CN218175040U - Heat treatment furnace with high sealing performance - Google Patents
Heat treatment furnace with high sealing performance Download PDFInfo
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- CN218175040U CN218175040U CN202222119618.2U CN202222119618U CN218175040U CN 218175040 U CN218175040 U CN 218175040U CN 202222119618 U CN202222119618 U CN 202222119618U CN 218175040 U CN218175040 U CN 218175040U
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- heat treatment
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/20—Recycling
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Abstract
The utility model discloses a heat treatment furnace of high leakproofness relates to heat treatment furnace technical field, including the heat treatment case, the installing port has been seted up to heat treatment case front end, the heat treatment case is located the installing port and installs the frame all around, the frame internal seal is equipped with the chamber door, the terminal surface is equipped with the installation frame in the frame, the terminal surface is equipped with the inside casing of pegging graft with the installing port is sealed in the installation frame, the inside casing periphery is equipped with the first sealing washer with the installing port joint, the first cyclic annular chamber of round has been seted up to terminal surface week side in the installation frame, the terminal surface sets up the second cyclic annular chamber with first cyclic annular chamber butt joint before the heat treatment case, inlay in the first cyclic annular chamber and be equipped with the second sealing washer, there are second sealing washer rear end face and the cyclic annular chamber joint of second. The utility model discloses in, utilize the frame that frame and inside casing set to the echelonment to form double-deck sealedly to the heat treatment case, utilize frame and chamber door and shutoff board to form double-deck sealedly once more after that, improved the high leakproofness of heat treatment furnace, avoid calorific loss.
Description
Technical Field
The utility model relates to a heat treatment furnace technical field especially relates to a heat treatment furnace of high leakproofness.
Background
The heat treatment furnace is an electric furnace or a fuel furnace for heating the charge for heat treatment. Commonly used heat treatment furnaces include a box-type resistance furnace, a pit-type resistance furnace, a gas carburizing furnace, a salt bath furnace, and the like.
The sealing performance of the furnace door of the heat treatment furnace is ensured when the heat treatment furnace operates, if the sealing performance does not meet the requirement, heat in the furnace is dissipated, the heat treatment period is prolonged, the energy consumption is improved, the heating temperature in a hearth is uneven, and the metal finished product does not meet the process requirement.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the defects of the prior art and providing a heat treatment furnace with high sealing performance.
In order to realize the purpose, the utility model adopts the following technical scheme:
the utility model provides a heat treatment furnace of high leakproofness, includes the heat treatment case, the installing port has been seted up to heat treatment case front end, the heat treatment case is located the installing port and installs the frame all around, the frame internal seal is equipped with the chamber door, the terminal surface is equipped with the installation frame in the frame, the terminal surface is equipped with the inside casing of pegging graft with the installing port is sealed in the installation frame, the inside casing periphery is equipped with the first sealing washer with the installing port joint, the first cyclic annular chamber of round has been seted up to terminal surface week side in the installation frame, the terminal surface sets up the cyclic annular chamber of second with the butt joint of first cyclic annular chamber before the heat treatment case, inlay in the cyclic annular chamber of first and be equipped with the second sealing washer, there are second sealing washer rear end face and the cyclic annular chamber joint of second.
Furthermore, a circle of inserting groove inserted with the front end face of the outer frame is formed in the inner end face of the box door, a plugging plate inserted with the inner wall of the outer frame is installed on the rear end face of the box door, a circle of third sealing ring is embedded in the inner wall of the outer frame, and the outer wall of the plugging plate is flush with the inner end of the groove opening of the inserting groove.
Furthermore, four corners of the rear end face of the plugging plate are arc-shaped, and four corners of the rear end face of the inner frame are arc-shaped.
Furthermore, the terminal surface is equipped with the mounting panel before the shutoff board, the mounting groove of pegging graft with the mounting panel is seted up to case door rear end face, four mounting holes, four have been seted up to the terminal surface before the case door all through construction bolt and mounting panel threaded connection in the mounting hole.
Furthermore, the plugging plate is made of fireproof materials, one end of the box door is hinged to the front end of the heat treatment box, and one end, far away from the hinged end of the box door, of the plugging plate is in an arc shape.
Compared with the prior art, the utility model discloses possess following beneficial effect:
the utility model discloses in, utilize the frame that frame and inside casing set to the echelonment to form double-deck sealedly to the heat treatment case, utilize frame and chamber door and shutoff board to form double-deck sealedly once more after that, improved the high leakproofness of heat treatment furnace, avoid calorific loss.
Drawings
FIG. 1 is a schematic view of the overall structure of a heat treatment furnace with high sealing performance according to the present invention;
fig. 2 is a side view of a heat treatment furnace with high sealing performance according to the present invention;
FIG. 3 is a side sectional view of a heat treatment furnace with high sealing performance according to the present invention;
fig. 4 is a top view of a box door and a blocking plate in a side cross-sectional view of a heat treatment furnace with high sealing performance according to the present invention.
Number in the figure: 1. a heat treatment tank; 2. a box door; 3. an outer frame; 4. a plugging plate; 5. an inner frame; 31. installing a frame; 41. mounting a plate; 51. and (3) a fireproof coating.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
Referring to fig. 1-4, a heat treatment furnace with high sealing performance comprises a heat treatment box 1, wherein the front end of the heat treatment box 1 is provided with an installation opening, the heat treatment box 1 is provided with an outer frame 3 positioned around the installation opening, a box door 2 is arranged in the outer frame 3 in a sealing manner, an installation frame 31 is arranged on the inner end surface of the outer frame 3, an inner frame 5 in sealed insertion connection with the installation opening is arranged on the inner end surface of the installation frame 31, the periphery of the inner frame 5 is provided with a first sealing ring in clamping connection with the installation opening, a circle of first annular cavity is arranged on the periphery of the inner end surface of the installation frame 31, a second annular cavity in butt connection with the first annular cavity is arranged on the front end surface of the heat treatment box 1, a second sealing ring is embedded in the first annular cavity, and the rear end surface of the second sealing ring is in clamping connection with the second annular cavity; the inner end face of the box door 2 is provided with a circle of inserting groove inserted with the front end face of the outer frame 3, the rear end face of the box door 2 is provided with a plugging plate 4 inserted with the inner wall of the outer frame 3, a circle of third sealing ring is embedded in the inner wall of the outer frame 3, the outer wall of the plugging plate 4 is flush with the inner end of the opening of the inserting groove, the outer frame 3 and the inner frame 5 are arranged to be in a step shape, the heat treatment box 1 forms double-layer sealing, then the outer frame 3, the box door 2 and the plugging plate 4 form double-layer sealing again, the high sealing performance of the heat treatment furnace is improved, and heat loss is avoided.
Furthermore, the four corners of the rear end surface of the plugging plate 4 are arc-shaped, and the four corners of the rear end surface of the inner frame 5 are arc-shaped, so that the installation is convenient; the front end face of the plugging plate 4 is provided with a mounting plate 41, the rear end face of the box door 2 is provided with a mounting groove which is spliced with the mounting plate 41, the front end face of the box door 2 is provided with four mounting holes, and the four mounting holes are in threaded connection with the mounting plate 41 through mounting bolts, so that the plugging plate 4 can be conveniently replaced; the blocking plate 4 is made of fireproof materials, one end of the box door 2 is hinged with the front end of the heat treatment box 1, one end, away from the hinged end of the box door 2, of the blocking plate 4 is arc-shaped, and the blocking plate 4 with the arc-shaped end does not influence the opening and closing of the box door 2.
The above, only be the embodiment of the preferred of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, which are designed to be replaced or changed equally, all should be covered within the protection scope of the present invention.
Claims (5)
1. The utility model provides a heat treatment furnace of high leakproofness, a serial communication port, including heat treatment case (1), the installing port has been seted up to heat treatment case (1) front end, heat treatment case (1) is located installing port and installs frame (3) all around, frame (3) internal seal is equipped with chamber door (2), the terminal surface is equipped with installation frame (31) in frame (3), the terminal surface is equipped with inside casing (5) with the sealed grafting of installing port in installation frame (31), inside casing (5) periphery is equipped with the first sealing washer with the installing port joint, the first cyclic annular chamber of round has been seted up to terminal surface week in installation frame (31), the cyclic annular chamber of second with the butt joint of first cyclic annular chamber is seted up to heat treatment case (1) preceding terminal surface, inlay in the cyclic annular chamber and be equipped with the second sealing washer, terminal surface and the cyclic annular chamber joint of second behind the second sealing washer.
2. The heat treatment furnace with high sealing performance according to claim 1, wherein a circle of insertion groove inserted with the front end surface of the outer frame (3) is formed in the inner end surface of the box door (2), a plugging plate (4) inserted with the inner wall of the outer frame (3) is installed on the rear end surface of the box door (2), a circle of third sealing ring is embedded in the inner wall of the outer frame (3), and the outer wall of the plugging plate (4) is flush with the inner end of the groove opening of the insertion groove.
3. The furnace according to claim 2, wherein the four corners of the rear end face of the blocking plate (4) are arc-shaped, and the four corners of the rear end face of the inner frame (5) are arc-shaped.
4. The heat treatment furnace with high sealing performance according to claim 2, wherein the front end surface of the blocking plate (4) is provided with a mounting plate (41), the rear end surface of the box door (2) is provided with a mounting groove inserted into the mounting plate (41), the front end surface of the box door (2) is provided with four mounting holes, and the four mounting holes are all in threaded connection with the mounting plate (41) through mounting bolts.
5. The furnace for heat treatment with high sealing performance according to claim 2, wherein the blocking plate (4) is made of fireproof material, one end of the box door (2) is hinged with the front end of the heat treatment box (1), and the end of the blocking plate (4) far away from the hinged end of the box door (2) is arc-shaped.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222119618.2U CN218175040U (en) | 2022-08-12 | 2022-08-12 | Heat treatment furnace with high sealing performance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222119618.2U CN218175040U (en) | 2022-08-12 | 2022-08-12 | Heat treatment furnace with high sealing performance |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218175040U true CN218175040U (en) | 2022-12-30 |
Family
ID=84617446
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222119618.2U Active CN218175040U (en) | 2022-08-12 | 2022-08-12 | Heat treatment furnace with high sealing performance |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218175040U (en) |
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2022
- 2022-08-12 CN CN202222119618.2U patent/CN218175040U/en active Active
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