CN207877799U - A kind of waste heat recovery plant of tempering furnace - Google Patents
A kind of waste heat recovery plant of tempering furnace Download PDFInfo
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- CN207877799U CN207877799U CN201721165144.8U CN201721165144U CN207877799U CN 207877799 U CN207877799 U CN 207877799U CN 201721165144 U CN201721165144 U CN 201721165144U CN 207877799 U CN207877799 U CN 207877799U
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- space
- supporting plate
- furnace body
- heat recovery
- waste heat
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Abstract
The utility model provides a kind of waste heat recovery plant of tempering furnace, including furnace body, it is disposed with supporting plate in the inner horizontal of furnace body, the front and back walls of supporting plate and furnace interior are tightly connected, to which furnace body is separated into upper space and lower layer space, all there is certain distance between supporting plate and the two side walls of furnace body；Upper space includes partition board, and one end of partition board seals against on supporting plate, and the other end seals against in the inner top wall and front and back walls of furnace body, to which upper space is separated into leftward space and rightward space；Hot wind generating means are configured in the leftward space of upper space, and wind turbine is provided in rightward space for exhausting；It is provided with suspension arrangement below supporting plate, for hanging workpiece, heating device is additionally provided in lower layer space, the hot wind of extraction, which enters further into Waste Heat Recovery System, to recover energy.The utility model can provide the thermal efficiency of tempering furnace.
Description
Technical field
The utility model is related to a kind of Waste Heat Recoveries of Equipment for Heating Processing, more particularly, to a kind of Waste Heat Recovery of tempering furnace
Device.
Background technology
Tempering is the conventional treatment project in heat treatment, and usually workpiece is placed in tempering furnace and is kept the temperature.Tempering furnace has
There are the types such as heating furnace, hot-blast stove.
For hot-blast stove in the prior art, usually only tool there are one air inlet and an air outlet, in this way in air inlet and
The temperature suffered by workpiece between air outlet is non-uniform, and it is lower to separate out the remoter temperature in air port.However hot-blast outlet
Other temperature are still considerable, efficiently use this portion of energy, and the efficiency of tempering furnace can be made to get a promotion.
Utility model content
In order to solve the problems in the existing technology, the utility model thus provides a kind of Waste Heat Recovery of tempering furnace
Device, the tempering furnace include furnace body, and supporting plate is disposed in the inner horizontal of furnace body, supporting plate and furnace interior it is forward and backward
Wall is tightly connected, and to which furnace body is separated into upper space and lower layer space, is all had between supporting plate and the two side walls of furnace body
There is certain distance；Upper space includes partition board, and one end of partition board seals against on supporting plate, and the other end seals against
In the inner top wall and front and back walls of furnace body, to which upper space is separated into leftward space and rightward space；In upper layer sky
Between leftward space in configure hot wind generating means, wind turbine is provided in rightward space for exhausting；In the lower section of supporting plate
It is provided with suspension arrangement, for hanging workpiece, heating device is additionally provided in lower layer space；The hot wind of extraction travels further into
To recovering energy in lung heat recovery system, the Waste Heat Recovery System includes evaporator, expanding machine, working medium pump, condenser,
The Waste Heat Recovery System is organic rankine cycle system, and interior circulation has refrigeration working medium.
Further, for hot wind with row to air after evaporator heat exchange, working medium becomes high after being absorbed heat in evaporator
Warm high pressure gas carries out cold subsequently into low temperature low pressure gas is become after carrying out expansion work in expansion in entering condenser
The liquid for low-pressure low-temperature is coagulated, is finally pumped into evaporator by working medium pump and carries out subsequent cycle.
Particularly, expanding machine is followed by generator, for generating electricity.
Further, the heating device be arranged the bottom that furnace body is fixed in the centre of multiple workpiece and supporting plate it
Between.
Particularly, the bottom of furnace body is provided with polylith wind deflector, wind deflector is inclined plane shape, and the inclined-plane is along air-flow
Direction increase.
The utility model uses intermediate heating device so that workpiece can be heated to be more uniformly distributed with heat stepwise, using wind-guiding
Device so that the flowing of hot wind is more smoothly, carries out recuperation of heat to hot wind using Organic Rankine Cycle, greatly improves regenerative furnace
Capacity usage ratio.
Description of the drawings
When considered in conjunction with the accompanying drawings, it can be good at understanding the structure, principle, work of the utility model with reference to following description
Make features and advantages, but attached drawing described herein as is used for that the utility model is explained further, accompanying schematic figure is intended merely to
Preferably the utility model is illustrated, improper restriction is not constituted to the utility model, wherein：
Fig. 1 is the structural schematic diagram of the supplementary heating type tempering furnace of the utility model;
Fig. 2 is the system schematic of the waste heat recovery plant in Fig. 1.
Specific implementation mode
With reference to example and attached drawing, the utility model will be further described, it is noted that following embodiment
It is only schematical, it is not intended to limitation the utility model.
With reference to figure 1, the supplementary heating type tempering furnace of the utility model includes furnace body 1, is disposed in the inner horizontal of furnace body 1
Supporting plate 5, supporting plate 5 are tightly connected with the front and back walls inside furnace body 1, to which furnace body 1 is separated into upper space 11 and lower layer
Space 12 all has certain distance between supporting plate 5 and the two side walls of furnace body 1.Upper space includes partition board 6, partition board 6
One end seal against on supporting plate, the other end seals against in the inner top wall and front and back walls of furnace body 1, to
Upper space is separated into leftward space and rightward space.
Sidewall horizontal of the supporting plate 5 from partition board 6 to furnace body extends, and certain distance is kept between the inner wall of furnace body,
To limit wind inlet channel 112 between leftward space and lower layer space 12.And it is provided with wind turbine 7 in rightward space and is used for
Exhausting.
The lower section of supporting plate 5 is provided with suspension arrangement, for hanging workpiece 4, the bottom of furnace body 1 is provided with polylith and leads
Aerofoil 8, wind deflector 8 is inclined plane shape, and the inclined-plane is increased along the direction of air-flow.
As a result, when hot wind impacts the bottom of tempering furnace 1, due to the presence of wind deflector, air-flow will rise, and impact workpiece
4, workpiece is heated.
Hot wind generating means 2 are configured in the leftward space of upper space 11.
Heating device 3 is additionally provided in lower layer space, heating device 3 is arranged in the centre of multiple workpiece 4, is fixed on stove
Between the bottom and supporting plate 5 of body 1.Hot wind is sent out from hot wind generating means 2 as a result, by air duct 112 on the left of lower layer space
Workpiece heated, then by heating device 3 carry out warming temperature after, continue the work in the rightward space to lower layer space
Part is heated, and then the air duct between partition board and tempering furnace is extracted out by wind turbine 7.
The hot wind of extraction is entered further into lung heat recovery system 9 and is recovered energy.
The Waste Heat Recovery System includes evaporator 91, expanding machine 92, working medium pump 93, condenser 94, the Waste Heat Recovery system
System is organic rankine cycle system, after interior circulation has refrigeration working medium, hot wind to exchange heat with evaporator 91 in row to air.Working medium exists
Become high temperature and high pressure gas after being absorbed heat in evaporator 91, it is low subsequently into low temperature is become after progress expansion work in expansion 92
It calms the anger body, carries out the liquid for being condensed into low-pressure low-temperature in entering condenser 94, evaporator 91 is finally pumped by working medium pump 93
Middle carry out subsequent cycle.
Expanding machine is followed by generator 95, for generating electricity.
The utility model uses the reason of intermediate heating device so that and workpiece can be heated to be more uniformly distributed with heat stepwise,
Recuperation of heat is carried out to hot wind using Organic Rankine Cycle, greatly improves the capacity usage ratio of regenerative furnace.
Although having been combined embodiment to be described in detail the utility model, those skilled in the art should
Be appreciated that, the utility model is not limited only to specific embodiment, on the contrary, without departing from the application spirit and essence it is various
It corrects, deforms and replace among all falling within the protection domain of the application.
Claims (5)
1. a kind of waste heat recovery plant of tempering furnace, it is characterised in that:Tempering furnace includes furnace body, is arranged in the inner horizontal of furnace body
There are supporting plate, the front and back walls sealed connection of supporting plate and furnace interior, to which furnace body is separated into upper space and lower layer's sky
Between, all there is certain distance between supporting plate and the two side walls of furnace body；Upper space includes partition board, one end sealing of partition board
Ground is resisted against on supporting plate, and the other end seals against in the inner top wall and front and back walls of furnace body, thus by upper space
It is separated into leftward space and rightward space；Hot wind generating means are configured in the leftward space of upper space, in rightward space
Wind turbine is provided with for exhausting；It is provided with suspension arrangement below supporting plate, for hanging workpiece, is also set in lower layer space
It is equipped with heating device；The hot wind of extraction is entered further into lung heat recovery system and is recovered energy, the Waste Heat Recovery system
System includes evaporator, and expanding machine, working medium pump, condenser, which is organic rankine cycle system, and interior circulation has
Refrigeration working medium.
2. a kind of waste heat recovery plant of tempering furnace according to claim 1, which is characterized in that hot wind and evaporator heat exchange
After arrange in air, working medium becomes high temperature and high pressure gas after being absorbed heat in evaporator, subsequently into being expanded in expansion
Become low temperature low pressure gas after acting, carries out the liquid for being condensed into low-pressure low-temperature in entering condenser, finally pumped by working medium pump
It is sent in evaporator and carries out subsequent cycle.
3. a kind of waste heat recovery plant of tempering furnace according to claim 2, which is characterized in that expanding machine is followed by hair
Motor, for generating electricity.
4. a kind of waste heat recovery plant of tempering furnace according to claim 3, which is characterized in that the heating device setting
In the centre of multiple workpiece, it is fixed between the bottom of furnace body and supporting plate.
5. a kind of waste heat recovery plant of tempering furnace according to claim 4, which is characterized in that be arranged in the bottom of furnace body
It is inclined plane shape to have polylith wind deflector, wind deflector, and the inclined-plane is increased along the direction of air-flow.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721165144.8U CN207877799U (en) | 2017-09-12 | 2017-09-12 | A kind of waste heat recovery plant of tempering furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721165144.8U CN207877799U (en) | 2017-09-12 | 2017-09-12 | A kind of waste heat recovery plant of tempering furnace |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207877799U true CN207877799U (en) | 2018-09-18 |
Family
ID=63500174
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721165144.8U Expired - Fee Related CN207877799U (en) | 2017-09-12 | 2017-09-12 | A kind of waste heat recovery plant of tempering furnace |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207877799U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107400763A (en) * | 2017-09-12 | 2017-11-28 | 柳州市隆兴模具技术有限公司 | A kind of waste heat recovery plant of tempering furnace |
-
2017
- 2017-09-12 CN CN201721165144.8U patent/CN207877799U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107400763A (en) * | 2017-09-12 | 2017-11-28 | 柳州市隆兴模具技术有限公司 | A kind of waste heat recovery plant of tempering furnace |
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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: 20180918 Termination date: 20190912 |