CN217683225U - Air seal type mechanical sealing device of high-temperature mineral aggregate conveying equipment - Google Patents
Air seal type mechanical sealing device of high-temperature mineral aggregate conveying equipment Download PDFInfo
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- CN217683225U CN217683225U CN202220969630.XU CN202220969630U CN217683225U CN 217683225 U CN217683225 U CN 217683225U CN 202220969630 U CN202220969630 U CN 202220969630U CN 217683225 U CN217683225 U CN 217683225U
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Abstract
A gas seal type mechanical sealing device of high-temperature mineral aggregate conveying equipment comprises a working shaft, wherein a mechanical sealing structure is arranged on the working shaft; one side of the mechanical sealing structure is a high-temperature working area, and a sealing block is sleeved on a working shaft in the high-temperature working area; one end of the sealing block is provided with an annular water-cooling flange; a cooling flow channel is arranged in the water-cooling flange, and a liquid inlet and a liquid outlet which are communicated with the cooling flow channel are arranged on the outer wall of the water-cooling flange; the inner wall of the sealing block facing the working shaft is provided with a plurality of annular baffles, a gas channel is formed between every two adjacent baffles, and the cross section of each baffle enables the cross section of the gas channel to be in a labyrinth shape; one end of the sealing block, which is close to the mechanical sealing structure, is provided with an air inlet communicated with the air channel, and one end of the air channel, which is close to the water-cooling flange, is communicated with the high-temperature working area. The utility model discloses can completely cut off high temperature environment and mechanical seal for mechanical seal does not receive high temperature to influence, keeps mechanical seal's sealed effect and life.
Description
Technical Field
The utility model relates to a sealing device, especially a high temperature mineral aggregate conveying equipment atmoseal type mechanical seal device.
Background
At present, in a rotary sealing structure in a high temperature area such as metallurgy and heating power, the traditional mechanical seal is limited by a sealing element, and the seal fails due to the fact that the seal cannot resist high temperature under the high temperature condition, so that the whole mechanical sealing structure fails, production accidents are caused, production is delayed, and surrounding personnel or equipment can be damaged.
SUMMERY OF THE UTILITY MODEL
In view of the above problem, the present invention is to provide a high temperature mineral aggregate conveying equipment air seal type mechanical sealing device, which can isolate high temperature environment and mechanical seal, so that the mechanical seal is not affected by high temperature, and the sealing effect and the service life of the mechanical seal are maintained.
In order to achieve the purpose, the utility model adopts the following technical proposal:
a gas seal type mechanical sealing device of high-temperature mineral aggregate conveying equipment comprises a working shaft, wherein a mechanical sealing structure is arranged on the working shaft; one side of the mechanical sealing structure is a high-temperature working area, and an annular sealing block is sleeved on a working shaft in the high-temperature working area;
one end of the sealing block is connected with the mechanical sealing structure, and the other end of the sealing block is provided with an annular water-cooling flange; a cooling flow channel is arranged in the water-cooling flange, and a liquid inlet and a liquid outlet which are communicated with the cooling flow channel are arranged on the outer wall of the water-cooling flange; the inner wall of the sealing block facing the working shaft is provided with a plurality of annular baffles, a gas channel is formed between every two adjacent baffles, and the cross section of each baffle is in a labyrinth shape; and one end of the sealing block, which is close to the mechanical sealing structure, is provided with an air inlet communicated with the air channel, and one end of the air channel, which is close to the water-cooling flange, is communicated with the high-temperature working area.
Furthermore, one end of the sealing block, which is close to the water-cooling flange, is provided with an air outlet communicated with the air channel.
Furthermore, one end of the sealing block, which is close to the water-cooling flange, is provided with a temperature detector.
Further, the air inlet is connected with a high-pressure air source, and the liquid inlet is connected with a coolant tank.
And a pressure gauge and a flow meter are arranged at the air outlet.
The beneficial effects of the utility model are that: the utility model discloses high temperature mineral aggregate conveying equipment atmoseal type mechanical seal device, it can completely cut off high temperature environment and mechanical seal for mechanical seal does not receive high temperature to influence, keeps mechanical seal's sealed effect and life.
Drawings
Fig. 1 is a schematic structural diagram of embodiment 1 of the air sealing type mechanical sealing device of the high-temperature mineral aggregate conveying equipment of the present invention.
Fig. 2 is a schematic structural diagram of embodiment 2 of the air sealing type mechanical sealing device of the high-temperature mineral aggregate conveying equipment of the present invention.
Detailed Description
The structure and intended technical effects of the present invention will be described with reference to the following embodiments, which are only used for illustration and not for limiting the scope of the present invention.
As shown in fig. 1, the utility model provides a high temperature mineral aggregate conveying equipment atmoseal type mechanical seal device, including working shaft 1, be equipped with mechanical seal structure 2 on this working shaft 1, this mechanical seal structure 2 is the mechanical seal structure among the prior art, no longer gives unnecessary details its structure. One side of the mechanical sealing structure 2 is a high-temperature working area 3, and an annular sealing block 4 is sleeved on the working shaft 1 in the high-temperature working area 3.
Specifically, one end of the sealing block 4 is connected to the mechanical sealing structure 2, and the other end is provided with an annular water-cooling flange 41 to protect the mechanical sealing structure 2 behind the water-cooling flange 41. The water-cooled flange 41 is provided with a cooling channel therein, and an outer wall thereof is provided with a liquid inlet and a liquid outlet communicated with the cooling channel, wherein the liquid inlet is connected with a coolant tank to provide a coolant, such as water. The inner wall of the sealing block 4 facing the working shaft 1 is provided with a plurality of annular baffles 42, a gas channel 43 is formed between the adjacent baffles 42, and the cross section of each baffle 42 makes the cross section of the gas channel 43 be in a labyrinth shape. One end of the sealing block 4 close to the mechanical sealing structure 2 is provided with a gas inlet 44 communicated with the gas channel 43, and one end of the gas channel 43 close to the water-cooling flange 41 is communicated with the high-temperature working area 3.
The utility model discloses at the during operation, this air inlet 44 connects high pressurized air source, ventilates and keeps the malleation to the gas passage 43 in the sealed piece 4, forms local malleation with a small amount of gas of high pressure, carries out the atmoseal, when requiring not high to 3 gas balance degrees in high temperature workspace, and gas can get into high temperature workspace 3, and sealed piece 4 does not have the gas outlet. When the requirement for the gas balance degree of the high-temperature working area 3 is too high, as shown in fig. 2, an air outlet 45 communicated with the gas channel 43 is arranged at one end of the sealing block 4 close to the water-cooling flange 41.
One end of the sealing block 4 close to the water-cooling flange 41 is provided with a temperature detector 5. The gas outlet 45 is provided with a pressure gauge and a flow meter, the pressure, the temperature and the flow of the gas outlet 45 are monitored in real time, and the pressure and the flow of the gas inlet and the gas outlet can be adjusted in time when the pressure, the temperature and the flow of the gas outlet are changed.
The utility model discloses high temperature mineral aggregate conveying equipment atmoseal type mechanical seal device, it can completely cut off high temperature environment and mechanical seal for mechanical seal does not receive high temperature to influence, keeps mechanical seal's sealed effect and life.
The invention is defined by the claims. Based on the above, it will be apparent to those skilled in the art that various changes and modifications can be made therein without departing from the spirit and scope of the invention.
Claims (5)
1. The air seal type mechanical sealing device of the high-temperature mineral aggregate conveying equipment is characterized by comprising a working shaft, wherein a mechanical sealing structure is arranged on the working shaft; one side of the mechanical sealing structure is a high-temperature working area, and an annular sealing block is sleeved on a working shaft in the high-temperature working area;
one end of the sealing block is connected with the mechanical sealing structure, and the other end of the sealing block is provided with an annular water-cooling flange; a cooling flow channel is arranged in the water-cooling flange, and a liquid inlet and a liquid outlet which are communicated with the cooling flow channel are arranged on the outer wall of the water-cooling flange; the inner wall of the sealing block facing the working shaft is provided with a plurality of annular baffles, a gas channel is formed between every two adjacent baffles, and the cross section of each baffle is in a labyrinth shape; one end of the sealing block, which is close to the mechanical sealing structure, is provided with an air inlet communicated with the air channel, and one end of the air channel, which is close to the water-cooling flange, is communicated with the high-temperature working area.
2. A high temperature mineral material conveying apparatus air seal type mechanical seal device as claimed in claim 1, wherein: and one end of the sealing block, which is close to the water-cooling flange, is provided with a gas outlet communicated with the gas channel.
3. A high temperature mineral material conveying apparatus air seal type mechanical seal device according to claim 1 or 2, characterized in that: and a temperature detector is arranged at one end of the sealing block close to the water-cooling flange.
4. A high temperature mineral material conveying apparatus air seal type mechanical seal device according to claim 1 or 2, characterized in that: the air inlet is connected with a high-pressure air source, and the liquid inlet is connected with a coolant tank.
5. A high temperature mineral material conveying apparatus air seal type mechanical seal device as claimed in claim 2, wherein: and a pressure gauge and a flow meter are arranged at the air outlet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220969630.XU CN217683225U (en) | 2022-04-25 | 2022-04-25 | Air seal type mechanical sealing device of high-temperature mineral aggregate conveying equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220969630.XU CN217683225U (en) | 2022-04-25 | 2022-04-25 | Air seal type mechanical sealing device of high-temperature mineral aggregate conveying equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217683225U true CN217683225U (en) | 2022-10-28 |
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ID=83734786
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220969630.XU Active CN217683225U (en) | 2022-04-25 | 2022-04-25 | Air seal type mechanical sealing device of high-temperature mineral aggregate conveying equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217683225U (en) |
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2022
- 2022-04-25 CN CN202220969630.XU patent/CN217683225U/en active Active
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Effective date of registration: 20230509 Address after: No. 2 Guangyi Road, Anshan High-tech Zone, Liaoning Province, 114000 Patentee after: Liaoning baitelade Engineering Technology Co.,Ltd. Address before: 101500 20 Xingsheng South Road, economic development zone, Miyun District, Beijing Patentee before: BEIJING BETTERCLYDE ENGINEERING TECHNOLOGY Co.,Ltd. |