CN219116627U

CN219116627U - Material sucking machine with back blowing device

Info

Publication number: CN219116627U
Application number: CN202223550018.8U
Authority: CN
Inventors: 席中生
Original assignee: Hebei Chengqian Weizhu New Material Co ltd
Current assignee: Hebei Chengqian Weizhu New Material Co ltd
Priority date: 2022-12-29
Filing date: 2022-12-29
Publication date: 2023-06-02
Anticipated expiration: 2032-12-29

Abstract

The utility model relates to the technical field of suction machines and provides a suction machine with a blowback device, which comprises a suction bin, wherein one side of the suction bin is communicated with a feed pipe, a filter is arranged in the suction bin, one side of the suction bin is communicated with a discharge pipe, one side of the suction bin is communicated with a first air outlet pipe, the filter is positioned between the connection part of the first air outlet pipe and the suction bin and the connection part of the discharge pipe and the suction bin, one side of the first air outlet pipe, which is far away from the suction bin, is communicated with a pump, and the output end of the pump is communicated with a first discharge pipe.

Description

Material sucking machine with back blowing device

Technical Field

The utility model relates to the technical field of material sucking machines, in particular to a material sucking machine with a back blowing device.

Background

The suction machine adopts a vacuum suction mode, the working principle of the vacuum suction is that a certain negative pressure is formed in a hopper cavity to suck materials into the hopper, and the working process of the full-automatic microcomputer vacuum suction machine is as follows: when the hopper is in shortage, a contact switch for detecting materials sends a signal to a microcomputer of a material sucking machine, the microcomputer gives a signal to enable a motor to start to operate for vacuumizing, the material sucking is started when a closed system reaches a certain vacuum degree, the materials are discharged into the hopper after the material sucking is finished, a certain preparation time is passed after the material discharging is finished, a next circulation process is carried out, a filter device and a blowback device are arranged in a hopper cavity, the filter device separates the materials from air, and the blowback device cleans the filter device by using compressed air to prevent the filter device from being blocked by the materials or dust.

The prior art patent with the publication number of CN 213084566U discloses a compressed air back blowing device of a suction machine, which comprises a placing bottom plate, wherein the upper surface of the placing bottom plate is fixedly connected with a vacuum chamber, an air filter is arranged on the inner wall of the vacuum chamber, an installing support is fixedly connected with an inner bottom wall of the vacuum chamber, a shunt pipe is fixedly connected with the upper surface of the installing support, a first communication pipe is fixedly connected with the right side surface of the shunt pipe, an inclined branch pipe is fixedly connected with the upper surface of the shunt pipe, a plurality of compressed air spray heads are fixedly connected with the surface of the inclined branch pipe, a discharging pipe and a second communication pipe are respectively fixedly connected with the lower surface of the vacuum chamber, and a sealing cover is fixedly connected with the upper surface of the vacuum chamber. This inhale material machine compressed air blowback device through setting up shunt tubes, slope branch pipe and compressed air shower nozzle, and the slope branch pipe is annular array parcel around air cleaner, utilizes high-pressure air flow to clear away the plug on the air cleaner to realize self-cleaning's effect.

The above patent still has some disadvantages, after back blowing to the air filter, the blockage blown off on the air filter is easy to remain in the space between the air filter and the feeding pipe in the vacuum chamber, so that the blockage can be mixed into the material when the material is sucked again, and the cost is greatly increased by adopting the air compressor and the two air supply devices of the vacuum machine.

Disclosure of Invention

In order to solve the defects in the background art, the utility model aims to provide a suction machine with a back blowing device, which is characterized in that a first discharge pipe, a first air outlet pipe, a second discharge pipe and a circulating pipe are arranged, the directional blowing function of a filter is realized by utilizing the mutual matching of a first electromagnetic valve, a second electromagnetic valve, a third electromagnetic valve and a fourth electromagnetic valve, and in the process of reverse blowing, a storage bin and a negative pressure bin can be isolated through a baffle plate and a baffle plate, so that dust in a material tank caused by blowing of wind flow into a feed pipe is avoided.

The aim of the utility model can be achieved by the following technical scheme:

the utility model provides a inhale material machine with blowback device, includes inhales the feed bin, one side intercommunication of inhaling the feed bin has the inlet pipe, the inside of inhaling the feed bin is provided with the filter, one side intercommunication of inhaling the feed bin has the discharging pipe, one side intercommunication of inhaling the feed bin has first outlet duct, the filter is located between the junction of first outlet duct and inhaling the feed bin and the junction of discharging pipe and inhaling the feed bin, one side intercommunication that inhales the feed bin was kept away from to first outlet duct has the pump machine, the output intercommunication of pump machine has first discharge pipe, first discharge pipe and outside air intercommunication, the inside of inhaling the feed bin is provided with plug intercepting device.

Still preferably, the blocking object blocking device comprises a baffle plate, the baffle plate is fixedly arranged in the suction bin, the baffle plate is positioned between the connection part of the discharging pipe and the suction bin and the connection part of the feeding pipe and the suction bin, the baffle plate is conical, and a limiting rod penetrates through the middle of the baffle plate.

Still preferably, a baffle plate is arranged at one end of the limiting rod and positioned between the baffle plate and the filter, the baffle plate is conical, a spring is fixedly connected at the other end of the limiting rod, and one end of the spring is fixedly connected with the inner wall of the suction bin.

Further preferably, through holes are formed in the baffle plate, a plurality of through holes are formed in the baffle plate, and the through holes are distributed on the baffle plate in a circumferential array around the axis of the limiting rod. The material can pass through conveniently by arranging a plurality of through holes.

Further preferably, the fence is used to close or open the through hole.

Further preferably, a connecting frame is fixedly connected between the baffle plate and the filter, and the filter is in sliding connection with the suction bin.

Further preferably, a first electromagnetic valve for closing or opening the first air outlet pipe is arranged on the first air outlet pipe, and a second electromagnetic valve for closing or opening the first air outlet pipe is arranged on the first discharge pipe.

Still preferably, a circulating pipe is communicated between the first discharging pipe and the suction bin, a third electromagnetic valve for closing or opening the circulating pipe is arranged on the circulating pipe, and the baffle and the filter divide the internal space of the suction bin into a negative pressure bin, a storage bin and a circulating bin from top to bottom in sequence.

Further preferably, the circulating pipe is communicated with a circulating bin in the suction bin, and the first air outlet pipe is communicated with the circulating bin in the suction bin.

Further preferably, the storage bin of the suction bin is communicated with a second discharge pipe, a fourth electromagnetic valve is arranged on the second discharge pipe, one end, far away from the suction bin, of the second discharge pipe is communicated with the input end of the pump, and a collection box is communicated with the second discharge pipe. The first electromagnetic valve, the second electromagnetic valve, the third electromagnetic valve and the fourth electromagnetic valve are all controlled by a control box of the suction machine.

The utility model has the beneficial effects that:

according to the utility model, the first discharge pipe, the first air outlet pipe, the second discharge pipe and the circulating pipe are arranged, the directional purging function of the filter is realized by utilizing the mutual matching of the first electromagnetic valve, the second electromagnetic valve, the third electromagnetic valve and the fourth electromagnetic valve, and when the filter is purged reversely, the storage bin and the negative pressure bin can be isolated through the baffle plate and the baffle plate, so that dust in the material tank caused by blowing wind into the feeding pipe is avoided;

the utility model can realize the back blowing function by only one pump without other air supply devices, thereby reducing the cost.

Drawings

The utility model will be described in further detail with reference to the drawings and the detailed description.

FIG. 1 is a schematic view of the overall structure of the present utility model;

FIG. 2 is a cross-sectional view of the structure of the suction hopper of the present utility model;

FIG. 3 is a schematic illustration of the cooperation of a baffle and a filter in accordance with the present utility model;

fig. 4 is a schematic view of the mating of the connector and rail of the present utility model.

In the figure:

1. a suction bin; 2. a feed pipe; 3. a filter; 4. a discharge pipe; 5. a first air outlet pipe; 6. a pump machine; 7. a first discharge pipe; 8. a baffle; 9. a limit rod; 10. a breast board; 11. a spring; 12. a through hole; 13. a connecting frame; 14. a first electromagnetic valve; 15. a second electromagnetic valve; 16. a circulation pipe; 17. a third electromagnetic valve; 18. a negative pressure bin; 19. a storage bin; 20. a circulation bin; 21. a second discharge pipe; 22. a fourth electromagnetic valve; 23. and a collection box.

Detailed Description

The technical solutions of the embodiments of the present utility model will be clearly and completely described below in conjunction with the embodiments of the present utility model, and it is apparent that the described embodiments are only some embodiments of the present utility model, not all embodiments. All other embodiments, which can be made by one of ordinary skill in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

As shown in fig. 1-4, a material sucking machine with blowback device, including inhaling feed bin 1, one side intercommunication of inhaling feed bin 1 has inlet pipe 2, the inside of inhaling feed bin 1 is provided with filter 3, one side intercommunication of inhaling feed bin 1 has discharging pipe 4, one side intercommunication of inhaling feed bin 1 has first outlet duct 5, filter 3 is located between the junction of first outlet duct 5 and inhaling feed bin 1 and the junction of discharging pipe 4 and inhaling feed bin 1, one side intercommunication that first outlet duct 5 kept away from inhaling feed bin 1 has pump 6, the output intercommunication of pump 6 has first discharge pipe 7, first discharge pipe 7 communicates with the outside air, the inside of inhaling feed bin 1 is provided with the plug intercepting device. The blocking object interception device comprises a baffle plate 8, the baffle plate 8 is fixedly arranged in the suction bin 1, the baffle plate 8 is positioned between the connection part of the discharging pipe 4 and the suction bin 1 and the connection part of the feeding pipe 2 and the suction bin 1, the baffle plate 8 is conical, and a limiting rod 9 penetrates through the middle of the baffle plate 8. One end of the limiting rod 9 is provided with a baffle plate 10 positioned between the baffle plate 8 and the filter 3, the baffle plate 10 is conical, the other end of the limiting rod 9 is fixedly connected with a spring 11, and one end of the spring 11 is fixedly connected with the inner wall of the suction bin 1. The baffle 8 is provided with a plurality of through holes 12, and the through holes 12 are distributed on the baffle 8 in a circumferential array around the axis of the limit rod 9. The material passing through is facilitated by the provision of a plurality of through holes 12. The rail 10 is used to close or open the through hole 12. The baffle plate 10 is fixedly connected with a connecting frame 13 between the filter 3, and the filter 3 is in sliding connection with the suction bin 1. The first air outlet pipe 5 is provided with a first electromagnetic valve 14 for closing or opening the first air outlet pipe 5, and the first discharge pipe 7 is provided with a second electromagnetic valve 15 for closing or opening the first discharge pipe 7. The circulating pipe 16 is communicated between the first discharging pipe 7 and the suction bin 1, a third electromagnetic valve 17 for closing or opening the circulating pipe 16 is arranged on the circulating pipe 16, and the baffle 8 and the filter 3 divide the internal space of the suction bin 1 into a negative pressure bin 18, a storage bin 19 and a circulating bin 20 from top to bottom in sequence. The circulating pipe 16 is communicated with a circulating bin 20 in the suction bin 1, and the first air outlet pipe 5 is communicated with the circulating bin 20 in the suction bin 1. The storage bin 19 of the suction bin 1 is communicated with a second discharge pipe 21, a fourth electromagnetic valve 22 is arranged on the second discharge pipe 21, one end, away from the suction bin 1, of the second discharge pipe 21 is communicated with the input end of the pump 6, and a collection box 23 is communicated with the second discharge pipe 21. The first electromagnetic valve 14, the second electromagnetic valve 15, the third electromagnetic valve 17 and the fourth electromagnetic valve 22 are all controlled by a control box of the suction machine.

Working principle:

when the material sucking machine is in a material sucking working state, the first electromagnetic valve 14 controls the first air outlet pipe 5 to be in an unblocked state, the second electromagnetic valve 15 controls the first discharge pipe 7 to be in an unblocked state, the third electromagnetic valve 17 controls the circulating pipe 16 to be in a closed state, the fourth electromagnetic valve 22 controls the second discharge pipe 21 to be in a closed state, and the pump 6 is used for sucking air in the material sucking bin 1 through the adsorption of the air in the material sucking bin 1 so as to enable the material to be in a negative pressure state in the material sucking bin 1, and further, under the driving of internal air flow, the baffle plate 8 is far away from the baffle plate 10, the through hole 12 is used for communicating the negative pressure bin 18 with the storage bin 19, the material enters the storage bin 19 and is finally discharged through the discharge pipe 4, and the pumped air is finally discharged to the atmosphere through the first discharge pipe 7.

When the suction machine sweeps the filter 3, at this time, the first electromagnetic valve 14 controls the first air outlet pipe 5 to be closed, the second electromagnetic valve 15 controls the first discharge pipe 7 to be closed, the third electromagnetic valve 17 controls the circulating pipe 16 to be in an unblocked state, the fourth electromagnetic valve 22 controls the second discharge pipe 21 to be in an unblocked state, at this time, the pump 6 pumps air in the storage bin 19 out through the second discharge pipe 21 and injects the air into the circulating bin 20 again through the circulating pipe 16, and the air current sweeps the filter 3 reversely when passing through the filter 3, so that the filter 3 is cleaned, at this time, the baffle plate 8 is contacted with the baffle plate 10 under the restoring force of the spring 11, the through hole 12 is in a closed state, and the cleaned sundries are intercepted by the collecting box 23 when flowing through the collecting box 23.

The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the utility model.

Claims

1. The utility model provides a inhale material machine with blowback device, its characterized in that, including inhaling feed bin (1), one side intercommunication of inhaling feed bin (1) has inlet pipe (2), the inside of inhaling feed bin (1) is provided with filter (3), one side intercommunication of inhaling feed bin (1) has discharging pipe (4), one side intercommunication of inhaling feed bin (1) has first outlet duct (5), filter (3) are located between the junction of first outlet duct (5) and inhaling feed bin (1) and discharging pipe (4) and the junction of inhaling feed bin (1), one side intercommunication that inhaling feed bin (1) was kept away from to first outlet duct (5) has pump (6), the output intercommunication of pump (6) has first discharge pipe (7), first discharge pipe (7) and outside air intercommunication, the inside of inhaling feed bin (1) is provided with the plug intercepting device.

2. The suction machine with the blowback device according to claim 1, characterized in that the blocking object interception device comprises a baffle plate (8), the baffle plate (8) is fixedly installed inside the suction bin (1), the baffle plate (8) is located between the connection part of the discharging pipe (4) and the suction bin (1) and the connection part of the feeding pipe (2) and the suction bin (1), the baffle plate (8) is conical, and a limiting rod (9) penetrates through the middle of the baffle plate (8).

3. The suction machine with the blowback device according to claim 2, characterized in that a baffle plate (10) is arranged between the baffle plate (8) and the filter (3) at one end of the limiting rod (9), the baffle plate (10) is conical, a spring (11) is fixedly connected with the other end of the limiting rod (9), and one end of the spring (11) is fixedly connected with the inner wall of the suction bin (1).

4. A suction machine with a blowback device according to claim 3, wherein the baffle (8) is provided with a plurality of through holes (12), and the through holes (12) are distributed on the baffle (8) in a circumferential array around the axis of the limit rod (9).

5. The suction machine with blowback device according to claim 4, characterized in that the baffle (10) is used for closing or opening the through hole (12).

6. The suction machine with the blowback device according to claim 5, wherein a connecting frame (13) is fixedly connected between the baffle plate (10) and the filter (3), and the filter (3) is slidably connected with the suction bin (1).

7. The suction machine with the blowback device according to claim 1, characterized in that a first electromagnetic valve (14) for closing or opening the first air outlet pipe (5) is provided on the first air outlet pipe (5), and a second electromagnetic valve (15) for closing or opening the first air outlet pipe (7) is provided on the first air outlet pipe (7).

8. The suction machine with the blowback device according to claim 2, characterized in that a circulating pipe (16) is communicated between the first discharge pipe (7) and the suction bin (1), a third electromagnetic valve (17) for closing or opening the circulating pipe (16) is arranged on the circulating pipe (16), and the baffle (8) and the filter (3) divide the internal space of the suction bin (1) into a negative pressure bin (18), a storage bin (19) and a circulating bin (20) from top to bottom in sequence.

9. The suction machine with the blowback device according to claim 8, characterized in that the circulating pipe (16) is communicated with a circulating bin (20) in the suction bin (1), and the first air outlet pipe (5) is communicated with the circulating bin (20) in the suction bin (1).

10. The material sucking machine with the back blowing device according to claim 8, characterized in that a second discharge pipe (21) is communicated with a storage bin (19) of the material sucking bin (1), a fourth electromagnetic valve (22) is arranged on the second discharge pipe (21), one end, far away from the material sucking bin (1), of the second discharge pipe (21) is communicated with the input end of the pump (6), and a collecting box (23) is communicated with the second discharge pipe (21).