CN211436264U

CN211436264U - Pipette auxiliary device

Info

Publication number: CN211436264U
Application number: CN201922283579.8U
Authority: CN
Inventors: 蔡玉红; 王巍巍; 王吉艳; 李君梅; 鲁晓婷; 刘笑笑; 魏春雁
Original assignee: Jilin Academy of Agricultural Sciences
Current assignee: Jilin Academy of Agricultural Sciences
Priority date: 2019-12-18
Filing date: 2019-12-18
Publication date: 2020-09-08
Anticipated expiration: 2029-12-18

Abstract

The utility model discloses a pipette auxiliary device, which comprises an arc-shaped support frame, wherein an inner rod is welded at the center of one end of the arc-shaped support frame, a test tube clamp is sleeved at the middle part of the inner rod, an outer rod is sleeved at the top part of the inner rod, the outer rod is connected with a support plate, a screw rod is embedded at one end of the support plate, one end of the screw rod facing outwards is connected with a rotating handle, and one end of the support plate is connected with an outer ring through a T-shaped block, the utility model has the advantages of scientific and reasonable structure and safe and convenient use, the pipette can be conveniently fixed by placing the pipette between the two arc-shaped support plates, the pipette is convenient and quick, when the pipette is not placed, the T-shaped block and the T-shaped groove can move to adjust the position of the pipette, and after the pipette is placed, the pipette deflects downwards due to, the contact surface is reduced, the operation is convenient and rapid, manual long-term support is not needed, and the operation amount is reduced.

Description

Pipette auxiliary device

Technical Field

The utility model relates to the technical field of instruments, specifically a pipette auxiliary device.

Background

Pipettes are gauges used to accurately remove a volume of solution. A pipette is a type of measurement instrument that is used only to measure the volume of solution it emits. It is a slender glass tube with an expansion part in the middle. The lower end of the tube body is in a sharp mouth shape, and a marking line is engraved at the neck of the upper end of the tube body and is a mark of the accurate volume;

however, the pipette in the current market needs to be manually clamped for a long time, so that energy is wasted, the operation is not convenient and fast, and the pipette is not particularly suitable for long-term operation of people, so that an auxiliary device is urgently needed to grab, and the normal pipetting is convenient.

SUMMERY OF THE UTILITY MODEL

The utility model provides a pipette auxiliary device can effectively solve and to put forward the pipette on the existing market among the above-mentioned background and need carry out manual centre gripping for a long time, not only extravagant vigor, it is not particularly suitable for people long-term operation to operate not convenient moreover, so an auxiliary device snatchs in urgent need to be convenient for its normal problem of moving liquid.

In order to achieve the above object, the utility model provides a following technical scheme: a pipette auxiliary device comprises an arc-shaped support frame, wherein an inner rod is welded in the center of one end of the arc-shaped support frame, a test tube clamp is sleeved in the middle of the inner rod, an outer rod is sleeved on the top of the inner rod, the outer rod is connected with a support plate, a screw rod is embedded into one end of the support plate, and one end, facing the outer side, of the screw rod is connected with a rotating handle;

one end of the supporting plate is connected with the outer ferrule through a T-shaped block, the inner side of the outer ferrule is connected with the arc-shaped supporting plate through a telescopic rod, a rubber pad is bonded at the joint of the telescopic rod and the arc-shaped supporting plate, a spring is sleeved on the outer side of the telescopic rod, the arc-shaped supporting plate is in a wide-top-narrow-bottom state, and an anti-skidding rubber block is bonded at the top of the arc-shaped supporting plate;

the inner rod is provided with a test tube clamp for fixing a test tube, and the test tube clamp clamps the test tube to enable the port of the test tube to face the arc-shaped supporting plate. Preferably, the outer rod is hollow, and the inner diameter of the outer rod is larger than the outer diameter of the inner rod.

Preferably, the outer rod is provided with a limiting hole towards one end of the screw rod, the screw rod penetrates through the limiting hole, one end of the screw rod is connected with a silica gel pad, and the silica gel pad is in contact with the inner rod.

Preferably, a through hole is formed in one side of the supporting plate, and the supporting plate is sleeved on the outer side of the outer rod through the through hole.

Preferably, the bottom end of the outer ring is provided with a T-shaped groove, and the T-shaped block moves in the T-shaped groove.

Preferably, the outer side of the outer ring is provided with an elliptical anti-slip pattern.

Preferably, three balancing weights are bonded to the bottom ends of the arc-shaped supporting frames, and anti-slip pads are bonded to the bottom ends of the balancing weights.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model has the advantages of being scientific and reasonable in structure, convenience safe in utilization:

1. place in stable position through arc support frame, install balancing weight and slipmat in arc support frame's bottom, when can guaranteeing device stability, also be convenient for its normal silence and place.

2. Through twisting rotatory handle, separate the silica gel pad of screw rod one end with interior pole to be convenient for adjust the contact height of interior pole and outer pole, thereby be convenient for its normal removal, and through twisting rotatory handle once more, contact silica gel pad and interior pole, thereby carry out the regulation of the height and the angle of outer lasso.

3. Through placing the pipette in the middle of two arc backup pads, thereby be convenient for fix the pipette, convenient and fast, and when the pipette did not place, T type piece can remove with T type groove, adjust its position, and after the pipette was placed, because the skew of weight, cause its skew downwards, thereby increase the frictional force between T type piece and T type groove, reduce its contact surface, convenient and fast, and need not artifical long-term support, the operation volume has been reduced, after that through test-tube clamp centre gripping test tube, move the liquid.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention.

In the drawings:

fig. 1 is a schematic structural diagram of the present invention;

fig. 2 is an enlarged schematic structural diagram of a in fig. 1 of the present invention;

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

fig. 4 is a schematic bottom view of the present invention;

fig. 5 is a schematic view of the inner rod of the present invention.

Reference numbers in the figures: 1. an arc-shaped support frame; 2. an inner rod; 3. an outer rod; 4. a support plate; 5. a through hole; 6. a screw; 7. rotating the handle; 8. a limiting hole; 9. a T-shaped block; 10. an outer ferrule; 11. a telescopic rod; 12. a spring; 13. a rubber pad; 14. an arc-shaped support plate; 15. an anti-slip rubber block; 16. a balancing weight; 17. a non-slip mat; 18. elliptical non-slip patterns; 19. a silica gel pad; 20. a T-shaped groove; 21. a test tube clamp.

Detailed Description

The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.

Example (b): as shown in fig. 1-5, the utility model provides a technical scheme, a pipette auxiliary device, including arc support frame 1, arc support frame 1 one end center department welding has interior pole 2, interior pole 2 middle part has cup jointed the test tube clamp 21, interior pole 2 top has cup jointed outer pole 3, outer pole 3 is hollow, and outer pole 3 internal diameter is greater than interior pole 2 external diameter, thereby be convenient for interior pole 2 to move in outer pole 3, outer pole 3 links to each other with backup pad 4, backup pad 4 one end embedding has screw rod 6, outer pole 3 has seted up spacing hole 8 towards the one end of screw rod 6, screw rod 6 runs through spacing hole 8, and screw rod 6 one end is connected with silica gel pad 19, silica gel pad 19 contacts with interior pole 2, thereby be convenient for the fixed of interior pole 2, the one end towards the outside of screw rod 6 is connected with rotatory handle 7;

one end of the support plate 4 is connected with an outer ferrule 10 through a T-shaped block 19, an oval anti-slip pattern 18 is formed in the outer side of the outer ferrule 10, so that normal grabbing is facilitated, the inner side of the outer ferrule 10 is connected with an arc-shaped support plate 14 through a telescopic rod 11, a rubber pad 13 is bonded at the joint of the telescopic rod 11 and the arc-shaped support plate 14, a spring 12 is sleeved on the outer side of the telescopic rod 11, the arc-shaped support plate 14 is in a wide-top-down-narrow state, and an anti-slip rubber block 15 is bonded at the top;

three clump weights 16 are bonded at the bottom end of the arc-shaped support frame 1, and an anti-skid pad 17 is bonded at the bottom end of each clump weight 16.

A through hole 5 is formed in one side of the supporting plate 4, the supporting plate 4 is sleeved outside the outer rod 3 through the through hole 5, connection of the supporting plate is facilitated, a T-shaped groove 20 is formed in the bottom end of the outer ring 10, and the T-shaped block 9 moves in the T-shaped groove 20.

The utility model discloses a theory of operation and use flow: an operator firstly places the arc-shaped support frame 1 at a stable position, and a balancing weight 16 and an anti-slip pad 17 are arranged at the bottom end of the arc-shaped support frame 1, so that the stability of the device can be ensured, and the device can be conveniently placed in a normal mute manner;

then, the rotating handle 7 is screwed to separate the silica gel pad 19 at one end of the screw rod 6 from the inner rod 2, so that the contact height between the inner rod 2 and the outer rod 3 can be conveniently adjusted, the normal movement of the inner rod is convenient, and the rotating handle 7 is screwed again to contact the silica gel pad 9 with the inner rod 2, so that the height and the angle of the outer sleeve ring 10 can be adjusted.

Finally, the pipette is placed between the two arc-shaped supporting plates 14, the arc-shaped supporting plates 14 are pushed by the springs 12, and the telescopic rods 11 are driven to move, so that the pipette is conveniently fixed, and is convenient and quick;

and when the pipette was not placed, T type piece 9 can remove in T type groove 20, adjust its position, and after the pipette was placed, because the skew of weight, cause its skew downwards, thereby increase the frictional force between T type piece 9 and T type groove 20, reduce its contact surface, be convenient for stable, convenient and fast, and need not artifical long-term support, reduced the handling capacity, then through the test tube of test tube clamp 21 centre gripping test tube, make pipette and test tube socket aim at, move the liquid, accomplish normal operation.

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 modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. 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 pipette assist device characterized by: the test tube clamp comprises an arc-shaped support frame (1), wherein an inner rod (2) is welded at the center of one end of the arc-shaped support frame (1), a test tube clamp (21) is sleeved in the middle of the inner rod (2), an outer rod (3) is sleeved at the top of the inner rod (2), the outer rod (3) is connected with a support plate (4), a screw rod (6) is embedded into one end of the support plate (4), and a rotating handle (7) is connected to the outward end of the screw rod (6);

one end of the support plate (4) is connected with an outer ferrule (10) through a T-shaped block (9), the inner sides of the outer ferrules (10) are connected with an arc-shaped support plate (14) through telescopic rods (11), rubber pads (13) are bonded at the joints of the telescopic rods (11) and the arc-shaped support plate (14), springs (12) are sleeved on the outer sides of the telescopic rods (11), the arc-shaped support plate (14) is in a wide-top-narrow-bottom state, and anti-skid rubber blocks (15) are bonded at the tops of the arc-shaped support plate (14);

the inner rod (2) is provided with a test tube clamp (21) for fixing a test tube, and after the test tube is clamped by the test tube clamp, the port of the test tube faces the arc-shaped supporting plate (14).

2. Pipette aid according to claim 1, characterized in that the outer rod (3) is hollow and that the inner diameter of the outer rod (3) is larger than the outer diameter of the inner rod (2).

3. The pipette aid device according to claim 1, wherein a limit hole (8) is formed in one end of the outer rod (3) facing the screw (6), the screw (6) penetrates through the limit hole (8), a silica gel pad (19) is connected to one end of the screw (6), and the silica gel pad (19) is in contact with the inner rod (2).

4. The pipette aid according to claim 1, wherein a through hole (5) is formed in one side of the support plate (4), and the support plate (4) is sleeved outside the outer rod (3) through the through hole (5).

5. The pipette aid according to claim 1, characterized in that the outer collar (10) has a T-shaped groove (20) at its bottom end, the T-shaped block (9) moving in the T-shaped groove (20).

6. Pipette aid according to claim 1, characterised in that the outer collar (10) is provided with oval non-slip threads (18) on the outside.

7. The pipette aid of claim 1, wherein three weights (16) are bonded to the bottom end of the arc-shaped support frame (1), and a non-slip pad (17) is bonded to the bottom end of each weight (16).