CN218718856U - Sealing structure of fireproof isolation valve - Google Patents
Sealing structure of fireproof isolation valve Download PDFInfo
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- CN218718856U CN218718856U CN202222749839.8U CN202222749839U CN218718856U CN 218718856 U CN218718856 U CN 218718856U CN 202222749839 U CN202222749839 U CN 202222749839U CN 218718856 U CN218718856 U CN 218718856U
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Abstract
The utility model discloses a seal structure of fire prevention isolation valve, including valve body and drive mechanism, valve body center transverse position sets up the valve plate, two vaulting poles of plane fixed connection on the valve plate, vaulting pole upper surface fixed connection insulating board, the fixed two sets of supports that set up of outer plane symmetry about the valve body transverse center puts, the valve body inner circle is close to valve plate position fixed connection retaining ring, the inside packing of retaining ring has the sealing strip, drive mechanism includes transmission shaft, mount, fixed plate and square seat bearing, square seat bearing with fixed plate swing joint, the mount with fixed plate swing joint, when taking place the conflagration, the valve body is closed when the high temperature flue gas gets into the valve body inside and burning, and insulating board and valve plate state keep unanimous cuts the heat, and the internal fire of valve is blocked to outside to retaining ring and sealing strip in the valve body scurries to solve the thermal problem of transmission appears in the valve body high temperature, causes unnecessary loss and injury.
Description
Technical Field
The utility model relates to a fire prevention blast gate technical field, more specifically relate to a seal structure of fire prevention isolating valve.
Background
The fire damper utilizes the valve form that gravity action and spring mechanism's effect closed, and its effect is: when the temperature of the flue gas reaches 280 ℃, the fire is brought in the flue gas at this moment, the valve is automatically closed so as to avoid the spread of fire, and because the fire-proof valve is made of metal materials, the fire is easily caused by high temperature, and heat is transferred, so that some potential safety hazards still exist.
Therefore, it is desirable to provide a sealing structure of a fire isolating valve to solve the above problems.
SUMMERY OF THE UTILITY MODEL
In order to overcome the above-mentioned defect of prior art, the utility model provides a seal structure of fire prevention isolating valve to solve the problem that exists among the above-mentioned background art.
The utility model provides a following technical scheme: a sealing structure of a fireproof isolation valve comprises a valve body and a transmission mechanism, wherein the transmission mechanism penetrates through the valve body along a transverse central line, a valve plate is arranged at the transverse position of the center of the valve body, two support rods are fixedly connected to the upper plane of the valve plate, heat insulation plates are fixedly connected to the upper surfaces of the two support rods, two groups of supports are symmetrically and fixedly arranged on the left, right and outer planes of the transverse central position of the valve body, a check ring is fixedly connected to the position, close to the valve plate, of an inner ring of the valve body, sealing strips are filled in the check ring, the check ring is symmetrically arranged in two groups in the vertical direction, and the inner ring of the valve body is arranged in the vertical opposite direction;
the transmission mechanism comprises a transmission shaft, a fixed frame, a fixed plate and a square seat bearing, the fixed plate is movably connected to the plane position outside the bracket, the square seat bearing is movably connected with the fixed plate, the fixed frame is movably connected with the fixed plate, and the transmission shaft penetrates through the fixed frame and penetrates through the valve plate to the square seat bearing on the right side through a center hole of the square seat bearing on the left side;
preferably: the outer ring of the heat insulation plate is fixedly connected with a sealing ring, and the sealing ring is tightly attached to the inner wall of the valve body;
preferably: the fixed plate is arranged on the left and right, and the square seat bearings fixedly connected with the fixed plate are also arranged on the left and right respectively.
The utility model discloses a technological effect and advantage:
1. through two vaulting poles of plane fixed connection on the valve plate, two surface fixed connection insulating board on the vaulting pole, when the conflagration breaing out, when high temperature flue gas gets into the valve body inside and burning, the valve body is closed, and insulating board and valve plate state keep unanimous, blocks the heat to reach and solve the valve body because the thermal problem of transmission appears in the high temperature, eliminate the potential safety hazard.
2. Through the valve body inner circle is close to valve plate position fixed connection retaining ring, the inside packing of retaining ring has the sealing strip, the retaining ring longitudinal symmetry sets up two sets ofly the valve body inner circle is upper and lower subtend and arranges, and when the conflagration breaing out, the inboard fire of valve body is prevented to retaining ring and sealing strip in the valve body and is scurried into the outside, causes unnecessary loss and injury.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention;
fig. 2 is a top view of the whole structure of the present invention;
fig. 3 is a cross-sectional view of the internal structure of the present invention.
The reference signs are: 1. a valve body; 101. a valve plate; 102. a stay bar; 103. a heat insulation plate; 104. a support; 105. a retainer ring; 106. a sealing strip; 107. a seal ring; 2. a transmission mechanism; 201. a drive shaft; 202. a fixed mount; 203. a fixing plate; 204. and a square seat bearing.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
As shown in fig. 1, a specific embodiment of the present invention is a sealing structure of a fire-proof isolation valve, including a valve body 1 and a transmission mechanism 2, the transmission mechanism 2 runs through the valve body 1 along a transverse center line, a valve plate 101 is arranged at a central transverse position of the valve body 1, two brace rods 102 are fixedly connected to an upper plane of the valve plate 101, two insulation plates 103 are fixedly connected to upper surfaces of the two brace rods 102, two sets of brackets 104 are symmetrically and fixedly arranged at a left outer plane and a right outer plane of the transverse center position of the valve body 1, an inner ring of the valve body 1 is close to a retainer ring 105 fixedly connected to a position of the valve plate 101, a sealing strip 106 is filled inside the retainer ring 105, two sets of retainer rings 105 are symmetrically arranged up and down, and the inner ring of the valve body 1 is arranged in an up-down opposite direction; the transmission mechanism 2 comprises a transmission shaft 201, a fixed frame 202, a fixed plate 203 and a square seat bearing 204, the fixed plate 203 is movably connected to the outer side plane of the support 104, the square seat bearing 204 is movably connected with the fixed plate 203, the fixed frame 202 is movably connected with the fixed plate 203, and the transmission shaft 201 penetrates through the fixed frame 202 and penetrates through the valve plate 101 to the right side of the square seat bearing 204 through a center hole of the square seat bearing 204 on the left side; the outer ring of the heat insulation plate 103 is fixedly connected with a sealing ring 107, and the sealing ring 107 is tightly attached to the inner wall of the valve body 1; the fixed plate 203 is arranged at the left and the right, and the square bearing 204 fixedly connected with the fixed plate 203 is also arranged at the left and the right.
When the temperature reaches the preset temperature in the case of fire, the transmission mechanism 2 is triggered to transmit a closing signal to the valve plate 101, the valve plate 101 is closed under the action of the electric actuating mechanism, the state of the heat insulation plate 103 fixed on the valve plate is consistent with that of the valve plate 101, heat is cut off, and the fireproof function is achieved.
The points to be finally explained are: first, in the description of the present application, it should be noted that, unless otherwise specified and limited, the terms "mounted," "connected," and "connected" should be understood broadly, and may be a mechanical connection or an electrical connection, or a communication between two elements, and may be a direct connection, and "upper," "lower," "left," and "right" are only used to indicate a relative positional relationship, and when the absolute position of the object to be described is changed, the relative positional relationship may be changed;
secondly, the method comprises the following steps: in the drawings of the disclosed embodiments of the present invention, only the structures related to the disclosed embodiments are referred to, and other structures can refer to the common design, and under the condition of no conflict, the same embodiment and different embodiments of the present invention can be combined with each other;
and finally: the above description is only for the preferred embodiment of the present invention and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (4)
1. The utility model provides a seal structure of fire prevention isolating valve which characterized in that: including valve body (1) and drive mechanism (2), drive mechanism (2) run through along horizontal central line valve body (1), valve body (1) central horizontal position sets up valve plate (101), two vaulting poles (102) of plane fixed connection, two vaulting pole (102) go up fixed surface connection thermal-insulation board (103), valve body (1) horizontal central point puts about the fixed two sets of supports (104) that set up of outer plane symmetry, valve body (1) inner circle is close to valve plate (101) fixed position connects retaining ring (105), retaining ring (105) inside packing has sealing strip (106), retaining ring (105) longitudinal symmetry sets up two sets ofly valve body (1) inner circle is upper and lower subtend and arranges.
2. A sealing structure of a fire-proof isolation valve according to claim 1, wherein: drive mechanism (2) include transmission shaft (201), mount (202), fixed plate (203) and square seat bearing (204), fixed plate (203) swing joint be in support (104) outside plane position, square seat bearing (204) with fixed plate (203) swing joint, mount (202) with fixed plate (203) swing joint, transmission shaft (201) pass mount (202) and through the left side square seat bearing (204) centre bore runs through valve plate (101) to right side square seat bearing (204).
3. A sealing structure of a fire-proof isolating valve according to claim 1, wherein: the outer ring of the heat insulation plate (103) is fixedly connected with a sealing ring (107), and the sealing ring (107) is tightly attached to the inner wall of the valve body (1).
4. A sealing structure of a fire-proof isolating valve according to claim 2, characterized in that: the fixing plate (203) is arranged on the left and the right, and the square seat bearings (204) fixedly connected with the fixing plate (203) are also arranged on the left and the right respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222749839.8U CN218718856U (en) | 2022-10-19 | 2022-10-19 | Sealing structure of fireproof isolation valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222749839.8U CN218718856U (en) | 2022-10-19 | 2022-10-19 | Sealing structure of fireproof isolation valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218718856U true CN218718856U (en) | 2023-03-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222749839.8U Active CN218718856U (en) | 2022-10-19 | 2022-10-19 | Sealing structure of fireproof isolation valve |
Country Status (1)
| Country | Link |
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| CN (1) | CN218718856U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116792847A (en) * | 2023-08-21 | 2023-09-22 | 江苏华洋新思路能源装备股份有限公司 | High-sealing smoke-discharging ventilating fireproof valve |
-
2022
- 2022-10-19 CN CN202222749839.8U patent/CN218718856U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116792847A (en) * | 2023-08-21 | 2023-09-22 | 江苏华洋新思路能源装备股份有限公司 | High-sealing smoke-discharging ventilating fireproof valve |
| CN116792847B (en) * | 2023-08-21 | 2023-12-05 | 江苏华洋新思路能源装备股份有限公司 | High-sealing smoke-discharging ventilating fireproof valve |
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