CN202485448U - Furnace door for industrial furnaces - Google Patents
Furnace door for industrial furnaces Download PDFInfo
- Publication number
- CN202485448U CN202485448U CN 201220108389 CN201220108389U CN202485448U CN 202485448 U CN202485448 U CN 202485448U CN 201220108389 CN201220108389 CN 201220108389 CN 201220108389 U CN201220108389 U CN 201220108389U CN 202485448 U CN202485448 U CN 202485448U
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- fire door
- furnace door
- industrial furnace
- double
- bar
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Abstract
The utility model discloses a furnace door for industrial furnaces. The furnace door is provided with a leveling device for adjusting the flatness of the furnace door, the leveling device comprises a combined draw rod, the two ends of the combined draw rod are respectively connected with the edge part of the furnace door, the combined draw rod comprises at least two sections of branch rods and double-headed screws, the double-headed screws connect the branch rods together along the longitudinal direction in a butt-jointed mode, the double-headed screws are in threaded connection with the branch rods connected with the double-headed screws, and the rotating directions of threads at the two ends of each double-headed screw are opposite. According to the furnace door for industrial furnaces disclosed by the utility model, the length of the combined draw rod can be adjusted through rotating the double-headed screws; and the flatness of the furnace door can be adjusted through adjusting the length of the combined draw rod, so that the furnace door can keep flat in normal temperature and high temperature states, thereby greatly enhancing the sealing property of the furnace door, reducing the heat leakage of the furnace door, improving the application serviceability of a furnace, and favorably reducing energy consumption; and furnace door is leveled through the leveling device, so that the internal stress of the furnace door can be eliminated, and the service life of the furnace door is prolonged further, and the maintenance frequency is lowered in the process of application.
Description
Technical field
The utility model relates to a kind of firing equipment, particularly a kind of fire door of industrial furnace.
Background technology
Its structure of traditional industry stove (like high-temperature heat treatment stove in high-temperature heat treatment stove, car type furnace heating furnace, the car type furnace in cell-type heating furnace, the cell-type etc.) comprises fire door body, fire door skeleton and fire door levelling device.
In the prior art, be fixedly connected no levelling device between the fire door body of industrial furnace fire door and the fire door skeleton; Control the weldment size of fire door body and fire door skeleton during through welding, reach the flatness of fire door body; At normal temperatures, weldment can guarantee and control the flatness of fire door, but fire door in use in the stove temperature be in hot environment; After the long-term work; The thermal deformation meeting of fire door makes the fire door warpage, produces irregular deformable body, and this can make fire door body and fire door skeleton lose flatness simultaneously; Thereby can make fire door produce phenomenons such as gas leakage, be unfavorable for the use of industrial furnace.
Therefore need the door structure of industrial furnace in the prior art be improved, to eliminate the harm that the fire door distortion brings oven door sealing.
The utility model content
In view of this, the purpose of the utility model provides a kind of industrial furnace fire door, and it has the function of adjusting self flatness, can eliminate the harm of fire door high temperature deformation to industrial furnace, helps the sealing of fire door, can improve the reliability and the security of industrial furnace work.
The utility model industrial furnace fire door, said fire door is provided with the levelling device that is used to adjust the fire door flatness.
Further; Said levelling device comprises the combined type pull bar that two ends are connected with the fire door edge part respectively; Said combined type pull bar comprise at least two sections branch bars and with each minute bar longitudinally to being connected into whole double threaded screw, double threaded screw be threaded with the branch bar that is attached thereto and the rotation direction of double threaded screw two ends screw thread opposite;
Further, said combined type pull bar is at least 4 and along the length and the width arranged crosswise of fire door;
Further, the combined type pull bar of said arranged crosswise interconnects at cross part, and is provided with the end at infall and withstands on the support bar on the fire door;
Further, said fire door is provided with the circular steel bar that cooperates with the oven door sealing packing_seal;
Further, said fire door comprises fire door body and fire door skeleton, and said circular steel bar is arranged on the fire door body, and said levelling device is arranged on the fire door skeleton;
Further, said fire door body is filled with refractory fibrous material for the prism structure of the hollow that is made up of steel plate in the fire door body;
Further, the framework of said fire door skeleton for processing by the section bar combination.
The beneficial effect of the utility model:
1, the utility model industrial furnace fire door; Through rotating double threaded screw is the length of scalable combined type pull bar; Length through regulating the combined type pull bar is the flatness of scalable fire door, thereby makes fire door all can keep smooth at the normal temperature and the condition of high temperature, has greatly improved the sealing of fire door; Reduce the heat leakage of fire door, improved the dependability of stove.
2, the utility model industrial furnace fire door, the fire door levelling device can belong to in-plane and belong to the heat distortion amount of adjusting fire door on the in-plane perpendicular to fire door at fire door, and leveling is effective, can well guarantee the sealing of fire door.
3, the utility model industrial furnace fire door; Through the levelling device leveling, can eliminate the internal stress of fire door, strengthen fire door intensity; On structural design, help saving material; And in fire door longer service life, the use maintenance frequency still less, oven door sealing property better can reduce the excessive of hot gas in the stove, helps energy savings consumption.
Description of drawings
Below in conjunction with accompanying drawing and embodiment the utility model is further described.
Fig. 1 is the front view of the utility model industrial furnace fire door;
Fig. 2 is the left view of Fig. 1;
Fig. 3 is the zoomed-in view of analysing and observe of A portion among Fig. 1;
Fig. 4 is the zoomed-in view of analysing and observe of B portion among Fig. 2;
Fig. 5 is the zoomed-in view of analysing and observe of C portion among Fig. 2;
Fig. 6 is the zoomed-in view of D portion among Fig. 2.
The specific embodiment
Fig. 1 is the front view of the utility model industrial furnace fire door; Fig. 2 is the left view of Fig. 1; Fig. 3 is the zoomed-in view of analysing and observe of A portion among Fig. 1; Fig. 4 is the zoomed-in view of analysing and observe of B portion among Fig. 2; Fig. 5 is the zoomed-in view of analysing and observe of C portion among Fig. 2; Fig. 6 is the zoomed-in view of D portion among Fig. 2.
As shown in the figure, present embodiment industrial furnace fire door, said fire door is provided with the levelling device that is used to adjust the fire door flatness.Levelling device described in the present embodiment comprises the combined type pull bar 1 that two ends are connected with the fire door edge part respectively; Said combined type pull bar comprise two sections branch bars and with two sections branch bars longitudinally to being connected into whole double threaded screw 2, double threaded screw 2 be threaded with the branch bar that is attached thereto and the rotation direction of double threaded screw 2 two ends screw threads opposite.Certainly in different embodiments, the branch bar quantity of forming the combined type pull bar can specifically be provided with as required.
Present embodiment industrial furnace fire door; Through rotating double threaded screw 2 is the length of scalable combined type pull bar 1; Length through regulating combined type pull bar 1 is the flatness of scalable fire door, thereby makes fire door all can keep smooth at the normal temperature and the condition of high temperature, has greatly improved the sealing of fire door; Reduce the heat leakage of fire door, improved the dependability of stove.And through the levelling device leveling, can eliminate the internal stress of fire door, strengthen fire door intensity; On structural design, help saving material; And in fire door longer service life, the use maintenance frequency still less, oven door sealing property better can reduce the excessive of hot gas in the stove, helps energy savings consumption.
As the improvement to this embodiment, said combined type pull bar 1 is 4 and along the length and the width arranged crosswise of fire door.Combined type pull bar scalable fire door in this structure can well guarantee the flatness of fire door along the heat distortion amount on length, width and the thickness direction, and leveling is effective.Certainly in different embodiments, the quantity of combined type pull bar also can specifically be adjusted according to actual needs, and is generally better 4 above leveling effects.
As the improvement to this embodiment, the combined type pull bar of said arranged crosswise 1 interconnects at cross part, and is provided with the end at infall and withstands on the support bar 3 on the fire door.Support bar 3 can increase the middle part jack-up of combined type pull bar 1 on combined type pull bar 1 and apply pulling force or thrust to the fire door thickness direction, helps adjusting fire door along the distortion on the thickness direction.
As the improvement to this embodiment, said fire door is provided with the circular steel bar 4 that cooperates with the oven door sealing packing_seal.Circular steel bar 4 can be processed by stainless steel or carbon steel, adopts circular steel bar 4 to cooperate with the oven door sealing packing_seal, good sealing effect, and can reduce the difficulty of processing of oven door sealing portion.
As the improvement to this embodiment, said fire door comprises fire door body 5 and fire door skeleton 6, and said circular steel bar 4 is arranged on the fire door body 5, and said levelling device is arranged on the fire door skeleton 6.Fire door skeleton 6 can strengthen the intensity of fire door body 5, the fire door good integral strength.
As the improvement to this embodiment, said fire door body 5 is filled with refractory fibrous material for the prism structure of the hollow that is made up of steel plate in the fire door body 5, and this structure fire door helps the adjustment of fire door flatness from heavy and light.
As improvement to this embodiment, the framework of said fire door skeleton 6 for processing by the section bar combination, intensity is good.
Explanation is at last; Above embodiment is only unrestricted in order to the technical scheme of explanation the utility model; Although with reference to preferred embodiment the utility model is specified, those of ordinary skill in the art should be appreciated that and can make amendment or be equal to replacement the technical scheme of the utility model; And not breaking away from the aim and the scope of the utility model technical scheme, it all should be encompassed in the middle of the claim scope of the utility model.
Claims (8)
1. industrial furnace fire door, it is characterized in that: said fire door is provided with the levelling device that is used to adjust the fire door flatness.
2. industrial furnace fire door according to claim 1; It is characterized in that: said levelling device comprises the combined type pull bar that two ends are connected with the fire door edge part respectively; Said combined type pull bar comprise at least two sections branch bars and with each minute bar longitudinally to being connected into whole double threaded screw, double threaded screw be threaded with the branch bar that is attached thereto and the rotation direction of double threaded screw two ends screw thread opposite.
3. industrial furnace fire door according to claim 2 is characterized in that: said combined type pull bar is at least 4 and along the length and the width arranged crosswise of fire door.
4. industrial furnace fire door according to claim 3 is characterized in that: the combined type pull bar of said arranged crosswise interconnects at cross part, and is provided with the end at infall and withstands on the support bar on the fire door.
5. industrial furnace fire door according to claim 4 is characterized in that: said fire door is provided with the circular steel bar that cooperates with the oven door sealing packing_seal.
6. industrial furnace fire door according to claim 5 is characterized in that: said fire door comprises fire door body and fire door skeleton, and said circular steel bar is arranged on the fire door body, and said levelling device is arranged on the fire door skeleton.
7. industrial furnace fire door according to claim 6 is characterized in that: said fire door body is filled with refractory fibrous material for the prism structure of the hollow that is made up of steel plate in the fire door body.
8. industrial furnace fire door according to claim 7 is characterized in that: the framework of said fire door skeleton for being processed by the section bar combination.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220108389 CN202485448U (en) | 2012-03-21 | 2012-03-21 | Furnace door for industrial furnaces |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220108389 CN202485448U (en) | 2012-03-21 | 2012-03-21 | Furnace door for industrial furnaces |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202485448U true CN202485448U (en) | 2012-10-10 |
Family
ID=46959866
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220108389 Expired - Fee Related CN202485448U (en) | 2012-03-21 | 2012-03-21 | Furnace door for industrial furnaces |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202485448U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103712456A (en) * | 2013-11-08 | 2014-04-09 | 四川长虹电器股份有限公司 | High-temperature furnace door structure with expansion joints |
-
2012
- 2012-03-21 CN CN 201220108389 patent/CN202485448U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103712456A (en) * | 2013-11-08 | 2014-04-09 | 四川长虹电器股份有限公司 | High-temperature furnace door structure with expansion joints |
| CN103712456B (en) * | 2013-11-08 | 2015-08-19 | 四川长虹电器股份有限公司 | A kind of high-temperature furnace door structure with expansion joint |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20121010 Termination date: 20180321 |