CN214209934U

CN214209934U - A gas filtering device for titanium dioxide production

Info

Publication number: CN214209934U
Application number: CN202023169050.2U
Authority: CN
Inventors: 胡建平; 黄宇
Original assignee: Jiangsu Longqing Environmental Technology Co ltd
Current assignee: Jiangsu Longqing Environmental Technology Co ltd
Priority date: 2020-12-25
Filing date: 2020-12-25
Publication date: 2021-09-17
Anticipated expiration: 2030-12-25

Abstract

The utility model relates to the technical field of processing equipment, and discloses a gas filtering device for titanium dioxide production, including cartridge filter and upper cover, the inlet tube is perpendicular to the axial of cartridge filter and stretches into in the cartridge filter, be equipped with on the cartridge filter perpendicular to the axial of cartridge filter and stretches into the intake pipe in the cartridge filter, the inlet tube is located directly over the intake pipe, it has a plurality of ventholes to open in the intake pipe, be equipped with the filter screen on the outer wall of intake pipe, the both ends of filter screen are equipped with U type link respectively, intake pipe and filter screen all set up in the recess of U type link; through the U type link that sets up, can prevent that waste gas from producing gas leakage phenomenon in filtering process, avoid becoming the injury to personnel and environment to through the detachable connection of filter screen and U type link that sets up, can conveniently change the filter screen at any time, in order to reach and to prevent that gas leakage from producing and can change convenient purpose again.

Description

A gas filtering device for titanium dioxide production

Technical Field

The utility model relates to a processing equipment technical field specifically is a gas filtering device for titanium dioxide production.

Background

At present, a lot of harmful gases with dust and particulate matters are generated in the chemical production process such as the production process of high-purity electronic grade titanium dioxide, and the gases not only threaten the health of workers in a workshop, but also bring the problem of environmental pollution if the gases are discharged outdoors without being processed.

In the filtration process of harmful gas, there is gas leakage phenomenon, so that the waste gas treatment is not clean and timely, the personnel and the environment are greatly injured, and the filter screen in the filter device needs to be replaced regularly, therefore, a device which can prevent gas leakage and is convenient to replace is needed to meet the requirements.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

To prior art not enough, the utility model provides a gas filtering device for titanium dioxide production possesses the advantage that can prevent to produce gas leakage in the exhaust-gas treatment process to the filter screen is changed at any time to the convenience, can prevent to leak gas and produce and can change convenient purpose again in order to reach.

(II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a gas filtering device for titanium dioxide production, includes cartridge filter and upper cover, the upper cover is installed the up end of cartridge filter and with the detachable connection of cartridge filter, cover on and be equipped with the outlet duct, the cartridge filter bottom is equipped with the outlet pipe, be equipped with the inlet tube on the cartridge filter, the inlet tube perpendicular to the axial of cartridge filter is and stretch into in the cartridge filter, be equipped with the perpendicular to on the cartridge filter the intake pipe in the axial of cartridge filter is stretched into the cartridge filter, the inlet tube is located directly over the intake pipe, it has a plurality of venthole to open in the intake pipe, be equipped with the filter screen on the outer wall of intake pipe, the both ends of filter screen are equipped with U type link respectively, intake pipe and filter screen all set up in the recess of U type link.

Preferably, the horizontal section of the U-shaped connecting frame is connected with the inner wall of the filter cartridge, at least one vertical section of the U-shaped connecting frame is provided with a through hole for a bolt to pass through, and the filter screen is provided with a first groove matched with the bolt.

Preferably, at least one vertical section in the U-shaped connecting frame is provided with a convex block, and the filter screen is provided with a second groove matched with the convex block.

Preferably, a U-shaped rubber pad is arranged in a groove of the U-shaped connecting frame, the horizontal section of the U-shaped rubber pad is in contact with the horizontal section of the U-shaped connecting frame and is connected with the horizontal section of the U-shaped connecting frame through a bolt, and the air inlet pipe and the filter screen are arranged in the groove of the U-shaped rubber pad.

Preferably, the water inlet pipe is provided with a spray head.

Preferably, the upper end edge of the filter cylinder and the lower edge of the upper cover are provided with folded edges, and the folded edges are provided with threaded holes for bolts to pass through.

Preferably, the air outlet pipe and the water outlet pipe are connected with an external pipeline through a flange plate, and filter screens are arranged in the flange plate.

(III) advantageous effects

The utility model provides a gas filtering device for titanium dioxide production possesses following beneficial effect:

this a gas filtering device for titanium dioxide production, through the U type link that sets up, can prevent that waste gas from producing gas leakage phenomenon in filtering process, avoid being in the injury to personnel and environment to filter screen and the detachable connection of U type link through setting up can conveniently change the filter screen at any time, in order to reach and to prevent that gas leakage from producing and can change convenient purpose again.

Drawings

FIG. 1 is a schematic diagram of the structure of the present invention;

FIG. 2 is an enlarged view of the point A in FIG. 1 according to the present invention;

fig. 3 is the schematic view of the connection between the middle filter screen and the intake pipe of the present invention.

In the figure: 1. a filter cartridge; 11. folding edges; 2. an upper cover; 21. an air outlet pipe; 22. a flange plate; 3. a water inlet pipe; 31. a water outlet pipe; 32. a spray head; 4. an air inlet pipe; 41. an air outlet; 5. a filter screen; 51. a first groove; 52. a second groove; 6. a U-shaped connecting frame; 61. a bolt; 62. a bump; 7. u-shaped rubber pad.

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 and 3, a gas filtering apparatus for titanium dioxide production comprises a filter cartridge 1 and an upper cover 2, wherein the upper cover 2 is installed on the upper end surface of the filter cartridge 1 and detachably connected with the filter cartridge 1, the upper cover 2 is provided with an air outlet pipe 21, the bottom of the filter cartridge 1 is provided with an air outlet pipe 31, the filter cartridge 1 is provided with an air inlet pipe 3, the air inlet pipe 3 is perpendicular to the axial direction of the filter cartridge 1 and extends into the filter cartridge 1, the filter cartridge 1 is provided with an air inlet pipe 4 perpendicular to the axial direction of the filter cartridge 1 and extends into the filter cartridge 1, the air inlet pipe 3 is positioned right above the air inlet pipe 4, the air inlet pipe 4 is provided with a plurality of air outlet holes 41, the outer wall of the air inlet pipe 4 is provided with a filter screen 5, two ends of the filter screen 5 are respectively provided with a U-shaped connecting frame 6, and the air inlet pipe 4 and the filter screen 5 are both arranged in grooves of the U-shaped connecting frames 6; filter screen 5 is located cartridge filter 1, the one end of intake pipe 4 enters into cartridge filter 1 and through the inner wall contact of U type link 6 with cartridge filter 1, one section that inlet tube 3 entered into in cartridge filter 1 is equipped with a plurality of apopore, when starting the water pump of peripheral hardware through external power source and control switch, inlet tube 3 intakes and passes through the apopore blowout, intake pipe 4 gets into waste gas simultaneously, waste gas passes through venthole 41 and discharges, filter by filter screen 5 again, water in the inlet tube 3 can spray the dust in the waste gas or the great particulate matter of diameter, thereby wash it, discharge through the outlet pipe 31 that sets up in cartridge filter 1 bottom at last.

Referring to fig. 2, a horizontal section of the U-shaped connecting frame 6 is connected to an inner wall of the filter cartridge 1, at least one vertical section of the U-shaped connecting frame 6 is provided with a through hole for passing a bolt 61, and the filter screen 5 is provided with a first groove 51 matched with the bolt 61; intake pipe 4 and filter screen 5 all contact with the recess inner wall of U type link 6, and filter screen 5 passes through the detachable connection of bolt 61 with U type link 6, can prevent that filter screen 5 from producing not hard up the phenomenon that does not spill through filterable waste gas that appears in the actual work in-process to convenient follow-up change.

Referring to fig. 2, at least one vertical section of the U-shaped connecting frame 6 is provided with a protrusion 62, and the filter screen 5 is provided with a second groove 52 matched with the protrusion 62; to further stabilize the filter sieve 5 during operation, a projection 62 may be provided to cooperate with the second recess 52, the projection 62 being inserted into the second recess 52.

Referring to fig. 2, a U-shaped rubber pad 7 is arranged in a groove of the U-shaped connecting frame 6, a horizontal section of the U-shaped rubber pad 7 contacts with a horizontal section of the U-shaped connecting frame 6 and is connected with the horizontal section through a bolt 61, and the air inlet pipe 4 and the filter screen 5 are both arranged in the groove of the U-shaped rubber pad 7; in order to further prevent the phenomenon of air leakage in the use process, U-shaped rubber pad 7 is arranged, air inlet pipe 4 and filter screen 5 are in contact with the inner wall of the horizontal section of U-shaped rubber pad 7, and the inner walls of two vertical sections of U-shaped rubber pad 7 are also in contact with filter screen 5, so that air leakage is prevented better.

Referring to fig. 1, a nozzle 32 is disposed on the water outlet hole of the water inlet pipe 3; in order to make the effect of spraying the cleaning liquid better and more uniform, the spray head 32 is arranged, and the spray head 32 can spray the cleaning liquid to the air inlet pipe 4 below.

Referring to fig. 1, the upper end edge of the filter cartridge 1 and the lower edge of the upper cover 2 are both provided with folded edges 11, and the folded edges 11 are provided with threaded holes for bolts 61 to pass through; in order to replace the components in the upper cover 2 and the filter cartridge 1, the upper cover 2 and the filter cartridge 1 can be separated by loosening the bolts 61, and meanwhile, a rubber pad can be arranged between the folded edges 11, so that the exhaust gas can be prevented from leaking.

Referring to fig. 1, the air outlet pipe 21 and the water outlet pipe 31 are both connected to an external pipeline through a flange 22, and a filter screen is arranged in the flange 22; the filter screen that sets up on the ring flange 22 in the outlet duct 21 can be filtered gas after being filtered once more, also can carry out drying process to it simultaneously, and the outside pipeline of rethread is discharged at last, and the filter screen that sets up in the outlet pipe 31 mainly filters the impurity in the waste water that produces after spraying and cleaning, then discharges again.

The working principle is as follows: when the air filter is used, the filter screen 5 is firstly installed on the outer wall of the air inlet pipe 4, two ends of the filter screen 5 are inserted into the grooves of the U-shaped rubber pads 7 in the U-shaped connecting frame 6, the convex blocks 62 are inserted into the second grooves 52 in the filter screen 5, and then the bolts 61 are screwed down to connect the filter screen 5 with the U-shaped connecting frame 6;

when the filter screen 5 needs to be replaced, the bolt 61 is loosened to replace the filter screen 5, and the U-shaped rubber pad 7 can be replaced during ventilation.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

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 gas filtering device for titanium dioxide production, includes cartridge filter (1) and upper cover (2), upper cover (2) are installed the up end of cartridge filter (1) and with cartridge filter (1) detachable connection, be equipped with outlet duct (21) on upper cover (2), cartridge filter (1) bottom is equipped with outlet pipe (31), be equipped with inlet tube (3), its characterized in that on cartridge filter (1): inlet tube (3) perpendicular to in the axial of cartridge filter (1) stretches into cartridge filter (1), be equipped with the perpendicular to on cartridge filter (1) the axial of cartridge filter (1) stretches into intake pipe (4) in cartridge filter (1), inlet tube (3) are located intake pipe (4) directly over, it has a plurality of venthole (41) to open on intake pipe (4), be equipped with filter screen (5) on the outer wall of intake pipe (4), the both ends of filter screen (5) are equipped with U type link (6) respectively, intake pipe (4) and filter screen (5) all set up in the recess of U type link (6).

2. A gas filtering device for titanium dioxide production according to claim 1, wherein: the horizontal segment of U type link (6) with cartridge filter (1) inner wall connection, it has the through-hole that supplies bolt (61) to pass to open on at least one vertical section in U type link (6), be equipped with on filter screen (5) with first recess (51) of bolt (61) complex.

3. A gas filtering device for titanium dioxide production according to claim 2, wherein: at least one vertical section in the U-shaped connecting frame (6) is provided with a convex block (62), and the filter screen (5) is provided with a second groove (52) matched with the convex block (62).

4. A gas filtering device for titanium dioxide production according to claim 1, wherein: the novel filter screen is characterized in that a U-shaped rubber pad (7) is arranged in a groove of the U-shaped connecting frame (6), the horizontal section of the U-shaped rubber pad (7) is in contact with the horizontal section of the U-shaped connecting frame (6) and is connected with the horizontal section of the U-shaped connecting frame through a bolt (61), and the air inlet pipe (4) and the filter screen (5) are arranged in the groove of the U-shaped rubber pad (7).

5. A gas filtering device for titanium dioxide production according to claim 1, wherein: and a spray head (32) is arranged on the water inlet pipe (3).

6. A gas filtering device for titanium dioxide production according to claim 1, wherein: the upper end edge of the filter cartridge (1) and the lower edge of the upper cover (2) are both provided with folded edges (11), and threaded holes for bolts (61) to penetrate through are formed in the folded edges (11).

7. A gas filtering device for titanium dioxide production according to claim 1, wherein: the air outlet pipe (21) and the water outlet pipe (31) are connected with an external pipeline through a flange plate (22), and a filter screen is arranged in the flange plate (22).