CN212174992U - Closed quenching device of bottom charging furnace of heat treatment production line - Google Patents
Closed quenching device of bottom charging furnace of heat treatment production line Download PDFInfo
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- CN212174992U CN212174992U CN202020743917.1U CN202020743917U CN212174992U CN 212174992 U CN212174992 U CN 212174992U CN 202020743917 U CN202020743917 U CN 202020743917U CN 212174992 U CN212174992 U CN 212174992U
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Abstract
The utility model relates to a heat treatment production line bottom charging furnace closed quenching device, including heating furnace, pit space and quenching oil groove, still include horizontal migration furnace gate, stove bottom seal chamber, lift sealed bucket and oil smoke filter mechanism, the horizontal migration furnace gate sets up in the heating furnace bottom, the stove bottom seal chamber sets up outside around the horizontal migration furnace gate, and stove bottom seal chamber lower extreme corresponds heating furnace fire door position below and is provided with the quenching discharge gate, and the lift sealed bucket sets up in the quenching discharge gate below the stove bottom seal chamber, and the input of oil smoke filter mechanism is linked together with stove bottom seal chamber; through this technical scheme, adopt the horizontal migration furnace gate to set up stove bottom seal chamber in the furnace body room portion outside, stove bottom seal chamber is linked together with the filter equipment that discharges fume, is provided with the charging deck cover letter in the oil groove, realizes the butt joint with stove bottom seal chamber through the sealed bucket of lift sealed during operation and seals, thereby has effectively realized the filtration emission of quenching oil smoke.
Description
Technical Field
The utility model relates to a heat treatment production line bottom charging furnace, in particular to a heat treatment production line bottom charging furnace closed quenching device.
Background
The quenching of the existing large-scale bottom charging furnace is generally open-type quenching, and quenching oil fume is discharged to a workshop to pollute the environment.
SUMMERY OF THE UTILITY MODEL
In view of this, the main object of the utility model is to provide a closed guenching unit of heat treatment production line bottom charging furnace, through this technical scheme, adopt the horizontal migration furnace gate to set up the sealed chamber of stove bottom outside the furnace body room portion, the sealed chamber of stove bottom is linked together with the filter mechanism that discharges fume, is provided with the charging platform cover letter in the oil groove, and it is sealed to realize the butt joint with the sealed chamber of stove bottom through the sealed bucket that goes up and down at the during operation, thereby has effectively realized the filtration emission of quenching oil smoke.
In order to achieve the above purpose, the technical solution of the present invention is realized as follows: the utility model provides a closed guenching unit of heat treatment production line bottom charge furnace, includes heating furnace, pit space and quenching oil groove, the heating furnace is at subaerial horizontal migration, and the quenching oil groove sets up in the pit, still includes horizontal migration furnace gate, stove bottom seal chamber, lift seal bucket and oil smoke filter mechanism, the horizontal migration furnace gate sets up in the heating furnace bottom, the outside around the horizontal migration furnace gate is set up to stove bottom seal chamber, and stove bottom seal chamber upper end fixed seal connects on the heating furnace, and stove bottom seal chamber lower extreme corresponds heating furnace fire door position below and is provided with the quenching discharge gate, and the lift seal bucket sets up in the quenching discharge gate below of stove bottom seal chamber, and the lift seal bucket lower extreme stretches into in the quenching oil groove, and oil smoke filter mechanism's input is linked together.
As a further technical scheme, the horizontal moving furnace door consists of a furnace door, a furnace door bracket, a furnace door supporting plate, a driving shaft, a driving chain, parallel connecting rods and a limiting bearing, wherein the furnace door bracket is horizontally and fixedly arranged in a furnace bottom sealing cavity, the furnace door supporting plate is arranged on the furnace door bracket through rolling wheels, the furnace door is arranged above the furnace door supporting plate, and two ends of the parallel connecting rods are respectively hinged with the furnace door supporting plate and the furnace door; the driving shafts are fixed on two sides of the furnace door bracket, the driving chains are sleeved on the two driving shafts, and the driving chains are connected with the furnace door bracket; the limit bearing is arranged at the limit position of the advancing direction of the oven door.
As a further technical scheme, the quenching device further comprises a lifting cylinder, wherein a plurality of lifting cylinders are respectively arranged on the top of the quenching oil tank, and the movable ends of the lifting cylinders are respectively connected with the lifting sealing barrel.
As a further technical scheme, the furnace bottom sealing device further comprises cooling water cavities, and the cooling water cavities are respectively arranged on the outer side surface of the furnace bottom sealing cavity.
The beneficial effect after adopting above-mentioned technical scheme is: the utility model provides a closed guenching unit of heat treatment production line bottom charge furnace, through this technical scheme, adopts the horizontal migration furnace gate to set up stove bottom seal chamber outside furnace body room portion, stove bottom seal chamber is linked together with the filtering mechanism that discharges fume, is provided with the charging platform cover letter in the oil groove, realizes the butt joint with stove bottom seal chamber through the sealed bucket of lift realization at the during operation and seals, thereby has effectively realized the filtration emission of quenching oil smoke.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention.
Fig. 2 is a schematic structural view of the middle horizontal moving oven door of the present invention.
In the figure, 1 heating furnace, 2 pit, 3 quenching oil groove, 4 horizontal moving furnace door, 5 furnace bottom sealing cavity, 6 lifting sealing barrel, 7 oil smoke filtering mechanism, 8 quenching discharge port, 9 furnace door, 10 furnace door bracket, 11 furnace door supporting plate, 12 driving shaft, 13 driving chain, 14 parallel connecting rod, 15 limit bearing, 16 lifting cylinder and 17 cooling water cavity.
Detailed Description
The following description will explain embodiments of the present invention in further detail with reference to the accompanying drawings.
As shown in fig. 1 and 2. The utility model relates to a closed quenching device of a bottom charging furnace of a heat treatment production line, which comprises a heating furnace 1, a pit 2 and a quenching oil groove 3, the heating furnace 1 horizontally moves on the ground, the quenching oil groove 3 is arranged in the pit 2, the heating furnace also comprises a horizontally moving furnace door 4, a furnace bottom sealing cavity 5, a lifting sealing barrel 6 and an oil smoke filtering mechanism 7, the horizontal migration furnace gate 4 sets up in 1 bottom of heating furnace, stove bottom seal chamber 5 sets up the outside around horizontal migration furnace gate 4, and 5 upper ends fixed seal in stove bottom seal chamber are connected on heating furnace 1, and 5 lower extremes in stove bottom seal chamber correspond 1 furnace mouth position below of heating furnace and are provided with quenching discharge gate 8, and lift seal bucket 6 sets up in 8 below the quenching discharge gate in stove bottom seal chamber 5, and 6 lower extremes in lift seal bucket stretch into quenching oil groove 3, and the input and the stove bottom seal chamber 5 of oil smoke filter mechanism 7 are linked together.
As a further embodiment, the horizontally moving oven door 4 is composed of an oven door 9, an oven door bracket 10, an oven door supporting plate 11, a driving shaft 12, a driving chain 13, parallel connecting rods 14 and a limit bearing 15, the oven door bracket 10 is horizontally and fixedly arranged in the oven bottom sealed cavity 5, the oven door supporting plate 11 is arranged on the oven door bracket 10 through rolling wheels, the oven door 9 is arranged above the oven door supporting plate 11, and two ends of the parallel connecting rods 14 are respectively hinged with the oven door supporting plate 11 and the oven door 9; the driving shafts 12 are fixed on two sides of the oven door bracket 10, the driving chains 13 are sleeved on the two driving shafts 12, and the driving chains 13 are connected with the oven door supporting plate 11; the limit bearing 15 is arranged at a limit position in the advancing direction of the oven door 9.
As a further embodiment, the quenching device further comprises a lifting cylinder 16, wherein a plurality of lifting cylinders 16 are respectively arranged on the top of the quenching oil tank 3, and the movable ends of the lifting cylinders 16 are respectively connected with the lifting sealing barrel 6.
As a further embodiment, the furnace hearth sealing cavity structure further comprises a cooling water cavity 17, and a plurality of cooling water cavities 17 are respectively arranged on the outer side surface of the furnace hearth sealing cavity 5.
The utility model discloses at the during operation, after the work piece of being processed gets into heating furnace 1, in horizontal migration furnace gate 4, the motor drives drive shaft 12 and drive chain 13 and moves, furnace gate layer board 11 moves to heating furnace 1 fire door position on furnace gate bracket 10, and furnace gate 9 lateral wall supports and presses on spacing bearing 15, and furnace gate 9 stops advancing, and furnace gate layer board 11 continues to move forward, and parallel connecting rod 14 rotates to vertical direction by the slope to make furnace gate 9 upwards tightly support and press on heating furnace 1 fire door; after the processed workpiece is heated, the lifting sealing barrel 6 is upwards lifted and pressed on a quenching discharge hole 8 of the furnace bottom sealing cavity 5 under the action of the lifting cylinder 16, the horizontally moving furnace door 4 is opened, the processed workpiece downwards moves into the quenching oil groove 3 to be quenched, generated oil smoke is discharged into the oil smoke filtering mechanism 7 from the furnace bottom sealing cavity 5 to be treated and discharged under the work of the oil smoke filtering mechanism 7, after the quenching work of the processed workpiece is finished, the lifting cylinder 16 drives the lifting sealing barrel 6 to descend to be separated from the furnace bottom sealing cavity 5, the heating furnace 1 moves to a charging station to be charged, and the quenched processed workpiece is lifted away by a travelling crane to be subsequently treated.
The utility model discloses well oil smoke filtering mechanism 7 is prior art, no longer gives details here.
The utility model discloses well cooling water cavity 17 sets up respectively on sealed chamber 5 of stove bottom, can the effectual surface temperature who reduces sealed chamber 5 of stove bottom to the life in the sealed chamber 5 of extension stove bottom.
The above description is only a preferred and practical embodiment of the present invention, and is not intended to limit the scope of the present invention.
Claims (4)
1. The utility model provides a closed guenching unit of heat treatment production line bottom charge furnace, includes heating furnace, pit and quenching oil groove, the heating furnace is at subaerial horizontal migration, and the quenching oil groove sets up in the pit, and its characterized in that still includes horizontal migration furnace gate, stove bottom seal chamber, lift seal bucket and oil smoke filter mechanism, the horizontal migration furnace gate sets up in the heating furnace bottom, outside around the horizontal migration furnace gate is set up to stove bottom seal chamber, and stove bottom seal chamber upper end fixed seal connects on the heating furnace, and stove bottom seal chamber lower extreme corresponds heating furnace mouth position below and is provided with the quenching discharge gate, and the lift seal bucket sets up in the quenching discharge gate below of stove bottom seal chamber, and lift seal bucket lower extreme stretches into in the quenching oil groove, and oil smoke filter mechanism's input is linked together with stove.
2. The closed quenching device of the bottom charging furnace of the heat treatment production line according to claim 1, wherein the horizontally moving furnace door is composed of a furnace door, a furnace door bracket, a furnace door supporting plate, a driving shaft, a driving chain, parallel connecting rods and a limit bearing, the furnace door bracket is horizontally and fixedly arranged in the furnace bottom sealed cavity, the furnace door supporting plate is arranged on the furnace door bracket through rolling wheels, the furnace door is arranged above the furnace door supporting plate, and two ends of the plurality of parallel connecting rods are respectively hinged with the furnace door supporting plate and the furnace door; the driving shafts are fixed on two sides of the furnace door bracket, the driving chains are sleeved on the two driving shafts, and the driving chains are connected with the furnace door bracket; the limit bearing is arranged at the limit position of the advancing direction of the oven door.
3. The closed quenching device of the bottom charging furnace of the heat treatment production line as claimed in claim 1, further comprising a plurality of lifting cylinders respectively disposed on the top of the quenching oil tank, the movable ends of the lifting cylinders being respectively connected to the lifting sealing barrels.
4. The closed quenching device of the bottom charging furnace of the heat treatment production line as claimed in claim 1, further comprising cooling water cavities respectively disposed on the outer side surfaces of the bottom sealed cavities.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020743917.1U CN212174992U (en) | 2020-05-08 | 2020-05-08 | Closed quenching device of bottom charging furnace of heat treatment production line |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020743917.1U CN212174992U (en) | 2020-05-08 | 2020-05-08 | Closed quenching device of bottom charging furnace of heat treatment production line |
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| CN212174992U true CN212174992U (en) | 2020-12-18 |
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| CN202020743917.1U Active CN212174992U (en) | 2020-05-08 | 2020-05-08 | Closed quenching device of bottom charging furnace of heat treatment production line |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113234902A (en) * | 2021-06-04 | 2021-08-10 | 中国航发北京航空材料研究院 | Automatic quenching device and method for nickel-based powder superalloy disc |
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2020
- 2020-05-08 CN CN202020743917.1U patent/CN212174992U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113234902A (en) * | 2021-06-04 | 2021-08-10 | 中国航发北京航空材料研究院 | Automatic quenching device and method for nickel-based powder superalloy disc |
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