CN221098661U - Waste heat recovery device for tail gas steam boiler - Google Patents
Waste heat recovery device for tail gas steam boiler Download PDFInfo
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- CN221098661U CN221098661U CN202323038885.8U CN202323038885U CN221098661U CN 221098661 U CN221098661 U CN 221098661U CN 202323038885 U CN202323038885 U CN 202323038885U CN 221098661 U CN221098661 U CN 221098661U
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- 239000007789 gas Substances 0.000 title claims abstract description 16
- 238000011084 recovery Methods 0.000 title claims abstract description 16
- 239000002918 waste heat Substances 0.000 title claims abstract description 16
- 238000001816 cooling Methods 0.000 claims abstract description 27
- 230000007246 mechanism Effects 0.000 claims abstract description 19
- 238000007790 scraping Methods 0.000 claims abstract description 16
- 238000001035 drying Methods 0.000 claims abstract description 14
- 238000005276 aerator Methods 0.000 claims abstract description 8
- 210000003437 trachea Anatomy 0.000 claims description 10
- 241000220317 Rosa Species 0.000 claims description 5
- 230000005540 biological transmission Effects 0.000 claims description 3
- 230000008878 coupling Effects 0.000 claims description 3
- 238000010168 coupling process Methods 0.000 claims description 3
- 238000005859 coupling reaction Methods 0.000 claims description 3
- 238000000034 method Methods 0.000 claims description 3
- 238000001914 filtration Methods 0.000 abstract description 18
- 239000002245 particle Substances 0.000 abstract description 17
- 239000003546 flue gas Substances 0.000 abstract description 15
- 239000007788 liquid Substances 0.000 abstract description 15
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 abstract description 13
- 230000000694 effects Effects 0.000 abstract description 12
- 239000012535 impurity Substances 0.000 abstract description 5
- 230000009471 action Effects 0.000 abstract description 2
- 238000007664 blowing Methods 0.000 abstract 1
- 239000000779 smoke Substances 0.000 description 5
- 239000000110 cooling liquid Substances 0.000 description 4
- 239000000428 dust Substances 0.000 description 4
- 229910000639 Spring steel Inorganic materials 0.000 description 2
- 239000002274 desiccant Substances 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 229910001220 stainless steel Inorganic materials 0.000 description 2
- 239000010935 stainless steel Substances 0.000 description 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 230000029058 respiratory gaseous exchange Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000012384 transportation and delivery Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Landscapes
- Filtering Of Dispersed Particles In Gases (AREA)
Abstract
The utility model discloses a waste heat recovery device for a tail gas steam boiler, which comprises a bottom plate, a cooling box, an air inlet pipe I, a circulation air pipe, an exhaust pipe, a liquid inlet pipe, an aerator, a liquid discharge pipe and a filtering device. According to the utility model, the filter device is arranged, the flue gas is filtered and dried through the filter plate and the drying box, meanwhile, the filter plate is used for filtering and intercepting particle impurities, the particle impurities are cleaned into the collecting box through the auxiliary mechanism for collecting and treating, the filtered gas is conveyed from the exhaust port under the action of the blowing fan to achieve the cooling alternating effect, the effect of filtering the flue gas is achieved, the auxiliary mechanism is arranged, the movable plate is driven to synchronously move by sliding the sliding block up and down along the outer side of the screw rod, the spring at the inner side of the movable groove is elastically matched with the scraping plate, the scraping plate can shrink along the inner side of the movable groove and simultaneously hang the particle impurities on the filter plate, and the effect of auxiliary collecting the particle matters is further achieved.
Description
Technical Field
The utility model relates to the field related to tail gas treatment of a steam boiler, in particular to a waste heat recovery device for a tail gas steam boiler.
Background
The steam boiler is a boiler device for producing steam, belongs to special equipment, and has to be inspected by national technical supervision departments in design, production, delivery and installation, and a user needs to obtain a boiler use certificate to operate the boiler.
Waste heat recovery devices are commonly used to treat flue gases generated inside steam boilers to reduce the temperature of the flue gases by means of heat exchange. However, the flue gas contains dust impurities such as solid particles, dust, waste residues and the like, and in the heat exchange process, the dust is adhered to the pipe wall of the heat exchange pipe, so that the process of cooling and exchanging the flue gas after the flue gas is filtered is needed, but the filtering effect on the flue gas is generally poor, and a large amount of dust still adheres to the inside of the heat exchange pipe, so that the heat exchange efficiency is reduced.
Disclosure of utility model
Accordingly, in order to solve the above-mentioned disadvantages, the present utility model provides a waste heat recovery apparatus for an exhaust steam boiler.
In order to achieve the above purpose, the present utility model adopts the following technical scheme: the waste heat recovery device for the tail gas steam boiler comprises a bottom plate, a cooling box, an air inlet pipe I, a circulating air pipe, an exhaust pipe, a liquid inlet pipe, an aerator and a liquid discharge pipe, wherein the cooling box is arranged on the right side of the top end of the bottom plate, the air inlet pipe I is arranged on the upper side of the left end of the cooling box, the right end of the air inlet pipe I is communicated with the left side of the upper end of the circulating air pipe, the circulating air pipe is arranged in the middle of the inner side of the cooling box, the exhaust pipe is arranged on the lower side of the left end of the cooling box, the right end of the exhaust pipe is communicated with the left side of the lower end of the circulating air pipe, the liquid inlet pipe is arranged in the middle of the top end of the cooling box, the lower end of the liquid inlet pipe is distributed annularly along the outer side of the middle of the circulating air pipe, the lower end of the liquid inlet pipe is provided with the aerator, the liquid discharge pipe is arranged on the lower side of the right end of the cooling box, the lower end of the liquid inlet pipe is communicated with the left end of the liquid discharge pipe, the filter device is arranged at the left side of the top end of the bottom plate and is communicated with the left end of the first air inlet pipe, the filter device comprises a filter box, a second air inlet pipe, a driving motor, a screw rod, an auxiliary mechanism, a filter plate, a sliding groove, a collecting box, a drying box, a mounting groove, a fixing plate, an air suction fan, an air outlet and a conveying pipe, the middle part of the right end of the filter box is provided with the second air inlet pipe, the driving motor is arranged at the left side of the top end of the filter box, the screw rod is vertically arranged at the left side of the inner side of the filter box, the output end of the driving motor is in transmission connection with the upper end of the screw rod through a coupling, the inner side of the left end of the auxiliary mechanism is in threaded fit with the upper side of the screw rod, the filter plate is arranged at the left side of the inner side of the filter box, the lower side of the left end of the filter plate is provided with the sliding groove, the inner side of the middle of the sliding groove is in sliding fit with the outer side of the lower end of the collecting box, the mounting groove sets up in the inboard middle part of rose box, the drying cabinet sets up in the inboard middle part of mounting groove, the fan of breathing in is equipped with two sets of, and sets up in the upper and lower both sides of fixed plate respectively, the fixed plate sets up in the inboard right-hand member of rose box, the gas vent sets up in the right-hand member middle part of rose box, the right-hand member of gas vent is linked together with the left end downside of conveyer pipe, the rose box is installed in the top left side of bottom plate, and the right-hand member upside of conveyer pipe is linked together with the left end of intake pipe one.
As a further scheme of the utility model, the auxiliary mechanism comprises a sliding block, a movable plate, a movable groove, a spring and a scraping plate, wherein the right end of the sliding block is fixed with the left end of the movable plate, the movable groove is formed in the inner side of the right end of the movable plate, the left end of the inner side of the movable groove is elastically matched with the left end of the scraping plate through the spring, and the inner side of the middle part of the sliding block is in threaded fit with the upper side of the screw rod.
As a further scheme of the utility model, the second air inlet pipe and the second air outlet are respectively and horizontally distributed along the middle parts of the left end and the right end of the filter box, so that a large amount of flue gas is filtered and dried in a horizontal movement mode.
As a further scheme of the utility model, the filter plate is obliquely arranged along the left side of the inside of the filter box, and the right end of the filter plate is elastically matched with the right end of the auxiliary mechanism, so that the auxiliary mechanism can clean and scrape the inclined filter plate at different angles.
As a further scheme of the utility model, the middle part of the mounting groove is provided with a groove, and the width of the inner side of the mounting groove is matched with the width of the outer side of the collecting box, so that the collecting box can be conveniently placed for collecting particles.
As a further scheme of the utility model, a notch is arranged on the inner side of the right end of the movable groove, and the width of the notch is larger than that of the outer side of the middle part of the scraper.
As a further scheme of the utility model, the sliding block, the movable plate, the movable groove, the spring and the scraping plate are horizontally distributed.
As a further scheme of the utility model, the screw rod is made of stainless steel and has good wear resistance.
As a further scheme of the utility model, the spring is made of spring steel, and has good toughness.
Compared with the prior art, the utility model provides a waste heat recovery device for a tail gas steam boiler, which has the following beneficial effects:
According to the utility model, the filter device is arranged, the effect of filtering and drying the flue gas is achieved through the filter plate and the drying box, meanwhile, the filter plate is used for filtering and intercepting the particulate impurities, the particulate matters are cleaned into the collecting box through the auxiliary mechanism for collecting and processing, the filtered gas is conveyed from the exhaust port under the action of the air suction fan to achieve the cooling alternating effect, and the effect of filtering the flue gas is achieved.
According to the utility model, the auxiliary mechanism is arranged, the sliding block slides up and down along the outer side of the screw rod to drive the movable plate to synchronously move, so that the spring at the inner side of the movable groove is elastically matched with the scraping plate, the scraping plate can shrink along the inner side of the movable groove and simultaneously has the effect of hanging up the particles on the filter plate, and further the effect of assisting in collecting the particles is achieved.
Drawings
FIG. 1 is a schematic perspective view of the present utility model;
FIG. 2 is a schematic plan view of the present utility model;
FIG. 3 is a schematic perspective view of a filter device according to the present utility model;
FIG. 4 is a schematic plan view of a filter device according to the present utility model;
fig. 5 is a schematic plan view of the auxiliary mechanism of the present utility model.
Wherein: the device comprises a bottom plate-1, a cooling box-2, an air inlet pipe-3, a circulation air pipe-4, an exhaust pipe-5, a liquid inlet pipe-6, an aerator-7, a liquid discharge pipe-8, a filtering device-9, a filtering box-91, an air inlet pipe-92, a driving motor-93, a screw rod-94, an auxiliary mechanism-95, a filtering plate-96, a sliding chute-97, a collecting box-98, a drying box-99, an installation groove-910, a fixed plate-911, an air suction fan-912, an exhaust port-913, a conveying pipe-914, a sliding block-951, a movable plate-952, a movable groove-953, a spring-954 and a scraping plate-955.
Detailed Description
In order to further explain the technical scheme of the utility model, the following is explained in detail through specific examples.
Please refer to fig. 1 and 2, in the embodiment of the present utility model:
The utility model provides a waste heat recovery device for tail gas steam boiler, including bottom plate 1, cooling tank 2, intake pipe one 3, circulation trachea 4, blast pipe 5, feed liquor pipe 6, aerator 7 and fluid-discharge tube 8, the top right side of bottom plate 1 is provided with cooling tank 2, intake pipe one 3 installs in the left end upside of cooling tank 2, and the right-hand member of intake pipe one 3 is linked together with the upper end left side of circulation trachea 4, circulation trachea 4 sets up in the inboard middle part of cooling tank 2, blast pipe 5 installs in the left end downside of cooling tank 2, and the right-hand member of blast pipe 5 is linked together with the lower extreme left side of circulation trachea 4, feed liquor pipe 6 installs in the top middle part of cooling tank 2, and the lower extreme of feed liquor pipe 6 is the annular along the middle part outside of circulation trachea 4 and distributes and set up, the lower extreme of feed liquor pipe 6 is provided with aerator 7, fluid-discharge tube 8 installs in the right-hand member downside of cooling tank 2, and the lower extreme right side of feed liquor pipe 6 is linked together with the left end of fluid-discharge tube 8, filter 9 installs in the top left side of bottom plate 1, and filter 9 is linked together with the left end of intake pipe 3.
Referring to fig. 3 and 4, in an embodiment of the present utility model:
The filter device 9 comprises a filter box 91, an air inlet pipe II 92, a driving motor 93, a screw rod 94, an auxiliary mechanism 95, a filter plate 96, a sliding groove 97, a collecting box 98, a drying box 99, a mounting groove 910, a fixing plate 911, an air suction fan 912, an air outlet 913 and a conveying pipe 914, wherein the air inlet pipe II 92 is arranged in the middle of the right end of the filter box 91, the driving motor 93 is arranged on the left side of the top end of the filter box 91, the screw rod 94 is vertically arranged on the left end of the inner side of the filter box 91, the output end of the driving motor 93 is in transmission connection with the upper end of the screw rod 94 through a coupling, the inner side of the left end of the auxiliary mechanism 95 is in threaded fit with the upper side of the screw rod 94, the filter plate 96 is arranged on the left side of the inner side of the filter box 91, the sliding groove 97 is arranged on the lower side of the left end of the filter plate 96, the inner side of the middle of the sliding groove 97 is in sliding fit with the lower end of the collecting box 98, the mounting groove 910 is arranged on the middle of the inner side of the filter box 91, the drying box 99 is arranged in the middle of the inner side of the mounting groove 910, the air suction fan 912 is provided with two groups and is respectively arranged on the upper side and the lower side of the fixing plate 911, the fixing plate 911 is arranged at the right end of the inner side of the filtering box 91, the air exhaust hole 913 is arranged at the middle of the right end of the filtering box 91, the right end of the air exhaust hole 913 is communicated with the lower side of the left end of the conveying pipe 914, the filtering box 91 is arranged at the left side of the top end of the bottom plate 1, the upper side of the right end of the conveying pipe 914 is communicated with the left end of the air inlet pipe I3, the air inlet pipe II 92 and the air exhaust hole 913 are respectively arranged along the middle parts of the left end and the right end of the filtering box 91 in a horizontal movement mode, the filtering plate 96 is obliquely arranged along the left side of the inner side of the filtering box 91, the right end of the filtering plate 96 is elastically matched with the right end of the auxiliary mechanism 95, so that the auxiliary mechanism 95 can clear and scrape the inclined filtering plate 96 at different angles, the middle part of the mounting groove 910 is provided with a groove, and the width of the inner side of the mounting groove 910 is matched with the width of the outer side of the collecting box 98, so that the collecting box 98 can be conveniently placed for particle collection, and the screw rod 94 is made of stainless steel and has good wear resistance.
Referring to fig. 5, in an embodiment of the present utility model:
The auxiliary mechanism 95 comprises a slider 951, a movable plate 952, a movable groove 953, a spring 954 and a scraper 955, wherein the right end of the slider 951 is fixed with the left end of the movable plate 952, the movable groove 953 is arranged on the inner side of the right end of the movable plate 952, the inner left end of the movable groove 953 is elastically matched with the left end of the scraper 955 through the spring 954, the inner side of the middle part of the slider 951 is in threaded fit with the upper side of the screw rod 94, a notch is formed on the inner side of the right end of the movable groove 953, the width of the notch is larger than the width of the outer side of the middle part of the scraper 955, and the slider 951, the movable plate 952, the movable groove 953, the spring 954 and the scraper 955 are horizontally distributed, and the spring 954 is made of spring steel, so that the slider has good toughness.
Referring to fig. 1-5, in use, the flue gas discharge pipe is communicated with the second inlet pipe 92, then the drying box 99 is filled with a drying agent, and the drying box 99 is plugged into the mounting groove 910;
Then, a suction fan 912 is started, gas enters the filter box 91 from the second air inlet pipe 92 under the suction force of the suction fan 912, then the smoke is filtered by the filter plate 96, particles remain on the filter plate 96, the smoke passes through the filter plate 96 and enters the drying box 99, the smoke is dried by a drying agent in the drying box 99, the gas can be dried, so that normal impurity-free gas is discharged to the outside, and the dried smoke is sucked by the suction fan 912, so that the smoke enters the conveying pipe 914 after passing through the exhaust port 913;
After the filter device 9 is used, the driving motor 93 is started, the screw rod 94 is driven by the driving motor 93 to be in threaded fit with the inner side of the sliding block 951, then the sliding block 951 drives the movable plate 952 to synchronously move while sliding up and down along the outer side of the screw rod 94, so that the spring 954 and the scraping plate 955 on the inner side of the movable groove 953 are elastically matched, the scraping plate 955 can shrink along the inner side of the movable groove 953 and simultaneously scrape particles on the filter plate 96, meanwhile, the filter plate 96 is obliquely arranged, so that the scraping plate 955 compresses and extrudes the particles slightly while scraping the particles along the surface of the filter plate 96, the repeated scraping of the movable rod is achieved, the particles can be scraped better, then the particles which are hung can fall into the collecting box 98, a certain blocking effect can be achieved on the falling particles, and finally the effect after the collection is achieved, and the effect of assisting in collecting the particles is achieved;
Finally, the flue gas enters from the conveying pipe 914 and then enters into the circulation air pipe 4 through the air inlet pipe I3 for circulation, and then the cooling liquid is poured into the liquid inlet pipe 6, so that after entering into the liquid inlet pipe 6, the content of dissolved oxygen in the cooling liquid water body can be improved through the aerator 7, the cooling effect on the flue gas is improved, the cooled flue gas is discharged along the exhaust pipe 5, the used cooling liquid is discharged and collected along the liquid discharge pipe 8, and the cooling liquid can be recycled.
The control mode of the utility model is controlled by manually starting and closing the switch, the wiring diagram of the power element and the supply of the power supply are common knowledge in the field, and the utility model is mainly used for protecting the mechanical device, so the utility model does not explain the control mode and the wiring arrangement in detail.
The control mode of the utility model is automatically controlled by the controller, the control circuit of the controller can be realized by simple programming of a person skilled in the art, the supply of power also belongs to common knowledge in the art, and the utility model is mainly used for protecting a mechanical device, so the utility model does not explain the control mode and circuit connection in detail.
The foregoing is merely a preferred example of the present utility model, and the present utility model is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present utility model has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.
Claims (7)
1. The utility model provides a waste heat recovery device for tail gas steam boiler, includes bottom plate (1), cooling box (2), intake pipe one (3), circulation trachea (4), blast pipe (5), feed liquor pipe (6), aerator (7) and fluid-discharge tube (8), the top right side of bottom plate (1) is provided with cooling box (2), intake pipe one (3) is installed in the left end upside of cooling box (2), and the right-hand member of intake pipe one (3) is linked together with the upper end left side of circulation trachea (4), circulation trachea (4) set up in the inboard middle part of cooling box (2), blast pipe (5) are installed in the left end downside of cooling box (2), and the right-hand member of blast pipe (5) is linked together with the lower extreme left side of circulation trachea (4), feed liquor pipe (6) are installed in the top middle part of cooling box (2), and the lower extreme of feed liquor pipe (6) is the annular along the middle part outside of circulation trachea (4) and is the setting, the lower extreme of feed liquor pipe (6) is provided with aerator (7), the fluid-discharge tube (8) is installed in the lower extreme of cooling box (8) and is linked together with the right-hand member of side (8);
The method is characterized in that: the filter device (9) is arranged on the left side of the top end of the bottom plate (1), the filter device (9) is communicated with the left end of the air inlet pipe I (3), the filter device (9) comprises a filter box (91), an air inlet pipe II (92), a driving motor (93), a screw rod (94), an auxiliary mechanism (95), a filter plate (96), a sliding groove (97), a collecting box (98), a drying box (99), a mounting groove (910), a fixing plate (911), an air suction fan (912), an air outlet (913) and a conveying pipe (914), the middle part of the right end of the filter box (91) is provided with the air inlet pipe II (92), the driving motor (93) is arranged on the left side of the top end of the filter box (91), the screw rod (94) is vertically arranged on the left inner side of the filter box (91), the output end of the driving motor (93) is in transmission connection with the upper end of the screw rod (94) through a coupling, the inner side of the left end of the auxiliary mechanism (95) is in threaded fit with the upper side of the screw rod (94), the filter plate (96) is arranged on the middle part of the inner side of the filter box (91), the inner side of the filter plate (96) is matched with the sliding groove (97), the utility model discloses a filter cabinet, including mounting groove (910), rose box (99), air suction fan (912), air vent (913), filter cabinet (91), air vent (913) and conveyer pipe (914) are connected in the inboard middle part of mounting groove (91), drying cabinet (99) sets up in the inboard middle part of mounting groove (910), air suction fan (912) are equipped with two sets of, and set up respectively in the upper and lower both sides of fixed plate (911), fixed plate (911) set up in the inboard right-hand member of filter cabinet (91), air vent (913) set up in the right-hand member middle part of filter cabinet (91), the right-hand member of air vent (913) is linked together with the left end downside of conveyer pipe (914), filter cabinet (91) are installed in the top left side of bottom plate (1), and the right-hand member upside of conveyer pipe (914) is linked together with the left end of intake pipe one (3).
2. A waste heat recovery apparatus for an exhaust steam boiler according to claim 1, wherein: the auxiliary mechanism (95) comprises a sliding block (951), a movable plate (952), a movable groove (953), a spring (954) and a scraping plate (955), wherein the right end of the sliding block (951) is fixed with the left end of the movable plate (952), the movable groove (953) is formed in the inner side of the right end of the movable plate (952), the left end of the inner side of the movable groove (953) is elastically matched with the left end of the scraping plate (955) through the spring (954), and the inner side of the middle of the sliding block (951) is in threaded fit with the upper side of the screw rod (94).
3. A waste heat recovery apparatus for an exhaust steam boiler according to claim 1, wherein: the second air inlet pipe (92) and the air outlet (913) are respectively arranged along the middle parts of the left end and the right end of the filter box (91) in a horizontal distribution mode.
4. A waste heat recovery apparatus for an exhaust steam boiler according to claim 1, wherein: the filter plate (96) is obliquely arranged along the left side of the inside of the filter box (91), and the right end of the filter plate (96) is elastically matched with the right end of the auxiliary mechanism (95).
5. A waste heat recovery apparatus for an exhaust steam boiler according to claim 1, wherein: the middle part of the mounting groove (910) is provided with a groove, and the width of the inner side of the mounting groove (910) is matched with the width of the outer side of the collecting box (98).
6. A waste heat recovery apparatus for an exhaust steam boiler according to claim 2, wherein: the inner side of the right end of the movable groove (953) is provided with a notch, and the width of the notch is larger than that of the outer side of the middle of the scraper (955).
7. A waste heat recovery apparatus for an exhaust steam boiler according to claim 2, wherein: the sliding block (951), the movable plate (952), the movable groove (953), the spring (954) and the scraping plate (955) are horizontally distributed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323038885.8U CN221098661U (en) | 2023-11-09 | 2023-11-09 | Waste heat recovery device for tail gas steam boiler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323038885.8U CN221098661U (en) | 2023-11-09 | 2023-11-09 | Waste heat recovery device for tail gas steam boiler |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221098661U true CN221098661U (en) | 2024-06-07 |
Family
ID=91305632
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202323038885.8U Active CN221098661U (en) | 2023-11-09 | 2023-11-09 | Waste heat recovery device for tail gas steam boiler |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221098661U (en) |
-
2023
- 2023-11-09 CN CN202323038885.8U patent/CN221098661U/en active Active
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