CN210522543U

CN210522543U - Digital micro-adjustable pipettor

Info

Publication number: CN210522543U
Application number: CN201921130279.XU
Authority: CN
Inventors: 谢鹏
Original assignee: Tianjin Hongpeng Tongchuang Medical Instrument Co ltd
Current assignee: Tianjin Hongpeng Tongchuang Medical Instrument Co ltd
Priority date: 2019-07-18
Filing date: 2019-07-18
Publication date: 2020-05-15
Anticipated expiration: 2029-07-18

Abstract

The utility model discloses an adjustable pipettor of digit trace, including installing frame, second cushion cap board and fourth cushion cap board, the inside both ends of second cushion cap board evenly are provided with the mounting hole, and the equal vertical installing frame in both ends on second cushion cap board top, the intermediate position department of installing frame inside wall is provided with the mounting groove, and the vertical first motor of installing of intermediate position department of the inside bottom of installing frame, the vertical lead screw of installing of the output of first motor, and the vertical sleeve of installing of lead screw outer wall, the intermediate position department horizontal installation that the sleeve is close to mounting groove one side lateral wall has the third cushion cap board, and the intermediate position department level on the inside top of third cushion cap board is provided with the spout, the third cushion cap board top of spout one side has the second motor through base horizontal installation. This adjustable pipettor of digital trace drives the rubber stopper through the cylinder and reciprocates in pipettor body inside to be convenient for avoid manually operation, improve and move liquid stability.

Description

Digital micro-adjustable pipettor

Technical Field

The utility model relates to a pipettor technical field specifically is an adjustable pipettor of digit trace.

Background

The research of neuroscience is emerging, animal brain stereotactic administration is an experimental method often used in neuroscience research, such as brain nuclear mass positioning injection beam path tracer, active drug, receptor agonist, receptor antagonist and the like, the micromanipulation requires accurate injection amount, constant injection speed, good repeatability and small tissue damage, and the traditional digital micro-adjustable pipettor can basically meet the use requirements of people, but still has certain problems, and the specific problems are as follows:

1. at present, most of the microinjection of pipettors in the market is carried out by pushing a microinjector piston with a single hand, the injection speed cannot be kept constant, the tissue damage is large, the interpretation of the experimental result is influenced, and the operation precision cannot meet the requirements;

2. most pipettors in the current market are fixed in height, are inconvenient to adjust and cannot be suitable for experimental apparatuses such as experimental beakers with different heights;

3. most pipettes position is fixed on the existing market, is not convenient for adjust, can not be applicable to experimental devices such as the experiment beaker in different positions to be not convenient for use when needing multiunit contrast experiment.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an adjustable pipettor of digit trace to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a digital micro-adjustable pipettor comprises a mounting frame, a second bearing plate and a fourth bearing plate, wherein mounting holes are uniformly formed in two ends of the interior of the second bearing plate, the mounting frame is vertically arranged at two ends of the top end of the second bearing plate, a mounting groove is formed in the middle of the inner side wall of the mounting frame, a first motor is vertically arranged at the middle of the bottom end of the interior of the mounting frame, a lead screw is vertically arranged at the output end of the first motor, a sleeve is vertically arranged on the outer wall of the lead screw, a third bearing plate is horizontally arranged at the middle of the side wall of the sleeve, which is close to the mounting groove, a sliding groove is horizontally formed in the middle of the top end of the interior of the third bearing plate, a second motor is horizontally arranged at the top end of the third bearing plate on one side of the sliding groove through a base, a second sliding block matched with the sliding groove is arranged in the sliding groove, and a cylinder is vertically arranged at the middle position of one side of the top end of the fourth bearing plate.

Preferably, the bottom end of the second bearing plate on the inner side of the mounting hole is uniformly provided with three groups of suckers, and each group of suckers is provided with three suckers.

Preferably, slide rails are horizontally arranged at two ends of the top end of the second bearing plate on the inner side of the mounting frame, a first slide block matched with the slide rails is arranged inside the slide rails, and a first bearing plate is horizontally arranged at the middle position of the side wall of one side, far away from the slide rails, of the first slide block.

Preferably, the pipettor body is vertically installed to the one end that fourth cushion cap bottom is close to the cylinder, and the vertical hydraulic stem of installing of cylinder output, the hydraulic stem bottom install with pipettor body assorted rubber buffer, and the intermediate position department that the second motor one side lateral wall was kept away from to the pipettor body is provided with the observation window, the vertical scale mark that is provided with of pipettor body lateral wall of observation window one side.

Preferably, the third bearing plate is connected with the screw rod in a sliding mode through a sleeve to form a sliding mechanism, and the screw rod is connected with the mounting frame in a rotating mode through a bearing to form a rotating mechanism.

Preferably, the output end of the second motor is horizontally provided with an electric push rod connected with a fourth bearing plate, and the fourth bearing plate is connected with the sliding chute through a second sliding block in a sliding manner to form a sliding mechanism.

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

1. by installing the air cylinder, the hydraulic rod, the rubber plug, the pipettor body, the scale lines and the observation window, when liquid needs to be pipetted, the air cylinder is started to drive the hydraulic rod to stretch and retract so as to drive the rubber plug to move up and down in the pipettor body, liquid is sucked under the action of air pressure, and the liquid level is observed through the scale lines and the observation window, so that manual operation is avoided conveniently, and the liquid transferring stability is improved;

2. meanwhile, the device is provided with the first motor, the screw rod, the sleeve, the third bearing plate and the liquid transfer device body, when the device is required to be suitable for equipment such as experimental beakers with different heights, the first motor is started to drive the screw rod to rotate so as to drive the sleeve to move up and down, and the sleeve drives the third bearing plate and the liquid transfer device body to move up and down, so that the device is convenient to be suitable for equipment such as experimental beakers with different heights;

3. the device is through installing the pipettor body simultaneously, the second motor, electric putter, the fourth cushion board, the second slider, spout and cylinder, when needs get and put equipment such as beaker, the first cushion board of pulling makes first cushion board pass through first slider at the slide rail, when needs carry out multiunit contrast experiment and need adjust the position of pipettor body, it stretches out and draws back thereby to start the second motor and drive electric putter and drive fourth cushion board and pass through the inside slip of second slider at the spout, the fourth cushion board drives and controls about pipettor body and the cylinder, thereby be convenient for carry out multiunit contrast experiment, when needs get and put equipment such as beaker, the first cushion board of pulling makes first cushion board pass through first slider at the inside slip of slide rail, thereby be convenient for get and put experimental equipment such as beaker.

Drawings

FIG. 1 is a front view of the cross-sectional structure of the present invention;

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

fig. 3 is an enlarged schematic view of a portion a of fig. 1 according to the present invention.

In the figure: 1. a screw rod; 2. a sleeve; 3. installing a frame; 4. a first motor; 5. mounting holes; 6. a slide rail; 7. a first deck plate; 8. a pipettor body; 9. a second deck plate; 10. a first slider; 11. a suction cup; 12. mounting grooves; 13. a third deck plate; 14. a chute; 15. an electric push rod; 16. a second motor; 17. scale lines; 18. an observation window; 19. a fourth deck plate; 20. a second slider; 21. a cylinder; 22. a hydraulic lever; 23. and a rubber plug.

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.

Referring to fig. 1-3, the present invention provides an embodiment: a digital micro-adjustable pipettor comprises a mounting frame 3, a second bearing plate 9 and a fourth bearing plate 19, wherein mounting holes 5 are uniformly formed in two ends of the interior of the second bearing plate 9, suckers 11 are uniformly arranged at the bottom end of the second bearing plate 9 on the inner side of each mounting hole 5, three groups of suckers 11 are arranged, each group of suckers 11 is convenient to mount and fix, the mounting frame 3 is vertically arranged at two ends of the top end of the second bearing plate 9 on the inner side of the mounting frame 3, slide rails 6 are horizontally arranged at two ends of the top end of the second bearing plate 9 on the inner side of the mounting frame 3, a first slide block 10 matched with the slide rails 6 is arranged in each slide rail 6, a first bearing plate 7 is horizontally arranged at the middle position of the side wall of the first slide block 10 far away from the slide rails 6, the devices such as a beaker and the like are convenient to take and place, a mounting groove 12 is arranged at the middle position of, the model of the first motor 4 can be a Y112M-6 motor, the output end of the first motor 4 is vertically provided with a screw rod 1, the outer wall of the screw rod 1 is vertically provided with a sleeve 2, the middle position of the side wall of one side of the mounting groove 12, close to the sleeve 2, is horizontally provided with a third bearing plate 13, the third bearing plate 13 is in sliding connection with the screw rod 1 through the sleeve 2 to form a sliding mechanism, the screw rod 1 is in rotating connection with a mounting frame 3 through a bearing to form a rotating mechanism, so that the device is suitable for beakers and other devices with different heights, the middle position of the top end inside the third bearing plate 13 is horizontally provided with a sliding groove 14, the top end of the third bearing plate 13 at one side of the sliding groove 14 is horizontally provided with a second motor 16 through a base, the model of the motor 16 can be a Y90S-6 motor, the output end of the second motor 16 is horizontally provided with an electric push rod 15 connected with a fourth bearing plate 19, and the fourth bearing, the device is convenient for carrying out multiple groups of comparison experiments, a second sliding block 20 matched with the sliding groove 14 is installed inside the sliding groove 14, a fourth bearing plate 19 is horizontally installed at the top end of the second sliding block 20, a pipettor body 8 is vertically installed at one end, close to a cylinder 21, of the bottom end of the fourth bearing plate 19, a hydraulic rod 22 is vertically installed at the output end of the cylinder 21, a rubber plug 23 matched with the pipettor body 8 is installed at the bottom end of the hydraulic rod 22, an observation window 18 is arranged at the middle position of the side wall of one side, far away from the second motor 16, of the pipettor body 8, scale lines 17 are vertically arranged on the side wall of one side, far away from the observation window 18, liquid transferring is facilitated, a cylinder 21 is vertically installed at the middle position of one side of the top end of the fourth bearing plate.

The working principle is as follows: when the digital micro-adjustable pipettor is used, the digital micro-adjustable pipettor is firstly installed and fixed at a proper position through the installation hole 5 or the sucker 11, then an external power supply is switched on, when liquid needs to be transferred, the starting cylinder 21 drives the hydraulic rod 22 to stretch so as to drive the rubber plug 23 to move up and down in the pipettor body 8, liquid is sucked under the action of air pressure, liquid level is observed through the scale mark 17 and the observation window 18, thereby avoiding manual operation, improving the stability of liquid transfer, when the pipettor is required to be suitable for equipment such as experimental beakers with different heights, the starting first motor 4 drives the screw rod 1 to rotate so as to drive the sleeve 2 to move up and down, the sleeve 2 drives the third bearing plate 13 and the pipettor body 8 to move up and down, thereby being convenient for being suitable for equipment such as experimental beakers with different heights, when the position of, thereby start 16 flexible drive fourth bearing board 19 of second motor drive electric putter 15 and pass through second slider 20 and slide 14 insidely in the spout, fourth bearing board 19 drives and controls about pipettor body 8 and cylinder 21 to be convenient for carry out multiunit contrast experiment, when equipment such as beaker is got to needs to be got and put, the first bearing board 7 of pulling makes first bearing board 7 slide 6 insidely at the slide rail through first slider 10, thereby be convenient for get experimental equipment such as beaker, the above does the utility model discloses a whole theory of operation.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides an adjustable pipettor of digit trace, includes installing frame (3), second cushion board (9) and fourth cushion board (19), its characterized in that: mounting holes (5) are uniformly formed in two ends of the inner part of the second bearing plate (9), mounting frames (3) are vertically mounted at two ends of the top end of the second bearing plate (9), a mounting groove (12) is formed in the middle of the inner side wall of each mounting frame (3), a first motor (4) is vertically mounted at the middle of the bottom end of the inner part of each mounting frame (3), a lead screw (1) is vertically mounted at the output end of each first motor (4), a sleeve (2) is vertically mounted on the outer wall of each lead screw (1), a third bearing plate (13) is horizontally mounted at the middle of the side wall of one side, close to each mounting groove (12), of each sleeve (2), a sliding groove (14) is horizontally formed in the middle of the top end of the inner part of each third bearing plate (13), a second motor (16) is horizontally mounted at the top end of each third bearing plate (13) on one side, and a second sliding block (20) matched with the sliding groove (14) is arranged in the sliding groove (14), a fourth bearing plate (19) is horizontally arranged at the top end of the second sliding block (20), and a cylinder (21) is vertically arranged at the middle position of one side of the top end of the fourth bearing plate (19).

2. The digital micropipette of claim 1, wherein: the bottom end of the second bearing plate (9) on the inner side of the mounting hole (5) is evenly provided with three suckers (11), the suckers (11) are provided with three groups, and the number of the suckers (11) in each group is three.

3. The digital micropipette of claim 1, wherein: the mounting frame is characterized in that slide rails (6) are horizontally mounted at two ends of the top end of a second bearing plate (9) on the inner side of the mounting frame (3), a first slide block (10) matched with the slide rails (6) is mounted inside the slide rails (6), and a first bearing plate (7) is horizontally arranged at the middle position of the side wall of one side, away from the slide rails (6), of the first slide block (10).

4. The digital micropipette of claim 1, wherein: fourth cushion cap board (19) bottom is close to the vertical pipettor body (8) of installing of one end of cylinder (21), and cylinder (21) output is vertical installs hydraulic stem (22), hydraulic stem (22) bottom install with pipettor body (8) assorted rubber buffer (23), and pipettor body (8) keep away from the intermediate position department of second motor (16) one side lateral wall and be provided with observation window (18), pipettor body (8) lateral wall of observation window (18) one side is vertical to be provided with scale mark (17).

5. The digital micropipette of claim 1, wherein: the third bearing plate (13) is connected with the screw rod (1) in a sliding mode through the sleeve (2) to form a sliding mechanism, and the screw rod (1) is connected with the mounting frame (3) in a rotating mode through a bearing to form a rotating mechanism.

6. The digital micropipette of claim 1, wherein: an electric push rod (15) connected with a fourth bearing plate (19) is horizontally arranged at the output end of the second motor (16), and the fourth bearing plate (19) is connected with the sliding groove (14) in a sliding mode through a second sliding block (20) to form a sliding mechanism.