CN217550098U

CN217550098U - Vacuum feeding structure capable of optimizing gas-solid mixture fluid track

Info

Publication number: CN217550098U
Application number: CN202221788171.1U
Authority: CN
Inventors: 贾鑫亮; 闫康; 乔千; 陈金柱
Original assignee: HANDAN HANGUANG OA TONER CO Ltd
Current assignee: HANDAN HANGUANG OA TONER CO Ltd
Priority date: 2022-07-12
Filing date: 2022-07-12
Publication date: 2022-10-11
Anticipated expiration: 2032-07-12

Abstract

The utility model discloses a vacuum feeding structure capable of optimizing the fluid track of a gas-solid mixture, which comprises a tank body, a feeding port and a guide plate; the feed inlet is arranged at the lower section of the tank body and is positioned below the lower end of the filter bag, the position of the tank body, which is provided with the feed inlet, is a revolving body, and the feed inlet is arranged along the tangential direction of the revolving body; the guide plate set up in the jar is internal, the guide plate with the feed inlet interval sets up and can block the feed inlet, the guide plate is at 15-30 with the contained angle of horizontal plane, the upper end of guide plate is close to and is higher than the feed inlet, just the lower extreme of guide plate is kept away from the feed inlet. The filter bag has the characteristics of preventing the filter sheet from impacting the filter bag, prolonging the service life of the filter bag and reducing the failure rate of equipment.

Description

Vacuum feeding structure capable of optimizing gas-solid mixture fluid track

Technical Field

The utility model relates to an powdered ink production facility technical field, concretely relates to can optimize vacuum feeding structure of gas-solid mixture fluid orbit.

Background

Referring to fig. 3 and 4, the vacuum feeding structure of the toner web is as follows: the tank body 1 arranged on the upper layer of the production line is provided with a filter bag mounting plate 3 which divides the vacuum tank into an upper material-free area and a lower material area; the filter bag 4 is positioned in the material containing area, the upper end of the filter bag 4 is connected with the filter bag mounting plate 3, air can penetrate through the pores of the filter bag 4, but a material sheet cannot pass through the pores of the filter bag 4; the top of the tank body 1 (which refers to a stockless area) is connected with a vacuum fan through a pipeline; a feed inlet 5 is arranged on the side of the middle part of the tank body 1 and is connected to a first layer of bin of the production line through a material suction pipe.

The vacuum feeding principle is as follows: after the vacuum fan is started, negative pressure is formed in the vacuum tank, the material sheets in the first layer of material bin are fully mixed with air to form a gas-solid mixture, and the gas-solid mixture is sucked into a material containing area of the vacuum tank; and filtering the material sheet with a filter bag to make only clean air enter the material-free area.

However, the existing structure has the following disadvantages: the feeding port is arranged in the middle of the vacuum tank (the axis of the feeding port is intersected with the axis of the vacuum tank), after the gas-solid mixture enters the material area from the feeding port, the material sheet moves upwards and downwards under the action of top suction force, meanwhile, the material sheet moves transversely under inertia, and the comprehensive moving track (refer to arrow lines in figure 3) of the material sheet is overlapped or crossed with the lower end of the filter bag, so that the material sheet impacts the lower end of the filter bag for a long time, the filter bag is easy to damage, and the equipment failure rate is high.

SUMMERY OF THE UTILITY MODEL

Therefore, the utility model provides a can optimize vacuum feeding structure of gas-solid mixture fluid orbit to solve among the prior art because the feed inlet setting strikes filter bag bottom, the fragile, the high technical problem of equipment fault rate of filter bag of tablet impact that the feed inlet setting leads to at vacuum tank middle part.

In order to achieve the above object, the present invention provides the following technical solutions:

the vacuum feeding structure capable of optimizing the gas-solid mixture fluid track comprises a tank body and a feeding port, wherein the feeding port is arranged at the lower section of the tank body and is positioned below the lower end of a filter bag, the position, provided with the feeding port, of the tank body is a revolving body, and the feeding port is arranged in the tangential direction of the revolving body.

Further, the vacuum feeding structure still includes the guide plate, the guide plate set up in the jar is internal, the guide plate with the feed inlet interval sets up and can block the feed inlet, the guide plate is at 15-30 with the contained angle of horizontal plane, the upper end of guide plate is close to and is higher than the feed inlet, just the lower extreme of guide plate is kept away from the feed inlet.

Further, the axis of revolution of the tank is perpendicular to the horizontal plane.

Further, the lower section of the tank body is in a conical shape with a large upper part and a small lower part, and the upper section of the tank body is in a cylindrical shape.

Further, the tank body is internally provided with a filter bag mounting plate which is positioned in the cylindrical tank body, and the filter bag mounting plate divides the inner space of the tank body into a material-free area at the upper part and a material-containing area at the lower part.

Furthermore, the filter bag mounting panel is equipped with a plurality of evenly distributed holes, and cylindrical jar of internal filter bag that is equivalent to hole quantity that is equipped with, the open-top one-to-one ground of filter bag is connected with the hole.

Further, the vacuum feeding structure still includes the top cap, the uncovered is established at the top of the jar body, top cap detachably sealing fixation in uncovered department.

The utility model has the advantages of as follows:

the feed inlet is arranged at the tangential position of the side surface of the revolving body tank body, so that the gas-solid mixture directly rushing into the tank enters tangentially, and the gas-solid mixture forms a rotating vortex in the tank; under the action of centrifugal force, the motion trail of the material sheet is distributed along the inner wall of the tank body all the time, so that air is separated from the material sheet, the contact between the material sheet and the filter bag is greatly reduced, and the filtering strength of the filter bag is reduced; the guide plate is additionally arranged in the tank, so that the initial speed direction of the vortex of the gas-solid mixture is changed from horizontal to downward, the motion track of the material sheet is further kept away from the filter bag, and the problem that the material sheet rotates along the wall of the tank for a long time along with the fluid to influence the material receiving efficiency is solved.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It should be apparent that the drawings in the following description are merely exemplary, and that other embodiments can be derived from the drawings provided by those of ordinary skill in the art without inventive effort.

The structure, ratio, size and the like shown in the present specification are only used for matching with the content disclosed in the specification, so as to be known and read by people familiar with the technology, and are not used for limiting the limit conditions which can be implemented by the present invention, so that the present invention has no technical essential significance, and any structure modification, ratio relationship change or size adjustment should still fall within the range which can be covered by the technical content disclosed by the present invention without affecting the efficacy and the achievable purpose of the present invention.

Fig. 1 is a front view of a vacuum feeding structure capable of optimizing a gas-solid mixture fluid track according to an embodiment of the present invention;

fig. 2 is a side view of a vacuum feeding structure capable of optimizing a gas-solid mixture fluid trajectory according to an embodiment of the present invention;

FIG. 3 is a front view of a vacuum feeding structure of a toner sheet according to the background art of the present invention;

fig. 4 is a side view of a vacuum charging structure of a toner powder sheet according to the background of the present invention.

In the figure: 1-tank body, 2-top cover, 3-filter bag mounting plate, 4-filter bag, 5-feed inlet, 6-guide plate, 7-air outlet and 8-tablet outlet.

Detailed Description

The present invention is described in terms of specific embodiments, and other advantages and benefits of the present invention will become apparent to those skilled in the art from the following disclosure. 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.

In the present specification, the terms "upper", "lower", "left", "right", "middle", and the like are used for the sake of clarity only, and are not intended to limit the scope of the present invention, and changes or adjustments of the relative relationship thereof are also considered to be the scope of the present invention without substantial changes in the technical content.

As shown in fig. 1 and 2, the present embodiment provides a vacuum feeding structure capable of optimizing a gas-solid mixture fluid trajectory, which includes a tank body 1, a top cover 2, a filter bag mounting plate 3, a filter bag 4, a feeding port 5 and a deflector 6.

The tank body 1 adopts a revolving body tank, the revolving axis of the revolving body tank is vertical to the horizontal plane, the upper section is cylindrical, the lower end is funnel-shaped or conical, the tangential arrangement of the feed inlet 5 is facilitated, the rotating vortex of the gas-solid mixture is formed in the tank, and the vacuum tank bodies (such as common square tank bodies) in other forms are not beneficial to realizing the targets or functions. The top of the tank body 1 is provided with an opening, and the top cover 2 is detachably sealed and fixed at the opening through bolts and gaskets; the top cover 2 is provided with an air outlet 7, the air outlet 7 is connected with a negative pressure fan, and air with the material sheets filtered by the air-solid mixture is discharged from the air outlet 7. The bottom of the tank 1 is provided with a web outlet 8 from which the web filtered by the filter bag 4 is discharged. The filter bag mounting plate 3 is transversely arranged in the cylindrical tank body 1 and divides the internal space of the tank body 1 into a material-free area at the upper part and a material area at the lower part. The filter bag mounting plate 3 is provided with a plurality of uniformly distributed holes, filter bags 4 with the number equivalent to that of the holes are arranged in the cylindrical tank body 1, and openings at the tops of the filter bags 4 are connected with the holes in a one-to-one correspondence manner; when the negative pressure fan is started, the gas-solid mixture enters the material area, the filter bag 4 filters material pieces, and then air enters the filter bag 4 and enters the material-free area through the holes, and finally flows to the negative pressure fan from the air outlet 7.

The feed inlet 5 is arranged at the lower section of the tank body 1 along the tangential direction of the tank body 1 and is positioned at the conical tank body 1 and the height of the feed inlet is lower than the lower end of the filter bag 4. The feed port 5 is arranged at the tangential position of the side surface of the tank body 1, so that the gas-solid mixture directly rushing into the tank enters tangentially, and the gas-solid mixture forms a rotating vortex in the tank; under the effect of centrifugal force, the motion trail of the material sheet is distributed along the inner wall of the tank body 1 all the time, so that air is separated from the material sheet, the contact between the material sheet and the filter bag 4 is greatly reduced, and the filtering strength of the filter bag 4 is reduced.

The feed inlet 5 is improved into a tangential feed mode, a small number of material sheets still collide with the bottom edge of the filter bag 4, and the rotating material sheets are easily accumulated on the side wall to rotate for a long time, so that the material receiving efficiency is influenced, and therefore the guide plate 6 is additionally arranged. Guide plate 6 set up in the conical tank body 1 is interior, guide plate 6 with 5 intervals of feed inlet set up and can block feed inlet 5, the contained angle of guide plate 6 and horizontal plane is at 15-30, the upper end of guide plate 6 is close to and is higher than feed inlet 5, just the lower extreme of guide plate 6 is kept away from feed inlet 5, and general lower extreme is less than the axis of feed inlet 5. The guide plate 6 is additionally arranged, so that the initial speed direction of the vortex of the gas-solid mixture is changed from horizontal to downward in an inclined mode (refer to an arrow line in figure 3), the motion track of the material sheet is further far away from the filter bag 4, and the problem that the material sheet rotates along the wall of the tank for a long time along with the fluid to influence the material receiving efficiency is solved.

The feeding port 5 is changed into tangential feeding, and the guide plate 6 is additionally arranged at the same time, so that the filter bag 4 is prevented from being impacted by a material sheet, and the technical problems that the filter bag 4 is easy to damage and the equipment failure rate is high are fundamentally solved; meanwhile, the problem that the material collecting efficiency is influenced due to the fact that the material sheet rotates along the wall of the tank along with the fluid for a long time is solved.

Although the invention has been described in detail with respect to the general description and the specific embodiments, it will be apparent to those skilled in the art that modifications and improvements can be made based on the invention. Therefore, such modifications and improvements are intended to be within the scope of the invention as claimed.

Claims

1. The vacuum feeding structure capable of optimizing the gas-solid mixture fluid track is characterized by comprising a tank body and a feeding hole, wherein the feeding hole is formed in the lower section of the tank body and is located at the position below the lower end of a filter bag, the position, provided with the feeding hole, of the tank body is a revolving body, and the feeding hole is formed in the tangential direction of the revolving body.

2. The vacuum feeding structure capable of optimizing the fluid trajectory of a gas-solid mixture according to claim 1, further comprising a guide plate, wherein the guide plate is arranged in the tank body, the guide plate and the feed port are arranged at an interval and can block the feed port, an included angle between the guide plate and a horizontal plane is 15-30 degrees, the upper end of the guide plate is close to and higher than the feed port, and the lower end of the guide plate is far away from the feed port.

3. The vacuum feeding structure capable of optimizing the fluid trajectory of a gas-solid mixture of claim 1, wherein the axis of rotation of the tank is perpendicular to the horizontal plane.

4. The vacuum feeding structure capable of optimizing the fluid trajectory of a gas-solid mixture as claimed in claim 3, wherein the lower section of the tank body is tapered with a larger upper part and a smaller lower part, and the upper section of the tank body is cylindrical.

5. The vacuum feeding structure for optimizing the fluid trajectory of a gas-solid mixture as claimed in claim 4, wherein a filter bag mounting plate is disposed in the tank body, the filter bag mounting plate is disposed in the cylindrical tank body, and the filter bag mounting plate divides the inner space of the tank body into an upper material-free region and a lower material-containing region.

6. The vacuum feeding structure for optimizing the fluid trajectory of a gas-solid mixture as claimed in claim 5, wherein the filter bag mounting plate is provided with a plurality of uniformly distributed holes, the cylindrical tank is provided with filter bags with the number of holes, and the top openings of the filter bags are connected with the holes in a one-to-one correspondence manner.

7. The vacuum feeding structure capable of optimizing the fluid trajectory of a gas-solid mixture according to claim 4, further comprising a top cover, wherein the top of the tank body is provided with an opening, the bottom of the tank body is provided with a tablet outlet, the top cover is detachably and hermetically fixed at the opening, and the top cover is provided with an air outlet.