CN214327657U

CN214327657U - Passive pressure release device

Info

Publication number: CN214327657U
Application number: CN202023022680.7U
Authority: CN
Inventors: 董鑫
Original assignee: Jiangsu Xinke Energy Co ltd
Current assignee: Jiangsu Xinke Energy Co ltd
Priority date: 2020-12-15
Filing date: 2020-12-15
Publication date: 2021-10-01
Anticipated expiration: 2030-12-15

Abstract

The utility model discloses a passive pressure release device, which mainly relates to the technical field of gasification furnaces; the exhaust pipe is an L-shaped exhaust pipe, a cylindrical shell is arranged at the lower part of the exhaust pipe, a sealing ring is arranged at the top of the cylindrical shell, a liquid storage container with an opening at the top end is arranged in the cylindrical shell, the bottom end of the exhaust pipe is inserted into liquid in the liquid storage container, a connecting rod is arranged between the liquid storage container and the exhaust pipe, a liquid supplementing pipe inserted into the liquid storage container is arranged on the sealing ring, an inner cylinder inserted into the exhaust pipe is arranged in the middle of the liquid storage container, a serial flow hole is formed in the bottom of the outer wall of the inner cylinder, and a funnel is arranged at the bottom of the cylindrical shell; the utility model discloses inside can preventing filths such as dust entering device, realize pressure release and quick sealed through liquid, can avoid the furnace body to damage because of the superpressure, can guarantee the quality of living beings gas.

Description

Passive pressure release device

Technical Field

The utility model relates to a gasifier technical field specifically is an active pressure release of non-.

Background

In the use of the gasification furnace, the situation of over-high air pressure in the furnace body is easy to occur, in order to ensure the use safety, the overpressure gas in the furnace body needs to be discharged in time, generally, a pressure release device is installed on the furnace body to discharge the overpressure gas, at present, most of the existing pressure release devices are started by hydraulic or electric and other active external energy sources, the effectiveness of pressure release completely depends on the driving of the external energy sources, in the process of pressure release, air can enter the gasification furnace through the pressure release device to cause the quality reduction of biomass gas, in addition, because more dirt such as dust and the like in the surrounding environment of the gasification furnace are generated, the external energy sources are easy to cause the fault, when the external energy sources are in fault, the pressure release can not be performed, and the furnace body can be damaged seriously.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to solve the problem that exists among the prior art, provide a passive pressure release device, can prevent inside filths such as dust access to equipment, realize pressure release and quick seal through liquid, can avoid the furnace body to damage because of the superpressure, can guarantee the quality of living beings gas.

The utility model discloses a realize above-mentioned purpose, realize through following technical scheme:

a passive pressure release device comprises an exhaust pipe arranged on a furnace body, wherein the exhaust pipe is an L-shaped exhaust pipe, a cylindrical shell is arranged at the lower part of the exhaust pipe, the lower part of the exhaust pipe is positioned in the cylindrical shell, a gap is reserved between the inner wall of the cylindrical shell and the outer wall of the exhaust pipe, a sealing ring is arranged at the top of the cylindrical shell, the cylindrical shell and the exhaust pipe are fixedly connected with the sealing ring, a liquid storage container with an opening at the top end is arranged in the cylindrical shell, a gap is reserved between the inner wall of the cylindrical shell and the outer wall of the liquid storage container, the bottom end of the exhaust pipe is inserted into liquid in the liquid storage container, a gap is reserved between the bottom end of the exhaust pipe and the bottom end in the liquid storage container, a gap is reserved between the inner wall of the liquid storage container and the outer wall of the exhaust pipe, and a connecting rod is arranged between the liquid storage container and the exhaust pipe, be equipped with the fluid infusion pipe that inserts in the stock solution container on the sealing ring, middle part in the stock solution container is equipped with the inner tube that inserts in the blast pipe, leave the clearance between the outer wall of inner tube and the inner wall of blast pipe, the bottom and the stock solution container fixed connection of inner tube the bottom of the outer wall of inner tube is equipped with the cluster flow hole, the bottom of tube-shape casing is equipped with the funnel.

Preferably, one end of the exhaust pipe, which is far away from the cylindrical shell, is provided with a connecting flange.

Preferably, the top end of the liquid supplementing pipe is provided with a stop valve.

Preferably, the height of the inner cylinder is higher than that of the liquid storage container.

Preferably, the top of the inner cylinder is provided with a top plate, and the middle part of the top plate is vertically provided with a through hole.

Contrast prior art, the beneficial effects of the utility model reside in that:

the utility model adopts the L-shaped exhaust pipe, when the exhaust pipe is arranged on the outer wall of the furnace body, the liquid level in the liquid storage container can be ensured, and the sealing effect is ensured; the top end of the gap between the cylindrical shell and the exhaust pipe is sealed by the sealing ring, so that external dust and other dirt can be prevented from entering the device, and liquid can be prevented from being sprayed upwards in the pressure relief process; the liquid supplementing pipe is used for supplementing liquid to the liquid storage container; the funnel can accelerate water drainage; the bottom end of the exhaust pipe is inserted into liquid in the liquid storage container, the exhaust pipe is sealed by the liquid, when the pressure in the furnace body is over-pressure, gas in the furnace body enters through the exhaust pipe, the liquid in a gap between the exhaust pipe and the inner cylinder is downwards extruded, the liquid in the gap between the extruded exhaust pipe and the inner cylinder is pressed into the gap between the liquid storage container and the exhaust pipe through the gap at the bottom end of the exhaust pipe, the liquid in the gap between the liquid storage container and the exhaust pipe flows into the gap between the cylindrical shell and the liquid storage container from the upper end of the liquid storage container, and finally the liquid is outwards discharged from the funnel, so that the instantaneous release of the pressure is completed; after the pressure is released, the liquid in the inner cylinder flows into the liquid storage container through the series flow hole to complete the sealing of the exhaust pipe, so that air can be prevented from entering the furnace body during pressure relief; the utility model discloses a liquid realizes pressure release and quick seal, can avoid the furnace body to damage because of the superpressure, can guarantee the quality of living beings gas.

Drawings

FIG. 1 is a schematic structural diagram of the present invention;

fig. 2 is a sectional view a-a of fig. 1.

The reference numbers in the drawings: 1. an exhaust pipe; 2. a cylindrical housing; 3. a seal ring; 4. a reservoir; 5. a connecting rod; 6. a liquid supplementing pipe; 7. an inner barrel; 8. a serial flow hole; 9. a funnel; 10. a connecting flange; 11. a stop valve; 12. a top plate; 13. and a through hole.

Detailed Description

The present invention will be further described with reference to the following specific examples. It should be understood that these examples are for illustrative purposes only and are not intended to limit the scope of the present invention. Furthermore, it should be understood that various changes or modifications of the present invention may be made by those skilled in the art after reading the teachings of the present invention, and these equivalents also fall within the scope defined in the present application.

Example (b): as shown in the attached drawings 1-2, the passive pressure release device comprises an exhaust pipe 1 for being installed on a furnace body, wherein the exhaust pipe 1 is an L-shaped exhaust pipe, and when the exhaust pipe 1 is installed on the outer wall of the furnace body, the liquid level in a liquid storage container 4 can be ensured, and the sealing effect is ensured. The lower part of blast pipe 1 is equipped with tube-shape casing 2, the lower part of blast pipe 1 is arranged in tube-shape casing 2, leave the clearance between tube-shape casing 2's the inner wall and the outer wall of blast pipe 1, tube-shape casing 2's internal diameter is greater than the external diameter of blast pipe 1, tube-shape casing 2's top is equipped with sealing ring 3, tube-shape casing 2, blast pipe 1 all with sealing ring 3 fixed connection, can be directly with the internal perisporium of sealing ring 3 and the outer wall welding of blast pipe 1 together, with the outer wall welding of sealing ring 3 and tube-shape casing 2's inner wall together, sealing ring 3 seals the top in the clearance between tube-shape casing 2 and blast pipe 1, can prevent inside filth such as external dust from getting into the device, and can prevent pressure release in-process liquid and spout. Be equipped with top open-ended stock solution container 4 in the tube-shape casing 2, just leave the clearance between the outer wall between the inner wall of tube-shape casing 2 and stock solution container 4, the external diameter of stock solution container 4 is less than the internal diameter of tube-shape casing 2. The bottom end of the exhaust pipe 1 is inserted into liquid in the liquid storage container 4, the bottom end of the exhaust pipe 1 is sealed by the liquid in the liquid storage container 4, a gap is reserved between the bottom end of the exhaust pipe 1 and the bottom end in the liquid storage container 4, and the bottom end of the exhaust pipe 1 is communicated with the liquid storage container 4. Leave the clearance between the inner wall of stock solution container 4 and the outer wall of blast pipe 1, the internal diameter of stock solution container 4 is greater than the external diameter of blast pipe 1, be equipped with connecting rod 5 between stock solution container 4 and the blast pipe 1, the one end welding of connecting rod 5 is on the outer wall of blast pipe 1, and the other end welding is on the inner wall of stock solution container 4. The welding has the benefit liquid pipe 6 that inserts in stock solution container 4 on the sealing ring 3 for supply liquid to stock solution container 4 in, preferably, for filth such as preventing dust gets into stock solution container through the benefit liquid pipe, the top of benefit liquid pipe 6 is equipped with stop valve 11. The middle part in the liquid storage container 4 is provided with an inner cylinder 7 inserted into the exhaust pipe 1, a gap is reserved between the outer wall of the inner cylinder 7 and the inner wall of the exhaust pipe 1, the outer diameter of the inner cylinder 7 is smaller than the inner diameter of the exhaust pipe 1, and the bottom end of the inner cylinder 7 is welded on the bottom surface in the liquid storage container 4. Preferably, the height of the inner cylinder 7 is higher than that of the liquid storage container 4, so that enough liquid can be stored.

Further, for the sealed effect of the blast pipe after guaranteeing the pressure release, the top welding of inner tube 7 has roof 12, through-hole 13 has vertically been seted up at the middle part of roof 12, utilizes through-hole 13 to guarantee that the pressure between blast pipe 1 and the inner tube 7 is the same, and roof 12 can prevent that the liquid in the inner tube 7 is extruded when the pressure release.

The bottom of the outer wall of the inner cylinder 7 is provided with a serial flow hole 8, the bottom of the cylindrical shell 2 is provided with a funnel 9, the outer diameter of the top end of the funnel 9 is the same as that of the bottom end of the cylindrical shell 2, the funnel 9 can be directly welded at the bottom end of the cylindrical shell 2, and the funnel 9 can accelerate water drainage.

Preferably, for the convenience of the utility model discloses install on the furnace body, the welding of the one end that tubular shell 2 was kept away from to blast pipe 1 has flange 10.

When the utility model is used, when the pressure in the furnace body is overpressure, the gas in the furnace body enters the device through the exhaust pipe 1, the gas downwards extrudes the liquid in the gap between the exhaust pipe 1 and the inner cylinder 7, the liquid in the gap between the extruded exhaust pipe 1 and the inner cylinder 7 is pressed into the gap between the liquid storage container 4 and the exhaust pipe 1 through the gap at the bottom end of the exhaust pipe 1, the liquid in the gap between the liquid storage container 4 and the exhaust pipe 1 flows into the gap between the tubular shell 2 and the liquid storage container 4 from the upper end of the liquid storage container 4, and finally the liquid is downwards discharged from the funnel 9 to complete the instantaneous release of the pressure; after the pressure is released, the liquid in the inner cylinder 7 flows into the liquid storage container 4 through the series flow hole 8, the liquid in the liquid storage container 4 is supplemented, the exhaust pipe 1 is sealed, and air can be prevented from entering the furnace body when the pressure is released; the utility model discloses a liquid realizes pressure release and quick seal, can avoid the furnace body to damage because of the superpressure, can guarantee the quality of living beings gas.

Claims

1. A passive pressure relief device, includes blast pipe (1) that is used for installing on the furnace body, its characterized in that: the exhaust pipe (1) is an L-shaped exhaust pipe, the lower part of the exhaust pipe (1) is provided with a cylindrical shell (2), the lower part of the exhaust pipe (1) is positioned in the cylindrical shell (2), a gap is reserved between the inner wall of the cylindrical shell (2) and the outer wall of the exhaust pipe (1), the top of the cylindrical shell (2) is provided with a sealing ring (3), the cylindrical shell (2) and the exhaust pipe (1) are fixedly connected with the sealing ring (3), a liquid storage container (4) with an opening at the top end is arranged in the cylindrical shell (2), a gap is reserved between the inner wall of the cylindrical shell (2) and the outer wall between the liquid storage container (4), the bottom end of the exhaust pipe (1) is inserted into liquid in the liquid storage container (4), a gap is reserved between the bottom end of the exhaust pipe (1) and the bottom end in the liquid storage container (4), and a gap is reserved between the inner wall of the liquid storage container (4) and the outer wall of the exhaust pipe (1), be equipped with connecting rod (5) between stock solution container (4) and blast pipe (1), be equipped with on sealing ring (3) and insert liquid supply pipe (6) in stock solution container (4), middle part in stock solution container (4) is equipped with inner tube (7) that insert in blast pipe (1), leave the clearance between the outer wall of inner tube (7) and the inner wall of blast pipe (1), the bottom and stock solution container (4) fixed connection of inner tube (7) the bottom of the outer wall of inner tube (7) is equipped with cluster flow hole (8), the bottom of tube-shape casing (2) is equipped with funnel (9).

2. A passive pressure relief device according to claim 1, wherein: and a connecting flange (10) is arranged at one end of the exhaust pipe (1) far away from the cylindrical shell (2).

3. A passive pressure relief device according to claim 1, wherein: the top end of the liquid supplementing pipe (6) is provided with a stop valve (11).

4. A passive pressure relief device according to claim 1, wherein: the height of the inner cylinder (7) is higher than that of the liquid storage container (4).

5. A passive pressure relief device according to claim 1, wherein: the top of inner tube (7) is equipped with roof (12), the middle part of roof (12) is vertical to be equipped with through-hole (13).