CN218281281U

CN218281281U - Improved solvent filter

Info

Publication number: CN218281281U
Application number: CN202222337127.5U
Authority: CN
Inventors: 王珺; 钟少枢; 柳阳; 冉敬华
Original assignee: Guangzhou Yunuo Technology Co ltd
Current assignee: Guangzhou Yunuo Technology Co ltd
Priority date: 2022-09-02
Filing date: 2022-09-02
Publication date: 2023-01-13
Anticipated expiration: 2032-09-02

Abstract

The utility model discloses an improved generation solvent filter, including screw thread mouth buchner flask, counterpoint union piece soon, suction filtration chamber spare, bucket ring seat and filter funnel, screw thread mouth buchner flask's top bottleneck department has connect soon counterpoint union piece soon, counterpoint union piece's a top body coupling suction filtration chamber spare, the top fixed mounting of suction filtration chamber spare has bucket ring seat, bucket seat top pad groove has been seted up at the top of bucket ring seat, a through-hole has been seted up to the tank bottom in bucket seat top pad groove, the bottom fill mouth department body coupling of filter funnel has the filtration intubate, the bottom of filtering the intubate extends to through a through-hole the inside suction filtration intracavity of suction filtration chamber spare. Has the advantages that: the problem that the suction filter port and the suction filter bottle are tightly combined and difficult to separate due to suction filtration negative pressure is avoided, filter hoppers with top filter ports of different specifications can be flexibly replaced in a plugging mode, and the suction filter bottle can be compatible with various specifications of threaded ports of most standard calibers.

Description

Improved solvent filter

Technical Field

The utility model relates to a solvent filter equipment field especially relates to an improved generation solvent filter.

Background

Solvent filter is equipment commonly used in chemistry experiment, it carries out the negative pressure through the filter membrane of psammitolite filter head and cooperation buchner flask and filters, in the use, also often meet a great deal of problem, if the filter bowl is too little (mostly about 300 ml), need filterable solvent quantity when great, operating personnel need add solvent many times beside the equipment and just can accomplish the filtration, very loaded down with trivial details, filter the sand core area and fix, compatible filter membrane effective area is little, filtration efficiency is too low, and easily block up the membrane, need frequently change the filter membrane, consume a large amount of time, buchner flask volume is mostly below 2000ml, when filtering a large amount of solvent, need frequently shift, it is very inconvenient, and buchner flask and top suction filtration mouth pass through dull polish face contact, because of the buchner flask is in the negative pressure state for a long time during operation, it is closely adsorbed together to be very likely, and this traditional suction filtration device is almost all glass material, when separating, very easily crumble buchner flask or suction mouth, even cause personnel's injury.

SUMMERY OF THE UTILITY MODEL

The present invention is directed to an improved solvent filter for solving the above problems.

The utility model discloses a following technical scheme realizes above-mentioned purpose:

the utility model provides an improved generation solvent filter, includes screw thread mouth buchner flask, counterpoint union piece, suction filtration chamber spare, bucket ring seat and filter bowl soon, screw thread mouth buchner flask's top bottleneck department has connect soon counterpoint union piece soon, counterpoint union piece's a body coupling suction filtration chamber spare, the top fixed mounting of suction filtration chamber spare has bucket ring seat, bucket seat top pad groove has been seted up at the top of bucket ring seat, a through-hole has been seted up to the tank bottom in bucket seat top pad groove, the bottom fill mouth department body coupling of filter bowl has the filtration intubate, the bottom of filtering the intubate extends to through a through-hole the inside suction filtration intracavity of suction filtration chamber spare, the top fixed mounting of filter bowl has fill top ring, the filter bowl has been placed to the top support of fill top ring.

Furthermore, a suction filtration air hole is formed in the wall of the suction filtration cavity piece, a suction filtration pipe is integrally connected to the outer side hole edge of the suction filtration air hole, and a pipe channel of the suction filtration pipe is communicated with the suction filtration cavity of the suction filtration cavity piece.

Furthermore, a dustproof cover is buckled at the cup opening at the top of the filter cup.

Furthermore, an O-shaped ring gasket is arranged in a groove plug of the bucket seat top pad groove.

Has the advantages that: improved generation solvent filter avoided combining the problem that closely is difficult to the separation because of suction filtration mouth and the buchner flask that the suction filtration negative pressure caused to can change the filter hopper of different specification top filter mouths in a flexible way through the grafting mode, also can compatible most standard bore (like GL 45) various specification screw thread mouth buchner flasks.

Drawings

FIG. 1 is a block diagram of an improved solvent filter according to the present invention;

fig. 2 is a bucket ring seat structure diagram of an improved solvent filter according to the present invention.

The reference numerals are explained below:

1. the filter flask is drawn through the threaded opening; 2. aligning and screwing the connecting piece; 3. pumping and filtering the cavity piece; 4. a bucket ring seat; 5. a filter hopper; 6. a bucket top ring; 7. a filter bowl; 8. a dust cover; 9. a suction filter tube; 10. a bucket seat top cushion groove; 11. a seat through hole.

Detailed Description

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are used merely for convenience of description and simplification of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore are not to be construed as limiting the present invention, and that the terms "mounted", "connected", and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.

The present invention will be further explained with reference to the accompanying drawings:

as shown in fig. 1-2, an improved solvent filter is composed of a threaded-mouth suction flask 1, an alignment rotary connector 2, a suction filtration cavity 3, a bucket ring seat 4 and a filter bucket 5;

a contraposition rotating connector 2 is screwed at a bottle mouth at the top of the threaded mouth suction bottle 1, the top of the contraposition rotating connector 2 is integrally connected with a suction filtration cavity piece 3, a bucket ring seat 4 is fixedly installed at the top of the suction filtration cavity piece 3, a bucket seat top cushion groove 10 is formed in the top of the bucket ring seat 4, and a seat through hole 11 for inserting a filtration cannula is formed in the bottom of the bucket seat top cushion groove 10;

the mouth of the threaded-port suction bottle 1 is provided with a GL45 threaded port, the contraposition screwing piece 2 is made of polypropylene, the threaded-port suction bottle 1 can be replaced by a GL45 blue-cap reagent bottle which is universal in laboratories, the cost is low, the kit has various specifications, 50ml-10000ml or even larger specifications, a filtered solvent can be stored in the blue-cap reagent bottle and can be directly used for equipment such as a high performance liquid chromatograph, the re-transfer is not needed, and the threaded screwing connection of the threaded-port suction bottle 1 and the contraposition screwing piece 2 avoids the problem that the suction port and the suction bottle cannot be opened due to long-term negative pressure of suction filtration;

the bottom fill mouth department an organic whole of filter hopper 5 is connected with the filtration intubate, the bottom of filtering the intubate extends to the inside suction filtration intracavity of suction filtration chamber spare 3 through a seat through-hole 11, and the top fixed mounting of filter hopper 5 has fill top ring 6, and the top support of fill top ring 6 has placed filter bowl 7, and the bottom of filter bowl 7 is equipped with and fights 6 assorted bottle ring mouths on the top, and the top of filter bowl 7 is equipped with the inlet.

In this embodiment, the suction filtration gas pocket has been seted up on the chamber wall of suction filtration chamber spare 3, the outside hole in suction filtration gas pocket is connected with suction filtration pipe 9 along a department an organic whole, and the pipe passageway of suction filtration pipe 9 communicates the suction filtration intracavity of suction filtration chamber spare 3, and counterpoint swivel connected coupler 2, suction filtration chamber spare 3, fill ring seat 4 adopt the integrated into one piece's of moulding plastics mould to make.

In this embodiment, the top cup opening of the filter cup 7 is covered by a dust cover 8.

In this embodiment, the inside of the bowl top pad groove 10 is plugged with an O-ring gasket for creating an internal negative pressure when the bottom of the filter bowl 5 is sealed from the bowl top ring 6 during suction filtration.

In the structure, the contraposition rotating part 2 is connected to the threaded-port suction bottle 1 in a rotating manner, then the filtering insertion pipe at the bottom of the filter bucket 5 is inserted into the filtering air hole, the filter bucket 5 is rotated once to be in full contact with the O-shaped ring gasket, then the pipe orifice of the filtering pump is connected with the filtering pipe 9, the filter cup 7 is placed on the bucket top ring 6, a filtering membrane for filtering is pressed between the bucket top ring 6 and the filter cup 7, the top of the bucket top ring 6 is provided with a frosted surface, and the bucket top ring 6 and the filter bucket 5 replace the traditional integral sand core filter bucket and can be detached and replaced;

when the filter is not used or is detached, the contraposition rotary connecting piece 2 is screwed off, and the filter funnel 5 is pulled out and inserted.

The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. An improved solvent filter, comprising: including screw thread mouth buchner flask, counterpoint union piece soon, suction filtration chamber spare, bucket ring seat and filter bowl, screw thread mouth buchner flask's top bottleneck department has connect soon the union piece soon of counterpointing, counterpoint union piece soon's top body coupling suction filtration chamber spare, the top fixed mounting of suction filtration chamber spare has bucket ring seat, bucket seat top pad groove has been seted up at the top of bucket ring seat, a through-hole has been seted up to the tank bottom portion in bucket seat top pad groove, the bottom mouth department body coupling of filter bowl has the filtration intubate, the bottom of filtering the intubate extends to through a through-hole the inside suction filtration intracavity of suction filtration chamber spare, the top fixed mounting of filter bowl has fill top ring, the top support of fill top ring has placed the filter bowl.

2. An improved solvent filter as defined in claim 1, wherein: the suction filtration cavity piece is characterized in that a suction filtration air hole is formed in the cavity wall of the suction filtration cavity piece, a suction filtration pipe is integrally connected to the outer side hole edge of the suction filtration air hole, and a pipe channel of the suction filtration pipe is communicated with the suction filtration cavity of the suction filtration cavity piece.

3. An improved solvent filter as defined in claim 1, wherein: and a dustproof cover is buckled at the cup opening at the top of the filter cup.

4. An improved solvent filter as defined in claim 1, wherein: and an O-shaped ring gasket is arranged in the groove plug of the bucket seat top pad groove.