CN216296368U

CN216296368U - Medical dropper capable of quantitatively taking liquid

Info

Publication number: CN216296368U
Application number: CN202122326449.5U
Authority: CN
Inventors: 李加彪; 秦小亚
Original assignee: Zhejiang Youlai Biotechnology Co ltd
Current assignee: Zhejiang Youlai Biotechnology Co ltd
Priority date: 2021-09-26
Filing date: 2021-09-26
Publication date: 2022-04-15
Anticipated expiration: 2031-09-26

Abstract

The utility model discloses a medical dropper capable of quantitatively taking liquid, which comprises a first dropper and a second dropper, wherein a first thread is arranged on the inner side wall of the first dropper, a second thread is arranged on the outer side wall of the second dropper, a special-shaped pipe is fixedly connected to the bottom end of the first dropper, a fixed disc is fixedly connected to the inner side of the first dropper, a connecting rod is fixedly connected to the bottom end of the fixed disc, a floating ball is slidably connected to the outer side of the connecting rod, a connecting block and a third thread are fixedly connected to the outer side of the first dropper, a dropper cover is arranged on the surface of the third thread, and a fourth thread is arranged on the inner side of the dropper cover; the medical dropper capable of quantitatively taking liquid can achieve the purpose of freely selecting the number of milliliters of liquid to be sucked by arranging the first dropper, the second dropper, the rubber head, the first thread, the second thread, the special-shaped pipe, the fixed disk, the connecting rod, the blocking block and the floating ball.

Description

Medical dropper capable of quantitatively taking liquid

Technical Field

The utility model relates to the technical field of medical appliances, in particular to a medical dropper capable of quantitatively taking liquid.

Background

The dropper comprises a fat belly dropper and a common dropper. Consists of a rubber nipple and a sharp-mouth glass tube. The dropper is used for sucking or adding a small amount of reagent, sucking supernatant liquid and separating out the precipitate.

The prior art has the following defects or problems:

1. the existing medical dropper can not quantitatively take liquid and can not set different liquid taking amounts;

2. after the medical dropper sucks liquid, if the medical dropper is not extruded out, the medical dropper can easily drop when the medical dropper needs to be placed.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a medical dropper capable of quantitatively taking liquid aiming at the defects in the prior art so as to solve the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a medical burette that can quantitatively get liquid, includes first burette and second burette, the inside wall of first burette is provided with first screw thread, the lateral wall of second burette is provided with the second screw thread, the bottom fixedly connected with special pipe of first burette, the inboard fixedly connected with fixed disk of first burette, the bottom fixedly connected with connecting rod of fixed disk, the outside sliding connection of connecting rod has the floater, the outside fixedly connected with connecting block and the third screw thread of first burette, the surface of third screw thread is provided with the burette lid, the inboard of burette lid is provided with the fourth screw thread, the fourth screw thread can with third screw thread intermeshing.

As a preferable technical scheme of the utility model, the top end of the second dropper is provided with a rubber head, and the rubber head is in an arc shape.

In a preferred embodiment of the present invention, the first thread and the second thread have the same size, and the first thread and the second thread are engageable with each other.

As a preferable technical scheme of the utility model, the section of the special pipe is bowl-shaped, and the diameter of the bottom opening of the special pipe is smaller than that of the floating ball.

As a preferable technical scheme of the utility model, the bottom end of the connecting rod is fixedly connected with a blocking block, and the diameter of the blocking block is larger than that of the connecting rod.

As a preferable technical scheme of the utility model, an arc-shaped groove is formed in one side of the connecting block, and the third thread is positioned below the connecting block.

As a preferable technical scheme of the utility model, the top end of the interior of the dropper cover is fixedly connected with a blocking pad, and the bottom end of the connecting block is provided with a bracket.

Compared with the prior art, the utility model provides a medical dropper capable of quantitatively taking liquid, which has the following beneficial effects:

1. the medical dropper capable of quantitatively taking liquid is provided with a first dropper, a second dropper, a rubber head, a first thread, a second thread, a special-shaped pipe, a fixed disc, a connecting rod, a blocking block and a floating ball, when the liquid needs to be quantitatively taken, the second dropper can be twisted, the second dropper can rotate to move downwards or upwards through the first thread on the second dropper and the second thread on the first dropper, the number of milliliters of the liquid needed to be taken is confirmed by moving the bottom end of the second dropper, then, the first dropper is inserted into the liquid, the rubber head on the second dropper is pressed to enable the first dropper to suck the liquid, after the liquid enters the first dropper, the floating ball rises along the connecting rod due to the buoyancy of the liquid, when the liquid reaches a certain height, the floating ball blocks the bottom end of the special-shaped pipe, the liquid cannot continuously rise, and the first dropper can be moved out of the liquid, the device can freely select the number of milliliters of liquid to be sucked;

2. this medical burette that can quantitatively get liquid, through being provided with the connecting block, the third screw thread, drip irrigation the lid, the fourth screw thread, stop pad and support, be provided with the arc wall on the connecting block, can the person of facilitating the use be convenient for hold the first burette with the arm, and after first burette inhales liquid and takes out, can be with the bottom of the first burette lid screw in, make the third screw thread in the first burette outside and the inboard fourth screw thread of burette lid mesh, and the stop pad in the burette lid just can block up the imbibition mouth of first burette, make inside liquid can't drip, alright put into the support with the connecting block afterwards, avoid first burette to collapse, its floater is not hard up, cause liquid to leak, this device can avoid liquid to leak or collapse.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a side view of the structure of the present invention;

FIG. 3 is a cross-sectional view of the structure of the present invention;

fig. 4 is a schematic structural view of the fixing plate and the connecting rod of the present invention.

In the figure: 1. a first dropper; 2. a second dropper; 3. gluing heads; 4. a first thread; 5. a second thread; 6. a special-shaped pipe; 7. fixing the disc; 8. a connecting rod; 9. a blocking block; 10. a floating ball; 11. Connecting blocks; 12. a third thread; 13. a drip tube cover; 14. a fourth thread; 15. a barrier pad; 16. And (4) a bracket.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-4, in this embodiment: the utility model provides a medical burette that can quantitatively get liquid, including first burette 1 and second burette 2, the inside wall of first burette 1 is provided with first screw thread 4, the lateral wall of second burette 2 is provided with second screw thread 5, the bottom fixedly connected with special pipe 6 of first burette 1, the inboard fixedly connected with fixed disk 7 of first burette 1, the bottom fixedly connected with connecting rod 8 of fixed disk 7, the outside sliding connection of connecting rod 8 has floater 10, the outside fixedly connected with connecting block 11 and the third screw thread 12 of first burette 1, the surface of third screw thread 12 is provided with burette lid 13, the inboard of burette lid 13 is provided with fourth screw thread 14, fourth screw thread 14 can with third screw thread 12 intermeshing.

In the embodiment, the top end of the second dropper 2 is provided with the rubber head 3, the rubber head 3 is arc-shaped, and after the rubber head is pinched, a negative pressure difference is generated to suck the liquid from the first dropper 1; the first thread 4 and the second thread 5 have the same size, and the first thread 4 and the second thread 5 can be engaged with each other, so that the second dropper 2 can move up and down in the first dropper 1; the section of the special-shaped pipe 6 is bowl-shaped, and the diameter of the bottom opening of the special-shaped pipe 6 is smaller than that of the floating ball 10, so that the floating ball 10 can conveniently block the special-shaped pipe; the bottom end of the connecting rod 8 is fixedly connected with a blocking block 9, the diameter of the blocking block 9 is larger than that of the connecting rod 8, the floating ball 10 can be prevented from falling off, and the connecting rod 8 can play a guiding role; one side of connecting block 11 begins to have the arc wall, and the finger of being convenient for is held by the arm, and third screw thread 12 is located the below of connecting block 11, and the inside top fixedly connected with of burette lid 13 blocks up pad 15, can block up the liquid taking port of first burette 1, and the bottom of connecting block 11 is provided with support 16, can support the liquid taking pipe.

The working principle and the using process of the utility model are as follows: when a certain amount of liquid is required to be taken, the liquid taking tube is taken out by holding the connecting block 11, then the second dropper 2 can be twisted, the second dropper 2 can rotate to move downwards or upwards through the first thread 4 on the second dropper 2 and the second thread 5 on the first dropper 1, the number of milliliters of the liquid required to be taken is confirmed by moving the bottom end of the second dropper 2, then the first dropper 1 is inserted into the liquid, the rubber head 3 on the second dropper 2 is pressed to enable the first dropper 1 to suck the liquid, after the liquid enters the first dropper 1, the floating ball 10 rises along the connecting rod 8 due to the buoyancy of the liquid, when the liquid reaches a certain height, the floating ball 10 blocks the bottom end of the special-shaped tube 6, so that the liquid cannot continuously rise, at the moment, the first dropper 1 can be moved out of the liquid, and after the first dropper 1 sucks the liquid and takes out, the dropper cover 13 can be screwed into the bottom end of the first dropper 1, so that the third thread 12 on the outer side of the first dropper 1 is engaged with the fourth thread 14 on the inner side of the dropper cover 13, the blocking pad 15 in the dropper cover 13 blocks the liquid suction port of the first dropper 1, so that the liquid in the first dropper cannot drop, and then the connecting block 11 can be placed on the bracket 16, so that the first dropper 1 is prevented from collapsing, and the floating ball 10 of the first dropper is prevented from loosening, so that the liquid is prevented from leaking.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the utility model. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A medical dropper capable of quantitatively taking liquid is characterized in that: comprises a first dropper (1) and a second dropper (2), the inner side wall of the first dropper (1) is provided with a first thread (4), the outer side wall of the second dropper (2) is provided with a second thread (5), the bottom end of the first dropper (1) is fixedly connected with a special pipe (6), the inner side of the first dropper (1) is fixedly connected with a fixed disc (7), the bottom end of the fixed disc (7) is fixedly connected with a connecting rod (8), a floating ball (10) is connected to the outer side of the connecting rod (8) in a sliding manner, a connecting block (11) and a third thread (12) are fixedly connected to the outer side of the first dropper (1), a drip pipe cover (13) is arranged on the surface of the third thread (12), a fourth thread (14) is arranged on the inner side of the drip pipe cover (13), the fourth thread (14) is engageable with the third thread (12).

2. The medical dropper capable of quantitatively taking liquid according to claim 1, wherein: the top end of the second dropper (2) is provided with a rubber head (3), and the rubber head (3) is arc-shaped.

3. The medical dropper capable of quantitatively taking liquid according to claim 1, wherein: the first thread (4) and the second thread (5) are of the same size, and the first thread (4) and the second thread (5) can be mutually meshed.

4. The medical dropper capable of quantitatively taking liquid according to claim 1, wherein: the section of the special pipe (6) is bowl-shaped, and the diameter of the bottom opening of the special pipe (6) is smaller than that of the floating ball (10).

5. The medical dropper capable of quantitatively taking liquid according to claim 1, wherein: the bottom fixedly connected with of connecting rod (8) blocks piece (9), the diameter that blocks piece (9) is greater than the diameter of connecting rod (8).

6. The medical dropper capable of quantitatively taking liquid according to claim 1, wherein: an arc-shaped groove is formed in one side of the connecting block (11), and the third threads (12) are located below the connecting block (11).

7. The medical dropper capable of quantitatively taking liquid according to claim 1, wherein: the inner top end of the dropper cover (13) is fixedly connected with a blocking pad (15), and the bottom end of the connecting block (11) is provided with a support (16).