CN211799530U - Hot waste gas filtering device capable of recovering heat - Google Patents
Hot waste gas filtering device capable of recovering heat Download PDFInfo
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- CN211799530U CN211799530U CN201922459751.0U CN201922459751U CN211799530U CN 211799530 U CN211799530 U CN 211799530U CN 201922459751 U CN201922459751 U CN 201922459751U CN 211799530 U CN211799530 U CN 211799530U
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- heat recovery
- filter screen
- heat
- waste gas
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- 238000001914 filtration Methods 0.000 title claims abstract description 76
- 239000002912 waste gas Substances 0.000 title claims abstract description 44
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 72
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 71
- 239000000428 dust Substances 0.000 claims abstract description 66
- 238000011084 recovery Methods 0.000 claims abstract description 57
- 238000007789 sealing Methods 0.000 claims description 40
- 239000007789 gas Substances 0.000 claims description 15
- 238000009298 carbon filtering Methods 0.000 claims description 9
- 229910001220 stainless steel Inorganic materials 0.000 claims description 5
- 239000010935 stainless steel Substances 0.000 claims description 5
- 230000001105 regulatory effect Effects 0.000 claims description 2
- 229910052799 carbon Inorganic materials 0.000 abstract description 12
- 230000000694 effects Effects 0.000 abstract description 12
- 238000005245 sintering Methods 0.000 abstract description 6
- 238000009423 ventilation Methods 0.000 abstract description 3
- 230000008901 benefit Effects 0.000 abstract description 2
- 230000007613 environmental effect Effects 0.000 abstract description 2
- 239000002699 waste material Substances 0.000 abstract description 2
- 238000004140 cleaning Methods 0.000 abstract 1
- 238000009434 installation Methods 0.000 description 14
- 239000012535 impurity Substances 0.000 description 11
- 238000000034 method Methods 0.000 description 6
- 230000008569 process Effects 0.000 description 5
- 238000010521 absorption reaction Methods 0.000 description 3
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 2
- 230000009471 action Effects 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 238000007664 blowing Methods 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 2
- 239000003546 flue gas Substances 0.000 description 2
- 239000000446 fuel Substances 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000004064 recycling Methods 0.000 description 2
- 230000000717 retained effect Effects 0.000 description 2
- 239000002918 waste heat Substances 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 238000007792 addition Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000004907 flux Effects 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- 238000011835 investigation Methods 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 238000005453 pelletization Methods 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 239000010819 recyclable waste Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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- Filtering Of Dispersed Particles In Gases (AREA)
Abstract
The utility model provides a but heat recovery's hot waste gas filter equipment belongs to the environmental protection equipment field. The waste gas treatment device solves the problems that the existing sintering waste gas is directly discharged into the atmosphere, heat energy cannot be utilized insufficiently, and great waste is caused, and meanwhile, the waste gas is directly discharged into the atmosphere without being filtered, so that the atmosphere is polluted. The utility model comprises a filtering cylinder, a heat recovery cylinder and a bottom bracket; the filter cylinder body is provided with an air inlet pipe, an active carbon filter screen, a dust filter screen, a detachable cylinder cover, an air vent and a support block, wherein the active carbon filter screen comprises a left filter screen and a right filter screen which are obliquely and symmetrically arranged, and the dust filter screen comprises a left filter screen and a right filter screen which are obliquely and symmetrically arranged; the heat recovery cylinder body is provided with a spiral ventilation pipeline, an exhaust pipe, a water inlet pipe and a water outlet pipe; the bottom support is provided with a mounting groove and a plurality of supporting legs. The utility model has the advantages of good heat recovery effect and convenient disassembly and cleaning.
Description
Technical Field
The utility model belongs to the environmental protection equipment field, concretely relates to but heat recovery's hot waste gas filter equipment.
Background
According to investigation, the total waste heat resources of various industries account for 17% -67% of the total fuel consumption, and the recyclable waste heat resources are about 60% of the total waste heat resources. At present, a large amount of waste gas (flue gas) can be produced in the working process of a plurality of mechanical equipment, and the current common method is to directly discharge the waste gas (flue gas) into the atmosphere, so that a large amount of heat energy is wasted and the environment is polluted.
The sintering process is characterized by adding proper amount of fuel and flux into various powdery iron-containing raw materials, adding proper amount of water, mixing, pelletizing, and then carrying out a series of physical and chemical changes on the materials on sintering equipment to bond mineral powder particles into blocks. In the sintering process, a large amount of waste gas can be generated, the waste gas generated by sintering contains a large amount of heat energy, the existing sintering waste gas is directly discharged to the atmosphere, the heat energy cannot be fully utilized, the caused great waste is caused, and meanwhile, the waste gas is not filtered and is directly discharged to the atmosphere to pollute the atmosphere.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a but, abluent heat recovery's hot waste gas filter equipment is retrieved to the above-mentioned problem that exists among the prior art to the heat recovery effectual, the convenient dismantlement.
In order to realize the purpose of the utility model, the utility model adopts the following technical scheme: a hot waste gas filtering device capable of recovering heat comprises a filtering cylinder, a heat recovery cylinder and a bottom bracket; the filter cylinder body is provided with an air inlet pipe, an active carbon filter screen, dust filter plates, a detachable cylinder cover, an air vent communicated with the heat recovery cylinder body and a supporting block for supporting the active carbon filter screen and the dust filter plates, the active carbon filter screen comprises a left filter screen and a right filter screen which are obliquely and symmetrically arranged, the two filter screens are fixed through a connecting piece, the dust filter plate comprises a left filter screen and a right filter screen which are obliquely and symmetrically arranged, and the two filter screens are fixed through a connecting piece; the heat recovery cylinder is provided with a spiral vent pipeline, an exhaust pipe, a water inlet pipe and a water outlet pipe which are communicated with the vent hole, and the diameter of the water inlet pipe is smaller than that of the water outlet pipe; the bottom support is provided with a mounting groove matched with the heat recovery cylinder and a plurality of supporting legs. When the device is used, hot waste gas is introduced downwards from the air inlet pipe, the hot waste gas respectively passes through the activated carbon filter screen and the dust filter plate, the filtered impurities are left on the activated carbon filter screen and the dust filter plate, and part of the impurities are accumulated at the bottoms of two sides of the activated carbon filter screen and the dust filter plate under the action of gravity and continuous blowing of the hot waste gas, so that the effects of the filter screen and the filter plate are poor due to the fact that the impurities are accumulated in the middle area by the original flat filter screen and the original flat filter plate, therefore, the problem can be effectively solved by the device, the filtered hot waste gas enters the spiral ventilation pipeline through the air vent, at the moment, cold water is introduced into the water inlet pipe in the heat recovery cylinder, the cold water is in contact with the spiral ventilation pipeline and is rapidly heated, and the hot; when the filter barrel is disassembled and cleaned, the barrel cover is disassembled, then the activated carbon filter screen and the dust filter plate in the filter barrel are respectively taken out, in the taking-out process, the activated carbon filter screen and the dust filter plate are tightly attached to the inner wall of the filter barrel, so that most of impurities accumulated at the bottoms of the activated carbon filter screen and the dust filter plate can be brought out, and finally the filter barrel is cleaned; during installation, the dust filter plate is placed on the supporting block, then the activated carbon filter screen is placed on the supporting block, and finally the barrel cover is covered. The inclined symmetrical arrangement structure of the activated carbon filter screen and the dust filter screen can increase the contact area with hot waste gas, and then the hot waste gas has better filtering effect; the barrel cover, the activated carbon filter screen and the dust filter plate are detachably arranged, so that the filter barrel which is easily dirtied can be conveniently cleaned, the activated carbon filter screen and the dust filter plate are periodically replaced, and the device is simple to operate and convenient to install; the contact area of hot waste gas and cold water is greatly increased through the spiral vent pipe, so that the heat recovery effect is good. The diameter of the water inlet pipe is smaller than that of the water outlet pipe, so that the water inflow is smaller than the water outflow, and the hot water can be prevented from being retained in the heat recovery cylinder for a long time.
Furthermore, the filtering cylinder body is also provided with an installation flange, and the cylinder cover is provided with an installation opening for installing an air inlet pipe, a first sealing surface tightly attached to the end part of the filtering cylinder body, a second sealing surface tightly attached to the outer surface of the filtering cylinder body and a third sealing surface matched with the installation flange through a connecting piece. When the cover is installed, the first sealing surface of the cover is attached to the end of the filtering barrel, the second sealing part is attached to the outer surface of the filtering barrel, the third sealing surface is attached to the installation flange through screws, the operation is convenient to install, the structure is simple, the distance for escaping hot waste gas in the filtering barrel from the gap between the surface and the surface can be increased, the sealing performance of the filtering barrel is better, the heat insulation performance of the filtering barrel is improved simultaneously, the heat loss of the hot waste gas is less, and the heat recovery efficiency is improved.
Furthermore, the cylinder cover is also provided with a fourth sealing surface tightly attached to the inner wall of the filtering cylinder body, and a groove matched with the filtering cylinder body is formed between the fourth sealing surface and the first sealing surface as well as between the fourth sealing surface and the second sealing surface. Through hugging closely the sealed face of fourth and filtering the internal surface of barrel, further increased the distance that hot waste gas in the cartridge filter escaped from the gap of face and face, make the sealing performance of filtering the barrel better, this recess can play the location installation effect simultaneously, when making the installation cover, only need with the tip cooperation of recess with filtering the barrel, then on installation flange and the sealed face of third lock the screw can, the operation is simpler, sealed effect is better, heat recovery efficiency has further been improved.
Furthermore, all be equipped with the handle on active carbon filter screen and the dust filter. When wasing filtering the barrel, can conveniently take out active carbon filter screen and dust filter through the handle, when installing the dust filter of below moreover, because the dust filter is in the comparatively inside place of filtering the barrel relatively, it is comparatively troublesome during consequently the installation, but just can install the dust filter more conveniently through the handle.
Furthermore, the handle on still be equipped with the drainage baffle that the slope set up, the drainage baffle pass through the joint and install on the handle. When installing the drainage baffle, only need with the handle joint can, the drainage baffle not only can be with the hot waste gas drainage to both sides that get into, can protect the handle not receive the pollution moreover, various impurity can directly be blown the position at dust absorption pipe place by the air current.
Furthermore, the filtering cylinder body is also provided with a plurality of dust suction pipes which are respectively positioned above the bottoms of the activated carbon filtering net and the dust filtering plate. The dust absorption pipe is closed at ordinary times, and under the condition of not taking apart the cover, regularly open the dust absorption pipe, through the getter pump with impurity and the part of washing out of dust of filtering barrel inside, increase the maintenance cycle of active carbon filter screen and dust filter.
Further, the inlet tube set up in the top of heat recovery barrel, the outlet pipe set up in the bottom of heat recovery barrel. When water accumulation to a certain degree, the top has cold water to get into constantly, and because hot water can be up, hot water rises to the top just to mix with the cold water on upper portion for cold water can be heated rapidly, and cold water strikes the decline and hot water rises and to enable the water formation circulation of heat recovery barrel, makes the temperature of each part of the water of heat recovery barrel more even, and the hot water temperature that discharges at last is even.
Furthermore, the outlet pipe have the governing valve and be used for carrying out the inclined plane of drainage to water, the heat recovery barrel with the junction of outlet pipe have the inclined plane. The governing valve of outlet pipe can conveniently adjust the velocity of flow and the switching that the hot water of outlet pipe flows out, and these two inclined planes can conveniently be with filtering the inside water of barrel and arrange completely moreover.
Further, the spiral vent pipe is made of stainless steel. The stainless steel has better heat-conducting property and corrosion resistance, and can improve the heat recovery rate.
Furthermore, the exhaust pipe is located at the center of the bottom of the heat recovery cylinder, and the supporting legs are arranged along the circumferential direction of the heat recovery cylinder. The number of supporting legs is five at least, and five respectively are in the edge of bottom support, expose the position of drain pipe moreover for can conveniently adjust the governing valve on the drain pipe.
Furthermore, the bottom of the filtering cylinder body is also provided with a guide block for backflow of hot waste gas, and the guide block is arranged on the outer circumference of the air vent. This guide block can increase the opening of the vent, and the convenience hot waste gas gets into the vent.
Compared with the prior art, but adopted a heat recovery's of above-mentioned technical scheme hot exhaust gas filter equipment, following beneficial effect has:
the utility model discloses an abrasion tester has following advantage:
1: the inclined symmetrical arrangement structure of the activated carbon filter screen and the dust filter plate can increase the contact area with hot waste gas, and then the filter effect of the hot waste gas is better.
2: cover, active carbon filter screen and dust filter detachable set up, can conveniently clear up the easy dirty filtration barrel to carry out periodic replacement, easy operation, simple to operate to active carbon filter screen and dust filter.
3: the contact area of hot waste gas and cold water is greatly increased through the spiral vent pipe, so that the heat recovery effect is good.
Drawings
Fig. 1 is a perspective view of the present invention;
fig. 2 is an isometric cross-sectional view of the present invention;
fig. 3 is a cross-sectional view of the present invention;
FIG. 4 is an enlarged view of A in FIG. 2;
FIG. 5 is an enlarged view of B in FIG. 2;
fig. 6 is a side view of the present invention.
In the figure, 1, a filtering cylinder body; 2. a heat recovery cylinder; 3. a bottom bracket; 11. an air inlet pipe; 12. an active carbon filter screen; 13. a dust filter plate; 14. a cylinder cover; 15. a vent; 16. a support block; 121. a filter screen; 131. a filter plate; 21. a helical vent conduit; 22. an exhaust pipe; 23. a water inlet pipe; 24. a water outlet pipe; 31. mounting grooves; 32. supporting legs; 17. installing a flange; 141. an installation port; 142. a first sealing surface; 143. a second sealing surface; 144. a third sealing surface; 145. a fourth sealing surface; 146. a handle; 18. a dust collection pipe; 241. adjusting a valve; 242. an inclined surface; 19. a guide block; 1461. a drainage baffle.
Detailed Description
The following are specific embodiments of the present invention and are made by combining the drawings
Further, the present invention is not limited to these examples.
As shown in fig. 1 to 6, the heat-recoverable hot exhaust gas filtering device comprises a filtering cylinder 1, a heat recovery cylinder 2 and a bottom bracket 3; the filtering cylinder body 1 is provided with an air inlet pipe 11, an active carbon filtering screen 12, a dust filtering screen 13, a detachable cylinder cover 14, an air vent 15 communicated with the heat recovery cylinder body 2 and a supporting block 16 used for supporting the active carbon filtering screen 12 and the dust filtering screen 13, the active carbon filtering screen 12 comprises a left filtering screen 121 and a right filtering screen 121 which are obliquely and symmetrically arranged, the two filtering screens 121 are fixed through a connecting piece, the dust filtering screen 13 comprises a left filtering screen 131 and a right filtering screen 131 which are obliquely and symmetrically arranged, and the two filtering screens 131 are fixed through a connecting piece; the heat recovery cylinder 2 is provided with a spiral vent pipeline 21 communicated with the vent 15, an exhaust pipe 22, a water inlet pipe 23 and a water outlet pipe 24, wherein the diameter of the water inlet pipe 23 is smaller than that of the water outlet pipe 24; the bottom bracket 3 has a mounting groove 31 to be fitted with the heat recovery cylinder 2 and a plurality of supporting legs 32.
Filter and link firmly through the welding between barrel 1 and the heat recovery barrel 2, then with the heat recovery barrel 2 directly place on the mounting groove 31 of bottom support 3 can, perhaps can also weld the mounting groove 31 with the contact surface of heat recovery barrel 2, can support filter barrel 1 and heat recovery barrel 2 through supporting legs 32 and live.
When the hot waste gas recycling device is used, hot waste gas is introduced downwards from the gas inlet pipe 11, the hot waste gas respectively passes through the activated carbon filter screen 12 and the dust filter plate 13, the filtered impurities are left on the activated carbon filter screen 12 and the dust filter plate 13, part of the impurities are accumulated at the bottoms of the activated carbon filter screen 12 and the dust filter plate 13 under the action of gravity and continuous blowing of the hot waste gas, the filtered hot waste gas enters the spiral vent pipeline 21 through the vent hole 15, at the moment, cold water is introduced into the water inlet pipe 23 in the heat recycling cylinder 2, the cold water is rapidly heated by contacting with the spiral vent pipeline 21, and then the hot water is discharged to a required place through the water outlet pipe 24; when the filter cylinder body 1 is disassembled and cleaned, the cylinder cover 14 is disassembled, then the activated carbon filter screen 12 and the dust filter plate 13 in the filter cylinder body 1 are respectively taken out, in the taking-out process, because the activated carbon filter screen 12 and the dust filter plate 13 are tightly attached to the inner wall of the filter cylinder body 1, most of impurities accumulated at the bottoms of the activated carbon filter screen 12 and the dust filter plate 13 can be brought out, and finally the filter cylinder body 1 is cleaned;
when the dust filter plate is installed, the dust filter plate 13 is placed on the supporting block 16, the activated carbon filter screen 12 is placed on the supporting block 16, and finally the cylinder cover 14 is covered. The inclined symmetrical arrangement structure of the activated carbon filter screen 12 and the dust filter screen 13 can increase the contact area with hot waste gas, and then the filtering effect of the hot waste gas is better;
the cylinder cover 14, the activated carbon filter screen 12 and the dust filter plate 13 are detachably arranged, so that the filter cylinder body 1 which is easy to dirty can be conveniently cleaned, the activated carbon filter screen 12 and the dust filter plate 13 can be periodically replaced, and the device is simple to operate and convenient to install; the contact area of hot waste gas and cold water is greatly increased through the spiral vent pipeline 21, so that the heat recovery effect is good. The diameter of the water inlet pipe 23 is smaller than that of the water outlet pipe 24, so that the water inlet amount is smaller than the water outlet amount, and the hot water can be prevented from being retained in the heat recovery cylinder 2 for a long time.
Specifically, the filter cartridge 1 further has a mounting flange 17, and the cartridge cover 14 has a mounting opening 141 for mounting the air inlet pipe 11, a first sealing surface 142 closely attached to the end of the filter cartridge 1, a second sealing surface 143 closely attached to the outer surface of the filter cartridge 1, and a third sealing surface 144 fitted to the mounting flange 17 through a coupling member. When the cover 14 is installed, the first sealing surface 142 of the cover 14 is attached to the end of the filtering cylinder 1, the second sealing part is attached to the outer surface of the filtering cylinder 1, the third sealing surface 144 is attached to the installation flange 17 through screws, the operation is convenient to install, the structure is simple, the distance for escaping hot waste gas from the gap between the surface and the gap between the surfaces in the filtering cylinder 1 can be increased, the sealing performance of the filtering cylinder 1 is better, the heat insulation performance of the filtering cylinder 1 is improved simultaneously, the heat loss of the hot waste gas is less, and the heat recovery efficiency is improved.
Preferably, the cartridge cover 14 further has a fourth sealing surface 145 abutting against the inner wall of the filter cartridge 1, and the fourth sealing surface 145 forms a groove with the first sealing surface 142 and the second sealing surface 143 for fitting with the filter cartridge 1. Through hugging closely the internal surface with fourth sealed face 145 and filtering barrel 1, further increased the distance that hot waste gas in the filtering barrel 1 escaped from the gap of face with the face, make filtering barrel 1's sealing performance better, this recess can play the location installation effect simultaneously, make when installing cover 14, only need with the tip cooperation of recess with filtering barrel 1, then install flange 17 and the sealed face 144 of third lock the screw can, the operation is simpler, sealed effect is better, heat recovery efficiency has further been improved.
Specifically, the outlet pipe 24 has an adjusting valve 241 and an inclined surface 242 for guiding water, and the connection between the heat recovery cylinder 2 and the outlet pipe 24 has the inclined surface 242. The regulating valve 241 of the outlet pipe 24 can conveniently regulate the flow rate and the opening and closing of the hot water flowing out of the outlet pipe 24, and the two inclined surfaces 242 can conveniently discharge the water in the filtering cylinder 1.
Specifically, the spiral vent tube 21 is made of stainless steel. The stainless steel has better heat-conducting property and corrosion resistance, and can improve the heat recovery rate.
Specifically, the exhaust pipe 22 is located at the center of the bottom of the heat recovery cylinder 2, and the support leg 32 is disposed along the circumferential direction of the heat recovery cylinder 2. The number of the supporting legs 32 is at least five, five being at the edge of the bottom bracket 3, respectively, and the position of the drain pipe is exposed, so that the adjusting valve 241 on the drain pipe can be conveniently adjusted.
Specifically, the bottom of the filtering cylinder 1 is further provided with a guide block 19 for backflow of hot exhaust gas, and the guide block 19 is arranged on the outer circumference of the vent 15. The guide block 19 is provided with a surface inclined toward the vent opening, and the surface is funnel-shaped, so that the opening of the vent 15 can be enlarged, and hot exhaust gas can conveniently enter the vent 15.
Specifically, the activated carbon filter screen 12 and the dust filter screen 13 are both provided with handles 146. When wasing filtering barrel 1, can conveniently take out active carbon filter 12 and dust filter 13 through handle 146, in the dust filter 13 of installation below moreover, because dust filter 13 is in the comparatively inside place of filtering barrel 1 relatively, it is comparatively troublesome during consequently the installation, but just can install dust filter 13 more conveniently through handle 146.
Preferably, the handle 146 is further provided with a drainage baffle 1461 which is obliquely arranged, and the drainage baffle 1461 is mounted on the handle 146 through clamping. When the drainage baffle 1461 is installed, only the drainage baffle 1461 needs to be clamped with the pull handle 146, the drainage baffle 1461 can not only drain the entering hot waste gas to two sides, but also can protect the pull handle 146 from being polluted, and various impurities can be directly blown to the position of the dust collection pipe 18 by airflow.
Specifically, the filtering cylinder 1 further has a plurality of dust suction pipes 18, and the dust suction pipes 18 are respectively located above the bottoms of the activated carbon filtering net 12 and the dust filtering board 13. The dust suction pipe 18 is closed at ordinary times, and the dust suction pipe 18 is opened periodically under the condition that the cylinder cover 14 is not disassembled, impurities and dust in the filtering cylinder body 1 are washed out by the air suction pump, and the maintenance period of the active carbon filtering net 12 and the dust filtering board 13 is prolonged.
Specifically, the water inlet pipe 23 is disposed at the top of the heat recovery cylinder 2, and the water outlet pipe 24 is disposed at the bottom of the heat recovery cylinder 2. When water accumulation to a certain extent, the top has cold water to get into constantly, and because hot water can rise, hot water rises to the top just to mix with the cold water on upper portion for cold water can be heated rapidly, and cold water strikes and descends and hot water rises and to enable the water formation circulation of heat recovery barrel 2, makes the temperature of each part of the water of heat recovery barrel 2 more even, and the hot water temperature that discharges at last is even.
The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.
Although terms such as the filtering cylinder 1, the heat recovery cylinder 2, the bottom bracket 3, the air inlet pipe 11, the activated carbon filter 12, the dust filter 13, the cylinder cover 14, the vent 15, the support block 16, the filter 121, the filter 131, the spiral vent pipe 21, the air outlet pipe 22, the water inlet pipe 23, the water outlet pipe 24, the mounting groove 31, the support leg 32, the mounting flange 17, the mounting opening 141, the first sealing surface 142, the second sealing surface 143, the third sealing surface 144, the fourth sealing surface 145, the handle 146, the dust suction pipe 18, the adjusting valve 241, the inclined surface 242, the guide block 19, and the flow guide baffle 1461 are used more often herein, the possibility of using other terms is not excluded. These terms are used merely to more conveniently describe and explain the nature of the present invention; they are to be construed in a manner that is inconsistent with the spirit of the invention.
Claims (10)
1. A hot waste gas filtering device capable of recovering heat is characterized by comprising a filtering cylinder body (1), a heat recovery cylinder body (2) and a bottom bracket (3); the filtering cylinder body (1) is provided with an air inlet pipe (11), an activated carbon filtering screen (12), a dust filtering screen (13), a detachable cylinder cover (14), an air vent (15) communicated with the heat recovery cylinder body (2) and a supporting block (16) used for supporting the activated carbon filtering screen (12) and the dust filtering screen (13), wherein the activated carbon filtering screen (12) comprises a left filtering screen (121) and a right filtering screen (121) which are obliquely and symmetrically arranged, the two filtering screens (121) are fixed through a connecting piece, the dust filtering screen (13) comprises a left filtering screen (131) and a right filtering screen (131) which are obliquely and symmetrically arranged, and the two filtering screens (131) are fixed through a connecting piece; the heat recovery cylinder body (2) is provided with a spiral vent pipeline (21) communicated with the vent hole (15), an exhaust pipe (22), a water inlet pipe (23) and a water outlet pipe (24), and the diameter of the water inlet pipe (23) is smaller than that of the water outlet pipe (24); the bottom support (3) is provided with a mounting groove (31) matched with the heat recovery cylinder body (2) and a plurality of supporting legs (32).
2. A heat recoverable, hot exhaust gas filter device according to claim 1 wherein the filter cartridge (1) further comprises a mounting flange (17) and the lid (14) comprises a mounting opening (141) for mounting the inlet duct (11), a first sealing surface (142) for abutting against an end of the filter cartridge (1), a second sealing surface (143) for abutting against an outer surface of the filter cartridge (1) and a third sealing surface (144) for engaging the mounting flange (17) via a connection.
3. A heat recoverable, hot exhaust gas filtering device according to claim 2, wherein the lid (14) further comprises a fourth sealing surface (145) for abutting against the inner wall of the filter cartridge (1), the fourth sealing surface (145) forming a groove with the first sealing surface (142) and the second sealing surface (143) for engaging with the filter cartridge (1).
4. The heat-recoverable hot exhaust gas filter device according to claim 1, wherein the activated carbon filter screen (12) and the dust filter screen (13) are provided with pull handles (146), the pull handles (146) are further provided with obliquely arranged flow guide baffles (1461), and the flow guide baffles (1461) are mounted on the pull handles (146) through clamping.
5. A heat-recoverable hot exhaust gas filter device according to claim 1, wherein the filter cartridge (1) further comprises a plurality of suction pipes (18), the suction pipes (18) being located above the bottoms of the activated carbon filter screen (12) and the dust filter plate (13), respectively.
6. A heat recoverable hot exhaust gas filtering device according to claim 1, wherein the inlet pipe (23) is located at the top of the heat recovery cylinder (2) and the outlet pipe (24) is located at the bottom of the heat recovery cylinder (2).
7. A heat recoverable hot exhaust gas filtering device according to claim 6, wherein said outlet pipe (24) comprises a regulating valve (241) and an inclined surface (242) for directing water, and the junction of said heat recovery cylinder (2) and said outlet pipe (24) comprises said inclined surface (242).
8. A heat recoverable hot exhaust gas filtering device according to claim 1, wherein said spiral air duct (21) is made of stainless steel.
9. A heat recoverable hot exhaust gas filtering device according to claim 1, wherein said exhaust pipe (22) is located centrally at the bottom of the heat recovery cylinder (2) and said support feet (32) are arranged circumferentially around the heat recovery cylinder (2).
10. A heat recoverable hot exhaust gas filter device according to claim 1 wherein said filter cartridge (1) further comprises a guide block (19) at the bottom for reversing the flow of hot exhaust gas, said guide block (19) being located on the outer circumference of said vent (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922459751.0U CN211799530U (en) | 2019-12-30 | 2019-12-30 | Hot waste gas filtering device capable of recovering heat |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922459751.0U CN211799530U (en) | 2019-12-30 | 2019-12-30 | Hot waste gas filtering device capable of recovering heat |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211799530U true CN211799530U (en) | 2020-10-30 |
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ID=73040629
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922459751.0U Expired - Fee Related CN211799530U (en) | 2019-12-30 | 2019-12-30 | Hot waste gas filtering device capable of recovering heat |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211799530U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113063224A (en) * | 2021-04-08 | 2021-07-02 | 杨子祺 | Air conditioner refrigeration waste heat recovery device and recovery method |
-
2019
- 2019-12-30 CN CN201922459751.0U patent/CN211799530U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113063224A (en) * | 2021-04-08 | 2021-07-02 | 杨子祺 | Air conditioner refrigeration waste heat recovery device and recovery method |
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