CN209162138U - A kind of modified form energy-saving backfire kiln - Google Patents
A kind of modified form energy-saving backfire kiln Download PDFInfo
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- CN209162138U CN209162138U CN201821875217.7U CN201821875217U CN209162138U CN 209162138 U CN209162138 U CN 209162138U CN 201821875217 U CN201821875217 U CN 201821875217U CN 209162138 U CN209162138 U CN 209162138U
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- kiln body
- kiln
- saving
- heating pipe
- backfire
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Abstract
The utility model provides a kind of modified form energy-saving backfire kiln, including kiln body, heater, heating pipe and fan, several ring-shaped resistor silks are fixed in kiln body, heater is connected in side outside kiln body, resistance wire and heater are electrically connected, heating pipe one end is connected in kiln body top middle portion, heating pipe is communicated with kiln body, the heating pipe other end is connected on kiln body rear wall, fan is also connected on the rear wall of kiln body, heating pipe is communicated with fan, heating pipe offers core close to fan side, core outer diameter is less than hot gas bore, the utility model is lost with saving heat energy, the advantages of improving energy utilization rate.
Description
Technical field
The utility model relates to material heat treatment apparatus fields, specifically, being related to a kind of modified form energy-saving backfire kiln.
Background technique
Tempering is that pearlite will be reheated to when lower than lower critical temperature Ac1(heating by the workpiece of quenching to Ovshinsky
The start temperature of body transformation) proper temperature, after keeping the temperature a period of time at metal fever cooling in the media such as air or water, oil
Science and engineering skill is generally used for reducing or eliminating the internal stress in quenched steel component, or reduces its hardness and strength, to improve its ductility
Or toughness, and being tempered kiln then is a kind of equipment being tempered to workpiece.
Conventional tempering kiln is by being powered to high resistance heating wire, and resistance wire heats workpiece after generating heat
And heat preservation, it also needs to heat resistance wire in insulating process, more electric power is during which wasted, if can reduce in holding stage
Electric power output can be kept the temperature again, will greatly save energy loss.
Utility model content
In place of solving above-mentioned the deficiencies in the prior art, the purpose of this utility model is to provide a kind of modified form energy conservations
It is tempered kiln, to overcome defect in the prior art.
To achieve the goals above, the utility model provides a kind of modified form energy-saving backfire kiln, including kiln body, heating
Device, heating pipe and fan, several ring-shaped resistor silks are fixed in kiln body, and heater is connected in side outside kiln body, resistance wire
It is electrically connected with heater, heating pipe one end is connected in kiln body top middle portion, and heating pipe is communicated with kiln body, and the heating pipe other end is solid
It is connected on kiln body rear wall, fan is also connected on the rear wall of kiln body, and heating pipe is communicated with fan, and heating pipe is close to fan one
Side offers core, and core outer diameter is less than hot gas bore.
By using above-mentioned technical proposal, in heat preservation, starting fan makes the intracorporal hot-air of kiln in kiln body-internal-circulation, this
When no longer need to Resistant heating to original temperature keeps the temperature workpiece using the amount of residual heat in air, set simultaneously
The core for setting small-bore enters extraneous oxygen in kiln body, is not only avoided that thermal loss, but can provide oxygen carry out it is combustion-supporting, during which
The power output to resistance wire is reduced, holding temperature identical with original tempering kiln can be reached to workpiece, reaches energy-efficient effect
Fruit.
As the further explanation to the utility model, it is preferable that be fixed with U-tube on heating pipe, U-tube bottom is vertical
Downwards, U-tube bottom is fixed with expects pipe, is threaded with end cap in expects pipe.
By using above-mentioned technical proposal, U-tube, which is arranged, can be such that the workpiece epidermis being heated deposits in hot gas flowing
In U-tube bottom, prevent from flowing the deposition blocking heating pipe in heating pipe with hot gas, while expects pipe and end cap are set, it can be U-shaped
U-tube is cleared up after blockage.
As the further explanation to the utility model, it is preferable that cone cylinder and Taper Pipe has been respectively fixedly connected in heating pipe both ends, cone
Cylinder with Taper Pipe be it is round table-like, cone cylinder and the larger one end of Taper Pipe outer diameter and kiln body are connected.
By using above-mentioned technical proposal, cone cylinder is set and Taper Pipe improves air inflow and capacity, and then improves hot gas and passes
Lead efficiency.
As the further explanation to the utility model, it is preferable that be fixed between resistance wire inside kiln body cricoid
Refractory brick, refractory brick 0.6g/cm3Energy saving microporous refractory keeps the temperature brick masonry.
By using above-mentioned technical proposal, refractory brick is set and avoids high-temperature damage kiln body, plays the role of protecting kiln body.
As the further explanation to the utility model, it is preferable that it is fixed with insulation quilt between refractory brick and kiln body inside,
Insulation quilt is alumina silicate fiber felt.
By using above-mentioned technical proposal, the thermal insulation property that insulation quilt improves kiln body is set, heat loss is further avoided.
As the further explanation to the utility model, it is preferable that kiln body bottom is fixed with pedestal, and pedestal upper surface is located at
Above resistance wire, several stomatas are offered on pedestal.
By using above-mentioned technical proposal, pedestal is set and facilitates placement workpiece, setting stomata can make the resistance positioned at bottom
The heat of silk can be transferred on workpiece, improve heating efficiency.
As the further explanation to the utility model, it is preferable that be hinged with wicket at kiln body port, be fixed in wicket
Rectangular liner, liner 0.6g/cm3Energy saving microporous refractory keeps the temperature brick masonry, and liner outer diameter is identical as refractory brick internal diameter.
By using above-mentioned technical proposal, liner, which is arranged, to be inserted into refractory brick, play the role of sealing thermal insulation, together
When may also function as protection wicket effect, avoid wicket by high temperature sintering.
As the further explanation to the utility model, it is preferable that cricoid strip of paper used for sealing is fixed on the wicket on the outside of liner,
Strip of paper used for sealing is also 0.6g/cm3Energy saving microporous refractory keeps the temperature brick masonry, and wicket closing makes in strip of paper used for sealing insertion insulation quilt.
By using above-mentioned technical proposal, the leakproofness that strip of paper used for sealing further increases kiln body is set, hot gas is avoided to outflow.
The utility model has the following beneficial effects:
1, the utility model can be such that hot gas cycle flows, carry out to workpiece secondary by being provided with the heating pipe of fan
Heating, plays insulation effect, without supplying excessive electric power, saves the energy；
2, workpiece of residues is avoided to block heating pipe by the way that U-tube is arranged；
3, by setting insulation quilt and strip of paper used for sealing, the heat insulating ability of kiln body is improved, heat loss is avoided.
Detailed description of the invention
Fig. 1 is the side view of the utility model；
Fig. 2 is the front view of the utility model；
Fig. 3 is the rearview of the utility model.
Description of symbols:
1, kiln body；11, refractory brick；12, insulation quilt；2, heater；21, resistance wire；22, pedestal；23, stomata；3, hot gas
Pipe；31, cone cylinder；32, U-tube；33, expects pipe；34, Taper Pipe；35, core；4, fan；5, wicket；51, liner；52, strip of paper used for sealing.
Specific embodiment
In order to further appreciate that the structure, feature and other purposes of the utility model, now in conjunction with appended preferable implementation
Example is accompanied by attached drawing, and detailed description are as follows, this attached drawing embodiment described is merely to illustrate the technical solution of the utility model, and
Non-limiting the utility model.
A kind of modified form energy-saving backfire kiln, in conjunction with Fig. 2, Fig. 3, including kiln body 1, heater 2, heating pipe 3 and fan 4, kiln
Several ring-shaped resistor silks 21 are fixed in body 1, heater 2 is connected in 1 outside side of kiln body, 2 electricity of resistance wire 21 and heater
Property connection, heating pipe 3 is in semicircular, and 3 one end of heating pipe is connected in 1 top middle portion of kiln body, and heating pipe 3 is communicated with kiln body 1, hot gas
3 other end of pipe is connected on 1 rear wall of kiln body, and fan 4 is also connected on the rear wall of kiln body 1, and heating pipe 3 is communicated with fan 4,
Heating pipe 3 offers core 35 close to 4 side of fan, and 35 outer diameter of core is less than 3 internal diameter of heating pipe.
In conjunction with Fig. 2, Fig. 3, in heat preservation, starting fan 4 recycles the hot-air in kiln body 1 in kiln body 1, is not necessarily at this time
Resistance wire 21 is heated to original temperature again, i.e., workpiece is kept the temperature using the amount of residual heat in air, while being arranged small
The core 35 in aperture enters extraneous oxygen in kiln body 1, is not only avoided that thermal loss, but can provide oxygen carry out it is combustion-supporting, during which
The power output to resistance wire 21 is reduced, holding temperature identical with original tempering kiln can be reached to workpiece, reaches energy-efficient
Effect.
In conjunction with Fig. 1, Fig. 2, heating pipe 3, which is located on 1 top section of kiln body, is fixed with U-tube 32,32 bottom of U-tube vertically to
Under, 32 bottom of U-tube is fixed with expects pipe 33, and end cap is threaded in expects pipe 33, and setting U-tube 32 can make the work being heated
Part epidermis is deposited on 32 bottom of U-tube in hot gas flowing, prevents from flowing the deposition blocking heating pipe 3 in heating pipe 3 with hot gas,
Expects pipe 33 and end cap are set simultaneously, unscrewing end cap can be blocked in U-tube 32 and drop out disintegrating slag from U-tube 32, reached to U-tube
32 effects cleared up.
In conjunction with Fig. 1, Fig. 3, cone cylinder 31 and Taper Pipe 34 has been respectively fixedly connected in 3 both ends of heating pipe, and cone cylinder 31 and Taper Pipe 34 are circle
Mesa-shaped, cone cylinder 31 and the larger one end of 34 outer diameter of Taper Pipe and kiln body 1 are connected, and middle conical tube 31 is connected in 1 top of kiln body, and Taper Pipe 34 is solid
It is connected in 1 side of kiln body, cone cylinder 31 is set and Taper Pipe 34 improves air inflow and capacity, and then improves hot gas conduction efficiency.
In conjunction with Fig. 1, Fig. 2, it is fixed with cricoid refractory brick 11 between 1 inside of kiln body and resistance wire 21, refractory brick 11 is
0.6g/cm3Energy saving microporous refractory keeps the temperature brick masonry, and setting refractory brick 11 avoids high-temperature damage kiln body 1, plays protection kiln body 1
Effect；Insulation quilt 12 is fixed between 1 inside of refractory brick 11 and kiln body, insulation quilt 12 is alumina silicate fiber felt, and insulation quilt is arranged
12 improve the thermal insulation property of kiln body 1, further avoid heat loss；1 bottom of kiln body is fixed with pedestal 22,22 upper surface of pedestal position
Above resistance wire 21, several stomatas 23 are offered on pedestal 22, setting pedestal 22 facilitates placement workpiece, and setting stomata 23 can make
Heat positioned at the resistance wire 21 of bottom can be transferred on workpiece, improve heating efficiency.
In conjunction with Fig. 1, Fig. 2, it is hinged with wicket 5 at 1 port of kiln body, rectangular liner 51 is fixed in wicket 5, liner 51 is
0.6g/cm3Energy saving microporous refractory keeps the temperature brick masonry, and 51 outer diameter of liner is identical as 11 internal diameter of refractory brick, and setting liner 51 can not only
It is inserted into refractory brick 11, plays the role of sealing thermal insulation, while may also function as protection wicket 5, avoid wicket 5 by high temperature
Calcination；Cricoid strip of paper used for sealing 52 is fixed on the wicket 5 in 51 outside of liner, strip of paper used for sealing 52 is also 0.6g/cm3Energy saving microporous refractory heat preservation
Brick masonry, the closing of wicket 5 are embedded in strip of paper used for sealing 52 in insulation quilt 12, and setting strip of paper used for sealing 52 further increases the leakproofness of kiln body 1, avoid
Hot gas outflow.
It is to be understood that above-mentioned utility model content and specific embodiment are intended to prove the provided skill of the utility model
The practical application of art scheme should not be construed as the restriction to scope of protection of the utility model.Those skilled in the art are practical at this
In novel spirit and principle, when can various modifications may be made, equivalent replacement or improvement.The protection scope of the utility model is with appended power
Subject to sharp claim.
Claims (8)
1. a kind of modified form energy-saving backfire kiln, which is characterized in that including kiln body (1), heater (2), heating pipe (3) and fan
(4), several ring-shaped resistor silks (21) are fixed in kiln body (1), heater (2) is connected in the external side of kiln body (1), resistance wire
(21) it is electrically connected with heater (2), heating pipe (3) one end is connected in kiln body (1) top middle portion, heating pipe (3) and kiln body (1)
It communicates, heating pipe (3) other end is connected on kiln body (1) rear wall, and fan (4) is also connected on the rear wall of kiln body (1), heat
Tracheae (3) is communicated with fan (4), and heating pipe (3) offers core (35) close to fan (4) side, and core (35) outer diameter is less than
Heating pipe (3) internal diameter.
2. a kind of modified form energy-saving backfire kiln according to claim 1, which is characterized in that be fixed on heating pipe (3) U-shaped
It manages (32), straight down, U-tube (32) bottom is fixed with expects pipe (33), and expects pipe is threaded on (33) for U-tube (32) bottom
End cap.
3. a kind of modified form energy-saving backfire kiln according to claim 2, which is characterized in that heating pipe (3) both ends are solid respectively
Be connected with cone cylinder (31) and Taper Pipe (34), cone cylinder (31) with Taper Pipe (34) be it is round table-like, cone cylinder (31) and Taper Pipe (34) outer diameter compared with
Big one end and kiln body (1) are connected.
4. a kind of modified form energy-saving backfire kiln according to claim 3, which is characterized in that kiln body (1) inside and resistance wire
(21) it is fixed between cricoid refractory brick (11), refractory brick (11) is 0.6g/cm3Energy saving microporous refractory keeps the temperature brick masonry.
5. a kind of modified form energy-saving backfire kiln according to claim 4, which is characterized in that refractory brick (11) and kiln body (1)
It is fixed between inside insulation quilt (12), insulation quilt (12) is alumina silicate fiber felt.
6. a kind of modified form energy-saving backfire kiln according to claim 5, which is characterized in that kiln body (1) bottom is fixed with bottom
Seat (22), pedestal (22) upper surface are located above resistance wire (21), offer several stomatas (23) on pedestal (22).
7. a kind of modified form energy-saving backfire kiln according to claim 6, which is characterized in that be hinged at kiln body (1) port
Wicket (5), wicket (5) is interior to be fixed with rectangular liner (51), and liner (51) is 0.6g/cm3Energy saving microporous refractory keeps the temperature brick masonry,
Liner (51) outer diameter is identical as refractory brick (11) internal diameter.
8. a kind of modified form energy-saving backfire kiln according to claim 7, which is characterized in that the wicket on the outside of liner (51)
(5) it is fixed on cricoid strip of paper used for sealing (52), strip of paper used for sealing (52) is also 0.6g/cm3Energy saving microporous refractory keeps the temperature brick masonry, wicket (5)
Closing makes in strip of paper used for sealing (52) insertion insulation quilt (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821875217.7U CN209162138U (en) | 2018-11-14 | 2018-11-14 | A kind of modified form energy-saving backfire kiln |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821875217.7U CN209162138U (en) | 2018-11-14 | 2018-11-14 | A kind of modified form energy-saving backfire kiln |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209162138U true CN209162138U (en) | 2019-07-26 |
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ID=67338179
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821875217.7U Active CN209162138U (en) | 2018-11-14 | 2018-11-14 | A kind of modified form energy-saving backfire kiln |
Country Status (1)
| Country | Link |
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| CN (1) | CN209162138U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113566576A (en) * | 2021-07-24 | 2021-10-29 | 安徽龙钰徽派古建工艺制品有限公司 | Kiln tail gas waste heat cyclic utilization system is fired to ancient building blue brick |
-
2018
- 2018-11-14 CN CN201821875217.7U patent/CN209162138U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113566576A (en) * | 2021-07-24 | 2021-10-29 | 安徽龙钰徽派古建工艺制品有限公司 | Kiln tail gas waste heat cyclic utilization system is fired to ancient building blue brick |
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