CN219278931U

CN219278931U - Dustless material feeding system

Info

Publication number: CN219278931U
Application number: CN202320937469.2U
Authority: CN
Inventors: 张炜; 刘瑾; 秦波; 王泽洋
Original assignee: Zibo Heda Polymer Material Co ltd
Current assignee: Zibo Heda Polymer Material Co ltd
Priority date: 2023-04-24
Filing date: 2023-04-24
Publication date: 2023-06-30
Anticipated expiration: 2033-04-24

Abstract

The utility model discloses a dust-free feeding system, which belongs to the technical field of dust treatment and comprises a dust collector, a hopper, an extraction chamber, a rotary discharger, an ejector and a fan, wherein an air outlet of the fan is in through connection with a conveying pipe, the ejector is connected in series on the conveying pipe, an outlet at the lower end of the hopper is in through connection with the extraction chamber through a pipeline, an outlet at the lower end of the extraction chamber is connected with the rotary discharger through a pipeline, an outlet of the rotary discharger is connected with an inlet of the ejector through a pipeline, and a first dust suction pipe is connected between the dust collector and the hopper. The dust collector is communicated with the extraction chamber through a second dust collection pipe. The utility model realizes that no dust overflows when the dust-shaped material is manually fed, and solves the potential safety hazard that dust explosion cloud is easily formed by dust diffusion.

Description

Dustless material feeding system

Technical Field

The utility model belongs to the technical field of dust treatment, and particularly relates to a dust-free feeding system.

Background

When the manual feeding station is used for feeding cellulose ether, the existing dust removing facilities of the feeding station cannot completely absorb excessive dust due to small density and easy lifting of the cellulose ether, so that on-site dust is large, dust explosion cloud is easy to generate, potential safety hazards exist, excessive dust cannot be reused, and cost is wasted.

Disclosure of Invention

The utility model aims to solve the technical problems that: the utility model overcomes the defects of the prior art and provides a dust-free feeding system, which realizes that dust-like materials are free from dust overflow when being fed manually, and solves the potential safety hazard that dust explosion cloud is easy to form due to dust diffusion.

The utility model solves the problems that the technical proposal adopted is as follows:

the utility model provides a dustless feeding system, includes dust collector, hopper, aspiration chamber, gyration tripper, sprayer and fan, and the air exit through connection of fan has the conveying pipeline, and the sprayer is established ties on the conveying pipeline, and the hopper lower extreme export is through pipeline and aspiration chamber through connection, and aspiration chamber lower extreme export is connected with gyration tripper through the pipeline, and gyration tripper export is connected with the sprayer entry through the pipeline, is connected with first dust absorption pipe between dust collector and the hopper. The dust collector is communicated with the extraction chamber through a second dust collection pipe.

Preferably, the discharge port of the dust collector is communicated with the hopper or the pumping chamber or a pipeline between the hopper and the pumping chamber through a feed back pipe.

Preferably, a valve is connected in series on the feed back pipe.

Preferably, the dust collector comprises a shell, a discharge hole is formed in the bottom of the shell, an inlet and an air outlet are formed in the side wall of the shell, the inlet is located below the air outlet, and the first dust suction pipe and the second dust suction pipe are all in through connection with the inlet.

Preferably, the shell body is cylindrical, the lower end of the shell body is funnel-shaped, the discharge opening is positioned at the lowest part of the funnel shape, and the inlet and the air outlet are positioned in the cylindrical area.

Preferably, a plurality of baffle plates are arranged in the shell at intervals vertically, and the baffle plates are arranged opposite to the inlet.

The top surface of the striker plate is higher than the inlet, and the bottom surface is positioned below the inlet.

Preferably, the top of the plurality of baffle plates are the same in height, the bottom of the baffle plate is gradually lowered, and the bottom surface of the baffle plate farthest from the inlet is lowest.

Preferably, a plurality of horizontal separation devices are arranged above the striker plate at intervals, and the air outlet is positioned above the horizontal separation devices.

Preferably, the horizontal separation device comprises a circular plate.

The diameter of the circular plate is the same as the inner diameter of the shell, a through hole is formed in the middle of the circular plate, a vertical pipe is fixed in the through hole, an umbrella-shaped ceiling is arranged at the top of the vertical pipe, and a supporting rod is fixed between the bottom surface of the umbrella-shaped ceiling and the top surface of the vertical pipe.

The circular plate is concavely provided with a plurality of grooves, the upper ends and the lower ends of the grooves are all arranged in an open mode, a bottom plate is arranged at the bottom of each groove in a covering mode, the end portion of the bottom plate is hinged to the bottom surface of each groove, and a torsion spring is sleeved at the hinge shaft.

Preferably, the air outlet is spaced from the top surface of the housing.

Compared with the prior art, the utility model has the beneficial effects that: dust collection pipes are arranged on the hopper and the extraction chamber, so that dust can be effectively absorbed, and meanwhile, dust precipitated in the dust collector is discharged into the feeding system from the feed back pipe under the action of gravity, so that dust recycling is realized.

Drawings

The utility model will be further described with reference to the drawings and examples.

Figure 1 is a diagram of a dust-free feeding system according to the utility model,

figure 2 is a diagram of a dust abatement system of the prior art,

figure 3 is a cross-sectional view of a dust collector in a dust-free feed system of the present utility model,

figure 4 is a front view of figure 3,

figure 5 is a view of the horizontal separating device in the dust collector of the dust-free feeding system according to the present utility model.

In the figure, a 01-dust collector, a 02-hopper, a 03-first dust collection pipe, a 04-extraction chamber, a 05-rotary discharger, a 06-ejector, a 07-fan, a 08-conveying pipe, a 09-fine powder airflow mixing bin, a 010-second dust collection pipe, a 011-return pipe and a 012-valve are arranged;

1-shell, 2-striker plate, 3-horizontal separation device, 301-circular plate, 302-vertical pipe, 303-umbrella-shaped ceiling, 304-supporting rod, 305-groove, 306-bottom plate, 4-inlet, 5-air outlet and 6-discharge opening.

Detailed Description

Certain terms are used throughout the description and claims to refer to particular components. Those of skill in the art will appreciate that a hardware manufacturer may refer to the same component by different names. The description and claims do not take the form of an element differentiated by name, but rather by functionality. As used throughout the specification and claims, the word "comprise" is an open-ended term, and thus should be interpreted to mean "include, but not limited to. By "substantially" is meant that within an acceptable error range, a person skilled in the art is able to solve the technical problem within a certain error range, substantially achieving the technical effect.

In the description of the present utility model, it should be understood that the directions or positional relationships indicated by the terms "upper", "lower", "front", "rear", "left", "right", "horizontal", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," 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; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

The drawings are preferred embodiments of the dust-free feeding system, and the utility model is further described in detail below with reference to the drawings.

The utility model provides a dust-free feeding system in the prior art, which is shown by the attached drawing 2, including dust collector 01, hopper 02, extraction chamber 04, gyration tripper 05, sprayer 06 and fan 07, the air exit through connection of fan 07 has conveying pipeline 08, sprayer 06 establishes ties on conveying pipeline 08, hopper 02 lower extreme export is through pipeline and extraction chamber 04 through connection, extraction chamber 04 lower extreme export is through pipeline and gyration tripper 05 connection, gyration tripper 05 export is through pipeline and sprayer 06 entry connection, be connected with first dust absorption pipe 03 between dust collector 01 and the hopper 02, conveying pipeline 08 end and fine powder material air current mixing storehouse 09 through connection.

In the dust-free feeding system, when a hopper 02 is fed, a dust collector 01 provides negative pressure for a first dust suction pipe 03, an inlet of the first dust suction pipe 03 is arranged at a feeding position of the hopper 02, dust generated during feeding is sucked into the dust collector 01, and then the dust is filtered and precipitated in the dust collector 01.

However, since the whole feeding system does not generate dust in one position of the hopper 02, a certain amount of dust is generated in the extraction chamber 04, dust removal is not complete when only the hopper 02 is removed, and the potential safety hazard of dust explosion cloud is easily generated because site dust is large in the workshop. Meanwhile, the dust collected in the dust collector 01 can not be directly reused, and if the dust collector 01 needs to be reused, the collected dust needs to be taken out after the dust collector 01 is opened, which is troublesome.

In order to solve the above problem, in this embodiment, a second dust suction pipe 010 and a return pipe 011 are added, and the dust collector 01 is connected through the second dust suction pipe 010 and the suction chamber 04. The discharge port 6 of the dust collector 01 is communicated with the hopper 02 or the pumping chamber 04 or a pipeline between the hopper 02 and the pumping chamber 04 through a return pipe 011.

Thus, dust collection operation on the hopper 02 and the extraction chamber 04 can be completed, potential safety hazards of dust explosion cloud generated in workshops are eliminated, and raw materials collected in the dust collector 01 can be timely recycled through the material return pipe 011.

The feedback pipe 011 is connected with a valve 012 in series, and the valve 012 is manual or electric, and adopts the prior art. The blanking speed can be adjusted by adjusting the opening of the valve 012, so as to balance the air inlet and the discharging.

In this embodiment, in order to optimize the aggregate effect, the dust collector 01 includes a housing 1, the body of the housing 1 is cylindrical, the lower end is funnel-shaped,

the bottom of the shell 1 is provided with a discharge opening 6, the side wall of the shell 1 is provided with an inlet 4 and an air outlet 5, the inlet 4 is positioned below the air outlet 5, and the first dust suction pipe 03 and the second dust suction pipe 010 are all in through connection with the inlet 4.

The discharge opening 6 is located at the lowest funnel-shaped part of the housing 1, and the inlet 4 and the air outlet 5 are located in the cylindrical region of the housing 1.

The inside striker plate 2 that is equipped with a plurality of perpendicular interval arrangement of casing 1, striker plate 2 and import 4 relative arrangement, striker plate 2 both ends respectively with casing 1 inner wall butt, fixed connection, the top surface of striker plate 2 is higher than import 4, the bottom surface is located import 4 below. The top of the plurality of striker plates 2 is the same in height, the bottom of the striker plate 2 is gradually lowered, and the bottom surface of the striker plate 2 farthest from the inlet 4 is lowest.

The plurality of baffles 2 form an inertial dust collector, and the air with dust flowing in from the inlet 4 hits the first baffle 2 to be split, and at the same time, a part of dust falls under the action of gravity. The downward diversion air is impacted on the second striker plate 2, and is split again, and meanwhile, part of dust falls under the action of gravity, and the rear striker plates 2 act sequentially, so that the separation of dust and air is realized.

In order to further optimize the dust separation effect, a plurality of horizontal separation devices 3 are arranged above the baffle plate 2 at intervals, and an air outlet 5 is positioned above the horizontal separation devices 3.

The horizontal separation device 3 comprises a circular plate 301, wherein the diameter of the circular plate 301 is the same as the inner diameter of the shell 1, and the circular plate 301 is fixedly connected with the inner wall of the shell 1. A through hole is arranged in the middle of the circular plate 301, a vertical pipe 302 is fixed in the through hole, the bottom of the vertical pipe 302 is flush with the bottom surface of the circular plate 301, and the top of the vertical pipe is higher than the top surface of the circular plate 301.

An umbrella-shaped ceiling 303 is arranged at the top of the vertical pipe 302, a supporting rod 304 is fixed between the bottom surface of the umbrella-shaped ceiling 303 and the top surface of the vertical pipe 302, the outer diameter of the umbrella-shaped ceiling 303 is larger than that of the vertical pipe 302, and air flows are supplied to gaps between two adjacent supporting rods 304.

The circular plate 301 is concavely provided with a plurality of grooves 305, the upper end and the lower end of the grooves 305 are all open, the bottom cover of the grooves 305 is provided with a bottom plate 306, the end part of the bottom plate 306 is hinged with the bottom surface of the grooves 305, the hinge shaft is sleeved with a torsion spring, the two ends of the torsion spring are respectively fixedly connected with the bottom plate 306 and the grooves 305, and under the action of the torsion spring, the bottom plate 306 is in a horizontal state to block the through holes at the bottom of the grooves 305.

The air flow first hits the bottom surface of the circular plate 301, then flows out from the vertical pipe 302, hits the bottom surface of the umbrella-shaped ceiling 303, is guided downward by the umbrella-shaped ceiling 303, hits the top surface of the circular plate 301, and then moves upward to hit the upper horizontal separation device 3. Thus, dust is separated from the airflow under the action of gravity after multiple impacts.

Dust is blown into the groove 305 by wind, when the dust is gathered to a certain amount, the bottom plate 306 is reversed against the torsion of the torsion spring under the action of gravity, and the lower part of the groove 305 is opened, so that the dust gathered in the groove 305 falls.

In this embodiment, an air filter element is disposed outside the air outlet 5, and an induced draft fan is disposed at the air outlet 5 or the air inlet 4.

Meanwhile, in order to increase the separation effect again, under the condition that an induced draft fan is arranged at the inlet 4, the air outlet 5 and the top surface of the shell 1 are arranged at intervals, so that before the air flows out of the shell 1, the air can be discharged from the air outlet 5 after impacting the top surface of the inner cavity of the shell 1.

The embodiments of the present utility model have been described in detail with reference to the drawings, but the present utility model is not limited to the above embodiments, and various changes can be made within the knowledge of one of ordinary skill in the art without departing from the spirit of the present utility model.

Claims

1. The dust-free feeding system comprises a dust collector (01), a hopper (02), an extraction chamber (04), a rotary discharger (05), an ejector (06) and a fan (07), wherein an air outlet of the fan (07) is in through connection with a conveying pipe (08), the ejector (06) is connected on the conveying pipe (08) in series, an outlet at the lower end of the hopper (02) is in through connection with the extraction chamber (04) through a pipeline, an outlet at the lower end of the extraction chamber (04) is connected with the rotary discharger (05) through a pipeline, an outlet of the rotary discharger (05) is connected with an inlet of the ejector (06) through a pipeline, a first dust suction pipe (03) is connected between the dust collector (01) and the hopper (02),

the method is characterized in that:

the dust collector (01) is communicated with the extraction chamber (04) through a second dust collection pipe (010).

2. A dust free charging system according to claim 1, wherein:

the discharge port (6) of the dust collector (01) is communicated with the hopper (02) or the pumping chamber (04) through a return pipe (011) or a pipeline between the hopper (02) and the pumping chamber (04).

3. A dust free charging system according to claim 2, characterized in that:

the feed back pipe (011) is connected with a valve (012) in series.

4. A dust free charging system according to claim 3, wherein:

the dust collector (01) comprises a shell (1),

the bottom of the shell (1) is provided with a discharge opening (6), the side wall of the shell (1) is provided with an inlet (4) and an air outlet (5), the inlet (4) is positioned below the air outlet (5), and the first dust collection pipe (03) and the second dust collection pipe (010) are all in through connection with the inlet (4).

5. A dust free charging system according to claim 4, wherein:

the shell (1) body is cylindric, and the lower extreme is the funnel form, and bin outlet (6) are located the infinitesimal of funnel form, and import (4) and air outlet (5) are located cylindric region.

6. A dust free charging system according to claim 5, wherein:

a plurality of baffle plates (2) which are vertically arranged at intervals are arranged in the shell (1), the baffle plates (2) are arranged opposite to the inlet (4),

the top surface of the striker plate (2) is higher than the inlet (4), and the bottom surface is positioned below the inlet (4).

7. A dust free charging system according to claim 6, wherein:

the tops of the baffle plates (2) are the same in height, the bottoms of the baffle plates (2) are gradually lowered, and the bottom surface of the baffle plate (2) farthest from the inlet (4) is the lowest.

8. A dust free charging system according to claim 7, wherein:

a plurality of horizontal separating devices (3) are arranged above the striker plate (2) at intervals, and an air outlet (5) is positioned above the horizontal separating devices (3).

9. A dust free charging system according to claim 8, wherein:

the horizontal separation device (3) comprises a circular plate (301),

the diameter of the circular plate (301) is the same as the inner diameter of the shell (1), a through hole is arranged in the middle of the circular plate (301), a vertical pipe (302) is fixed in the through hole, an umbrella-shaped ceiling (303) is arranged at the top of the vertical pipe (302), a supporting rod (304) is fixed between the bottom surface of the umbrella-shaped ceiling (303) and the top surface of the vertical pipe (302),

the circular plate (301) is concavely provided with a plurality of grooves (305), the upper end and the lower end of each groove (305) are respectively arranged in an open mode, a bottom plate (306) is arranged on the bottom cover of each groove (305), the end portion of each bottom plate (306) is hinged to the bottom surface of each groove (305), and a torsion spring is sleeved at the hinging shaft.

10. A dust free charging system according to claim 9, wherein:

the air outlet (5) is arranged at intervals with the top surface of the shell (1).