CN218152339U - High-temperature sealing device - Google Patents
High-temperature sealing device Download PDFInfo
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- CN218152339U CN218152339U CN202222346914.6U CN202222346914U CN218152339U CN 218152339 U CN218152339 U CN 218152339U CN 202222346914 U CN202222346914 U CN 202222346914U CN 218152339 U CN218152339 U CN 218152339U
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- elastic bag
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- high temperature
- cooling
- water pipe
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Abstract
The utility model relates to a high temperature sealing device, including locating the sealed sword on the fire door and locating the slot on the furnace gate, the slot is equipped with the position fixing sleeve ring and cools off seal assembly by opening part to bottom in proper order, and the cooling seal assembly includes sealing member and cooling piece. This high temperature sealing device, be equipped with the water pipe that is flat screw thread form that can let in cooling water through the inside at the furnace gate, on the one hand, wholly reduce the inside temperature of furnace gate, on the other hand, the inside of elasticity bag is entered into to the cooling water in the water pipe, make the elasticity bag swell, increase the area of contact between elasticity bag and the sealed sword, can effectual assurance leakproofness, in addition, the cooling water of circulation flow, carry out the heat transfer effect, can the effectual temperature that reduces sealed sword department, thereby reduce the ageing influence of stove internal temperature to the sealing member.
Description
Technical Field
The utility model belongs to the technical field of the high temperature furnace, concretely relates to a high temperature sealing device for high temperature furnace fire door.
Background
The temperature in the high-temperature furnace is high, the service cycle of equipment in the furnace is short, and the equipment needs to be replaced frequently; the personnel and equipment for inspection and replacement need to enter and exit from the furnace mouth, so that the furnace mouth needs to be opened or closed frequently, the frequent opening and closing causes the frequent damage of the contact points of the sealing strip of the furnace door and the furnace mouth, and the original furnace mouth sealing adopts a 2cm thin steel sheet embedded into the high-temperature sealing strip as a sealing buckle; after heating at high temperature, the steel sheet is deformed and damaged.
Through the retrieval, the patent of publication number CN210636046U discloses a high temperature furnace fire door seal structure is moved back even to ordinary board, include the fire door and just to the fire door setting of fire door, the fire door edge is equipped with the sealing sword, the fire door towards the fire door be equipped with on the surface can with the sealing sword lock joint sealing strip, both constitute jointly the seal structure of high temperature furnace, the sealing sword is cylindricly, the arc cylinder of sealing sword sets up towards the sealing strip, the sealing strip with the contact surface of sealing sword be equipped with the corresponding arc recess of arc cylinder, the utility model discloses in still replace the steel sheet with the stainless steel round steel, avoided the steel sheet to warp the damage and cut the sealing strip and lead to high temperature gas to spill over from the fire door to and frequently change the steel sheet and lead to maintenance cost increase etc.. The contact surface of seal sword and sealing strip is still increased in the setting of stainless steel round steel, has promoted sealed effect, and the sealing strip can be through the terminal surface used repeatedly who replaces and seal the sword contact.
But because the interior high temperature of stove, through high temperature heating fire, the stainless steel round steel can transmit high temperature to the inside of high temperature sealing strip, and long-time, the high temperature sealing strip is ageing, and sealed effect variation becomes the problem that awaits a urgent need to be solved.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a high temperature sealing device to solve the sealing effect variation scheduling problem that the easy ageing result of sealing strip of the high temperature furnace fire door seal structure that provides among the above-mentioned background art.
The utility model discloses a following technical scheme realizes above-mentioned purpose:
a high-temperature sealing device comprises a sealing knife arranged on a furnace opening and a slot arranged on a furnace door, wherein a positioning sleeve ring and a cooling sealing assembly are sequentially arranged in the slot from the opening to the bottom, and the cooling sealing assembly comprises a sealing element and a cooling element;
the sealing element comprises an elastic bag arranged in the slot, a plurality of groups of convex parts are formed on the outer surface of the elastic bag, and high-temperature resistant coatings are arranged on the outer surfaces of the elastic bag and the convex parts;
the cooling part comprises a water pipe for external cooling water to pass through and a water outlet pipe arranged on the elastic bag, one end of the water pipe is communicated with the elastic bag, and the other end of the water pipe is connected to the output end of the cooling water.
As the utility model discloses a further optimization scheme, the inner circle size of the position sleeve ring is greater than the longitudinal section size of sealed sword, conveniently when the installation furnace gate, plays the effect of direction sealed sword, in addition, finishes the back at sealed sword installation, and the position sleeve ring is located the middle part position of sealed sword to play the effect of consolidating fixed sealed sword.
As the utility model discloses a further optimization scheme, the water pipe is flat thread-like structure, the inside of furnace gate is located to water pipe detachably, the play water end of outlet pipe is located outside the furnace gate to be the water pipe of flat thread-like structure, can greatly increased cooling water coverage area in the furnace gate, reduce the bulk temperature of furnace gate rapidly.
As the utility model discloses a further optimization scheme, the longitudinal section of elasticity bag is "concave" font structure, the elasticity bag is located the inboard of the position lantern ring, utilizes the inflation of elasticity bag, can effectual cover in the tip outside of sealed sword to can the effectual leakproofness of guaranteeing between sealed sword and the elasticity bag.
As the utility model discloses a further optimization scheme, the bellying is bar structure, the bellying all has rubber to make with the elasticity bag, and the texture of elasticity bag is soft, easily fills the water inflation for the surface of the sealed sword of contact that the elasticity bag can be fine, and have the elasticity bag of cooling water, can effectual reduction furnace temperature to the ageing influence of elasticity bag.
As the utility model discloses a further optimization scheme, the position lantern ring is asbestos, and asbestos thermal-insulated effectual, can effectually avoid the stove internal temperature to enter into the inside of slot, reduces the ageing influence of stove internal temperature to the sealing member.
The beneficial effects of the utility model reside in that: this high temperature sealing device, be equipped with the water pipe that is flat screw thread form that can let in cooling water through the inside at the furnace gate, on the one hand, wholly reduce the inside temperature of furnace gate, on the other hand, the inside of elasticity bag is entered into to the cooling water in the water pipe, make the elasticity bag swell, increase the area of contact between elasticity bag and the sealed sword, can effectual assurance leakproofness, in addition, the cooling water of circulation flow, carry out the heat transfer effect, can the effectual temperature that reduces sealed sword department, thereby reduce the ageing influence of stove internal temperature to the sealing member.
Drawings
FIG. 1 is a schematic view of a separated front view structure of a fire door and a fire door of the present invention;
FIG. 2 is a schematic view of the installation structure of the fire door and the fire door of the present invention;
FIG. 3 is a schematic view of the main viewing axis side structure of the cooling member of the present invention;
fig. 4 is an enlarged schematic structural diagram of a in fig. 1 according to the present invention.
In the figure: 1. a furnace mouth; 2. sealing the knife; 3. a furnace door; 4. a slot; 5. a positioning collar; 6. cooling the seal assembly; 61. a seal member; 611. an elastic bag; 612. a boss portion; 613. a high temperature resistant coating; 62. a cooling member; 621. a water pipe; 622. and (5) discharging a water pipe.
Detailed Description
The present application will now be described in further detail with reference to the drawings, and it should be noted that the following detailed description is given for purposes of illustration only and should not be construed as limiting the scope of the present application, as these numerous insubstantial modifications and variations can be made by those skilled in the art based on the teachings of the present application.
Examples
As shown in fig. 1, a high-temperature sealing device comprises a sealing knife 2 arranged on a furnace mouth 1 and a slot 4 arranged on a furnace door 3, wherein the slot 4 on the furnace door 3 is opposite to the sealing knife 2 on the furnace mouth 1 and is used for ensuring the sealing property between the furnace door 3 and the furnace mouth 1, the slot 4 is sequentially provided with a positioning lantern ring 5 and a cooling sealing assembly 6 from an opening to the bottom, and when the sealing knife 2 passes through an inner ring of the positioning lantern ring 5, the positioning lantern ring 5 is positioned in the middle of the sealing knife 2, so that the sealing knife 2 is positioned;
the cooling seal assembly 6 comprises a seal 61 and a cooling member 62; note that, the cooling member 62 serves to lower the peripheral temperature of the sealing member 61,
as shown in fig. 4, the sealing member 61 includes an elastic bag 611 disposed in the slot 4, a plurality of sets of protrusions 612 are formed on the outer surface of the elastic bag 611, and the outer surfaces of the elastic bag 611 and the protrusions 612 are provided with a high temperature resistant coating 613;
the elastic bag 611 is filled outside the sealing knife 2 for sealing, the arrangement of the protruding part 612 increases the contact area between the sealing knife 2 and the elastic bag 611, and can effectively prevent the sealing knife 2 from being separated from the connection of the slot 4, in addition, the high temperature resistant coating 613 has a good high temperature resistant effect, and the influence of the temperature in the furnace on the elastic bag 611 is avoided.
The cooling member 62 includes a water pipe 621 through which external cooling water passes and a water outlet pipe 622 provided on the elastic bag 611, one end of the water pipe 621 communicates with the elastic bag 611, and the other end of the water pipe 621 is connected to an output end of the cooling water.
As shown in fig. 2, the cooling water enters the water pipe 621 and enters the elastic bag 611 along the water pipe 621, when the cooling water is introduced into the elastic bag 611, the inner space of the elastic bag 611 swells, and the contact between the elastic bag 611 and the sealing knife 2 is increased, on one hand, the sealing performance of the sealing knife 2 in the slot 4 is ensured, on the other hand, the cooling water is discharged from the water outlet pipe 622, and after heat exchange, because the elastic bag 611 is located inside the slot 4, the inner temperature of the slot 4 can be reduced, in addition, the water pipe 621 is in a flat thread structure, the inner temperature of the oven door 3 is greatly reduced, and the overall influence of the inner temperature of the oven on the oven door 3 is reduced.
The size of the inner ring of the positioning sleeve ring 5 is larger than the size of the longitudinal section of the sealing knife 2, so that the positioning sleeve ring can guide the sealing knife 2 conveniently when the furnace door 3 is installed, and in addition, after the sealing knife 2 is installed, the positioning sleeve ring 5 is positioned in the middle of the sealing knife 2, so that the effect of reinforcing and fixing the sealing knife 2 is achieved.
As shown in fig. 3, the water pipe 621 is in a flat screw thread structure, the water pipe 621 is detachably disposed inside the oven door 3, the water outlet end of the water outlet pipe 622 is located outside the oven door 3, and the water pipe 621 in the flat screw thread structure can greatly increase the coverage area of the cooling water in the oven door 3, so that the overall temperature of the oven door 3 can be rapidly reduced by using the water pipe 621 with the cooling water.
The longitudinal section of the elastic bag 611 is in a concave structure, the elastic bag 611 is located on the inner side of the positioning collar 5, and the outer side of the end part of the sealing knife 2 can be effectively covered by the expansion of the elastic bag 611, so that the sealing performance between the sealing knife 2 and the elastic bag 611 can be effectively ensured.
The convex part 612 is of a strip-shaped structure, the convex part 612 and the elastic bag 611 are both made of rubber, the elastic bag 611 is soft in texture and easy to fill water and expand, so that the elastic bag 611 can well contact the outer surface of the sealing knife 2, and the elastic bag 611 with cooling water can effectively reduce the aging influence of the temperature in the furnace on the elastic bag 611.
The locating lantern ring 5 is made of asbestos, the heat insulation effect of the asbestos is good, the temperature in the furnace can be effectively prevented from entering the slot 4, and the aging influence of the temperature in the furnace on the sealing element 61 is reduced.
The above-mentioned embodiments only express several embodiments of the present invention, and the description thereof is specific and detailed, but not to be understood as limiting the scope of the present invention. It should be noted that various changes and modifications can be made by those skilled in the art without departing from the spirit of the invention, and these changes and modifications are all within the scope of the invention.
Claims (6)
1. The utility model provides a high temperature sealing device, is including locating sealed sword (2) on fire door (1) and locating slot (4) on furnace gate (3), its characterized in that: a positioning sleeve ring (5) and a cooling sealing assembly (6) are sequentially arranged on the slot (4) from the opening to the bottom, and the cooling sealing assembly (6) comprises a sealing piece (61) and a cooling piece (62);
the sealing element (61) comprises an elastic bag (611) arranged in the slot (4), a plurality of groups of convex parts (612) are formed on the outer surface of the elastic bag (611), and high-temperature resistant coatings (613) are arranged on the outer surfaces of the elastic bag (611) and the convex parts (612);
the cooling part (62) comprises a water pipe (621) for external cooling water to pass through and a water outlet pipe (622) arranged on the elastic bag (611), one end of the water pipe (621) is communicated with the elastic bag (611), and the other end of the water pipe (621) is connected to the output end of the cooling water.
2. A high temperature seal assembly as recited in claim 1 wherein: the size of the inner ring of the positioning lantern ring (5) is larger than the size of the longitudinal section of the sealing knife (2).
3. A high temperature seal arrangement according to claim 1, wherein: the water pipe (621) is of a flat thread structure, the water pipe (621) is detached and arranged inside the oven door (3), and the water outlet end of the water outlet pipe (622) is positioned outside the oven door (3).
4. A high temperature seal assembly as recited in claim 1 wherein: the longitudinal section of the elastic bag (611) is of a concave structure, and the elastic bag (611) is positioned on the inner side of the positioning lantern ring (5).
5. A high temperature seal assembly as recited in claim 1 wherein: the protruding portion (612) is of a strip-shaped structure, and the protruding portion (612) and the elastic bag (611) are both made of rubber.
6. A high temperature seal arrangement according to claim 1, wherein: the positioning lantern ring (5) is made of asbestos.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222346914.6U CN218152339U (en) | 2022-09-05 | 2022-09-05 | High-temperature sealing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222346914.6U CN218152339U (en) | 2022-09-05 | 2022-09-05 | High-temperature sealing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218152339U true CN218152339U (en) | 2022-12-27 |
Family
ID=84557914
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222346914.6U Active CN218152339U (en) | 2022-09-05 | 2022-09-05 | High-temperature sealing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218152339U (en) |
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2022
- 2022-09-05 CN CN202222346914.6U patent/CN218152339U/en active Active
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