CN212560350U - High-precision trolley type gas heat treatment furnace - Google Patents
High-precision trolley type gas heat treatment furnace Download PDFInfo
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- CN212560350U CN212560350U CN202021200267.2U CN202021200267U CN212560350U CN 212560350 U CN212560350 U CN 212560350U CN 202021200267 U CN202021200267 U CN 202021200267U CN 212560350 U CN212560350 U CN 212560350U
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- furnace
- heat treatment
- gas heat
- type gas
- treatment furnace
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- 238000010438 heat treatment Methods 0.000 title claims abstract description 35
- 238000007789 sealing Methods 0.000 claims abstract description 34
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 11
- 239000010959 steel Substances 0.000 claims abstract description 11
- 238000010276 construction Methods 0.000 claims abstract description 4
- 230000009970 fire resistant effect Effects 0.000 claims description 14
- 238000009413 insulation Methods 0.000 claims description 11
- 239000000779 smoke Substances 0.000 claims description 9
- 238000005192 partition Methods 0.000 claims description 6
- 239000007789 gas Substances 0.000 abstract description 36
- 238000002485 combustion reaction Methods 0.000 abstract description 7
- 238000004321 preservation Methods 0.000 abstract description 5
- 238000007599 discharging Methods 0.000 abstract description 3
- 239000003517 fume Substances 0.000 abstract 2
- 230000007547 defect Effects 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- 239000002737 fuel gas Substances 0.000 description 2
- 238000001816 cooling Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
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Abstract
The utility model discloses a high accuracy trolley type gas heat treatment furnace, including stove bottom and platform truck, the upside of stove bottom is equipped with the furnace body steel construction, and the inboard of furnace body steel construction is equipped with the heat preservation, and the inboard of heat preservation is equipped with the furnace wall, furnace wall and heat preservation are the arch, are equipped with a plurality of gas pipelines and air pipeline in the furnace wall side by side, and inside gas pipeline and air pipeline passed through nozzle intercommunication furnace wall, gas pipeline and air pipeline vertical arrangement set up, and be equipped with the baffle between the adjacent nozzle of horizontal direction, the furnace wall of upside is upwards connected to the baffle, and the upper end of furnace wall communicates in proper order has the three pipe of discharging fume, and the pipe of discharging fume. The utility model discloses the gas combustion that utilizes the gas pipeline and the air pipeline that separate to guarantee each part is abundant, and the influence that will be each other reduces, simultaneously, through the setting of sealing member, seals up the gap between platform truck and the furnace body.
Description
Technical Field
The utility model relates to the technical field of trolley type gas heat treatment furnaces, in particular to a high-precision trolley type gas heat treatment furnace.
Background
The traditional periodic heat treatment furnace comprises a cover type heat treatment furnace and a trolley type heat treatment furnace, wherein the work efficiency of the cover type heat treatment furnace is poor, the traditional trolley type heat treatment furnace comprises a fixed heating chamber and a movable furnace bottom arranged on a walking mechanism, a furnace door is arranged at one end or two ends of the heating chamber, the furnace bottom is a movable trolley, and the trolley is pulled out of the furnace and loaded outside and unloaded along an overground guide rail by a traction mechanism and pulled into the furnace to heat workpieces.
However, the existing trolley type heat treatment furnace has the defects of insufficient combustion of fuel gas, poor heat insulation performance of a furnace body, poor sealing performance, insufficient combustion, and poor heat insulation performance and sealing performance, and cannot meet the use requirements of the fuel gas heat treatment furnace.
Disclosure of Invention
The utility model aims to solve the technical problem that a high-precision trolley type gas heat treatment furnace which can meet the use requirement of the gas heat treatment furnace, has sufficient combustion, good heat preservation and good sealing performance is provided, thereby overcoming the defects of the prior art.
In order to solve the technical problem, the utility model discloses a following technical scheme: a high-precision trolley type gas heat treatment furnace comprises a furnace bottom and a trolley, wherein a furnace body steel structure is arranged on the upper side of the furnace bottom, a heat insulation layer is arranged on the inner side of the furnace body steel structure, a furnace lining is arranged on the inner side of the heat insulation layer, the furnace lining and the heat insulation layer are arched, a plurality of gas pipelines and air pipelines are arranged in the furnace lining side by side, the gas pipelines and the air pipelines are communicated with the inside of the furnace lining through nozzles, the upper end of the furnace lining is sequentially communicated with three smoke exhaust pipes, and the smoke;
the utility model discloses a furnace body, including furnace body steel construction, the downside of platform truck is equipped with the furnace gate, the downside of platform truck is equipped with the gyro wheel, and the gyro wheel is connected with power, and gyro wheel roll connection is in the guide rail, the platform truck includes the work rest of top, and the downside of work rest is connected with the fire-resistant bearing layer in first bottom, and the downside of the fire-resistant bearing layer in first bottom is equipped with the fire-resistant bearing layer in second bottom, the furnace wall inboard is equipped with a plurality of thermocouples, and the thermocouple transversely is the echelonment and distributes, detects the temperature in.
In the high-precision trolley type gas heat treatment furnace, the gas pipelines and the air pipelines are vertically arranged, the partition plates are arranged between the nozzles adjacent in the horizontal direction, and the partition plates are upwards connected with the furnace lining on the upper side.
In the high-precision trolley type gas heat treatment furnace, the transverse top plate is arranged below the smoke exhaust pipe, the grid plate is connected to the upper side of the top plate, the grid plate is fixedly connected to the lower end of the smoke exhaust pipe, part of heat is reflected back through the top plate, furnace dust in one part is filtered through the grid plate, and the top plate is cleaned in a unified mode in a later period.
In the high-precision trolley type gas heat treatment furnace, the area of the second bottom refractory bearing layer is larger than that of the first bottom refractory bearing layer, the lower end of the second bottom refractory bearing layer is connected with the electric furnace bottom plate, and the lower end of the electric furnace bottom plate is rotatably connected with the rollers.
Foretell high accuracy platform truck formula gas heat treatment furnace the left and right sides on the fire-resistant bearing layer of first bottom be the right angle, and it has a plurality of fixed slots to distribute on the right angle face, and the fixed slot joint has the sealing member, seals up through the expend with heat and contract with cold of sealing member.
In the high-precision trolley type gas heat treatment furnace, the sealing element is provided with the cylinder matched with the fixing groove, the upper side of the sealing element is provided with the boss, one side of the sealing element, facing the furnace lining, is provided with the inclined surface inclined towards the lower side, and the inner side of the furnace lining is provided with the matched clamping block.
In the high-precision trolley type gas heat treatment furnace, the through hole is formed in the sealing piece in a penetrating mode, the two ends of the through hole are connected with the porous sealing covers, air circulation is reduced, cold gas can be introduced into the through hole during discharging, the sealing piece is cooled rapidly, and the trolley is taken out conveniently.
The utility model has the advantages that: compared with the prior art, the utility model can meet the use requirements of the gas heat treatment furnace, and has sufficient combustion, good heat preservation and good sealing performance. The utility model has the characteristics of it is following:
(1) the utility model discloses the gas combustion that utilizes gas pipeline and air pipeline separated to guarantee each part is abundant, and the influence that will interact reduces.
(2) The utility model discloses a setting of sealing member seals the gap between platform truck and the furnace body, and the accessible is changed different kinds of sealing member in order to correspond different heat treatment temperature, and simultaneously, the accessible through-hole can let in the cold gas, cools off the sealing member fast, conveniently takes out the platform truck.
Drawings
Fig. 1 is a schematic side view of the present invention;
fig. 2 is a schematic front view of the present invention;
fig. 3 is a schematic perspective view of the sealing member of the present invention.
The present invention will be further described with reference to the accompanying drawings and the detailed description.
Detailed Description
Example 1. As shown in fig. 1-3, a high-precision trolley-type gas heat treatment furnace comprises a furnace bottom 1 and a trolley 11, wherein a furnace body steel structure 2 is arranged on the upper side of the furnace bottom 1, a heat insulation layer 4 is arranged on the inner side of the furnace body steel structure 2, a furnace lining 3 is arranged on the inner side of the heat insulation layer 4, the furnace lining 3 and the heat insulation layer 4 are arched, a plurality of gas pipelines 5 and air pipelines 6 are arranged in the furnace lining 3 side by side, the gas pipelines 5 and the air pipelines 6 are communicated with the inside of the furnace lining 3 through nozzles, the gas pipelines 5 and the air pipelines 6 are vertically arranged, a partition plate 8 is arranged between adjacent nozzles in the horizontal direction, the partition plate 8 is upwards connected with the furnace lining 3 on the upper side, the upper end of the furnace lining 3 is sequentially communicated with three smoke exhaust pipes 12, the smoke exhaust pipes 12 are communicated with an air treatment device, a transverse top plate 9 is arranged, part of heat is reflected back through the top plate 9, part of furnace dust is filtered through the grid plate 10, and the top plate 9 is cleaned in a later period;
the furnace body steel structure 2 is provided with furnace doors 15 at the front end and the rear end, rollers 14 are arranged on the lower side of the trolley 11, the rollers 14 are connected with power, the rollers 14 are connected in a guide rail 13 in a rolling manner, the trolley 11 comprises a workpiece frame above, the lower side of the workpiece frame is connected with a first bottom fire-resistant bearing layer 18, a second bottom fire-resistant bearing layer 19 is arranged on the lower side of the first bottom fire-resistant bearing layer 18, the area of the second bottom fire-resistant bearing layer 19 is larger than that of the first bottom fire-resistant bearing layer 18, the lower end of the second bottom fire-resistant bearing layer 19 is connected with an electric furnace bottom plate 17, the lower end of the electric furnace bottom plate 17 is rotatably connected with the rollers 14, the left side and the right side of the first bottom fire-resistant bearing layer 18 are right-angled, a plurality of fixing grooves are distributed on the right-angled surfaces, sealing pieces 16, the upside of sealing member 16 is equipped with the boss, and sealing member 16 is equipped with the inclined plane to the downside slope towards one side of furnace wall 3, and the inboard of furnace wall 3 is equipped with assorted joint piece, be equipped with the through-hole that runs through in the sealing member 16, the both ends of through-hole are connected with porous closing cap, reduce the circulation of air, and when unloading, the accessible through-hole can let in the cold gas, conveniently takes out platform truck 11 to sealing member 16 cooling fast, 3 inboards of furnace wall are equipped with a plurality of thermocouples 7, and thermocouple 7 transversely is the echelonment and distributes, detects the temperature in the furnace body, makes things convenient for.
The utility model discloses a theory of operation is: during the use, place the work piece on platform truck 11, move into in the furnace body through gyro wheel 14 and guide rail 13, furnace gate 15 seals up the back, heat through gas pipeline 5 and air pipeline 6, arched furnace body stability is good, the thermocouple 7 of burning monitors inside temperature, the heat of burning reflects back through roof 9, heat the work piece, simultaneously, the stove ash passes through grid plate 10 and discharges, hold back partly stove ash on roof 9, make things convenient for the unified clearance in later stage, and simultaneously, gap between platform truck 11 and the furnace body is sealed through the setting of sealing member 16, the accessible is changed different kind of sealing member 16 with the heat treatment temperature that corresponds the difference, and simultaneously, the accessible through-hole can let in the cold gas, cool off sealing member 16 fast, conveniently take out platform truck 11.
The utility model discloses the gas combustion that utilizes gas pipeline 5 and air pipeline 6 to separate to guarantee each part is abundant, and the influence that will be each other reduces, simultaneously, through the setting of sealing member 16, seals the gap between platform truck 11 and the furnace body, and different kinds of sealing member 16 is changed in order to correspond different heat treatment temperature to the accessible, and simultaneously, the accessible through-hole can let in the cold gas, cools off sealing member 16 fast, conveniently takes out platform truck 11.
The embodiments of the present invention are not limited to the above embodiments, and various changes made without departing from the spirit and scope of the present invention are within the scope of the present invention.
Claims (7)
1. The utility model provides a high accuracy platform truck formula gas heat treatment furnace, includes stove bottom (1) and platform truck (11), its characterized in that: the furnace body steel structure (2) is arranged on the upper side of the furnace bottom (1), the heat insulation layer (4) is arranged on the inner side of the furnace body steel structure (2), the furnace lining (3) is arranged on the inner side of the heat insulation layer (4), the furnace lining (3) and the heat insulation layer (4) are arched, a plurality of gas pipelines (5) and air pipelines (6) are arranged in the furnace lining (3) side by side, the gas pipelines (5) and the air pipelines (6) are communicated with the inside of the furnace lining (3) through nozzles, and the upper end of the furnace lining (3) is sequentially communicated with three smoke exhaust pipes;
furnace body steel construction (2) the front and back both ends are equipped with furnace gate (15), the downside of platform truck (11) is equipped with gyro wheel (14), and gyro wheel (14) roll connection is in guide rail (13), platform truck (11) are including the work rest of top, and the downside of work rest is connected with the fire-resistant bearing layer of first bottom (18), and the downside of the fire-resistant bearing layer of first bottom (18) is equipped with the fire-resistant bearing layer of second bottom (19), furnace lining (3) inboard is equipped with a plurality of thermocouples (7), and thermocouple (7) transversely are the echelonment and distribute.
2. The high-precision car-type gas heat treatment furnace according to claim 1, wherein: the gas pipeline (5) and the air pipeline (6) are vertically arranged, a partition plate (8) is arranged between the nozzles adjacent to each other in the horizontal direction, and the partition plate (8) is upwards connected with the furnace lining (3) on the upper side.
3. The high-precision car-type gas heat treatment furnace according to claim 1, wherein: a transverse top plate (9) is arranged below the smoke exhaust pipe (12), a grid plate (10) is connected to the upper side of the top plate (9), and the grid plate (10) is fixedly connected to the lower end of the smoke exhaust pipe (12).
4. The high-precision car-type gas heat treatment furnace according to claim 1, wherein: the area of the second bottom fireproof bearing layer (19) is larger than that of the first bottom fireproof bearing layer (18), the lower end of the second bottom fireproof bearing layer (19) is connected with the electric furnace bottom plate (17), and the lower end of the electric furnace bottom plate (17) is rotatably connected with the roller (14).
5. The high-precision car-type gas heat treatment furnace according to claim 1, wherein: the left side and the right side of the first bottom fireproof bearing layer (18) are right angles, a plurality of fixing grooves are distributed on the right angle surface, and sealing elements (16) are clamped in the fixing grooves.
6. The high-precision car-type gas heat treatment furnace according to claim 5, wherein: the sealing element (16) on be equipped with the cylinder that the fixed slot matches, the upside of sealing element (16) is equipped with the boss, one side that sealing element (16) faced furnace lining (3) is equipped with the inclined plane to the downside slope, the inboard of furnace lining (3) is equipped with assorted joint piece.
7. The high-precision car-type gas heat treatment furnace according to claim 5, wherein: a through hole is arranged in the sealing element (16), and the two ends of the through hole are connected with a porous sealing cover.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021200267.2U CN212560350U (en) | 2020-06-25 | 2020-06-25 | High-precision trolley type gas heat treatment furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021200267.2U CN212560350U (en) | 2020-06-25 | 2020-06-25 | High-precision trolley type gas heat treatment furnace |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212560350U true CN212560350U (en) | 2021-02-19 |
Family
ID=74613740
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021200267.2U Expired - Fee Related CN212560350U (en) | 2020-06-25 | 2020-06-25 | High-precision trolley type gas heat treatment furnace |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212560350U (en) |
-
2020
- 2020-06-25 CN CN202021200267.2U patent/CN212560350U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| 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: 20210219 |