CN209406360U - A kind of biological reagent dropper that uptake is controllable - Google Patents

Abstract

The utility model provides a kind of biological reagent dropper that uptake is controllable, including tube body, outer cover, connection sheet, connecting rod, round tube, air bag and rubber stopper, tube body annular side right end inside outer cover offers circular hole one, the outer cover inner right side face of one directly to the right of circular hole offers circular hole two, round tube left end is fixed on inside circular hole one, and round tube right end passes through circular hole two and extends on the right side of outer cover, air bag is connected to round tube right end, rubber stopper is arranged in tubular body, and rubber stopper annular side fits with tubular body annular side, connecting rod lower end is connected to rubber stopper upper side medium position, connection sheet downside medium position is connected with connecting rod upper end, the design achieves the functions of facilitating control present apparatus uptake, the utility model controls uptake, reduce waste, improve experiment accuracy, it avoids dirty.

Description

A kind of biological reagent dropper that uptake is controllable

Technical field

The utility model is a kind of biological reagent dropper that uptake is controllable, belongs to field of experiment equipment.

Background technique

In the prior art, dropper is usually and takes a small amount of reagent to carry out Germicidal efficacy, and existing dropper is usually by pipe Body and air bag form, therefore structure is simple, not can control the amount for drawing reagent, therefore reagent draws the wave that excessively will lead to reagent Take, reagent absorption is very few to will cause experimental data inaccuracy, while dropper, after the completion of practical, user of service can whip dropper It is placed on testing stand, contacts dropper directly with testing stand, cause the pollution of dropper, it is therefore desirable to which a kind of uptake is controllable Biological reagent is solved the problems, such as mentioned above with dropper.

Utility model content

In view of the deficienciess of the prior art, the utility model aim is to provide a kind of biological reagent that uptake is controllable use Dropper, to solve the problems mentioned in the above background technology, the utility model control uptake, reduce waste, and it is quasi- to improve experiment Exactness avoids dirty.

To achieve the goals above, the utility model is achieved through the following technical solutions: a kind of uptake is controllable Biological reagent dropper, including tube body, support base, control amount device and circle set, the control amount device is mounted on tube body upper end, The circle set is connected to tube body annular side, and the round collar-shaped side left end and right end are respectively connected with support base, the control amount Device includes outer cover, connection sheet, connecting rod, round tube, air bag and rubber stopper, and the outer cover is mounted on the tube body ring of circle set upside Shape side upper end, the tube body annular side right end inside the outer cover offer circular hole one, the outer cover of one directly to the right of circular hole Inner right side face offers circular hole two, and the round tube left end is fixed on inside circular hole one, and round tube right end passes through circular hole two and prolongs It extends on the right side of outer cover, the air bag is connected to round tube right end, and the rubber stopper is arranged in tubular body, and rubber stopper annular side It fits with tubular body annular side, the connecting rod lower end is connected to rubber stopper upper side medium position, the connection sheet Downside medium position is connected with connecting rod upper end.

Further, the tube body annular side left end on the upside of the outer cover and right end are respectively connected with bar, the connection sheet Upper side is machined with skid resistance strip.

Further, the tube body leading flank is provided with graduation mark, and the circle set is internally connected with friction cushion.

Further, the outer cover left side and support base left side are in same plane, and outer cover left side is processed into Plane.

Further, the round tube inner upper end is connected with annulus, and the connecting rod upper end passes through annulus and and connection sheet It is connected.

The utility model has the beneficial effects that the biological reagent dropper that a kind of uptake of the utility model is controllable, Yin Ben Utility model is added to outer cover, connection sheet, connecting rod, round tube, air bag and rubber stopper, and in use, user of service will Rubber stopper is moved on the upside of round tube, then by air bag is pinched and unclamping air bag makes reagent flow to tubular body, when amount of reagent compares institute When requirement is more, user of service slowly pushes down on connection sheet, so that extra reagent is discharged, then user of service by tube body from It is removed in reagent bottle, then slowly drips reagent by pressuring gasbag, support base is moved to bottom of the pipe by user of service, is then made Present apparatus left side and testing stand fit and the present apparatus can be temporarily placed on testing stand, and the design achieves facilitate control Present apparatus uptake, while the function of avoiding tube body from being in contact with testing stand, utility model control uptake, reduce waste, mention Height experiment accuracy, avoids dirty.

Detailed description of the invention

Upon reading the detailed description of non-limiting embodiments with reference to the following drawings, other spies of the utility model Sign, objects and advantages will become more apparent upon:

Fig. 1 is a kind of structural schematic diagram for the biological reagent dropper that uptake is controllable of the utility model；

Fig. 2 is a kind of forward sight structural schematic diagram for the biological reagent dropper that uptake is controllable of the utility model；

In figure: 1- tube body, 2- support base, 3- control amount device, 4- circle set, 31- outer cover, 32- connection sheet, 33- connecting rod, 34- round tube, 35- air bag, 36- rubber stopper.

Specific embodiment

To be easy to understand the technical means, creative features, achievement of purpose, and effectiveness of the utility model, below In conjunction with specific embodiment, the utility model is further described.

Fig. 1 and Fig. 2 are please referred to, the utility model provides a kind of technical solution: a kind of biological reagent that uptake is controllable use Dropper, including tube body 1, support base 2, control amount device 3 and circle set 4, control amount device 3 are mounted on 1 upper end of tube body, 4 connection of circle set In 1 annular side of tube body, circle 4 annular side left ends of set and right end are respectively connected with support base 2.

Control amount device 3 includes outer cover 31, connection sheet 32, connecting rod 33, round tube 34, air bag 35 and rubber stopper 36, outer cover 31 are mounted on the 1 annular side upper end of tube body of 4 upside of circle set, and the 1 annular side right end of tube body inside outer cover 31 offers circular hole One, the 31 inner right side face of outer cover of one directly to the right of circular hole offers circular hole two, and 34 left end of round tube is fixed on inside circular hole one, and circle 34 right end of pipe passes through circular hole two and extends to 31 right side of outer cover, and air bag 35 is connected to 34 right end of round tube, and rubber stopper 36 is arranged in pipe Inside body 1, and 36 annular side of rubber stopper fits with 1 inner annular side of tube body, and 33 lower end of connecting rod is connected to rubber stopper 36 upper side medium positions, 32 downside medium position of connection sheet are connected with 33 upper end of connecting rod, in use, use Personnel pull up connection sheet 32, and connection sheet 32, which moves up, drives connecting rod 33 to move up, and connecting rod 33 moves up band Dynamic rubber stopper 36 moves up, so that rubber stopper 36 is moved to 34 upside of round tube, user of service extends 1 lower end of tube body at this time Inside to reagent and by air bag 35 is pinched, so that ambient pressure is greater than the pressure inside tube body 1 with this, unclamp air bag 35, reagent at this time It is flowed under the action of ambient pressure inside tube body 1, user of service observes the content of 1 interior reagent of tube body, when reagent content When less than aequum, user of service continues by air bag 35 is pinched, and when reagent content is greater than aequum, user of service is slowly pushed down on Dynamic connection sheet 32 drives connecting rod 33 to move down so that connection sheet 32 moves down, and connecting rod 33 moves down drive rubber Plug 36 moves down, and is squeezed 1 inner air of tube body with this rubber stopper 36, increases 1 internal pressure of tube body, so that reagent be arranged Out, when 1 interior reagent amount of tube body is identical as aequum, stop pushing connection sheet 32, rubber stopper 36 cannot be made in the process It is moved to 34 downside of round tube, then user of service removes tube body 1 from reagent bottle, only needs that slowly pipe can be made by pressuring gasbag 35 Reagent drippage inside body 1, when the present apparatus is using completing for the present apparatus to be temporarily placed on testing stand, user of service makes to prop up Support seat 2 moves down, and moves down so that support base 2 moves down drive circle set 4, is moved to support base 2 under tube body 1 with this Then end makes support base 2 and 31 left side of outer cover and testing stand fit, the design achieves facilitate the control present apparatus The function of uptake.

The 1 annular side left end of tube body of the upside of outer cover 31 and right end are respectively connected with bar, the design be easy to use personnel to Lower pressing connection sheet, 32 upper side of connection sheet are machined with skid resistance strip, which improves stability when pressing connection sheet 32.

1 leading flank of tube body is provided with graduation mark, which conveniently checks the amount of 1 interior reagent of tube body, the 4 inside connection of circle set There is friction cushion, the frictional force between design increase circle set 4 and tube body 1 does not fall out circle set 4.

31 left side of outer cover and 2 left side of support base are in same plane, and plane is processed into 31 left side of outer cover, this sets Meter, which facilitates, is placed on the present apparatus on testing stand.

34 inner upper end of round tube is connected with annulus, and 33 upper end of connecting rod passes through annulus and is connected with connection sheet 32, this sets Meter prevents rubber stopper 36 to be moved to 1 outside of tube body.

The basic principles and main features of the present invention and the advantages of the present invention have been shown and described above, for For those skilled in the art, it is clear that the present invention is not limited to the details of the above exemplary embodiments, and without departing substantially from this In the case where the spirit or essential attributes of utility model, the utility model can be realized in other specific forms.Therefore, no matter From the point of view of which point, the present embodiments are to be considered as illustrative and not restrictive, and the scope of the utility model is by institute Attached claim rather than above description limit, it is intended that will fall within the meaning and scope of the equivalent elements of the claims All changes are embraced therein.It should not treat any reference in the claims as limiting related right It is required that.

In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should It considers the specification as a whole, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art The other embodiments being understood that.

Claims (5)

1. a kind of biological reagent dropper that uptake is controllable, including tube body (1), support base (2), control amount device (3) and circle It covers (4), it is characterised in that: the control amount device (3) is mounted on tube body (1) upper end, and the circle set (4) is connected to tube body (1) ring Shape side, described circle set (4) annular side left end and right end are respectively connected with support base (2)；

The control amount device (3) includes outer cover (31), connection sheet (32), connecting rod (33), round tube (34), air bag (35) and rubber Rubber plug (36), the outer cover (31) are mounted on tube body (1) annular side upper end on the upside of circle set (4), and the outer cover (31) is internal Tube body (1) annular side right end offer circular hole one, outer cover (31) inner right side face of one directly to the right of circular hole offers Circular hole two, round tube (34) left end are fixed on inside circular hole one, and round tube (34) right end passes through circular hole two and extends to outer cover (31) right side, the air bag (35) are connected to round tube (34) right end, and rubber stopper (36) setting is internal in tube body (1), and rubber Rubber plug (36) annular side fits with tube body (1) inner annular side, and connecting rod (33) lower end is connected to rubber stopper (36) upper side medium position, connection sheet (32) the downside medium position are connected with connecting rod (33) upper end.

2. a kind of controllable biological reagent dropper of uptake according to claim 1, it is characterised in that: the outer cover (31) tube body (1) annular side left end and right end on the upside of are respectively connected with bar, and connection sheet (32) upper side is machined with anti- Draw runner line.

3. a kind of controllable biological reagent dropper of uptake according to claim 1, it is characterised in that: the tube body (1) leading flank is provided with graduation mark, and the circle set (4) is internally connected with friction cushion.

4. a kind of controllable biological reagent dropper of uptake according to claim 1, it is characterised in that: the outer cover (31) left side and support base (2) left side are in same plane, and plane is processed into outer cover (31) left side.

5. a kind of controllable biological reagent dropper of uptake according to claim 1, it is characterised in that: the round tube (34) inner upper end is connected with annulus, and connecting rod (33) upper end passes through annulus and is connected with connection sheet (32).