CN215743534U

CN215743534U - Novel scale pipette

Info

Publication number: CN215743534U
Application number: CN202122179284.3U
Authority: CN
Inventors: 王辉; 张赟; 李小佳
Original assignee: Henan Kaipri Biotechnology Co ltd
Current assignee: Henan Kaipri Biotechnology Co ltd
Priority date: 2021-09-09
Filing date: 2021-09-09
Publication date: 2022-02-08
Anticipated expiration: 2031-09-09

Abstract

The utility model discloses a novel scale pipette, belongs to the field of pipettes, and solves the problem that the existing pipette is easy to fall off and damage when in use. The pipette comprises a tube body, wherein the upper part of the tube body is provided with clamping grooves which are annularly arranged around the circumference of the tube body, clamping rings are movably arranged in the clamping grooves, the outer walls of the clamping rings are connected with pull ropes, and the tail ends of the pull ropes are connected with elastic rings; the pipe body above the clamping groove is provided with a holding tank for holding the pull rope and the elastic ring, and the holding tank is annularly arranged around the circumference of the pipe body. The novel scale pipette can effectively prevent the pipette from falling off and being damaged, and eliminates potential safety hazards.

Description

Novel scale pipette

Technical Field

The present invention relates to pipettes, and more particularly, it relates to a novel scale pipette.

Background

The pipette is a measuring device for accurately transferring a certain volume of solution, is a slender glass tube with an expansion part in the middle, has a sharp-mouth-shaped lower end, and is provided with a scale mark at the upper tube neck, which is a mark for accurately transferring the volume, and is widely applied to transfer the solution in titration analysis. In the process of using the pipette, the pipette is a slender glass tube, so that the pipette is easy to fall and break due to the fact that hands slide or improper operation is caused in the process of pipetting, and potential safety hazards in use exist. Therefore, there is a need to develop a new scale pipette.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem of the prior art, and provides a novel scale pipette which can effectively prevent the pipette from falling off and being damaged and eliminate potential safety hazards.

The technical scheme of the utility model is as follows: a novel scale pipette comprises a tube body, wherein the upper part of the tube body is provided with clamping grooves which are annularly arranged around the circumference of the tube body, clamping rings are movably arranged in the clamping grooves, the outer walls of the clamping rings are connected with pull ropes, and the tail ends of the pull ropes are connected with elastic rings; the pipe body above the clamping groove is provided with a holding tank for holding the pull rope and the elastic ring, and the holding tank is annularly arranged around the circumference of the pipe body.

The improved structure is characterized in that the cross sections of the clamping groove and the accommodating groove are arc-shaped structures.

Further, the top of the pipe body is provided with a flared pipe, and the end with the minimum diameter of the flared pipe is connected with the top of the pipe body.

Further, an installation groove is formed in the joint of the flaring pipe and the pipe body, and a rubber ring is embedded in the installation groove.

Further, the inner wall of the rubber ring is a conical surface with a large upper part and a small lower part.

Furthermore, the upper outer wall of the pipe body is provided with anti-skid grains.

Advantageous effects

1. According to the pipette, the movable clamping ring is arranged on the pipe body, the clamping ring is connected with the elastic ring through the pull rope, when the pipette is used, the elastic ring can be sleeved on a hand, then the pipette is taken, once the pipette slips or is misoperation, the pipette is out of the hand, and at the moment, the pipette can be connected with the hand of an operator through the pull rope and the elastic ring, so that the problem that the pipette is damaged due to falling on the ground can be solved, and potential safety hazards are eliminated; when not using, can twine the stay cord in the holding tank to tie up the elasticity ring in the holding tank, can realize accomodating and place.

2. According to the pipette, the flared tube is arranged at the top of the tube body, so that the suction ball can be conveniently inserted into the tube body in the using process; and the rubber ring is arranged at the joint of the flared tube and the tube body, so that the sealing property between the suction ear ball and the tube body can be improved, and the liquid suction of the tube body is further facilitated.

Drawings

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

FIG. 2 is an enlarged view of the cross-sectional structure at A in the present invention;

fig. 3 is an enlarged view of the structure at B in the present invention.

Wherein: the pipe comprises a pipe body 1, a clamping groove 2, a clamping ring 3, a pull rope 4, an elastic ring 5, an accommodating groove 6, a flared pipe 7 and a rubber ring 8.

Detailed Description

The utility model is further described below with reference to examples, but not to be construed as being limited thereto, and any number of modifications which can be made by anyone within the scope of the claims are also within the scope of the claims.

Referring to fig. 1-3, the novel scale pipette comprises a tube body 1, wherein a clamping groove 2 annularly arranged around the tube body 1 in the circumferential direction is formed in the upper portion of the tube body 1, a clamping ring 3 is movably mounted in the clamping groove 2, the clamping ring 3 can rotate relative to the clamping groove 2 but cannot axially separate from the clamping groove 2, a pulling rope 4 is connected to the outer wall of the clamping ring 3, the pulling rope is a soft rope, an elastic ring 5 is connected to the tail end of the pulling rope 4, and the elastic ring 5 is a rubber band and is convenient to wear on the hand; be equipped with the holding tank 6 that is used for placing stay cord 4 and elastic ring 5 on the body 1 of draw-in groove 2 top, holding tank 6 arranges around the circumference annular of body 1, convenient storage.

According to the pipette, the movable clamping ring 3 is arranged on the tube body 1, the clamping ring 3 is connected with the elastic ring 5 through the pull rope 4, when the pipette is used, the elastic ring 5 can be sleeved on a hand, then the pipette is taken, once the pipette slips or is misoperation occurs, the pipette is taken off the hand, and at the moment, the pipette can be connected with the hand of an operator through the pull rope 4 and the elastic ring 5, so that the problem that the pipette is damaged due to falling on the ground can be solved, and potential safety hazards are eliminated; when not using, can twine stay cord 4 in holding tank 6 to tie up elastic ring 5 in holding tank 6, can realize accomodating and place.

Preferably, the cross-sections of the clamping groove 2 and the accommodating groove 6 are arc-shaped structures, so that the edges of the clamping groove 2 and the accommodating groove 6 are prevented from hurting hands or snapping the pull rope 4.

Preferably, a flared tube 7 is provided at the top of the tubular body 1, and the end of the flared tube 7 having the smallest diameter is connected to the top of the tubular body 1. Further, the mounting groove has been seted up with the junction of body 1 to flared tube 7, and this mounting groove is embedded to be equipped with rubber circle 8.

According to the pipette disclosed by the embodiment, the flared pipe 7 is arranged at the top of the pipe body 1, so that the suction bulb is conveniently inserted into the pipe body 1 in the using process, and the guide effect on the suction bulb is achieved; and set up rubber circle 8 in flared tube 7 and body 1 junction, can improve the leakproofness between auricle ball and the body 1, further make things convenient for the body 1 imbibition.

Preferably, the inner wall of the rubber ring 8 is a conical surface with a large upper part and a small lower part, so that the sealing effect on the suction ear bulb is satisfied, and the suction ear bulb is conveniently inserted into the rubber ring 8.

Preferably, the outer wall of the upper part of the pipe body 1 is provided with anti-skidding lines, so that the friction force between the hand of an operator and the pipe body 1 is increased, and the anti-skidding effect is further achieved.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that those skilled in the art can make various changes and modifications without departing from the structure of the utility model, which will not affect the effect of the utility model and the practicability of the patent.

Claims

1. A novel scale pipette comprises a tube body (1) and is characterized in that clamping grooves (2) which are annularly arranged around the circumference of the tube body (1) are formed in the upper portion of the tube body (1), clamping rings (3) are movably mounted in the clamping grooves (2), pull ropes (4) are connected to the outer walls of the clamping rings (3), and elastic rings (5) are connected to the tail ends of the pull ropes (4); be equipped with holding tank (6) that are used for placing stay cord (4) and elastic ring (5) on body (1) of draw-in groove (2) top, holding tank (6) arrange around the circumference ring of body (1).

2. A novel graduated pipette as claimed in claim 1, wherein the cross-section of the clamping groove (2) and the holding groove (6) are both arc-shaped.

3. A novel graduated pipette as claimed in claim 1, wherein the top of the tubular body (1) is provided with a flared tube (7), and the end with the smallest diameter of the flared tube (7) is connected with the top of the tubular body (1).

4. A novel graduated pipette as claimed in claim 3, wherein the junction of the flared tube (7) and the tube body (1) is provided with an installation groove, and a rubber ring (8) is embedded in the installation groove.

5. A new graduated pipette as claimed in claim 4, wherein the inner wall of the rubber ring (8) is a conical surface with a large top and a small bottom.

6. A novel graduated pipette as claimed in any one of claims 1 to 5, wherein the outer wall of the upper part of the tubular body (1) is provided with anti-slip threads.