CN210788022U - Gas heating device capable of recycling hot air - Google Patents
Gas heating device capable of recycling hot air Download PDFInfo
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- CN210788022U CN210788022U CN201921460081.8U CN201921460081U CN210788022U CN 210788022 U CN210788022 U CN 210788022U CN 201921460081 U CN201921460081 U CN 201921460081U CN 210788022 U CN210788022 U CN 210788022U
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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
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
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Abstract
The utility model relates to a cyclic utilization is hot-blast gas heating device belongs to gas heating technical field, and gas heating device includes: the heating chamber is internally provided with a heating inner cavity, a plurality of guide plates are fixedly arranged in the heating inner cavity, each guide plate is provided with a plurality of heaters, the bottom end of the heating chamber is provided with an air outlet pipe, and the top end of the heating chamber is provided with a heating chamber air inlet; the hot gas recovery ring sleeve is sleeved on the outer wall of the heating chamber, a hot gas recovery cavity is formed between the inner wall of the hot gas recovery ring sleeve and the outer wall of the heating chamber, a hot gas recovery port is formed at the bottom end of the hot gas recovery ring sleeve, and a hot gas recovery pipe is arranged at the top end of the hot gas recovery ring sleeve; the hot gas recovery pipe is communicated with the input end of the blower, and the output end of the blower is communicated with the air inlet of the heating chamber. The utility model has the effects that the waste hot gas can be collected to be reheated, the gas heating time is shortened, and the heating efficiency is improved.
Description
Technical Field
The utility model belongs to the technical field of the gas heating, concretely relates to cyclic utilization is hot-blast gas heating device.
Background
In the process of curing adhesives coated with silica gel and the like to generate a finished product, the products conveyed on the conveying belt need to be heated, so that the adhesives are cured, at present, most of the adhesives are heated by gas and then blown onto the conveying belt, and the silica gel adhesives are heated and cured quickly.
At present, the gas is heated mainly by collecting the gas into a heating chamber through an exhaust fan and blowing the heated gas onto a conveying belt through a blower and a pipeline.
However, when the existing equipment collects gas through the exhaust fan and heats the gas, the heating efficiency is low, the energy consumption is high, the rising temperature of the gas is slow, and meanwhile, when the gas is heated, heat loss is generated when the gas is blown onto a conveying belt, and the situation that the temperature cannot meet the requirement often occurs. So that excessive energy is wasted, the quality of the produced product is unqualified, and the production efficiency is low.
SUMMERY OF THE UTILITY MODEL
The utility model provides a solve above-mentioned technical problem and provide a hot-blast gas heating device of cyclic utilization, can collect the gas that has the waste heat after using and reheat for gas heating efficiency improves, shortens gas heating time, sets up the gyration runner simultaneously, increases the area of contact with the heater among the gas heating process, improves heating efficiency.
The utility model provides an above-mentioned technical problem's technical scheme as follows: a gas heating apparatus for recycling hot wind, comprising: the heating chamber is internally provided with a heating inner cavity, a plurality of guide plates are fixedly arranged in the heating inner cavity, each guide plate can be detachably connected with a plurality of heaters, the bottom end of the heating chamber is provided with an air outlet pipe, the air outlet pipe is communicated with the heating inner cavity, the top end of the heating chamber is provided with a heating chamber air inlet, and the heating chamber air inlet is communicated with the heating inner cavity; the hot gas recovery ring sleeve is sleeved on the outer wall of the heating chamber, a hot gas recovery cavity is formed between the inner wall of the hot gas recovery ring sleeve and the outer wall of the heating chamber, a hot gas recovery port communicated with the hot gas recovery cavity is formed in the bottom end of the hot gas recovery ring sleeve, and a hot gas recovery pipe communicated with the hot gas recovery cavity is arranged at the top end of the hot gas recovery ring sleeve; the hot gas recovery pipe is communicated with the input end of the blower, and the output end of the blower is connected and communicated with the air inlet of the heating chamber.
The utility model has the advantages that: the flow length of the air in the heating chamber can be increased through the guide plates arranged in a staggered manner, so that more air can be in contact with the heater in the heating chamber, the heating efficiency of the heater on the air is improved, and the energy consumed by the heater is reduced; through the steam recovery ring cover that sets up, the steam is retrieved the mouth and is retrieved chamber, steam recovery pipe and hair-dryer intake pipe and the input intercommunication of hair-dryer through the steam for steam is retrieved the intracavity and is formed the negative pressure, thereby makes steam retrieve mouth department for the negative pressure, and the steam after the use becomes the exhaust gas, retrieves the intracavity at steam recovery mouth negative pressure's effect entering into steam, flows into the hair-dryer, blows in the heating chamber in through the hair-dryer, heats once more, cyclic utilization. Because the residual heat gas has the temperature, the heater can heat the gas in the heating chamber to the specified temperature more quickly, can effectively recover the residual heat gas, and reheats the residual heat gas simultaneously, thereby further reducing the energy consumption of the heater and improving the heating efficiency.
On the basis of the technical scheme, the utility model discloses can also do following improvement.
Further, the input of hair-dryer is equipped with the hair-dryer intake pipe, the one end of hair-dryer intake pipe with the input fixed connection and the intercommunication of hair-dryer, the other end of hair-dryer intake pipe is connected with first gas collecting channel, the steam recovery pipe is kept away from the one end of steam recovery ring cover with the middle part of hair-dryer intake pipe can be dismantled and be connected and communicate.
The beneficial effect of adopting the further scheme is that: can do benefit to the hair-dryer through first gas collecting channel and collect the air, do benefit to the hot gas recovery pipe simultaneously and be connected with the input of hair-dryer.
Furthermore, the output end of the blower is provided with a blower air outlet pipe, one end of the blower air outlet pipe is fixedly connected and communicated with the output end of the blower, and the other end of the blower air outlet pipe is detachably connected with the air inlet of the heating chamber.
The beneficial effect of adopting the further scheme is that: can dismantle the hair-dryer, conveniently maintain the hair-dryer and change.
Further, the bottom of heating chamber with be equipped with the pressure boost hopper between the play tuber pipe, the one end of pressure boost hopper is the air inlet end, and the other end is the air-out end, the air inlet end with heating chamber bottom fixed connection, the heating chamber bottom is equipped with the opening, the air inlet end pass through the opening with heating inner chamber intercommunication, the air-out end with the one end fixed connection and the intercommunication of play tuber pipe, the size of air inlet end is greater than the size of air-out end.
The beneficial effect of adopting the further scheme is that: the pressure of hot gas in the heating chamber is improved, so that the hot gas rushes out the air pipe and is sprayed onto the conveying belt, and the product is heated.
Further, the hot air recovery loop further comprises a heat insulation layer, and the heat insulation layer is fixedly wrapped on the outer wall of the hot air recovery loop sleeve.
The beneficial effect of adopting the further scheme is that: the heat loss in the hot gas recovery loop and the heating chamber can be avoided, and the heating energy consumption is prevented from increasing.
And the second gas collecting hood is fixedly connected to the outer wall of the heat insulation layer and covers the hot gas recovery port.
The beneficial effect of adopting the further scheme is that: can fold in the waste heat gas, do benefit to the waste heat gas and retrieve the mouth and enter into the steam and retrieve the intracavity through the steam.
Furthermore, the guide plates are fixedly connected with the inner wall of the heating chamber, air flowing channels are reserved between the guide plates and the inner wall of the heating chamber, and the channels are arranged in a snake shape in a staggered mode.
The beneficial effect of adopting the further scheme is that: the length of the air walking in the heating chamber can be increased, so that the air is in more contact with the heater, and the heating efficiency is higher.
Further, a plurality of the heaters are arranged in an array, and a gap for air to flow through is reserved between every two adjacent heaters in each row.
The beneficial effect of adopting the further scheme is that: the contact area of the air and each heater is increased, so that the heating efficiency is higher.
Further, the heater is a fin, a quartz tube or a mica heating plate.
The beneficial effect of adopting the further scheme is that: the heating effect is good.
Furthermore, a temperature detector is fixedly arranged at the pipe orifice of the air outlet pipe.
The beneficial effect of adopting the further scheme is that: the temperature of the hot air blown by the air pipe can be conveniently detected.
Drawings
Fig. 1 is a front view of an embodiment 1 of the gas heating apparatus of the present invention;
fig. 2 is a front sectional view of a gas heating apparatus according to embodiment 1 of the present invention;
fig. 3 is a cross-sectional view of the AA surface of example 1 of the gas heating apparatus of the present invention;
fig. 4 is a front view of embodiment 2 of the gas heating apparatus of the present invention;
fig. 5 is a front sectional view of embodiment 2 of the gas heating apparatus of the present invention.
In the drawings, the components represented by the respective reference numerals are listed below:
1. heating chamber, 2, steam recovery ring cover, 3, play tuber pipe, 4, hair-dryer, 5, hair-dryer intake pipe, 6, first gas collecting channel, 7, recovery tube, 8, hair-dryer outlet duct, 9, heating chamber air intake, 10, heating inner chamber, 11, guide plate, 12, heater, 13, pressure boost hopper, 14, steam recovery chamber, 15, steam recovery mouth, 16, heat preservation, 17, second gas collecting channel.
Detailed Description
The principles and features of the present invention are described below in conjunction with the following drawings, the examples given are only intended to illustrate the present invention and are not intended to limit the scope of the present invention.
Example 1
As shown in fig. 1 to 3, the present embodiment provides a gas heating apparatus for recycling hot wind, which includes a heating chamber 1, a hot wind recycling collar 2, and a blower 4.
A heating cavity 10 is arranged in the heating chamber 1, 8-10 guide plates 11 which are distributed in a staggered array are fixedly arranged in the heating cavity 10, wherein the guide plates 11 are horizontally arranged, each guide plate 11 is detachably connected with a plurality of heaters 12 through screws, the guide plates 11 and the heaters 12 are respectively provided with screw holes which are matched with each other, the heaters 12 are arranged on the guide plates 11 by rotating the screws into the screw holes, the heaters 12 can be taken down from the guide plates 11 for maintenance and replacement, air is heated by the heaters 12 when flowing over the guide plates 11, the bottom end of the heating chamber 1 is provided with an air outlet pipe 3, the air outlet pipe 3 is communicated with the heating cavity 10, the top end of the heating chamber 1 is provided with a heating chamber air inlet 9, the heating chamber air inlet 9 is communicated with the heating cavity 10, the air enters the heating cavity 10 from the heating chamber air inlet 9 and flows in the heating cavity 10, and flows to the air outlet pipe 3, and the air is heated in the heating cavity 10 by the heater 12. The heating chamber 1 may be a cube or a cylinder, or may be other irregular solid shapes, and the specific structure is not limited.
The outer wall of heating chamber 1 is established to steam recovery ring cover 2 cover, form steam between the inner wall of steam recovery ring cover 2 and the outer wall of heating chamber 1 and retrieve chamber 14, the bottom of steam recovery ring cover 2 is equipped with the steam recovery mouth 15 with steam recovery chamber 14 intercommunication, the top of steam recovery ring cover 2 is equipped with the steam recovery pipe 7 with steam recovery chamber 14 intercommunication, wherein steam recovery mouth 15 is located the side of air-out pipe 3, after the air after heating chamber 1 heating is discharged from air-out pipe 3, heat the product after, steam outwards scatters, form surplus hot gas, surplus hot gas gets into in the steam recovery chamber 14 from steam recovery mouth 15. The hot gas recovery pipe 7 is communicated with the input end of the blower 4, and the output end of the blower 4 is connected and communicated with the air inlet 9 of the heating chamber. The residual hot gas enters the input end of the blower 4 through the hot gas recovery pipe 7 and is blown into the heating chamber 1 through the blower 4, so that the gas entering the heating chamber 1 has temperature, and the energy consumption of the heater 12 for heating the gas can be reduced.
Specifically, the input of hair-dryer 4 is equipped with hair-dryer intake pipe 5 in this embodiment, the one end of hair-dryer intake pipe 5 and the input fixed connection and the intercommunication of hair-dryer 4, the other end of hair-dryer intake pipe 5 has first gas collecting channel 6 through three-way connector flange joint, the one end that hot gas recovery pipe 7 kept away from hot gas recovery ring cover 2 can dismantle through the flange with the middle part three-way connector of hair-dryer intake pipe 5 and be connected and communicate for first gas collecting channel 6 can take off the change maintenance. The output end of the blower 4 is provided with a blower air outlet pipe 8, one end of the blower air outlet pipe 8 is fixedly connected and communicated with the output end of the blower 4, and the other end of the blower air outlet pipe 8 is detachably connected with an air inlet 9 of the heating chamber through a flange. Can dismantle the connection through the flange, can dismantle hair-dryer 4 and get off to maintain the change.
Preferably, be equipped with pressure boost hopper 13 between the bottom of heating chamber 1 and the tuber pipe 3 in this embodiment, the big one end of opening size of pressure boost hopper 13 is the air inlet end, the little one end of opening size is the air-out end, the opening size of air inlet end is greater than the opening size of air-out end, air inlet end and 1 bottom fixed connection in heating chamber, 1 bottom in heating chamber is equipped with the opening, the air inlet end passes through opening and heating inner chamber 10 intercommunication, air-out end and the one end fixed connection of tuber pipe 3 and intercommunication. After the added gas enters the pressurized hopper 13, the added gas is squeezed by the bundling of the pressurized hopper 13, so that the pressure of the gas is increased, and the gas is favorably blown out from the air outlet pipe 3.
Specifically, in this embodiment, the plurality of guide plates 11 are all fixedly connected with the inner wall of the heating chamber 1, a channel for air flowing is left between each of the plurality of guide plates 11 and the inner wall of the heating chamber 1, the channel is arranged in a serpentine shape in a staggered manner, the guide plates 11 are distributed in a staggered manner to form a serpentine shape, the moving distance of air in the heating inner cavity 10 can be effectively prolonged, the air is in contact with the heater 12 on each of the guide plates 11, and therefore the heating efficiency of the air is higher.
Specifically, in the present embodiment, the plurality of heaters 12 are arranged in an array, a gap for air to flow through is left between two adjacent heaters 12 in each row, and the heaters 12 in two adjacent rows are respectively inclined towards two sides, so that the air flows through the gap in a zigzag manner, which is beneficial to improving the contact area and the contact time between the air and each heater 12, and the air is heated more easily, so that the heaters 12 have better air heating efficiency and lower energy consumption.
Specifically, the heater 12 in this embodiment is a fin, a quartz tube or a mica heating plate, wherein the fin, the quartz tube and the mica heating plate are all in the prior art and can be directly used by those skilled in the art. Meanwhile, a control switch is arranged on the outer wall of the heating chamber 1, the control switch is electrically connected with the heater 12 and the blower 4, the heater 12 and the blower 4 can be started and stopped through the control switch, and the heating power of the heater 12 and the power of the blower 4 can be controlled.
Preferably, a temperature detector is fixedly arranged at the mouth of the air outlet pipe 3 in this embodiment, and the temperature of the hot air blown out from the air outlet pipe 3 can be detected in real time by the temperature detector, so that the heater 12 and the blower 4 can be adjusted in time. It should be noted that the temperature detector is the prior art, and an air temperature detector of a specific model, german test 610, may be adopted.
When the air conditioner is used specifically, external air is extracted by the blower 4 and conveyed into the heating inner cavity 10 of the heating chamber 1, along with continuous injection of the air, the air flows in a channel in the heating inner cavity 10 and contacts with the heater 12 in the flowing process, the air in the heating inner cavity 10 is heated by the heater 12 to form high-temperature hot air with the temperature of 250 ℃, the hot air continuously flows into the pressurizing hopper 13, is sprayed out of the air outlet pipe 3 after being bundled by the pressurizing hopper 13 and is sprayed onto a product on an external processing conveying belt, so that a silica gel series cementing agent on the product is heated and quickly solidified, the hot air is sprayed out of the air outlet pipe 3 and then is scattered all around, and as the hot air recovery port 15 is communicated with the input end of the blower 4 through the hot air recovery cavity 14, the hot air recovery pipe 7 and the blower air inlet pipe 5, negative pressure is formed in the hot air recovery cavity 14, so that, the used hot air is changed into residual hot air, enters the hot air recovery cavity 14 under the action of negative pressure at the hot air recovery port 15, flows into the blower 4, is blown into the heating chamber 1 through the blower 4, is heated again and is recycled. Because the residual heat gas has the temperature, the heater 12 can heat the gas in the heating chamber 1 to the specified temperature more quickly, can effectively recover the residual heat gas, and reheats the residual heat gas, thereby reducing the energy consumption of the heater 12 and improving the heating efficiency.
Example 2
As shown in fig. 4-5, this embodiment includes the above embodiment 1, and also includes an insulating layer 16, and the insulating layer 16 is fixedly wrapped on the outer wall of the hot air recovery loop 2. Wherein heat preservation 16 can be adiabatic panel or sponge, can keep warm to steam recovery ring cover 2 and partial heating chamber 1 through heat preservation 16, can effectively avoid the outside transmission of heat, avoids appearing the heat loss to can reduce the energy loss in the heating process.
Preferably, the present embodiment further includes a second gas-collecting hood 17 for collecting the waste hot gas, the second gas-collecting hood 17 is fixedly connected to the outer wall of the insulating layer 16, and the second gas-collecting hood 17 covers the hot gas recovery port 15. After hot gas is blown out from the air outlet pipe 3 and the product is heated, the residual hot gas is collected by the second gas collecting hood 17, so that the residual hot gas can enter the hot gas recovery cavity 14 from the hot gas recovery port 15, and the recovery rate of the residual hot gas is higher.
The above description is only for the preferred embodiment of the present invention, and should not be construed as limiting the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included within the protection scope of the present invention.
Claims (10)
1. A gas heating apparatus for recycling hot wind, comprising:
the heating device comprises a heating chamber (1), wherein a heating inner cavity (10) is arranged in the heating chamber (1), a plurality of guide plates (11) are fixedly arranged in the heating inner cavity (10), each guide plate (11) can be detachably connected with a plurality of heaters (12), an air outlet pipe (3) is arranged at the bottom end of the heating chamber (1), the air outlet pipe (3) is communicated with the heating inner cavity (10), a heating chamber air inlet (9) is arranged at the top end of the heating chamber (1), and the heating chamber air inlet (9) is communicated with the heating inner cavity (10);
the hot gas recovery ring sleeve (2) is sleeved on the outer wall of the heating chamber (1), a hot gas recovery cavity (14) is formed between the inner wall of the hot gas recovery ring sleeve (2) and the outer wall of the heating chamber (1), a hot gas recovery port (15) communicated with the hot gas recovery cavity (14) is formed in the bottom end of the hot gas recovery ring sleeve (2), and a hot gas recovery pipe (7) communicated with the hot gas recovery cavity (14) is arranged at the top end of the hot gas recovery ring sleeve (2);
the hot air recycling pipe (7) is communicated with the input end of the blower (4), and the output end of the blower (4) is connected and communicated with the air inlet (9) of the heating chamber.
2. The gas heating device for recycling hot air according to claim 1, wherein an input end of the blower (4) is provided with a blower inlet pipe (5), one end of the blower inlet pipe (5) is fixedly connected and communicated with the input end of the blower (4), the other end of the blower inlet pipe (5) is connected with a first gas collecting hood (6), and one end of the hot air recycling pipe (7) far away from the hot air recycling ring sleeve (2) is detachably connected and communicated with the middle part of the blower inlet pipe (5).
3. The gas heating apparatus for recycling hot wind according to claim 1, wherein the output end of the blower (4) is provided with a blower outlet pipe (8), one end of the blower outlet pipe (8) is fixedly connected and communicated with the output end of the blower (4), and the other end of the blower outlet pipe (8) is detachably connected with the heating chamber air inlet (9).
4. The gas heating device for recycling hot wind according to claim 1, wherein a pressurizing hopper (13) is disposed between the bottom end of the heating chamber (1) and the wind outlet pipe (3), one end of the pressurizing hopper (13) is a wind inlet end, the other end of the pressurizing hopper is a wind outlet end, the wind inlet end is fixedly connected to the bottom end of the heating chamber (1), the bottom end of the heating chamber (1) is provided with an opening, the wind inlet end is communicated with the heating cavity (10) through the opening, the wind outlet end is fixedly connected to and communicated with one end of the wind outlet pipe (3), and the size of the wind inlet end is larger than that of the wind outlet end.
5. The gas heating apparatus for recycling hot wind according to claim 1, further comprising an insulation layer (16), wherein the insulation layer (16) is fixedly wrapped on the outer wall of the hot wind recycling collar (2).
6. The gas heating device for recycling hot wind according to claim 5, further comprising a second gas collecting hood (17) for collecting waste heat gas, wherein the second gas collecting hood (17) is fixedly connected to the outer wall of the insulating layer (16) and covers the hot gas recycling port (15).
7. The gas heating apparatus for recycling hot wind according to any of claims 1 to6, wherein a plurality of said guide plates (11) are fixedly connected to the inner wall of said heating chamber (1), and a plurality of said guide plates (11) are spaced from the inner wall of said heating chamber (1) to form a passage for air flow, said passage being staggered in a serpentine shape.
8. The gas heating apparatus for recycling hot wind according to any of claims 1 to6, wherein a plurality of said heaters (12) are arranged in an array, and a gap for air to flow through is left between two adjacent said heaters (12) in each row.
9. The gas heating apparatus for recycling hot wind according to any one of claims 1 to6, wherein the heater (12) is a fin, a quartz tube or a mica heating plate.
10. The gas heating device for recycling hot wind according to any one of claims 1 to6, wherein a temperature detector is fixed at the mouth of the air outlet pipe (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921460081.8U CN210788022U (en) | 2019-09-04 | 2019-09-04 | Gas heating device capable of recycling hot air |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921460081.8U CN210788022U (en) | 2019-09-04 | 2019-09-04 | Gas heating device capable of recycling hot air |
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| Publication Number | Publication Date |
|---|---|
| CN210788022U true CN210788022U (en) | 2020-06-19 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921460081.8U Active CN210788022U (en) | 2019-09-04 | 2019-09-04 | Gas heating device capable of recycling hot air |
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| CN (1) | CN210788022U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112726159A (en) * | 2020-12-25 | 2021-04-30 | 珠海格力电器股份有限公司 | Air duct heating assembly and clothes treatment equipment with same |
| CN114516103A (en) * | 2022-02-25 | 2022-05-20 | 浙江水墨江南新材料科技有限公司 | Improved long-acting sterilization wood processing method |
-
2019
- 2019-09-04 CN CN201921460081.8U patent/CN210788022U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112726159A (en) * | 2020-12-25 | 2021-04-30 | 珠海格力电器股份有限公司 | Air duct heating assembly and clothes treatment equipment with same |
| CN114516103A (en) * | 2022-02-25 | 2022-05-20 | 浙江水墨江南新材料科技有限公司 | Improved long-acting sterilization wood processing method |
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