CN213622263U

CN213622263U - Positive pressure anti-blocking pipe and low-abrasion pneumatic conveying device for high-hardness materials

Info

Publication number: CN213622263U
Application number: CN202022652952.5U
Authority: CN
Inventors: 季胜
Original assignee: Changzhou Changheng Deyu Powder Integrated Systems Co ltd
Current assignee: Changzhou Changheng Deyu Powder Integrated Systems Co ltd
Priority date: 2020-11-16
Filing date: 2020-11-16
Publication date: 2021-07-06
Anticipated expiration: 2030-11-16

Abstract

The utility model relates to a stifled pipe, low wearing and tearing air conveying device are prevented to high rigidity material malleation, open a bag station, send jar, buffer memory feed bin, screening machine, forge burning furnace, buffer memory fill, mix acceleration chamber, transfer feed bin, coarse fodder feed bin, fine material feed bin, mix machine and packagine machine including ton package. The working method of the positive-pressure anti-blocking and low-abrasion pneumatic conveying device for the high-hardness materials is specially designed for the high-hardness materials, the high-hardness materials are subjected to operations such as screening, calcining and mixing in a fully closed state, continuous discharging is guaranteed, discharging accuracy is high, unqualified products can be automatically recycled, and therefore the production requirement of special materials is met.

Description

Positive pressure anti-blocking pipe and low-abrasion pneumatic conveying device for high-hardness materials

The technical field is as follows:

the utility model relates to a material conveying system technical field especially relates to a stifled pipe, low wearing and tearing pneumatic conveyor are prevented to high rigidity material malleation.

Background art:

in the prior art, some high-hardness materials are different in specific gravity and material diameter, so that the pipeline is easily blocked when the high-hardness materials are stored, weighed and conveyed, the blockage needs to be cleared regularly, and the production efficiency is influenced. The current material field of carrying does not adopt totally enclosed, and all equipment adopt the working method of series connection combination, and the material is transmitted for the majority for half open-type, manual type or partial traditional mechanical type, causes that the dust is big, the wearing and tearing are big, intensity of labour is big and can't full line automation, therefore inefficiency relatively. If a fully-closed, low-abrasion and fully-combined linkage automatic pipeline closed pneumatic conveying system is adopted, it becomes more important to link all the devices.

The utility model has the following contents:

the utility model aims at the defect of prior art, provide a stifled pipe, low wearing and tearing pneumatic conveyor are prevented to high rigidity material malleation that can unloading in succession, weigh the accuracy, be difficult for blockking up and operating method.

The utility model discloses a realize through following technical scheme: a high-hardness material positive-pressure anti-blocking and low-abrasion pneumatic conveying device comprises a ton bag opening station, a sending tank, a cache bin, a screening machine, a calcining furnace, a cache hopper, a mixing acceleration chamber, a transfer bin, a coarse material bin, a fine material bin, a mixing machine and a packaging machine, wherein the ton bag opening station is connected with the sending tank, the sending tank is connected with the cache bin through a positive-pressure pipeline, the cache bin is connected with the screening machine through a rotary ventilation valve, the screening machine is connected with the calcining furnace, the calcining furnace is connected with the cache hopper, the cache hopper is connected with the mixing acceleration chamber through a rotary air locking valve, the mixing acceleration chamber is connected with the transfer bin, the transfer bin is respectively connected with the coarse material bin and the fine material bin through a screw conveyor and a rotary air locking valve, the coarse material bin and the fine material bin are respectively connected with the mixing machine through a screw conveyor and a rotary air locking, the mixing machine is connected with a packaging machine.

In order to facilitate the supply of pressure to the positive pressure conduit, the positive pressure conduit is connected to an air compression device.

In order to prevent the abrasion of high-hardness materials to equipment, the mode of lining ceramics is adopted at the friction part of the pipe fitting, so that the equipment is prevented from being worn prematurely; meanwhile, the whole-course conveying of the materials is carried out in a low-speed mode, and the surfaces of related equipment are prevented from being abraded by the materials, so that the materials become thin and the equipment is abraded.

In order to avoid the blockage of the positive pressure pipeline, a plurality of automatic air inlet valves and pressure detectors are uniformly distributed on the positive pressure pipeline.

In order to collect dust, a bin top dust remover is arranged on the cache storage bin.

In order to filter the calcined high-hardness material, a separation and filtration integrated machine is arranged on the transfer bin.

In order to carry out the thickness screening to the high rigidity material, the follow-up mixture of being convenient for to the particle diameter of accurate control certified products, the buffer memory is fought including coarse fodder buffer memory fill and fine material buffer memory fill, the transfer feed bin includes coarse fodder transfer feed bin and fine material transfer feed bin, coarse fodder buffer memory fill is connected with coarse fodder transfer feed bin, fine material buffer memory fill is connected with fine material transfer feed bin.

In order to retrieve and reuse the defective work, the utility model discloses still including defective work recovery storehouse, defective work feed bin, defective work transfer feed bin, the defective work recovery storehouse is connected with mixing machine, defective work transfer feed bin respectively, the defective work transfer feed bin is connected with the defective work feed bin, the defective work feed bin passes through screw conveyer, gyration airlock valve and mixes the machine connection.

The utility model also provides an above-mentioned stifled pipe, low wearing and tearing pneumatic conveyor's operating method is prevented to high rigidity material malleation, including following step:

(1) high-hardness materials in the ton bag opening station are sent into a sending tank after bag opening dust is collected;

(2) sending the high-hardness material in the sending tank into a cache bin for caching through a positive pressure pipeline;

(3) screening the high-hardness materials in the cache bin by a screening machine, and then feeding the materials into a calcining furnace for calcining;

(4) the calcined high-hardness materials are divided into coarse materials and fine materials which are respectively sent into a buffer hopper for buffer storage, and the coarse materials and the fine materials in the buffer hopper are respectively sent into a coarse material bin and a fine material bin through a transfer bin;

(5) weighing the high-hardness materials in the coarse material bin, the fine material bin and the unqualified product bin, and then feeding the weighed high-hardness materials into a mixer for mixing;

(6) and (4) sending the mixed qualified products into a packaging machine, and sending the unqualified products back to a transit bunker for recycling through an unqualified product recycling bin.

The utility model has the advantages that: the working method of the positive-pressure anti-blocking and low-abrasion pneumatic conveying device for the high-hardness materials is specially designed for the high-hardness materials, the high-hardness materials are subjected to operations such as screening, calcining and mixing in a fully closed state, continuous discharging is guaranteed, discharging accuracy is high, unqualified products can be automatically recycled, and therefore the production requirement of special materials is met.

Description of the drawings:

fig. 1 is the structure schematic diagram of the positive pressure anti-blocking pipe and low abrasion pneumatic conveying device for high hardness materials of the utility model.

The specific implementation mode is as follows:

the following detailed description of the preferred embodiments of the present invention will be provided in conjunction with the accompanying drawings, so that the advantages and features of the present invention can be more easily understood by those skilled in the art, and the protection scope of the present invention can be clearly and clearly defined.

As shown in fig. 1, the high-hardness material positive-pressure anti-blocking and low-abrasion pneumatic conveying device comprises a ton bag opening station 1, a sending tank 2, a cache bin 7, a screening machine 8, a calcining furnace 9, a cache hopper 10, a mixing acceleration chamber 20, a transfer bin 11, a coarse material bin 13, a fine material bin 14, a defective product bin 15, a defective product recovery bin 21, a mixing machine 18 and a packing machine 19, wherein the ton bag opening station 1 is connected with the sending tank 2, the sending tank 2 is connected with the cache bin 7 through a positive-pressure pipeline 4, the positive-pressure pipeline 4 is connected with an air compression device 3, a plurality of automatic air inlet valves 5 and pressure detectors 6 are uniformly distributed on the positive-pressure pipeline 4, the cache bin 7 is 4 in sets and is respectively connected with the screening machine 8 through a rotary air exchange valve, a bin top dust remover is arranged on the cache bin 7, each screening machine 8 is respectively connected with a calcining furnace 9, and the calcining furnace 9, the buffer hopper 10 comprises a coarse material buffer hopper and a fine material buffer hopper, the buffer hopper 10 is connected with a mixing acceleration chamber 20 through a rotary air lock valve, the mixing acceleration chamber 20 is connected with a transfer bin 11, a separation and filtration integrated machine 12 is arranged on the transfer bin 11, the transfer bin 11 comprises a coarse material transfer bin, a fine material transfer bin and an unqualified product transfer bin, the coarse material buffer hopper is connected with the coarse material transfer bin, the fine material buffer hopper is connected with the fine material transfer bin, the transfer bins are respectively connected with the coarse material bin 13 and the fine material bin 14 through a screw conveyor and a rotary air lock valve, the coarse material bin 13 and the fine material bin 14 are respectively connected with a mixer 18 through a screw conveyor 16 and a rotary air lock valve 17, the mixer 18 is connected with a packing machine 19, the unqualified product recovery bin 21 is respectively connected with the mixer 18 and the unqualified product transfer bin, the unqualified product transfer bin is connected with the unqualified product bin 15, the unqualified product bin 15 is connected with a mixer 18 through a screw conveyer 16 and a rotary air-lock valve 17.

The working principle of the utility model is as follows:

during processing, high-hardness materials in the ton bag opening station 1 are conveyed into the sending tank 2 after bag opening and unpacking, are conveyed to the 4 cache bins 7 through the sending tank 2 in a positive pressure dense-phase mode, generated dust is collected by a bin top dust remover, and is conveyed to the corresponding cache bins 7 through switching of the three-way reversing valve. Sending jar 2 has automatic mediation control system, the pressurization of admitting air of A department, the fluidization of admitting air of B department, the C department is admitted air and is swept, the pressurization of admitting air of D department malleation pipeline 4, malleation pipeline 4 sets up a pressure measurement appearance 6 every 24 meters, check point material when pressure measurement appearance 6 can't be detected and jar internal pressure be greater than more than 0.2KG, then can judge that the putty has taken place, B department begins to admit air this moment, if admit air after the fluidization ineffective then C department admit air and sweep, it is not effective yet, then D1 department pressurizes, no effect, D1 department closes, D2 opens, analogize in proper order, dredge and resume normal transport until Dn department. The high-hardness materials in the buffer storage bin 7 are screened by a screening machine 8 and then are sent into a calcining furnace 9 for calcining, coarse materials coming out of a cyclone after calcining and fine materials coming out of a dust remover are respectively buffered by a buffer storage hopper 10 and are conveyed to the coarse material bin and the fine material bin through negative pressure, the high-hardness materials in the coarse material bin, the fine material bin and an unqualified product bin are weighed and then sent into a mixing machine 18 for mixing, the qualified products after mixing are sent into a packing machine 19, and the unqualified products are sent back to a transfer bin through an unqualified product recovery bin 21 for recycling.

In addition, in the description of the embodiments of the present invention, unless otherwise explicitly specified or limited, the terms "mounted," "connected," "disposed," "provided," and the like are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Finally, it should be noted that: the above embodiments are only specific embodiments of the present invention, and are not intended to limit the technical solution of the present invention, and the protection scope of the present invention is not limited thereto, although the present invention is described in detail with reference to the foregoing embodiments, those skilled in the art should understand that: those skilled in the art can still modify or easily conceive of changes in the technical solutions described in the foregoing embodiments or make equivalent substitutions for some technical features within the technical scope of the present disclosure; such modifications, changes or substitutions do not substantially depart from the spirit and scope of the embodiments of the present invention, and are intended to be included within the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims

1. The utility model provides a stifled pipe, low wearing and tearing pneumatic conveyor are prevented to high rigidity material malleation which characterized in that: the system comprises a ton bag opening station, a sending tank, a buffer storage bin, a screening machine, a calcining furnace, a buffer hopper, a mixing acceleration chamber, a transfer bin, a coarse material bin, a fine material bin, a mixing machine and a packaging machine, wherein the ton bag opening station is connected with the sending tank, the sending tank is connected with the buffer storage bin through a positive pressure pipeline, the buffer storage bin is connected with the screening machine through a rotary ventilation valve, the screening machine is connected with the calcining furnace, the calcining furnace is connected with the buffer hopper, the buffer storage bin is connected with the mixing acceleration chamber through a rotary air locking valve, the mixing acceleration chamber is connected with the transfer bin, the transfer bin is connected with the coarse material bin and the fine material bin through a spiral conveyor and a rotary air locking valve respectively, the coarse material bin and the fine material bin are connected with the mixing machine through a spiral conveyor and a rotary air locking valve respectively, and.

2. The positive-pressure anti-blocking low-wear pneumatic conveying device for the high-hardness materials according to claim 1, which is characterized in that: the positive pressure pipeline is connected with an air compression device.

3. The positive-pressure anti-blocking low-wear pneumatic conveying device for the high-hardness materials according to claim 1, which is characterized in that: a plurality of automatic air inlet valves and pressure detectors are uniformly distributed on the positive pressure pipeline.

4. The positive-pressure anti-blocking low-wear pneumatic conveying device for the high-hardness materials according to claim 1, which is characterized in that: and a bin top dust remover is arranged on the cache bin.

5. The positive-pressure anti-blocking low-wear pneumatic conveying device for the high-hardness materials according to claim 1, which is characterized in that: and the transfer material bin is provided with a separation and filtration integrated machine.

6. The positive-pressure anti-blocking low-wear pneumatic conveying device for the high-hardness materials according to claim 1, which is characterized in that: the buffer memory is fought including coarse fodder buffer memory fill and fine material buffer memory fill, the transfer feed bin includes coarse fodder transfer feed bin and fine material transfer feed bin, coarse fodder buffer memory is fought and is connected with coarse fodder transfer feed bin, fine material buffer memory is fought and is connected with fine material transfer feed bin.

7. The positive-pressure anti-blocking low-wear pneumatic conveying device for the high-hardness materials according to claim 6, characterized in that: still include nonconforming article recovery storehouse, nonconforming article feed bin, nonconforming article transfer feed bin, nonconforming article recovery storehouse is connected with mixing machine, nonconforming article transfer feed bin respectively, the nonconforming article transfer feed bin is connected with the nonconforming article feed bin, the nonconforming article feed bin passes through screw conveyer, gyration airlock valve and is connected with mixing the machine.