CN210709653U

CN210709653U - Double-bucket negative pressure continuous powdering powder conveying system

Info

Publication number: CN210709653U
Application number: CN201920787593.9U
Authority: CN
Inventors: 徐循煊
Original assignee: Suzhou Jiahong Machinery Co ltd
Current assignee: Suzhou Jiahong Machinery Co ltd
Priority date: 2019-05-29
Filing date: 2019-05-29
Publication date: 2020-06-09
Anticipated expiration: 2029-05-29

Abstract

The utility model discloses a two fill negative pressure powder conveying system in succession, including vacuum pump, vacuum gas holder, vacuum valve, evacuation pipe, powder feeder, blowing control valve, vacuum powder conveying pipe, throw the feed bin, the powder feeder is equipped with the gas outlet, and the powder feeder includes A hopper and B hopper, and A hopper and B hopper are including the filter equipment who locates the first cavity on upper portion, the powder hopper of lower part and interval first cavity and powder hopper, and the gas outlet of first cavity, powder feeder, vacuum valve, vacuum gas holder, vacuum pump connection form negative pressure bleed passage, the powder hopper, throw the feed bin and be connected and form the powder conveying passageway negative pressure bleed passage and powder conveying passage separate through filter equipment, and A hopper and B hopper can be uninterrupted in turn material loading, unloading each other. The utility model adopts the double-bucket vacuum negative pressure powdering, which can greatly reduce the manual investment of enterprises; the two hoppers supply powder continuously and alternately, so that the productivity is greatly improved, and the energy is saved; the powder can reach 6 to 12 tons per hour, and the powder conveying efficiency is high.

Description

Double-bucket negative pressure continuous powdering powder conveying system

Technical Field

The utility model relates to a powder conveying system specifically relates to a powder conveying system is gone up in succession to two fill negative pressures.

Background

The prior art mainly depends on manpower, a single hopper and a movable powder container to reach a designated position for powder conveying, and has the following defects and shortcomings: 1. the enterprise needs a great amount of labor, and the cost is high; 2. the labor speed is low, and the production capacity is low; 3. the powder is indirectly polluted by manual powder filling and manual movement, so that the food product sanitation is easy to not reach the standard; 4. the single bucket powdering productivity is low.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a two fill negative pressure powder conveying system in succession to it is high, low, the unable problem of guaranteeing of product guardian quality of production efficiency with high costs of labor, is proposed in the solution background art and is not enough.

The purpose and the efficacy of the utility model are achieved by the following specific technical proposal:

the utility model provides a two fill negative pressure powder conveying system, includes vacuum pump, vacuum gas holder, vacuum valve, evacuation pipe, goes up whitewashed ware, blowing control valve, vacuum powder conveying pipe, throws the feed bin, and the discharge gate of throwing the feed bin is connected through vacuum powder conveying pipe with the feed inlet of going up whitewashed ware, and it is equipped with the gas outlet to go up whitewashed ware, gas outlet, vacuum valve, vacuum gas holder, vacuum pump loop through the evacuation pipe and are connected its characterized in that: the powder feeding device comprises a hopper A and a hopper B, wherein the hopper A and the hopper B comprise a first cavity arranged at the upper part, a powder hopper arranged at the lower part and a filtering device for separating the first cavity from the powder hopper, the gas outlet, a vacuum valve, a vacuum gas storage tank and a vacuum pump of the powder feeding device are connected to form a negative pressure gas extraction channel, the powder hopper and the feeding bin are connected to form a powder conveying channel, the negative pressure gas extraction channel and the powder conveying channel are separated through the filtering device, and the hopper A and the hopper B can be alternately fed and discharged without interruption. The double-bucket vacuum negative pressure powdering can greatly reduce the manual investment of enterprises; the two hoppers supply powder continuously and alternately, so that the productivity is greatly improved, and the energy is saved; the powder can reach 6 to 12 tons per hour, and the powder conveying efficiency is high.

Furthermore, the filtering device comprises a baffle plate and a plurality of filtering cloth bags, the powder hoppers of the hopper A and the hopper B are respectively provided with a first feed inlet and a second feed inlet, the powder feeder also comprises a top cover and a support, the gas outlet is arranged in the middle of the top cover, the lower side of the top cover is connected with the upper side of the support, the lower side of the support is connected with the hopper A and the hopper B which are vertically arranged, the vacuumizing pipe penetrates through the gas outlet and is connected with one through port of the three-way valve, the other two through ports are respectively connected with the two first cavities through pipelines, the hopper A and the hopper B are divided into an upper part and a lower part through the horizontally arranged baffle plate, the upper part is divided into a first cavity, the lower part is divided into the powder hopper, the filtering cloth bags are vertically arranged, the upper side is connected with the baffle plate, a cavity is formed, and the first feeding control valve and the second feeding control valve which are arranged on the vacuum powder conveying pipe are used for respectively controlling the feeding of the hopper A and the hopper B, and the lower sides of the hopper A and the hopper B are respectively provided with a discharging control valve for controlling the discharging of the hopper A and the hopper B. The filter cloth bag is made of non-woven fabrics and cotton threads in a sewing mode, powder can be well separated, a cavity is formed in the middle of the filter cloth bags and communicated with the first cavity, the filter cloth bag further improves the filter contact area and improves efficiency under the condition that the size of equipment is not increased.

Furthermore, a vacuum filter is also arranged and is connected with the vacuum valve and the vacuum air storage tank through a vacuum-pumping pipe. Can filter impurities in the air, improve the sanitary quality of products and prolong the service life of equipment.

Furthermore, the vacuum powder conveying pipe adopts an SUS304 pipe with the diameter of 101.6mm, and a large-arc elbow is adopted at the turning position. Powder direct contact's part is the smooth sanitary-grade SUS304 material of inner wall, and every section 3 meters of pipeline longest, SUS304 clamp connection, it is convenient to wash.

Furthermore, the discharging control valve is a pneumatic butterfly valve.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1, the present invention provides a technical solution:

a double-bucket negative pressure powder conveying system comprises a vacuum pump 1, a vacuum air storage tank 2, a vacuum filter 3, a vacuum valve 4, a vacuumizing pipe 5, a powder feeding device 6, a discharging control valve 7, a vacuum powder conveying pipe 8, a feeding bin 9 and a powder bin 10.

The discharge port of the feeding bin 9 is connected with the feed port of the powder feeder 6 through a vacuum powder conveying pipe 8, the powder feeder 6 comprises a top cover 601, a support 602, a hopper 603 and a hopper 604, a baffle 605, a plurality of filter bags 606, a first feed port 607 and a second feed port 608, the gas outlet connected with the vacuum tube 5 is arranged in the middle of the top cover 601, the lower side of the top cover 601 is connected with the upper side of the support 602, the lower side of the support 602 is connected with the hopper 603 and the hopper 604 which are vertically arranged, the support 602 is in a hollow circular truncated cone shape, the vacuum tube 5 penetrates through the suction port and is connected with a through port of a three-way valve (not shown in the figure), the other two through ports are respectively connected with the upper sides of the hopper 603 and the hopper 604 through pipelines, the hopper 603 and the hopper 604 are divided into an upper part and a lower part through the baffle 605 which is horizontally arranged, the upper part, The plurality of filter cloth bags 606 are vertically arranged, the upper sides of the filter cloth bags are connected with the baffle 605, a cavity 6061 is formed in the middle of each filter cloth bag 606 and communicated with the first cavity 6031, the vacuum powder conveying pipe 8 is communicated with a first feeding hole 6033 of the powder hopper 6032 of the hopper 603A and a second feeding hole 6041 of the powder hopper 6032 of the hopper 604B, and the feeding of the hopper 603A and the hopper 604B is respectively controlled through a first feeding control valve and a second feeding control valve which are arranged on the vacuum powder conveying pipe 8. The discharging control valves 7 are pneumatic butterfly valves, the number of the discharging control valves is two, the discharging control valves are respectively arranged below the hopper A603 and the hopper B604, and the hopper A603 and the hopper B604 are controlled to discharge materials into the powder bin 10.

The gas outlet of the top cover 601, the vacuum valve 4, the vacuum filter 3, the vacuum gas storage tank 2 and the vacuum pump 1 are connected through the vacuumizing pipe 5 in sequence, and the three cylinder valves, the vacuum valve 4, the first feeding control valve, the second feeding control valve and the discharging control valve 7 of the three-way valve are all connected with the PCL system.

The utility model discloses a theory of operation: after the whole system is assembled and connected, the vacuum pump 1 is started to generate negative pressure, the vacuum gas storage tank 2 increases the negative pressure, the powder feeder 6 is controlled through the vacuum valve 4 to form the negative pressure, so that powder which is placed in the feeding bin 9 in advance is sucked into the powder feeder 6 through the powder conveying pipe 8, and after the powder in the powder feeder 6 reaches a certain amount, the powder is discharged to a designated position through a pneumatic butterfly valve, and the powder is supplied to the filling machine in the next flow.

In this system, the vacuum pump 1 continues to pressurize the vacuum air tank 2, and when the pressure in the vacuum air tank 2 reaches a specified amount, the vacuum valve 4 is opened.

The vacuum filter 3 filters out impurities in the air.

The vacuum powder conveying pipe 8 adopts an SUS304 pipe with the diameter of 101.6mm, and a large-radian elbow is adopted at the turning part, so that the powder conveying speed and the powder flowing smoothness are ensured.

The powder feeder 6 sucks the materials pre-placed in the feeding bin 9 into the vacuum powder feeder through the vacuum powder conveying pipe 8 due to the negative pressure effect of the vacuum pipe 5, when the powder amount in the powder feeder of the hopper 603A reaches a preset position, the discharging control valve A is opened, the powder is discharged into the powder bin 10, meanwhile, the second feeding control valve is opened, the hopper 604B starts to suck the powder, and when the powder amount in the powder feeder of the hopper 604B reaches the preset position, the discharging control valve B is opened, and the powder is discharged into the powder bin. In a preset time, the two hoppers alternately feed and discharge without interruption, thereby completing the high-efficiency powder conveying work.

In summary, the following steps: the utility model can greatly reduce the manual investment of enterprises by double-bucket vacuum negative pressure powdering; the two hoppers supply powder continuously and alternately, so that the productivity is greatly improved, and the energy is saved; the powder can reach 6 to 12 tons per hour, and the powder conveying efficiency is high; the whole system is controlled by a PLC and operated by a human-computer interface, the powdering speed is adjustable, and the flexibility is good; the whole system main body part is made of SUS304 material, so that the system is safe and durable; powder direct contact's part is the smooth sanitary-grade SUS304 material of inner wall, and every section 3 meters of pipeline longest, SUS304 clamp connection, it is convenient to wash.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a two fill negative pressure powder conveying system in succession, includes vacuum pump, vacuum gas holder, vacuum valve, evacuation pipe, goes up powder ware, blowing control valve, vacuum powder conveying pipe, throws the feed bin, and the discharge gate of throwing the feed bin is connected through vacuum powder conveying pipe with the feed inlet of last powder ware, and last powder ware is equipped with the gas outlet, vacuum valve, vacuum gas holder, vacuum pump loop through the evacuation pipe and are connected its characterized in that: the powder feeding device comprises a hopper A and a hopper B, wherein the hopper A and the hopper B comprise a first cavity arranged at the upper part, a powder hopper arranged at the lower part and a filtering device for separating the first cavity from the powder hopper, the gas outlet, a vacuum valve, a vacuum gas storage tank and a vacuum pump of the powder feeding device are connected to form a negative pressure gas extraction channel, the powder hopper and the feeding bin are connected to form a powder conveying channel, the negative pressure gas extraction channel and the powder conveying channel are separated through the filtering device, and the hopper A and the hopper B can be alternately fed and discharged without interruption.

2. The double-hopper negative-pressure continuous powdering powder conveying system according to claim 1, wherein: the powder feeding device comprises a baffle, a plurality of filter bags, wherein powder hoppers of a hopper A and a hopper B are respectively provided with a first feed inlet and a second feed inlet, the powder feeding device further comprises a top cover and a support, a gas outlet is arranged in the middle of the top cover, the upper side of the top cover is connected with the upper side of the support, the lower side of the support is connected with the hopper A and the hopper B which are vertically arranged, the vacuum pumping pipe penetrates through the gas outlet and is connected with one opening of a three-way valve, the other two openings are respectively connected with two first cavities through pipelines, the hopper A and the hopper B are divided into an upper part and a lower part through horizontally arranged baffles, the upper part is divided into the first cavity, the lower part is divided into the powder hoppers, the filter bags are vertically arranged and are connected with the upper side baffle, a cavity is formed in the middle of each filter bag and is communicated with the first cavity, the vacuum powder conveying pipe is communicated with the first feed inlet and the second feed And feeding control valves are respectively arranged at the lower sides of the hopper A and the hopper B to control the feeding of the hopper A and the hopper B.

3. The double-hopper negative-pressure continuous powdering powder conveying system according to claim 1 or 2, wherein: the vacuum filter is connected with the vacuum valve and the vacuum air storage tank through a vacuum pumping pipe.

4. The double-hopper negative-pressure continuous powdering powder conveying system according to claim 3, wherein: the vacuum powder conveying pipe adopts an SUS304 pipe with the diameter of 101.6mm, and a large-radian elbow is adopted at the turning position.

5. The double-hopper negative-pressure continuous powdering powder conveying system according to claim 3, wherein: the discharging control valve is a pneumatic butterfly valve.