CN215003085U - Waste heat recovery device for industrial furnace - Google Patents
Waste heat recovery device for industrial furnace Download PDFInfo
- Publication number
- CN215003085U CN215003085U CN202121332757.2U CN202121332757U CN215003085U CN 215003085 U CN215003085 U CN 215003085U CN 202121332757 U CN202121332757 U CN 202121332757U CN 215003085 U CN215003085 U CN 215003085U
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- water tank
- dust removal
- heat exchange
- exchange water
- waste heat
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- 238000011084 recovery Methods 0.000 title claims abstract description 29
- 239000002918 waste heat Substances 0.000 title claims abstract description 28
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 76
- 239000000428 dust Substances 0.000 claims abstract description 53
- 239000007789 gas Substances 0.000 claims abstract description 22
- 239000006185 dispersion Substances 0.000 claims abstract description 11
- 238000003756 stirring Methods 0.000 claims description 6
- 238000007789 sealing Methods 0.000 claims description 5
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 abstract description 24
- 239000003546 flue gas Substances 0.000 abstract description 24
- 230000000694 effects Effects 0.000 abstract description 7
- 238000010438 heat treatment Methods 0.000 description 8
- 238000009434 installation Methods 0.000 description 7
- 238000000034 method Methods 0.000 description 4
- 239000003638 chemical reducing agent Substances 0.000 description 3
- 238000010030 laminating Methods 0.000 description 2
- 241001233242 Lontra Species 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 238000010924 continuous production Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 210000003437 trachea Anatomy 0.000 description 1
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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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- Waste-Gas Treatment And Other Accessory Devices For Furnaces (AREA)
Abstract
The utility model discloses a waste heat recovery device for an industrial furnace, which relates to the technical field of waste heat recovery of the industrial furnace, and comprises a support frame, wherein a heat exchange water tank is arranged on the support frame, a dust removal box is arranged on the support frame, a gas collecting hood connected with the dust removal box is arranged at the top of the dust removal box, a gas inlet pipe is arranged on the gas collecting hood, a plurality of dust removal filter screen plates distributed at equal intervals are arranged in the dust removal box, an air guide mechanism communicated with the dust removal box is arranged in the heat exchange water tank, and a dispersion mechanism is arranged in the heat exchange water tank; the utility model can disperse the flue gas of the industrial furnace through the arranged gas guide mechanism, so that the flue gas can be dispersed and enter the branch pipe, the flue gas can fully exchange heat with cold water introduced into the heat exchange water tank, and the high-efficiency and sufficient waste heat recovery of the flue gas is realized; the dispersion mechanism who sets up can rotate the inside cold water of heat exchange water tank, promotes the disturbance of cold water for cold water and the abundant contact of branch pipe after being heated have promoted the waste heat recovery effect of industrial furnace kiln greatly.
Description
Technical Field
The utility model relates to an industrial furnace kiln waste heat recovery technical field specifically is a waste heat recovery device that industrial furnace kiln was used.
Background
The industrial kiln can be divided into two types according to the thermal regulation: one type is an intermittent kiln which is also called a periodic kiln and is characterized in that the kiln is intermittently produced, and the temperature of the kiln is changed in each heating period, such as a chamber kiln, a trolley type kiln, a well type kiln and the like; the second type is a continuous kiln, which is characterized in that the kiln is used for continuous production, and temperature sections are divided in a kiln chamber. The temperature of each section is not changed in the heating process, and the workpieces gradually enter a high-temperature heating zone from a low-temperature preheating zone, such as a continuous heating kiln, a heat treatment kiln, an annular kiln, a stepping kiln, a vibrating-bottom kiln and the like.
The patent with the publication number of CN 211316996U discloses a waste heat recovery device for an industrial furnace kiln, which comprises a cylinder, a recovery box and U-shaped conveying pipes, wherein an installation disc is arranged inside the recovery box, a plurality of U-shaped conveying pipes are uniformly arranged on the installation disc along the circumferential direction, the U-shaped conveying pipes are arranged in series, a dust filter layer and a cover plate are sequentially arranged above the installation disc from bottom to top, two ends of each U-shaped conveying pipe penetrate through the dust filter layer and the cover plate respectively and extend to the upper part of the cover plate, the installation disc and the cover plate are fixedly connected through a connecting column, the center of the top of the cover plate is fixedly connected with the cylinder, the top of the cylinder is fixedly connected onto an installation frame, and two ends of the bottom of the installation frame are fixedly connected onto the outer surface of the recovery box; however, when the device is used for recovering waste heat, the device cannot be used for sufficiently recovering the waste heat of the high-temperature flue gas of the industrial furnace, so that a waste heat recovery device for the industrial furnace is provided to solve the technical problem.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a waste heat recovery device that industrial furnace kiln was used is in order to solve the problem that proposes in the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme:
the utility model provides a waste heat recovery device that industrial furnace kiln was used, includes the support frame, installs heat exchange water tank on the support frame, installs the dust removal case on the support frame, and dust removal roof portion is equipped with the gas collecting channel of being connected with it, installs the intake pipe on the gas collecting channel, the dust removal filter plate that the dust removal incasement was equipped with a plurality of equidistance and distributes, be equipped with the air guide mechanism with dust removal case intercommunication in the heat exchange water tank, be equipped with dispersion mechanism in the heat exchange water tank.
As an improved scheme of the utility model: the air guide mechanism is including installing the reducer in dust removal bottom of the case portion, and a plurality of branch pipe that extends to in the heat transfer water tank is installed to reducer bottom intercommunication, the intercommunication is installed on the branch pipe and is catchmented the trachea, and the manifold extends to the heat transfer water tank outside.
As an improved scheme of the utility model: the support frame is provided with a delivery pump, the outlet end of the delivery pump is provided with a water inlet pipe extending into the heat exchange water tank, the side wall of the heat exchange water tank is provided with a water outlet pipe communicated with the heat exchange water tank, and the water outlet pipe is provided with a valve.
As an improved scheme of the utility model: the dispersing mechanism comprises a driving motor arranged at the bottom of the heat exchange water tank, an output shaft of the driving motor is in driving connection with a driving gear, the driving gear is in meshing connection with a driven gear, a rotating shaft extending into the heat exchange water tank is coaxially fixed on the driven gear, and a plurality of pairs of stirring screen plates are fixed on the side wall of the rotating shaft.
As an improved scheme of the utility model: a condensate water tank is fixed on the supporting frame, and the air collecting pipe extends into the condensate water tank.
As an improved scheme of the utility model: the dust removal case outer wall cup joints and installs back shape support frame board, returns shape support frame board upper surface laminating and is provided with seal ring, terminal surface and seal ring laminating butt under the gas collecting channel.
As an improved scheme of the utility model: the utility model discloses a dust removal filter plate, including dust removal filter plate, connecting plate, dust removal case, threaded rod, threaded connection have the threaded sleeve with the connecting plate butt on the threaded rod, be fixed with the hand wheel on the threaded sleeve.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the utility model discloses an air guide mechanism that sets up can disperse the flue gas of industrial furnace stove for the flue gas dispersion enters into the branch pipe, makes the flue gas can carry out abundant heat transfer with the cold water that lets in the heat transfer water tank, realizes the high-efficient and abundant waste heat recovery to the flue gas.
2. The utility model discloses a dispersion mechanism who sets up can rotate the inside cold water of heat exchange water tank, promotes the disturbance of cold water for cold water and the abundant contact of branch pipe after being heated have promoted the waste heat recovery effect of industrial furnace kiln greatly.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of the structure of the present invention after being partially cut;
fig. 3 is a partial enlarged view of a portion a in fig. 2 according to the present invention;
fig. 4 is a schematic diagram of the local explosion of the present invention.
In the figure: 1-supporting frame, 2-water inlet pipe, 3-delivery pump, 4-reducing pipe, 5-air inlet pipe, 6-air collecting hood, 7-dust removing box, 8-branch pipe, 9-heat exchange water tank, 10-condensate tank, 11-water outlet pipe, 12-driving motor, 13-dust removing filter screen plate, 14-square-shaped supporting frame plate, 15-threaded rod, 16-sealing washer, 17-connecting plate, 18-hand wheel, 19-threaded sleeve, 20-air collecting pipe, 21-driven gear, 22-driving gear, 23-rotating shaft and 24-stirring screen plate.
Detailed Description
The technical scheme of the patent is further described in detail by combining the following specific embodiments:
example 1
Referring to fig. 1-4, a waste heat recovery device for an industrial furnace comprises a support frame 1, a heat exchange water tank 9 is installed on the support frame 1, a dust removal box 7 is installed on the support frame 1, a gas collection hood 6 connected with the dust removal box 7 is arranged at the top of the dust removal box 7, an air inlet pipe 5 is installed on the gas collection hood 6, a plurality of dust removal filter screen plates 13 distributed at equal intervals are arranged in the dust removal box 7, an air guide mechanism communicated with the dust removal box 7 is arranged in the heat exchange water tank 9, and a dispersion mechanism is arranged in the heat exchange water tank 9.
The air guide mechanism of the device comprises a reducing pipe 4 arranged at the bottom of a dust removing box 7, wherein a plurality of branch pipes 8 extending into a heat exchange water tank 9 are arranged at the bottom of the reducing pipe 4 in a communicated mode, an air collecting pipe 20 is arranged on each branch pipe 8 in a communicated mode, and the air collecting pipe 20 extends to the outside of the heat exchange water tank 9.
When using this device, be connected intake pipe 5 with the high temperature flue gas that industrial furnace kiln produced, the high temperature flue gas enters into dust removal case 7 after the filter screen board 13 that removes dust and enters into reducer 4 after removing dust, high temperature flue gas dispersion enters into branch pipe 8 inside afterwards, the realization is to the heating effect of a plurality of branch pipes 8, realize the heating effect to the inside cold water of heat exchange water tank 9, flue gas after the dispersion can carry out abundant heat transfer with the cold water that lets in heat exchange water tank 9, the realization is to the high-efficient and abundant waste heat recovery of flue gas.
Wherein, install delivery pump 3 on the support frame 1, the inlet tube 2 that extends to in the heat transfer water tank 9 is installed to the exit end of delivery pump 3, the outlet pipe 11 of intercommunication with it is installed to heat transfer water tank 9 lateral wall, install the valve on the outlet pipe 11, the entrance point and the outside cold water source of the delivery pump 3 that set up are connected, realize pouring into cold water into inside heat transfer water tank 9 through inlet tube 2, cold water after the process heating becomes the hot water, the realization is to the waste heat recovery of industrial furnace kiln high temperature flue gas, open outlet pipe 11 valve and can obtain hot water.
The dispersion mechanism of the device comprises a driving motor 12 arranged at the bottom of a heat exchange water tank 9, an output shaft of the driving motor 12 is in driving connection with a driving gear 22, the driving gear 22 is meshed with a driven gear 21, a rotating shaft 23 extending into the heat exchange water tank 9 is coaxially fixed on the driven gear 21, and a plurality of pairs of stirring screen plates 24 are fixed on the side wall of the rotating shaft 23.
In the heat exchange process, the driving motor 12 is started to drive the driving gear 22 to rotate, the driving gear 22 drives the driven gear 21 to rotate, the driven gear 21 drives the rotating shaft 23 to rotate at the moment, the rotating shaft 23 drives the stirring screen plate 24 to fully stir cold water in the heat exchange water tank 9, cold water disturbance is promoted, and the heat exchange speed is accelerated.
In addition, be fixed with condensate flume 10 on support frame 1, catch inside gas pipe 20 extends to condensate flume 10, and the inside flue gas of branch pipe 8 assembles in catching gas pipe 20 and discharges, and in the discharge process, because the heat absorption of cold water to the flue gas for moisture in the flue gas obtains partial condensation, and the comdenstion water in the flue gas assembles and realizes collecting in condensate flume 10, realizes the recycle of moisture in the flue gas.
Example 2
On the basis of embodiment 1, in addition, the outer wall of the dust removal box 7 of the device is sleeved with a square-shaped supporting frame plate 14, a sealing gasket 16 is arranged on the upper surface of the square-shaped supporting frame plate 14 in a fitting manner, and the lower end surface of the gas collecting hood 6 is abutted to the sealing gasket 16 in a fitting manner.
The gas collecting channel 6 that sets up can be followed dust removal case 7 and dismantled, conveniently filters the inside clearance of otter board 13, dust removal case 7 to removing dust, and gas collecting channel 6 passes through bolted connection and installs on dust removal case 7, and gas collecting channel 6 terminal surface compresses tightly seal ring 16 on the square-wave support framed panel 14, plays sealed effect.
In addition, the dust removal filter screen plate 13 extends to the outside of the dust removal box 7, a connecting plate 17 is installed at the end part of the dust removal filter screen plate 13, a threaded rod 15 which penetrates through the connecting plate 17 in a sliding mode is fixed on the dust removal box 7, a threaded sleeve 19 which is abutted against the connecting plate 17 is connected to the threaded rod 15 in a threaded mode, and a hand wheel 18 is fixed on the threaded sleeve 19.
Can drive threaded sleeve 19 through revolving to twist hand wheel 18 and rotate, threaded sleeve 19 and 15 threaded connection's of threaded rod in-process, threaded sleeve 19 supports to push away connecting plate 17, connecting plate 17 drives dust removal filter screen board 13 and slides into dust removal case 7 inside this moment, the installation to dust removal filter screen board 13 is realized, reverse rotation hand wheel 18 is pulled down threaded sleeve 19 from threaded rod 15, can realize taking dust removal filter screen board 13 out from dust removal case 7, the convenience is filtered the filter screen board 13 regularly to removing dust, guarantee its dust removal effect.
To sum up, the utility model can disperse the flue gas of the industrial furnace through the arranged gas guide mechanism, so that the flue gas is dispersed and enters the branch pipe 8, the flue gas can fully exchange heat with the cold water introduced into the heat exchange water tank 9, and the high-efficiency and full waste heat recovery of the flue gas is realized; the utility model discloses a dispersion mechanism who sets up can rotate the inside cold water of heat exchange water tank 9, promotes the disturbance of cold water for cold water and the abundant contact of branch pipe 8 after being heated have promoted the waste heat recovery effect of industrial furnace kiln greatly.
It should be noted that, although the present specification describes embodiments, each embodiment does not include only a single technical solution, and such description of the specification is only for clarity, and those skilled in the art should take the specification as a whole, and the technical solutions in the embodiments may be appropriately combined to form other embodiments understood by those skilled in the art, and the above embodiments only express the preferred embodiments of the technical solutions, and the description thereof is more specific and detailed, but not construed as limiting the scope of the claims of the technical solutions. It should be noted that, for those skilled in the art, without departing from the concept of the present invention, several variations, modifications and substitutions can be made, which all fall within the scope of protection of the present technical solution. The protection scope of this technical solution patent should be subject to the appended claims.
Claims (7)
1. The utility model provides a waste heat recovery device that industrial furnace kiln was used, includes support frame (1), installs heat exchange water tank (9) on support frame (1), its characterized in that, install dust removal case (7) on support frame (1), dust removal case (7) top is equipped with gas collecting channel (6) of being connected with it, installs intake pipe (5) on gas collecting channel (6), be equipped with dust removal filter screen board (13) that a plurality of equidistance distributes in dust removal case (7), be equipped with the air guide mechanism with dust removal case (7) intercommunication in heat exchange water tank (9), be equipped with dispersion mechanism in heat exchange water tank (9).
2. The waste heat recovery device for the industrial furnace kiln is characterized in that the air guide mechanism comprises a reducing pipe (4) installed at the bottom of the dust removal box (7), a plurality of branch pipes (8) extending into the heat exchange water tank (9) are installed at the bottom of the reducing pipe (4) in a communicated mode, a gas collecting pipe (20) is installed on each branch pipe (8) in a communicated mode, and the gas collecting pipe (20) extends to the outside of the heat exchange water tank (9).
3. The waste heat recovery device for the industrial furnace or kiln as claimed in claim 1, wherein the support frame (1) is provided with a delivery pump (3), the outlet end of the delivery pump (3) is provided with a water inlet pipe (2) extending into the heat exchange water tank (9), the side wall of the heat exchange water tank (9) is provided with a water outlet pipe (11) communicated with the heat exchange water tank, and the water outlet pipe (11) is provided with a valve.
4. The waste heat recovery device for the industrial furnace kiln according to claim 1, wherein the dispersing mechanism comprises a driving motor (12) arranged at the bottom of the heat exchange water tank (9), an output shaft of the driving motor (12) is in driving connection with a driving gear (22), the driving gear (22) is in meshing connection with a driven gear (21), a rotating shaft (23) extending into the heat exchange water tank (9) is coaxially fixed on the driven gear (21), and a plurality of pairs of stirring screen plates (24) are fixed on the side wall of the rotating shaft (23).
5. The waste heat recovery device for industrial furnaces and kilns according to claim 2, characterised in that a condensate tank (10) is fixed to the support frame (1), and the gas manifold (20) extends into the condensate tank (10).
6. The waste heat recovery device for the industrial furnace or kiln according to claim 1, wherein the outer wall of the dust removal box (7) is sleeved with a clip-shaped support frame plate (14), the upper surface of the clip-shaped support frame plate (14) is provided with a sealing gasket (16) in a fitting manner, and the lower end surface of the gas collecting hood (6) is abutted to the sealing gasket (16) in a fitting manner.
7. The waste heat recovery device for the industrial furnace or kiln according to claim 6, wherein the dedusting filter screen plate (13) extends to the outside of the dedusting box (7), a connecting plate (17) is installed at the end of the dedusting filter screen plate (13), a threaded rod (15) which penetrates through the connecting plate (17) in a sliding manner is fixed on the dedusting box (7), a threaded sleeve (19) which is abutted to the connecting plate (17) is connected to the threaded rod (15) in a threaded manner, and a hand wheel (18) is fixed on the threaded sleeve (19).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121332757.2U CN215003085U (en) | 2021-06-15 | 2021-06-15 | Waste heat recovery device for industrial furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121332757.2U CN215003085U (en) | 2021-06-15 | 2021-06-15 | Waste heat recovery device for industrial furnace |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215003085U true CN215003085U (en) | 2021-12-03 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121332757.2U Active CN215003085U (en) | 2021-06-15 | 2021-06-15 | Waste heat recovery device for industrial furnace |
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| Country | Link |
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| CN (1) | CN215003085U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114620957A (en) * | 2022-04-19 | 2022-06-14 | 肖永强 | Production process of low-alkalinity sulphoaluminate cement |
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2021
- 2021-06-15 CN CN202121332757.2U patent/CN215003085U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114620957A (en) * | 2022-04-19 | 2022-06-14 | 肖永强 | Production process of low-alkalinity sulphoaluminate cement |
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Effective date of registration: 20231220 Address after: 464000, No.1 East Section of Industrial Avenue, Advanced Manufacturing Development Zone, Luoshan County, Xinyang City, Henan Province Patentee after: Henan Huanchen Optoelectronic Technology Co.,Ltd. Address before: 230000 floor 1, building 2, phase I, e-commerce Park, Jinggang Road, Shushan Economic Development Zone, Hefei City, Anhui Province Patentee before: Dragon totem Technology (Hefei) Co.,Ltd. Effective date of registration: 20231220 Address after: 230000 floor 1, building 2, phase I, e-commerce Park, Jinggang Road, Shushan Economic Development Zone, Hefei City, Anhui Province Patentee after: Dragon totem Technology (Hefei) Co.,Ltd. Address before: No.1, Yangshan North Road, Xianlin University Town, Nanjing, Jiangsu Province, 210023 Patentee before: Nanjing Vocational University of Industry Technology |