CN219290945U - Dust fall equipment for security construction - Google Patents

Dust fall equipment for security construction Download PDF

Info

Publication number
CN219290945U
CN219290945U CN202223458443.4U CN202223458443U CN219290945U CN 219290945 U CN219290945 U CN 219290945U CN 202223458443 U CN202223458443 U CN 202223458443U CN 219290945 U CN219290945 U CN 219290945U
Authority
CN
China
Prior art keywords
fixedly connected
dust
box
rotating
plate
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
CN202223458443.4U
Other languages
Chinese (zh)
Inventor
李艳君
范有
李敏
丁学武
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Shenyang Tianfeng Information Technology Co ltd
Original Assignee
Shenyang Tianfeng Information Technology Co ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Shenyang Tianfeng Information Technology Co ltd filed Critical Shenyang Tianfeng Information Technology Co ltd
Priority to CN202223458443.4U priority Critical patent/CN219290945U/en
Application granted granted Critical
Publication of CN219290945U publication Critical patent/CN219290945U/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Classifications

    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02PCLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P70/00Climate change mitigation technologies in the production process for final industrial or consumer products
    • Y02P70/10Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working

Landscapes

  • Separation Of Particles Using Liquids (AREA)

Abstract

The utility model discloses dust settling equipment for security construction, which comprises a box body, wherein a partition plate is welded on the right side of the inner wall of the box body, a rotating assembly is arranged at the top of the box body, a turntable is arranged at the top of the rotating assembly, a rotating assembly is arranged at the top of the turntable, a barrel is arranged on the surface of the rotating assembly, a spraying assembly is arranged on the surface of the barrel, a dust collection assembly is arranged on the right side of the surface of the box body, a fan is fixedly connected on the right side of the inner wall of the barrel through bolts, and double-brake casters are fixedly connected to four corners at the bottom of the box body through bolts. According to the utility model, the direction of the water mist discharged from the cylinder body can be regulated through the frame body, the rotating rod, the first gear, the first motor, the second gear, the U-shaped plate, the vertical plate, the second motor, the screw rod, the nut, the moving plate and the movable plate, so that the spray sedimentation area region is improved, the sedimentation effect is improved, and the practicability of the dust settling device is improved.

Description

Dust fall equipment for security construction
Technical Field
The utility model relates to the technical field of dust fall equipment, in particular to dust fall equipment for security construction.
Background
The security protection means "security protection", security protection is by thing protection, people's air defense, three kinds of protection forms of technical protection, here security protection engineering refers to technical protection, security protection engineering is the process that adopts modern technological means to realize security protection, security protection product is then the equipment that serves security protection engineering, security protection engineering includes building intellectuality, video monitoring, entrance guard attendance, burglar alarm, parking area management, intelligent house, computer lab engineering etc., can produce the dust at security protection in-process of construction, need use dust fall equipment to carry out dust fall to guarantee constructor's respiratory safety.
The utility model patent of patent application publication number CN214287274U discloses a dust fall equipment for construction, including dust fall equipment main part, the equal fixedly connected with universal wheel in four corners of dust fall equipment main part bottom, the top fixedly connected with handle on dust fall equipment main part right side, the top swing joint of dust fall equipment main part has the support frame, the inboard top of support frame articulates through the pin pole has a dust fall section of thick bamboo, the right side of dust fall section of thick bamboo bottom is provided with electronic jar. The utility model is used by the cooperation of the main body of the dust settling device, the universal wheel, the handle, the support frame, the dust settling barrel, the electric cylinder, the fixed plate, the through pipe, the spray head, the shunt pipe, the blowing mechanism and the adjusting mechanism, thereby achieving the advantage of adjusting the dust settling range, solving the problems that the existing dust settling device lacks the adjusting mechanism, is easy to cause that the dust settling range cannot be adjusted, affects the dust settling effect, improves the labor force of users and improves the practicability of the dust settling device to a certain extent.
However, the device still has some defects in practical use, namely that the spraying direction can be longitudinally adjusted, so that the dust falling area is limited, the practicability of dust falling equipment is reduced, the dust falling operation can not be carried out when the water is used up, and the dust raised in the process of carrying or unloading building materials such as cement can not be reduced by using the water, so that the cement is wet.
Therefore, it is necessary to invent a dust fall device for security construction to solve the above problems.
Disclosure of Invention
The utility model aims to provide dust settling equipment for security construction, which has the advantages of wide dust settling area, adjustable angle and two dust settling modes, and solves the problems that the dust settling area is limited due to the fact that only the spraying direction can be longitudinally adjusted, and dust settling operation cannot be performed when water is used up because the dust settling area is limited.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a dust fall equipment for security protection construction, includes the box, the right side welding of box inner wall has the baffle, rotating assembly is installed at the top of box, rotating assembly's top is installed the carousel, rotating assembly is installed at the top of carousel, rotating assembly's surface mounting has the barrel, the surface mounting of barrel has the subassembly that sprays, dust extraction is installed on the right side of box surface, the right side of barrel inner wall is through bolt fixedly connected with fan, the four corners of bottom half is all through bolt fixedly connected with dual-brake truckle.
Preferably, the rotating assembly comprises a frame body, the bottom of the frame body is fixedly connected with the top of the box body through a bolt, the top of the frame body is movably embedded and connected with a rotating rod through a bearing, the bottom of the rotating rod is fixedly connected with a first gear, the top of the box body is fixedly connected with a first motor through a bolt, a second gear is fixedly connected with a rotating shaft of the first motor, the first gear is meshed with the second gear, the bottom of the rotating disc is welded with the top of the rotating rod, and a ball is arranged between the frame body and the rotating disc.
Preferably, the rotating assembly comprises a U-shaped plate, the bottom of the U-shaped plate is fixedly connected with the left side of the top of the turntable through bolts, the two ends of the U-shaped plate are connected with the surface of the cylinder through rotating shafts, the right side of the top of the turntable is fixedly connected with a riser through bolts, the right side of the riser is fixedly connected with a motor II through bolts, the rotating shaft of the motor II penetrates through the riser and is fixedly connected with a screw rod, the left end of the screw rod is movably inlaid on the right side of the U-shaped plate through a bearing, a nut is arranged on the surface thread sleeve of the screw rod, a movable plate is sleeved on the surface of the nut, the top of the movable plate is connected with a movable plate through rotating shafts, one end of the movable plate is connected with the surface of the cylinder through rotating shafts, and the right side of the movable plate penetrates through a guide rod, and two ends of the guide rod are welded with one side opposite to the U-shaped plate and the riser respectively.
Preferably, the spray assembly comprises a water pump, the bottom of the water pump is fixedly connected with the left side at the top of the box body through a bolt, an input end of the water pump is communicated with an elbow pipe, one end of the elbow pipe penetrates through an inner cavity of the box body, an annular pipe is welded on the left side of the inner wall of the barrel body, a spray head is communicated with the surface of the annular pipe, a first hose is communicated with the output end of the water pump, and one end of the first hose is communicated with the surface of the annular pipe.
Preferably, the dust collection assembly comprises a connecting cover, the left side of the connecting cover is contacted with the right side of the cylinder body, a filter screen is fixedly installed on the right side of the partition plate, the surface of the filter screen is fixedly connected with the inner wall of the box body, a second hose and a third hose are respectively communicated with the right side of the top of the box body from left to right, one end of the second hose is communicated with the right side of the connecting cover, and one end of the third hose is communicated with the dust collection cover.
Preferably, handles are welded at the tops of the two sides of the box body, and a collecting frame is inserted at the bottom of the right side of the box body.
Preferably, a supporting block is welded on the right side of the bottom of the cylinder body, a butt joint block is inserted at the top of the supporting block in a sliding mode, and the top of the butt joint block is welded with the bottom of the connecting cover.
Compared with the prior art, the utility model has the following beneficial effects:
1. according to the utility model, through the matching of the frame body, the rotating rod, the first gear, the first motor, the second gear, the U-shaped plate, the vertical plate, the second motor, the screw rod, the nut, the moving plate and the movable plate, the utility model has the advantage of being capable of adjusting the direction of the water mist discharged from the cylinder body, the spray sedimentation area is increased, the sedimentation effect is improved, and the practicability of the dust settling device is improved.
2. The utility model has the advantages that dust collection and filtration operation can be carried out when water in the box body is used up and dust fall cannot be carried out by spraying through the cooperation of the connecting cover, the filter screen, the second hose, the third hose, the dust collection cover, the barrel and the fan, the flexibility of the device is improved, the dust fall operation can be carried out under the condition of no water, and dust raised in the process of carrying or unloading building materials such as cement does not need to be reduced by using water, so that cement cannot be affected with damp.
Drawings
FIG. 1 is a schematic perspective view of the present utility model;
FIG. 2 is a partially cut-away schematic perspective view of the present utility model;
FIG. 3 is an enlarged schematic view of FIG. 2A in accordance with the present utility model;
FIG. 4 is an enlarged schematic view of the B of FIG. 2 in accordance with the present utility model;
fig. 5 is a perspective view of a rotary assembly according to the present utility model.
In the figure: 1 box, 2 rotating components, 21 frame, 22 rotating rods, 23 gears, 24 motors, 25 gears, 3 turntables, 4 rotating components, 41U-shaped plates, 42 vertical plates, 43 motors, 44 screw rods, 45 nuts, 46 moving plates, 47 movable plates, 48 guide rods, 5 cylinders, 6 spraying components, 61 water pumps, 62 bent pipes, 63 annular pipes, 64 spray heads, 65 hoses, 7 dust collection components, 71 connecting covers, 72 filter screens, 73 hoses, 74 hoses, 75 dust collection covers, 8 double-brake casters, 9 handles, 10 collecting frames, 11 supporting blocks, 12 butt joint blocks, 13 partition plates, 14 fans and 15 balls.
Detailed Description
Referring to fig. 1-5, a dust settling device for security construction comprises a box body 1, wherein a partition 13 is welded on the right side of the inner wall of the box body 1, a rotating assembly 2 is installed at the top of the box body 1, a rotary table 3 is installed at the top of the rotating assembly 2, a rotating assembly 4 is installed at the top of the rotary table 3, a barrel 5 is installed on the surface of the rotating assembly 4, a spraying assembly 6 is installed on the surface of the barrel 5, a dust collection assembly 7 is installed on the right side of the surface of the box body 1, a fan 14 is fixedly connected on the right side of the inner wall of the barrel 5 through bolts, and double-brake casters 8 are fixedly connected to four corners at the bottom of the box body 1 through bolts;
the rotating assembly 2 comprises a frame 21, the bottom of the frame 21 is fixedly connected with the top of the box 1 through a bolt, the top of the frame 21 is movably embedded and connected with a rotating rod 22 through a bearing, the bottom of the rotating rod 22 is fixedly connected with a first gear 23, the top of the box 1 is fixedly connected with a first motor 24 through a bolt, a rotating shaft of the first motor 24 is fixedly connected with a second gear 25, the first gear 23 is meshed with the second gear 25, the bottom of the rotating disc 3 is welded with the top of the rotating rod 22, a ball 15 is arranged between the frame 21 and the rotating disc 3, through the arrangement of the first gear 23 and the second gear 25, the rotation of the rotating rod 22 and the rotating disc 3 can be realized under the action of the driving of the first motor 24, the horizontal orientation of the cylinder 5 is regulated, and the rotating disc 3 is supported through the arrangement of the ball 15, so that the rotating disc 3 is more stable during rotation;
the rotating assembly 4 comprises a U-shaped plate 41, the bottom of the U-shaped plate 41 is fixedly connected with the left side of the top of the turntable 3 through bolts, two ends of the U-shaped plate 41 are rotatably connected with the surface of the cylinder 5 through rotating shafts, the right side of the top of the turntable 3 is fixedly connected with a vertical plate 42 through bolts, the right side of the vertical plate 42 is fixedly connected with a motor II 43 through bolts, the rotating shafts of the motor II 43 penetrate through the vertical plate 42 and are fixedly connected with a screw rod 44, the left end of the screw rod 44 is movably inlaid on the right side of the U-shaped plate 41 through bearings, nuts 45 are sleeved on the surface threads of the screw rod 44, a movable plate 46 is sleeved on the surface of the nuts 45, the top of the movable plate 46 is rotatably connected with a movable plate 47 through rotating shafts, one end of the movable plate 47 is rotatably connected with the surface of the cylinder 5 through rotating shafts, two ends of the guide rod 48 are welded with one side opposite to the U-shaped plate 41 and the vertical plate 42 respectively, the guide rod 48 is arranged, the guide limiting is carried out on the movable plate 46 through the guide limiting is carried out by arranging the guide rod 48, and the force received by the screw rod 44 is lowered simultaneously to protect the movable plate;
the spraying assembly 6 comprises a water pump 61, the bottom of the water pump 61 is fixedly connected with the left side of the top of the box body 1 through a bolt, the input end of the water pump 61 is communicated with an elbow 62, one end of the elbow 62 penetrates through the inner cavity of the box body 1, the left side of the inner wall of the barrel 5 is welded with an annular pipe 63, the surface of the annular pipe 63 is communicated with a spray head 64, the output end of the water pump 61 is communicated with a hose one 65, one end of the hose one 65 is communicated with the surface of the annular pipe 63, and by arranging the water pump 61, the elbow 62 and the annular pipe 63, water in the box body 1 is atomized and sprayed out under the action of the spray head 64, the hose one 65 and the fan 14, the water is blown out under the action of wind power of the fan 14, and dust is settled;
the dust collection assembly 7 comprises a connecting cover 71, the left side of the connecting cover 71 is in contact with the right side of the cylinder 5, a filter screen 72 is fixedly arranged on the right side of the partition 13, the surface of the filter screen 72 is fixedly connected with the inner wall of the box body 1, a second hose 73 and a third hose 74 are respectively communicated from left to right on the right side of the top of the box body 1, one end of the second hose 73 is communicated with the right side of the connecting cover 71, one end of the third hose 74 is communicated with a dust collection cover 75, and the positions of the connecting cover 71 and the dust collection cover 75 can be placed at will under the condition that normal ventilation is not affected by arranging the second hose 73 and the third hose 74;
the top of both sides of the box body 1 is welded with a handle 9, the bottom of the right side of the box body 1 is inserted with a collecting frame 10, dust particles trapped on the right side of a baffle 13 are collected by arranging the collecting frame 10, and the dust particles are conveniently extracted from the box body 1 for cleaning;
the right side welding of barrel 5 bottom has supporting shoe 11, and the top slip grafting of supporting shoe 11 has butt joint piece 12, and the top of butt joint piece 12 and the bottom welding of connecting cover 71 are convenient for fix the connecting cover 71 on the right side of barrel 5 through setting up supporting shoe 11 and butt joint piece 12, conveniently get it simultaneously.
When the dust removing device is used, the device is externally connected with a power supply and a controller through a wire, when dust removing is needed by water, the water is added into the box body 1, the connecting cover 71 is taken down from the cylinder body 5, the butt joint block 12 is separated from the supporting block 11, the operation of the water pump 61 and the fan 14 is controlled, the water in the box body 1 is sprayed out from the spray head 64 through the bent pipe 62, the first hose 65 and the annular pipe 63 by the water pump 61, the water is atomized and sprayed into the cylinder body 5, the fan 14 blows out mist water from the cylinder body 5 to deposit dust, the operation of the first motor 24 and the second motor 43 is controlled, the rotation of the rotating shaft of the first motor 24 drives the rotation of the second gear 25, the first gear 23, the rotating rod 22, the rotating disc 3 and the rotating assembly 4, so that the cylinder body 5 horizontally rotates, the forward and backward rotation of the rotating shaft of the second motor 43 drives the rotating screw 44, the nut 45 and the moving plate 46 are further reciprocated, the cylinder body 5 is longitudinally rotated under the action of the moving plate 47, so that the direction and the area of the spray are adjusted, when dust removing is needed, the dust removing is finished by the dust removing device, the water pump 61, the first motor 24 and the second motor 43 are controlled to blow the mist water, the mist water from the cylinder 5, the dust is blown out from the cylinder body 5, the dust removing device is filtered by the rotating cover 24 and the rotating assembly, the rotating assembly 3, the dust on the rotating assembly, the dust pump and the dust on the side of the cylinder 13, the air is blown to the cylinder 13, the dust by the air and the air through the filter 13, and the filter 13, and the dust is discharged from the cylinder 13, and the air-filter 13.
To sum up: this dust fall equipment for security protection construction cooperates through box 1, rotating assembly 2, carousel 3, rotating assembly 4, barrel 5, spray subassembly 6, dust absorption subassembly 7, baffle 13 and fan 14, has solved and can only carry out vertical regulation to spraying direction, leads to the dust fall area limited to all be the dust fall that uses water, when the water is used up unable problem that carries out the dust fall operation.

Claims (7)

1. Dust fall equipment for security protection construction, including box (1), its characterized in that: the utility model discloses a dust collection device, including box (1) inner wall, rotating assembly (2) are installed at the right side welding of box (1) inner wall, carousel (3) are installed at the top of rotating assembly (2), rotating assembly (4) are installed at the top of carousel (3), surface mounting of rotating assembly (4) has barrel (5), surface mounting of barrel (5) has spray subassembly (6), dust absorption subassembly (7) are installed on the right side of box (1) surface, fan (14) are passed through on the right side of barrel (5) inner wall, four corners of box (1) bottom all is through bolt fixedly connected with dual-brake truckle (8).
2. The dust settling device for security construction according to claim 1, wherein: the rotating assembly (2) comprises a frame body (21), the bottom of the frame body (21) is fixedly connected with the top of the box body (1) through a bolt, the top of the frame body (21) is movably embedded and connected with a rotating rod (22) through a bearing, the bottom of the rotating rod (22) is fixedly connected with a first gear (23), the top of the box body (1) is fixedly connected with a first motor (24) through a bolt, the rotating shaft of the first motor (24) is fixedly connected with a second gear (25), the first gear (23) is meshed with the second gear (25), the bottom of the rotary table (3) is welded with the top of the rotating rod (22), and a ball (15) is arranged between the frame body (21) and the rotary table (3).
3. The dust settling device for security construction according to claim 1, wherein: the rotating assembly (4) comprises a U-shaped plate (41), the bottom of the U-shaped plate (41) is fixedly connected with the left side of the top of the rotary plate (3) through bolts, the two ends of the U-shaped plate (41) are rotationally connected with the surface of the cylinder body (5) through rotating shafts, the right side of the top of the rotary plate (3) is fixedly connected with a vertical plate (42) through bolts, the right side of the vertical plate (42) is fixedly connected with a motor II (43) through bolts, the rotating shafts of the motor II (43) penetrate through the vertical plate (42) and are fixedly connected with a screw rod (44), the left end of the screw rod (44) is movably inlaid on the right side of the U-shaped plate (41) through bearings, a nut (45) is sleeved on the surface of the screw rod (44), a movable plate (46) is welded on the surface of the nut (45), the top of the movable plate (46) is rotationally connected with a movable plate (47) through rotating shafts, one end of the movable plate (47) is rotationally connected with the surface of the cylinder body (5) through rotating shafts, the right side of the movable plate (46) is provided with a guide rod (48) and one side of the guide rod (48) is welded with one side of the two opposite sides of the guide rod (48).
4. The dust settling device for security construction according to claim 1, wherein: spray subassembly (6) include water pump (61), the left side fixed connection at the bottom of water pump (61) and box (1) top through the bolt, the input intercommunication of water pump (61) has return bend (62), the one end of return bend (62) runs through to the inner chamber of box (1), the left side welding of barrel (5) inner wall has annular pipe (63), the surface intercommunication of annular pipe (63) has shower nozzle (64), the output intercommunication of water pump (61) has hose one (65), the one end of hose one (65) and the surface intercommunication of annular pipe (63).
5. The dust settling device for security construction according to claim 1, wherein: the dust collection assembly (7) comprises a connecting cover (71), the left side of the connecting cover (71) is in contact with the right side of the cylinder body (5), a filter screen (72) is fixedly installed on the right side of the partition plate (13), the surface of the filter screen (72) is fixedly connected with the inner wall of the box body (1), a hose II (73) and a hose III (74) are respectively communicated from left to right on the right side of the top of the box body (1), one end of the hose II (73) is communicated with the right side of the connecting cover (71), and one end of the hose III (74) is communicated with the dust collection cover (75).
6. The dust settling device for security construction according to claim 1, wherein: the top of box (1) both sides has all welded handle (9), the bottom on box (1) right side has pegged graft and has been collected frame (10).
7. The dust settling device for security construction according to claim 5, wherein: the right side of barrel (5) bottom has welded supporting shoe (11), the top slip grafting of supporting shoe (11) has butt joint piece (12), the top of butt joint piece (12) is welded with the bottom of connecting cover (71).
CN202223458443.4U 2022-12-23 2022-12-23 Dust fall equipment for security construction Active CN219290945U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202223458443.4U CN219290945U (en) 2022-12-23 2022-12-23 Dust fall equipment for security construction

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202223458443.4U CN219290945U (en) 2022-12-23 2022-12-23 Dust fall equipment for security construction

Publications (1)

Publication Number Publication Date
CN219290945U true CN219290945U (en) 2023-07-04

Family

ID=86951638

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202223458443.4U Active CN219290945U (en) 2022-12-23 2022-12-23 Dust fall equipment for security construction

Country Status (1)

Country Link
CN (1) CN219290945U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN118698271A (en) * 2024-06-28 2024-09-27 中交二公局铁路建设有限公司 A dust reduction lighting device for subway construction and its use method

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN118698271A (en) * 2024-06-28 2024-09-27 中交二公局铁路建设有限公司 A dust reduction lighting device for subway construction and its use method
CN118698271B (en) * 2024-06-28 2025-11-21 中交二公局铁路建设有限公司 Dust-fall type lighting device for subway construction and application method thereof

Similar Documents

Publication Publication Date Title
CN110833959A (en) Spraying device for wooden furniture
CN219290945U (en) Dust fall equipment for security construction
CN220489373U (en) Central air conditioning self-cleaning device
CN214552289U (en) Dust device that municipal building engineering result of use is good
CN118341598A (en) Automatic paint spraying equipment for wooden doors
CN216225009U (en) A spraying device for fireproof doors and windows
CN218901306U (en) A dust device for construction
CN208829709U (en) A kind of buffing dust cleaning device
CN214552254U (en) Dustproof equipment for construction
CN111530190A (en) Environment-friendly dust removal device and dust removal method
CN215127999U (en) Pre-dedusting device for prefabricated building
CN213885490U (en) Dust device for building engineering convenient to angle regulation
CN214234630U (en) Archaize building metal component anticorrosive treatment equipment
CN216935263U (en) High-efficient dust device of building engineering construction
CN117225121A (en) Dust fall device for construction
CN212855140U (en) Dust keeper is used in municipal administration room construction
CN214634991U (en) A dust treatment device for construction engineering
CN214390809U (en) Paint spraying apparatus is used in stair railing production
CN214106284U (en) Building construction site dust device
CN212371792U (en) Grinding device is used in production of outer wall decoration aluminium veneer
CN114472246A (en) Intelligent monitoring device
CN216238310U (en) Mining dust collector for environmental protection
CN213674700U (en) A curing device for the production of prefabricated components that can evenly spray moisture
CN117205691B (en) Device for purifying dust in building construction site by using water curtain and application method thereof
CN214862143U (en) Environmental protection dust collecting equipment of building engineering construction

Legal Events

Date Code Title Description
GR01 Patent grant
GR01 Patent grant