CN209673434U

CN209673434U - Check sampling device

Info

Publication number: CN209673434U
Application number: CN201822189388.0U
Authority: CN
Inventors: 段丽华; 董洪婧
Original assignee: Individual
Current assignee: Individual
Priority date: 2018-12-25
Filing date: 2018-12-25
Publication date: 2019-11-22
Anticipated expiration: 2028-12-25

Abstract

The utility model discloses check sampling devices, including pedestal, roller fixing base, flexible clamping device, pipeline, syringe, piston, feeler lever, handle, idler wheel, test tube, spring, telescopic pipet, ball, groove, clip, telescopic rod, anti-backflow device, when medical staff extracts detection, it is slided inside syringe by swing handle band piston and is sucked liquid to be detected, prevent the liquid inside pipeline when detecting from generating refluence by being equipped with anti-backflow device on pipeline, it is installed using test tube, test tube is moved easily to the position conveniently taken by telescopic rod when dismantling test tube, utilize clip holding test tubes, it may cause test tube when medical staff takes to fall, using the inside grooves on pedestal be equipped with buffering cotton prevent test tube directly contact increase buffer prevent tube breaking.

Description

Check sampling device

Technical field

The utility model relates to a kind of extraction elements, specifically check sampling device.

Background technique

In daily life, hospital need to carry out it is a large amount of extract detection operation, be collected in operating process needs, mention It the operation such as takes, install, detecting, inevitably will appear mistake in operation, from the prior art, common check sampling Device is only extracted with easy extraction tube, and extraction tube generates negative pressure when hand presses, in moving process inevitably Hand, which can be trembled, causes detection drop to fall pollution environment, often will cause extraction tube when importing test tube and flows back, takes feelings in test tube It is easy to cause rubber sleeve to clamp not tight test tube under condition to drop, it has not been convenient to it operates, it is time-consuming and laborious, environmental pollution is caused, it is quasi- to influence detection The problems such as true property.

Utility model content

Aiming at the problems existing in the prior art, the purpose of this utility model is to provide check sampling devices, at the extraction, It can prevent from flowing backwards using anti-backflow device, conveniently be taken test tube using flexible clamping device.

The purpose of this utility model is to provide check sampling devices, to solve the problems mentioned in the above background technology.

To achieve the above object, the utility model provides the following technical solutions:

Check sampling device, including pedestal, the pedestal are square structure, and pedestal upper end face is equipped with roller fixing base, Roller fixing base is bolted with pedestal, and roller fixing base upper end is equipped with cross bar, is cased with idler wheel, idler wheel two on the outside of cross bar Position one end of transverse plane is equipped with handle, and handling position is mounted on roller plane side, and the roller plane other end is equipped with circle Disk, disk are mounted on the position that roller plane leans on proximal edges, are equipped with feeler lever on the left of idler wheel, and feeler lever is corresponding with disk position, Feeler lever, feeler lever end thereof contacts disk, the feeler lever other end are fixedly connected with piston, and piston is slidably connected syringe inner wall, and syringe is cylinder Shape hollow structure, syringe both ends offer opening, and left side opening diameter is less than right openings diameter, between piston and syringe inner wall Spring is installed, spring one end is fixedly connected with piston face, and the spring other end is fixedly connected with open outer side on the left of syringe, and syringe is left Side opening connecting pipe center, pipeline upper and lower ends are equipped with anti-backflow device, anti-backflow device packet close to port position Spring and ball are included, ball diameter is greater than anti-backflow device opening diameter, one end of ball connecting spring, and the spring other end connects Counterflow unit upper end opening side, one end of upper end anti-backflow device upper end opening connecting pipe are taken over control, the pipeline other end is placed in Test tube open upper end, lower end anti-backflow device lower ending opening position connect telescopic pipet.

As a further solution of the present invention: the pipeline side connected among the anti-backflow device is fixedly connected and stretches Contracting clamping device, flexible clamping device include clip and telescopic rod, and telescopic rod one end is fixedly connected on the outside of pipeline, and telescopic rod is another One end is fixedly connected with clip, and clip is made of long and short two group clamping bar, is connected between clamping bar by torsional spring, offers on two groups of clamping bars Semi-circular recesses, clamping bar groove groups are equipped with anti-slip rubber layer at circular through hole in circular through hole among clip, telescopic rod connects Connect the long one end of clamping bar.

It connect, tries with clip as a further solution of the present invention: the test tube passes through the through-hole opened up on clip Susceptor surface opens up fluted below pipe, and buffering cotton is equipped in groove.

As a further solution of the present invention: the telescopic pipet upper end opening is greater than lower ending opening, telescopic pipet Internal to be equipped with filter plate close to lower ending opening position, telescopic pipet is glass material, and telescopic pipet upper end is fixedly connected anti-down Flow device lower ending opening.

The susceptor surface offers through-hole as a further solution of the present invention,.Hole size is greater than flexible Suction pipe size, the lead to the hole site that susceptor surface opens up is corresponding with telescopic pipet position, is fixedly connected on the right side of susceptor surface through-hole One end of support rod, the support rod other end are fixedly connected with syringe outer surface.

Compared with prior art, the utility model has the beneficial effects that using manually swing handle, drive idler wheel into Row rotation can drive disk to be based on idler wheel rotation touching feeler lever, push feeler lever to reach using idler wheel when reaching idler wheel rotation Piston motion is carried out in syringe to piston, reaches and generates high pressure or negative pressure in pipeline, and piston is slided to duct orientation and generated High pressure, piston generate negative pressure far from pipe slides, and for piston using spring reset far from pipe slides, pipeline is interior to generate negative pressure lower end Ball, which is sucked out, in anti-backflow device sucks the water in water tank, and ball is tightly adsorbed in opening in the anti-backflow device of upper end, when Piston, which promotes, generates high pressure, and lower end ball tightly locks anti-backflow device lower ending opening, the rolling of upper end anti-backflow device due to high pressure Integument is pushed open, and internal liquid push-in upper end pipeline enters in test tube, and reaching test tube position using flexible clamping device can be horizontal Position is mobile, drives clip mobile using telescoping tube, is opened up using pedestal rear surface fluted, and buffering is equipped in groove Cotton, reaching test tube when occurring unexpected in clamping process and dropping can use internal damping cotton increase buffering and prevents test tube straight Contact causes to be crushed, and liquid to be detected is reduced sucking using flexible inhale, through-hole is offered using susceptor surface, reaches flexible Suction pipe can stretch in base plate through holes, by being blocked when telescopic pipet is drawn using pedestal, medical care people Member is affected, and is supported using support rod, back-up roller wheel is fixed using roller fixing base.

Detailed description of the invention

Fig. 1 is the structural schematic diagram of check sampling device.

Fig. 2 is the structural schematic diagram of clip in check sampling device.

It is as shown in the figure: 1, pedestal, 2, roller fixing base, 3, flexible clamping device, 4, pipeline, 5, syringe, 6, piston, 7, touching Bar, 8, handle, 9, idler wheel, 10, test tube, 11, spring, 12, telescopic pipet, 13, ball, 14, groove, 15, clip, 16, flexible Bar, 17, anti-backflow device.

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.

In the description of the present invention, it should be noted that term " on ", "lower", "inner", "outside", " top/bottom end " etc. The orientation or positional relationship of instruction is to be based on the orientation or positional relationship shown in the drawings, and is merely for convenience of description the utility model It is described with simplifying, rather than the device or element of indication or suggestion meaning must have a particular orientation, with specific orientation structure It makes and operates, therefore should not be understood as limiting the present invention.In addition, term " first ", " second " are only used for description mesh , it is not understood to indicate or imply relative importance.

In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " is pacified Dress ", " being provided with ", " be arranged/connect ", " connection " etc., shall be understood in a broad sense, such as " connection ", may be a fixed connection, can also be with It is to be detachably connected, or be integrally connected；It can be mechanical connection, be also possible to be electrically connected；It can be directly connected, it can also be with Indirectly connected through an intermediary, it can be the connection inside two elements.For the ordinary skill in the art, may be used The concrete meaning of above-mentioned term in the present invention is understood with concrete condition.

Please refer to Fig. 1~2, in the utility model embodiment, check sampling device, including pedestal 1, the pedestal 1 are rectangular Structure, 1 upper end face of pedestal are equipped with 9 fixing seat 2 of idler wheel, and 9 fixing seat 2 of idler wheel is bolted with pedestal 1, and idler wheel 9 is solid 2 upper end of reservation is equipped with cross bar, is cased with idler wheel 9 on the outside of cross bar, position one end of 9 end flat of idler wheel is equipped with handle 8, handle 8 positions are mounted on 9 planar side of idler wheel, and the 9 plane other end of idler wheel is equipped with disk, and disk is mounted on 9 plane of idler wheel by nearside The position on side is equipped with feeler lever 7 on the left of idler wheel 9, and feeler lever 7 is corresponding with disk position, feeler lever 7,7 end thereof contacts disk of feeler lever, 7 other end of feeler lever is fixedly connected with piston 6, and piston 6 is slidably connected 5 inner wall of syringe, and syringe 5 is cylindrical hollow configuration, and 5 liang of syringe End offers opening, and left side opening diameter is less than right openings diameter, is equipped with spring 11, bullet between 5 inner wall of piston 6 and syringe 11 one end of spring is fixedly connected with 6 surface of piston, and 11 other end of spring is fixedly connected with 5 left side open outer side of syringe, is open on the left of syringe 5 4 center of connecting pipe, 4 upper and lower ends of pipeline are equipped with anti-backflow device 17 close to port position, and anti-backflow device 17 wraps Including spring 11 and ball 13,13 diameter of ball is greater than 17 opening diameter of anti-backflow device, one end of 13 connecting spring 11 of ball, 11 other end of spring connects 17 upper end opening side of anti-backflow device, 17 upper end opening connecting pipe 4 of upper end anti-backflow device One end, 4 other end of pipeline are placed in 10 open upper end of test tube, and anti-backflow device 17 lower ending opening position in lower end connects telescopic pipet 12, using manually swing handle 8, idler wheel 9 is driven to be rotated, disk can be driven to be based on when reaching roller bearing rotation The rotation touching feeler lever 7 of idler wheel 9 pushes feeler lever 7 to reach piston 6 and carries out the movement of piston 6 in syringe 5, reach pipeline 4 using roller bearing Interior generation high pressure or negative pressure, piston 6 slide to 4 direction of pipeline and generate high pressure, using 17 contained spring 11 of anti-backflow device with The high pressure negative pressure combination of generation reaches anti-down flow problem.

4 side of pipeline connected among the anti-backflow device 17 is fixedly connected with flexible clamping device 3, and stretch clamping device 3 include clip 15 and telescopic rod 16, and 16 one end of telescopic rod is fixedly connected with 4 outside of pipeline, and 16 other end of telescopic rod is fixedly connected Clip 15, clip 15 are made of long and short two group clamping bar, are connected between clamping bar by torsional spring, are offered on two groups of clamping bars semicircle recessed Slot 14, clamping bar upper groove 14 form circular through hole, and anti-slip rubber layer is equipped in the intermediate circular through hole of clip 15, and telescopic rod 16 connects The long one end of clamping bar is connect, facilitates clamping using clip 15, using adjustable 15 horizontal position of clip of telescopic rod 16, reaches adjustment 10 position of test tube.

The test tube 10 passes through the through-hole opened up on clip 15 and connect with clip 15, and 10 lower section pedestal of test tube, 1 surface opens up Fluted 14, buffering cotton is installed, reaching that test tube 10 when occurring unexpected in clamping process drops can benefit in groove 14 Prevent the directly contact of test tube 10 from causing to be crushed with internal damping cotton increase buffering.

12 upper end opening of telescopic pipet is greater than lower ending opening, and 12 inside of telescopic pipet is installed close to lower ending opening position There is a filter plate, telescopic pipet 12 is glass material, and 12 upper end of telescopic pipet is fixedly connected with 17 lower ending opening of anti-backflow device, with stretching Contracting, which inhales to reduce liquid to be detected, to be sucked, and is filtered using filter plate.

1 surface of pedestal offers through-hole.Hole size is greater than 12 size of telescopic pipet, and 1 surface of pedestal opens up logical Hole site is corresponding with 12 position of telescopic pipet, and one end of support rod is fixedly connected on the right side of 1 surface through-hole of pedestal, and support rod is another End is fixedly connected with 5 outer surface of syringe, offers through-hole using 1 surface of pedestal, reaching telescopic pipet 12 can be in 1 through-hole of pedestal It inside stretches, by being blocked when telescopic pipet 12 is drawn using pedestal 1.

Although the utility model is described in detail with reference to the foregoing embodiments, come for those skilled in the art Say, it is still possible to modify the technical solutions described in the foregoing embodiments, or to part of technical characteristic into Row equivalent replacement, within the spirit and principle of the utility model, any modification, equivalent replacement, improvement and so on should all It is included within the scope of protection of this utility model.

Claims

1. check sampling device, including pedestal (1), which is characterized in that the pedestal (1) is square structure, pedestal (1) upper end face Roller bearing fixing seat is installed, roller bearing fixing seat is bolted with pedestal (1), and roller bearing fixing seat upper end is equipped with cross bar, horizontal It is cased with roller bearing on the outside of bar, position one end of roller bearing end flat is equipped with handle (8), and handle (8) position is mounted on roller bearing plane Side, the roller bearing plane other end are equipped with disk, and disk is mounted on the position that roller bearing plane leans on proximal edges, is equipped on the left of roller bearing Feeler lever (7), feeler lever (7) is corresponding with disk position, feeler lever (7), and feeler lever (7) end thereof contacts disk, feeler lever (7) other end is fixed It connects piston (6), piston (6) is slidably connected syringe (5) inner wall, and syringe (5) is cylindrical hollow configuration, and syringe (5) both ends are opened Equipped with opening, left side opening diameter is less than right openings diameter, is equipped with spring (11) between piston (6) and syringe (5) inner wall, Spring (11) one end is fixedly connected with piston (6) surface, and spring (11) other end is fixedly connected with open outer side on the left of syringe (5), needle Be open connecting pipe (4) center on the left of cylinder (5), and pipeline (4) upper and lower ends are equipped with anti-backflow device close to port position (17), anti-backflow device (17) includes spring (11) and ball (13), and ball (13) diameter is greater than anti-backflow device (17) and opens Mouth diameter, one end of ball (13) connecting spring (11), spring (11) other end connect anti-backflow device (17) upper end opening side Side, one end of upper end anti-backflow device (17) upper end opening connecting pipe (4), pipeline (4) other end are placed in test tube (10) opening Upper end, lower end anti-backflow device (17) lower ending opening position connect telescopic pipet (12).

2. check sampling device according to claim 1, which is characterized in that the pipe connected among the anti-backflow device (17) Road (4) side is fixedly connected with flexible clamping device (3), and flexible clamping device (3) include clip (15) and telescopic rod (16), stretches Contracting bar (16) one end is fixedly connected on the outside of pipeline (4), and telescopic rod (16) other end is fixedly connected clip (15), and clip (15) is by growing Short two groups of clamping bars form, and are connected between clamping bar by torsional spring, offer semi-circular recesses (14), clamping bar upper groove on two groups of clamping bars (14) circular through hole is formed, anti-slip rubber layer is installed in the intermediate circular through hole of clip (15), it is long that telescopic rod (16) connects clamping bar One end.

3. check sampling device according to claim 1, which is characterized in that the test tube (10) passes through to be opened up on clip (15) Through-hole connect with clip (15), pedestal (1) surface opens up fluted (14) below test tube (10), is equipped in groove (14) slow Rush cotton.

4. check sampling device according to claim 1, which is characterized in that under telescopic pipet (12) upper end opening is greater than End opening, telescopic pipet (12) is internal to be equipped with filter plate close to lower ending opening position, and telescopic pipet (12) is glass material, is stretched Contracting suction pipe (12) upper end is fixedly connected with anti-backflow device (17) lower ending opening.

5. check sampling device according to claim 1, which is characterized in that pedestal (1) surface offers through-hole, through-hole Size is greater than telescopic pipet (12) size, and the lead to the hole site that pedestal (1) surface opens up is corresponding with telescopic pipet (12) position, bottom One end of support rod is fixedly connected on the right side of the through-hole of seat (1) surface, the support rod other end is fixedly connected with syringe (5) outer surface.