CN112139194B - Ventilation unit that construction machinery used - Google Patents
Ventilation unit that construction machinery used Download PDFInfo
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- CN112139194B CN112139194B CN202010997638.2A CN202010997638A CN112139194B CN 112139194 B CN112139194 B CN 112139194B CN 202010997638 A CN202010997638 A CN 202010997638A CN 112139194 B CN112139194 B CN 112139194B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B15/00—Preventing escape of dirt or fumes from the area where they are produced; Collecting or removing dirt or fumes from that area
- B08B15/04—Preventing escape of dirt or fumes from the area where they are produced; Collecting or removing dirt or fumes from that area from a small area, e.g. a tool
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D50/00—Combinations of methods or devices for separating particles from gases or vapours
- B01D50/60—Combinations of devices covered by groups B01D46/00 and B01D47/00
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- Chemical Kinetics & Catalysis (AREA)
- Filtering Of Dispersed Particles In Gases (AREA)
Abstract
A ventilation device for construction machinery comprises an air inlet hopper, a hose, a dust removal box, a filter screen, a dust falling pipe, a dust collection box, an air inlet pipe, a fan, an air outlet pipe, a water tank and a frame; the opening size of the air inlet hopper is gradually increased along the direction far away from the hose, and the air inlet hopper is rotatably connected with the rack; a first driving device for driving the air inlet hopper to swing is arranged on the rack; two ends of the hose are respectively communicated with the bottom end of the air inlet hopper and the top end of the dust removal box; a dust outlet is formed in one lateral side of the dust removing box, and a second driving device for driving the filter screen to vibrate in the vertical direction is arranged on the dust removing box; the filter screen is positioned in the dust removing box; one end of the dust falling pipe is communicated with the dust removing box through the dust outlet, the other end of the dust falling pipe is communicated with the dust collecting box, and the other end of the dust falling pipe is gradually inclined from top to bottom. The utility model can be arranged in different building construction areas according to the use requirement to carry out dust removal treatment on the areas, the air inlet hopper can suck dust-containing air from a plurality of directions in the swinging process, the dust collection range is large, and the dust collection is more sufficient and smooth.
Description
Technical Field
The utility model relates to the technical field of construction machinery, in particular to a ventilation device for construction machinery.
Background
The construction machinery is a general name of mechanical equipment used for engineering construction and urban and rural construction, and comprises various machines such as excavating machinery, earth shoveling and transporting machinery, compacting machinery, engineering hoisting machinery, piling machinery, pavement machinery, concrete product machinery, reinforcing steel bar grade prestressed machinery, decoration machinery, high-altitude operation machinery and the like. Chinese patent publication is CN 209771713U's patent discloses a ventilation unit for construction machinery, including the wall body, the first suction hood of top fixedly connected with on wall body inner wall right side, the inboard bottom of wall body is provided with dust collection structure, dust collection structure's top is provided with isolation structure, the right side of wall body is provided with filtration, filtration's below is provided with dust exhaust apparatus, dust collection structure includes second suction hood, the bottom fixedly connected with gyro wheel of second suction hood. According to the utility model, through the arrangement of the wall body, the first dust suction cover, the dust suction structure, the isolation structure, the filtering structure and the dust exhaust device, the problem that dust or dust scraps of processing materials can be sucked into a suction port of a worker and cause dust lung after long-term working to seriously damage the physical health of the worker due to the fact that a ventilation device is not equipped at present is solved.
However, the above patents have the following disadvantages:
the ventilating device is arranged on a wall body, only the fixed area can be ventilated and dedusted, certain limitation is realized, and if the ventilating device is required to be additionally arranged for ventilating and dedusting in other building construction areas, the cost is increased;
secondly, the dust hood of the ventilation device only faces one direction, and can only suck the dust-containing air in the direction, and then the dust-containing air sucked in is subjected to dust removal treatment, and the dust-containing air sucked in the device in other directions is limited in range and cannot be easily sucked into the device for dust removal treatment.
Disclosure of Invention
Objects of the utility model
In order to solve the technical problems in the background art, the utility model provides a ventilation device for construction machinery, which can be arranged in different building construction areas according to use requirements to carry out dust removal treatment on the areas, an air inlet hopper can suck dust-containing air from multiple directions in the swinging process, the dust absorption range is large, and dust absorption is more sufficient and smooth.
(II) technical scheme
The utility model provides a ventilation device for construction machinery, which comprises an air inlet hopper, a hose, a dust removal box, a filter screen, a dust falling pipe, a dust collection box, an air inlet pipe, a fan, an air outlet pipe, a water tank and a rack, wherein the air inlet hopper is connected with the air inlet pipe;
the opening size of the air inlet hopper is gradually increased along the direction far away from the hose, and the air inlet hopper is rotatably connected with the rack; a first driving device for driving the air inlet hopper to swing is arranged on the rack; two ends of the hose are respectively communicated with the bottom end of the air inlet hopper and the top end of the dust removal box; a dust outlet is formed in one lateral side of the dust removing box, and a second driving device for driving the filter screen to vibrate in the vertical direction is arranged on the dust removing box; the filter screen is positioned in the dust removal box, one transverse end of the filter screen is positioned below the connection position of the hose and the dust removal box, the other transverse end of the filter screen is gradually inclined from top to bottom, and the other transverse end of the filter screen is positioned at the dust outlet; one end of the dust falling pipe is communicated with the dust removing box through the dust outlet, the other end of the dust falling pipe is communicated with the dust collecting box, and the other end of the dust falling pipe is gradually inclined from top to bottom; the bottom end of the dust removal box, the air inlet pipe, the fan and the air outlet pipe are sequentially communicated from top to bottom; the fan is arranged on the water tank; the air outlet pipe extends into the lower part of the inner side of the water tank; the dust collection box and the water tank are both arranged on the frame.
Preferably, a drive arrangement is including the installation cover, a motor, a rotating assembly, driven gear and axis of rotation, the rotating assembly is provided with two sets ofly along vertical direction side by side, the rotating assembly is including the installation axle, driving gear and incomplete gear, the driving gear is epaxial at the installation with the coaxial setting of incomplete gear, the installation axle in a set of rotating assembly is connected with the output of first motor, two driving gear meshing in two sets of rotating assembly are connected, two incomplete gears in two sets of rotating assembly are connected with driven gear meshing in turn, driven gear sets up in the axis of rotation, the axis of rotation is fought with the air inlet and is connected, installation axle and axis of rotation all set up on the installation cover, the installation axle, the driving gear, incomplete gear and driven gear all are located the installation cover inboard, the installation cover is set up in the frame.
Preferably, two partial gear parts are arranged on the partial gear at equal angles, and a single partial gear part is one fourth of the whole partial gear.
Preferably, second drive arrangement includes the connecting rod, the connecting plate, the slide bar, the elastic component, the fixed plate, the second motor, cam and mounting bracket, the vertical setting of connecting rod is at the filter screen top, the connecting rod run through dust removal roof portion and with dust removal case sliding connection, the connecting rod top is connected with the connecting plate, the vertical setting of slide bar is at the connecting plate top, the slide bar runs through the fixed plate and with fixed plate sliding connection, the vertical setting of elastic component, the vertical direction both ends of elastic component are connected with connecting plate and fixed plate respectively, the second motor sets up on the mounting bracket, the second motor is connected with cam drive, the cam butt is in the connecting plate bottom surface, fixed plate and mounting bracket all set up at dust removal roof portion.
Preferably, the elastic element is a compression spring, and the elastic element is sleeved on the outer peripheral side of the sliding rod; the top end of the sliding rod is connected with a circular truncated cone, and the diameter of the circular truncated cone is larger than that of the sliding rod.
Preferably, the top of the dust removal box is provided with a fixed table, and the connecting rod penetrates through the fixed table and is in sliding connection with the fixed table.
Preferably, a filter screen is horizontally arranged on the inner surface of the water tank, the upper part of the water tank is connected with a water adding pipe, and the lower part of the water tank is connected with a water discharging pipe; the air outlet pipe penetrates through the filter screen from top to bottom.
Preferably, the height of the filter screen is lower than that of the water feeding pipe and higher than that of the water discharging pipe; the water adding pipe is provided with a first control valve, and the water discharging pipe is provided with a second control valve.
Preferably, the bottom of the rack is provided with a caster, and the rack is provided with a handle; the caster is provided with an edge brake.
Preferably, the use method of the device comprises the following steps:
s1, moving the device to a to-be-dedusted and ventilated area for building construction;
s2, starting a fan, a first driving device and a second driving device; the fan generates air negative pressure, and dust-containing air enters the device from the air inlet hopper; the first driving device drives the air inlet hopper to swing; the second driving device drives the filter screen to vibrate;
s3, shaking the dust trapped by the filter screen into a dust falling pipe, and sliding the dust into a dust collection box along the dust falling pipe; the dust passing through the filter screen enters the water tank along with the air, and the dust in the air is attached to the water.
Compared with the prior art, the technical scheme of the utility model has the following beneficial technical effects:
the utility model can be arranged in different building construction areas according to the use requirement to carry out dust removal treatment on the areas, the air inlet hopper can suck dust-containing air from a plurality of directions in the swinging process, the dust collection range is large, and the dust collection is more sufficient and smooth. When the device is used, the device is moved to a building construction area needing ventilation treatment, the fan, the first driving device and the second driving device are started, the fan draws air through the air inlet pipe, air negative pressure is generated in the dust removal box, so that air can be sucked into the air inlet hopper and enters the dust removal box through the hose, the first driving device drives the air inlet hopper to swing, the air inlet hopper swings in a fan-shaped area in a reciprocating mode, dust-containing air can be sucked from all directions in the fan-shaped area, and dust-containing air at all positions in the building construction environment can enter the air inlet hopper more smoothly, so that the dust collection range is wider, dust collection is quicker, and the dust collection efficiency is higher; after the dust-containing air enters the dust removing box, a part of dust in the dust-containing air is intercepted by the filter screen, the second driving device drives the filter screen to vibrate up and down, so that the intercepted dust can slide into the dust falling pipe along the inclined filter screen in the vibration process and finally enters the dust collecting box, the collection of the dust is realized, the filtering effect of the filter screen is ensured, the service life of the filter screen is prolonged, the filter screen does not need to be taken out for cleaning, and the time is saved; dust that is not held back by the filter screen gets into in the air-inlet pipe along with the air to in getting into the water tank through fan and air-out pipe, air-out socle highly is less than the liquid level height, and when dusty air was discharged from air-out socle, the dust in the air was adsorbed by water, reached the purpose of removing dust. After the dust removal is finished, only the dust collection box and the water tank need to be cleaned, which is very convenient.
Drawings
Fig. 1 is a schematic structural view of a ventilation apparatus for a construction machine according to the present invention.
Fig. 2 is a partial structural sectional view of a ventilating device for a construction machine according to the present invention.
Fig. 3 is an enlarged view of a structure at a in fig. 2.
Fig. 4 is an enlarged view of the structure at B in fig. 2.
Reference numerals: 1. an air inlet hopper; 2. mounting a cover; 3. a first motor; 4. installing a shaft; 5. a driving gear; 6. an incomplete gear; 7. a driven gear; 8. a rotating shaft; 9. a hose; 10. a dust removal box; 101. a dust outlet; 11. filtering with a screen; 12. a connecting rod; 13. a connecting plate; 14. a slide bar; 15. an elastic member; 16. a fixing plate; 17. a fixed table; 18. a second motor; 19. a cam; 20. a mounting frame; 21. a dust falling pipe; 22. a dust collection box; 23. an air inlet pipe; 24. a fan; 25. an air outlet pipe; 26. a water tank; 261. a water feeding pipe; 262. a drain pipe; 27. a frame; 28. a caster wheel; 29. a handle.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in further detail with reference to the accompanying drawings in conjunction with the following detailed description. It should be understood that the description is intended to be exemplary only, and is not intended to limit the scope of the present invention. Moreover, in the following description, descriptions of well-known structures and techniques are omitted so as to not unnecessarily obscure the concepts of the present invention.
As shown in fig. 1-4, the ventilation device for construction machinery according to the present invention includes an air inlet funnel 1, a hose 9, a dust box 10, a filter screen 11, a dust falling pipe 21, a dust box 22, an air inlet pipe 23, a fan 24, an air outlet pipe 25, a water tank 26, and a frame 27;
the opening size of the air inlet hopper 1 is gradually increased along the direction away from the hose 9, and the air inlet hopper 1 is rotatably connected with the frame 27; a first driving device for driving the air inlet hopper 1 to swing is arranged on the frame 27; two ends of the hose 9 are respectively communicated with the bottom end of the air inlet hopper 1 and the top end of the dust removal box 10; a dust outlet 101 is formed in one lateral side of the dust removing box 10, and a second driving device for driving the filter screen 11 to vibrate in the vertical direction is arranged on the dust removing box 10; the filter screen 11 is positioned in the dust removal box 10, one transverse end of the filter screen 11 is positioned below the connection part of the hose 9 and the dust removal box 10, the other transverse end of the filter screen 11 is gradually inclined from top to bottom, and the other transverse end is positioned at the dust outlet 101; one end of the dust falling pipe 21 is communicated with the dust removing box 10 through the dust outlet 101, the other end of the dust falling pipe 21 is communicated with the dust collecting box 22, and the other end is gradually inclined from top to bottom; the bottom end of the dust removing box 10, the air inlet pipe 23, the fan 24 and the air outlet pipe 25 are communicated in sequence from top to bottom; the fan 24 is arranged on the water tank 26; the air outlet pipe 25 extends into the lower part of the inner side of the water tank 26; the dust box 22 and the water tank 26 are both provided on the frame 27.
In an alternative embodiment, the first driving device comprises a mounting cover 2, a first motor 3, a rotating assembly, a driven gear 7 and a rotating shaft 8, wherein the rotating assembly is provided with two groups side by side along the vertical direction, the rotating assembly comprises a mounting shaft 4, a driving gear 5 and an incomplete gear 6, the driving gear 5 and the incomplete gear 6 are coaxially arranged on the mounting shaft 4, the mounting shaft 4 in one group of rotating assembly is connected with the output end of the first motor 3, the two driving gears 5 in the two groups of rotating assembly are meshed and connected, the two incomplete gears 6 in the two groups of rotating assembly are alternately meshed and connected with the driven gear 7, the driven gear 7 is arranged on the rotating shaft 8, the rotating shaft 8 is connected with the air inlet hopper 1, the mounting shaft 4 and the rotating shaft 8 are both arranged on the mounting cover 2, and the mounting shaft 4, the driving gear 5, the incomplete gear 6 and the driven gear 7 are all positioned on the inner side of the mounting cover 2, the mounting cup 2 is disposed on the chassis 27.
It should be noted that, when the first driving device is started, the first motor 3 drives the mounting shaft 4 in one group of rotating assemblies to rotate, the mounting shaft 4 drives one driving gear 5 and one incomplete gear 6 to rotate, the driving gear 5 drives the other driving gear 5 to rotate, the other driving gear 5 drives the other mounting shaft 4 and the incomplete gear 6 to rotate, the rotating directions of the two driving gears 5 are opposite, the rotating directions of the two incomplete gears 6 are opposite, the two incomplete gears 6 are alternately meshed and connected with the driven gear 7, so as to drive the driven gear 7 to reciprocate, and the driven gear 7 drives the rotating shaft 8 to swing, so that the air intake hopper 1 reciprocates, and dust-containing air is sucked in different directions; installation cover 2 can keep apart the protection to inboard installation axle 4, driving gear 5, incomplete gear 6 and driven gear 7, can guarantee the clean and tidy nature of device, and can prevent that the dust from getting into the normal clear of influence gear drive process in the installation cover 2.
In an alternative embodiment, the partial gear 6 is provided with two partial gear portions arranged at equal angles, and a single partial gear portion is one fourth of the whole partial gear 6.
It should be noted that when one incomplete gear 6 is disengaged from the driven gear 7, the other incomplete gear 6 starts to engage with the driven gear 7, so that the driven gear 7 can be continuously oscillated.
In an optional embodiment, the second driving device includes a connecting rod 12, a connecting plate 13, a sliding rod 14, an elastic member 15, a fixing plate 16, a second motor 18, a cam 19 and a mounting frame 20, the connecting rod 12 is vertically disposed on the top of the filter screen 11, the connecting rod 12 penetrates through the top of the dust removal box 10 and is slidably connected with the dust removal box 10, the top end of the connecting rod 12 is connected with the connecting plate 13, the sliding rod 14 is vertically disposed on the top of the connecting plate 13, the sliding rod 14 penetrates through the fixing plate 16 and is slidably connected with the fixing plate 16, the elastic member 15 is vertically disposed, two ends of the elastic member 15 in the vertical direction are respectively connected with the connecting plate 13 and the fixing plate 16, the second motor 18 is disposed on the mounting frame 20, the second motor 18 is drivingly connected with the cam 19, the cam 19 abuts against the bottom surface of the connecting plate 13, and both the fixing plate 16 and the mounting frame 20 are disposed on the top of the dust removal box 10.
It should be noted that the second motor 18 can drive the cam 19 to rotate, the cam 19 pushes the connecting plate 13 to move upwards, the connecting plate 13 compresses the elastic element 15 on the fixing plate 16, when the cam 19 continues to rotate, the elastic element 15 moves the connecting plate 13 downwards, and the connecting plate 13 moves downwards, so that the connecting plate 13 is used for driving the connecting rod 12 to move up and down, and further the connecting rod 12 drives the filter screen 11 to vibrate up and down, so that dust trapped by the filter screen 11 is not easy to block the filter screen 11, and the dust can more smoothly shake down along the inclined filter screen 11.
In an alternative embodiment, the elastic member 15 is a compression spring, and the elastic member 15 is sleeved on the outer periphery of the sliding rod 14; the top end of the sliding rod 14 is connected with a circular truncated cone, and the diameter of the circular truncated cone is larger than that of the sliding rod 14.
The elastic piece 15 can stably extend and contract on the outer periphery side of the sliding rod 14, and the service life is long; the sliding rod 14 can be prevented from falling off from the fixing plate 16 by the arrangement of the circular truncated cone, and the circular truncated cone has a limiting effect.
In an alternative embodiment, the top of the dust box 10 is provided with a fixed table 17, and the connecting rod 12 penetrates through the fixed table 17 and is connected with the fixed table 17 in a sliding manner.
It should be noted that the fixing table 17 can guide the up-and-down moving process of the connecting rod 12, so as to improve the accuracy of the moving direction of the connecting rod 12 and the stability of the moving process.
In an alternative embodiment, a filter screen is horizontally arranged on the inner surface of the water tank 26, the upper part of the water tank 26 is connected with a water feeding pipe 261, and the lower part of the water tank 26 is connected with a water discharging pipe 262; the air outlet pipe 25 penetrates through the filter screen from top to bottom.
In an alternative embodiment, the height of the filter screen is lower than the height of the feed pipe 261 and higher than the height of the drain pipe 262; a first control valve is arranged on the water feeding pipe 261, and a second control valve is arranged on the water discharging pipe 262.
After being discharged from the air outlet pipe 25, the air containing dust is intercepted by the upper filter screen, so that the water containing dust is arranged below the filter screen, and the water without dust is arranged above the filter screen, thereby being convenient for discharging the water containing dust below the filter screen.
In an alternative embodiment, the bottom of the frame 27 is provided with casters 28, and the frame 27 is provided with a handle 29; the caster 28 is provided with an edge brake.
It should be noted that, through setting up handle 29 and truckle 28 that has the limit to stop, can be according to the region that this device of more nimble removal of user demand need removed dust, it is more convenient.
In an alternative embodiment, the method of using the device comprises the steps of:
s1, moving the device to a to-be-dedusted and ventilated area for building construction;
s2, starting the fan 24, the first driving device and the second driving device; the fan 24 generates air negative pressure, and dust-containing air enters the device from the air inlet hopper 1; the first driving device drives the air inlet hopper 1 to swing; the second driving device drives the filter screen 11 to vibrate;
s3, the dust trapped by the filter screen 11 falls into the dust falling pipe 21 and slides along the dust falling pipe 21 into the dust collection box 22; the dust passing through the strainer 11 enters the water tank 26 with the air, and the dust in the air adheres to the water.
The utility model can be arranged in different building construction areas according to the use requirement to carry out dust removal treatment on the areas, the air inlet hopper 1 can suck dust-containing air from a plurality of directions in the swinging process, the dust absorption range is large, and the dust absorption is more sufficient and smooth. When the device is used, the device is moved to a building construction area needing ventilation treatment, the fan 24, the first driving device and the second driving device are started, the fan 24 draws air through the air inlet pipe 23, air negative pressure is generated in the dust removal box 10, so that air can be sucked into the air inlet hopper 1 and enters the dust removal box 10 through the hose 9, the first driving device drives the air inlet hopper 1 to swing, the air inlet hopper 1 swings in a fan-shaped area in a reciprocating mode, dust-containing air can be sucked from all directions in the fan-shaped area, and dust-containing air at all positions in the building construction environment can enter the air inlet hopper 1 more smoothly, so that the dust collection range is larger, the dust collection is quicker, and the dust collection efficiency is higher; after the dust-containing air enters the dust removing box 10, a part of dust in the dust-containing air is intercepted by the filter screen 11, the second driving device drives the filter screen 11 to vibrate up and down, so that the intercepted dust can slide into the dust falling pipe 21 along the inclined filter screen 11 in the vibration process and finally enter the dust collecting box 22, the collection of the dust is realized, the filtering effect of the filter screen 11 is ensured, the service life of the filter screen 11 is prolonged, the filter screen 11 does not need to be taken out for cleaning, and the time is saved; dust which is not intercepted by the filter screen 11 enters the air inlet pipe 23 along with air and enters the water tank 26 through the fan 24 and the air outlet pipe 25, the height of the bottom end of the air outlet pipe 25 is lower than the height of the liquid level, and when dust-containing air is discharged from the bottom end of the air outlet pipe 25, dust in the air is adsorbed by water, so that the purpose of dust removal is achieved. After the dust removal is finished, only the dust collection box 22 and the water tank 26 need to be cleaned, which is very convenient.
It is to be understood that the above-described embodiments of the present invention are merely illustrative of or explaining the principles of the utility model and are not to be construed as limiting the utility model. Therefore, any modification, equivalent replacement, improvement and the like made without departing from the spirit and scope of the present invention should be included in the protection scope of the present invention. Further, it is intended that the appended claims cover all such variations and modifications as fall within the scope and boundaries of the appended claims or the equivalents of such scope and boundaries.
Claims (9)
1. A ventilation device for construction machinery is characterized by comprising an air inlet hopper (1), a hose (9), a dust removal box (10), a filter screen (11), a dust falling pipe (21), a dust collection box (22), an air inlet pipe (23), a fan (24), an air outlet pipe (25), a water tank (26) and a rack (27);
the size of the opening of the air inlet hopper (1) is gradually increased along the direction away from the hose (9), and the air inlet hopper (1) is rotatably connected with the rack (27); a first driving device for driving the air inlet hopper (1) to swing is arranged on the rack (27); two ends of the hose (9) are respectively communicated with the bottom end of the air inlet hopper (1) and the top end of the dust removal box (10); a dust outlet (101) is formed in one lateral side of the dust removing box (10), and a second driving device for driving the filter screen (11) to vibrate in the vertical direction is arranged on the dust removing box (10); the filter screen (11) is positioned in the dust removal box (10), one transverse end of the filter screen (11) is positioned below the connection position of the hose (9) and the dust removal box (10), the other transverse end of the filter screen (11) is gradually inclined from top to bottom, and the other transverse end is positioned at the dust outlet (101); one end of the dust falling pipe (21) is communicated with the dust removing box (10) through a dust outlet (101), the other end of the dust falling pipe (21) is communicated with the dust collecting box (22), and the other end is gradually inclined from top to bottom; the bottom end of the dust removal box (10), the air inlet pipe (23), the fan (24) and the air outlet pipe (25) are communicated in sequence from top to bottom; the fan (24) is arranged on the water tank (26); the air outlet pipe (25) extends into the lower part of the inner side of the water tank (26); the dust collection box (22) and the water tank (26) are both arranged on the frame (27);
the first driving device comprises an installation cover (2), a first motor (3), a rotating assembly, driven gears (7) and rotating shafts (8), wherein the rotating assembly is arranged in two groups side by side along the vertical direction and comprises an installation shaft (4), a driving gear (5) and an incomplete gear (6), the driving gear (5) and the incomplete gear (6) are coaxially arranged on the installation shaft (4), the installation shaft (4) in one group of rotating assembly is connected with the output end of the first motor (3), the two driving gears (5) in the two groups of rotating assembly are meshed and connected, the two incomplete gears (6) in the two groups of rotating assembly are alternately meshed and connected with the driven gears (7), the driven gears (7) are arranged on the rotating shafts (8), the rotating shafts (8) are connected with an air inlet hopper (1), and the installation shaft (4) and the rotating shafts (8) are both arranged on the installation cover (2), the mounting shaft (4), the driving gear (5), the incomplete gear (6) and the driven gear (7) are all positioned on the inner side of the mounting cover (2), and the mounting cover (2) is arranged on the rack (27);
when the first driving device is started, the two incomplete gears (6) are alternately meshed with the driven gear (7) to drive the driven gear (7) to swing in a reciprocating mode, and the driven gear (7) drives the rotating shaft (8) to swing so that the air inlet hopper (1) swings in a reciprocating mode to suck dust-containing air towards different directions.
2. A ventilating device for a construction machine according to claim 1, wherein the partial gear (6) is equiangularly provided with two partial gear portions, a single partial gear portion being a quarter of the entire partial gear (6).
3. The ventilation apparatus for construction machinery according to claim 1, wherein the second driving means comprises a connecting rod (12), a connecting plate (13), a sliding rod (14), an elastic member (15), a fixing plate (16), a second motor (18), a cam (19) and a mounting bracket (20), the connecting rod (12) is vertically disposed on top of the filter screen (11), the connecting rod (12) penetrates through top of the dust removing box (10) and is slidably connected with the dust removing box (10), top end of the connecting rod (12) is connected with the connecting plate (13), the sliding rod (14) is vertically disposed on top of the connecting plate (13), the sliding rod (14) penetrates through the fixing plate (16) and is slidably connected with the fixing plate (16), the elastic member (15) is vertically disposed, both ends of the elastic member (15) in vertical direction are respectively connected with the connecting plate (13) and the fixing plate (16), the second motor (18) is disposed on the mounting bracket (20), the second motor (18) is in driving connection with the cam (19), the cam (19) abuts against the bottom surface of the connecting plate (13), and the fixing plate (16) and the mounting rack (20) are arranged at the top of the dust removal box (10).
4. A ventilating device for a construction machine according to claim 3, wherein the elastic member (15) is a compression spring, and the elastic member (15) is fitted around an outer peripheral side of the slide rod (14); the top end of the sliding rod (14) is connected with a circular truncated cone, and the diameter of the circular truncated cone is larger than that of the sliding rod (14).
5. A ventilation device for a construction machine according to claim 3, wherein a fixed stand (17) is provided on the top of the dust box (10), and the connecting rod (12) penetrates through the fixed stand (17) and is slidably connected to the fixed stand (17).
6. A ventilating device for construction machinery according to claim 1, wherein a filtering net is horizontally provided on the inner surface of the water tank (26), a water feeding pipe (261) is connected to the upper part of the water tank (26), and a water discharging pipe (262) is connected to the lower part of the water tank (26); the air outlet pipe (25) penetrates through the filter screen from top to bottom.
7. The ventilating device for construction machinery according to claim 6, wherein the filter net is lower than the feed pipe (261) and higher than the drain pipe (262); a first control valve is arranged on the water adding pipe (261), and a second control valve is arranged on the water discharging pipe (262).
8. A ventilating device for construction machinery according to claim 1, wherein casters (28) are provided at the bottom of the frame (27), and the frame (27) is provided with a handle (29); the caster (28) is provided with an edge brake.
9. A method of using a ventilating device for a construction machine according to claim 1, comprising the steps of:
s1, moving the device to a to-be-dedusted and ventilated area for building construction;
s2, a starting fan (24), a first driving device and a second driving device; the fan (24) generates air negative pressure, and dust-containing air enters the device from the air inlet hopper (1); the first driving device drives the air inlet hopper (1) to swing; the second driving device drives the filter screen (11) to vibrate;
s3, shaking the dust trapped by the filter screen (11) into the dust falling pipe (21), and sliding the dust into the dust collection box (22) along the dust falling pipe (21); the dust passing through the filter screen (11) enters the water tank (26) along with the air, and the dust in the air is attached to the water.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010997638.2A CN112139194B (en) | 2020-09-21 | 2020-09-21 | Ventilation unit that construction machinery used |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010997638.2A CN112139194B (en) | 2020-09-21 | 2020-09-21 | Ventilation unit that construction machinery used |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112139194A CN112139194A (en) | 2020-12-29 |
| CN112139194B true CN112139194B (en) | 2022-01-11 |
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| CN113102430B (en) * | 2021-04-07 | 2022-05-10 | 碧源建工有限公司 | Dust absorption device in building for construction |
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| CN106422619A (en) * | 2016-09-23 | 2017-02-22 | 广州市中潭空气净化科技有限公司 | Building construction site dust removal device convenient to move |
| CN208275184U (en) * | 2018-04-04 | 2018-12-25 | 湖南汉坤建筑安保器材有限公司 | A kind of building engineering construction dust-extraction unit |
| CN208436585U (en) * | 2018-04-23 | 2019-01-29 | 湖北康泰建筑有限责任公司 | A kind of construction device for reducing dust |
| CN210121609U (en) * | 2019-07-09 | 2020-03-03 | 杨冰 | House building construction dust collector |
| CN210411489U (en) * | 2019-08-05 | 2020-04-28 | 山东华达新材料有限公司 | Graphite powder vibration screening device |
| CN210874510U (en) * | 2019-09-11 | 2020-06-30 | 南宁利亚德环保科技有限公司 | Rotary industrial dust remover |
| CN210871283U (en) * | 2019-09-24 | 2020-06-30 | 金溪蜂鸟服饰有限公司 | Indoor dust collector of fabrics processing |
| CN110899286B (en) * | 2019-11-15 | 2021-11-05 | 张斌 | Industrial ventilation dust collecting equipment with regulatory function |
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