CN214972634U

CN214972634U - Supporting filter of vacuum conveying equipment

Info

Publication number: CN214972634U
Application number: CN202121145568.4U
Authority: CN
Inventors: 苏方征; 胡智超; 苏红报
Original assignee: Qingdao Xintaihe Energy Materials Co ltd
Current assignee: Qingdao Xintaihe Energy Materials Co ltd
Priority date: 2021-05-26
Filing date: 2021-05-26
Publication date: 2021-12-03
Anticipated expiration: 2031-05-26

Abstract

The utility model discloses a supporting filter of vacuum conveying equipment relates to filter technical field. The utility model comprises an outer filter cylinder which is a hollow cylinder and is internally provided with a cavity; the side wall of the outer filter cylinder is provided with a first filter hole penetrating through the wall surface; the bottom surface of the outer filter cylinder is provided with a third filter hole penetrating through the bottom surface; the bottom of the outer filter cylinder is fixedly arranged in the bottom plate; a conveying pipeline communicated with the cavity is distributed in the bottom plate; the bottom plate is provided with a mounting hole; the top surface of the outer filter cylinder is provided with a plugboard; a connecting plate is arranged above the outer filter cylinder; a slot matched with the plug board is arranged in the connecting board; a top plate is arranged above the connecting plate; a connecting hole is arranged in the top plate; the connecting hole penetrates through the top plate and extends into the connecting plate. The utility model provides a supporting filter of vacuum conveying equipment, its is rational in infrastructure, and easy dismounting not only can separate air and powder to can filter the powder, be applicable to and install in vacuum conveying equipment, rather than supporting the use.

Description

Supporting filter of vacuum conveying equipment

Technical Field

The utility model belongs to the technical field of the filter, concretely relates to supporting filter of vacuum conveying equipment.

Background

The vacuum conveying equipment conveys powder, dust, pigments, particles, tablets, capsules, crops, small parts and the like through the hose under the condition of sucking compressed air, and has the characteristics of simple installation, convenient operation, no leakage in the conveying process, flying powder and the like. In vacuum conveying equipment, a filter is usually used to separate gas from powder and prevent the powder from entering a vacuum pump. Therefore, the research aiming at the filter is of great significance to the vacuum conveying field.

In the existing vacuum conveying equipment, a filter screen or a filter cover is generally used for separating powder from air, and the mode can realize the separation of air and powder, but has no other functions, can not screen the powder and is inconvenient to install.

To above circumstances, the supporting filter of vacuum conveying equipment of present demand has rational in infrastructure, and easy dismounting's advantage not only can air separation and powder to can filter the powder, can solve above-mentioned existing problem.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a supporting filter of vacuum conveying equipment, it is rational in infrastructure to realize, and easy dismounting's purpose not only can separate air and powder to can filter the powder, can solve above-mentioned existing problem.

The utility model provides a following technical scheme:

a filter matched with vacuum conveying equipment comprises an outer filter cylinder, wherein the outer filter cylinder is a hollow cylindrical cylinder, and a cavity is formed in the outer filter cylinder; the side wall of the outer filter cylinder is provided with a first filter hole penetrating through the wall surface; the bottom surface of the outer filter cartridge is provided with a third filter hole penetrating through the bottom surface; the bottom of the outer filter cylinder is fixedly arranged in the bottom plate; a conveying pipeline communicated with the cavity is distributed in the bottom plate; the bottom plate is provided with a mounting hole; the top surface of the outer filter cylinder is provided with an inserting plate; a connecting plate is arranged above the outer filter cylinder; a slot matched with the plug board is arranged in the connecting board; a top plate is arranged above the connecting plate; a connecting hole is formed in the top plate; the connecting hole penetrates through the top plate and extends into the connecting plate.

Preferably, an inner filter cylinder is distributed in the cavity; the top plate is provided with a fixing groove; the inner filter cartridge is detachably arranged in the fixing groove; and a discharge hole communicated with the inner cavity of the inner filter cylinder is also arranged in the top plate.

Preferably, the side wall and the bottom surface of the inner filter cylinder are both provided with second filter holes; the second filter hole penetrates through the side wall and the bottom surface of the inner filter cylinder; the aperture of the second filter hole is smaller than that of the first filter hole and larger than that of the third filter hole.

Preferably, a backflushing pipeline is distributed in the conveying pipeline; the backflushing pipeline is fixedly arranged in the bottom surface of the inner filter cylinder; the top of the backflushing pipeline is communicated with the inner cavity of the inner filter cylinder, and the bottom of the backflushing pipeline extends out of the conveying pipeline and is communicated with the atmosphere.

Preferably, a funnel is distributed in the bottom plate; the top of the funnel is communicated with the cavity of the outer filter cylinder, and the bottom of the funnel is communicated with the conveying pipeline.

Preferably, a sealing ring is arranged at the joint of the outer filter cylinder and the bottom plate.

Preferably, the connecting hole is detachably provided with a screw for fixing the connecting plate and the top plate.

Preferably, the outer filter cartridge side wall is provided with a plurality of reinforcing plates at equal intervals.

The utility model discloses a profitable effect:

(1) the inner filter cylinder is additionally arranged in the outer filter cylinder, and the aperture of the second filter hole on the inner filter cylinder is set to be smaller than that of the first filter hole, so that powder with larger particles cannot enter the inner filter cylinder but is retained at the bottom of the outer filter cylinder; simultaneously stretch into interior straining a section of thick bamboo with recoil pipeline upper end, through external fan with interior powder of straining a section of thick bamboo carry to vacuum conveying equipment in, collect, and the large granule powder that is detained in outer straining a section of thick bamboo bottom will only be a small part rolled out outer straining a section of thick bamboo, and most still stays in outer straining a section of thick bamboo bottom, reaches the purpose of sieving the powder.

(2) The utility model discloses in laying the fixed slot on the roof with interior filter cartridge detachably, if need not sieve the powder, can take out interior filter cartridge, make the utility model discloses the structure is simpler, light, facilitates the use.

(3) The utility model discloses strain a section of thick bamboo top outward and laid the roof, the bottom is equipped with the bottom plate, when the installation filter, only need with the bottom plate with vacuum conveying equipment fixed can for the installation of filter is more convenient, high-efficient.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is a schematic view of the external structure of the present invention;

fig. 2 is a schematic view of the internal structure of the present invention;

fig. 3 is a schematic view of the internal structure of the top plate of the present invention.

Description of reference numerals:

1. an outer filter cartridge; 101. a cavity; 102. inserting plates; 103. a third filtering hole 2 and a top plate; 201. a discharge hole; 202. fixing grooves; 203. connecting holes; 3. a connecting plate; 301. a slot; 4. a first filter hole; 5. a reinforcing plate; 6. a seal ring; 7. a base plate; 8. back flushing the pipeline; 9. a delivery conduit; 10. an inner filter cartridge; 11. a second filter hole; 12. a funnel; 13. mounting holes; 14. and (4) screws.

Detailed Description

The first embodiment is as follows:

as shown in the figure, the matched filter for the vacuum conveying equipment comprises an outer filter cartridge 1, wherein the outer filter cartridge 1 is a hollow cylinder, and a cavity 101 is formed in the outer filter cartridge 1; the side wall of the outer filter cartridge 1 is provided with a first filter hole 4 penetrating through the wall surface; the bottom surface of the outer filter cartridge 1 is provided with a third filter hole 103 penetrating through the bottom surface; the third filtering holes 103 have a smaller pore size than the first filtering holes 4 so that powder can enter the cavity 101 through the first filtering holes 103 but cannot pass through the third filtering holes 103 and stay at the bottom of the outer cartridge 1.

A plurality of reinforcing plates 5 are arranged on the side wall of the outer filter cylinder 1 at equal intervals, and the mechanical strength of the wall surface of the outer filter cylinder 1 is improved by additionally arranging the reinforcing plates 5; the bottom of the outer filter cylinder 1 is fixedly arranged in a bottom plate 7, and a sealing ring 6 is arranged at the joint of the outer filter cylinder and the bottom plate 7; a conveying pipeline 9 communicated with the cavity 101 is arranged in the bottom plate 7, the conveying pipeline 9 is connected with a vacuum pump, and air in the vacuum conveying equipment is pumped away through the conveying pipeline 9 to enable the vacuum conveying equipment to reach a vacuum state; the bottom plate 7 is provided with a mounting hole 13; the top surface of the outer filter cartridge 1 is provided with an insert plate 102; a connecting plate 3 is arranged above the outer filter cylinder 1; a slot 301 matched with the plug board 102 is arranged in the connecting board 3, and the outer filter cartridge 1 is arranged in the slot 301 through the plug board 102; a top plate 2 is arranged above the connecting plate 3; a connecting hole 203 is arranged in the top plate 2; the connecting hole 203 penetrates through the top plate 2 and extends into the connecting plate 3; the screw 14 for fixing the connecting plate 3 and the top plate 2 is detachably disposed in the connecting hole 203, and the connecting plate 3 and the top plate 2 are tightly connected by tightening the screw 14.

Example two:

the present embodiment is different from the first embodiment in that: an inner filter cylinder 10 is distributed in the cavity 101; the top plate 2 is provided with a fixing groove 202; the inner filter cartridge 10 is detachably mounted in the fixing groove 202; a discharge hole 201 communicated with the inner cavity of the inner filter cylinder 11 is also distributed in the top plate 2; the side wall and the bottom surface of the inner filter cylinder 10 are both provided with second filter holes 11; the second filter holes 11 penetrate through the side wall and the bottom surface of the inner filter cylinder 10; the aperture of the second filtering hole 11 is smaller than that of the first filtering hole 4 and larger than that of the third aperture 103, and by additionally arranging the second filtering hole 11, powder with the aperture larger than that of the second filtering hole 11 can enter the inner filtering cylinder 10, and powder which cannot pass through the second filtering hole 11 is retained at the bottom of the outer filtering cylinder 1.

A backflushing pipeline 8 is distributed in the conveying pipeline 9; the backflushing pipeline 8 is fixedly arranged in the bottom surface of the inner filter cylinder 10; the top of the backflushing pipeline 8 is communicated with the inner cavity of the inner filter cylinder 10, and the bottom of the backflushing pipeline extends out of the conveying pipeline 9 and is communicated with the atmosphere; the backflushing pipeline 8 is communicated with the air supply pipeline, powder in the inner filter cylinder 10 can be conveyed into the collecting device through air supply, only a small part of large-particle powder at the bottom of the outer filter cylinder 1 is rolled out of the outer filter cylinder 1, and a large part of large-particle powder is still stored at the bottom of the outer filter cylinder 1, so that the aim of screening the powder is fulfilled. Except for the above distinguishing features, the other features are the same as those of the first embodiment.

Example three:

the present embodiment is different from the first and second embodiments in that: a funnel 12 is distributed in the bottom plate 7; the top of the funnel 12 is communicated with the cavity 101 of the outer filter cartridge 1, and the bottom is communicated with the conveying pipeline 9; by additionally arranging the funnel 12, the function of guiding wind is achieved, and air flow is facilitated. Except for the above distinguishing features, the other features are the same as the embodiment.

The utility model discloses a working method: the filter is arranged in the vacuum conveying equipment, when the vacuum pumping work is carried out, the powder of the vacuum conveying equipment is drawn into the outer filter cylinder 1, the powder with the pore diameter smaller than the second filter pore 11 enters the inner filter cylinder 10, and the powder which cannot pass through the second filter pore 11 is retained at the bottom of the outer filter cylinder 1; when air is supplemented, air is directly introduced into the inner filter cylinder 10, so that the powder with the pore diameter smaller than the second filter pores 11 is flushed into the collecting device, most of the powder at the bottom of the outer filter cylinder 1 is still retained in the outer filter cylinder 1, and the purposes of filtering and screening the powder are achieved.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A supporting filter of vacuum conveying equipment comprises an outer filter cylinder (1), and is characterized in that: the outer filter cartridge (1) is a hollow cylinder, and a cavity (101) is arranged in the outer filter cartridge; the side wall of the outer filter cartridge (1) is provided with a first filter hole (4) penetrating through the wall surface; the bottom surface of the outer filter cartridge (1) is provided with a third filter hole (103) penetrating through the bottom surface; the bottom of the outer filter cylinder (1) is fixedly arranged in the bottom plate (7); a conveying pipeline (9) communicated with the cavity (101) is distributed in the bottom plate (7); the bottom plate (7) is provided with a mounting hole (13); the top surface of the outer filter cylinder (1) is provided with an insert plate (102); a connecting plate (3) is arranged above the outer filter cylinder (1); a slot (301) matched with the plug board (102) is arranged in the connecting board (3); a top plate (2) is arranged above the connecting plate (3); a connecting hole (203) is formed in the top plate (2); the connecting hole (203) penetrates through the top plate (2) and extends into the connecting plate (3).

2. The matched filter for vacuum conveying equipment as claimed in claim 1, wherein: an inner filter cylinder (10) is distributed in the cavity (101); the top plate (2) is provided with a fixing groove (202); the inner filter cartridge (10) is detachably mounted in the fixing groove (202); and a discharge hole (201) communicated with the inner cavity of the inner filter cylinder (10) is also arranged in the top plate (2).

3. The matched filter for vacuum conveying equipment as claimed in claim 2, wherein: the side wall and the bottom surface of the inner filter cylinder (10) are provided with second filter holes (11); the second filter holes (11) penetrate through the side wall and the bottom surface of the inner filter cylinder (10); the aperture of the second filter hole (11) is smaller than that of the first filter hole (4) and larger than that of the third filter hole (103).

4. A vacuum transfer unit kit filter according to claim 3, wherein: a backflushing pipeline (8) is distributed in the conveying pipeline (9); the backflushing pipeline (8) is fixedly arranged in the bottom surface of the inner filter cylinder (10); the top of the backflushing pipeline (8) is communicated with the inner cavity of the inner filter cylinder (10), and the bottom of the backflushing pipeline extends out of the conveying pipeline (9) and is communicated with the atmosphere.

5. The matched filter for vacuum conveying equipment as claimed in claim 1, wherein: a funnel (12) is distributed in the bottom plate (7); the top of the funnel (12) is communicated with the cavity (101) of the outer filter cartridge (1), and the bottom of the funnel is communicated with the conveying pipeline (9).

6. A vacuum transfer unit matched filter according to any one of claims 1-5, wherein: and a sealing ring (6) is arranged at the joint of the outer filter cylinder (1) and the bottom plate (7).

7. The matched filter for vacuum conveying equipment as claimed in claim 1, wherein: and screws (14) used for fixing the connecting plate (3) and the top plate (2) are detachably distributed in the connecting holes (203).

8. The matched filter for vacuum conveying equipment as claimed in claim 7, wherein: the side wall of the outer filter cylinder (1) is provided with a plurality of reinforcing plates (5) at equal intervals.