CN209816758U - Construction dust suppression device that multi-environment used - Google Patents
Construction dust suppression device that multi-environment used Download PDFInfo
- Publication number
- CN209816758U CN209816758U CN201920090531.2U CN201920090531U CN209816758U CN 209816758 U CN209816758 U CN 209816758U CN 201920090531 U CN201920090531 U CN 201920090531U CN 209816758 U CN209816758 U CN 209816758U
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- fixed
- box body
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- plate
- dust
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- 239000000428 dust Substances 0.000 title claims abstract description 90
- 230000001629 suppression Effects 0.000 title claims abstract description 32
- 238000010276 construction Methods 0.000 title claims abstract description 29
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 66
- 238000011084 recovery Methods 0.000 claims abstract description 14
- 230000005540 biological transmission Effects 0.000 claims abstract description 6
- 238000009435 building construction Methods 0.000 claims abstract description 6
- 239000007921 spray Substances 0.000 claims description 27
- 230000033001 locomotion Effects 0.000 claims description 23
- 238000010521 absorption reaction Methods 0.000 claims description 11
- 238000005507 spraying Methods 0.000 claims description 9
- 238000000034 method Methods 0.000 abstract description 14
- 230000000694 effects Effects 0.000 abstract description 3
- 230000006978 adaptation Effects 0.000 abstract 1
- 230000003044 adaptive effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005034 decoration Methods 0.000 description 1
- 238000007599 discharging 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
- 238000004064 recycling Methods 0.000 description 1
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- Fire-Extinguishing By Fire Departments, And Fire-Extinguishing Equipment And Control Thereof (AREA)
Abstract
The utility model provides a construction dust suppression device that multi-environment used includes: a base plate; the storage structure is arranged at the top of the bottom plate and comprises a box body, and the bottom of the box body is fixed at the top of the bottom plate; the bottom of the water tank is fixed on one side of the bottom of the inner wall of the box body; the bottom of the recovery box is fixed to the other side of the bottom of the inner wall of the box body; the two sides of the fixing plate are respectively fixed on the two sides of the inner wall of the box body; and (5) a transmission structure. The utility model provides a building construction dust suppression device that multi-environment used can remove dust on a large scale, has improved the effect that presses down dirt to have the function that different removed dust, satisfy different positions, the use of different environment, the user can select the adaptation dust removal method according to the environment of self, also can adopt two kinds of dust removal methods to remove dust simultaneously, great improvement press down the functional of dirt equipment.
Description
Technical Field
The utility model relates to a construction presses down dirt equipment field, especially relates to a construction dust suppression device that multi-environment used.
Background
The building construction refers to production activities in the engineering construction implementation stage, is the construction process of various buildings, and also can be a process of changing various lines on a design drawing into a real object at a specified place. The method comprises foundation engineering construction, main structure construction, roofing engineering construction, decoration engineering construction and the like. The site of the construction work is called a "construction site" or "job site", also called a worksite.
At real life, the construction of building can produce a large amount of dusts, at this moment just needs corresponding dust suppression equipment to handle the dust, however current dust suppression equipment has had a large amount of shortcomings, for example current dust suppression equipment adopts the water source to spray usually, carries out the dust fall, but when removing dust to the environment that contains electrical equipment, adopts the water source to spray, causes the damage to electrical equipment easily, can not satisfy the use of different environment, serious reduction the practicality of dust suppression equipment.
Therefore, it is necessary to provide a dust suppression device for multi-environment construction to solve the above technical problems.
SUMMERY OF THE UTILITY MODEL
The utility model provides a construction dust suppression device that multi-environment used has solved the dust fall that carries on that can not be fine, and the effect is relatively poor, can not satisfy the problem that different positions and different environment used.
For solving the technical problem, the utility model provides a construction dust suppression device that multi-environment used includes: a base plate; the storage structure is arranged at the top of the bottom plate and comprises a box body, and the bottom of the box body is fixed at the top of the bottom plate; the bottom of the water tank is fixed on one side of the bottom of the inner wall of the box body; the bottom of the recovery box is fixed to the other side of the bottom of the inner wall of the box body; the two sides of the fixing plate are respectively fixed on the two sides of the inner wall of the box body; the transmission structure is arranged at the top of the box body and comprises a U-shaped block, and the bottom of the U-shaped block is fixed at the top of the box body; the bottom end of the rotating shaft is rotatably connected to the top of the U-shaped block, and a gear is fixedly connected to the outer surface of the top end of the rotating shaft; the bottom of the motor is fixed at the top of the fixing plate; the spraying structure is arranged on one side of the top of the box body and comprises a fixed block, and the bottom of the fixed block is fixed on one side of the top of the box body; the bottom of the first straight toothed plate is slidably connected to the top of the fixed block through a sliding block, the top of the first straight toothed plate is movably connected with an L-shaped plate, and one side of the L-shaped plate is fixedly connected with a spray head; the adjusting device is arranged on the other side of the L-shaped plate and comprises a thread block, one side of the thread block is fixed on the other side of the L-shaped plate, and the bottom of the L-shaped plate is connected with a moving block in a sliding mode; the dust collection structure is arranged on the other side of the top of the box body and comprises a supporting block, and the bottom of the supporting block is fixed on the other side of the top of the box body; the bottom of the second straight tooth plate is connected to the top of the supporting block in a sliding mode through a sliding block, the top of the second straight tooth plate is fixedly connected with a T-shaped flexible rod, and one end of the T-shaped flexible rod is fixedly connected with a dust suction nozzle; the bottom of the water pump is fixed on one side of the top of the fixed plate; and the bottom of the suction pump is fixed on the other side of the top of the fixing plate.
Preferably, the bottom end of the rotating shaft penetrates through the box body and extends to the bottom of the box body, and one end of the rotating shaft, which extends to the inside of the box body, is fixed to the output shaft of the motor.
Preferably, the screw block is internally and threadedly connected with a screw rod, one end of the screw rod penetrates through the L-shaped plate and extends to one side of the L-shaped plate, and one end of the screw rod, which extends to one side of the L-shaped plate, is rotatably connected to one side of the motion block.
Preferably, one side of the fixed block is slidably connected with a moving block, the top of the moving block is movably connected with a connecting rod, and the other end of the connecting rod is movably connected to the bottom of the moving block.
Preferably, the outer surface of the gear is respectively meshed with one side of the first straight toothed plate opposite to the second straight toothed plate.
Preferably, the absorption port of the water pump is communicated with the inside of the water tank through a water suction pipe, and the water outlet of the water pump is communicated with the inside of the spray head through a water outlet pipe.
Preferably, the absorption port of the suction pump is communicated with the inside of the dust absorption nozzle through an air suction pipe, and the air outlet of the suction pump is communicated with the inside of the recovery box through an air outlet pipe.
Compared with the prior art, the utility model provides a construction dust suppression device that multi-environment used has following beneficial effect:
the utility model provides a multi-environment used dust suppression device for building construction, through the start of the water pump, the internal water source of the water tank can be absorbed, and is discharged to the spray head through the water outlet pipe, then the water is sprayed through the spray head, and when the screw rod rotates, through the connection relation between the screw rod and the thread block, the screw rod moves left and right in the rotating process, and the movement of the screw rod left and right can drive the movement block to move left and right, and the movement of the movement block left and right is limited by the connecting rod and the moving block, so that the movement block can move obliquely at left and right angles, the inclination of the L-shaped plate and the angle of the spray head is indirectly driven, at the moment, the angle adjustment can be carried out on the position of the water spray, the water spray at different positions is convenient, and through the start of the suction pump, the suction can be carried out on the dust, the dust is discharged into the recycling box through the air outlet pipe, dust is in contact with a water source to remove dust, the angle of the dust suction nozzle can be adjusted through the arrangement of the T-shaped soft rod, so that dust can be sucked at different positions conveniently, then the motor is started, the rotating shaft can be driven to rotate when the motor is started, the gear can be driven to rotate when the rotating shaft rotates, the first straight toothed plate and the second straight toothed plate can be driven to move back and forth when the gear rotates, the spray head and the dust suction nozzle can be driven to move back and forth when the first straight toothed plate and the second straight toothed plate move back and forth, so that dust can be removed in a large range, the dust suppression effect is improved, different dust removal functions are achieved, the use at different positions and different environments is met, a user can select an adaptive dust removal method according to the own environment, and can also remove dust by adopting two dust removal methods simultaneously, the functionality of dust suppression equipment is greatly improved.
Drawings
Fig. 1 is a schematic structural diagram of a preferred embodiment of a multi-environment construction dust suppression device provided by the present invention;
FIG. 2 is a structural exterior view of the multi-environment construction dust suppression arrangement of FIG. 1;
fig. 3 is an enlarged schematic view of a portion a shown in fig. 1.
Reference numbers in the figures: 1. the device comprises a bottom plate, 2, a storage structure, 21, a box body, 22, a water tank, 23, a recovery box, 3, a fixing plate, 4, a transmission structure, 41, a U-shaped block, 42, a rotating shaft, 43, a gear, 44, a motor, 5, a spraying structure, 51, a fixing block, 52, a first straight toothed plate, 53, an L-shaped plate, 54, a spray head, 55, a moving block, 56, a connecting rod, 6, an adjusting device, 61, a threaded block, 62, a moving block, 63, a screw rod, 7, a dust collection structure, 71, a supporting block, 72, a second straight toothed plate, 73, a T-shaped soft rod, 74, a dust collection nozzle, 8, a water pump, 9 and a suction pump.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and embodiments.
Please refer to fig. 1, fig. 2 and fig. 3 in combination, wherein fig. 1 is a schematic structural diagram of a preferred embodiment of a multi-environment construction dust suppression device according to the present invention; FIG. 2 is a structural exterior view of the multi-environment construction dust suppression arrangement of FIG. 1; fig. 3 is an enlarged schematic view of a portion a shown in fig. 1. The construction dust suppression device that multiple environment used includes: the dust-settling device comprises a bottom plate 1, wherein travelling wheels are arranged on two sides of the bottom plate 1, so that the flexibility of the device is improved, and dust settling at different positions is facilitated; the storage structure 2 is arranged at the top of the bottom plate 1, the storage structure 2 comprises a box body 21, the bottom of the box body 21 is fixed at the top of the bottom plate 1, and operation handles are fixedly arranged on two sides of the front surface of the box body 21 and mainly facilitate operation of workers; the bottom of the water tank 22 is fixed on one side of the bottom of the inner wall of the tank body 21, and the top of one side of the inner wall of the water tank 22 is communicated with a water injection pipe; the bottom of the recovery tank 23 is fixed to the other side of the bottom of the inner wall of the tank body 21, water sources are injected into the recovery tank 23 and the water tank 22, and the top of one side of the inner wall of the recovery tank 23 is communicated with an exhaust pipe for exhausting gas; the two sides of the fixing plate 3 are respectively fixed on the two sides of the inner wall of the box body 21; the transmission structure 4 is arranged at the top of the box body 21, the transmission structure 4 comprises a U-shaped block 41, and the bottom of the U-shaped block 41 is fixed at the top of the box body 21; the bottom end of the rotating shaft 42 is rotatably connected to the top of the U-shaped block 41, and the outer surface of the top end of the rotating shaft 42 is fixedly connected with a gear 43; the bottom of the motor 44 is fixed on the top of the fixing plate 3; the spraying structure 5 is arranged on one side of the top of the box body 21, the spraying structure 5 comprises a fixed block 51, and the bottom of the fixed block 51 is fixed on one side of the top of the box body 21; the bottom of the first straight toothed plate 52 is slidably connected to the top of the fixed block 51 through a sliding block, the top of the first straight toothed plate 52 is movably connected with an L-shaped plate 53, and one side of the L-shaped plate 53 is fixedly connected with a spray head 54; the adjusting device 6 is arranged on the other side of the L-shaped plate 53, the adjusting device 6 comprises a threaded block 61, one side of the threaded block 61 is fixed on the other side of the L-shaped plate 53, and the bottom of the L-shaped plate 53 is slidably connected with a moving block 62; the dust collection structure 7 is arranged on the other side of the top of the box body 21, the dust collection structure 7 comprises a supporting block 71, and the bottom of the supporting block 71 is fixed on the other side of the top of the box body 21; the bottom of the second straight tooth plate 72 is connected to the top of the supporting block 71 in a sliding manner through a sliding block, a T-shaped flexible rod 73 is fixedly connected to the top of the second straight tooth plate 72, the angle of the dust suction nozzle is convenient to adjust, and a dust suction nozzle 74 is fixedly connected to one end of the T-shaped flexible rod 73; the bottom of the water pump 8 is fixed on one side of the top of the fixed plate 3, the water pump 8 is arranged to mainly discharge water in the water tank 22 to the spray head 54, and water is sprayed through the spray head 54 to reduce dust; the bottom of the suction pump 9 is fixed on the other side of the top of the fixed plate 3, and the suction pump 9 is mainly used for absorbing external dust and discharging the dust into the recovery box 23.
The bottom end of the rotating shaft 42 penetrates through the box body 21 and extends to the bottom of the box body 21, one end of the rotating shaft 42 extending to the inside of the box body 21 is fixed to an output shaft of the motor 44, mainly when the motor 44 is started, the rotating shaft 42 can be driven to rotate, the gear 43 is indirectly driven to rotate, and the motor 44 is a forward and reverse rotating motor.
The screw rod 63 is connected to the inner thread of the screw block 61, one end of the screw rod 63 penetrates through the L-shaped plate 53 and extends to one side of the L-shaped plate 53, one end of the screw rod 63 extending to one side of the L-shaped plate 53 is rotatably connected to one side of the moving block 62, and when the screw rod 63 rotates, the screw rod 63 moves left and right in the rotating process through the thread relation with the screw block 61, and the left and right movement of the screw rod 63 inevitably drives the moving block 62 to move left and right, and the left and right movement of the moving block 62 is limited by the connecting rod 56 and the moving block 55, so that the left-angle inclined movement of the moving block 62 indirectly drives the L-shaped plate 53 and the nozzle 54 to be inclined at an angle.
One side of the fixed block 51 is slidably connected with a moving block 55, the top of the moving block 55 is movably connected with a connecting rod 56, the other end of the connecting rod 56 is movably connected with the bottom of the moving block 62, the moving block 55 is slidably connected here, the angle adjustment is mainly realized by matching the connecting rod 56 with the L-shaped plate 53, and the forward and backward movement of the first straight toothed plate 52 is not influenced.
The outer surface of the gear 43 is respectively meshed with one side of the first spur gear plate 52 opposite to one side of the second spur gear plate 72, and mainly when the gear 43 rotates, the first spur gear plate 52 and the second spur gear plate 72 can be driven to move back and forth through meshing at the same time.
An absorption port of the water pump 8 is communicated with the inside of the water tank 22 through a water absorption pipe, a water outlet of the water pump 8 is communicated with the inside of the spray head 54 through a water outlet pipe, and the water pump mainly absorbs water in the water tank 22, discharges the water to the spray head 54, sprays the water through the spray head 54 and reduces dust.
The absorption port of the suction pump 9 is communicated with the inside of the dust absorption nozzle 74 through an air suction pipe, the air outlet of the suction pump 9 is communicated with the inside of the recovery box 23 through an air outlet pipe, mainly absorbed dust is discharged to the inside of the recovery box 23, and the water outlet pipe and the air outlet pipe are flexible hoses.
The utility model provides a construction dust suppression device that multi-environment used's theory of operation as follows:
by starting the water pump 8, the water source in the water tank 22 can be absorbed, and is discharged to the spray head 54 through the water outlet pipe, then water is sprayed through the spray head 54, when the screw rod 63 rotates, the screw rod 63 moves left and right in the rotating process through the connection relation with the thread block 61, and the left and right movement of the screw rod 63 drives the movement block 62 to move left and right, and the left and right movement of the movement block 62 is limited by the connecting rod 56 and the moving block 55, so that the left angle inclined movement of the movement block 62 indirectly drives the inclined angle of the L-shaped plate 53 and the spray head 54, at this time, the angle adjustment can be carried out on the water spraying position, the water spraying at different positions is convenient, and by starting the suction pump 9, the suction nozzle 74 can be sucked, at this time, the external dust can be absorbed through the suction nozzle 74, and is discharged to the inside the recovery tank 23 through the air outlet pipe, carry out the dust with the water source contact, remove dust, and through the setting of the soft pole 73 of T type, can adjust the angle of dust absorption mouth 74, so that the dust absorption of different positions, rethread motor 44's start, when motor 44 starts, can drive axis of rotation 42 and rotate, when axis of rotation 42 is rotatory, can drive gear 43 and rotate, when gear 43 is rotatory, can drive first straight toothed plate 52 and second straight toothed plate 72 seesaw, and during first straight toothed plate 52 and second straight toothed plate 72 seesaw, just can drive shower nozzle 54 and dust absorption mouth 74 seesaw, thereby can remove dust on a large scale.
Compared with the prior art, the utility model provides a construction dust suppression device that multi-environment used has following beneficial effect:
by starting the water pump 8, the water source in the water tank 22 can be absorbed, and is discharged to the spray head 54 through the water outlet pipe, then water is sprayed through the spray head 54, when the screw rod 63 rotates, the screw rod 63 moves left and right in the rotating process through the connection relation with the thread block 61, and the left and right movement of the screw rod 63 drives the movement block 62 to move left and right, and the left and right movement of the movement block 62 is limited by the connecting rod 56 and the moving block 55, so that the left angle inclined movement of the movement block 62 indirectly drives the inclined angle of the L-shaped plate 53 and the spray head 54, at this time, the angle adjustment can be carried out on the water spraying position, the water spraying at different positions is convenient, and by starting the suction pump 9, the suction nozzle 74 can be sucked, at this time, the external dust can be absorbed through the suction nozzle 74, and is discharged to the inside the recovery tank 23 through the air outlet pipe, dust is contacted with a water source for dust removal, the angle of the dust suction nozzle 74 can be adjusted through the arrangement of the T-shaped soft rod 73 so as to facilitate dust suction at different positions, then the motor 44 is started, the rotating shaft 42 can be driven to rotate when the motor 44 is started, the gear 43 can be driven to rotate when the rotating shaft 42 rotates, the gear 43 can be driven to rotate, the first straight toothed plate 52 and the second straight toothed plate 72 can be driven to move back and forth when the gear 43 rotates, the spray head 54 and the dust suction nozzle 74 can be driven to move back and forth when the first straight toothed plate 52 and the second straight toothed plate 72 move back and forth, thereby dust removal can be realized in a large range, the dust suppression effect is improved, the dust removal function is different, the use at different positions and different environments is met, a user can select an adaptive dust removal method according to the own environment, or two dust removal methods can be simultaneously adopted for dust removal, the functionality of dust suppression equipment is greatly improved.
The above only is the embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structures or equivalent processes of the present invention are used in the specification and the attached drawings, or directly or indirectly applied to other related technical fields, and the same principle is included in the protection scope of the present invention.
Claims (7)
1. The utility model provides a construction dust suppression device that multi-environment used which characterized in that includes:
a base plate;
the storage structure is arranged at the top of the bottom plate and comprises a box body, and the bottom of the box body is fixed at the top of the bottom plate;
the bottom of the water tank is fixed on one side of the bottom of the inner wall of the box body;
the bottom of the recovery box is fixed to the other side of the bottom of the inner wall of the box body;
the two sides of the fixing plate are respectively fixed on the two sides of the inner wall of the box body;
the transmission structure is arranged at the top of the box body and comprises a U-shaped block, and the bottom of the U-shaped block is fixed at the top of the box body;
the bottom end of the rotating shaft is rotatably connected to the top of the U-shaped block, and a gear is fixedly connected to the outer surface of the top end of the rotating shaft;
the bottom of the motor is fixed at the top of the fixing plate;
the spraying structure is arranged on one side of the top of the box body and comprises a fixed block, and the bottom of the fixed block is fixed on one side of the top of the box body;
the bottom of the first straight toothed plate is slidably connected to the top of the fixed block through a sliding block, the top of the first straight toothed plate is movably connected with an L-shaped plate, and one side of the L-shaped plate is fixedly connected with a spray head;
the adjusting device is arranged on the other side of the L-shaped plate and comprises a thread block, one side of the thread block is fixed on the other side of the L-shaped plate, and the bottom of the L-shaped plate is connected with a moving block in a sliding mode;
the dust collection structure is arranged on the other side of the top of the box body and comprises a supporting block, and the bottom of the supporting block is fixed on the other side of the top of the box body;
the bottom of the second straight tooth plate is connected to the top of the supporting block in a sliding mode through a sliding block, the top of the second straight tooth plate is fixedly connected with a T-shaped flexible rod, and one end of the T-shaped flexible rod is fixedly connected with a dust suction nozzle;
the bottom of the water pump is fixed on one side of the top of the fixed plate;
and the bottom of the suction pump is fixed on the other side of the top of the fixing plate.
2. A multi-environment use construction dust suppression device according to claim 1, wherein the bottom end of the rotating shaft penetrates the box body and extends to the bottom of the box body, and one end of the rotating shaft extending to the inside of the box body is fixed to an output shaft of the motor.
3. The multi-environment building construction dust suppression device according to claim 1, wherein a lead screw is connected to the inner thread of the thread block, one end of the lead screw penetrates through the L-shaped plate and extends to one side of the L-shaped plate, and one end of the lead screw extending to one side of the L-shaped plate is rotatably connected to one side of the motion block.
4. The multi-environment building construction dust suppression device according to claim 1, wherein a moving block is slidably connected to one side of the fixed block, a connecting rod is movably connected to the top of the moving block, and the other end of the connecting rod is movably connected to the bottom of the moving block.
5. The multi-environment building construction dust suppression device of claim 1, wherein an outer surface of each gear is meshed with an opposite side of the first and second spur plates, respectively.
6. The multi-environment-use construction dust suppression device according to claim 1, wherein an absorption port of the water pump is communicated with the inside of the water tank through a suction pipe, and a water outlet of the water pump is communicated with the inside of the spray head through a water outlet pipe.
7. The multi-environment-use construction dust suppression device according to claim 1, wherein a suction port of the suction pump is communicated with the interior of the dust suction nozzle through a suction pipe, and an air outlet of the suction pump is communicated with the interior of the recovery tank through an air outlet pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920090531.2U CN209816758U (en) | 2019-01-21 | 2019-01-21 | Construction dust suppression device that multi-environment used |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920090531.2U CN209816758U (en) | 2019-01-21 | 2019-01-21 | Construction dust suppression device that multi-environment used |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209816758U true CN209816758U (en) | 2019-12-20 |
Family
ID=68871366
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920090531.2U Expired - Fee Related CN209816758U (en) | 2019-01-21 | 2019-01-21 | Construction dust suppression device that multi-environment used |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209816758U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111686538A (en) * | 2020-06-29 | 2020-09-22 | 马鹏飞 | Heatstroke prevention dust removal watering device for construction |
| CN112999802A (en) * | 2020-12-15 | 2021-06-22 | 盐城恒久市政工程有限公司 | Building site environment dust fall administers device |
| CN113368630A (en) * | 2021-06-15 | 2021-09-10 | 浙江晟威信息技术有限公司 | Environmental purification device for highway engineering and treatment method thereof |
| CN117266075A (en) * | 2023-11-08 | 2023-12-22 | 唐山盾石建筑工程有限责任公司 | Cooling and dedusting device for building construction working face |
-
2019
- 2019-01-21 CN CN201920090531.2U patent/CN209816758U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111686538A (en) * | 2020-06-29 | 2020-09-22 | 马鹏飞 | Heatstroke prevention dust removal watering device for construction |
| CN111686538B (en) * | 2020-06-29 | 2021-11-23 | 郑子朔 | Heatstroke prevention dust removal watering device for construction |
| CN112999802A (en) * | 2020-12-15 | 2021-06-22 | 盐城恒久市政工程有限公司 | Building site environment dust fall administers device |
| CN113368630A (en) * | 2021-06-15 | 2021-09-10 | 浙江晟威信息技术有限公司 | Environmental purification device for highway engineering and treatment method thereof |
| CN117266075A (en) * | 2023-11-08 | 2023-12-22 | 唐山盾石建筑工程有限责任公司 | Cooling and dedusting device for building construction working face |
| CN117266075B (en) * | 2023-11-08 | 2024-04-09 | 唐山盾石建筑工程有限责任公司 | Cooling and dedusting device for building construction working face |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191220 Termination date: 20210121 |