CN209043056U - Electroceramics kiln apparatus for reusing residual heat - Google Patents
Electroceramics kiln apparatus for reusing residual heat Download PDFInfo
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- CN209043056U CN209043056U CN201821755661.5U CN201821755661U CN209043056U CN 209043056 U CN209043056 U CN 209043056U CN 201821755661 U CN201821755661 U CN 201821755661U CN 209043056 U CN209043056 U CN 209043056U
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- gas
- heat exchanger
- kiln
- electroceramics
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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
- Y02P10/25—Process efficiency
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Abstract
The utility model relates to a kind of electroceramics kiln apparatus for reusing residual heat, it is related to electroceramics kiln technical field of auxiliary equipment, it aims to solve the problem that in electroceramics kiln sintering procedure, the problem of waste heat is not fully utilized in the flue gas that kiln is discharged, it includes electroceramics kiln and the admission line for being installed on electroceramics kiln side, electroceramics kiln side is equipped with the gas-gas heat exchanger and aqueous vapor heat exchanger passed sequentially through for flue gas, electroceramics kiln, exhaust pipe is provided through between gas-gas heat exchanger and aqueous vapor heat exchanger, gas-gas heat exchanger is provided with auxiliary air duct, the one end in auxiliary air duct is set to the outside of gas-gas heat exchanger, the other end passes through gas-gas heat exchanger and is passed through in electroceramics kiln, aqueous vapor heat exchanger side is equipped with for water tower, water supply line is connected with for water tower, water supply line is connected with heat preservation water storage device after passing through aqueous vapor heat exchanger.By the utilization of the waste heat to Electric Ceramics Kiln, the air that preheating is passed through in kiln uses water with firing metasomite, to reduce energy loss and improve the effect of the quality of product.
Description
Technical field
The utility model relates to electroceramics kiln technical field of auxiliary equipment, recycle and fill more particularly, to a kind of electroceramics kiln waste heat
It sets.
Background technique
The firing of electroceramics is one of important procedure in electroceramics manufacturing process, and electroceramics kiln is the kiln for electroceramics firing,
Electroceramics kiln is not only the critical equipment of electroceramics factory, while being also the main energy consumption equipment of electroceramics factory, the energy that kiln is consumed
Cost has accounted for the 20~25% of electroceramics total manufacturing cost, and over 20 years, the kiln and kiln furnitures of Electric Ceramics Kiln firing obtain great
Progress, and largely so that sintering process has been substantially carried out mechanization, automation using the gaseous fuel for meeting environmental protection requirement
It is controlled with microcomputer, sintering qualified rate steadily improves, and operating condition and production environment are greatly improved.
The general technical level in kiln field is promoted quickly in recent years, but cannot be neglected a problem is electroceramics firing
The complexity of technical process determines that the thermal efficiency of Electric Ceramics Kiln is in reduced levels.It is used for middle and high end electric porcelain insulator at this stage
The thermal efficiency of the periodic kilns the kiln of firing is only 17.94%, that is to say, that has the energy consumption more than 80% and is not used in the firing of product
It is upper and become various forms of heat loss, wherein the heat loss taken away by flue gas accounts for 49.7% again, in such kiln by
Heat loss caused by flue gas emission is maximum one of accounting in all kinds of heat loss.Currently, effective means realization will be not remaining yet
Heat utilization, so needing to develop a kind of effective residual-heat utilization technology.
Utility model content
The purpose of the utility model is to provide a kind of electroceramics kiln apparatus for reusing residual heat, it can fully utilize electroceramics kiln
The waste heat of furnace preheats the air being passed through in kiln, and uses water to firing in metasomite, is heated, to reduce
Energy loss promotes the temperature uniformity of electroceramics kiln, is able to improve the quality of product.
The above-mentioned purpose of the utility model has the technical scheme that a kind of electroceramics kiln waste heat recycles
Device including electroceramics kiln and is installed on the admission line of electroceramics kiln side, and electroceramics kiln neck side is equipped with successively to be led to for flue gas
The gas-gas heat exchanger and aqueous vapor heat exchanger crossed, are provided through exhaust between the electroceramics kiln, gas-gas heat exchanger and aqueous vapor heat exchanger
Pipeline is provided with auxiliary air duct across the gas-gas heat exchanger, and the one end in the auxiliary air duct is set to the outer of gas-gas heat exchanger
Portion, the other end pass through gas-gas heat exchanger and are passed through in electroceramics kiln, and aqueous vapor heat exchanger side is equipped with for water tower, described to connect for water tower
It is connected to water supply line, the water supply line is connected with heat preservation water storage device after passing through aqueous vapor heat exchanger.
Implement above-mentioned technical proposal, in electroceramics kiln sintering procedure, the flue gas in electroceramics kiln is discharged by exhaust pipe, and
And by gas-gas heat exchanger and aqueous vapor heat exchanger in discharge process, respectively to the air being passed through in electroceramics kiln and in water tower
It is heated with water, the temperature uniformity in preheating promotion electroceramics kiln is carried out to the air that will be passed through in electroceramics kiln, is improved
Product quality；It is heated to for the water in water tower, further increases the utilization to waste heat.
The utility model is further arranged to: the admission line is equipped with the first pipe lid, and the auxiliary air duct is equipped with
One section of second pipe lid, the exhaust pipe connection electroceramics kiln and gas-gas heat exchanger is equipped with the first temperature measuring device.
Implement above-mentioned technical proposal, when electroceramics kiln is started to work, opens the first pipe lid and pass through admission line to electroceramics kiln
Middle offer combustion air, while by the first temperature measuring device, the temperature of discharge flue gas is observed, when the temperature of flue gas
When reaching requirement, the second pipe lid is opened, closes the first pipe lid, is able to be preheated by assisting air duct to provide into electroceramics kiln
Combustion air and promote the temperature uniformity in electroceramics kiln to reduce the energy loss of electroceramics kiln firing, produced with being promoted
The quality of product.
The utility model is further arranged to: the water supply line is connected with tee tube after passing through aqueous vapor heat exchanger, described
Tee tube side connection water supply line, side is connected with the aqueduct for being passed through heat preservation water storage device, side is connected with water-supply-pipe,
The water-supply-pipe and water supply line are connected to for the Duan Liantong between water tower and aqueous vapor heat exchanger, and the aqueduct is equipped with the
One valve, the water-supply-pipe are equipped with the second valve, and the water supply line is connected with second temperature on one section of tee tube
Measuring device.
Implement above-mentioned technical proposal, after flue gas is by gas-gas heat exchanger, when being passed through aqueous vapor heat exchanger, in water supply line
After water carries out the transmitting of heat with it, after aqueous vapor heat exchanger is discharged, by second temperature measuring device to the water in water supply line
The observation of temperature is carried out, in the case that temperature is qualified, the first valve is opened, closes the second valve, directly feed water to heat preservation
Water storage device, when temperature is unqualified, the first valve of closing opens the second valve, and water is passed through water supply line by water-supply-pipe and is connected
It is connected to one section for water tower and aqueous vapor heat exchanger, it is heated again, so that the waste heat of flue gas adequately be utilized, reduces energy
The loss in source.
The utility model is further arranged to: first temperature measuring device and second temperature measuring device are set as heat
Resistance thermometer.
Implement above-mentioned technical proposal, by the way that the first temperature measuring device and second temperature measuring device are disposed as thermoelectricity
Thermometer is hindered, so as to the temperature of more accurate reading flue gas and water supply.
The utility model is further arranged to: the exhaust pipe is connected with filter device after passing through aqueous vapor heat exchanger.
Implement above-mentioned technical proposal, passes through the filter device being connected with after exhaust pipe is by aqueous vapor heat exchanger, energy
It is enough that harmful substance in flue gas is absorbed, so that qualified discharge after fume treatment, reduces pollution of the flue gas to environment, tool
The standby feature of environmental protection.
The utility model is further arranged to: the filter device includes the bag filter passed sequentially through for flue gas, work
Property charcoal Rose Box and Water-filtering air cleaner, the air intake vent of the bag filter connect with exhaust pipe, air outlet is logical
It crosses exhaust pipe to connect with the air intake vent of active carbon Rose Box, the air outlet of the active carbon Rose Box passes through exhaust pipe and water
The air intake vent of filter type of air cleaning device connects, and the air outlet connection exhaust pipe of the Water-filtering air cleaner is directly discharged into sky
In gas.
Implement above-mentioned technical proposal, when the flue gas in exhaust pipe passes through filter device, first passing through bag filter will
Dust therein is filtered, and is absorbed using active carbon to pernicious gas therein, finally net by water filtering type air
Change device to absorb wherein small pollutant again, to thoroughly be purified to the harmful substance in flue gas, be promoted
Its feature of environmental protection.
The utility model is further arranged to: exhaust fan and air-introduced machine is equipped in the electroceramics kiln, the exhaust fan goes out
Air port is connect with exhaust pipe, and the air intake vent of the air-introduced machine is connect with auxiliary air duct.
Air delivery can be entered by the exhaust fan and air-introduced machine being equipped in electroceramics kiln by implementing above-mentioned technical proposal
It takes flue gas in electroceramics kiln while in electroceramics kiln away, is able to ensure that kiln can be raised to scheduled temperature, and adjust furnace pressure, from
And guarantee electroceramics kiln coal gas abundant completely burned in kiln, its utilization efficiency to the energy is promoted, the loss of the energy is reduced.
The utility model is further arranged to: being equipped with froth bed on the exhaust pipe, auxiliary air duct and water supply line.
Implement above-mentioned technical proposal, by the froth bed being equipped on exhaust pipe, auxiliary air duct and water supply line, is protecting
While pillar road, the heat being lost when flue gas circulates in the duct is reduced, to improve the utilization to the waste heat of flue gas.
In conclusion the advantageous effects of the utility model are as follows:
1. the flue gas in electroceramics kiln is discharged by exhaust pipe, and is being discharged by electroceramics kiln sintering procedure
By gas-gas heat exchanger and aqueous vapor heat exchanger in journey, add respectively to the air being passed through in electroceramics kiln and for the water in water tower
Heat carries out the temperature uniformity in preheating promotion electroceramics kiln to the air that will be passed through in electroceramics kiln, improves product quality；It is right
It is heated for the water in water tower, further increases the utilization to waste heat；
2. it first passes through bag filter by when exhaust pipe passes through filter device and is filtered dust therein,
Pernicious gas therein is absorbed using active carbon, finally by Water-filtering air cleaner to wherein small pollution
Object is absorbed again, to thoroughly be purified to the harmful substance in flue gas, promotes its feature of environmental protection；
3. air delivery can be entered to pumping while in electroceramics kiln by the exhaust fan and air-introduced machine that are equipped in electroceramics kiln
Flue gas in leakage of electricity porcelain kiln is able to ensure that kiln can be raised to scheduled temperature, and adjusts furnace pressure, to accelerate electroceramics kiln coal gas
The abundant completely burned in kiln promotes its utilization efficiency to the energy, reduces the loss of the energy.
Detailed description of the invention
Fig. 1 is the overall structure diagram of the apparatus for reusing residual heat of the electroceramics kiln of the offer of the utility model.
Fig. 2 is the partial enlargement diagram of part A in Fig. 1.
Fig. 3 is in Fig. 1 along the cross-sectional view in the direction B-B.
In figure: 1, electroceramics kiln；11, admission line；111, the first pipe lid；12, exhaust fan；13, air-introduced machine；2, gas-gas heat exchange
Device；3, aqueous vapor heat exchanger；4, exhaust pipe；41, the first temperature measuring device；5, air duct is assisted；51, the second pipe lid；6, it supplies water
Tower；7, water supply line；71, tee tube；72, second temperature measuring device；8, water storage device is kept the temperature；81, aqueduct；82,
One valve；9, water-supply-pipe；91, the second valve；10, filter device；101, bag filter；102, active carbon Rose Box；103,
Water-filtering air cleaner；20, froth bed.
Specific embodiment
The utility model is described in further detail below in conjunction with attached drawing.
It referring to Fig.1, is a kind of electroceramics kiln apparatus for reusing residual heat disclosed by the utility model, including electroceramics kiln 1 and installation
Admission line 11 in 1 side of electroceramics kiln is equipped with the first pipe lid 111 in the air inlet of admission line 11, installs in electroceramics kiln 1
Admission line 11 is installed with the exhaust pipe 4 passed through for flue gas to side, sets in 4 side of exhaust pipe of electroceramics kiln 1
It is equipped with gas-gas heat exchanger 2 and aqueous vapor heat exchanger 3, exhaust pipe 4 sequentially passes through gas-gas heat exchanger 2 and aqueous vapor heat exchanger 3, is being vented
Pipeline 4 connects electroceramics kiln 1 and one section of gas-gas heat exchanger 2 is equipped with the first temperature measuring device 41, the first temperature measuring device
41 be thermal resistance thermometer, is provided with and communicated with auxiliary air duct 5 at the top of gas-gas heat exchanger 2, the air inlet in auxiliary air duct 5 is set
There is the second pipe lid 51, auxiliary air duct 5 passes through gas-gas heat exchanger 2 and is passed through in electroceramics kiln 1, is provided in one end of aqueous vapor heat exchanger 3
For water tower 6, it is connected and installed with water supply line 7 for the side of water tower 6, water supply line 7 passes through aqueous vapor heat exchanger 3 and is connected with heat preservation
Water storage device 8；It, by the monitoring to flue-gas temperature in exhaust pipe 4, can be realized to admission line when electroceramics kiln 1 is fired
11 with the controls of auxiliary 5 upper tube cap of air duct folding, and when flue gas in electroceramics kiln 1 is discharged by exhaust pipe 4, pass through gas
Gas heat exchanger 2 respectively heats the air that will be passed through in electroceramics kiln 1 and the water in water supply line 7 with aqueous vapor heat exchanger 3,
To reduce energy consumption, the temperature uniformity in electroceramics kiln 1 is promoted, is able to promote the quality of product.
After being heated by aqueous vapor heat exchanger to the water in water supply line 7, the water in water supply line 7 may be deposited still
In the lower problem of temperature, therefore as shown in Fig. 2, in water supply line 7 by being connected with tee tube 71 after aqueous vapor heat exchanger 3, three
71 side of siphunculus is connect with water supply line 7, and side is connected with the aqueduct 81 for being passed through heat preservation water storage device 8, and side is equipped with
Water-supply-pipe 9, water-supply-pipe 9 are connected to water supply line 7 and are connected to one section for water tower 6 and aqueous vapor heat exchanger 3, while in aqueduct
First valve 82 is installed on 81, the second valve 91 is installed on water-supply-pipe 9, connects the company of water supply line 7 in tee tube 71
The place of connecing is equipped with second temperature measuring device 72, and second temperature measuring device 72 is thermal resistance thermometer；Thermal resistance can be passed through
Thermometer is monitored the temperature for the water being discharged from aqueous vapor heat exchanger, is controlled the first valve 82 and the second valve 91
Water is led to back water supply line 7 by water-supply-pipe 9 and is passed through in aqueous vapor heat exchanger 3 again, added again by folding in temperature deficiency
Heat, so that the water temperature kept the temperature in water storage device 8 be enable to guarantee.
In order to solve air and when water circulates in the duct, the loss of heat, therefore as shown in figure 3, exhaust pipe 4,
Froth bed 20 is enclosed on auxiliary air duct 5 and water supply line 7；Temperature can also be kept simultaneously in protective conduit, from
And reduce the loss of heat.
Containing being largely divided into and toxic gas in the flue gas being discharged by electroceramics kiln 1, as shown in figure 3, arranging
Feed channel 4 is net by being connected with bag filter 101, active carbon Rose Box 102 and water filtering type air in turn after aqueous vapor heat exchanger 3
Change device 103, air intake vent and air outlet are welded with exhaust pipe 4；So that flue gas passes through filter device 10 by exhaust pipe 4
When, it first passes through bag filter 101 and is filtered dust therein, using active carbon Rose Box 102 to nocuousness therein
Gas is absorbed, and is finally absorbed again by Water-filtering air cleaner 103 to wherein small pollutant, thus right
Harmful substance in flue gas is thoroughly purified, its feature of environmental protection is promoted.
When electroceramics kiln 1 is fired, there are the hollow flow of air of kiln is unfavorable, kiln furnace pressure is excessive, causes to rise in kiln
The problem of less than predetermined temperature, therefore as shown in figure 3, install exhaust fan 12 and air-introduced machine 13 in electroceramics kiln 1, and exhaust fan
12 air outlet is connect with exhaust pipe 4, and the air intake vent of air-introduced machine 13 is connect with auxiliary air duct 5；Make it possible to pass through exhaust fan
12 with air-introduced machine 13, take flue gas in electroceramics kiln while air delivery is entered in electroceramics kiln 1 away, and adjust furnace pressure, be able to
Ensure that kiln can be raised to scheduled temperature, to guarantee electroceramics kiln coal gas abundant completely burned in kiln, promotes it to the energy
Utilization efficiency reduces the loss of the energy.
Working principle: containing a large amount of heat in the flue gas being discharged in 1 sintering procedure of electroceramics kiln, by gas-gas heat exchanger 2 with
The heat exchange function of aqueous vapor heat exchanger 3, by the water in the combustion air and water supply line 7 in the heat and auxiliary air duct 5 in flue gas
It swaps, realizes that the absorption to waste heat in flue gas recycles, reduce energy loss, then help gas-gas heat exchanger 2 is preheated
Combustion air is passed through in electroceramics kiln 1, promotes the uniformity of temperature in electroceramics kiln 1, is able to promote the quality of product, is passed through row in flue gas
When feed channel 4 passes through filter device 10, filter device 10 can absorb and filter dust and noxious material in flue gas, to mention
Rise its feature of environmental protection.
The embodiment of present embodiment is the preferred embodiment of the utility model, and not limitation is originally practical new according to this
The protection scope of type, therefore: the equivalence changes that all structures, shape, principle according to the utility model are done should all be covered by practical
Within novel protection scope.
Claims (8)
1. a kind of electroceramics kiln apparatus for reusing residual heat, including electroceramics kiln (1) and it is installed on the admission line of electroceramics kiln (1) side
(11), it is characterised in that: electroceramics kiln (1) the neck side is changed equipped with the gas-gas heat exchanger (2) and aqueous vapor passed sequentially through for flue gas
Hot device (3) is provided through exhaust pipe (4) between the electroceramics kiln (1), gas-gas heat exchanger (2) and aqueous vapor heat exchanger (3), wears
It crosses the gas-gas heat exchanger (2) and is provided with auxiliary air duct (5), one end of auxiliary air duct (5) is set to gas-gas heat exchanger (2)
Outside, the other end pass through gas-gas heat exchanger (2) be passed through in electroceramics kiln (1), aqueous vapor heat exchanger (3) side be equipped with for water tower
(6), described to be connected with water supply line (7) for water tower (6), the water supply line (7) is connected with guarantor after passing through aqueous vapor heat exchanger (3)
Warm water storage device (8).
2. electroceramics kiln apparatus for reusing residual heat according to claim 1, it is characterised in that: set on the admission line (11)
There is the first pipe lid (111), the auxiliary air duct (5) is equipped with the second pipe lid (51), and the exhaust pipe (4) connects electroceramics kiln
(1) the first temperature measuring device (41) are equipped with one section of gas-gas heat exchanger (2).
3. electroceramics kiln apparatus for reusing residual heat according to claim 2, it is characterised in that: the water supply line (7) passes through
It is connected with after aqueous vapor heat exchanger (3) tee tube (71), tee tube (71) side connection water supply line (7), side are connected with
It is passed through the aqueduct (81) of heat preservation water storage device (8), side is connected with water-supply-pipe (9), the water-supply-pipe (9) and water supply line
(7) it is connected to for the Duan Liantong between water tower (6) and aqueous vapor heat exchanger (3), the aqueduct (81) is equipped with the first valve
(82), the water-supply-pipe (9) is equipped with the second valve (91), a Duan Shanglian of the water supply line (7) close to tee tube (71)
It is connected to second temperature measuring device (72).
4. electroceramics kiln apparatus for reusing residual heat according to claim 3, it is characterised in that: first temperature measuring device
(41) and second temperature measuring device (72) is set as thermal resistance thermometer.
5. electroceramics kiln apparatus for reusing residual heat according to claim 1, it is characterised in that: the exhaust pipe (4) passes through
Filter device (10) are connected with after aqueous vapor heat exchanger (3).
6. electroceramics kiln apparatus for reusing residual heat according to claim 5, it is characterised in that: the filter device (10) includes
Bag filter (101), active carbon Rose Box (102) and the Water-filtering air cleaner (103) passed sequentially through for flue gas, it is described
The air intake vent of bag filter (101) is connect with exhaust pipe (4), and air outlet is filtered by exhaust pipe (4) and active carbon
The air intake vent of case (102) connects, and the air outlet of the active carbon Rose Box (102) passes through exhaust pipe (4) and water filtering type air
The air intake vent of clarifier (103) connects, and air outlet connection exhaust pipe (4) of the Water-filtering air cleaner (103) is direct
It is discharged into air.
7. electroceramics kiln apparatus for reusing residual heat according to claim 1, it is characterised in that: be equipped in the electroceramics kiln (1)
Exhaust fan (12) and air-introduced machine (13), the air outlet of the exhaust fan (12) are connect with exhaust pipe (4), the air-introduced machine (13)
Air intake vent with auxiliary air duct (5) connect.
8. electroceramics kiln apparatus for reusing residual heat according to claim 1, it is characterised in that: the exhaust pipe (4), auxiliary
Froth bed (20) are equipped on air duct (5) and water supply line (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821755661.5U CN209043056U (en) | 2018-10-26 | 2018-10-26 | Electroceramics kiln apparatus for reusing residual heat |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821755661.5U CN209043056U (en) | 2018-10-26 | 2018-10-26 | Electroceramics kiln apparatus for reusing residual heat |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209043056U true CN209043056U (en) | 2019-06-28 |
Family
ID=67039697
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821755661.5U Expired - Fee Related CN209043056U (en) | 2018-10-26 | 2018-10-26 | Electroceramics kiln apparatus for reusing residual heat |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209043056U (en) |
-
2018
- 2018-10-26 CN CN201821755661.5U patent/CN209043056U/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: 20190628 Termination date: 20201026 |