CN212721012U - Low-temperature waste gas waste heat recovery processing device - Google Patents

Low-temperature waste gas waste heat recovery processing device Download PDF

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Publication number
CN212721012U
CN212721012U CN202021162120.9U CN202021162120U CN212721012U CN 212721012 U CN212721012 U CN 212721012U CN 202021162120 U CN202021162120 U CN 202021162120U CN 212721012 U CN212721012 U CN 212721012U
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China
Prior art keywords
box
water
water tank
filter screen
heat
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CN202021162120.9U
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Chinese (zh)
Inventor
张宏伟
陈晓曦
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TIANJIN HUANENG THERMAL EQUIPMENT CO Ltd
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TIANJIN HUANENG THERMAL EQUIPMENT CO Ltd
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Priority to CN202021162120.9U priority Critical patent/CN212721012U/en
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Abstract

The utility model relates to the technical field of environmental protection, in particular to a low-temperature waste gas waste heat recovery and treatment device which can improve the heat exchange efficiency, improve the heat recovery effect and save energy through arrangement; the heat exchanger comprises a recycling tank, a heat exchange tube and an air outlet tube, wherein a cavity is formed in the recycling tank, the heat exchange tube is spirally arranged in the recycling tank, and the input end of the heat exchange tube extends out of the top end of the recycling tank; still include the water tank, the filter screen, the inlet tube, a water pump, the heat storage box, the dust removal case, the baffle, filter plate, the adsorbed layer, the headstock, the lead screw, gag lever post and slide, the water tank is located the collection box right side, filter screen fixed mounting is at the water tank inner wall, the inlet tube stretches into to the water tank in, and pass the filter screen, water pump bottom and water tank top fixed connection, the water pump bottom is equipped with the drinking-water pipe, the drinking-water pipe stretches into to the water tank in, the water pump left end is equipped with the outlet pipe, outlet pipe and collection box intercommunication, the heat storage box is located the collection box left side, the heat storage.

Description

Low-temperature waste gas waste heat recovery processing device
Technical Field
The utility model relates to an environmental protection's technical field especially relates to a low temperature waste gas waste heat recovery processing apparatus.
Background
As is well known, a low-temperature exhaust gas waste heat recovery processing device is an auxiliary device for waste heat recovery in a low-temperature exhaust gas processing process, and is widely used in the field of environmental protection; the existing low-temperature waste gas waste heat recovery and treatment device comprises a recovery box, a heat exchange tube and an air outlet tube, wherein a cavity is arranged in the recovery box, the heat exchange tube is spirally arranged in the recovery box, the input end of the heat exchange tube extends out of the top end of the recovery box, the input end of the air outlet tube is connected with the output end of the heat exchange tube, and the output end of the air outlet tube extends out of the bottom end; when the existing low-temperature waste gas waste heat recovery and treatment device is used, waste gas with waste heat enters the heat exchange tube, and after heat is recovered, the waste gas is discharged through the gas outlet pipe; the existing low-temperature waste gas waste heat recovery processing device is found in use, the heat recovery effect is poor, dust and impurities are contained in waste gas, and air pollution is caused by direct discharge.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem, the utility model provides a through the setting, can improve the efficiency of heat exchange, improve heat recovery effect, energy saving's low temperature waste gas waste heat recovery processing apparatus.
The utility model discloses a low temperature waste gas waste heat recovery processing apparatus, including collection box, heat exchange tube and outlet duct, be equipped with the cavity in the collection box, the heat exchange tube spiral is installed in the collection box, and the input of heat exchange tube stretches out the collection box top, and the input of outlet duct is connected with the output of heat exchange tube, and the output of outlet duct stretches out the collection box bottom; the water tank is positioned on the right side of the recovery tank, the filter screen is fixedly arranged on the inner wall of the water tank, the water inlet pipe extends into the water tank and penetrates through the filter screen, the bottom end of the water pump is fixedly connected with the top end of the water tank, the bottom end of the water pump is provided with a water pumping pipe, the water pumping pipe extends into the water tank, the left end of the water pump is provided with a water outlet pipe, the water outlet pipe is communicated with the recovery tank, the heat storage tank is positioned on the left side of the recovery tank, the top end of the heat storage tank is provided with a water discharge pipe, the water discharge pipe is communicated with the recovery tank, the dust removal tank is positioned in front of the recovery tank, the output end of the air outlet pipe is communicated with the dust removal tank, the partition plate is fixedly arranged in the dust removal tank, the bottom end of the filter screen is fixedly connected, the adsorbed layer inserts to the dust removal incasement, and dust removal case right-hand member is equipped with the blast pipe, and headstock fixed mounting is at the water tank left end, and the lead screw right-hand member is rotatable to be installed in the water tank, and the lead screw left end passes the water tank and is connected with the output of headstock, and the gag lever post passes the slide, and gag lever post both ends fixed mounting is on the water tank inner wall, and slide spiral shell dress is on the lead screw, and the slide bottom is equipped with movable scraper blade, and the water tank bottom.
The utility model discloses a low temperature waste gas waste heat recovery processing apparatus still includes the brush, brush bottom and slide plate top end fixed connection, brush top and filter screen bottom contact.
The utility model discloses a low temperature waste gas waste heat recovery processing apparatus still includes the heat-conducting plate, heat-conducting plate and heat exchange tube fixed connection.
The utility model discloses a low temperature waste gas waste heat recovery processing apparatus still includes temperature sensor and heat preservation, and temperature sensor inserts to the input of heat exchange tube, heat preservation and heat storage box outer wall fixed connection.
The utility model discloses a low temperature waste gas waste heat recovery processing apparatus, still include the motor, the apparatus further comprises a rotating shaft, the cleaning brush, the cylinder, the telescopic link, push pedal and dust collection box, motor fixed mounting is at the filter plate right-hand member, the output of pivot right-hand member and motor is connected, the rotatable filter plate that passes of pivot left end, pivot left end and cleaning brush fixed connection, cleaning brush right-hand member and filter plate contact, cylinder bottom and dust removal bottom of the case end fixed connection, the output of telescopic link right-hand member and cylinder is connected, telescopic link left end and push pedal right-hand member fixed connection, push pedal and collection box bottom of the case contact, dust removal case left end is equipped with the dust exhaust mouth, dust collection box and dust exhaust mouth intercommunication, the dust collection box left end is.
The utility model discloses a low temperature waste gas waste heat recovery processing apparatus still includes inserted block and socket, inserted block bottom and adsorbed layer top fixed connection, socket bottom and baffle top fixed connection, and the adsorbed layer bottom can be inserted to the socket in, and the inserted block clamps on dust removal roof end.
The utility model discloses a low temperature waste gas waste heat recovery processing apparatus still includes the filter cartridge, filter cartridge top and drinking-water pipe bottom fixed connection.
The utility model discloses a low temperature waste gas waste heat recovery processing apparatus still includes the observation window, and heat storage box front end is equipped with the opening, and observation window fixed mounting is at the opening part.
Compared with the prior art, the beneficial effects of the utility model are that: firstly, waste gas with residual temperature enters a heat exchange pipe, meanwhile, external water enters a water tank through a water inlet pipe, the waste gas flows upwards after being filtered by a filter screen, a water pump is started, the water in the water tank is pumped out by a water pumping pipe and enters a recycling tank through a water outlet pipe, the heat of the waste gas in the heat exchange pipe is transferred into the water, then the waste gas is discharged into a dust removal tank through a gas outlet pipe, the waste gas is discharged from an exhaust pipe after being filtered by a filter screen plate and adsorbed by an adsorption layer, simultaneously, after the water in the recycling tank is heated, a valve of a drain pipe is opened, the waste gas is discharged through the drain pipe, if the water tank needs to be cleaned, a power box is started, a lead screw is driven to rotate by transmission, a sliding plate is driven to slide left and right, a limiting rod can improve the stability of the sliding plate, when the sliding plate slides from left to right, through the arrangement, the heat exchange efficiency can be improved, the heat recovery effect is improved, and the energy is saved.
Drawings
Fig. 1 is a schematic structural diagram of the present invention;
FIG. 2 is a schematic sectional front view of a dust box connection;
FIG. 3 is a schematic view showing the connection between the heat insulating layer and the heat storage tank;
FIG. 4 is an enlarged schematic view of a portion A of FIG. 1;
in the drawings, the reference numbers: 1. a recycling bin; 2. a heat exchange pipe; 3. an air outlet pipe; 4. a water tank; 5. a filter screen; 6. a water inlet pipe; 7. a water pump; 8. a water pumping pipe; 9. a water outlet pipe; 10. a drain pipe; 11. a heat storage tank; 12. a dust removal box; 13. a partition plate; 14. a filter screen plate; 15. an adsorption layer; 16. an exhaust pipe; 17. a power box; 18. a lead screw; 19. a limiting rod; 20. a slide plate; 21. a dust exhaust pipe; 22. a brush; 23. a heat conducting plate; 24. a temperature sensor; 25. a heat-insulating layer; 26. a motor; 27. a rotating shaft; 28. cleaning a brush; 29. a cylinder; 30. a telescopic rod; 31. pushing the plate; 32. a dust exhaust port; 33. a dust collecting box; 34. cleaning the door; 35. inserting a block; 36. a socket; 37. a filter box; 38. and (4) an observation window.
Detailed Description
The following detailed description of the embodiments of the present invention is provided with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.
As shown in fig. 1 to 4, the low-temperature waste gas waste heat recovery and treatment device of the present invention comprises a recovery tank 1, a heat exchange tube 2 and an air outlet tube 3, wherein a cavity is arranged in the recovery tank 1, the heat exchange tube 2 is spirally mounted in the recovery tank 1, an input end of the heat exchange tube 2 extends out of a top end of the recovery tank 1, an input end of the air outlet tube 3 is connected with an output end of the heat exchange tube 2, and an output end of the air outlet tube 3 extends out of a bottom end of the; the water storage tank comprises a water tank 4, a filter screen 5, a water inlet pipe 6, a water pump 7, a heat storage tank 11, a dust removal tank 12, a partition plate 13, a filter screen plate 14, an adsorption layer 15, a power box 17, a lead screw 18, a limiting rod 19 and a sliding plate 20, wherein the water tank 4 is positioned on the right side of a recovery tank 1, the filter screen 5 is fixedly installed on the inner wall of the water tank 4, the water inlet pipe 6 extends into the water tank 4 and penetrates through the filter screen 5, the bottom end of the water pump 7 is fixedly connected with the top end of the water tank 4, a water pumping pipe 8 is arranged at the bottom end of the water pump 7, the water pumping pipe 8 extends into the water tank 4, a water outlet pipe 9 is arranged at the left end of the water pump 7, the water outlet pipe 9 is communicated with the recovery tank 1, the heat storage tank 11 is positioned on the left side of the recovery tank 1, a water outlet pipe 10 is arranged at the top end of, the top end of a filter screen plate 14 is fixedly connected with the top end of a dust removal box 12, the top end of the dust removal box 12 is provided with an opening, an adsorption layer 15 is inserted into the dust removal box 12, the right end of the dust removal box 12 is provided with an exhaust pipe 16, a power box 17 is fixedly installed at the left end of a water tank 4, the right end of a screw rod 18 is rotatably installed in the water tank 4, the left end of the screw rod 18 penetrates through the water tank 4 and is connected with the output end of the power box 17, a limiting rod 19 penetrates through a sliding plate 20, two ends of the limiting rod 19 are fixedly installed on the inner wall of the water tank 4, the sliding plate 20 is screwed; firstly, waste gas with residual temperature enters a heat exchange tube 2, meanwhile, external water enters a water tank 4 through a water inlet tube 6, the waste gas flows upwards after being filtered by a filter screen 5, a water pump 7 is started, water in the water tank 4 is pumped out by a water pumping tube 8 and enters a recovery box 1 through a water outlet tube 9, heat of the waste gas in the heat exchange tube 2 is transferred into the water, then the waste gas is discharged into a dust removal box 12 through a gas outlet tube 3, the waste gas is discharged from a gas exhaust tube 16 after being filtered by a filter screen plate 14 and adsorbed by an adsorption layer 15, meanwhile, after the water in the recovery box 1 is heated, a valve of a water discharge tube 10 is opened, the waste gas is discharged through the water discharge tube 10, if the water tank 4 needs to be cleaned, a power box 17 is started, a lead screw 18 is driven to rotate by transmission, the sliding plate 20 is driven to slide left and right, a limiting rod 19 can improve the stability of the sliding plate 20, and the sediment at the bottom end of the water tank 4 is scraped to the dust exhaust pipe 21 and is discharged, so that the heat exchange efficiency can be improved, the heat recovery effect is improved, and the energy is saved.
The utility model discloses a low-temperature waste gas waste heat recovery and treatment device, which also comprises a brush 22, the bottom end of the brush 22 is fixedly connected with the top end of a sliding plate 20, and the top end of the brush 22 is contacted with the bottom end of a filter screen 5; through setting up, when slide 20 was driven to slide, brush 22 was driven simultaneously and is slided to will adhere to the clean up such as impurity dust in filter screen 5 bottom, prevent that filter screen 5 from blockking up, improve filter effect of filter screen 5.
The utility model discloses a low-temperature waste gas waste heat recovery processing device, which also comprises a heat conducting plate 23, wherein the heat conducting plate 23 is fixedly connected with a heat exchange tube 2; through setting up, the heat transfer in the heat exchange tube 2 of being convenient for increases the area of contact of heat exchange tube 2 and water, improves the heat exchange effect.
The utility model discloses a low temperature waste gas waste heat recovery processing device, which also comprises a temperature sensor 24 and a heat preservation layer 25, wherein the temperature sensor 24 is inserted into the input end of the heat exchange tube 2, and the heat preservation layer 25 is fixedly connected with the outer wall of the heat storage tank 11; through setting up temperature sensor 24, can get into heat exchange tube 2 the time carry out the temperature measurement to waste gas, the speed of the water entering collection box 1 in the control water tank 4 of being convenient for, if waste gas temperature is higher, so can accelerate the speed that water gets into collection box 1, if waste gas temperature is lower, so can reduce the speed that water got into collection box 1, improve heat recovery's efficiency, set up heat preservation 25, can play heat retaining effect to heat storage box 11, prevent heat loss.
The utility model discloses a low temperature waste gas waste heat recovery processing apparatus, still include motor 26, pivot 27, cleaning brush 28, cylinder 29, telescopic link 30, push pedal 31 and dust collection box 33, motor 26 fixed mounting is at filter screen plate 14 right-hand member, pivot 27 right-hand member and motor 26's output are connected, pivot 27 left end is rotatable to pass filter screen plate 14, pivot 27 left end and cleaning brush 28 fixed connection, cleaning brush 28 right-hand member and filter screen plate 14 contact, cylinder 29 bottom and dust removal case 12 bottom fixed connection, telescopic link 30 right-hand member and cylinder 29's output are connected, telescopic link 30 left end and push pedal 31 right-hand member fixed connection, push pedal 31 and recovery case 1 bottom contact, dust removal case 12 left end is equipped with dust exhaust port 32, dust collection box 33 and dust exhaust port 32 communicate, dust collection box 33 left end is equipped with clearance door 34; through setting up, starter motor 26, the transmission drives pivot 27 and rotates, drive clearance brush 28 simultaneously and rotate, and clear up attached to the dust impurity on filtering screen plate 14, dust impurity falls into dust removal case 12 bottom, can prevent to filter screen plate 14 and block up, improve the filter effect who filters screen plate 14, actuating cylinder 29, drive telescopic link 30 and control flexible, promote the push pedal 31 and remove about, when push pedal 31 removes from the right side left side, can strike off the dust impurity who falls into dust removal case 12 bottom to dust exhaust port 32 and discharge, and fall into dust collection box 33, open clearance door 34, can clear up dust collection box 33 is inside, prevent that the dust from piling up, improve dust removal case 12's cleanliness.
The utility model discloses a low temperature waste gas waste heat recovery processing apparatus, still include inserted block 35 and socket 36, inserted block 35 bottom and 15 tops of adsorbed layer fixed connection, socket 36 bottom and 13 tops of baffle fixed connection, the 15 bottoms of adsorbed layer can be inserted into socket 36, inserted block 35 clamps on 12 tops of dust removal case; through setting up, be convenient for adsorbed layer 15's change and installation, improve the convenience.
The utility model discloses a low-temperature waste gas waste heat recovery and treatment device, which also comprises a filter box 37, wherein the top end of the filter box 37 is fixedly connected with the bottom end of a water pumping pipe 8; through setting up, can carry out the secondary filter to the water that gets into in the water tank 4, improve the cleanliness factor of water.
The utility model discloses a low-temperature waste gas waste heat recovery processing device, which also comprises an observation window 38, wherein the front end of the heat storage box 11 is provided with an opening, and the observation window 38 is fixedly arranged at the opening; through setting up observation window 38, be convenient for observe the hot water's in the heat storage tank 11 the condition of storing, improve the convenience.
The utility model discloses a low temperature waste gas waste heat recovery processing device, it is at work, the waste gas that has the waste heat at first gets into the heat exchange tube, outside water gets into the water tank through the inlet tube simultaneously, after the filtration of filter screen and filter cartridge, upward flow, start the water pump, water in the water tank is taken out by the drinking-water pipe, get into the collection box through the outlet pipe, the heat of waste gas in the heat exchange tube passes through the heat-conducting plate and transmits to the aquatic, water becomes hot, get into the heat-retaining box through the drain pipe, waste gas passes through the outlet duct and discharges into the dust removal box, after the filtration of filter plate and the absorption of adsorbed layer, discharge from the blast pipe can, if need to clear up the dust removal box, then start the motor, the transmission drives the pivot and rotate, drive the cleaning brush rotation simultaneously, and clear up the dust impurity that adheres to filter plate, prevent filter plate jam, dust impurity falls into, then the cylinder is started to drive the telescopic rod to stretch left and right, the push plate is pushed to move left and right, when the push plate moves from right to left, the dust impurities falling into the bottom end of the dust removing box can be pushed to the dust discharging port to be discharged and fall into the dust collecting box, the cleaning door is opened, the interior of the dust collecting box can be cleaned, the dust is prevented from being accumulated,
if need clear up the water tank, start the headstock so, the transmission drives the lead screw and rotates, drives the slide horizontal slip, and the gag lever post can improve the stability of slide, and when the slide slided from a left side to the right side, the brush can be fallen the impurity clearance of attaching to the filter screen bottom, and the activity scraper blade of slide bottom is the vertical state simultaneously to strike off the deposit of water tank bottom to the dust exhaust pipe discharge can.
The installation mode, the connection mode or the arrangement mode of the low-temperature waste gas waste heat recovery and treatment device of the utility model are common mechanical modes, and the low-temperature waste gas waste heat recovery and treatment device can be implemented as long as the beneficial effects can be achieved; the utility model discloses a low temperature waste gas waste heat recovery processing apparatus's water pump, headstock, motor and cylinder are purchase on the market, and this industry technical staff only need according to its subsidiary specification install and operate can.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the protection scope of the present invention.

Claims (8)

1. A low-temperature waste gas waste heat recovery treatment device comprises a recovery box (1), a heat exchange tube (2) and an air outlet tube (3), wherein a cavity is formed in the recovery box (1), the heat exchange tube (2) is spirally arranged in the recovery box (1), the input end of the heat exchange tube (2) extends out of the top end of the recovery box (1), the input end of the air outlet tube (3) is connected with the output end of the heat exchange tube (2), and the output end of the air outlet tube (3) extends out of the bottom end of the recovery box (1); the device is characterized by further comprising a water tank (4), a filter screen (5), a water inlet pipe (6), a water pump (7), a heat storage tank (11), a dust removal tank (12), a partition plate (13), a filter screen plate (14), an adsorption layer (15), a power box (17), a lead screw (18), a limiting rod (19) and a sliding plate (20), wherein the water tank (4) is positioned on the right side of the recovery tank (1), the filter screen (5) is fixedly installed on the inner wall of the water tank (4), the water inlet pipe (6) extends into the water tank (4) and penetrates through the filter screen (5), the bottom end of the water pump (7) is fixedly connected with the top end of the water tank (4), a water pumping pipe (8) is arranged at the bottom end of the water pump (7), the water pumping pipe (8) extends into the water tank (4), a water outlet pipe (9) is arranged at the left end of the water pump (7), the, the top end of the heat storage box (11) is provided with a drain pipe (10), the drain pipe (10) is communicated with the recovery box (1), the dust removal box (12) is positioned in front of the recovery box (1), the output end of the air outlet pipe (3) is communicated with the dust removal box (12), a partition plate (13) is fixedly installed in the dust removal box (12), the bottom end of a filter screen plate (14) is fixedly connected with the top end of the partition plate (13), the top end of the filter screen plate (14) is fixedly connected with the top end of the dust removal box (12), the top end of the dust removal box (12) is provided with an opening, an adsorption layer (15) is inserted into the dust removal box (12), the right end of the dust removal box (12) is provided with an exhaust pipe (16), a power box (17) is fixedly installed at the left end of the water tank (4), the right end of a lead screw (18) is rotatably installed in the water tank (4), the left end, two ends of a limiting rod (19) are fixedly arranged on the inner wall of the water tank (4), a sliding plate (20) is arranged on a lead screw (18) in a threaded mode, a movable scraper is arranged at the bottom end of the sliding plate (20), and a dust exhaust pipe (21) is arranged at the bottom end of the water tank (4).
2. The low-temperature waste gas heat recovery and treatment device as claimed in claim 1, further comprising a brush (22), wherein the bottom end of the brush (22) is fixedly connected with the top end of the sliding plate (20), and the top end of the brush (22) is in contact with the bottom end of the filter screen (5).
3. The low-temperature waste gas waste heat recovery and treatment device as claimed in claim 2, further comprising a heat conduction plate (23), wherein the heat conduction plate (23) is fixedly connected with the heat exchange tube (2).
4. A low-temperature exhaust gas waste heat recovery processing device according to claim 3, further comprising a temperature sensor (24) and an insulating layer (25), wherein the temperature sensor (24) is inserted into the input end of the heat exchange pipe (2), and the insulating layer (25) is fixedly connected with the outer wall of the heat storage tank (11).
5. The low-temperature waste gas waste heat recovery and treatment device according to claim 4, further comprising a motor (26), a rotating shaft (27), a cleaning brush (28), a cylinder (29), a telescopic rod (30), a push plate (31) and a dust collection box (33), wherein the motor (26) is fixedly installed at the right end of the filter screen plate (14), the right end of the rotating shaft (27) is connected with the output end of the motor (26), the left end of the rotating shaft (27) can rotatably penetrate through the filter screen plate (14), the left end of the rotating shaft (27) is fixedly connected with the cleaning brush (28), the right end of the cleaning brush (28) is in contact with the filter screen plate (14), the bottom end of the cylinder (29) is fixedly connected with the bottom end of the dust removal box (12), the right end of the telescopic rod (30) is connected with the output end of the cylinder (29), the left end of the telescopic rod (30) is fixedly connected with the right end of the push, the left end of the dust removing box (12) is provided with a dust discharging port (32), the dust collecting box (33) is communicated with the dust discharging port (32), and the left end of the dust collecting box (33) is provided with a cleaning door (34).
6. The low-temperature waste gas waste heat recovery and treatment device according to claim 5, further comprising an insert block (35) and a socket (36), wherein the bottom end of the insert block (35) is fixedly connected with the top end of the adsorption layer (15), the bottom end of the socket (36) is fixedly connected with the top end of the partition plate (13), the bottom end of the adsorption layer (15) can be inserted into the socket (36), and the insert block (35) is clamped at the top end of the dust removal box (12).
7. The low-temperature waste gas waste heat recovery and treatment device as claimed in claim 6, further comprising a filter box (37), wherein the top end of the filter box (37) is fixedly connected with the bottom end of the water pumping pipe (8).
8. The low-temperature waste gas heat recovery and treatment device as claimed in claim 7, further comprising an observation window (38), wherein an opening is formed in the front end of the heat storage tank (11), and the observation window (38) is fixedly installed at the opening.
CN202021162120.9U 2020-06-19 2020-06-19 Low-temperature waste gas waste heat recovery processing device Active CN212721012U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202021162120.9U CN212721012U (en) 2020-06-19 2020-06-19 Low-temperature waste gas waste heat recovery processing device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202021162120.9U CN212721012U (en) 2020-06-19 2020-06-19 Low-temperature waste gas waste heat recovery processing device

Publications (1)

Publication Number Publication Date
CN212721012U true CN212721012U (en) 2021-03-16

Family

ID=74960880

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202021162120.9U Active CN212721012U (en) 2020-06-19 2020-06-19 Low-temperature waste gas waste heat recovery processing device

Country Status (1)

Country Link
CN (1) CN212721012U (en)

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