CN220957104U

CN220957104U - Heat insulation valve

Info

Publication number: CN220957104U
Application number: CN202323010605.2U
Authority: CN
Inventors: 郑西平
Original assignee: Individual
Current assignee: Individual
Priority date: 2023-11-07
Filing date: 2023-11-07
Publication date: 2024-05-14
Anticipated expiration: 2033-11-07

Abstract

The application discloses a heat insulation valve, which comprises a three-way pipe-shaped valve shell, wherein a water cooling assembly is arranged in the valve shell, a valve baffle is sleeved on the water cooling assembly, and the valve baffle is connected with a valve rod; the water cooling assembly comprises a water storage cylinder with two closed ends, a water inlet pipe and a water outlet pipe are arranged on the water storage cylinder, one ends of the water inlet pipe and the water outlet pipe are communicated with the inner cavity of the water storage cylinder, and the other ends of the water inlet pipe and the water outlet pipe extend out of the valve shell; the valve shell is provided with a water storage cavity which is respectively communicated with the water inlet pipe and the water outlet pipe through water supply holes, and the temperature of the outer wall of the heat insulation valve is reduced. According to the application, the double-layer cooling is carried out on the valve core and the outer wall of the heat-insulating valve through the water storage cylinder and the water storage cavity, so that the occurrence of a gradient state from the valve core of the heat-insulating valve to the temperature of the outer wall of the heat-insulating valve can be avoided, the damage of the temperature gradient phenomenon to the heat-insulating valve is eliminated, and the service life of the heat-insulating valve is prolonged.

Description

Heat insulation valve

Technical Field

The application relates to a heat insulation valve, and belongs to the technical field of valve equipment.

Background

The heat accumulating type heater is used for preheating the heat accumulating element for a long time, so that the highest preheating temperature of the heat accumulating element reaches 900 ℃, the highest pressure reaches 12.0Mpa, and in the heat accumulating process of the heat accumulating type heater, when the temperature of the heat accumulating type heater is too high, a large amount of heat is emitted, so that the influence on equipment connected with an outlet of the heat accumulating type heater is further caused, or parts in other equipment, such as a sealing gasket or a circuit board, are damaged, and in order to reduce the influence of the heat on the equipment connected with the outlet of the heat accumulating type heater, a valve with a cooling function is often arranged at the outlet of the heat accumulating type heater, and heat transfer is reduced.

In the document of publication number CN216158342U, a water-cooled high-temperature valve is provided, set up the water-cooled chamber in this valve through between outer tube and the inner tube, be used for injecting cold water in the water-cooled chamber and cool down the valve, this valve can cool down the valve body, but this water-cooled chamber encircles the inner tube setting, the cooling effect to inner tube outer wall position department is showing, the cooling effect to inner tube central point department is less for the temperature of inner tube presents gradient distribution from central point department to the outer wall, under the long-time effect of this temperature gradient distribution, the inner tube takes place the deformation easily, and then damages the valve.

Disclosure of utility model

The application provides a heat-insulating valve, which solves the problem that the temperature in the valve is distributed in a gradient way from a valve core to the outer wall in the use process of the traditional water-cooling high-temperature valve, so that the valve is greatly damaged.

Aiming at the problems, the application adopts the following technical scheme:

The heat insulation valve comprises a three-way pipe-shaped valve shell, wherein a water cooling assembly is arranged in the valve shell in a suspending manner through a connecting column, a valve baffle is sleeved on the water cooling assembly at a position close to a through hole at the bottom of the valve shell, a valve rod is connected above the valve baffle, and the valve rod is used for moving the valve baffle to open/close the through hole at the bottom of the valve shell;

The water cooling assembly comprises a water storage cylinder with two closed ends, the outer wall of the water storage cylinder is connected with the connecting column, a water inlet pipe and a water outlet pipe are arranged on the water storage cylinder, one ends of the water inlet pipe and the water outlet pipe are communicated with the inner cavity of the water storage cylinder, the other ends of the water inlet pipe and the water outlet pipe extend out of the valve shell and are used for connecting external water supply equipment, water is filled in the water storage cylinder through the water inlet pipe, and the temperature is reduced at the valve core position of the heat insulation valve;

The valve is characterized in that a water storage cavity is arranged on the valve shell and is respectively communicated with the water inlet pipe and the water outlet pipe through water supply holes, and the temperature of the outer wall of the heat insulation valve is reduced.

Preferably, a partition plate is arranged on the bottom end surface of the inner cavity of the water storage barrel, and the partition plate is used for separating the inlet pipe from the port of the outlet pipe in the water storage barrel.

Preferably, a water through hole is arranged on the partition plate and close to the bottom end surface of the inner cavity of the water storage cylinder, and the water through hole is used for accelerating the exchange of cold water at the bottom in the water storage cylinder.

Preferably, a flange connection disc is connected to the top port of the valve housing, a mounting frame is connected to the upper portion of the flange connection disc, a valve rod driving piece is mounted in the mounting frame, and a telescopic part of the valve rod driving piece is connected with the top end of the valve rod.

Preferably, the valve rod driving member is a hydraulic telescopic rod or a pneumatic telescopic rod.

Preferably, one end of a connecting rod is connected above the valve baffle, the other end of the connecting rod is connected with a connecting plate, the connecting plate is connected with the valve rod, and the connecting plate is positioned above the water storage cylinder.

The application has the beneficial effects that:

1. According to the application, the water storage cylinder is suspended in the valve shell, cold water is introduced into the inner cavity of the water storage cylinder to cool and insulate the valve core of the heat insulation valve, the water storage cavity is arranged on the valve shell, cold water is introduced into the water storage cavity to cool and insulate the outer wall of the heat insulation valve, and the occurrence of gradient state from the valve core of the heat insulation valve to the outer wall temperature of the heat insulation valve is avoided through double-layer cooling, so that the damage of the gradient phenomenon on the heat insulation valve caused by the temperature is eliminated, and the service life of the heat insulation valve is prolonged.

2. According to the application, the end face of the inner cavity of the water storage cylinder is provided with the partition plate, the end head of the water outlet pipe is divided from the end port of the water inlet pipe, so that cold water flowing in from the end port of the water inlet pipe can rise to the top of the water storage cylinder and then flow out from the end port of the water outlet pipe, and the cold water flowing route in the water storage cylinder is further used for avoiding that a large amount of heat carried by the cold water is retained at the top of the water storage cylinder and influencing the cooling of the valve core of the heat insulation valve by the water cooling assembly.

3. According to the application, the water through holes are formed in the partition plate, so that part of cold water flowing in from the port of the water inlet pipe flows to the top of the water storage cylinder along the partition plate, and the other part of cold water directly enters the water outlet pipe through the water through holes, so that a large amount of heat at the bottom of the water storage cylinder is carried away, the heat transferred from the bottom of the water storage cylinder is rapidly reduced, and the heat insulation valve is rapidly cooled.

Drawings

FIG. 1 is a schematic view of a thermal isolation valve according to the present application;

FIG. 2 is a schematic elevation, partial cross-sectional view of an insulating valve according to the present application;

FIG. 3 is a cross-sectional view taken at A-A of FIG. 2;

List of parts and reference numerals: 1. a valve housing; 2. a flange connection disc; 3. a mounting frame; 4. a valve stem driver; 5. a water cooling assembly; 50. a water storage cylinder; 51. a water inlet pipe; 52. a water outlet pipe; 53. a partition plate; 54. a water through hole; 6. a water storage cavity; 7. a valve baffle; 8. a connecting rod; 9. a connecting plate; 10. a valve rod.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-3, this embodiment discloses a thermal-insulated valve, this thermal-insulated valve includes three-way pipe shape's valve shell 1, install water-cooling module 5 unsettled through the spliced pole in the valve shell 1, cool down this thermal-insulated valve's case through water-cooling module 5, and be provided with water storage chamber 6 on valve shell 1, cool down at the outer wall of thermal-insulated valve through water storage chamber 6, realize thermal-insulated valve's heat insulation, simultaneously, through from thermal-insulated valve in, outer cooling down, avoid thermal-insulated valve cooling down in-process thermal-insulated valve's case temperature high, and be close to thermal-insulated valve's outer wall position temperature low, and then avoid the appearance that presents gradient state from thermal-insulated valve's case to thermal-insulated valve's outer wall temperature, and then eliminated the temperature and present the damage of gradient phenomenon to thermal-insulated valve, the practical life of thermal-insulated valve is prolonged.

Referring to fig. 1-3, a valve baffle 7 is sleeved at a position, close to a bottom opening of a valve shell 1, on a water cooling assembly 5, the valve baffle 7 is annular, the inner wall of the valve baffle 7 is attached to the outer wall of the water cooling assembly 5, the outer wall of the valve baffle 7 is attached to the inner wall of the valve shell 1, four connecting rods 8 are fixedly connected to the upper surface of the valve baffle 7, the four connecting rods 8 are uniformly distributed on the upper surface of the valve baffle 7, the upper end heads of the four connecting rods 8 are commonly connected with a connecting plate 9, the connecting plate 9 is positioned above the water cooling assembly 5, the outer wall of the connecting plate 9 is attached to the inner wall of the valve shell 1, the connecting plate 9 can move in the valve shell 1, and then the valve baffle 7 is driven to move vertically in the valve shell 1 through the connecting rods 8, so that the opening at the bottom of the valve shell 1 is opened or plugged, meanwhile, the connecting plate 9 also has a sealing effect, and medium flowing in a heat insulation valve is reduced to enter the upper part of the connecting plate 9; the upper surface of the connecting plate 9 is connected with the bottom end of a valve rod 10, the top end of the valve rod 10 is connected with the telescopic part of the valve rod driving piece 4, and the connecting plate 9 is pulled to move through the telescopic part of the valve rod driving piece 4, so that the through hole at the bottom of the valve shell 1 is opened or plugged. The valve stem driver 4 in this embodiment is a hydraulic telescopic rod or a pneumatic telescopic rod.

Referring to fig. 1, a valve rod driving member 4 is installed in a mounting frame 3, a flange connection disc 2 is connected to the bottom of the mounting frame 3 at the position of a valve rod 9, and the flange connection disc 2 is fixedly installed on a top through hole of a valve housing 1 through a fixing screw.

Referring to fig. 2 and 3, the water cooling assembly 5 includes a water storage drum 50 with two closed ends, the bottom end face of the water storage drum 50 is flush with the bottom end port of the valve housing 1, the outer wall of the water storage drum 50 is connected with a connecting column, the connecting column is respectively located at the top or bottom position of the water storage drum 50, the water storage drum 50 is suspended and installed in the valve housing 1, a water inlet pipe 51 and a water outlet pipe 52 are arranged on the outer wall of the water storage drum 50 and close to the bottom position of the valve housing 1, the water inlet pipe 51 and the water outlet pipe 52 are symmetrically arranged, opposite ends of the water inlet pipe 51 and the water outlet pipe 52 are communicated with the inner cavity of the water storage drum 50, a passage is further formed, water is filled into the inner cavity of the water storage drum 50, the other ends of the water inlet pipe 51 and the water outlet pipe 52 extend out of the valve housing 1, and are connected with external water supply equipment outside the valve housing 1, and the heat insulation valve is used for cooling the valve core of the heat insulation valve through the water inlet pipe 51 in the inner cavity of the water storage drum 50, cooling is then carried out from the water outlet pipe 52, cooling is carried out, the water inlet pipe 51 is cooled again, water is fed again, and the cooling valve core of the heat insulation valve is cooled down sequentially.

Referring to fig. 2 and 3, a water storage cavity 6 is arranged on the valve housing 1, water supply holes are formed in the end face of the bottom of the water storage cavity 6, and are respectively communicated with the water inlet pipe 51 and the water outlet pipe 52 through the water supply holes, so that cold water in the water inlet pipe 51 enters the water storage cavity 6 through the water supply holes and is discharged through the water supply holes communicated with the water outlet pipe 52, and the temperature is reduced from the outer wall of the heat insulation valve.

Referring to fig. 2 and 3, a partition plate 53 is vertically arranged on the bottom end surface of the inner cavity of the water storage barrel 50, the partition plate 53 is used for separating the port of the water inlet pipe 51 and the port of the water outlet pipe 52 in the water storage barrel 50, so that cold water flowing in from the port of the water inlet pipe 51 in the water storage barrel 50 rises to the top of the water storage barrel 50 along the partition plate, then falls to the port position of the water outlet pipe from the top of the water storage barrel 50, and then a flow route of cold water is formed in the water storage barrel 50, so that cold water flowing in the heat storage barrel 50 flows out firstly through the flow route, and the phenomenon that a large amount of heat is carried by the cold water at the top of the water storage barrel 50 and the temperature reduction of the valve core of the heat insulation valve is influenced by the water cooling assembly 5 is avoided.

Referring to fig. 2 and 3, a water through hole 54 is formed in a position, close to the bottom end face of the inner cavity of the water storage barrel 50, on the partition plate 53, the water through hole 54 is used for accelerating exchange of cold water in the bottom of the water storage barrel 50, and as the bottom of the valve housing 1 is mounted at the end of the heat storage heater, the temperature is higher at the position of the bottom end face of the water storage barrel 50, and then part of cold water flowing in through the port of the water inlet pipe 51 rises along the partition plate 53, the top of the water storage barrel 50 is cooled, and the other part of cold water directly enters the water outlet pipe 52 through the water through hole 51, so that a large amount of heat at the bottom position of the water storage barrel 50 is carried away, the heat transferred at the bottom of the water storage barrel 50 is quickly reduced, the heat insulation valve is cooled quickly, and the heat insulation effect is obvious.

While the application has been described in terms of preferred embodiments, it will be understood by those skilled in the art that various changes and modifications can be made without departing from the scope of the application, and it is intended that the application is not limited to the specific embodiments disclosed.

Claims

1. The heat insulation valve is characterized by comprising a three-way pipe-shaped valve shell (1), wherein a water cooling assembly (5) is arranged in the valve shell (1) in a suspending manner through a connecting column, a valve baffle (7) is sleeved at a position, close to a through hole at the bottom of the valve shell (1), on the water cooling assembly (5), a valve rod (10) is connected above the valve baffle (7), and the valve rod (10) is used for moving the valve baffle (7) to open/close the through hole at the bottom of the valve shell (1);

The water cooling assembly (5) comprises a water storage cylinder (50) with two closed ends, the outer wall of the water storage cylinder (50) is connected with the connecting column, a water inlet pipe (51) and a water outlet pipe (52) are arranged on the water storage cylinder (50), one ends of the water inlet pipe (51) and the water outlet pipe (52) are communicated with an inner cavity of the water storage cylinder (50), and the other ends of the water inlet pipe (51) and the water outlet pipe (52) extend out of the valve shell (1) and are used for connecting external water supply equipment, water is filled in the water storage cylinder (50) through the water inlet pipe (51), and the temperature is reduced at the valve core position of the heat insulation valve;

The valve is characterized in that a water storage cavity (6) is formed in the valve shell (1), the water storage cavity (6) is respectively communicated with the water inlet pipe (51) and the water outlet pipe (52) through water supply holes, and the temperature is reduced from the outer wall of the heat insulation valve.

2. A thermal isolation valve according to claim 1, wherein a partition plate (53) is arranged on the bottom end surface of the inner cavity of the water storage cylinder (50), and the partition plate (53) is used for separating the inlet pipe (51) from the port of the outlet pipe (52) in the water storage cylinder (50).

3. A thermal insulation valve according to claim 2, characterized in that a water through hole (54) is arranged on the partition plate (53) near the bottom end surface of the inner cavity of the water storage barrel (50), and the water through hole (54) is used for accelerating the exchange of cold water in the inner bottom of the water storage barrel (50).

4. A thermal insulation valve according to claim 1, characterized in that the top port of the valve housing (1) is connected with a flange connection disc (2), a mounting frame (3) is connected above the flange connection disc (2), a valve rod driving piece (4) is installed in the mounting frame (3), and the telescopic part of the valve rod driving piece (4) is connected with the top end of the valve rod (10).

5. A thermal isolation valve according to claim 4, wherein the valve stem driver (4) is a hydraulic or pneumatic telescopic rod.

6. A thermal isolation valve according to claim 1, wherein one end of a connecting rod (8) is connected above the valve baffle (7), the other end of the connecting rod (8) is connected with a connecting plate (9), the connecting plate (9) is connected with the valve rod (10), and the connecting plate (9) is located above the water storage cylinder (50).