CN215761762U - Dust collector of open-pit mining - Google Patents
Dust collector of open-pit mining Download PDFInfo
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- CN215761762U CN215761762U CN202121536528.2U CN202121536528U CN215761762U CN 215761762 U CN215761762 U CN 215761762U CN 202121536528 U CN202121536528 U CN 202121536528U CN 215761762 U CN215761762 U CN 215761762U
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- dust removal
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- 239000000428 dust Substances 0.000 title claims abstract description 172
- 238000005065 mining Methods 0.000 title claims abstract description 25
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 57
- 238000010521 absorption reaction Methods 0.000 claims description 15
- 230000007246 mechanism Effects 0.000 claims description 14
- 244000309464 bull Species 0.000 claims description 6
- 230000000149 penetrating effect Effects 0.000 claims description 5
- 238000009413 insulation Methods 0.000 claims description 2
- 238000010030 laminating Methods 0.000 claims description 2
- 238000003466 welding Methods 0.000 claims description 2
- 238000000034 method Methods 0.000 abstract description 21
- 230000000694 effects Effects 0.000 abstract description 18
- 230000008569 process Effects 0.000 abstract description 18
- 238000003756 stirring Methods 0.000 description 9
- 239000007921 spray Substances 0.000 description 7
- 230000009471 action Effects 0.000 description 3
- 230000002337 anti-port Effects 0.000 description 3
- 230000000903 blocking effect Effects 0.000 description 3
- 230000003116 impacting effect Effects 0.000 description 3
- 239000003595 mist Substances 0.000 description 3
- 230000009467 reduction Effects 0.000 description 2
- 241000826860 Trapezium Species 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012216 screening Methods 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model discloses a dust removing device for surface mining, which comprises a box body and a cover body arranged at the upper end of the box body, wherein a fan is opened to work, the fan can rotate to suck external dust into a dust removing box through a dust suction pipe A and a dust suction pipe B, the dust suction pipe A can suck the dust at the front end of the box body, the dust suction pipe B can suck the dust at the lower end of the box body, the dust removing effect is improved by performing dust suction in multiple directions, in the rotating process of the fan, a rotating shaft of the fan can rotate, a belt pulley can be driven to rotate through the connection of a belt body, a threaded rod can rotate, the threaded rod is in threaded connection with a threaded sleeve, the threaded sleeve can be driven to move towards a limiting block by the rotation of the threaded rod, no thread is arranged on the outer surface of the threaded rod close to one end of the limiting block, namely the threaded sleeve stops moving when moving to the limiting block, the connecting rod can drive a cross rod to move downwards in the moving process of the threaded sleeve, the extension tube is extended, so that the air suction opening of the dust suction tube B is close to the ground, and the dust suction effect is improved.
Description
Technical Field
The utility model relates to the technical field of mining, in particular to a dust removal device for surface mining.
Background
A mine refers to an independent production and operation unit for mining ores in a certain mining boundary. The mine mainly comprises one or more mining workshops and some auxiliary workshops, most mines also comprise a mine dressing field, and in the mining process of the mine, more dust is generated, so that eyes of workers can not be opened easily, and subsequent mining work can not be carried out, and therefore the dust removal device is needed to remove dust on the mining site.
The inlet scoop of the existing dust removing device only faces one direction, dust cannot be removed from multiple angles, and in the dust removing process, ores are easily adsorbed, so that the dust suction pipe is blocked, and the using effect is not good.
Aiming at the problems, the utility model provides a dust removal device for surface mining.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a dust removal device for surface mining, which has the advantages of capability of absorbing dust in multiple directions, capability of preventing broken stones from being absorbed in a dust remover, capability of preventing a dust absorption pipe from being blocked and good use effect, thereby solving the problems in the background technology.
In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a dust collector of open mine exploitation, includes the box and installs the lid in the box upper end, and one side movable mounting of box has the handle, the discharge gate is installed being close to handle one side to the box, and the inside of box still is provided with the dust removal box and installs the mechanism that goes out water in dust removal box one side, and the fan is installed to one side of dust removal box, and the internal face at the box is installed to the fan, and the upper end both ends of dust removal box all are provided with dust absorption pipe A and dust absorption pipe B, and dust absorption pipe A extends to the box and keeps away from one side of handle, and dust absorption pipe B extends to the bottom of box.
Preferably, the dust removal box is a component with a trapezoidal structure, one end of the discharge port is connected with the lower end of the dust removal box, and the other end of the discharge port penetrates through the box body and is movably connected with the baffle in a penetrating manner.
Preferably, the box is including installing the shovel board at the box front end and processing the embedded groove in the box bottom, and the outer wall processing of box has the side groove, and the central point in side groove puts and installs the carousel, and the carousel is connected with the pivot of fan.
Preferably, go out water mechanism including installing the water tank and the water pipe that the other end is connected with atomizer with the water tank that remove dust box one side, the diapire in caulking groove is installed to atomizer, the water filling port is installed at the outer wall of box.
Preferably, the dust removal box is including installing the acoustic celotex board at the dust removal box inner wall and installing the filter sieve at the fan output, and the filter sieve is the trapezium structure, and installs at the inner wall of dust removal box, and crushing mechanism installs the inside at the dust removal box.
Preferably, broken mechanism is including installing the motor at the dust removal box inner wall and the bull stick of being connected with the motor output, and the fixed surface of bull stick installs the puddler, and the outer surface welding of puddler installs broken tooth, and the top fixed mounting of bull stick has the scraper with the laminating of filter sieve surface, and the surface mounting of scraper has the connecting rod.
Preferably, the dust collection pipe B comprises a telescopic pipe arranged at the lower end of the dust collection pipe B and a cross rod arranged on the outer surface of the telescopic pipe, connecting rods are movably arranged at two ends of the cross rod, and a threaded sleeve is movably arranged at one end, far away from one side of the cross rod, of each connecting rod.
Preferably, dust absorption pipe B is still including with threaded sleeve through connection's threaded rod and fixed mounting at the stopper of threaded rod surface, and the surface of threaded rod still movable mounting have the belt pulley, the one end and the belt pulley connection of belt body, the other end and the pivot through connection of fan one side.
Compared with the prior art, the utility model has the following beneficial effects:
1. according to the dust removal device for the surface mining, an operator fills the water tank with water through the water filling port, one end of the water pipe connected with the water tank is connected with the water pump, the water pump is started to work, water in the water tank is sprayed out of the atomizing nozzle through the water pipe to form fine water mist, dust is reduced on the ground, dust is prevented from being raised, the atomizing nozzle is arranged in the inner caulking groove and has a certain distance with the ground, the dust reduction effect can be improved, ores on the ground are prevented from damaging the atomizing nozzle, and the protection effect is good.
2. The utility model provides a dust removing device for surface mining, which pushes a box body to move by a handle, a shovel plate at the front end of the box body can shovel away crushed stones in front of the box body to prevent the crushed stones from impacting an atomizing nozzle and a dust suction pipe B, a fan is started to work, the fan can rotate to suck external dust into a dust removing box through the dust suction pipe A and the dust suction pipe B, the dust suction pipe A can suck dust at the front end of the box body, the dust suction pipe B can suck dust at the lower end of the box body, the dust removing effect is improved, the rotating shaft of the fan can rotate in a multi-azimuth mode in the rotating process of the fan, a belt pulley can be driven to rotate by the connection of a belt body, namely, a threaded rod can rotate, the threaded rod is in threaded connection with a threaded sleeve, the threaded sleeve can be driven to move towards a limiting block by the rotation of the threaded rod, no thread is arranged on the outer surface of the threaded rod close to one end of the limiting block, the screw thread cover removes to stopper department promptly and stops the removal promptly, at the screw thread cover removal in-process, the connecting rod can drive the horizontal pole and move down, with flexible pipe extension, make dust absorption pipe B's inlet scoop press close to ground, improve the effect of dust absorption, after the dust absorption, stop fan work, operating personnel antiport carousel, make the pivot, belt body and threaded rod antiport, therefore make screw thread cover antiport, the connecting rod drives and lifts on the horizontal pole promptly, flexible pipe shortens, make and lift on the inlet scoop of dust absorption pipe B, avoid causing the damage because of external factor.
3. The utility model provides a dust removal device for surface mining, which is characterized in that in the dust collection process, a motor is started to work to drive a rotating rod and a stirring rod on the outer surface of the rotating rod to rotate, so that dust in a dust removal box can be uniformly arranged in the dust removal box, crushing teeth can crush other non-dust matters sucked by a dust suction pipe A and a dust suction pipe B in the rotation process of the stirring rod, the internal blockage is prevented, a scraper at one end can be driven to rotate by the rotation of the rotating rod, the scraper is convenient to remove the dust on the surface of a filter screen, the filter screen is prevented from being blocked, a connecting rod on the outer surface of the scraper can clean a discharge hole in the rotation process, and the discharge effect is prevented from being influenced by the dust blocking the discharge hole.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a cross-sectional view of the present invention;
FIG. 3 is a schematic structural view of a dust-removing box of the present invention;
FIG. 4 is an enlarged view taken at A in FIG. 3 according to the present invention;
FIG. 5 is a schematic view of the structure of a suction pipe B of the present invention.
In the figure: 1. a box body; 11. a shovel plate; 12. an embedded groove is formed; 13. a side groove; 14. a turntable; 2. a cover body; 3. a handle; 4. a discharge port; 41. a baffle plate; 5. a dust removal box; 51. a sound insulating board; 52. filtering and screening; 53. a crushing mechanism; 531. a motor; 532. a rotating rod; 533. a stirring rod; 534. crushing teeth; 535. a scraper; 536. a connecting rod; 6. a fan; 7. a water outlet mechanism; 71. a water tank; 72. a water pipe; 73. an atomizing spray head; 74. a water injection port; 8. a dust suction pipe A; 9. a dust suction pipe B; 91. a telescopic pipe; 92. a cross bar; 93. a connecting rod; 94. a threaded sleeve; 95. a threaded rod; 96. a limiting block; 97. a belt pulley; 98. a belt body.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1 and 2, a dust removing apparatus for surface mining includes a box 1 and a cover 2 mounted on an upper end of the box 1, a handle 3 is movably mounted on one side of the box 1, a discharge port 4 is mounted on a side of the box 1 close to the handle 3, a dust removing box 5 and a water outlet mechanism 7 mounted on a side of the dust removing box 5 are further disposed inside the box 1, a fan 6 is mounted on a side of the dust removing box 5, the fan 6 is mounted on an inner wall surface of the box 1, dust suction pipes A8 and B9 are disposed at both ends of an upper end of the dust removing box 5, a dust suction pipe A8 extends to a side of the box 1 away from the handle 3, a dust suction pipe B9 extends to a bottom end of the box 1, the fan 6 is turned on to suck external dust into the dust removing box 5 through a dust suction pipe A8 and a dust suction pipe B9, dust suction pipe A8 can suck dust at a front end of the box 1, and dust at a lower end of the dust suction pipe B9, multidirectional dust collection work is carried out, the dust collection box 5 is a component with a trapezoidal structure, one end of the discharge port 4 is connected with the lower end of the dust collection box 5, the other end of the discharge port 4 penetrates through the box body 1 and is movably connected with the baffle 41 in a penetrating manner, the baffle 41 is lifted upwards, dust in the dust collection box 5 can be discharged through the discharge port 4, the box body 1 comprises a shovel plate 11 arranged at the front end of the box body 1 and an embedded groove 12 processed at the bottom end of the box body 1, the box body 1 is pushed by the handle 3 to move, broken stones in front of the box body 1 can be shoveled away by the shovel plate 11 at the front end of the box body 1, the broken stones are prevented from impacting the atomizing spray head 73 and the dust collection pipe B9, a side groove 13 is processed on the outer wall of the box body 1, a rotary table 14 is arranged at the center position of the side groove 13, the rotary table 14 is connected with a rotary shaft of the fan 6, the embedded groove 12 is used for protecting the atomizing spray head 73 and the dust collection pipe B9, the embedded groove 12 has a certain distance from the ground, and can improve the dust collection effect, prevent that the ore that exists on the ground from damaging atomizer 73, the guard effect is good.
Referring to fig. 2, the water outlet mechanism 7 includes a water tank 71 installed on one side of the dust removing box 5 and a water pipe 72 having one end connected to the water tank 71 and the other end connected to the atomizer 73, the atomizer 73 is installed on the bottom wall of the inner embedded groove 12, a water filling port 74 is installed on the outer wall of the box body 1, an operator fills the water tank 71 with water through the water filling port 74, one end of the water pipe 72 connected to the water tank 71 is connected to a water pump, the water pump is started to work, and water in the water tank 71 is sprayed out from the atomizer 73 through the water pipe 72 to form fine water mist, so as to reduce dust on the ground.
Referring to fig. 2-5, the dust-removing box 5 includes a sound-insulating board 51 for sound insulation and a filter screen 52 installed at the output end of the fan 6, the filter screen 52 is of a trapezoidal structure and installed at the inner wall of the dust-removing box 5, the crushing mechanism 53 is installed inside the dust-removing box 5, the crushing mechanism 53 includes a motor 531 installed at one side of the water tank 71 and a rotating rod 532 connected with the output end of the motor 531, the water tank 71 can cool the motor 531 by water cooling, a stirring rod 533 is fixedly installed on the outer surface of the rotating rod 532, a crushing tooth 534 is welded on the outer surface of the stirring rod 533, a scraper 535 attached to the outer surface of the filter screen 52 is fixedly installed at the top end of the rotating rod 532, a connecting rod 536 is installed on the outer surface of the scraper 535, during dust collection, the motor 531 is started to drive the rotating rod 532 and the stirring rod 533 on the outer surface of the rotating rod 532 to rotate, so as to uniformly distribute dust inside the dust-removing box 5, the crushing teeth 534 can crush other non-dust matters sucked by the dust suction pipe A8 and the dust suction pipe B9 in the rotating process of the stirring rod 533, so that internal blockage is prevented, the rotating rod 532 can drive the scraper 535 at one end to rotate, the scraper 535 is convenient for clearing dust on the surface of the filter sieve 52, the filter sieve 52 is prevented from being blocked, the connecting rod 536 on the outer surface of the scraper 535 can clear the discharge hole 4 in the rotating process, and the discharge effect is prevented from being influenced by the dust blocking the discharge hole 4.
Referring to fig. 2 and 5, the dust suction pipe B9 includes a telescopic pipe 91 installed at the lower end of the dust suction pipe B9 and a cross bar 92 installed on the outer surface of the telescopic pipe 91, both ends of the cross bar 92 are movably installed with a connecting bar 93, one end of the connecting bar 93 far from one side of the cross bar 92 is movably installed with a threaded sleeve 94, the dust suction pipe B9 further includes a threaded rod 95 connected with the threaded sleeve 94 in a penetrating manner and a limit block 96 fixedly installed on the outer surface of the threaded rod 95, and the outer surface of the threaded rod 95 is also movably installed with a belt pulley 97, one end of a belt body 98 is connected with the belt pulley 97, and the other end is connected with a rotating shaft on one side of the fan 6 in a penetrating manner, during the rotation of the fan 6, the rotating shaft of the fan 6 can rotate, the belt pulley 97 can be driven to rotate by the connection of the belt body 98, the threaded rod 95 is connected with the threaded sleeve 94 in a threaded manner, the rotation of the threaded rod 95 can drive the threaded sleeve 94 to move towards the limit block 96, the outer surface of the threaded rod 95 close to one end of the limiting block 96 is not provided with threads, namely, the threaded sleeve 94 moves to the limiting block 96 to stop moving, in the moving process of the threaded sleeve 94, the connecting rod 93 can drive the cross rod 92 to move downwards, the telescopic pipe 91 is extended, the air suction opening of the dust suction pipe B9 is close to the ground, the dust suction effect is improved, after dust suction is finished, the fan 6 is stopped to work, the rotating disc 14 is rotated reversely by an operator, the rotating shaft, the belt body 98 and the threaded rod 95 rotate reversely, the threaded sleeve 94 moves reversely, namely, the connecting rod 93 drives the cross rod 92 to lift up, the telescopic pipe 91 is shortened, the air suction opening of the dust suction pipe B9 is lifted up, and damage caused by external factors is avoided.
The working principle is as follows: an operator fills water into the water tank 71 through the water filling port 74, one end of the water pipe 72 connected with the water tank 71 is connected with a water pump, the water pump is started to work, water in the water tank 71 is sprayed out from the atomizing spray head 73 through the water pipe 72 to form fine water mist, dust is reduced on the ground, dust is prevented from flying up, the atomizing spray head 73 is arranged in the inner caulking groove 12 and has a certain distance with the ground, the dust reduction effect can be improved, the atomizing spray head 73 is prevented from being damaged by ores on the ground, the protection effect is good, the box body 1 is pushed to move through the handle 3, broken stones in front of the box body 1 can be shoveled away by the shovel plate 11 at the front end of the box body 1, the broken stones are prevented from impacting the atomizing spray head 73 and the dust suction pipe B9, the fan 6 is started to work, the fan 6 rotates to suck external dust into the dust removal box 5 through the dust suction pipe A8 and the dust suction pipe B9, the dust suction pipe A8 can suck dust at the front end of the box body 1, and the dust suction pipe B9 can suck dust at the lower end of the box 1, the dust collection operation is carried out in multiple directions, the dust collection effect is improved, in the rotation process of the fan 6, the rotating shaft of the fan 6 can rotate, the belt pulley 97 can be driven to rotate through the connection of the belt body 98, the threaded rod 95 can rotate, the threaded rod 95 is in threaded connection with the threaded sleeve 94, the threaded sleeve 94 can be driven to move towards the direction of the limiting block 96 through the rotation of the threaded rod 95, no thread is arranged on the outer surface of the threaded rod 95 close to one end of the limiting block 96, namely, the threaded sleeve 94 stops moving when moving to the limiting block 96, in the movement process of the threaded sleeve 94, the connecting rod 93 can drive the cross rod 92 to move downwards, the extension pipe 91 is extended, the air suction opening of the dust collection pipe B9 is close to the ground, the dust collection effect is improved, in the dust collection process, the motor 531 is started to work, the rotating rod 532 and the stirring rod 533 on the outer surface of the rotating rod 532 are driven to rotate, the dust in the dust collection box 5 can be uniformly arranged inside the dust collection box, the crushing teeth 534 can crush other non-dust matters sucked by the dust suction pipe A8 and the dust suction pipe B9 in the rotation process of the stirring rod 533, so that internal blockage is prevented, the rotation of the rotating rod 532 can drive the scraper 535 at one end to rotate, the scraper 535 is convenient for clearing dust on the surface of the filter sieve 52, the filter sieve 52 is prevented from being blocked, the connecting rod 536 on the outer surface of the scraper 535 can clear the discharge port 4 in the rotation process, the dust is prevented from blocking the discharge port 4 to influence the discharge effect, after dust collection is finished, the fan 6 is stopped to work, an operator reversely rotates the rotary disc 14, the rotary shaft, the belt body 98 and the threaded rod 95 reversely rotate, the threaded sleeve 94 reversely moves, namely the connecting rod 93 drives the cross rod 92 to lift up, the telescopic pipe 91 is shortened, the air suction port of the dust suction pipe B9 is lifted up, and damage caused by external factors is avoided.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. The utility model provides a dust collector of open-pit mining, includes box (1) and installs lid (2) in box (1) upper end, and one side movable mounting of box (1) has handle (3), its characterized in that: discharge gate (4) are installed being close to handle (3) one side in box (1), the inside of box (1) still is provided with dust removal box (5) and installs outlet mechanism (7) in dust removal box (5) one side, fan (6) are installed to one side of dust removal box (5), and fan (6) install the internal face in box (1), the upper end both ends of dust removal box (5) all are provided with dust absorption pipe A (8) and dust absorption pipe B (9), dust absorption pipe A (8) extend to box (1) and keep away from one side of handle (3), dust absorption pipe B (9) extend to the bottom of box (1).
2. The dust removing apparatus for surface mining of claim 1, wherein: the dedusting box (5) is a component with a trapezoidal structure, one end of the discharge hole (4) is connected with the lower end of the dedusting box (5), and the other end of the dedusting box penetrates through the box body (1) and is movably connected with the baffle (41) in a penetrating manner.
3. The dust removing apparatus for surface mining of claim 1, wherein: the box (1) comprises a shovel plate (11) arranged at the front end of the box (1) and an embedded groove (12) machined at the bottom end of the box (1), a side groove (13) is machined in the outer wall of the box (1), a rotary table (14) is installed at the center of the side groove (13), and the rotary table (14) is connected with a rotating shaft of the fan (6).
4. The dust removing apparatus for surface mining of claim 1, wherein: go out water mechanism (7) including installing water tank (71) and water pipe (72) that the other end is connected with atomizer (73) with water tank (71) that dust removal box (5) one side is connected, atomizer (73) install the diapire in embedded groove (12), water filling port (74) are installed at the outer wall of box (1).
5. The dust removing apparatus for surface mining of claim 1, wherein: the dust removal box (5) comprises a sound insulation plate (51) arranged on the inner wall of the dust removal box (5) and a filter sieve (52) arranged at the output end of the fan (6), the filter sieve (52) is of a trapezoidal structure and is arranged on the inner wall of the dust removal box (5), and a crushing mechanism (53) is arranged inside the dust removal box (5).
6. The dust removing apparatus for surface mining of claim 5, wherein: broken mechanism (53) including install motor (531) at dust removal box (5) inner wall and bull stick (532) of being connected with motor (531) output, the outer fixed surface of bull stick (532) installs puddler (533), broken tooth (534) are installed to the outer surface welding of puddler (533), and the top fixed mounting of bull stick (532) have with filter sieve (52) surface laminating scraper (535), the surface mounting of scraper (535) has connecting rod (536).
7. The dust removing apparatus for surface mining of claim 1, wherein: the dust collection pipe B (9) comprises a telescopic pipe (91) arranged at the lower end of the dust collection pipe B (9) and a cross rod (92) on the outer surface of the telescopic pipe (91), connecting rods (93) are movably arranged at two ends of the cross rod (92), and a threaded sleeve (94) is movably arranged at one end, far away from one side of the cross rod (92), of each connecting rod (93).
8. The dust removing apparatus for surface mining of claim 1, wherein: dust absorption pipe B (9) are still including threaded rod (95) and stopper (96) of fixed mounting at threaded rod (95) surface with thread bush (94) through connection, and the surface of threaded rod (95) still movable mounting have belt pulley (97), and the one end and the belt pulley (97) of belt body (98) are connected, the other end and the pivot through connection of fan (6) one side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121536528.2U CN215761762U (en) | 2021-07-07 | 2021-07-07 | Dust collector of open-pit mining |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121536528.2U CN215761762U (en) | 2021-07-07 | 2021-07-07 | Dust collector of open-pit mining |
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| Publication Number | Publication Date |
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| CN215761762U true CN215761762U (en) | 2022-02-08 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202121536528.2U Active CN215761762U (en) | 2021-07-07 | 2021-07-07 | Dust collector of open-pit mining |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117257168A (en) * | 2023-09-28 | 2023-12-22 | 河南海之王装饰工程有限公司 | Vacuum collection devices for indoor and outdoor decoration projects |
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2021
- 2021-07-07 CN CN202121536528.2U patent/CN215761762U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117257168A (en) * | 2023-09-28 | 2023-12-22 | 河南海之王装饰工程有限公司 | Vacuum collection devices for indoor and outdoor decoration projects |
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