CN214782028U - Heat treatment furnace - Google Patents
Heat treatment furnace Download PDFInfo
- Publication number
- CN214782028U CN214782028U CN202121225672.4U CN202121225672U CN214782028U CN 214782028 U CN214782028 U CN 214782028U CN 202121225672 U CN202121225672 U CN 202121225672U CN 214782028 U CN214782028 U CN 214782028U
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- Prior art keywords
- heat treatment
- furnace body
- furnace
- wall
- installation
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- 238000010438 heat treatment Methods 0.000 title claims abstract description 63
- 238000004321 preservation Methods 0.000 claims abstract description 39
- 238000005485 electric heating Methods 0.000 claims abstract description 11
- 238000009434 installation Methods 0.000 claims description 59
- 229920000742 Cotton Polymers 0.000 claims description 32
- 238000007789 sealing Methods 0.000 claims description 8
- 230000006978 adaptation Effects 0.000 claims description 3
- 238000009413 insulation Methods 0.000 claims description 3
- 230000000694 effects Effects 0.000 description 8
- 230000006378 damage Effects 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 238000001125 extrusion Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 238000007669 thermal treatment Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000004381 surface treatment Methods 0.000 description 1
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- Furnace Housings, Linings, Walls, And Ceilings (AREA)
- Tunnel Furnaces (AREA)
Abstract
The utility model relates to a heat treatment furnace, including furnace body, furnace gate, be equipped with heat treatment chamber in the furnace body, the heat treatment chamber bottom surface is equipped with the rack, be equipped with electric heating pipe around the rack, be equipped with the heat preservation on the furnace body inner wall, the rack top is equipped with the guide duct, the furnace body outside is equipped with the booster, extend to in the heat treatment chamber after the inlet end of booster runs through the furnace body outer wall, the end of giving vent to anger of booster runs through the furnace body outer wall back and the guide duct intercommunication, the interval is equipped with a plurality of air outlet on the guide duct, compare with prior art, the utility model discloses it is effectual to keep warm, and heating process is stable, and use cost is low.
Description
Technical Field
The utility model relates to a heat treatment furnace.
Background
The heat treatment furnace is a general name of industrial furnaces for performing various metal heat treatments on metal workpieces, and the heat treatment furnace is required to be used for performing heat treatment on components of the valve in the production process of the valve, but the conventional heat treatment furnace has the following problems: 1. the heat preservation effect of the heat treatment furnace is poor, and heat is easy to lose, so that the energy consumption of heat treatment in one period is high; 2. traditional heat treatment furnace drives the air flow through inside wind wheel that sets up, but the wind wheel can take place deformation under high temperature state, influences heat treatment process and improves use cost.
SUMMERY OF THE UTILITY MODEL
Aiming at the defects existing in the prior art, the utility model aims to provide a heat treatment furnace with good heat preservation effect, stable heating process and low use cost.
The technical scheme of the utility model is realized like this: the utility model provides a heat treatment furnace, includes furnace body, furnace gate, be equipped with the heat treatment chamber in the furnace body, its characterized in that: the bottom surface of the heat treatment chamber is provided with a placing rack, the electric heating pipes are arranged around the placing rack, the inner wall of the furnace body is provided with a heat preservation layer, an air guide pipe is arranged above the placing rack, a supercharger is arranged outside the furnace body, the air inlet end of the supercharger penetrates through the outer wall of the furnace body and then extends into the heat treatment chamber, the air outlet end of the supercharger penetrates through the outer wall of the furnace body and then is communicated with the air guide pipe, and a plurality of air outlets are formed in the air guide pipe at intervals.
By adopting the technical scheme, the furnace door is arranged on the side wall of the furnace body and is used for opening or closing the heat treatment chamber, the bottom surface of the placing frame is fixed on the bottom surface of the heat treatment chamber, the placing frame is used for placing a workpiece to be heat-treated, the electric heating pipe is fixed on the periphery of the placing frame through the Y-shaped bracket, the Y-shaped bracket is fixed on the inner wall of the furnace body, the electric heating pipes are provided with a plurality of electric heating pipes which are distributed at intervals around the placing frame, the electric heating pipes are used for heating air in the heat treatment chamber, the inner wall of the furnace body is provided with the heat preservation layer which can slow down the heat loss speed and improve the heat preservation effect in the furnace body, the air guide pipe is horizontally arranged above the placing frame, under the action of the supercharger, hot air in the heat treatment chamber is pumped out by the air inlet end on the supercharger and then is transmitted into the air guide pipe through the air outlet end on the supercharger and is sprayed out through the air outlet on the air guide pipe, so as to realize the air flow in the heat treatment chamber, the air outlet has a plurality ofly and sets up along guide duct length direction interval, makes the flow of the indoor hot-air of heat treatment more even, and the booster is established outside the furnace body, can not receive high temperature to influence, and the thermal treatment process is stable, long service life, and use cost is low.
The utility model discloses further set up to: the heat preservation mainly forms by the concatenation of a plurality of cotton layer that keeps warm, be equipped with the installation fixture block on the cotton layer lateral wall that keeps warm, be equipped with the installation draw-in groove with installation fixture block looks adaptation on the furnace body inner wall, the installation fixture block is mutually supported with the installation draw-in groove and is fixed the cotton layer that keeps warm on the furnace body inner wall.
Through adopting above-mentioned technical scheme, the cotton layer of a plurality of heat preservation splices in proper order and forms the heat preservation, and two adjacent cotton layer lateral walls that keep warm laminate each other, and the cotton layer that keeps warm is connected on the furnace body inner wall through installation fixture block and installation draw-in groove's cooperation buckle, and when the cotton layer damage of heat preservation can't use like this, the cotton layer of heat preservation that can renew has prolonged heat treatment furnace's life, and when the cotton layer part of heat preservation destroys, only need change corresponding cotton layer of heat preservation can simultaneously, reduced the cost of maintenance.
The utility model discloses preferred is: each heat preservation cotton layer is provided with at least two mounting fixture blocks.
Through adopting above-mentioned technical scheme, in order to guarantee the stability of the cotton layer of heat preservation and the installation of furnace body inner wall, the installation fixture block sets up two at least, and sets up the both sides at the same lateral wall in the cotton layer of heat preservation respectively.
The utility model discloses further set up to: the installation clamping groove is T-shaped, the installation clamping block is also T-shaped, and the installation clamping block is a flexible block.
Through adopting above-mentioned technical scheme, installation clamping groove and installation fixture block all are the T type, and the installation fixture block has the flexibility, when the installation, during the extrusion installation fixture block both sides wall and will install the fixture block and insert installation clamping groove, when the installation fixture block gets into installation clamping groove completely, the both sides of installation fixture block can pop out to both sides, make installation fixture block lock in installation clamping groove, simple to operate.
The utility model discloses preferred is: one side of the mounting clamping block close to the mounting clamping groove is conical or arc-shaped.
Through adopting above-mentioned technical scheme, in order to make installation fixture block can block into the installation draw-in groove more easily, will install the lateral wall design into taper type or arc type that the fixture block is close to installation draw-in groove one side.
The utility model discloses further set up to: a plurality of through holes are formed in the placing frame at intervals and penetrate through the upper surface and the lower surface of the placing frame.
Through adopting above-mentioned technical scheme, set up the through-hole that runs through on the rack, when hot-air flows in heat treatment chamber, also can pass from the rack through-hole that runs through, increased the space that hot-air flows, simultaneously at heat treatment chamber, hot-air can follow the rack below and pass through-hole and work piece bottom surface contact, and heat treatment effect is better.
The utility model discloses further set up to: the air outlet faces the placing frame.
By adopting the technical scheme, in order to enable the hot air to be in contact with the surface of the workpiece to the maximum extent, the air outlet faces the placing rack, and the length of the air guide pipe can be longer than that of the placing rack properly.
The utility model discloses further set up to: and a sealing strip is arranged between the furnace door and the furnace body.
Through adopting above-mentioned technical scheme, in order to guarantee good leakproofness, set up the sealing strip in the junction of furnace gate and furnace body, also can promote the indoor heat preservation effect of thermal treatment simultaneously.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.
Fig. 1 is a schematic view of an external structure of an embodiment of the present invention.
Fig. 2 is a schematic view of the internal structure of the embodiment of the present invention.
Fig. 3 is a schematic view of the structure of the heat-insulating cotton layer in the embodiment of the present invention.
Fig. 4 is a schematic structural view of the arc-shaped mounting block of the embodiment of the present invention.
Fig. 5 is a schematic view of the installation fixture block in the embodiment of the present invention in a tapered structure.
Fig. 6 is a schematic view of the structure of the installation position of the sealing strip in the embodiment of the present invention.
The labels in the figures are:
1-furnace body, 2-furnace door, 3-heat treatment chamber, 4-placing rack, 5-electric heating tube, 6-heat preservation cotton layer, 7-air guide tube, 8-supercharger, 9-air outlet, 10-installation clamping groove, 11-installation clamping block, 12-through hole and 13-sealing strip.
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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
As shown in fig. 1-2, the utility model discloses a heat treatment furnace, including furnace body 1, furnace gate 2, be equipped with heat treatment chamber 3 in the furnace body 1 in the embodiment of the utility model: the bottom surface of the heat treatment chamber 3 is provided with a placing frame 4, electric heating pipes 5 are arranged around the placing frame 4, a heat preservation layer is arranged on the inner wall of the furnace body 1, an air guide pipe 7 is arranged above the placing frame 4, a supercharger 8 is arranged outside the furnace body 1, the air inlet end of the supercharger 8 penetrates through the outer wall of the furnace body 1 and then extends into the heat treatment chamber 3, the air outlet end of the supercharger 8 penetrates through the outer wall of the furnace body 1 and then is communicated with the air guide pipe 7, and a plurality of air outlets 9 are arranged on the air guide pipe 7 at intervals.
By adopting the technical scheme, the furnace door 2 is arranged on the side wall of the furnace body 1 and is used for opening or closing the heat treatment chamber 3, the bottom surface of the placing frame 4 is fixed on the bottom surface of the heat treatment chamber 3, the placing frame 4 is used for placing a workpiece to be heat-treated, the electric heating pipe 5 is fixed on the periphery of the placing frame 4 through the Y-shaped bracket, the Y-shaped bracket is fixed on the inner wall of the furnace body 1, the electric heating pipes 5 are distributed at intervals around the placing frame 4 and are used for heating the air in the heat treatment chamber 3, the inner wall of the furnace body 1 is provided with the heat preservation layer which can slow down the heat loss speed and improve the heat preservation effect in the furnace body 1, the air guide pipe 7 is horizontally arranged above the placing frame 4, under the action of the supercharger 8, the hot air in the heat treatment chamber 3 is pumped out by the air inlet end on the supercharger 8 and then is transmitted to the air guide pipe 7 through the air outlet end on the supercharger 8, and the air is sprayed out through the air outlet 9 on the air guide pipe 7 to realize the air flow in the heat treatment chamber 3, the air outlets 9 are provided with a plurality of air outlets and are arranged at intervals along the length direction of the air guide pipe 7, so that the flow of hot air in the heat treatment chamber 3 is more uniform, the supercharger 8 is arranged outside the furnace body 1 and cannot be influenced by high temperature, the heat treatment process is stable, the service life is long, and the use cost is low.
In the embodiment of the present invention: the heat preservation mainly forms by the concatenation of a plurality of heat preservation cotton layer 6, be equipped with installation fixture block 11 on the cotton layer 6 one side lateral wall that keeps warm, be equipped with on the inner wall of furnace body 1 with the installation fixture block 11 looks adaptation installation draw-in groove 10, installation fixture block 11 and installation draw-in groove 10 mutually support fix heat preservation cotton layer 6 on the inner wall of furnace body 1.
Through adopting above-mentioned technical scheme, the cotton layer 6 of a plurality of heat preservation splices in proper order and forms the heat preservation, the cotton layer 6 lateral walls of two adjacent heat preservation laminate each other, the cotton layer 6 of heat preservation is connected on 1 inner wall of furnace body through the cooperation buckle of installation fixture block 11 and installation slot 10, like this when the cotton layer 6 damage of heat preservation is unable to use, the cotton layer 6 of heat preservation that can update, the life of heat treatment furnace has been prolonged, simultaneously when the cotton layer 6 local destruction of heat preservation, only need change corresponding cotton layer 6 of heat preservation can, the cost of maintenance is reduced.
As shown in fig. 3, in a preferred embodiment of the present invention: at least two mounting fixture blocks 11 are arranged on each heat insulation cotton layer 6.
Through adopting above-mentioned technical scheme, in order to guarantee the stability of the cotton layer 6 of heat preservation and the installation of 1 inner wall of furnace body, installation fixture block 11 sets up two at least, and sets up the both sides at the same lateral wall of the cotton layer 6 of heat preservation respectively.
In the embodiment of the present invention: the mounting clamping groove 10 is T-shaped, the mounting clamping block 11 is also T-shaped, and the mounting clamping block 11 is a flexible block.
Through adopting above-mentioned technical scheme, installation clamping groove 10 and installation fixture block 11 all are the T type, and installation fixture block 11 has the flexibility, and when the installation, during 11 both sides walls of extrusion installation fixture block and will install fixture block 11 and insert installation clamping groove 10, when installation fixture block 11 got into installation clamping groove 10 completely, the both sides of installation fixture block 11 can pop out to both sides, make installation fixture block 11 lock in installation clamping groove 10, simple to operate.
As shown in fig. 4-5, in a preferred embodiment of the present invention: one side of the mounting clamping block 11 close to the mounting clamping groove 10 is conical or arc-shaped.
By adopting the technical scheme, in order to enable the installation clamping block 11 to be clamped into the installation clamping groove 10 more easily, the side wall of the installation clamping block 11 close to one side of the installation clamping groove 10 is designed into a conical shape or an arc shape.
In the embodiment of the present invention: a plurality of through holes 12 are formed in the placing frame 4 at intervals, and the through holes 12 penetrate through the upper surface and the lower surface of the placing frame 4.
Through adopting above-mentioned technical scheme, set up through-hole 12 on rack 4, when hot-air flows in heat treatment chamber 3, also can pass from rack 4 through-hole 12, increased the space that hot-air flows, at heat treatment chamber 3, hot-air can follow rack 4 below and pass through-hole 12 and contact with the work piece bottom surface, and heat treatment effect is better.
In the embodiment of the present invention: the air outlet 9 faces the placing frame 4.
By adopting the technical scheme, in order to enable the hot air to be in contact with the surface of the workpiece to the maximum extent, the air outlet 9 faces the placing rack 4, and the length of the air guide pipe 7 can be properly longer than that of the placing rack 4.
As shown in fig. 6, in a preferred embodiment of the present invention: and a sealing strip 13 is arranged between the furnace door 2 and the furnace body 1.
By adopting the technical scheme, in order to ensure good sealing performance, the sealing strip 13 is arranged at the joint of the furnace door 2 and the furnace body 1, and meanwhile, the heat insulation effect in the heat treatment chamber 3 can also be improved.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (8)
1. The utility model provides a heat treatment furnace, includes furnace body (1), furnace gate (2), be equipped with heat treatment chamber (3) in furnace body (1), its characterized in that: the bottom surface of the heat treatment chamber (3) is provided with a placing rack (4), electric heating pipes (5) are arranged around the placing rack (4), a heat preservation layer is arranged on the inner wall of the furnace body (1), an air guide pipe (7) is arranged above the placing rack (4), a supercharger (8) is arranged outside the furnace body (1), the air inlet end of the supercharger (8) penetrates through the outer wall of the furnace body (1) and then extends into the heat treatment chamber (3), the air outlet end of the supercharger (8) penetrates through the outer wall of the furnace body (1) and then is communicated with the air guide pipe (7), and a plurality of air outlets (9) are arranged on the air guide pipe (7) at intervals.
2. The heat treatment furnace according to claim 1, wherein: the heat preservation mainly forms by the concatenation of the cotton layer of a plurality of heat preservation (6), be equipped with installation fixture block (11) on the lateral wall of the cotton layer of heat preservation (6) one side, be equipped with on furnace body (1) inner wall with installation fixture block (11) looks adaptation installation draw-in groove (10), installation fixture block (11) and installation draw-in groove (10) mutually support fix the cotton layer of heat preservation (6) on furnace body (1) inner wall.
3. A heat treatment furnace according to claim 2, wherein: each heat insulation cotton layer (6) is at least provided with two mounting fixture blocks (11).
4. A heat treatment furnace according to claim 2, wherein: the mounting clamping groove (10) is T-shaped, the mounting clamping block (11) is also T-shaped, and the mounting clamping block (11) is a flexible block.
5. The heat treatment furnace according to claim 4, wherein: one side of the mounting clamping block (11) close to the mounting clamping groove (10) is conical or arc-shaped.
6. The heat treatment furnace according to claim 1, wherein: a plurality of through holes (12) are formed in the placing frame (4) at intervals, and the through holes (12) penetrate through the upper surface and the lower surface of the placing frame (4).
7. The heat treatment furnace according to claim 1, wherein: the air outlet (9) faces the placing rack (4).
8. The heat treatment furnace according to claim 1, wherein: and a sealing strip (13) is arranged between the furnace door (2) and the furnace body (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121225672.4U CN214782028U (en) | 2021-06-02 | 2021-06-02 | Heat treatment furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121225672.4U CN214782028U (en) | 2021-06-02 | 2021-06-02 | Heat treatment furnace |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214782028U true CN214782028U (en) | 2021-11-19 |
Family
ID=78700503
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121225672.4U Expired - Fee Related CN214782028U (en) | 2021-06-02 | 2021-06-02 | Heat treatment furnace |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214782028U (en) |
-
2021
- 2021-06-02 CN CN202121225672.4U patent/CN214782028U/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 |
Granted publication date: 20211119 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |