CN220913064U - Sample injection bottle with filtering capability - Google Patents

Abstract

The utility model relates to the technical field of sample injection bottles, and discloses a sample injection bottle with a filtering function, which comprises a bottle body, wherein a first cylinder is fixedly connected to the inner wall of the bottle body, a positioning groove is formed in the inner wall of the first cylinder, a second cylinder is arranged at the bottoms of the inner wall of the first cylinder and the inner wall of the bottle body, a positioning column is fixedly connected to the surface of the second cylinder, the surface of the positioning column is in contact with the inner wall of the positioning groove, and scraping plates are fixedly connected to the left side and the right side of the inner wall of the second cylinder. According to the utility model, through the cooperation of the first cylinder, the positioning groove and the positioning column, the second cylinder cannot rotate after being inserted into the first cylinder, meanwhile, when the second cylinder is inserted into the first cylinder, the rotary support can be rotated to enable the filter membrane to rotate, impurities at the bottom of the filter membrane are separated from the filter membrane through the scraping plate, and therefore the filter membrane cannot be smoothly inserted into the bottle body due to the fact that the filter membrane is blocked by the impurities when the filter membrane is inserted into the bottle body.

Description

Sample injection bottle with filtering capability

Technical Field

The utility model relates to the technical field of sample injection bottles, in particular to a sample injection bottle with a filtering function.

Background

Sample bottles are typically containers for taking samples to be tested when performing chromatographic experiments on substances. The sample bottles are typically made of hydrolyzed glass or borosilicate. Sample bottles used in the laboratory are typically flat bottom sample bottles.

At present, sample injection bottles with filtering functions in the market mostly comprise an outer bottle, an inner bottle, a filter membrane, a bottle cap and a sealing gasket, wherein when the inner bottle is inserted into the outer bottle, sample liquid in the outer bottle can be filtered through the filter membrane on the inner bottle, for example, the sample injection bottle for chromatographic analysis disclosed in Chinese patent publication No. CN207379990U, but when impurities in the sample liquid are filtered through the filter membrane, the impurities are adsorbed on the filter membrane, and then the filter membrane cannot be smoothly inserted into the bottle due to the fact that the filter membrane is blocked by the impurities.

Disclosure of utility model

The utility model aims to solve the defects existing in the prior art, such as: at present, sample injection bottle with filtering capability on the market mostly comprises outer bottle, interior bottle, filter membrane, bottle lid and sealed pad, wherein, when interior bottle inserts in the outer bottle, can filter the interior appearance liquid of outer bottle through the filter membrane on the interior bottle, but when filtering the impurity in the appearance liquid through the filter membrane, owing to impurity can adsorb on the filter membrane, and then often can lead to the filter membrane to be unable smooth and easy inserting in the bottle because of the filter membrane is blockked up by impurity, and a sample injection bottle with filtering capability is proposed.

In order to achieve the above purpose, the present utility model adopts the following technical scheme:

The utility model provides a sample injection bottle with filtering capability, includes the bottle, the first drum of inner wall fixedly connected with of bottle, the constant head tank has been seted up to the inner wall of first drum, the bottom of the inner wall of first drum and bottle all is provided with the second drum, the fixed surface of second drum is connected with the reference column, the surface and the inner wall contact of constant head tank of reference column, the equal fixedly connected with scraper blade in the left and right sides of second drum inner wall, the inner wall fixedly connected with runing rest of second drum, the bottom bonding of runing rest has the filter membrane, the bottom and the upper surface contact of scraper blade of filter membrane, the surface threaded connection of bottle has the bottle lid, the inner wall laminating of bottle lid is provided with sealed pad, the upper surface of bottle and the upper surface of second drum all with sealed surface contact of pad, the centre bore has been seted up to the upper surface of bottle lid.

Preferably, the rotating support comprises a first circular ring, the surface of the first circular ring is fixedly connected with the inner wall of the second cylinder, limiting rings are respectively arranged on the upper side and the lower side of the first circular ring in a fitting mode, an upright post is fixedly connected with the inner wall of the limiting rings, the surface of the upright post is in contact with the inner wall of the first circular ring, a second circular ring is fixedly connected with the bottom of the upright post, the bottom of the second circular ring is adhered to the upper surface of the filter membrane, a third circular ring is fixedly connected with the upper surface of the upright post, the surface of the second circular ring and the surface of the third circular ring are in contact with the inner wall of the second cylinder, and a cross column is fixedly connected with the inner wall of the third circular ring.

Preferably, the scraper is in a strip shape, and the center of the scraper is on the same vertical line with the axis of the second cylinder.

Preferably, the round hole has been seted up to the bottom of bottle, the inner wall fixedly connected with third drum of round hole, the bottom fixedly connected with first plectane of third drum, the upper surface of first plectane and the upper surface of bottle all fixedly connected with support column, the upper surface fixedly connected with spring of first plectane, the upper surface laminating of spring is provided with the second plectane, the upper surface of second plectane and the bottom fixedly connected with of scraper blade.

Preferably, the axis of the third cylinder is on the same vertical line as the axis of the second cylinder.

Preferably, the front side, the rear side and the upper surface of the second circular plate of the scraping plate are fixedly connected with reinforcing blocks.

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

(1) According to the utility model, through the cooperation of the first cylinder, the positioning groove and the positioning column, the second cylinder cannot rotate after being inserted into the first cylinder, meanwhile, when the second cylinder is inserted into the first cylinder, the rotary support can be rotated to enable the filter membrane to rotate, impurities at the bottom of the filter membrane are separated from the filter membrane through the scraping plate, and therefore the filter membrane cannot be smoothly inserted into the bottle body due to the fact that the filter membrane is blocked by the impurities when the filter membrane is inserted into the bottle body.

(2) According to the utility model, the round hole, the third cylinder, the first circular plate, the support column, the spring and the second circular plate are arranged, wherein when the bottle cap is screwed on the bottle body, the spring is compressed through the second circular plate, after the bottle cap is unscrewed from the bottle body, the second cylinder can move upwards for a certain distance through the thrust of the compressed spring to the second circular plate, and the top of the second cylinder is higher than the top of the bottle body, so that a user can take out the second cylinder from the bottle body more conveniently.

Drawings

FIG. 1 is a schematic illustration of the structure of the present utility model;

FIG. 2 is a top view of the bottle of the present utility model;

FIG. 3 is a top view of a second cylinder of the present utility model;

FIG. 4 is a front view of a swivel bracket of the utility model;

FIG. 5 is a cross-sectional view taken along line A-A of FIG. 4 in accordance with the present utility model;

Fig. 6 is a top view of a third ring of the present utility model.

In the figure: 1. a bottle body; 2. a first cylinder; 3. a positioning groove; 4. a second cylinder; 5. positioning columns; 6. a scraper; 7. a rotating bracket; 71. a first ring; 72. a limiting ring; 73. a column; 74. a second ring; 75. a third ring; 76. a cross column; 8. a filter membrane; 9. a bottle cap; 10. a sealing gasket; 11. a central bore; 12. a round hole; 13. a third cylinder; 14. a first circular plate; 15. a support column; 16. a spring; 17. a second circular plate; 18. and (5) reinforcing the block.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.

In the description of the present utility model, it should be understood that the terms "upper," "lower," "front," "rear," "left," "right," "top," "bottom," "inner," "outer," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the present utility model and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

Embodiment one:

Referring to fig. 1-6, a sample injection bottle with filtering function comprises a bottle body 1, wherein the inner wall of the bottle body 1 is fixedly connected with a first cylinder 2, the inner wall of the first cylinder 2 is provided with a positioning groove 3, the inner wall of the first cylinder 2 and the bottom of the inner wall of the bottle body 1 are both provided with a second cylinder 4, the surface of the second cylinder 4 is fixedly connected with a positioning column 5, the surface of the positioning column 5 is contacted with the inner wall of the positioning groove 3, the second cylinder 4 can not rotate after being inserted into the first cylinder 2 through the cooperation of the first cylinder 2, the positioning groove 3 and the positioning column 5, the left side and the right side of the inner wall of the second cylinder 4 are fixedly connected with scraping plates 6, the shape of the scraping plates 6 is in a strip shape, the center of each scraping plate 6 and the axis of the second cylinder 4 are on the same vertical line, the inner wall of the second cylinder 4 is fixedly connected with a rotary bracket 7, the filter membrane 8 has been glued to the bottom of runing rest 7, the bottom of filter membrane 8 and the upper surface contact of scraper blade 6, after second drum 4 inserts in first drum 2, accessible rotation runing rest 7 makes filter membrane 8 rotate, and separate filter membrane 8 with the impurity of filter membrane 8 bottom through scraper blade 6, the surface threaded connection of bottle 1 has bottle lid 9, the inner wall laminating of bottle lid 9 is provided with sealing gasket 10, the upper surface of bottle 1 and the upper surface of second drum 4 all contact with sealing gasket 10's surface, seal the junction between bottle lid 9 and the bottle 1 and the clearance department between bottle lid 9 and the second drum 4 through sealing gasket 10, centre bore 11 has been seted up to the upper surface of bottle lid 9, make the sample needle can directly puncture sealing gasket 10 through centre bore 11.

The rotating bracket 7 comprises a first circular ring 71, the surface of the first circular ring 71 is fixedly connected with the inner wall of the second cylinder 4, limiting rings 72 are respectively arranged on the upper side and the lower side of the first circular ring 71 in a fitting mode, an upright post 73 is fixedly connected to the inner wall of the limiting rings 72, the surface of the upright post 73 is in contact with the inner wall of the first circular ring 71, the upright post 73 cannot move up and down in the first circular ring 71 through the cooperation of the limiting rings 72 and the first circular ring 71, meanwhile, the upright post 73 can freely rotate in the first circular ring 71, a second circular ring 74 is fixedly connected to the bottom of the upright post 73, the bottom of the second circular ring 74 is adhered to the upper surface of the filter membrane 8, a third circular ring 75 is fixedly connected to the upper surface of the upright post 73, the surface of the second circular ring 74 and the surface of the third circular ring 75 are in contact with the inner wall of the second cylinder 4, and a transverse post 76 is fixedly connected to the inner wall of the third circular ring 75, and a user can rotate the third circular ring 75 conveniently through the transverse post 76.

Embodiment two:

Referring to fig. 1-3, a round hole 12 is formed in the bottom of the bottle body 1, a third cylinder 13 is fixedly connected to the inner wall of the round hole 12, the axis of the third cylinder 13 is on the same vertical line with the axis of the second cylinder 4, a first circular plate 14 is fixedly connected to the bottom of the third cylinder 13, a support column 15 is fixedly connected to the upper surface of the first circular plate 14 and the upper surface of the bottle body 1, a spring 16 is fixedly connected to the upper surface of the first circular plate 14, a second circular plate 17 is attached to the upper surface of the spring 16, the upper surface of the second circular plate 17 is fixedly connected to the bottom of the scraper 6, when the bottle cap 9 is screwed on the bottle body 1, the spring 16 is compressed through the second circular plate 17, after the bottle cap 9 is screwed off from the bottle body 1, the second cylinder 4 can move upwards for a certain distance through the thrust of the compressed spring 16, the top of the second cylinder 4 is higher than the top of the bottle body 1, a user can conveniently take the second cylinder 4 out of the bottle body 1, and the reinforcing blocks 18 are fixedly connected to the upper surfaces of the scraper 6, and the reinforcing blocks 18 are firmly fixed between the front side and the rear side of the scraper 6 and the second circular plate 17.

In the utility model, when a user uses the sample bottle, firstly pouring sample liquid into the bottle body 1, then inserting the second cylinder 4 into the first cylinder 2, enabling the positioning column 5 to be in contact with the positioning groove 3, at the moment, enabling the second cylinder 4 to be unable to rotate after being inserted into the first cylinder 2 through the cooperation of the first cylinder 2, the positioning groove 3 and the positioning column 5, simultaneously, when the second cylinder 4 is inserted into the first cylinder 2, enabling the filter membrane 8 to rotate through rotating the third circular ring 75, separating impurities at the bottom of the filter membrane 8 from the filter membrane 8 through the scraping plate 6, further preventing the filter membrane 8 from being blocked by the impurities, so that the filter membrane 8 cannot be smoothly inserted into the bottle body 1, simultaneously, filtering the sample liquid in the bottle body 1 through the filter membrane 8, storing the filtered sample liquid in the second cylinder 4, screwing the bottle cap 9 on the bottle body 1 after the second cylinder 4 is inserted into the first cylinder 2, and conducting sampling through a gap between the bottle cap 9 and the second cylinder 4 and the bottle cap 4 through the sealing pad 10, namely, and the sampling hole 11 can be drawn in the sampling needle through the sealing pad 10 when the sampling hole 11 is inserted into the bottle cap 4.

The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.

It is noted that relational terms such as first and second, and the like are 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. Moreover, 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.

Claims (6)

1. The utility model provides a sample injection bottle with filtering capability, includes bottle (1), a serial communication port, the first drum (2) of inner wall fixedly connected with of bottle (1), constant head tank (3) have been seted up to the inner wall of first drum (2), the inner wall of first drum (2) and the bottom of bottle (1) inner wall all are provided with second drum (4), the surface fixedly connected with reference column (5) of second drum (4), the surface of reference column (5) and the inner wall contact of constant head tank (3), the equal fixedly connected with scraper blade (6) of the left and right sides of second drum (4) inner wall, the inner wall fixedly connected with runing rest (7) of second drum (4), filter membrane (8) have been adhered to the bottom of runing rest (7), the bottom of filter membrane (8) and the upper surface contact of scraper blade (6), the surface threaded connection of bottle (1) has bottle lid (9), the inner wall laminating of bottle lid (9) is provided with sealing pad (10), sealing pad (10) are all seted up on the surface of second drum (4) and the upper surface of bottle (4) and sealing pad (11).

2. The sample injection bottle with filtering capability according to claim 1, characterized in that the rotating bracket (7) comprises a first circular ring (71), the surface of the first circular ring (71) is fixedly connected with the inner wall of the second cylinder (4), the upper side and the lower side of the first circular ring (71) are respectively provided with a limiting ring (72) in a fitting manner, the inner wall of the limiting ring (72) is fixedly connected with a stand column (73), the surface of the stand column (73) is in contact with the inner wall of the first circular ring (71), the bottom of the stand column (73) is fixedly connected with a second circular ring (74), the bottom of the second circular ring (74) is adhered with the upper surface of the filter membrane (8), the upper surface of the stand column (73) is fixedly connected with a third circular ring (75), the surface of the second circular ring (74) and the surface of the third circular ring (75) are both in contact with the inner wall of the second cylinder (4), and the inner wall of the third circular ring (75) is fixedly connected with a transverse column (76).

3. The sample injection bottle with the filtering function according to claim 1, wherein the scraper (6) is in a strip shape, and the center of the scraper (6) and the axis of the second cylinder (4) are on the same vertical line.

4. The sample injection bottle with the filtering function according to claim 1, characterized in that a round hole (12) is formed in the bottom of the bottle body (1), a third cylinder (13) is fixedly connected to the inner wall of the round hole (12), a first circular plate (14) is fixedly connected to the bottom of the third cylinder (13), support columns (15) are fixedly connected to the upper surface of the first circular plate (14) and the upper surface of the bottle body (1), a spring (16) is fixedly connected to the upper surface of the first circular plate (14), a second circular plate (17) is attached to the upper surface of the spring (16), and the upper surface of the second circular plate (17) is fixedly connected with the bottom of the scraper (6).

5. The sample bottle with the filtering function according to claim 4, wherein the axis of the third cylinder (13) is on the same vertical line with the axis of the second cylinder (4).

6. The sample injection bottle with the filtering function according to claim 4, wherein reinforcing blocks (18) are fixedly connected to the front side and the rear side of the scraper (6) and the upper surface of the second circular plate (17).