CN219744345U - Spray dust removal purifier - Google Patents
Spray dust removal purifier Download PDFInfo
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- CN219744345U CN219744345U CN202320703315.7U CN202320703315U CN219744345U CN 219744345 U CN219744345 U CN 219744345U CN 202320703315 U CN202320703315 U CN 202320703315U CN 219744345 U CN219744345 U CN 219744345U
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- 239000007921 spray Substances 0.000 title claims abstract description 69
- 239000000428 dust Substances 0.000 title claims abstract description 28
- 238000005507 spraying Methods 0.000 claims abstract description 75
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 55
- 238000001914 filtration Methods 0.000 claims abstract description 22
- 239000007789 gas Substances 0.000 claims abstract description 16
- 238000000746 purification Methods 0.000 claims abstract description 14
- 230000007246 mechanism Effects 0.000 claims abstract description 13
- 239000002912 waste gas Substances 0.000 claims description 27
- 238000005192 partition Methods 0.000 claims description 21
- 238000004891 communication Methods 0.000 claims description 6
- 239000011324 bead Substances 0.000 claims description 5
- 230000005540 biological transmission Effects 0.000 claims description 3
- 238000007789 sealing Methods 0.000 claims description 2
- 241000220317 Rosa Species 0.000 claims 1
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 abstract description 17
- 239000003546 flue gas Substances 0.000 abstract description 17
- 239000007788 liquid Substances 0.000 abstract description 14
- 239000003513 alkali Substances 0.000 abstract description 6
- 230000001590 oxidative effect Effects 0.000 abstract description 6
- 239000002245 particle Substances 0.000 abstract description 4
- 230000002035 prolonged effect Effects 0.000 abstract description 2
- 230000033001 locomotion Effects 0.000 description 7
- 239000000779 smoke Substances 0.000 description 6
- 238000010586 diagram Methods 0.000 description 3
- 239000002699 waste material Substances 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000007306 turnover Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 125000004122 cyclic group Chemical group 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
Landscapes
- Treating Waste Gases (AREA)
- Separation Of Particles Using Liquids (AREA)
Abstract
The utility model discloses a spray dust-removing purification device, which belongs to the technical field of spray dust removal. The dust removing mechanism comprises a spraying part and an auxiliary spraying part, the auxiliary spraying part is arranged in the spraying part, the filtering part is communicated with one corner of the inner part of the spraying part, the spraying part and the auxiliary spraying part are used for removing dust from exhaust gas of the filtering part, the auxiliary spraying part is used for swinging and spraying, an induced draft fan is arranged outside the spraying part and used for driving the exhaust gas in the spraying part to move, and the flue gas is convenient to filter the flue gas through a filter plate before entering a spraying area, so that the use time of water, alkali liquor, oxidizing liquid and the like for reducing the content of large particles in the flue gas is prolonged, and the flue gas turbulence is convenient to increase the time of flue gas spraying and the uniformity of spraying.
Description
Technical Field
The utility model relates to the field of spray dust removal, in particular to a spray dust removal purification device.
Background
The waste gas treatment equipment mainly uses different process technologies, and achieves the environmental protection equipment for protecting the environment and purifying the air by recycling or removing harmful components in the tail gas, so that the environment is not polluted.
Among the prior art, the dust removal spraying purifier of application number CN202120725862.6, including tower body and waste liquid treatment system, the both sides of tower body are equipped with into the flue respectively and go out the flue, along in the tower body the flue gas business turn over direction is equipped with a plurality of spray zones, spray zone's top and bottom are equipped with shower head group and drain pipe respectively, the drain end of drain pipe with adjacent the feed liquor end pipe connection of shower head group is located the final position the drain pipe with waste liquid treatment system's water inlet is through pipeline one intercommunication, is located the first shower head group with waste liquid treatment system's delivery port is through the back flow intercommunication. Compared with the prior art, the dust removal spray purification device provided by the utility model utilizes the plurality of liquid suction chambers to carry out grading treatment on the flue gas, and has the advantages of sufficient gas-liquid contact mixing, long contact time, very high treatment efficiency, cyclic utilization of the treated liquid and low energy consumption.
However, in the above scheme, the flue gas directly enters the spraying area through the smoke vent after the flue gas is in baffling motion in the clean flue and sequentially enters each spraying area, so that the use time of water, alkali liquor and oxidizing liquid is shortened due to the rapid reaction of the water, alkali liquor and oxidizing liquid, the use time of the flue gas is inconvenient to reduce the content of large particles in the flue gas by filtering the flue gas through the filter plate before the flue gas enters the spraying area, the use time of the water, alkali liquor and oxidizing liquid and the like and the spraying direction of a spray head in the flue gas are relatively fixed, and the turbulence of the flue gas is inconvenient to increase the spraying time and the spraying uniformity of the flue gas. How to invent a spray dust-removing purifying device to improve the problems becomes a problem to be solved urgently by the person skilled in the art.
Disclosure of Invention
In order to make up for the defects, the utility model provides a spray dust removal purification device, which aims to solve the problems that the use time of water, alkali liquor, oxidizing liquid and the like is prolonged by reducing the content of large particles in smoke by filtering the smoke through a filter plate before the smoke enters a spray zone, and the time and the uniformity of spraying of the smoke are inconvenient to increase the turbulence of the smoke.
The utility model is realized in the following way: a spray dust-removing purifying device comprises an air supply mechanism and a dust-removing mechanism.
The air supply mechanism comprises an air conveying piece and a filtering piece, wherein the air conveying piece is communicated with the filtering piece, and the filtering piece is used for preliminarily filtering exhaust gas exhausted from the air conveying piece. The dust removing mechanism comprises a spraying piece and an auxiliary spraying piece, the auxiliary spraying piece is arranged in the spraying piece, the filtering piece is communicated with one corner of the inner part of the spraying piece, and the spraying piece and the auxiliary spraying piece are used for removing dust from waste gas exhausted from the filtering piece.
In a preferred technical scheme of the utility model, the gas transmission part comprises a communicating pipe and a three-way valve, one end of the three-way valve is communicated with external waste gas, and the communicating pipe is communicated with the other two ends of the three-way valve.
In a preferred technical scheme of the utility model, the filter element comprises two filter boxes, a roll-over door, a filter plate and a guide door, wherein the two filter boxes are arranged in parallel, one end of a through hole is formed in each of two ends of each of the two filter boxes, one end of each of the two filter boxes is correspondingly arranged with the other end of each of the two communicating pipes, the roll-over door is rotatably arranged on one side of the filter box through a hinge, the other end of each of the two filter boxes is hermetically arranged on one side of the filter box through a bolt, and the filter plate is slidably inserted into the filter box and is arranged in parallel with the guide door.
In a preferred technical scheme of the utility model, rubber sealing gaskets are fixedly arranged between the roll-over door and the filter box.
In a preferred embodiment of the present utility model, a plurality of filter plates are provided, and a plurality of filter plates are provided in correspondence with the communication pipe.
In a preferred technical scheme of the utility model, the spray piece comprises a spray box, a first spray head, a first partition plate, a second partition plate, a water storage box, an exhaust port and supporting legs, wherein the first spray head is fixedly arranged on one side, far away from the filter box, of the guide door in the inner top of the spray box and communicated with an external water source, one end and two sides of the first partition plate are fixedly connected with the inner part of the spray box and are positioned below the first spray head, one end and two sides of the second partition plate are fixedly arranged inside the spray box and are positioned below the first partition plate and are staggered, the water storage box is communicated with the bottom of the spray box, one side of the spray box is communicated with the exhaust port, and the supporting legs are fixedly arranged at four corners of the bottom of the spray box.
In a preferred technical scheme of the utility model, a plurality of strip-shaped through holes are uniformly formed in the surface of the first partition plate, the strip-shaped through holes are obliquely arranged to incline to the side far away from the guide door, an electromagnetic valve is arranged on one side of the water storage box in a communicating manner, and the water storage box is arranged in a communicating manner with the first water spraying head through a water pipe and a water pump.
In a preferred technical scheme of the utility model, the joint of the bottom of the spray tank and the water storage box is inclined, and one side far away from the water storage box is higher than one side close to the water storage box.
In a preferred technical scheme of the utility model, two auxiliary spraying pieces are arranged, and the two auxiliary spraying pieces are correspondingly and crosswise arranged in the spraying pieces.
In a preferred technical scheme of the utility model, the spraying piece comprises a fixed box rotating rod, a second water spraying head, a first sector gear, a gear and a second sector gear, wherein one fixed box is fixedly arranged above the end section of the first partition board, the other fixed box is fixedly arranged above the end section of the second partition board, the interior of the rotating rod is hollow, the second water spraying head is provided with a plurality of uniformly inclined and communicated parts, the back of the rotating rod is communicated with an external water source through a water pipe, one end of the rotating rod is rotatably arranged at the other end of the fixed box and fixedly connected with the gear, the other end of the gear is rotatably arranged at the fixed box, and the first sector gear and the second sector gear are correspondingly arranged at two sides of the gear through the driving of a motor.
The beneficial effects of the utility model are as follows: according to the spray dust removal purification device obtained through the design, when the spray dust removal purification device is used, waste gas is filtered through the filter plate, the content of large-particle dust in the waste gas is reduced, the waste gas enters the spray box to spray through the guide door, the waste gas is sprayed through the first water spray head to remove dust, the motor drives the first fan-shaped gear and the second fan-shaped gear to rotate so as to enable the gear to do reciprocating swinging motion, the rotary rod drives the second water spray head to do swinging motion through the gear to spray the waste gas, so that turbulence of the waste gas is increased, the time of spraying the waste gas is conveniently increased, the use time of water, alkali liquor, oxidizing liquid and the like is shortened by filtering the waste gas through the filter plate before the waste gas enters a spraying area, and the turbulence of the waste gas is conveniently increased, and the time of spraying the waste gas is conveniently increased.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some examples of the present utility model and therefore should not be considered as limiting the scope, and other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic view of a side structure provided by an embodiment of the present utility model;
FIG. 2 is a schematic diagram of an internal structure according to an embodiment of the present utility model;
FIG. 3 is a schematic view of an internal cross-sectional structure according to an embodiment of the present utility model;
fig. 4 is a schematic diagram of a disassembly structure of a filtering box according to an embodiment of the present utility model;
fig. 5 is a schematic diagram of a splitting structure of an auxiliary spraying member according to an embodiment of the present utility model.
In the figure: 100-an air supply mechanism; 110-gas conveying piece; 111-communicating pipe; 112-a three-way valve; 120-a filter; 121-a filter box; 122-roll-over door; 123-filter plates; 124-a guide gate; 125-rubber gasket; 200-a dust removing mechanism; 210-spraying piece; 211-a spray box; 212-a first sprinkler head; 213-a first separator; 214-a second separator; 215-a water storage box; 216-exhaust port; 217-support legs; 220-auxiliary spraying piece; 221-a fixed box; 222-rotating the rod; 223-second sprinkler head; 224—a first sector gear; 225-gear; 226-a second sector gear.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments. All other embodiments, based on the embodiments of the utility model, which are apparent to those of ordinary skill in the art without inventive faculty, are intended to be within the scope of the utility model.
Referring to fig. 1, the present utility model provides a technical solution: a spray dust-removing purifying device comprises an air supply mechanism 100 and a dust-removing mechanism 200.
Referring to fig. 2, the air supply mechanism 100 includes an air delivery member 110 and a filter member 120, where the air delivery member 110 and the filter member 120 are disposed in communication, and the filter member 120 is used for primarily filtering the exhaust gas discharged from the air delivery member 110. The dust removal mechanism 200 comprises a spraying piece 210 and an auxiliary spraying piece 220, wherein the auxiliary spraying piece 220 is arranged in the spraying piece 210, the filtering piece 120 is communicated with one corner of the inside of the spraying piece 210, the spraying piece 210 and the auxiliary spraying piece 220 are used for removing dust from waste gas exhausted by the filtering piece 120, the auxiliary spraying piece 220 is used for swinging spraying, and an induced draft fan is arranged outside the spraying piece 210 and used for driving the waste gas in the spraying piece 210 to move.
Referring to fig. 3, the gas transmission member 110 includes a communication pipe 111 and a three-way valve 112, one end of the three-way valve 112 is connected to the external exhaust gas, the communication pipe 111 is connected to the other end of the three-way valve 112, and the three-way valve 112 is used for controlling the flowing direction of the exhaust gas.
Referring to fig. 3 and 4, the filter 120 includes a filter box 121, a roll-over door 122, a filter plate 123 and a guide door 124, the filter box 121 is provided with two, the two filter boxes 121 are arranged in parallel, two ends of the two filter boxes 121 are provided with one end of a through hole and the other end of the two communicating pipes 111 are correspondingly arranged with the guide door 124, one end of the roll-over door 122 is rotatably mounted on one side of the filter box 121 through a hinge, the other end of the roll-over door 122 is mounted on one side of the filter box 121 through a bolt seal, the filter plate 123 is slidably inserted and arranged in the filter box 121 and is parallel to the guide door 124, and the roll-over door 122 is mounted on one side of the filter box 121 through a bolt seal to prevent leakage of waste gas.
Rubber gaskets 125 are fixedly arranged between the roll-over door 122 and the filter box 121, and the rubber gaskets 125 are used for improving the tightness between the roll-over door 122 and the filter box 121. The plurality of filter plates 123 are provided, and the plurality of filter plates 123 and the communicating tube 111 are provided so that the aperture of the plurality of filter plates 123 is sequentially reduced from one end of the communicating tube 111 to one side of the guide door 124.
Referring to fig. 3, the spray member 210 includes a spray box 211, a first spray head 212, a first partition 213, a second partition 214, a water storage box 215, an exhaust port 216 and a supporting leg 217, wherein the first spray head 212 is fixedly disposed on one side of the inner top of the spray box 211, which is far away from the filter box 121, of the guide door 124, one end and two sides of the first partition 213 are fixedly connected to the inner side of the spray box 211 and are disposed below the first spray head 212, one end and two sides of the second partition 214 are fixedly mounted on the inner side of the spray box 211 and are disposed below the first partition 213 and are staggered with the first partition 213, the water storage box 215 is disposed at the bottom of the spray box 211, one side of the spray box 211 is disposed in communication with the exhaust port 216, the supporting leg 217 is fixedly disposed at four corners of the bottom of the spray box 211, and the first partition 213 and the second partition 214 are used for increasing the time of the flow of the exhaust gas so as to achieve better dust removal effect on the exhaust gas.
The surface of the first partition 213 is uniformly provided with a plurality of bar-shaped through holes, the bar-shaped through holes are obliquely arranged to be inclined to one side far away from the guide door 124, an electromagnetic valve is communicated with one side of the water storage box 215, the water storage box 215 is communicated with the first sprinkler bead 212 through a water pipe and a water pump, and the electromagnetic valve is controlled to be used for discharging water in the water storage box 215. The connection between the bottom of the spray tank 211 and the water storage box 215 is inclined, and the side far away from the water storage box 215 is higher than the side near the water storage box 215, so that the liquid can flow in conveniently.
Referring to fig. 3 and 5, two auxiliary spraying members 220 are provided, the two auxiliary spraying members 220 are correspondingly and alternately arranged in the spraying members 210, and the two spraying members 210 have better effect. The spraying piece 210 comprises a fixed box 221, a rotating rod 222, a second water spraying head 223, a first sector gear 224, a gear 225 and a second sector gear 226, wherein one fixed box 221 is fixedly arranged above the end section of the first partition plate 213, the other fixed box 221 is fixedly arranged above the end section of the second partition plate 214, the inside of the rotating rod 222 is hollow, the second water spraying head 223 is provided with a plurality of uniformly inclined and communicated parts which are arranged on one side of the rotating rod 222, the back of the rotating rod 222 is communicated with an external water source through a water pipe, one end of the rotating rod 222 is rotatably arranged on the other end of the fixed box 221 and is fixedly connected with the gear 225, the other end of the gear 225 is rotatably arranged on the fixed box 221, the first sector gear 224 and the second sector gear 226 are correspondingly arranged on two sides of the gear 225 through motor driving, the first sector gear 224 and the second sector gear 226 are double sector gears, and the first sector gear 224 rotates to drive the gear 225 to rotate to one side to drive the second sector gear 226 to rotate to the other side to drive the rotating rod 222 to make the rotating rod 222 to perform swinging motion.
Working principle: waste gas enters through the gas conveying piece 110, the direction of flue gas flowing through is controlled through the three-way valve 112, waste gas is filtered through the filter plate 123 and enters the spray box 211 through the guide door 124 for spraying, when the filter plate 123 in one filter box 121 is blocked, the three-way valve 112 is rotated to replace the other filter box 121 for filtering, the turnover door 122 is opened to take out and clean or replace the filter plate 123 movement in the interior, the downtime is reduced, the waste gas is sprayed and dedusted through the first water spray head 212, the motor drives the first sector gear 224 and the second sector gear 226 to rotate so that the gear 225 does reciprocating swing motion, the rotary rod 222 drives the second water spray head 223 through the gear 225 to do swing motion to spray the waste gas so that the waste gas is turbulent flow, the waste gas spraying time is increased, and liquid flows into the water storage box 215 for circulation trial or discharge, and the waste gas is discharged through the exhaust port 216.
The above description is only of the preferred embodiments of the present utility model and is not intended to limit the present utility model, and various modifications and variations may be made to the present utility model by those skilled in the art. 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 (9)
1. The utility model provides a spray dust removal purifier which characterized in that includes
The air supply mechanism comprises an air conveying piece and a filtering piece, the air conveying piece is communicated with the filtering piece, and the filtering piece is used for preliminarily filtering waste gas discharged by the air conveying piece;
the dust removing mechanism comprises a spraying piece and an auxiliary spraying piece, the auxiliary spraying piece is arranged in the spraying piece, the filtering piece is communicated with one corner of the inside of the spraying piece, and the spraying piece and the auxiliary spraying piece are used for removing dust from waste gas exhausted by the filtering piece;
the auxiliary spraying piece comprises a fixed box, a rotating rod, a second spraying head, a first sector gear, a gear and a second sector gear, wherein one fixed box is fixedly arranged above a first partition plate end section, the other fixed box is fixedly arranged above a second partition plate end section, the inside of the rotating rod is hollow, the second spraying head is provided with a plurality of uniform inclined communicated parts, the uniform inclined parts are arranged on one side of the rotating rod, the back of the rotating rod is communicated with an external water source through a water pipe, one end of the rotating rod is rotatably arranged on the other end of the fixed box and is fixedly connected with the gear, the other end of the gear is rotatably arranged on the fixed box, and the first sector gear and the second sector gear are correspondingly arranged on two sides of the gear through motor driving.
2. The spray dust removal purification apparatus as set forth in claim 1, wherein: the gas transmission piece comprises a communicating pipe and a three-way valve, one end of the three-way valve is communicated with external waste gas, and the communicating pipe is communicated with the other two ends of the three-way valve.
3. The spray dust removal purification apparatus as set forth in claim 2, wherein: the filter comprises a filter box, a roll-over door, a filter plate and a guide door, wherein the two filter boxes are arranged in parallel, the two filter boxes are respectively provided with one end with a through hole and the two ends, the other end is communicated with the communication pipe, the guide door is correspondingly arranged, one end of the roll-over door is rotatably arranged on one side of the filter box through a hinge, the other end of the one side of the filter box is hermetically arranged on one side of the filter box through a bolt, and the filter plate is slidably inserted into the filter box and is arranged in parallel with the guide door.
4. A spray dust removal purification apparatus as set forth in claim 3, wherein: rubber sealing gaskets are fixedly arranged between the roll-over door and the filter box.
5. A spray dust removal purification apparatus as set forth in claim 3, wherein: the filter plates are provided with a plurality of filter plates and the communicating pipes are correspondingly arranged.
6. A spray dust removal purification apparatus as set forth in claim 3, wherein: the utility model provides a spray piece, including spray box, first sprinkler bead, first baffle, second baffle, water storage box, gas vent and supporting leg, first sprinkler bead is in with outside water source intercommunication fixed setting spray box's interior top is located the direction door is kept away from one side of rose box, first baffle one end and both sides fixed connection in spray box's inside is located the below of first sprinkler bead, second baffle one end and both sides fixed mounting in spray box's inside be located the below of first baffle with first baffle staggered arrangement, the water storage box intercommunication sets up spray box's bottom, spray box one side with the gas vent intercommunication sets up, the supporting leg is fixed to be set up spray box's bottom four corners.
7. The spray dust-removing purification apparatus as set forth in claim 6, wherein: the surface of first baffle has evenly offered a plurality of bar through-holes and a plurality of bar through-hole slope setting to keeping away from one side slope of direction door, water storage box one side intercommunication is provided with the solenoid valve, water storage box pass through water pipe and water pump with first sprinkler bead intercommunication sets up.
8. The spray dust-removing purification apparatus as set forth in claim 6, wherein: the bottom of the spray tank and the junction of the water storage box are obliquely arranged, and one side far away from the water storage box is higher than one side close to the water storage box.
9. The spray dust-removing purification apparatus as set forth in claim 6, wherein: the auxiliary spraying pieces are arranged in two, and the two auxiliary spraying pieces are correspondingly and crosswise arranged in the spraying pieces.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320703315.7U CN219744345U (en) | 2023-04-03 | 2023-04-03 | Spray dust removal purifier |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320703315.7U CN219744345U (en) | 2023-04-03 | 2023-04-03 | Spray dust removal purifier |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219744345U true CN219744345U (en) | 2023-09-26 |
Family
ID=88092155
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320703315.7U Active CN219744345U (en) | 2023-04-03 | 2023-04-03 | Spray dust removal purifier |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219744345U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118022474A (en) * | 2024-04-10 | 2024-05-14 | 山西蓝邦环保科技有限公司 | Spraying haze removal device for total return air of coal mine |
-
2023
- 2023-04-03 CN CN202320703315.7U patent/CN219744345U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118022474A (en) * | 2024-04-10 | 2024-05-14 | 山西蓝邦环保科技有限公司 | Spraying haze removal device for total return air of coal mine |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20231026 Address after: 300000 East Dijiayuan 1-1804, West Side of Weijin South Road, Liqizhuang Street, Xiqing District, Tianjin City Patentee after: Tianjin Lingyun Network Technology Co.,Ltd. Address before: 300171 Wanhai Building, Hedong District, Tianjin City -2204 Patentee before: Hongyuan (Tianjin) Environmental Protection Technology Co.,Ltd. |
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| TR01 | Transfer of patent right |