CN209451423U

CN209451423U - A kind of disposal vacuum filter

Info

Publication number: CN209451423U
Application number: CN201822050346.9U
Authority: CN
Inventors: 唐苏秦
Original assignee: Jiangsu Green Union Scientific Instrument Co Ltd
Current assignee: Jiangsu Green Union Scientific Instrument Co Ltd
Priority date: 2018-12-07
Filing date: 2018-12-07
Publication date: 2019-10-01
Anticipated expiration: 2028-12-07

Abstract

The utility model discloses a kind of disposal vacuum filters, including the first bottle body, middle position at the top of first bottle body is provided with the first bottleneck, and first is connected with the second bottleneck at the top of bottleneck, the first filtering cabin is provided at the top of second bottleneck, and first the top of filtering cabin the second filtering cabin is connected with by isocon, syringe needle is provided at the top of second filtering cabin, and the top of the second filtering cabin is connected with the second bottle body by syringe needle.First filtering cabin of the utility model setting is attached with the second filtering cabin by isocon, slow down the rate of filtration, two groups of filtering cabins match simultaneously, so that filter effect is more preferable, the installation for facilitating the second bottle body is matched with rubber pad by the syringe needle of setting, under the action of being matched by internal screw thread with external screw thread, reset spring is matched with rotary sleeve is sealed fixation to the first bottleneck and the second bottleneck, so that the device sealing effect is more preferable.

Description

A kind of disposal vacuum filter

Technical field

The utility model relates to filter application field, specially a kind of disposal vacuum filter.

Background technique

Vacuum filter is the disposable filtering consumptive material for substituting solvent filter, and sterile independent packaging is inside welded with corresponding The filter membrane of specification, it is disposable, the worry of cleaning and sterilizing is eliminated, a large amount of artificial, filter PS material system is saved At mating vacuum diaphragm pump uses, and can be used for filtering the sample of large capacity, and filtered sample can be directly entered receiving flask, rotation Upper cover can be stored directly, but present disposal vacuum filter tightly causes solution to be revealed because of poorly sealed, shadow Experimental data is rung, while can not carry out installation to disposal vacuum filter well causes filtering rate to slow down, and mistake Fast speed is filtered, causes filter effect bad.

Utility model content

The purpose of this utility model is to provide a kind of disposal vacuum filters, to solve to propose in above-mentioned background technique The problem of.

To achieve the above object, the utility model provides the following technical solutions: a kind of disposal vacuum filter, including the One bottle body, the middle position at the top of first bottle body is provided with the first bottleneck, and is connected with second at the top of the first bottleneck Bottleneck is provided with the first filtering cabin at the top of second bottleneck, and the top of the first filtering cabin is connected with by isocon Two filtering cabins are provided with syringe needle at the top of second filtering cabin, and the top of the second filtering cabin is connected with second by syringe needle Bottle body, the middle position at the top of second bottle body are provided with ventilation storehouse, and the second bottleneck ear side, which is provided with, to be run through Exhaust tube to the first bottle body, and rotary sleeve is provided on the outside of the second bottleneck bottom end.

Preferably, first filtering cabin is identical as the second filtering chamber structure, and the first filtering cabin and the second filtering cabin Inside is all provided with filter screen.

Preferably, the number of the isocon is four groups, and isocon described in four groups is distributed in the first filtering in " ten " font Between storehouse and the second filtering cabin.

Preferably, the middle position of second bottle body bottom is provided with the rubber pad matched with syringe needle, and syringe needle Surface be evenly arranged with through-hole.

Preferably, the inner wall of first bottleneck and the inner wall of rotary sleeve are all provided with internal screw thread, first bottleneck Outside and the outside of the second bottleneck receive all to be provided with external screw thread, are provided with limit plate, and second on the outside of second bottleneck Bottleneck is provided with reset spring by limit plate.

Preferably, the middle position of the first bottle body front surface is provided with graduation apparatus.

Compared with prior art, the utility model has the beneficial effects that the first filtering cabin and the of the utility model setting Two filtering cabins are attached by isocon, slow down the rate of filtration, while two groups of filtering cabins match, so that filter effect is more It is good, the installation for facilitating the second bottle body is matched with rubber pad by the syringe needle of setting, is matched by internal screw thread with external screw thread Under effect, reset spring is matched with rotary sleeve is sealed fixation to the first bottleneck and the second bottleneck, so that the device seals Effect is more preferable, so that experimental data is more acurrate, while facilitating the installation of the first bottle body, two ways combines so that the device It installs more easy.

Detailed description of the invention

Fig. 1 is the overall structure diagram of the utility model；

Fig. 2 is the first filtering cabin top structure schematic diagram of the utility model；

Fig. 3 is the second Bottle structure schematic diagram of the utility model；

Fig. 4 is first bottleneck and the second bottleneck connection schematic diagram of the utility model.

In figure: 1, the first bottle body；2, the first bottleneck；3, rotary sleeve；4, the first filtering cabin；5, ventilation storehouse；6, the second bottle body； 7, the second filtering cabin；8, isocon；9, exhaust tube；10, the second bottleneck；11, syringe needle；12, rubber pad；13, limit plate；14, multiple Position spring；15, internal screw thread；16, external screw thread.

Specific embodiment

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work Every other embodiment obtained, fall within the protection scope of the utility model.

Fig. 1-4 is please referred to, a kind of embodiment provided by the utility model: a kind of disposal vacuum filter, including first The middle position of bottle body 1,1 top of the first bottle body is provided with the first bottleneck 2, and the top of the first bottleneck 2 is connected with second bottle Mouthfuls 10, the top of the second bottleneck 10 is provided with the first filtering cabin 4, and the top of the first filtering cabin 4 is connected with the by isocon 8 Two filtering cabins 7, the top of the second filtering cabin 7 are provided with syringe needle 11, and the top of the second filtering cabin 7 is connected with the by syringe needle 11 The middle position of two bottle bodies 6,6 top of the second bottle body is provided with ventilation storehouse 5, and 10 ear side of the second bottleneck, which is provided with, to be through to Exhaust tube 9 inside first bottle body 1, and rotary sleeve 3 is provided on the outside of 10 bottom end of the second bottleneck.

First filtering cabin 4 of the utility model setting is attached with the second filtering cabin 7 by isocon 8, and filtering is slowed down Speed, while two groups of filtering cabins match passes through the syringe needle 11 of setting and 12 side of matching of rubber pad so that filter effect is more preferable Just the installation of the second bottle body 6.

Please emphatically refering to fig. 1, the first filtering cabin 4 is identical as 7 structure of the second filtering cabin, and the first filtering cabin 4 and the second mistake The inside of filter position 7 is all provided with filter screen, and the number of isocon 8 is four groups, and four groups of isocons 8 are distributed in first in " ten " font Between filtering cabin 4 and the second filtering cabin 7.

This kind of the first filtering cabin of disposal vacuum filter 4 matches realization double filtration with the second filtering cabin 7, is shunting Under the action of pipe 8, the purpose slowed down the rate of filtration is completed, two ways combines so that filter effect is more preferable.

It please focus on refering to Fig. 4, the inner wall of the first bottleneck 2 and the inner wall of rotary sleeve 3 are all provided with internal screw thread 15, the first bottleneck 2 outside and the outside of the second bottleneck 10 receive all to be provided with external screw thread 16, and the outside of the second bottleneck 10 is provided with limit plate 13, And second bottleneck 10 reset spring 14 is provided with by limit plate 13.

This kind of disposal vacuum filter is interacted by the reset spring 14 and limit plate 13 of setting, so that rotary sleeve Complete to purpose fixed between the first bottleneck 2 and the second bottleneck 10, the internal screw thread 15 of setting matched with external screw thread 16 so that It is removed and installed between first bottleneck 2 and the second bottleneck 10 more convenient.

It please focus on refering to Fig. 2 and 3, the middle position of 6 bottom of the second bottle body is provided with the rubber matched with syringe needle 11 Pad 12, and the surface of syringe needle 11 is evenly arranged with through-hole, the middle position of 1 front surface of the first bottle body is provided with graduation apparatus.

This kind of disposal vacuum filter is interacted by the syringe needle 11 and rubber pad 12 of setting, is completed to the second bottle body 6 installation is fixed, and the through-hole of setting is convenient for the solution flowing in the second bottle body 6, and the graduation apparatus of setting is convenient for the first bottle body 1 of observation Interior solution conditions.

Working principle: first in the case where internal screw thread 15 is matched with external screw thread 16, so that the first bottleneck 2 and second bottle Mouth 10 is once fixed, and turns rotary sleeve 3 later, and under the cooperation of internal screw thread 15 and external screw thread 16, rotary sleeve 3 is to first bottle Mouth 2 is fixed with the second bottleneck 10, and under the action of reset spring 14,3 fixed effect of rotary sleeve is more preferable, later by second bottle In 6 insertion needle 11 of body, exhaust tube 9 being accessed into air pump, starts air pump later, air pump is evacuated the first bottle body 1, Solution in second bottle body 6 is flowed into the second filtering cabin 7 and is once filtered under the action of through-hole, is carried out after once filtering Solution flowed into the second filtering cabin 7 by isocon 8 and complete secondary filter, the solution of secondary filter enters in the first bottle body 1, Until the second bottle body 6 in solution filtering after the completion of, turn rotary sleeve 3 and rotary sleeve 3 made to leave the first bottleneck 10, then including Under the action of screw thread 15 and external screw thread 16, so that the device leaves the first bottle body 1, then the first bottle body 1 is carried out with sealing cover It seals up for safekeeping, the second bottle body and the device is subjected to cleaning destruction, complete the operational process of the device.

It is obvious to a person skilled in the art that the present invention is not limited to the details of the above exemplary embodiments, and And without departing substantially from the spirit or essential attributes of the utility model, it can realize that this is practical new in other specific forms Type.Therefore, in all respects, the present embodiments are to be considered as illustrative and not restrictive, this is practical new The range of type is indicated by the appended claims rather than the foregoing description, it is intended that containing for the equivalent requirements of the claims will be fallen in All changes in justice and range are embraced therein.It should not treat any reference in the claims as limiting Related claim.

Claims

1. a kind of disposal vacuum filter, including the first bottle body (1), it is characterised in that: at the top of first bottle body (1) Between be provided with the first bottleneck (2) at position, and the second bottleneck (10) are connected at the top of the first bottleneck (2), second bottleneck (10) it is provided at the top of the first filtering cabin (4), and the top of the first filtering cabin (4) is connected with the second mistake by isocon (8) Filter position (7) is provided with syringe needle (11) at the top of second filtering cabin (7), and passes through syringe needle at the top of the second filtering cabin (7) (11) it being connected with the second bottle body (6), the middle position at the top of second bottle body (6), which is provided with, divulges information storehouse (5), and described second Bottleneck (10) ear side, which is provided with, is through to the internal exhaust tube (9) of the first bottle body (1), and the second bottleneck (10) bottom end is outer Side is provided with rotary sleeve (3).

2. a kind of disposal vacuum filter according to claim 1, it is characterised in that: first filtering cabin (4) with Second filtering cabin (7) structure is identical, and the inside of the first filtering cabin (4) and the second filtering cabin (7) is all provided with filter screen.

3. a kind of disposal vacuum filter according to claim 1, it is characterised in that: the number of the isocon (8) It is four groups, isocon described in four groups (8) is distributed between the first filtering cabin (4) and the second filtering cabin (7) in " ten " font.

4. a kind of disposal vacuum filter according to claim 1, it is characterised in that: the second bottle body (6) bottom Middle position be provided with the rubber pad (12) matched with syringe needle (11), and the surface of syringe needle (11) be evenly arranged with it is logical Hole.

5. a kind of disposal vacuum filter according to claim 1, it is characterised in that: first bottleneck (2) it is interior The inner wall of wall and rotary sleeve (3) is all provided with internal screw thread (15), the outside of first bottleneck (2) and the second bottleneck (10) it is outer It flanks by being all provided with external screw thread (16), is provided with limit plate (13) on the outside of second bottleneck (10), and the second bottleneck (10) limit plate (13) are provided with reset spring (14).

6. a kind of disposal vacuum filter according to claim 1, it is characterised in that: table before first bottle body (1) The middle position in face is provided with graduation apparatus.