and one side of the pull rod 11 is fixedly connected to the connecting rod 12; one end of the connecting rod 12 is fixedly connected to the movable rod 13, and the movable rod 13, by setting the pull rod 11, can facilitate the connection rod 12 to move, the connection rod 12 drives the movable rod 13 to move, and the movable rod 13 drives the lifting assembly 4.

[0027] Working principle: When in use, when the liquid needs to be discharged, the pull rod 11 is pulled downward, and the pull rod 11 drives the connecting rod 12 to move, and the connecting rod 12 drives the movable rod 13 to move, and the movable rod 13 drives the push rod 41 to rise and fall, and the push rod 41 drives the valve stem 52 to rise and fall, and the valve stem 52 drives the first valve core 53 to rise and fall, thereby completing the purpose of liquid discharge. When the liquid is discharged, the pull rod 11 is released, and the push rod 41 is reset by the spring 45 and the damper 46, and the push rod 41 drives the valve stem 52 to move downward, and the valve stem 52 drives the first valve core 53 to move downward, and the first valve core 53 is sealed with the valve seat 54, thereby completing the effect of blocking the liquid inlet.

[0028] The above description is only a preferred embodiment of the present invention and does not constitute any form of limitation to the present invention. Although the present invention has been disclosed as a preferred embodiment as above, it is not intended to limit the present invention. Any technical personnel in this field can make some changes or modify the technical contents disclosed above into equivalent embodiments without departing from the scope of the technical solution of the present invention. However, any brief modifications, equivalent changes and modifications made to the above embodiments based on the technical essence of the present invention without departing from the content of the technical solution of the present invention are still within the scope of the technical solution of the present invention.

Claims

1. A reinforced and corrosion-resistant regulating valve core for a crushed coal pressurized gasification furnace, comprising a valve body (1), characterized in that: Also includes: A sealing cover (2) is arranged on the top of the valve body (1), and a support frame (3) is arranged above the sealing cover (2); A lifting assembly (4) is arranged inside the support frame (3) and is used for lifting the main body, the lifting assembly (4) comprising a push rod (41), the push rod (41) is arranged on the top of the sealing cover (2), a clamping groove (42) is provided at the bottom of the push rod (41), a clamping ring (43) is provided on the outside of the push rod (41), and a connecting plate (44) is fixedly connected to the top of the push rod (41); An adjusting component (5) is arranged inside the valve body (1) and is used to adjust the flow rate of liquid inside the water collecting tank. The adjusting component (5) includes a sealing filler (51). The sealing filler (51) is arranged inside the valve body (1). The inner wall of the sealing filler (51) is slidably connected to a valve stem (52), and one end of the valve stem (52) is fixedly connected to a first valve core (53).

2. The reinforced and corrosion-resistant regulating valve core for crushed coal pressurized gasification furnace according to claim 1 is characterized in that: The lifting assembly (4) further comprises a spring (45) fixedly connected to the bottom of the connecting plate (44), and a damper (46) is arranged inside the spring (45).

3. The reinforced and corrosion-resistant regulating valve core for crushed coal pressurized gasification furnace according to claim 1 is characterized in that: The regulating assembly (5) further comprises a valve seat (54) slidably connected to the outside of the first valve core (53), and the outside of the valve seat (54) is fixedly connected to the inside of the valve body (1).

4. The reinforced and corrosion-resistant regulating valve core for crushed coal pressurized gasification furnace according to claim 1 is characterized in that: The outer side of the valve body (1) is respectively provided with a water inlet (6) and a water outlet (7).

5. The reinforced and corrosion-resistant regulating valve core for crushed coal pressurized gasification furnace according to claim 1, characterized in that: A lower membrane cover (8) is fixedly connected to the top of the support frame (3), and a membrane sheet (9) is arranged inside the lower membrane cover (8).

6. The reinforced and corrosion-resistant regulating valve core for crushed coal pressurized gasification furnace according to claim 5, characterized in that: An upper membrane cover (10) is arranged on the top of the lower membrane cover (8).

7. The reinforced and corrosion-resistant regulating valve core for crushed coal pressurized gasification furnace according to claim 1, characterized in that: One side of the support frame (3) is arranged on the pull rod (11), and one side of the pull rod (11) is fixedly connected to a connecting rod (12).

8. The reinforced and corrosion-resistant regulating valve core for crushed coal pressurized gasification furnace according to claim 7, characterized in that: One end of the connecting rod (12) is fixedly connected to a movable rod (13), and the movable rod (13) is fixedly connected to the connecting rod (12).

Images