CN219559673U

CN219559673U - Pipetting gun rack convenient to place

Info

Publication number: CN219559673U
Application number: CN202320301794.XU
Authority: CN
Inventors: 陈松楠; 刘丹颖; 刘畅; 张立敏; 陈颖南; 谢永新
Original assignee: People's Liberation Army Joint Service Support Force Beidaihe Rehabilitation Center
Current assignee: People's Liberation Army Joint Service Support Force Beidaihe Rehabilitation Center
Priority date: 2023-02-23
Filing date: 2023-02-23
Publication date: 2023-08-22
Anticipated expiration: 2033-02-23

Abstract

The utility model provides a pipetting gun rack convenient to place, which comprises a base, a supporting rod, a placing seat and clamping jaws, wherein the bottom end of the supporting rod is arranged on the base; the placing seat is arranged at the top end of the supporting rod, a plurality of placing grooves are formed around the edge of the placing seat, and a mounting space is formed inside the placing seat; the clamping jaw is a plurality of, all rotates the setting in installation space, corresponds on every standing groove and sets up two relative clamping jaws, connects through the spring between two clamping jaws. Through above-mentioned technical scheme, the liquid-transfering gun of having solved current liquid-transfering gun frame places unstable and inconvenient problem.

Description

Pipetting gun rack convenient to place

Technical Field

The utility model relates to the technical field of experimental equipment manufacturing, in particular to a pipetting gun rack convenient to place.

Background

A pipette is one type of pipette commonly used in laboratory pipetting of small or minute amounts of liquid. In performing small or minute amounts of liquid removal in microbiological or cellular assays, it is often necessary to operate in an ultra clean bench to avoid contamination of the test material. The pipette rack is a special tool for placing a pipette. Currently, the existing pipette is only inserted into the insertion opening, so that the placement of the pipette is unstable.

The utility model patent with the publication number of CN 108283948A discloses a multifunctional pipette rack, which comprises a bracket, a base, a positioning disk and a storage device, wherein the bracket is inserted in the base, the positioning disk is rotatably sleeved on the bracket, the positioning disk is positioned at the upper section of the bracket, a limiting part is arranged at the bottom of the positioning disk, a plurality of pipette inserting openings are formed in the positioning disk, clamping pieces are arranged in the positioning disk, each clamping piece comprises a spring and a rubber block, one end of each spring is fixedly connected with the positioning disk, the other end of each spring is fixedly connected with the corresponding rubber block, one end of each rubber block can extend into each pipette inserting opening, and when a pipette is placed, the rubber block is inconvenient to place into each inserting opening due to the fact that the rubber block is arranged at each inserting opening. Thus, there is a need for a pipette rack that is stable and easy to place.

Disclosure of Invention

The utility model mainly aims to provide a pipette rack convenient to place, so as to solve the problems of unstable and inconvenient placement of a pipette of the existing pipette rack.

In order to solve the technical problems, the utility model adopts the following technical scheme:

a pipette gun rack for ease of placement, comprising:

a base;

the bottom end of the supporting rod is arranged on the base;

the placement seat is arranged at the top end of the supporting rod, a plurality of placement grooves are formed around the edge of the placement seat, and an installation space is formed inside the placement seat;

the clamping jaws are multiple, are all rotatably arranged in the installation space, two opposite clamping jaws are correspondingly arranged on each placing groove, and the two clamping jaws are connected through a spring.

As a further technical solution, the clamping jaw includes:

one end of the connecting rod is rotatably arranged in the installation space, and two ends of the spring are respectively connected with the middle parts of the two connecting rods which are oppositely arranged;

the claw part is connected with the other end of the connecting rod and is positioned in the placing groove, and one end of the claw part, which is far away from the connecting rod, is provided with an arc-shaped guide surface.

As a further technical scheme, the method further comprises:

the gear, the gear is a plurality of, and with clamping jaw one-to-one, a plurality of the gear all rotates and sets up in the installation space, the connecting rod keep away from the one end of claw with gear connection, two relatively on the connecting rod gear engagement.

As a further technical scheme, a plurality of liquid receiving tanks are arranged around the edge of the base, the liquid receiving tanks are in one-to-one correspondence with the placing tanks, openings are formed in the side walls of the liquid receiving tanks, and liquid absorbing blocks are arranged in the liquid receiving tanks.

As a further technical solution, the supporting bar includes:

the lower end of the outer sleeve is fixedly connected with the base, and a sliding groove is formed in the side wall of the outer sleeve along the vertical direction;

the screw rod is rotatably arranged in the outer sleeve;

the handle is fixedly connected with the top end of the screw rod and is rotatably arranged at the top of the outer sleeve;

the screw is movably sleeved on the screw rod;

the guide block is arranged in the sliding groove in a sliding manner, one end of the guide block is fixedly connected with the nut, and the other end of the guide block is fixedly connected with the placing seat.

The beneficial effects of the utility model are as follows:

the utility model has simple structure, and when in operation, the pipette is only required to slide in from between the two clamping jaws and be inserted into the placing groove, and the two clamping jaws clamp the pipette simultaneously by the tension of the springs, so that the operation is convenient, and the pipette is stable, reliable and convenient to place.

Drawings

The utility model will be described in further detail with reference to the drawings and the detailed description.

FIG. 1 is a schematic perspective view of the present utility model;

FIG. 2 is a schematic view of the structure of the utility model in a jaw tightened state;

FIG. 3 is a schematic view of a clamping jaw of the present utility model in a clamped pipette configuration;

fig. 4 is a schematic cross-sectional view of the present utility model.

Description of the reference numerals

1. A base; 2. a support rod; 21. an outer sleeve; 210. a chute; 22. a screw rod; 23. a handle; 24. a nut; 25. a guide block; 3. a placement seat; 4. a placement groove; 5. a clamping jaw; 51. a connecting rod; 52. a claw portion; 6. a spring; 7. a gear; 8. a liquid receiving tank; 9. a liquid suction block.

Detailed Description

The technical solutions in the embodiments of the present utility model are clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present utility model, but the present utility model may be practiced in other ways other than those described herein, and persons skilled in the art will readily appreciate that the present utility model is not limited to the specific embodiments disclosed below.

As shown in fig. 1-4, the utility model provides a pipette gun rack convenient to place, which mainly comprises a base 1, a supporting rod 2, a placing seat 3, clamping jaws 5 and gears 7.

The base 1 is cylindrical, the edge of the base 1 is provided with a plurality of liquid receiving tanks 8 in a surrounding manner, the side wall of each liquid receiving tank 8 is provided with an opening, a liquid suction block 9 is arranged in each liquid receiving tank 8, liquid flowing down from the gun head of the liquid transferring gun can drop into each liquid receiving tank 8 and be absorbed through the liquid suction block 9, pollution is avoided, and the opening on the side wall of each liquid receiving tank 8 is beneficial to ensuring that the gun head of the liquid transferring gun is not blocked when the liquid transferring gun slides into the placing tank 4 from the side surface;

the support rod 2 comprises an outer sleeve 21, a screw rod 22, a handle 23, a screw 24 and guide blocks 25, wherein the lower end of the outer sleeve 21 is fixedly connected with a base 1, sliding grooves 210 are formed in the side wall of the outer sleeve 21 along the vertical direction, the number of the sliding grooves 210 is two in the utility model, the screw rod 22 is rotationally arranged in the outer sleeve 21, the handle 23 is fixedly connected with the top end of the screw rod 22 and rotationally arranged at the top of the outer sleeve 21, the screw 24 is movably sleeved on the screw rod 22, the two guide blocks 25 are respectively and slidably arranged in the two sliding grooves 210, and one end of each guide block is fixedly connected with the screw 24;

the placing seat 3 is cylindrical, the placing seat 3 is sleeved on the upper part of the supporting rod 2 in a sliding way, the middle part of the placing seat 3 is fixedly connected with one end of the guide block 25, which is far away from the nut 24, a plurality of placing grooves 4 are formed around the edge of the placing seat 3, the placing grooves 4 are in one-to-one correspondence with the liquid receiving grooves 8, and an installation space is formed in the placing seat 3;

the clamping jaw 5 is arranged in the installation space in a rotating way, two opposite clamping jaws 5 are correspondingly arranged on each placing groove 4, each clamping jaw 5 comprises a connecting rod 51 and a claw 52, one end of each connecting rod 51 is arranged in the installation space in a rotating way, two ends of each spring 6 are respectively connected with the middle parts of the two connecting rods 51 which are oppositely arranged, each claw 52 is connected with the other end of each connecting rod 51 and is positioned in each placing groove 4, and one end, far away from each connecting rod 51, of each claw 52 is provided with an arc-shaped guide surface;

the gear 7 is a plurality of, and with clamping jaw 5 one-to-one, a plurality of gears 7 all rotate and set up in the installation space, and the one end that claw 52 was kept away from to connecting rod 51 is connected with gear 7, and the gear 7 on two opposite connecting rods 51 meshes. The pivot of one of the gears 7 in two engaged arrangement stretches out the top of placing the seat 3 to be connected with rotatory handle, can drive one of them gear 7 rotation through manual rotation rotatory handle, this gear 7 drives the gear 7 rotation rather than the meshing, thereby make two gears 7 drive two relative clamping jaw 5 rotations simultaneously, thereby control two clamping jaw 5 and open, and put into the standing groove 4 with the pipette, this is another type of placing, simple convenient and practical reliable.

The placing seat 3 can be lifted and moved through the supporting rod 2, so that the device is suitable for pipette guns with different specifications and is convenient to use. The specific operation that the support rod 2 drives the placing seat 3 to lift is as follows: the handle 23 is rotated, and the handle 23 drives the screw rod 22 to rotate, so that the screw nut 24 on the screw rod 22 moves up and down along the screw rod 22, and accordingly the placing plate is driven to move up and down, the guide block 25 is arranged in the sliding groove 210 in a sliding manner, limiting of cooperation between the screw nut 24 and the screw rod 22 is facilitated, and the screw rod is convenient to operate, practical and reliable. The arrangement of the gear 7 is beneficial to ensuring the symmetry and stability of the opening and tightening of the clamping jaw 5.

When not using, this embodiment is drawn in under the pulling force of spring 6 with two clamping jaws 5 that set up relatively, when using, can slide in the liquid-transfering gun from between two clamping jaws 5 to insert to standing groove 4, through the pulling force of spring 6, make two clamping jaws 5 press from both sides the liquid-transfering gun simultaneously, the arc guide surface on claw 52 is favorable to further reinforcing liquid-transfering gun to slide in the convenience between two claw 52, convenient operation, and the liquid-transfering gun is placed steadily, reliable convenient.

The foregoing description is only of the preferred embodiments of the utility model, and it is apparent that the embodiments described are merely some, but not all, of the embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Claims

1. A pipette gun rack convenient for placement, comprising:

a base (1);

the bottom end of the supporting rod (2) is arranged on the base (1);

the placement seat (3), the placement seat (3) is arranged on the upper part of the supporting rod (2), a plurality of placement grooves (4) are formed around the edge of the placement seat (3), and an installation space is formed inside the placement seat (3);

clamping jaw (5), clamping jaw (5) are a plurality of, all rotate and set up in the installation space, every correspond on standing groove (4) and set up two relative clamping jaw (5), two connect through spring (6) between clamping jaw (5).

2. A pipetting gun rack for easy placement according to claim 1, wherein the clamping jaw (5) comprises:

the connecting rods (51) are rotatably arranged in the installation space at one ends of the connecting rods (51), and two ends of the springs (6) are respectively connected with the middle parts of the two connecting rods (51) which are oppositely arranged;

the claw part (52) is connected with the other end of the connecting rod (51) and is positioned in the placing groove (4), and one end, far away from the connecting rod (51), of the claw part (52) is provided with an arc-shaped guide surface.

3. A pipette gun rack for easy placement as defined in claim 2, further comprising:

the gear (7), gear (7) be a plurality of, and with clamping jaw (5) one-to-one, a plurality of gear (7) all rotate and set up in the installation space, connecting rod (51) keep away from one end of claw (52) with gear (7) are connected, two relative on connecting rod (51) gear (7) meshing.

4. A pipette gun rack convenient to place as claimed in claim 1, characterized in that the edge of the base (1) is provided with a plurality of liquid receiving tanks (8) in a surrounding manner, the liquid receiving tanks (8) are in one-to-one correspondence with the placing tanks (4), the side walls of the liquid receiving tanks (8) are provided with openings, and liquid absorbing blocks (9) are arranged in the liquid receiving tanks (8).

5. A pipetting gun rack for easy placement according to claim 1, wherein the support bar (2) comprises:

the lower end of the outer sleeve (21) is fixedly connected with the base (1), and a sliding groove (210) is formed in the side wall of the outer sleeve (21) along the vertical direction;

a screw rod (22), wherein the screw rod (22) is rotatably arranged in the outer sleeve (21);

the handle (23) is fixedly connected with the top end of the screw rod (22) and is rotatably arranged at the top of the outer sleeve (21);

the screw nut (24) is movably sleeved on the screw rod (22);

the guide block (25), the guide block (25) slides and sets up in spout (210), and one end with screw (24) fixed connection, the other end with place seat (3) fixed connection.