CN214652005U

CN214652005U - Integrated form negative pressure conveyor

Info

Publication number: CN214652005U
Application number: CN202120531653.8U
Authority: CN
Inventors: 钱鑫; 谭乃荣
Original assignee: Liaoning Shengda Environmental Resources Group Co ltd
Current assignee: Liaoning Shengda Environmental Resources Group Co ltd
Priority date: 2021-03-15
Filing date: 2021-03-15
Publication date: 2021-11-09
Anticipated expiration: 2031-03-15

Abstract

The utility model relates to an integrated negative pressure conveying device, which comprises a material containing hopper, a cyclone separator, a switching mechanism, four material bins, two fans and a tail dust remover, wherein the material containing hopper is communicated with an inlet of the cyclone separator through a material absorbing pipe, a discharge port of the cyclone separator is connected with a raw material inlet of the switching mechanism, and a raw material outlet of the switching mechanism is connected with the material bins; the air outlet of the cyclone separator is connected with an air pipe, the air pipe is connected with a tail dust remover through one fan, and the other fan is used for standby; switching mechanism includes inlet pipe, spliter, four switching unit and four discharging pipes, and inlet pipe one end is the raw materials entry, and the other end is connected with the spliter top, and the pipeline of four external four directions is respectively connected to four facades of spliter, and four pipeline are connected to switching unit respectively, and switching unit is terminal to be connected with the discharging pipe, and the discharging pipe end is the raw materials export. The utility model discloses reduce negative pressure conveyor quantity, reduce installation and use cost, improve the rate of utilization, reduce the fault rate.

Description

Integrated form negative pressure conveyor

Technical Field

The utility model belongs to the technical field of pneumatic conveyor, especially, relate to an integrated form negative pressure conveyor.

Background

Mature mechanical conveying equipment is many, such as a conveying belt, a bucket elevator, a screw conveyor, a vibrating conveyor and the like, but for raw material bottle chips used for regenerating synthetic fibers, the raw material bottle chips are transported to a top building by dozens of tons or even hundreds of tons every day, and pneumatic conveying is the best choice. The main raw material used for producing the regenerated synthetic fiber is bottle flakes, namely PET polyester flakes, which are sourced from various beverage bottles, oil cans and the like. One step of the cleaned bottle chips is drying before they are put into melt spinning. According to the production process of the regenerated synthetic fibers, equipment is usually arranged in a vertical mode, namely in a vertical mode, raw materials pass through various working procedures from top to bottom, and finally the raw materials are changed into tows. The transportation of raw materials, especially the transportation to the highest place, and the transportation problem of dozens of tons each day becomes the key, and various transportation equipment are comprehensively compared, according to the respective characteristics and the field environment, the pneumatic transportation is most suitable, and the pneumatic transportation takes suction transportation as the best, namely negative pressure transportation, and the pneumatic transportation can also selectively remove metal impurities under the condition of proper air flow speed. In the current system adopting the rotary drum drying process flow, the number of the conveying devices is determined according to the number of the rotary drums, the number of the conveying devices is the same as that of the rotary drums, and the number of the rotary drums is large, so that the number of the negative pressure conveying devices is large, the utilization rate is low, and the failure rate is high.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model provides an integrated form negative pressure conveyor reduces negative pressure conveyor quantity, reduces installation and use cost, improves the rate of utilization, reduces the fault rate.

An integrated negative pressure conveying device comprises a material containing hopper, a cyclone separator, a switching mechanism, four storage bins, two fans and a tail dust remover, wherein the material containing hopper is communicated with an inlet of the cyclone separator through a material absorbing pipe, a discharge port of the cyclone separator is connected with a raw material inlet of the switching mechanism capable of switching the working state of the storage bins, and a raw material outlet of the switching mechanism is connected with the storage bins; the air outlet of the cyclone separator is connected with an air pipe, the air pipe is connected with the tail dust remover through one fan, and the other fan is used as a standby fan; switching mechanism includes inlet pipe, spliter, four switching unit and four discharging pipes of being connected with the switching unit, inlet pipe one end is the raw materials entry, and the other end is connected with the spliter top, and the spliter is the square box structure, and the pipeline of four external four directions is respectively connected to its four facades, and four pipeline are connected to respectively to be connected to the switching unit that can switch open and closed state, and the switching unit is terminal to be connected with the discharging pipe, and the discharging pipe end is the raw materials export.

And a discharge hole is formed in the bottom of the storage bin, so that intermittent discharge is realized.

The switching unit comprises a square shell, an air cylinder and an electromagnetic valve, two ends of the square shell are respectively connected with the material conveying pipeline and the material discharging pipe, and a movable partition plate is arranged in the square shell and in the direction vertical to the axial direction of the material conveying pipeline; the end part of the movable partition board is connected with an ejector rod of the air cylinder, the air cylinder body is connected to the square shell through an air cylinder support, the electromagnetic valve is electrically connected with the air cylinder, the movable partition board is driven by the stretching of the air cylinder ejector rod to move up and down, and the opening and closing states of the movable partition board are switched.

And a sealing rubber gasket is arranged between the movable partition plate and the inner surface of the square shell.

The utility model has the advantages that: the utility model provides an integrated form negative pressure conveyor is one kind to the eminence transport inhale send the device, is responsible for the raw materials transport work of four rotary drums by two sets of negative pressure conveyors, and two motors of negative pressure conveyer configuration are one and one equipped with the configuration, can effectively carry a large amount of raw materials. Compared with the prior negative pressure conveying technology, the utility model can reduce the number of negative pressure conveying devices, reduce the installation, production and use costs, reduce the energy consumption, improve the utilization rate and reduce the failure rate; and the conveying process is stable and reliable in requirement, easy to manufacture and process, easy to operate and easy to maintain, and conforms to the field environment.

Drawings

Fig. 1 is a schematic view of the overall structure of an integrated negative pressure conveying device according to the present invention;

fig. 2 is a front view of the switching mechanism of the present invention;

fig. 3 is a top view of the switching mechanism of the present invention;

wherein the content of the first and second substances,

1-material containing hopper, 2-material sucking pipe, 3-cyclone separator, 4-switching mechanism, 5-material bin, 6-air pipe, 7-fan, 8-tail dust remover, 9-discharge port, 10-material inlet pipe, 11-splitter, 12-switching unit, 13-material outlet pipe, 14-square shell, 15-air cylinder, 16-movable partition plate, 17-sealing rubber pad, 18-air cylinder ejector rod, 19-air cylinder support, 20-air cylinder body, 21-raw material inlet, 22-raw material outlet, F1-material wind, F2-material, F3-wind and dust, and F4-wind.

Detailed Description

For better explanation of the present invention, the following detailed description of the embodiments of the present invention will be made with reference to the accompanying drawings for better understanding.

As shown in fig. 1, an integrated negative pressure conveying device comprises a material containing hopper 1, a cyclone separator 3, a switching mechanism 4, four storage bins 5, two fans 7 and a tail dust remover 8, wherein the material containing hopper 1 is communicated with an inlet of the cyclone separator 3 through a material absorbing pipe 2, a discharge port of the cyclone separator 3 is connected with a raw material inlet 21 of the switching mechanism 4 capable of switching the working state of the storage bins 5, and a raw material outlet 22 of the switching mechanism 4 is connected with the storage bins 5; the air outlet of the cyclone separator 3 is connected with an air pipe 6, the air pipe 6 is connected with a tail dust remover 8 through one fan 7, and the other fan 7 is used as a standby fan, so that the whole device is in a one-to-one conveying configuration. The bottom of the bin 5 is provided with a discharging hole 9, the discharging hole 9 is connected with a sealing cover through a bolt, and the sealing cover is manually opened or closed to realize intermittent discharging. As shown in fig. 2-3, the switching mechanism 4 includes a feeding pipe 10, a splitter 11, four switching units 12, and four discharging pipes 13 connected to the switching units 12, where one end of the feeding pipe 10 is a raw material inlet 21, the other end of the feeding pipe is connected to the top of the splitter 11, the splitter 11 is a square box structure, four vertical surfaces of the feeding pipe are respectively externally connected to four conveying pipelines, the four conveying pipelines are respectively connected to the switching units 12 capable of switching between an open state and a closed state, the tail end of the switching unit 12 is connected to the discharging pipe 13, and the tail end of the discharging pipe 13 is a raw material outlet 22.

The switching unit 12 comprises a square shell 14, an air cylinder 15 and an electromagnetic valve (not shown in the figure), two ends of the square shell 14 are respectively connected with a material conveying pipeline and a material discharging pipe 13, a movable partition plate 16 is arranged in the square shell 14 in a direction vertical to the axial direction of the material conveying pipeline, a sealing rubber gasket 17 is arranged between the movable partition plate 16 and the inner surface of the square shell 14, the movable partition plate 16 can move up and down in a direction vertical to the axial direction of the material conveying pipeline, when the movable partition plate 16 moves into the square shell 14, the switching unit 12 is in a closed state, and at the moment, raw materials cannot enter a corresponding bin 5 from a material discharging port of the switching unit 12; when the movable partition 16 moves downwards and leaves the inside of the square housing 14, the switching unit 12 is in an open state, and at this time, the raw material can enter the corresponding bin 5 from the raw material outlet 22, and the switching between the open state and the closed state of the switching unit 12 is realized through the movement of the movable partition 16, so that which bin 5 the raw material enters is determined. The end of the movable partition board 16 is connected with a cylinder ejector rod 18 of the cylinder 15, the cylinder body 20 is connected on the square shell 14 through a cylinder support 19, and the expansion of the cylinder ejector rod 18 drives the movable partition board 16 to move up and down to switch the on and off states of the movable partition board 16. The electromagnetic valve is electrically connected with the air cylinder, and the air cylinder is opened and closed through the electromagnetic valve. When the raw materials need to be conveyed to one of the bins 5, the movable partition boards 16 on the conveying pipelines are kept in an open state, and the movable partition boards 16 on the other conveying pipelines are kept in a closed state.

When the cyclone separator is used, raw materials to be conveyed are conveyed to the material containing hopper 1, the raw materials and the wind F1 enter the material containing hopper 1, and the cyclone separator 3 sucks the raw materials in the material containing hopper 1 into the cyclone separator 3 through the material suction pipe 2; according to production needs, the directional conveying of raw materials is realized by controlling the switching units 12 on each branch in the switching mechanism 4, the working stock bin 5 is selected, and the corresponding switching unit 12 is switched to an open state; the material F2 after directional conveying is stored in the lower storage bin 5, wind and material dust F3 enter a fan 7 through an inlet of the fan 7 through an air pipe 6, are discharged to a tail dust remover 8 through the fan 7 for dust removal, and are discharged into the atmosphere through the wind F4. When the stock bin 5 needs to be switched, the opening and closing states of the switching unit 12 are readjusted through the electromagnetic valve, so that the purpose of integrated conveying is achieved.

The utility model discloses change one set of conveying system of 5 configurations of a feed bin into one set of conveying system of 5 configurations of four feed bins among the prior art, wherein realize the switching work between 5 of feed bins through using switching mechanism 4.

Claims

1. An integrated form negative pressure conveyor which characterized in that: the cyclone separator comprises a material containing hopper, a cyclone separator, a switching mechanism, four storage bins, two fans and a tail dust remover, wherein the material containing hopper is communicated with an inlet of the cyclone separator through a material absorbing pipe, a discharge port of the cyclone separator is connected with a raw material inlet of the switching mechanism capable of switching the working state of the storage bins, and a raw material outlet of the switching mechanism is connected with the storage bins; the air outlet of the cyclone separator is connected with an air pipe, the air pipe is connected with the tail dust remover through one fan, and the other fan is used as a standby fan; switching mechanism includes inlet pipe, spliter, four switching unit and four discharging pipes of being connected with the switching unit, inlet pipe one end is the raw materials entry, and the other end is connected with the spliter top, and the spliter is the square box structure, and the pipeline of four external four directions is respectively connected to its four facades, and four pipeline are connected to respectively to be connected to the switching unit that can switch open and closed state, and the switching unit is terminal to be connected with the discharging pipe, and the discharging pipe end is the raw materials export.

2. The integrated negative pressure delivery device according to claim 1, wherein: and a discharge hole is formed in the bottom of the storage bin, so that intermittent discharge is realized.

3. The integrated negative pressure delivery device according to claim 1, wherein: the switching unit comprises a square shell, an air cylinder and an electromagnetic valve, two ends of the square shell are respectively connected with the material conveying pipeline and the material discharging pipe, and a movable partition plate is arranged in the square shell and in the direction vertical to the axial direction of the material conveying pipeline; the end part of the movable partition board is connected with an ejector rod of the air cylinder, the air cylinder body is connected to the square shell through an air cylinder support, the electromagnetic valve is electrically connected with the air cylinder, the movable partition board is driven by the stretching of the air cylinder ejector rod to move up and down, and the opening and closing states of the movable partition board are switched.

4. The integrated negative pressure delivery device according to claim 3, wherein: and a sealing rubber gasket is arranged between the movable partition plate and the inner surface of the square shell.