CN221146843U - Novel geothermal mining and irrigation equipment special for geothermal energy - Google Patents
Novel geothermal mining and irrigation equipment special for geothermal energy Download PDFInfo
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- CN221146843U CN221146843U CN202322639652.7U CN202322639652U CN221146843U CN 221146843 U CN221146843 U CN 221146843U CN 202322639652 U CN202322639652 U CN 202322639652U CN 221146843 U CN221146843 U CN 221146843U
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- 230000002262 irrigation Effects 0.000 title claims abstract description 31
- 238000003973 irrigation Methods 0.000 title claims abstract description 31
- 238000005065 mining Methods 0.000 title claims abstract description 16
- 230000000694 effects Effects 0.000 claims abstract description 26
- 230000007246 mechanism Effects 0.000 claims abstract description 23
- 238000007789 sealing Methods 0.000 claims abstract description 22
- 238000001914 filtration Methods 0.000 claims abstract description 21
- 239000012535 impurity Substances 0.000 claims abstract description 19
- 239000000428 dust Substances 0.000 claims description 16
- 235000017166 Bambusa arundinacea Nutrition 0.000 claims description 10
- 235000017491 Bambusa tulda Nutrition 0.000 claims description 10
- 241001330002 Bambuseae Species 0.000 claims description 10
- 235000015334 Phyllostachys viridis Nutrition 0.000 claims description 10
- 239000011425 bamboo Substances 0.000 claims description 10
- 230000010412 perfusion Effects 0.000 claims description 5
- 239000011148 porous material Substances 0.000 claims description 3
- 230000009471 action Effects 0.000 abstract description 8
- 210000001503 joint Anatomy 0.000 abstract description 7
- 238000009434 installation Methods 0.000 abstract description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 6
- 239000007788 liquid Substances 0.000 description 4
- 238000004140 cleaning Methods 0.000 description 2
- 238000007599 discharging Methods 0.000 description 2
- 230000017525 heat dissipation Effects 0.000 description 2
- 238000005338 heat storage Methods 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 239000002893 slag Substances 0.000 description 1
- 230000007306 turnover Effects 0.000 description 1
- 239000002351 wastewater Substances 0.000 description 1
Classifications
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/10—Geothermal energy
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- Filtration Of Liquid (AREA)
Abstract
The utility model relates to the technical field of mining and irrigation equipment, in particular to novel geothermal special geothermal mining and irrigation equipment, which comprises a irrigation body, wherein a geothermal circulation mechanism is arranged on one side of the irrigation body, a dynamic filtering mechanism is fixedly arranged on the inner wall of the irrigation body, and an impurity treatment mechanism is fixedly arranged on one side of the irrigation body; the sealing cover, sealed lid bottom activity sets up in the body top of irritating, the fixed connection board that is provided with in body top is irritated, sealed lid bottom activity sets up in fixed connection board top, sealed lid bottom mounting is provided with the connection fixed plate. According to the utility model, the irrigation body is placed on the support ring, the pipelines for extracting geothermal heat and transmitting geothermal heat are connected and fixed on the pressure measuring pipe through the butt joint plate by using screws, the inflow and outflow of the geothermal heat and the flow pressure are controlled under the action of rotating through the turntable above the switch screw groove on one side of the pressure measuring pipe, and the check and control can be performed through the pressure gauge on one side, so that the effects of controllable and simple connection and installation are achieved.
Description
Technical Field
The utility model relates to the technical field of mining and irrigation equipment, in particular to novel geothermal special geothermal mining and irrigation equipment.
Background
At present, geothermal recharging is a measure for avoiding thermal pollution and chemical pollution caused by direct discharge of geothermal wastewater, and has an important role in maintaining heat storage pressure and ensuring mining technical conditions of geothermal fields, in geothermal recharging, recharging capability of wells is often reduced due to blockage, the blockage causes comprise physical and chemical, the physical blockage mainly causes suspended particles contained in water to influence recharging capability due to the fact that suspended particles are attached to recharging well walls or enter cracks of heat storage under the action of recharging pressure, and the conventional recharging equipment has poor filtering effect of recharging water and is inconvenient for cleaning impurities in water, so that impurities are easy to block recharging pipes to influence recharging efficiency.
The novel geothermal special geothermal mining and filling device disclosed in the Chinese patent application publication CN 116173588A can be used for filtering and accumulating impurities in a filter cartridge by recharging water through a conveying mechanism to be discharged upwards, and can be used for discharging the impurities accumulated in the filter cartridge to the outside of a recharging tower through the cooperation of the recharging tower and a slag discharging mechanism, so that the recharging tower can continuously carry out the filtering of recharging water for a long time, but the device is too simple, does not have a control switch device and does not detect an internal pressure device, and the device is inconvenient to use.
Disclosure of utility model
The utility model aims to provide novel geothermal special geothermal mining and irrigation equipment for solving the problems in the background technology.
In order to achieve the above purpose, the present utility model provides the following technical solutions:
A novel geothermal mining and irrigation device special for geothermal energy comprises
The device comprises a tank body, wherein a geothermal circulation mechanism is arranged on one side of the tank body, a power filtering mechanism is fixedly arranged on the inner wall of the tank body, and an impurity treatment mechanism is fixedly arranged on one side of the tank body;
The sealing cover, sealed lid bottom activity sets up in the body top of irritating, the fixed connection board that is provided with in body top is irritated, sealed lid bottom activity sets up in fixed connection board top, sealed lid bottom mounting is provided with the connection fixed plate.
Preferably, the geothermal circulation mechanism comprises a flow inlet pipe and a flow outlet pipe, the flow inlet pipe is fixedly arranged on one side of the irrigation body, the flow outlet pipe is fixedly arranged on one side of the irrigation body, an abutting plate is fixedly arranged at one end of the flow outlet pipe, an abutting hole is formed in one side of the abutting plate, a pressure measuring pipe is fixedly arranged at one end of the flow outlet pipe through the abutting plate, and a pipeline for extracting geothermal heat and transmitting geothermal heat is fixedly connected to the pressure measuring pipe through the abutting plate by screws.
Preferably, a switch spiral groove is fixedly arranged on one side of the pressure measuring tube, a switch spiral shaft is movably arranged on the inner wall of the switch spiral groove, a rotary table is fixedly arranged on the top end of the switch spiral shaft through a connecting rod, a pressure gauge is fixedly arranged on one side of the pressure measuring tube, geothermal inflow and outflow and flow pressure are controlled under the action of rotation of the rotary table above the switch spiral groove on one side of the pressure measuring tube, and the pressure gauge on one side can be used for checking and controlling.
Preferably, the power filter mechanism comprises a dust box, a power motor and a power shaft, wherein an installation pipe is fixedly arranged at the top end of the sealing cover, the dust box is fixedly arranged at the top end of the installation pipe, a heat dissipation hole is formed in one side of the dust box, a fixing clamping plate is fixedly arranged on one side of the fixing connecting plate, a telescopic groove is fixedly arranged on one side of the fixing clamping plate through a clamping shaft, a telescopic clamping rod is movably arranged at the top end of the telescopic groove, a handle is fixedly arranged at the top end of the telescopic clamping rod, a fixing clamping groove is formed in one side of the fixing connecting plate, one side of the telescopic clamping rod is movably arranged on the inner wall of the fixing clamping groove, and the sealing cover is fixedly arranged above a filling body by being clamped in the clamping groove on one side of the fixing connecting plate under the action of the telescopic groove on one side of the fixing connecting plate.
Preferably, the fixed power motor that is provided with in dust proof case inner wall top, power motor bottom mounting is provided with the power shaft, power shaft one end activity sets up in filling body inner wall, dust proof case inner wall bottom mounting is provided with the sealing washer, the sealing washer inner wall is fixed to be set up in the power shaft inner wall, power shaft bottom mounting is provided with the fixed block, fixed block bottom mounting is provided with the section of thick bamboo, section of thick bamboo one side activity sets up in filling body inner wall, section of thick bamboo one side has seted up the filtration pore, filling body inner wall is fixed to be provided with the fixed plate, fixed plate one side activity sets up in section of thick bamboo top, the fixed plate top is fixed to be provided with the filter plate, makes the power shaft rotate under the effect of the power motor of switch-on power messenger dust proof case inside, drives filling body inside section of thick bamboo and rotates when the power shaft is rotatory, filters the impurity in the geothermal under the effect of filtration pore and makes liquid and steam flow from the outlet pipe of top.
Preferably, the impurity treatment mechanism is including handling case and chamber door, irritate body one side and fixedly be provided with the processing case, the fixed rotatory cardboard that is provided with in processing case one side, rotatory cardboard inner wall is fixedly provided with rotatory fixture block through the card axle, rotatory fixture block one side is fixedly provided with the chamber door, chamber door one side is fixedly provided with the door handle, irritate body one side is fixedly provided with holding ring, holding ring bottom mounting is provided with the bracing piece, and the periodic opening of chamber door with the processing case one side of irritating body one side is taken out the impurity of handling with inside filtration after the filtration is accomplished.
Compared with the prior art, the utility model has the beneficial effects that:
1. This novel geothermal heat is adopted and is irritated equipment specially to geothermal energy is through placing the body of irritating on the holding ring, will draw geothermal energy and the pipeline of transmission geothermal energy through butt joint board with screwed connection fix on the piezometer pipe again, carry out the business turn over and the flow pressure of control geothermal energy under the effect that the carousel that rotates through the switch helicoidal top of piezometer pipe one side, the manometer of accessible one side is looked over and is controlled to reach controllable and simple connection installation's effect.
2. This novel geothermal heat collecting and irrigating equipment special for geothermal heat, through accomplish the pipe connection installation back, earlier with the draw-in groove of clamp in fixed connection board one side under the effect of the flexible groove of fixed connection board one side, make sealed lid fix in the body top of irritating, make the power shaft rotate under the effect of the power motor of switch-on messenger dust proof incasement portion again, drive the inside section of thick bamboo of irritating when the power shaft rotates and rotate, filter the impurity in the geothermal heat and make liquid and the steam outflow from the outlet pipe of top after filtering the effect of filtration hole, regularly open the chamber door of the treatment chamber one side of irritating body one side after the filtration and take out the processing with the impurity of inside filtration, thereby reach high efficiency and convenient clear effect.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present utility model;
FIG. 2 is a schematic view of the inner structure of the perfusion body of the present utility model;
FIG. 3 is a schematic view showing the internal structure of the dust box of the present utility model;
FIG. 4 is a schematic view of the internal structure of the filter cartridge of the present utility model;
In the figure: 100. filling; 103. sealing cover; 110. fixing the connecting plate; 107. connecting a fixing plate; 207. a flow inlet pipe; 200. a outflow pipe; 201. an abutting plate; 202. a butt joint hole; 208. a pressure measuring tube; 203. a switch screw groove; 205. a switch rotating shaft; 204. a turntable; 206. a pressure gauge; 104. installing a pipe; 105. a dust box; 106. a heat radiation hole; 109. a fixed clamping plate; 111. a telescopic slot; 112. a telescopic clamping rod; 113. a handle; 108. a fixing slot; 305. a power motor; 304. a power shaft; 306. a seal ring; 307. a fixed block; 302. a filter cartridge; 303. filtering holes; 300. a fixing plate; 301. a filter plate; 114. a treatment box; 115. rotating the clamping plate; 116. rotating the clamping block; 117. a door; 118. a door handle; 101. a support ring; 102. and (5) supporting the rod.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-4, the present utility model provides a technical solution:
A novel geothermal mining and irrigation device special for geothermal energy comprises
The device comprises a tank body 100, wherein a geothermal circulation mechanism is arranged at one side of the tank body 100, a power filtering mechanism is fixedly arranged on the inner wall of the tank body 100, and an impurity treatment mechanism is fixedly arranged at one side of the tank body 100;
The sealing cover 103, the activity of sealing cover 103 bottom sets up in the body 100 top of irritating, and the body 100 top is fixed to be provided with fixed connection board 110, and sealing cover 103 bottom activity sets up in fixed connection board 110 top, and sealing cover 103 bottom fixed is provided with and connects fixed plate 107.
In this embodiment, preferably, the geothermal circulation mechanism includes a flow inlet pipe 207 and a flow outlet pipe 200, the flow inlet pipe 207 is fixedly disposed on one side of the irrigation body 100, the flow outlet pipe 200 is fixedly disposed on one side of the irrigation body 100, a butt joint plate 201 is fixedly disposed at one end of the flow outlet pipe 200, a butt joint hole 202 is formed at one side of the butt joint plate 201, and a pressure measuring pipe 208 is fixedly disposed at one end of the flow outlet pipe 200 through the butt joint plate 201.
Through the above-described scheme, the pipes for extracting and transmitting the geothermal heat are screwed to the pressure measuring tube 208 through the butt plate 201.
In this embodiment, preferably, a switch screw groove 203 is fixedly disposed on one side of the pressure measuring tube 208, a switch rotating shaft 205 is movably disposed on the inner wall of the switch screw groove 203, a turntable 204 is fixedly disposed on the top end of the switch rotating shaft 205 through a connecting rod, and a pressure gauge 206 is fixedly disposed on one side of the pressure measuring tube 208.
Through the scheme, the geothermal inflow and outflow and the flow pressure are controlled under the action of rotation of the turntable 204 above the switch screw groove 203 on one side of the pressure measuring tube 208, and the geothermal inflow and outflow and the flow pressure can be checked and controlled through the pressure gauge 206 on one side.
In this embodiment, preferably, the power filtering mechanism includes a dust-proof box 105, a power motor 305 and a power shaft 304, the top end of the sealing cover 103 is fixedly provided with a mounting tube 104, the top end of the mounting tube 104 is fixedly provided with the dust-proof box 105, one side of the dust-proof box 105 is provided with a heat dissipation hole 106, one side of the fixing connection plate 110 is fixedly provided with a fixing clamping plate 109, one side of the fixing clamping plate 109 is fixedly provided with a telescopic slot 111 through a clamping shaft, the top end of the telescopic slot 111 is movably provided with a telescopic clamping rod 112, the top end of the telescopic clamping rod 112 is fixedly provided with a handle 113, one side of the fixing connection plate 110 is provided with a fixing clamping slot 108, and one side of the telescopic clamping rod 112 is movably arranged on the inner wall of the fixing clamping slot 108.
By the above scheme, the telescopic groove 111 at one side of the fixed connection plate 110 is clamped in the clamping groove at one side of the fixed connection plate 110, so that the sealing cover 103 is fixed above the irrigation body 100.
In this embodiment, preferably, a power motor 305 is fixedly disposed at the top end of the inner wall of the dust-proof box 105, a power shaft 304 is disposed at the bottom end of the power motor 305, one end of the power shaft 304 is movably disposed at the inner wall of the filling body 100, a sealing ring 306 is disposed at the bottom end of the inner wall of the dust-proof box 105, the inner wall of the sealing ring 306 is fixedly disposed at the inner wall of the power shaft 304, a fixing block 307 is disposed at the bottom end of the power shaft 304, a filter cartridge 302 is fixedly disposed at the bottom end of the fixing block 307, one side of the filter cartridge 302 is movably disposed at the inner wall of the filling body 100, a filter hole 303 is disposed at one side of the filter cartridge 302, a fixing plate 300 is fixedly disposed at the inner wall of the filling body 100, and a filter plate 301 is fixedly disposed at the top end of the fixing plate 300.
Through the above scheme, the power motor 305 in the dust box 105 is powered on to rotate the power shaft 304, and when the power shaft 304 rotates, the filter cartridge 302 in the tank 100 is driven to rotate, and impurities in geothermal heat are filtered under the action of the filter holes 303, so that filtered liquid and steam flow out of the outlet pipe 200 above.
In this embodiment, preferably, the impurity treatment mechanism includes a treatment box 114 and a box door 117, the treatment box 114 is fixedly disposed on one side of the tank body 100, the rotary clamping plate 115 is fixedly disposed on one side of the treatment box 114, the rotary clamping block 116 is fixedly disposed on the inner wall of the rotary clamping plate 115 through a clamping shaft, the box door 117 is fixedly disposed on one side of the rotary clamping block 116, the door handle 118 is fixedly disposed on one side of the box door 117, the support ring 101 is fixedly disposed on one side of the tank body 100, and the support rod 102 is fixedly disposed at the bottom end of the support ring 101.
By the above-mentioned means, after the filtration is completed, the door 117 of the treatment tank 114 on the side of the tank body 100 is periodically opened to take out the impurities filtered from the inside.
When the novel geothermal special geothermal mining and grouting device is used, the grouting body 100 is placed on the supporting ring 101, the geothermal extracting and geothermal transmitting pipeline is fixed on the pressure measuring pipe 208 through the butt plate 201 in a screwed mode, geothermal inflow and outflow and flow pressure are controlled under the action that the turntable 204 above the switch screw groove 203 on one side of the pressure measuring pipe 208 rotates, and the pressure gauge 206 on one side can be used for checking and controlling, so that the effects of controllable and simple connection and installation are achieved.
After the pipeline connection is installed, the telescopic groove 111 at one side of the fixed connection plate 110 is clamped in the clamping groove at one side of the fixed connection plate 110, the sealing cover 103 is fixed above the irrigation body 100, the power motor 305 in the dustproof box 105 is powered on, the power shaft 304 is rotated, the filter cylinder 302 in the dustproof box 100 is driven to rotate when the power shaft 304 rotates, impurities in the geothermal water are filtered under the action of the filtering holes 303, filtered liquid and steam flow out from the outflow pipe 200 at the upper side, and after the filtration is completed, the box door 117 at one side of the treatment box 114 at one side of the irrigation body 100 is periodically opened to take out the filtered impurities, so that the effects of high efficiency and convenience in cleaning are achieved.
The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the above-described embodiments, and that the above-described embodiments and descriptions are only preferred embodiments of the present utility model, and are not intended to limit the utility model, and that various changes and modifications may be made therein without departing from the spirit and scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.
Claims (4)
1. Novel geothermal special geothermal mining and irrigation equipment is characterized in that: comprising
The device comprises a perfusion body (100), wherein a geothermal circulation mechanism is arranged on one side of the perfusion body (100), a power filtering mechanism is fixedly arranged on the inner wall of the perfusion body (100), and an impurity treatment mechanism is fixedly arranged on one side of the perfusion body (100);
The sealing cover (103), the bottom of the sealing cover (103) is movably arranged at the top end of the irrigation body (100), a fixed connection plate (110) is fixedly arranged at the top end of the irrigation body (100), the bottom of the sealing cover (103) is movably arranged at the top end of the fixed connection plate (110), and a connecting and fixing plate (107) is fixedly arranged at the bottom end of the sealing cover (103);
The geothermal circulation mechanism comprises a flow inlet pipe (207) and a flow outlet pipe (200), wherein the flow inlet pipe (207) is fixedly arranged on one side of the irrigation body (100), the flow outlet pipe (200) is fixedly arranged on one side of the irrigation body (100), an abutting plate (201) is fixedly arranged at one end of the flow outlet pipe (200), an abutting hole (202) is formed in one side of the abutting plate (201), and a pressure measuring pipe (208) is fixedly arranged at one end of the flow outlet pipe (200) through the abutting plate (201);
the pressure measuring tube is characterized in that a switch screw groove (203) is fixedly formed in one side of the pressure measuring tube (208), a switch rotating shaft (205) is movably arranged on the inner wall of the switch screw groove (203), a turntable (204) is fixedly arranged at the top end of the switch rotating shaft (205) through a connecting rod, and a pressure gauge (206) is fixedly arranged on one side of the pressure measuring tube (208).
2. The novel geothermal dedicated geothermal mining and irrigation device according to claim 1, wherein: the utility model provides a power filter mechanism is including dust proof case (105), power motor (305) and power shaft (304), sealed lid (103) top is fixed to be provided with mounting tube (104), mounting tube (104) top is fixed to be provided with dust proof case (105), louvre (106) have been seted up to dust proof case (105) one side, fixed cardboard (109) are fixed to be provided with in fixed connecting plate (110) one side, fixed cardboard (109) one side is fixed to be provided with expansion tank (111) through the clamping shaft, expansion tank (111) top activity is provided with flexible draw-in lever (112), flexible draw-in lever (112) top is fixed to be provided with handle (113), fixed draw-in tank (108) have been seted up to fixed connecting plate (110) one side, flexible draw-in lever (112) one side activity sets up in fixed draw-in lever (108) inner wall.
3. The novel geothermal dedicated geothermal mining and irrigation device according to claim 2, wherein: the utility model discloses a dust proof box, including dust proof box (105), power motor (305) bottom mounting is provided with power shaft (304), power shaft (304) one end activity sets up in filling body (100) inner wall, dust proof box (105) inner wall bottom mounting is provided with sealing washer (306), sealing washer (306) inner wall is fixed to be set up in power shaft (304) inner wall, power shaft (304) bottom mounting is provided with fixed block (307), fixed block (307) bottom mounting is provided with and strains section of thick bamboo (302), strain section of thick bamboo (302) one side activity sets up in filling body (100) inner wall, strain section of thick bamboo (302) one side has seted up filtration pore (303), filling body (100) inner wall is fixed to be provided with fixed plate (300), fixed plate (300) one side activity sets up in strain section of thick bamboo (302) top, fixed plate (300) top is fixed to be provided with filter plate (301).
4. The novel geothermal dedicated geothermal mining and irrigation device according to claim 1, wherein: the impurity treatment mechanism comprises a treatment box (114) and a box door (117), the treatment box (114) is fixedly arranged on one side of the irrigation body (100), a rotary clamping plate (115) is fixedly arranged on one side of the treatment box (114), a rotary clamping block (116) is fixedly arranged on the inner wall of the rotary clamping plate (115) through a clamping shaft, the box door (117) is fixedly arranged on one side of the rotary clamping block (116), a door handle (118) is fixedly arranged on one side of the box door (117), a supporting ring (101) is fixedly arranged on one side of the irrigation body (100), and a supporting rod (102) is fixedly arranged at the bottom end of the supporting ring (101).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322639652.7U CN221146843U (en) | 2023-09-27 | 2023-09-27 | Novel geothermal mining and irrigation equipment special for geothermal energy |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322639652.7U CN221146843U (en) | 2023-09-27 | 2023-09-27 | Novel geothermal mining and irrigation equipment special for geothermal energy |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221146843U true CN221146843U (en) | 2024-06-14 |
Family
ID=91422914
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322639652.7U Active CN221146843U (en) | 2023-09-27 | 2023-09-27 | Novel geothermal mining and irrigation equipment special for geothermal energy |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221146843U (en) |
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2023
- 2023-09-27 CN CN202322639652.7U patent/CN221146843U/en active Active
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