CN219669161U

CN219669161U - Bucket elevator

Info

Publication number: CN219669161U
Application number: CN202320381859.6U
Authority: CN
Inventors: 曹咏章
Original assignee: Foshan Boweishi Forage Equipment Co ltd
Current assignee: Foshan Boweishi Forage Equipment Co ltd
Priority date: 2023-03-01
Filing date: 2023-03-01
Publication date: 2023-09-12
Anticipated expiration: 2033-03-01

Abstract

The utility model relates to the technical field of conveying mechanical equipment, in particular to a bucket elevator, which comprises an elevator body, an air cooler, a first air pipe, a second air pipe, a third air pipe and a compressed air tank, wherein an air inlet and an air outlet are formed in the elevator body, the air inlet is communicated with an air blowing opening of the air cooler through the first air pipe, the air outlet is communicated with an air suction opening of the air cooler through the second air pipe, a filter screen is arranged at the air outlet of the elevator body, the second air pipe is connected with an installing plate at the outer side of the filter screen, the installing plate is fixedly provided with a nozzle for spraying air to the filter screen, the nozzle is communicated with the compressed air tank through the third air pipe, and a pulse electromagnetic valve is arranged on the third air pipe and can flush open a blocked mesh to keep the flow of hot air extracted by the air cooler, so that the bucket elevator is not easy to heat and stop, and the production efficiency of the equipment is kept.

Description

Bucket elevator

Technical Field

The utility model relates to the technical field of conveying mechanical equipment, in particular to a bucket elevator.

Background

The bucket elevator comprises a frame, rollers, belts, hoppers, a motor and a casing, wherein the two rollers are respectively arranged at the upper end and the lower end of the frame, the belts are wound on the two rollers, the motor drives the rollers to rotate, the belts rotate, the hoppers are driven to scoop up materials circularly, the materials are brought to a high place, and the bucket elevator is thrown out to realize the effect of transferring the materials from the low place to the high place.

The motor in the bucket elevator easily generates heat, and the heat may be accumulated in the bucket elevator so that the temperature of the motor is continuously increased, so that some bucket elevators are provided with an air cooler for reducing the temperature of air inside the bucket elevator. The materials lifted by the bucket elevator can scatter out powder to form dust and scatter into the air, so a filter screen for filtering the dust in the air is also arranged between the air cooler and the bucket elevator body.

Dust is accumulated on the filter screen for a long time, meshes are gradually blocked, the flow of hot air passing through the filter screen is reduced, the hot air extracted by the air cooler is reduced, and heat in the bucket elevator is continuously accumulated, so that the bucket elevator is easier to heat and stop, and therefore, the bucket elevator needs to stop and cool at regular time, the bucket elevator cannot continuously work, and the production efficiency of equipment is reduced.

Disclosure of Invention

In order to overcome the defects of the bucket elevator, the utility model provides the bucket elevator which comprises an elevator body, an air cooler, a first air pipe, a second air pipe, a third air pipe and a compressed air tank, wherein the elevator body is provided with an air inlet and an air outlet, the air inlet is communicated with a blowing port of the air cooler through the first air pipe, the air outlet is communicated with a suction port of the air cooler through the second air pipe, a filter screen is arranged at the air outlet of the elevator body, the second air pipe is connected with a mounting plate at the outer side of the filter screen, the mounting plate is fixedly provided with a nozzle for spraying air flow to the filter screen, the nozzle is communicated with the compressed air tank through the third air pipe, and the third air pipe is provided with a pulse electromagnetic valve.

Preferably, the third air pipe comprises a fourth air pipe, a fifth air pipe and a sixth air pipe, a mounting frame is fixed on the outer side of the filter screen on the elevator body, the fifth air pipe is rotationally connected with the mounting frame, the mounting plate is fixed on the fifth air pipe, the fifth air pipe is connected with the sixth air pipe, the sixth air pipe is connected with the nozzle, the fifth air pipe is connected with a rotary interface, the rotary interface is connected with the fourth air pipe, the fourth air pipe is connected with an air outlet of the compressed air tank, and the elevator body is provided with a power device for driving the fifth air pipe to rotate.

Preferably, the power device comprises a first bevel gear, a second bevel gear and a motor, wherein the first bevel gear is fixed on the curved surface of the fifth air conveying pipe, the motor is fixed on the outer wall of the second air conveying pipe, the output end of the motor extends into the second air conveying pipe, the second bevel gear is fixed on the output end of the motor, and the second bevel gear is meshed with the first bevel gear.

Preferably, a plurality of the nozzles are fixed to the mounting plate, and the plurality of nozzles are arranged in a straight line.

Preferably, the second air pipe is provided with a notch, the elevator body is provided with a pair of sliding grooves extending out of the notch, and the sliding grooves are used for sliding a frame of the filter screen.

Preferably, the frame of the filter screen is fixed with a rubber sleeve which is long and is used for blocking the opening of the chute.

Preferably, the lifter body extends to the right and upper at the exhaust port.

Preferably, the elevator body extends to the left and the upper side at the air inlet.

The utility model has the beneficial effects that:

according to the bucket elevator disclosed by the utility model, powder materials which are blocked on the filter screen for a long time can be blown off, the blocked meshes are punched, the flow of hot air passing through the filter screen is maintained, and the flow of hot air extracted by the air cooler is maintained, so that the heat in the bucket elevator is not easy to accumulate, and the bucket elevator is not easy to generate heat and stop, and therefore, the bucket elevator does not need to stop and cool at regular time, the bucket elevator can work continuously, and the production efficiency of equipment is maintained.

Drawings

FIG. 1 is a schematic elevational view of a bucket elevator of the present utility model;

FIG. 2 is an enlarged view at A in FIG. 1;

FIG. 3 is an enlarged view at B in FIG. 2;

FIG. 4 is a diagram of the positional relationship of a mounting plate, a nozzle, and a third air delivery pipe of a bucket elevator of the present utility model;

fig. 5 is a front view showing the positional relationship among a hoist body, a second air pipe, a third air pipe, a filter screen, a mounting plate, a nozzle, a notch, a chute and a rubber sleeve of the bucket elevator of the present utility model.

In the figure:

1. a hoist body; 2. an air cooler; 3. a first gas pipe; 4. a second gas pipe; 5. a compressed air tank; 6. an air inlet; 7. an exhaust port; 8. a filter screen; 9. a mounting plate; 10. a nozzle; 11. a pulse electromagnetic valve; 12. a fourth gas pipe; 13. a fifth gas pipe; 14. a sixth gas delivery pipe; 15. a mounting frame; 16. a rotary interface; 17. a first bevel gear; 18. a second bevel gear; 19. a motor; 20. a notch; 21. a chute; 22. a rubber sleeve.

Detailed Description

The structure of the embodiment of the utility model is as shown in fig. 1 to 5, and the bucket elevator comprises an elevator body 1, an air cooler 2, a first air pipe 3, a second air pipe 4, a third air pipe and a compressed air tank 5, wherein an air inlet 6 and an air outlet 7 are formed in the elevator body 1, the air inlet 6 is communicated with a blowing port of the air cooler 2 through the first air pipe 3, and the air outlet 7 is communicated with an air suction port of the air cooler 2 through the second air pipe 4, so that circulating cold air flow can be formed in the elevator body 1, and the internal temperature of the elevator body 1 is reduced. The elevator body 1 is provided with the filter screen 8 at the exhaust port 7, so that hot air entering the air cooler 2 firstly passes through the filter screen 8, and when the through holes of the filter screen 8 are small enough, powdery materials in part of hot air can be prevented from entering the air cooler 2. The diameter of the through hole of the filter screen 88 can be 0.1mm or 0.2mm, and the particle diameters of various powdery materials are different due to different electrostatic charges of the powdery materials and the like, so that the specific size is adjusted according to the actual production requirement. As shown in the drawing, the upper right side of the filter screen 8 is the outside of the filter screen 8, the second air pipe 4 is connected with a mounting plate 9 on the outside of the filter screen 8, the mounting plate 9 is fixed with a nozzle 10 for spraying air flow to the filter screen 8, the nozzle 10 is communicated with the compressed air tank 5 through a third air pipe, the third air pipe is provided with a pulse electromagnetic valve 11, the pulse electromagnetic valve 11 can be a pulse electromagnetic valve 11 of a common integrated electromagnetic valve and pulse spraying controller on the market, the pulse electromagnetic valve can also be a device comprising a controller and an electromagnetic valve, the controller is in communication connection with the electromagnetic valve, the controller can select a PC (personal computer) or a PLC (programmable logic controller), a singlechip is preferred, the electromagnetic valve is opened and closed in a pulse mode, the nozzle 10 sprays high-speed air flow to the filter screen 8, so that the high-speed air flow sprays powdery material which originally blocks the filter screen 8, and finally the powdery material returns to the elevator body 1.

In combination with the actions of the elevator body 1, the air cooler 2, the first air pipe 3, the second air pipe 4, the compressed air tank 5, the third air pipe, the air inlet 6, the air outlet 7, the filter screen 8, the mounting plate 9, the nozzle 10 and the pulse electromagnetic valve 11, the bucket elevator disclosed by the utility model can blow off powdery materials which are blocked on the filter screen 8 for a long time, the blocked meshes are flushed, the flow of hot air passing through the filter screen 8 is kept, the flow of hot air extracted by the air cooler 2 is kept, the heat in the bucket elevator is not easy to accumulate, and the bucket elevator is not easy to generate heat and stop, so that the bucket elevator does not need to stop and cool at regular time, the bucket elevator can continuously work, and the production efficiency of equipment is kept.

The third air delivery pipe comprises a fourth air delivery pipe 12, a fifth air delivery pipe 13 and a sixth air delivery pipe 14, a mounting frame 15 is fixed on the outer side of the filter screen 8 of the elevator body 1, the fifth air delivery pipe 13 is rotationally connected with the mounting frame 15, the mounting plate 9 is fixed on the fifth air delivery pipe 13, the fifth air delivery pipe 13 is connected with the sixth air delivery pipe 14, the sixth air delivery pipe 14 is connected with the nozzle 10, the fifth air delivery pipe 13 is connected with a rotary interface 16, the rotary interface 16 is connected with the fourth air delivery pipe 12, the fourth air delivery pipe 12 is connected with an air outlet of the compressed air tank 5, and the elevator body 1 is provided with a power device for driving the fifth air delivery pipe to rotate. The power device can comprise a motor 19 fixed on the elevator body 1, a first belt pulley fixed on the output end of the motor 19, a second belt pulley fixed on the fifth air pipe 13 and a transmission belt wound on the first belt pulley and the second belt pulley, so that the power device can drive the fifth air pipe 13 to rotate, and the power device can also comprise the motor 19 fixed on the elevator body 1, a first chain wheel fixed on the output end of the motor 19, a second chain wheel fixed on the fifth air pipe 13 and a transmission chain wound on the first chain wheel and the second chain wheel, so that the power device can drive the fifth air pipe 13 to rotate, and the nozzle 10 on the mounting plate 9 can flush the filter screen 8 in a circular motion mode. When the power device drives the fifth air pipe 13 to rotate, the fifth air pipe 13 drives the mounting plate 9 to rotate, the mounting plate 9 drives the nozzle 10 to do circular motion, and powdery materials which are blocked at different positions of the filter screen 8 are blown off circularly. Compared with the fixed nozzles 10, the movable nozzles 10 can flush more through holes with fewer nozzles 10, the number of the nozzles 10 in the air suction port is reduced, the negative effect that the nozzles 10 block the air suction port is lightened, the air flow rate of the air suction port is increased, and therefore, the air cooler 2 can absorb more hot air from the elevator body 1 in unit time, and the heat accumulated in the elevator body 1 is reduced.

The power device comprises a first bevel gear 17, a second bevel gear 18 and a motor 19, wherein the first bevel gear 17 is fixed on the curved surface of the fifth air pipe 13, the motor 19 is fixed on the outer wall of the second air pipe 4, the output end of the motor 19 extends into the second air pipe 4, the second bevel gear 18 is fixed on the output end of the motor 19, the second bevel gear 18 is meshed with the first bevel gear 17, after the motor 19 is started, the output end of the motor 19 drives the second bevel gear 18 to rotate, the second bevel gear 18 drives the first bevel gear 17 to rotate, the first bevel gear 17 drives the fifth air pipe to rotate, and the power device is driven to rotate the fifth air pipe.

The plurality of nozzles 10 are fixed on the mounting plate 9, the plurality of nozzles 10 are arranged in a straight line, the mounting plate 9 rotates to drive the plurality of nozzles 10 to swing, compared with the large-scale nozzle 10, the large-scale nozzle 10 can dredge the filter screen 8 with the same area through the plurality of small-scale nozzles 10, the area of the second air delivery pipe 4 occupied by the nozzle 10 for passing hot air is reduced, and the blocking effect of the nozzle 10 on the second air delivery pipe 4 is reduced.

The second air delivery pipe 4 is provided with a gap 20, the elevator body 1 is provided with a pair of sliding grooves 21 extending out of the gap 20, the sliding grooves 21 are used for sliding frames of the filter screen 8, and the filter screen 8 can be taken out for cleaning or replacement, so that the filter screen 8 can be dredged more thoroughly.

The frame of the filter screen 8 is fixed with a rubber sleeve 22 which is long and is used for blocking the opening of the chute 21, so that the air tightness of the notch 20 is improved, and the air flow of the hot air passing through the filter screen 8 is maintained.

The elevator body 1 extends to the right upper side at the exhaust port 7, as shown in fig. 1, the right side is one side where the feeding port is located, the included angle between the extending direction and the vertical direction is greater than 0 degrees and less than 60 degrees, the powdery material blown off by the nozzle 10 can slide along the inclined plane extending to the right upper side on the elevator body 1, and fall to the hopper or return to the bottom of the elevator body 1, so that the powdery material is recycled.

The elevator body 1 extends to the left upper side at the air inlet 6, as shown in fig. 1, the left side is one side where the discharge hole is located, the included angle between the extending direction and the vertical direction is larger than 0 degrees and smaller than 60 degrees, the cold air obliquely moves downwards, the hopper vertically moves downwards, the included angle between the blowing direction of the cold air and the moving direction of the hopper is smaller than 60 degrees, the resistance of the cold air is reduced, and therefore the cold air moves synchronously with the hopper more easily and is spread to each position inside the elevator body 1 more easily.

While the utility model has been described and illustrated with respect to a limited number of embodiments, the utility model may be embodied in many forms without departing from the spirit or scope of the utility model. The embodiments shown should be regarded as illustrative rather than restrictive. The scope of the utility model is determined by the appended claims, and all changes that come within the meaning and range of equivalency of the claims are intended to be embraced therein.

Claims

1. A bucket elevator, characterized in that: including lifting machine body (1), air-cooler (2), first gas-supply pipe (3), second gas-supply pipe (4), third gas-supply pipe and compressed air jar (5), it has air inlet (6) and gas vent (7) to open on lifting machine body (1), air inlet (6) communicate through the inlet scoop of first gas-supply pipe (3) with air-cooler (2), gas vent (7) communicate through the inlet scoop of second gas-supply pipe (4) with air-cooler (2), lifting machine body (1) installs filter screen (8) in gas vent (7) department, and second gas-supply pipe (4) are connected with mounting panel (9) in the outside of filter screen (8), mounting panel (9) are fixed with nozzle (10) that are used for to filter screen (8) blowout air current, nozzle (10) communicate with compressed air jar (5) through third gas-supply pipe, pulse solenoid valve (11) are installed to the third gas-supply pipe.

2. A bucket elevator as defined in claim 1 wherein: third gas-supply pipe includes fourth gas-supply pipe (12), fifth gas-supply pipe (13) and sixth gas-supply pipe (14), lifting machine body (1) are fixed with mounting bracket (15) in the outside of filter screen (8), fifth gas-supply pipe (13) with mounting bracket (15) rotate and are connected, mounting panel (9) are fixed on fifth gas-supply pipe (13), fifth gas-supply pipe (13) are connected with sixth gas-supply pipe (14), sixth gas-supply pipe (14) are connected with nozzle (10), fifth gas-supply pipe (13) are connected with rotary interface (16), rotary interface (16) are connected with fourth gas-supply pipe (12), fourth gas-supply pipe (12) are connected with the gas outlet of compressed air jar (5), and lifting machine body (1) are installed and are used for driving pivoted power device of fifth gas-supply pipe (13).

3. A bucket elevator as defined in claim 2 wherein: the power device comprises a first bevel gear (17), a second bevel gear (18) and a motor (19), wherein the first bevel gear (17) is fixed on the curved surface of a fifth air conveying pipe (13), the motor (19) is fixed on the outer wall of a second air conveying pipe (4), the output end of the motor (19) stretches into the second air conveying pipe (4), the second bevel gear (18) is fixed on the output end of the motor (19), and the second bevel gear (18) is meshed with the first bevel gear (17).

4. A bucket elevator as defined in claim 2 wherein: a plurality of the nozzles (10) are fixed to the mounting plate (9), and the plurality of nozzles (10) are arranged in a straight line.

5. A bucket elevator as defined in claim 1 wherein: the second air delivery pipe (4) is provided with a notch (20), the elevator body (1) is provided with a pair of sliding grooves (21) extending out of the notch (20), and the sliding grooves (21) are used for enabling the frame of the filter screen (8) to slide.

6. The bucket elevator set forth in claim 5 wherein: the frame of the filter screen (8) is fixed with a strip-shaped rubber sleeve (22) for blocking the opening of the chute (21).

7. A bucket elevator as defined in claim 1 wherein: the lifter body (1) extends to the right upper side at the exhaust port (7).

8. A bucket elevator as defined in claim 1 wherein: the lifter body (1) extends to the left upper side at the air inlet (6).