CN220424873U

CN220424873U - Filter switching device

Info

Publication number: CN220424873U
Application number: CN202321759928.9U
Authority: CN
Inventors: 韩奇; 杨利; 白占旗; 吕刚
Original assignee: Zhejiang Xite Electronic Materials Co ltd
Current assignee: Zhejiang Xite Electronic Materials Co ltd
Priority date: 2023-07-06
Filing date: 2023-07-06
Publication date: 2024-02-02
Anticipated expiration: 2033-07-06

Abstract

The utility model provides a filter switching device, which relates to the technical field of switching devices, wherein a through groove is formed in the rear side of a movable seat, two positions are arranged on the movable seat, a sealing cover is fixedly connected to the inner sides of the two movable seats, the problems that in the prior art, when a single filter is abnormal and needs to be overhauled, the other filter cannot be quickly switched, and then the normal preparation operation of dichlorosilane is influenced are solved, the movable seat needing to be overhauled is withdrawn by starting an adjusting push rod at one side, and the other movable seat is synchronously started to be pushed to the front end of a flow collecting cover again to quickly filter toxic gas generated during preparation, so that the aim of being more practical is achieved.

Description

Filter switching device

Technical Field

The utility model belongs to the technical field of switching devices, and particularly relates to a filter switching device.

Background

The dichlorosilane is colorless toxic gas with a pungent asphyxia smell and corrosiveness at normal temperature and normal pressure, and in order to reduce the influence on the surrounding environment when the dichlorosilane is prepared, the toxic gas generated during the reaction of the dichlorosilane is generally filtered by a corresponding filter, and the filter used by the dichlorosilane is required to be switched by a corresponding switching device.

For example, application number: "CN202221101300.5", a filter blowback and switching device of air separation device, it relates to a filter blowback and switching device. The utility model aims to solve the problems that the existing manual cleaning of the blocking filter wastes time and labor and affects the normal operation of an air separation system. The first pressure difference transmitter and the second pressure difference transmitter are connected in parallel with the first filter and the second filter, two sides of the first filter and the second filter are respectively connected with a first air inlet split pipeline, a second air inlet split pipeline, a first air outlet split pipeline and a second air outlet split pipeline, the compressed air inlet pipeline is used for supplying air of the first air inlet split pipeline and the second air inlet split pipeline, the outlet pipeline is used for exhausting air of the first air outlet split pipeline and the second air outlet split pipeline, and the first blowback branch and the second blowback branch are connected with the first air outlet split pipeline and the second air outlet split pipeline in parallel and then connected with the air storage tank. The utility model is used for cleaning the filter.

When the switching device is used, the switching operation of the filter is performed by controlling the opening and closing of the valve through the corresponding electric control structure, and when the abnormality of a single filter needs to be overhauled, the other filter cannot be rapidly switched, so that the normal preparation operation of the dichlorosilane can be influenced.

Disclosure of Invention

In order to solve the technical problems, the utility model provides a filter switching device, which aims to solve the problems that the existing filter switching device is mainly used for switching the filter by controlling the opening and closing of a valve through a corresponding electric control structure, and when a single filter is abnormal and needs to be overhauled, the other filter cannot be quickly switched, so that the normal preparation operation of dichlorosilane is influenced.

The utility model provides a filter switching device, which is characterized by comprising the following specific technical means:

the utility model provides a filter auto-change over device, includes removes the seat, the main part that removes the seat is rectangular box structure, and removes the rear side of seat and seted up logical groove, removes the seat and is equipped with two altogether, and the inboard fixedly connected with sealed cowling of two places removal seats, withdraws the removal seat that will examine and repair through the regulation push rod of start one side to synchronous start another place regulation push rod is with another place removal seat promote the front end that gathers the flow cowling again and carry out the quick filtration operation to the poisonous gas that produces during the preparation, and then reach more practical purpose.

Further, the base and the mounting plate jointly form a mounting structure, the mounting plate is internally provided with a through hole, the through hole is a mounting hole, the mounting hole is limited by the mounting fixing bolt, after the filtration is completed, air is filtered again by utilizing the filtering holes arranged in the cover body and then discharged, and the inner sides of the two movable seats are fixedly connected with corresponding sealing covers, so that the leakage of the air can be effectively reduced.

Further, the movable seat and the sealing cover form a closed structure together, the movable seat is arranged at the inner side of the base, and the main body of the base is of a rectangular box body structure.

Further, gather the rear side fixedly connected with pipe that flows the cover, gather the cover and link up with the pipe mutually, and the support is installed in the outside of base, the support is equipped with two places altogether, and two places support are installed respectively in the left and right sides face position of base, adjusting push rod is all installed to the inboard of two places support, adjusting push rod is connected with the seat that removes, the outside fixedly connected with slider that removes the seat, the equal fixedly connected with slider in upper and lower both sides of every seat that removes, and the filter core is installed to the inboard that removes the seat, the through-hole has been seted up to the front end that removes the seat, the internally mounted of this through-hole has the cover body, the cover body outside protrusion removes the seat, and the inside of the cover body is annular array and has seted up the through-hole, this through-hole is the filtration pore.

Further, the rear side of the base is provided with a through groove, and the rear side of the base is fixedly connected with a flow gathering cover which is of a frustum-shaped structure with thick front and thin rear.

Further, the front end of the base is provided with a transverse groove, the outer side of the base is fixedly connected with a mounting plate, and the mounting plate is arranged everywhere.

Compared with the prior art, the utility model has the following beneficial effects:

1. according to the utility model, the filter structure is arranged, so that when air entering the base through the guide pipe and the flow gathering cover can be quickly filtered through the filter element arranged in the movable seat, and after the filtering is finished, the air is filtered again through the filter holes arranged in the cover body and then discharged, and the corresponding sealing covers are fixedly connected to the inner sides of the two movable seats, so that the leakage of the air can be effectively reduced.

2. In the utility model, the inner sides of the two movable seats are fixedly connected with the corresponding sealing covers, so when a single movable seat is damaged and needs to be replaced, the movable seat needing to be overhauled can be withdrawn by starting the adjusting push rod at one side, and the other movable seat is synchronously started to be pushed to the front end of the flow collecting cover again by starting the adjusting push rod at the other position so as to carry out rapid filtering operation on toxic gas generated during preparation, thereby achieving the aim of being more practical.

Drawings

Fig. 1 is a schematic view of a front side view in a partially cut-away state of the structure of the present utility model.

Fig. 2 is a schematic diagram of the front side view of the present utility model.

Fig. 3 is a schematic view showing the structure of the base to adjusting push rod of the present utility model.

FIG. 4 is a schematic view showing the structure of the moving seat to the filter hole of the present utility model.

In the figure, the correspondence between the component names and the drawing numbers is:

1. a base; 2. a mounting plate; 3. a mounting hole; 4. a flow gathering cover; 5. a conduit; 6. a bracket; 7. adjusting the push rod; 8. a movable seat; 9. a slide block; 10. a filter element; 11. a cover body; 12. a filter hole; 13. and (5) sealing the cover.

Detailed Description

Embodiments of the present utility model are described in further detail below with reference to the accompanying drawings and examples.

Embodiment one:

as shown in fig. 1 to 4:

the utility model provides a filter switching device, which comprises a movable seat 8, wherein the main body of the movable seat 8 is of a rectangular box structure, the rear side of the movable seat 8 is provided with a through groove, the movable seat 8 is provided with two parts in total, the inner sides of the two movable seats 8 are fixedly connected with a sealing cover 13, the rear side of a flow gathering cover 4 is fixedly connected with a guide pipe 5, the flow gathering cover 4 is communicated with the guide pipe 5, the outer side of a base 1 is provided with a bracket 6, the bracket 6 is provided with two parts in total, the two brackets 6 are respectively arranged at the left side surface and the right side surface of the base 1, the inner sides of the two brackets 6 are respectively provided with an adjusting push rod 7, the adjusting push rods 7 are connected with the movable seat 8, the outer side of the movable seat 8 is fixedly connected with a sliding block 9, the upper side and the lower side of each movable seat 8 are fixedly connected with the sliding block 9, the inner side of the movable seat 8 is provided with a filter element 10, the front end of the movable seat 8 is provided with a through hole, the inner side of the through hole is provided with a cover 11, the cover 11 protrudes outwards to the movable seat 8, the inside of the cover 11 is provided with a circular array of through holes, the through holes are filter holes 12, the base 1 can be quickly limited and fixed by penetrating the fixing bolts through the mounting holes 3 formed in the mounting plate 2, the flow gathering cover 4 and the guide pipe 5 which are arranged at the rear side of the base 1 can be synchronously connected with an exhaust pipe used for preparing dichlorosilane, at the moment, the movable seat 8 is pushed outwards by starting the adjusting push rod 7 which is arranged in the bracket 6, the flow gathering cover 4 is covered by the movable seat 8, when the air filter is used, the air filter operation can be quickly performed by utilizing the filter core 10 which is arranged in the movable seat 8 when the air filter is introduced into the base 1 through the guide pipe 5 and the flow gathering cover 4, and after the filtering is finished, the air is filtered again by the filter holes 12 arranged in the cover body 11 and then discharged, and the inner sides of the two movable seats 8 are fixedly connected with the corresponding sealing covers 13, so that the leakage of the air can be effectively reduced.

Wherein, remove seat 8 and sealed cowling 13 and formed enclosed construction jointly, and remove seat 8 and install the inboard position at base 1, the main part of base 1 is rectangular box structure, transverse groove has been seted up to the front end of base 1, the outside fixedly connected with mounting panel 2 of base 1, mounting panel 2 has set up everywhere altogether, the front end of cover 11 is annular array and has seted up corresponding filtration pore 12, and when in-service use, can change into annular filtration groove through the filtration pore 12 of seting up at cover 11 front end into and use, and through adopting the filtration groove, can realize being smoother and more smooth when cover 11 filters, further promoted the practicality of device, through the setting of collection flow cover 4 and pipe 5, can realize that it is when the device is used, more smooth and easy to the gas that passes through is led through the setting of pipe 5 and collection flow cover 4, the holistic practicality of device has been further promoted.

Wherein, the base 1 and the mounting panel 2 have formed mounting structure jointly, and the inside of mounting panel 2 has seted up the through-hole, and this through-hole is mounting hole 3, and mounting hole 3 is spacing through the installation gim peg, and logical groove has been seted up to the rear side of base 1, and the rear side fixedly connected with of base 1 gathers and flows cover 4, gathers and flows cover 4 and be thick back frustum shape structure.

Specific use and action of the embodiment:

when the device is used, the base 1 is closely attached to the body of the preparation equipment by utilizing the mounting plate 2 fixedly connected to the outer side of the base;

then the fixing bolt passes through the mounting hole 3 formed in the mounting plate 2 to rapidly limit and fix the base 1, and the flow gathering cover 4 and the guide pipe 5 which are arranged at the rear side of the base 1 are synchronously connected with an exhaust pipe used for preparing dichlorosilane, at the moment, the movable seat 8 is pushed outwards by starting the adjusting push rod 7 which is arranged in the bracket 6, and the flow gathering cover 4 is covered by the movable seat 8;

when the air filter is used, the air entering the base 1 through the guide pipe 5 and the flow gathering cover 4 can be rapidly filtered by utilizing the filter element 10 arranged in the movable seat 8, and after the filtration is completed, the air is filtered again by utilizing the filter holes 12 arranged in the cover 11 and then is discharged, and the corresponding sealing covers 13 are fixedly connected to the inner sides of the two movable seats 8, so that the leakage of the air can be effectively reduced.

Embodiment two:

based on the cover 11 provided in the first embodiment, the front end of the cover 11 is provided with the corresponding filtering holes 12 in an annular array, and in actual use, the filtering holes 12 provided at the front end of the cover 11 can be changed into annular filtering grooves for use, and by adopting the filtering grooves, the filtering of the cover 11 can be smoother, and the practicability of the device is further improved;

embodiment III:

based on the flow gathering cover 4 provided by the first embodiment, through the arrangement of the flow gathering cover 4 and the guide pipe 5, when the device is used, the gas passing through can be more smoothly guided through the arrangement of the guide pipe 5 and the flow gathering cover 4 when the device is used, so that the overall practicability of the device is further improved.

Claims

1. A filter switching device, characterized by: the movable seat (8) is characterized by comprising a rectangular box body structure, a through groove is formed in the rear side of the movable seat (8), two positions are arranged on the movable seat (8) in total, and a sealing cover (13) is fixedly connected to the inner sides of the two movable seats (8).

2. A filter switching device as claimed in claim 1, wherein: the movable seat (8) and the sealing cover (13) form a closed structure together, the movable seat (8) is arranged at the inner side of the base (1), and the main body of the base (1) is of a rectangular box body structure.

3. A filter switching device as claimed in claim 2, wherein: the front end of the base (1) is provided with a transverse groove, the outer side of the base (1) is fixedly connected with a mounting plate (2), and the mounting plate (2) is provided with four places.

4. A filter switching device as claimed in claim 3, wherein: the base (1) and the mounting plate (2) form a mounting structure together, a through hole is formed in the mounting plate (2), the through hole is a mounting hole (3), and the mounting hole (3) is limited through a mounting fixing bolt.

5. A filter switching device as defined in claim 4, wherein: the rear side of base (1) has seted up logical groove, and the rear side fixedly connected with of base (1) gathers class cover (4), gathers class cover (4) and is thick frustum shape structure in front and thin back.

6. A filter switching device as defined in claim 5, wherein: the utility model discloses a filter cartridge filter, including base (1), support (6) are installed in the outside of base (1), gather rear side fixedly connected with pipe (5) of class cover (4), gather class cover (4) and link up with pipe (5), and support (6) are equipped with two altogether, and two support (6) are installed respectively in the left and right sides face position of base (1), regulating push rod (7) are all installed to the inboard of two support (6), regulating push rod (7) are connected with remove seat (8), the outside fixedly connected with slider (9) of removing seat (8), the upper and lower both sides of every remove seat (8) are all fixedly connected with slider (9), and filter core (10) are installed to the inboard of removing seat (8), the through-hole has been seted up to the front end of removing seat (8), internally mounted of this through-hole has cover body (11), cover body (11) outside protrusion remove seat (8), and the inside of cover body (11) is the annular array and has been seted up, this through-hole is filtration pore (12).