CN213376701U

CN213376701U - Plasma is injector for amylase

Info

Publication number: CN213376701U
Application number: CN202022121269.9U
Authority: CN
Inventors: 唐圣权; 鲁雁秋; 孙凤; 陈耀凯
Original assignee: Chongqing Public Health Medical Center
Current assignee: Chongqing Public Health Medical Center
Priority date: 2020-09-24
Filing date: 2020-09-24
Publication date: 2021-06-08
Anticipated expiration: 2030-09-24

Abstract

The utility model discloses a plasma is application of sample ware for amylase relates to and detects the apparatus, has solved the tradition and has detected the application of sample device that uses and have unable fine control addition, leads to influencing experimental analysis's rate of accuracy and work efficiency's problem, and its technical scheme main points are: the lower surface of the main body sleeve is fixedly connected with a linking injection pipe, symmetrically arranged sliding grooves are formed in one side of the outer wall of the main body sleeve, pressing sliding blocks are slidably mounted in the two groups of sliding grooves, connecting pins are arranged in the main body sleeve, matched sleeve columns are symmetrically arranged and fixedly mounted on the other side of the outer wall of the main body sleeve, pistons matched with the inner wall of the main body sleeve are fixedly mounted on the lower surface of the connecting pins, and a horizontally arranged partition plate is fixedly mounted in the main body sleeve; the device can play the roles of controlling the adding amount and limiting the sampling amount, and has the advantages of simple operation, labor and time saving and low use cost.

Description

Plasma is injector for amylase

Technical Field

The utility model relates to a detection apparatus, more specifically say, it relates to a plasma is applicator for amylase.

Background

To date, AIDS is still the legal infectious disease with the highest mortality rate in China, and the death cause of AIDS is mainly that the autoimmunity of patients is greatly reduced because the number of deaths caused by AIDS reaches 150 ten thousand every year in the global range, so that the AIDS is very easy to infect the external environment or internal virus infection. One of the transmission modes of aids is blood transmission, so that blood detection and analysis are particularly important in research or treatment processes, and particularly, in the process of detection and analysis by using plasma amylase, a proper amount of medicaments, preparations and the like need to be added according to technical requirements. But the application of sample device that the tradition adopted, unable fine control addition, the experimenter of need skilled technique goes on, so will influence the rate of accuracy and the work efficiency of analysis data, and the use cost of current liquid-transfering gun is high, can't popularize and apply on a large scale. Therefore, to solve such problems, we propose a sample applicator for plasma amylase.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a plasma is injector for amylase can play the effect of nimble control addition and restriction sample volume, easy operation, and labour saving and time saving, use cost is low. Simple operation, labor and time saving and low use cost.

The above technical purpose of the present invention can be achieved by the following technical solutions: including the main part sleeve, the telescopic lower surface central point of main part puts fixedly connected with and links up the filling tube, just telescopic outer wall one side of main part is equipped with the spout that the symmetry set up, and is two sets of spout slidable mounting has and presses the slider, the telescopic inside of main part is provided with the connecting pin post, just the telescopic outer wall opposite side of main part is the symmetry and sets up fixed mounting and has the cooperation sleeve post, the lower fixed surface of connecting pin post installs the piston that matches with the sleeve inner wall of main part, the telescopic inside fixed mounting of main part has the baffle that is the level setting.

Through adopting above-mentioned technical scheme, be provided with the main part sleeve in this structure to the inside part that is located the baffle lower extreme of main part sleeve can regard as the space of storage sample, so in the use, at first can extract appropriate amount sample, and in the rethread adds various culture dishes, avoid the sample to receive the pollution in the use.

The utility model discloses further set up to: the upper surface of connecting pin post and press fixed connection between the slider, just the upper surface of connecting pin post is provided with first expanding spring, fixed connection between the upper surface of first expanding spring and the telescopic inner wall top of main part.

Through adopting above-mentioned technical scheme, at the in-process of taking out the sample, mainly press the slider through the rebound, make the space between piston and the baffle be in the state of relative vacuum to carry out the imbibition, when the great liquid of consistency is absorb to needs, the first expanding spring of setting is under the effect of rebound force, upwards pulls the connecting pin post, can play the effect of province.

The utility model discloses further set up to: every the inside of cooperation cover post all is provided with the reducing tubular column, the one end fixed mounting of reducing tubular column has the snap-fastener, just be provided with the second expanding spring on the circumference outer wall of the other end of reducing tubular column, the terminal fixed mounting of reducing tubular column has spacing ball.

Through adopting above-mentioned technical scheme, at the in-process of pressing the snap-fastener, through the second expanding spring that sets up, every snap-fastener and reducing tubular column can automatic re-setting.

The utility model discloses further set up to: one side of the connecting pin column, which is close to the matched sleeve column, is provided with positioning grooves which are vertically distributed, positioning points are uniformly arranged on the positioning grooves, the setting position of each positioning point is matched with the limiting ball, and the setting depth of each positioning point is greater than the grooving depth of each positioning groove.

Through adopting above-mentioned technical scheme, the location slot that sets up can not interfere reciprocating of connecting pin under natural state, under the situation of cooperation spacing ball, can hinder the removal of connecting pin to can play the effect of restriction extraction volume and addition.

The utility model discloses further set up to: the center position slidable mounting of baffle has the connecting rod, the upper end fixed mounting of connecting rod has the upper seal plate, just the lower extreme fixed mounting of connecting rod has lower closing plate, the lower fixed surface of lower closing plate installs the floater.

By adopting the technical scheme, in the process of extracting liquid, because the principle of air pressure difference is mainly utilized, the space at the lower end part of the main body sleeve is filled with the liquid, the lower sealing plate rises under the action of the floating ball, and the upper sealing plate drives the lower sealing plate to rise under the action of the pressure difference, so that the space between the piston and the partition plate is in a relatively sealed environment, the liquid cannot be pumped again, and the problem that the liquid extraction amount is too much to pollute the inside of the main body sleeve is solved.

The utility model discloses further set up to: the connecting rod is connected with the partition plate in a sliding mode, a through hole is formed in the intersection of the connecting rod and the partition plate, and the inner diameter of the through hole is larger than the outer diameter of the connecting rod.

Through adopting above-mentioned technical scheme, the connecting rod moves along vertical direction under the support sliding action of baffle, but can not interfere the flow of air.

The utility model discloses further set up to: and a sealing gasket is fixedly arranged at the joint of each reducing pipe column and the matching sleeve column.

Through adopting above-mentioned technical scheme, at the in-process that adds liquid or extract liquid, the inside of main part sleeve is in the state of relative sealing all the time.

To sum up, the utility model discloses following beneficial effect has: in the use, have the effect of regulation control extraction volume and addition, avoid the sample to receive the pollution, the operation process is laborsaving, improves work efficiency, convenient to use.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required for the embodiments or the prior art descriptions will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

Fig. 1 is a schematic structural diagram of the present invention;

FIG. 2 is a cross sectional view of the present invention;

FIG. 3 is an internal exploded view of the present invention;

fig. 4 is an exploded view of the partition member of the present invention.

In the figure: 1. a main body sleeve; 2. connecting the injection pipe; 3. pressing the slider; 4. a chute; 5. snapping; 6. matching with a sleeve column; 7. a first extension spring; 8. connecting a pin column; 9. a piston; 10. a partition plate; 11. reducing the pipe column; 12. a second extension spring; 13. a limiting ball; 14. positioning the groove; 15. an upper sealing plate; 16. a connecting rod; 17. a lower sealing plate; 18. a floating ball.

Detailed Description

In order to make the technical problems, technical solutions and advantageous effects to be solved by the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings 1 to 4 and the embodiments.

It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or be indirectly on the other element. When an element is referred to as being "connected to" another element, it can be directly or indirectly connected to the other element.

It will be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in an orientation or positional relationship indicated in the drawings for convenience in describing the invention and to simplify the description, and are not intended to indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be considered limiting of the invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

Example (b): the utility model provides a plasma is injector for amylase, including main part sleeve 1, main part sleeve 1's lower surface central point puts fixedly connected with and links up injection tube 2, and outer wall one side of main part sleeve 1 is equipped with spout 4 that the symmetry set up, 4 slidable mounting in two sets of spouts have and presses slider 3, main part sleeve 1's inside is provided with connecting pin 8, and main part sleeve 1's outer wall opposite side is the symmetry and sets up fixed mounting and has cooperation sleeve 6, connecting pin 8's lower fixed surface installs the piston 9 that matches with 1 inner wall of main part sleeve, main part sleeve 1's inside fixed mounting has the baffle 10 that is the level and sets up.

As shown in fig. 2 and 3, the upper surface of the connecting pin 8 is fixedly connected with the pressing slider 3, the upper surface of the connecting pin 8 is provided with a first extension spring 7, and the upper surface of the first extension spring 7 is fixedly connected with the top end of the inner wall of the main sleeve 1.

As shown in fig. 2 and 3, the inside of each matching sleeve column 6 is provided with a reducing pipe column 11, one end of the reducing pipe column 11 is fixedly provided with a snap fastener 5, the outer wall of the circumference of the other end of the reducing pipe column 11 is provided with a second expansion spring 12, the tail end of the reducing pipe column 11 is fixedly provided with a limit ball 13, one side of the connecting pin column 8, which is close to the matching sleeve column 6, is provided with a positioning groove 14 which is vertically distributed, the positioning groove 14 is uniformly provided with positioning points, the setting position of each positioning point is matched with the limit ball 13, and the setting depth of the positioning points is greater than the grooving depth of the positioning groove 14.

As shown in fig. 2 and 4, a connecting rod 16 is slidably mounted at the center of the partition board 10, an upper sealing plate 15 is fixedly mounted at the upper end of the connecting rod 16, a lower sealing plate 17 is fixedly mounted at the lower end of the connecting rod 16, a floating ball 18 is fixedly mounted on the lower surface of the lower sealing plate 17, the connecting rod 16 is slidably connected with the partition board 10, a through hole is formed in the intersection of the connecting rod 16 and the partition board 10, the inner diameter of the through hole is larger than the outer diameter of the connecting rod 16, and a sealing gasket is fixedly mounted at the connection position of each reducing pipe column 11.

The working principle is as follows: in the using process, firstly, the connecting injection pipe 2 is fixed on the main sleeve 1, the pressing slide block 3 is moved downwards, air at the lower end part of the partition board 10 of the main sleeve 1 is pumped out, the interior of the main sleeve is in a relatively vacuum state, then, the bottom end of the connecting injection pipe 2 is deeply inserted into the interior of a sample, the pressing slide block 3 is gradually released, and liquid is injected into the interior of the main sleeve 1 under the action of pressure difference;

in the process of pumping liquid, the first: the limiting ball 13 can move towards the connecting pin 8 by pressing the snap fastener 5 at the corresponding position, and the positioning point on the positioning groove 14 is matched with the limiting ball 13 to block the connecting pin 8 from continuously moving in the upward moving process of the connecting pin 8;

secondly, the method comprises the following steps: in the process that the connecting pin 8 continuously moves upwards, the interior of the main sleeve 1 is gradually filled with liquid, the lower sealing plate 17 moves upwards under the action of the floating ball 18 to block the through hole in the partition plate 10, and meanwhile, the upper sealing plate 15 rises under the action of pressure difference to drive the lower sealing plate 17 to rise, so that the effect of limiting the extraction amount is achieved;

in the process of adding a sample, a snap fastener 5 at a proper position is selected and pressed, then the pressing slide block 3 is pressed downwards to drive the connecting pin 8 to move downwards to push out the liquid in the connecting pin 8, and after the connecting pin 8 moves to the proper position, the limiting ball 13 is matched with the positioning point to block the movement of the connecting pin 8, so that the effect of controlling the adding amount is achieved.

The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications to the present embodiment without inventive contribution as required after reading the present specification, but all of them are protected by patent laws within the scope of the claims of the present invention.

Claims

1. The utility model provides a plasma is applicator for amylase, includes main part sleeve (1), characterized by: the lower surface central point of main part sleeve (1) puts fixedly connected with and links up injection pipe (2), just outer wall one side of main part sleeve (1) is equipped with spout (4) that the symmetry set up, and is two sets of spout (4) slidable mounting has and presses slider (3), the inside of main part sleeve (1) is provided with connecting pin post (8), just the outer wall opposite side of main part sleeve (1) is the symmetry and sets up fixed mounting and has cooperation sleeve post (6), the lower fixed surface of connecting pin post (8) installs piston (9) that match with main part sleeve (1) inner wall, the inside fixed mounting of main part sleeve (1) has baffle (10) that are the level and set up.

2. The plasma amylase sampler according to claim 1, wherein: the upper surface of connecting pin post (8) and press fixed connection between slider (3), just the upper surface of connecting pin post (8) is provided with first expanding spring (7), fixed connection between the upper surface of first expanding spring (7) and the inner wall top of main part sleeve (1).

3. The plasma amylase sampler according to claim 1, wherein: every the inside of cooperation cover post (6) all is provided with reducing tubular column (11), the one end fixed mounting of reducing tubular column (11) has snap-fastener (5), just be provided with second expanding spring (12) on the circumference outer wall of the other end of reducing tubular column (11), the terminal fixed mounting of reducing tubular column (11) has spacing ball (13).

4. The plasma amylase sampler according to claim 1, wherein: one side, close to the matching sleeve column (6), of the connecting pin column (8) is provided with positioning grooves (14) which are vertically distributed, positioning points are uniformly arranged on the positioning grooves (14), the setting position of each positioning point is matched with a limiting ball (13), and the setting depth of each positioning point is greater than the grooving depth of each positioning groove (14).

5. The plasma amylase sampler according to claim 1, wherein: the center position slidable mounting of baffle (10) has connecting rod (16), the upper end fixed mounting of connecting rod (16) has upper seal plate (15), just the lower extreme fixed mounting of connecting rod (16) has lower seal plate (17), the lower fixed surface of lower seal plate (17) installs floater (18).

6. The plasma amylase sampler according to claim 5, wherein: the connecting rod (16) is connected with the partition plate (10) in a sliding mode, a through hole is formed in the intersection of the connecting rod (16) and the partition plate (10), and the inner diameter of the through hole is larger than the outer diameter of the connecting rod (16).

7. The plasma amylase sampler according to claim 3, wherein: and a sealing washer is fixedly arranged at the joint of each reducing pipe column (11) and the matching sleeve column (6).