CN219194942U - Pretreatment-free bacteria-retaining disposable filter - Google Patents
Pretreatment-free bacteria-retaining disposable filter Download PDFInfo
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- CN219194942U CN219194942U CN202320342190.XU CN202320342190U CN219194942U CN 219194942 U CN219194942 U CN 219194942U CN 202320342190 U CN202320342190 U CN 202320342190U CN 219194942 U CN219194942 U CN 219194942U
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- suction filtration
- sample container
- pretreatment
- filtration base
- filter material
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Abstract
The utility model discloses a pretreatment-free bacteria interception disposable filter, which comprises a sample container, a suction filtration base arranged on the sample container and a filter material supporting plate arranged on the suction filtration base; the device is characterized in that a plurality of breaking and breaking pieces are arranged on the sample container; the sample container and the suction filtration base are of an integrated structure, and aseptic packaging is carried out after pre-sterilization. According to the utility model, the sample container and the suction filtration base are arranged into an integrated structure, and aseptic packaging is carried out after pre-sterilization, so that the sample container is a disposable product, and complex pretreatment in the later period and no verification process of pretreatment are avoided, thereby improving the bacterial sampling efficiency and reducing the labor intensity of staff; the broken piece is broken by extrusion, and the filtered filter material is broken and taken between the sample container and the suction filtration base, so that the filter material is convenient to take.
Description
Technical Field
The utility model relates to the technical field of bacteria-retaining filters, in particular to a pretreatment-free bacteria-retaining disposable filter.
Background
In the prior art, the sample container and the suction filtration base are of split type structures, and the filter material between the sample container and the suction filtration base needs to be manually moved, so that the possibility of pollution is increased, the sample container and the suction filtration base need to be preprocessed before being used next time after each use, and the preprocessing sterile verification process is performed, so that the bacterial sampling efficiency is reduced, and the labor intensity of workers is increased. For this purpose, pretreatment-free bacteria-retaining disposable filters are proposed.
Disclosure of Invention
The aim of the present utility model is to solve the above problems by proposing a pretreatment-free bacterial-retaining disposable filter
In order to achieve the above purpose, the present utility model provides the following technical solutions: the pretreatment-free bacteria interception disposable filter comprises a sample container, a suction filtration base arranged on the sample container and a filter material supporting plate arranged on the suction filtration base; the device is characterized in that a plurality of breaking and breaking pieces are arranged on the sample container; the sample container and the suction filtration base are of an integrated structure, and aseptic packaging is carried out after pre-sterilization.
Preferably, the breaking tabs are arranged circumferentially uniformly on the sample container.
Preferably, the sample container is fixedly connected with the suction filtration base through ultrasonic welding; the sample container is provided with a connecting and positioning boss; the suction filtration base is provided with a connection positioning groove matched with the connection positioning boss.
Preferably, the suction filtration base is provided with a mounting groove matched with the filtration material supporting plate; and the filter material supporting plate is provided with a filter material.
Preferably, the filter medium is a black background color, a white grid.
Preferably, the suction filtration base is also provided with suction filtration sealing rubber.
The utility model has the beneficial effects that: the sample container and the suction filtration base are installed into an integrated structure, and aseptic packaging is carried out after pre-sterilization, so that the sample container is a disposable product, and complex pretreatment and no verification process of pretreatment in the later period are avoided, thereby improving the bacterial sampling efficiency and reducing the labor intensity of staff;
the broken piece is broken by extrusion, and the filtered filter material is broken and taken between the sample container and the suction filtration base, so that the filter material is convenient to take.
Drawings
Fig. 1 is a schematic structural view of the present utility model.
Fig. 2 is a cross-sectional view of the present utility model.
Fig. 3 is a schematic structural view of a suction filtration base of the present utility model.
Legend description: 1 a sample container; 101 is connected with a positioning boss; 2, suction filtration of the base; 201 is connected with a positioning groove; 202 mounting slots; 3, a filter material supporting plate; 301 a filter material; 4, breaking the breaking piece; and 5, filtering the sealing rubber.
Detailed Description
The pretreatment-free bacterial-retaining disposable filter according to the present utility model will be further described with reference to the accompanying drawings.
Referring to fig. 1 to 3, the pretreatment-free bacteria-retaining disposable filter in this embodiment comprises a sample container 1, a suction filtration base 2 arranged on the sample container 1, and a filter support plate 3 arranged on the suction filtration base 2; the device is characterized in that a plurality of breaking and breaking pieces 4 are arranged on the sample container 1; the sample container 1 and the suction filtration base 2 are of an integrated structure, and aseptic packaging is carried out after pre-sterilization; the sample container 1 and the suction filtration base 2 are installed into an integrated structure, and aseptic packaging is carried out after pre-sterilization, so that the sample container is a disposable product, and complex pretreatment in the later period and no verification process of pretreatment are avoided, thereby improving the bacterial sampling efficiency and reducing the labor intensity of staff; the filtered filter 301 is broken and taken between the sample container 1 and the suction filtration base 2 by using the squeezing breaking piece 4, thereby facilitating the taking of the filter 301.
Referring to fig. 1-3, the breaking tabs 4 are uniformly circumferentially disposed on the sample container 1; the sample container 1 is fixedly connected with the suction filtration base 2 through ultrasonic welding; a connecting and positioning boss 101 is arranged on the sample container 1; the suction filtration base 2 is provided with a connection positioning groove 201 which is matched with the connection positioning boss 101; the suction filtration base 2 is provided with a mounting groove 202 which is matched with the filtration material supporting plate 3; the filter material supporting plate 3 is provided with a filter material 301; the filter material 301 is a black background color and a white grid; the suction filtration base 2 is also provided with suction filtration sealing rubber 5; the connection positioning boss 101 on the sample container 1 is arranged in the connection positioning groove 201 on the suction filtration base 2, and ultrasonic welding is carried out between the sample container 1 and the suction filtration base 2, so that the connection between the sample container 1 and the suction filtration base 2 is facilitated; by setting the filter 301 to a black background color, a white grid, the bacteria are yellow, and thus the bacteria are observed and counted after cultivation.
In the utility model, firstly, a filter material supporting plate 3 is arranged in a mounting groove 202 on a suction filtration base 2, a filter material 301 is placed in the filter material supporting plate 3, then a connecting and positioning boss 101 on a sample container 1 is arranged in a connecting and positioning groove 201 on the suction filtration base 2, ultrasonic welding is carried out between the sample container 1 and the suction filtration base 2, the sample container 1 and the suction filtration base 2 form an integrated structure, then suction filtration sealing rubber 5 is sleeved on the suction filtration base 2, when in use, the suction filtration base 2 is inserted into a suction filtration bottle connected with a vacuum pump, the suction filtration bottle is pumped into negative pressure by the vacuum pump, a sample in the sample container 1 enters the suction filtration bottle through the filter material 301 and the suction filtration base 2, then a breaking piece 4 on the sample container 1 is extruded, the filtered filter material 301 is broken between the sample container 1 and the suction filtration base 2, and the filter material 301 is placed in a culture medium for culture.
The above embodiments are illustrative of the present utility model, and not limiting, and any simple modifications of the present utility model fall within the scope of the present utility model.
Claims (6)
1. The pretreatment-free bacteria interception disposable filter comprises a sample container (1), a suction filtration base (2) arranged on the sample container (1) and a filter material supporting plate (3) arranged on the suction filtration base (2); it is characterized in that a plurality of breaking and breaking pieces (4) are arranged on the sample container (1); the sample container (1) and the suction filtration base (2) are of an integrated structure, and aseptic packaging is carried out after pre-sterilization.
2. The pretreatment-free bacterial entrapment disposable filter of claim 1 wherein: the breaking tabs (4) are arranged uniformly circumferentially on the sample container (1).
3. The pretreatment-free bacterial entrapment disposable filter of claim 1 wherein: the sample container (1) is fixedly connected with the suction filtration base (2) through ultrasonic welding; a connecting and positioning boss (101) is arranged on the sample container (1); the suction filtration base (2) is provided with a connection positioning groove (201) which is matched with the connection positioning boss (101).
4. The pretreatment-free bacterial entrapment disposable filter of claim 1 wherein: the suction filtration base (2) is provided with a mounting groove (202) which is matched with the filter material supporting plate (3); the filter material supporting plate (3) is provided with a filter material (301).
5. The pretreatment-free bacterial entrapment disposable filter of claim 4 wherein: the filter material (301) is black ground color and white grille.
6. A pretreatment-free bacterial entrapment disposable filter according to claim 3 wherein: and the suction filtration base (2) is also provided with suction filtration sealing rubber (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320342190.XU CN219194942U (en) | 2023-02-28 | 2023-02-28 | Pretreatment-free bacteria-retaining disposable filter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320342190.XU CN219194942U (en) | 2023-02-28 | 2023-02-28 | Pretreatment-free bacteria-retaining disposable filter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219194942U true CN219194942U (en) | 2023-06-16 |
Family
ID=86714102
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320342190.XU Active CN219194942U (en) | 2023-02-28 | 2023-02-28 | Pretreatment-free bacteria-retaining disposable filter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219194942U (en) |
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2023
- 2023-02-28 CN CN202320342190.XU patent/CN219194942U/en active Active
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