CN214765548U - Disposable curved rubber head dropper - Google Patents

Abstract

The utility model discloses a disposable curved rubber head burette, including rubber head gasbag, stopper and spacing groove, still including being used for preventing that solution from being inhaled shelters from the dismantlement structure of mechanism, the reutilization of being convenient for and to length adjustment's extending structure, the connecting pipe is installed to the below of rubber head gasbag, the burette body is installed to the below of connecting pipe, and the bottom of burette body is provided with crooked suction head, the outer wall of burette body is provided with the scale mark, shelter from the mechanism and install in the both sides inner wall of connecting pipe. The utility model discloses a pulling the connecting pipe upwards, the stopper is simultaneously at the spacing inslot rebound, and the elasticity of block rubber makes the stopper closely laminate with the inner wall of spacing groove, realizes the fixed of stopper position, through the stopper in the spacing groove downward or rebound, realizes adjusting the length of burette body to the liquid is got to the container that is adapted to all kinds of bottleneck length or liquid level of all kinds of height.

Description

Disposable curved rubber head dropper

Technical Field

The utility model relates to a rubber head drip tube body technical field specifically is a disposable curved formula rubber head drip tube.

Background

Along with the development of economy, the rubber head dropper body is also continuous to be developed, the rubber head air bag is tightly held by the hand when the rubber head dropper body is used, this is for letting the air in the dropper body run out, then the liquid that will get can have the space to get into the dropper body, present rubber head dropper body still has some not enough, when absorbing liquid, liquid is easily inhaled in the rubber head air bag to make the rubber head air bag corrode, shortened life.

With the continuous installation and use of the disposable curved rubber dropper, the following problems are found in the use process:

1. the existing disposable curved rubber dropper does not have a structure for adjusting the length of the dropper body in the daily use process, so that the dropper cannot be suitable for taking liquid from containers with various bottle neck lengths or liquid levels with various heights.

2. And the disposable curved rubber dropper can not prevent the solution from being sucked into the rubber air bag in the using process, thereby shortening the service life of the rubber dropper body.

3. And the disposable curved rubber head dropper is not provided with a structure convenient for disassembling the rubber head air bag in the using process, thereby being convenient for the rubber head air bag to be used for multiple times and avoiding waste.

Therefore, a disposable curved rubber dropper is needed to solve the above problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a disposable curved formula rubber head drip tube to provide the current disposable curved formula rubber head drip tube of current do not have length adjustment, prevent that solution from being inhaled and glue first gasbag used repeatedly problem in solving above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a disposable curved rubber head dropper comprises a rubber head air bag, a limiting block, a limiting groove, a shielding mechanism for preventing solution from being sucked, a disassembly structure convenient for secondary utilization and a telescopic structure for length adjustment;

a connecting pipe is arranged below the rubber head air bag, a dropper body is arranged below the connecting pipe, a bent sucker is arranged at the bottom end of the dropper body, scale marks are arranged on the outer wall of the dropper body, and the shielding mechanisms are arranged on the inner walls of the two sides of the connecting pipe;

the disassembling structures are arranged on the inner walls of the two sides of the rubber head air bag;

the improved dropper is characterized in that a protruding block is installed above the dropper body, and the telescopic structures are arranged on the inner walls of two sides of the protruding block.

Preferably, the inner wall of the rubber head air bag is provided with a groove, and a first sealing ring is installed on the outer wall of the connecting pipe on the inner side of the groove.

Preferably, the shielding mechanism comprises an elastic baffle and a first return spring, the first return spring is arranged on the inner walls of the two sides of the connecting pipe, and the elastic baffle is connected above the first return spring.

Preferably, the telescopic structure comprises a limiting groove, and the limiting groove is formed in the inner walls of the two sides of the protruding block.

Preferably, the lower part of the connecting pipe extends to the inside of the protruding block, and both sides of the bottom end of the connecting pipe are connected with limiting blocks matched with the limiting grooves.

Preferably, one side of the limiting block is connected with a rubber block, and a second sealing ring is installed on the inner side of the protruding block on the outer wall of the connecting pipe.

Preferably, the disassembly structure comprises a locking groove, a second return spring and a locking block, the second return spring is installed on the inner walls of the two sides of the rubber head air bag, one end of the second return spring is connected with the locking block, and the outer wall of the connecting pipe is provided with the locking groove matched with the locking block.

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

(1) the first reset spring resets to enable the elastic baffle to move upwards after hands are loosened, the elastic baffle is closed, and solution can be prevented from being sucked into the rubber head air bag, so that the service life of the rubber head air bag is prolonged;

(2) the rubber head air bag, the locking groove and the locking block are arranged, the lower part of the rubber head air bag is pinched by hands and rotated, the locking block is extruded and separated from the inner side of the locking groove, the rubber head air bag is convenient to disassemble, the rubber head air bag which is not polluted is convenient to use for the second time, and waste is avoided;

(3) through installing the connecting pipe, the rubber block, the burette body, spacing groove and stopper, through upwards pulling the connecting pipe, the stopper is simultaneously at spacing inslot rebound, the elasticity of rubber block makes the stopper closely laminate with the inner wall of spacing groove, the realization is fixed the stopper position, through the stopper in the spacing groove downward or rebound, the realization is adjusted the length of burette body to the liquid is got to the container that is adapted to all kinds of bottleneck length or liquid level of all kinds of height.

Drawings

FIG. 1 is a schematic view of a cross-sectional structure of a rubber dropper body according to the present invention;

FIG. 2 is a schematic view of the front view structure of the body of the rubber dropper of the present invention;

FIG. 3 is a schematic view of the adjusting structure of the present invention;

fig. 4 is an enlarged schematic structural diagram of a point a in fig. 1 according to the present invention.

In the figure: 1. a connecting pipe; 2. a first seal ring; 3. a rubber head air bag; 4. a raised block; 5. a dropper body; 6. scale lines; 7. bending the suction head; 8. a shielding mechanism; 801. an elastic baffle plate; 802. a first return spring; 9. a second seal ring; 10. a rubber block; 11. a limiting block; 12. a limiting groove; 13. disassembling the structure; 1301. locking the groove; 1302. a second return spring; 1303. and (6) locking the block.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Example 1: referring to fig. 1-4, a disposable curved rubber dropper includes a rubber air bag 3, a limiting block 11, a limiting groove 12, a shielding mechanism 8 for preventing solution from being sucked, a detachable structure 13 for facilitating secondary use, and a telescopic structure for adjusting length;

a connecting pipe 1 is arranged below the rubber head air bag 3, a dropper body 5 is arranged below the connecting pipe 1, a bent sucker 7 is arranged at the bottom end of the dropper body 5, scale marks 6 are arranged on the outer wall of the dropper body 5, and shielding mechanisms 8 are arranged on the inner walls of the two sides of the connecting pipe 1;

the dismounting structures 13 are arranged on the inner walls of the two sides of the rubber head air bag 3;

the upper part of the dropper body 5 is provided with a convex block 4, and the telescopic structure is arranged on the inner walls of two sides of the convex block 4;

referring to fig. 1-4, the disposable curved rubber dropper further includes a telescopic structure, the telescopic structure includes a limiting groove 12, the limiting groove 12 is disposed on the inner walls of the two sides of the protruding block 4;

the lower part of the connecting pipe 1 extends to the inner part of the convex block 4, and both sides of the bottom end of the connecting pipe 1 are connected with limiting blocks 11 matched with the limiting grooves 12;

one side of each limiting block 11 is connected with a rubber block 10, and the inner side of the convex block 4 on the outer wall of the connecting pipe 1 is provided with a second sealing ring 9;

specifically, as shown in fig. 1, fig. 2 and fig. 3, when using this structure, through upwards pulling connecting pipe 1, stopper 11 is the rebound in spacing groove 12 simultaneously, the elasticity of rubber block 10 makes stopper 11 closely laminate with the inner wall of spacing groove 12, the realization is fixed to stopper 11 position, through stopper 11 at spacing groove 12 below or rebound, the realization is adjusted burette body 5's length, and second sealing washer 9 realizes protruding piece 4 and connecting pipe 1 between sealed, thereby the container that is adapted to various bottleneck lengths gets liquid or the liquid level of various height gets liquid.

Example 2: the shielding mechanism 8 comprises an elastic baffle 801 and a first return spring 802, the first return spring 802 is installed on the inner walls of the two sides of the connecting pipe 1, and the elastic baffle 801 is connected above the first return spring 802;

specifically, as shown in fig. 1 and 3, when this structure is used, the air pressure causes the elastic baffle 801 to move downward by pinching the rubber head airbag 3 with a hand, the first return spring 802 is pressed and deformed, and after releasing the hand, the first return spring 802 returns to move the elastic baffle 801 upward, and the elastic baffle 801 is closed, so that the solution can be prevented from being sucked into the rubber head airbag 3, thereby prolonging the service life of the rubber head airbag 3.

Example 3: the dismounting structure 13 comprises a locking groove 1301, a second return spring 1302 and a locking block 1303, the second return spring 1302 is installed on the inner walls of the two sides of the rubber head air bag 3, one end of the second return spring 1302 is connected with the locking block 1303, and the outer wall of the connecting pipe 1 is provided with the locking groove 1301 matched with the locking block 1303;

the inner wall of the rubber head air bag 3 is provided with a groove, and the outer wall of the connecting pipe 1 at the inner side of the groove is provided with a first sealing ring 2;

specifically, as shown in fig. 1 and 4, when the structure is used, the lower part of the rubber head airbag 3 is pinched by a hand and rotated, the locking block 1303 is squeezed and separated from the inner side of the locking groove 1301, so that the rubber head airbag 3 is convenient to disassemble, the rubber head airbag 3 which is not polluted is convenient to use for the second time, and waste is avoided.

The working principle is as follows: when the device is used, firstly, the connecting pipe 1 is pulled upwards, the limiting block 11 moves upwards in the limiting groove 12 at the same time, the limiting block 11 is tightly attached to the inner wall of the limiting groove 12 due to the elasticity of the rubber block 10, the position of the limiting block 11 is fixed, the limiting block 11 moves downwards or upwards in the limiting groove 12, the length of the dropper body 5 is adjusted, the second sealing ring 9 seals the protruding block 4 and the connecting pipe 1, and therefore the device is suitable for liquid taking of containers with various bottleneck lengths or liquid levels with various heights;

then, the dropper body 5 is placed in the solution, the rubber head air bag 3 is pinched by hands, the solution enters the dropper body 5 after the hands are loosened, the elastic baffle 801 moves downwards by pinching the rubber head air bag 3 by hands, the first return spring 802 is extruded and deformed, the elastic baffle 801 moves upwards by resetting the first return spring 802 after the hands are loosened, the elastic baffles 801 are closed, the solution can be prevented from being sucked into the rubber head air bag 3, and the service life of the rubber head air bag 3 is prolonged;

finally, glue first gasbag 3 below through the hand pinch to rotate, locking piece 1303 is extrudeed, and breaks away from the inboard of locked groove 1301, is convenient for dismantle gluey first gasbag 3, and the contaminated first gasbag 3 of gluing is convenient for carry out the secondary use, avoids causing the waste.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (7)

1. The utility model provides a disposable curved formula rubber head burette, includes rubber head gasbag (3), stopper (11) and spacing groove (12), its characterized in that: the device also comprises a shielding mechanism (8) for preventing the solution from being sucked, a disassembly structure (13) convenient for secondary utilization and a telescopic structure for length adjustment;

a connecting pipe (1) is arranged below the rubber head air bag (3), a dropper body (5) is arranged below the connecting pipe (1), a bent sucker (7) is arranged at the bottom end of the dropper body (5), scale marks (6) are arranged on the outer wall of the dropper body (5), and the shielding mechanisms (8) are arranged on the inner walls of the two sides of the connecting pipe (1);

the disassembly structure (13) is arranged on the inner walls of the two sides of the rubber head air bag (3);

the improved dropper is characterized in that a protruding block (4) is installed above the dropper body (5), and the telescopic structures are arranged on the inner walls of the two sides of the protruding block (4).

2. The disposable curved rubber dropper of claim 1, wherein: the inner wall of the rubber head air bag (3) is provided with a groove, and a first sealing ring (2) is installed on the outer wall of the groove inner side connecting pipe (1).

3. The disposable curved rubber dropper of claim 1, wherein: the shielding mechanism (8) comprises an elastic baffle (801) and a first return spring (802), the first return spring (802) is installed on the inner walls of the two sides of the connecting pipe (1), and the elastic baffle (801) is connected above the first return spring (802).

4. The disposable curved rubber dropper of claim 1, wherein: the telescopic structure comprises a limiting groove (12), wherein the limiting groove (12) is formed in the inner walls of the two sides of the protruding block (4).

5. The disposable curved rubber dropper of claim 4, wherein: the below of connecting pipe (1) extends to the inside of protruding piece (4), the both sides of connecting pipe (1) bottom all are connected with spacing groove (12) assorted stopper (11).

6. The disposable curved rubber dropper of claim 5, wherein: one side of stopper (11) all is connected with rubber block (10), second sealing washer (9) are installed to the inboard of connecting pipe (1) outer wall protruding piece (4).

7. The disposable curved rubber dropper of claim 1, wherein: dismantle structure (13) and include locked groove (1301), second reset spring (1302) and locking piece (1303), second reset spring (1302) are installed in the both sides inner wall of gluing first gasbag (3), the one end of second reset spring (1302) is connected with locking piece (1303), the outer wall of connecting pipe (1) be provided with locking piece (1303) assorted locked groove (1301).

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