CN219210001U

CN219210001U - Electric pipettor

Info

Publication number: CN219210001U
Application number: CN202223504077.1U
Authority: CN
Inventors: 姜昕; 赵德志; 付国龙; 郭云涛; 朱云; 唐帅男
Original assignee: SHANGHAI GENOMEPILOT TECHNOLOGY Inc
Current assignee: SHANGHAI GENOMEPILOT TECHNOLOGY Inc
Priority date: 2022-12-27
Filing date: 2022-12-27
Publication date: 2023-06-20
Anticipated expiration: 2032-12-27

Abstract

The utility model discloses an electric pipettor, which relates to the technical field of pipettors and comprises a shell and a bracket; a shell: the top surface is provided with a handle, a piston groove is uniformly formed in the shell, a piston rod is connected in the piston groove in a sliding manner, an electric telescopic rod is arranged in the handle, a connecting plate is fixed at the bottom end of the electric telescopic rod, the bottom surface of the connecting plate is connected with the top end of the piston rod, a mounting pipe corresponding to the piston groove is uniformly arranged on the bottom surface of the shell, a support is fixed at the top end of the handle, a protection unit is arranged on the side surface of the shell, and an anti-skid assembly is arranged on the outer side of the handle; wherein: the electric liquid transfer device is characterized by further comprising a controller, the controller is fixed on the top surface of the support, the input end of the electric telescopic rod is electrically connected with the output end of the controller, the input end of the controller is electrically connected with the output end of an external power supply, and the electric liquid transfer device is high in stability, high in working efficiency and long in service life.

Description

Electric pipettor

Technical Field

The utility model relates to the technical field of pipettors, in particular to an electric pipettor.

Background

A pipette, also called a pipette, is a metering tool that removes liquid from an original container into another container over a range of ranges. Is widely used in the fields of biology, chemistry and the like, and the design basis of the micro-pipettor commonly used in clinic is Hooke's law: namely, the long force of the spring stretching within a certain limit is in direct proportion to the elastic force, namely, the liquid volume in the liquid dispenser is in direct proportion to the elastic force of the spring in the liquid dispenser, when the spring is used for liquid dispenser, the influence of the service life of the spring is easy to occur, meanwhile, the accuracy of liquid dispenser is easy to deviate, sundries are easy to enter the piston groove when the spring is not used, the air tightness of a piston rod is further influenced, and the holding of a person is also influenced by the smoothness of a handle.

Disclosure of Invention

The utility model aims to overcome the existing defects, provides the electric pipettor, has high stability, high working efficiency and long service life, and can effectively solve the problems in the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions: an electric pipette comprising a housing and a bracket;

a shell: the top surface is provided with a handle, a piston groove is uniformly formed in the shell, a piston rod is connected in the piston groove in a sliding manner, an electric telescopic rod is arranged in the handle, a connecting plate is fixed at the bottom end of the electric telescopic rod, the bottom surface of the connecting plate is connected with the top end of the piston rod, a mounting pipe corresponding to the piston groove is uniformly arranged on the bottom surface of the shell, a support is fixed at the top end of the handle, a protection unit is arranged on the side surface of the shell, and an anti-skid assembly is arranged on the outer side of the handle;

wherein: the electric telescopic rod is characterized by further comprising a controller, the controller is fixed on the top surface of the support, the input end of the electric telescopic rod is electrically connected with the output end of the controller, and the input end of the controller is electrically connected with the output end of an external power supply.

The suction head is arranged on the outer side of the mounting pipe, and the electric telescopic rod is started to drive the piston rod to slide in the piston groove, so that pipetting is accurately performed.

Further, protection element contains fixing base, draw-in hole, fixture block, installation pole and protective housing, the fixing base has two and fixes the bottom at the shell front and back both sides face respectively, the draw-in hole has been seted up at the middle part of fixing base, the both sides of protective housing top surface all are equipped with the installation pole of pegging graft corresponding with fixing base internally mounted groove, the lateral surface top of installation pole is fixed with the fixture block, and the inside of fixing base is inserted to the installation pole of protective housing top surface, and the fixture block card is advanced the inside of draw-in hole and is fixed, can prevent like this that the foreign matter from entering into the inside of piston groove through the installation pipe and influencing its subsequent use when not using the device.

Further, the anti-slip assembly comprises a rubber sleeve, a magic sub-patch and a magic sub-patch, the magic sub-patch is fixed at the front end of the outer side surface of the grip, the rubber sleeve is sleeved on the outer side of the grip, the two ends of the inner side surface of the rubber sleeve are respectively provided with a magic sub-patch which is adhered to the magic sub-patch, and the rubber sleeve can be fixed by adhering the magic sub-patch to the magic sub-patch, so that the stability of hands of a person when the grip is gripped is improved.

Further, still include displacement sensor and warning light, displacement sensor fixes in the recess of connecting plate side, the warning light has two and installs respectively in the left and right sides face of support, displacement sensor's output electricity connection director's input, the output of controller is connected to warning light's input electricity, and displacement sensor can detect the height of piston rod to the accuracy of pipetting can be improved to the cooperation warning light.

Further, still include electric putter and take off the work or material rest, electric putter has two and fixes respectively in the recess of the left and right sides face of shell, and the bottom of two electric putter is connected with the both ends that take off the work or material rest top surface respectively, electric putter's input electricity connection director's output, and electric putter drives takes off the work or material rest and descends the suction head that cup joints the installation pipe outside and take off.

Further, the intelligent electric device comprises a display screen, wherein the display screen is fixed on the front side face of the support, the input end of the display screen is electrically connected with the output end of the controller, and the display screen can display the use data of the electric device, so that the adjustment of personnel is facilitated.

Compared with the prior art, the utility model has the beneficial effects that: the electric pipette has the following advantages:

1. the piston rod is driven to slide in the piston groove by the electric telescopic rod, the height of the piston rod can be detected by the displacement sensor, and meanwhile, the accuracy of pipetting can be improved by matching with the alarm lamp.

2. The inside of fixing base can be with the protective housing cover in the outside of installation tube through the installation pole inserts to prevent that the foreign matter from entering into the inside of piston groove through the installation tube when not using the device, and the fixture block is then convenient to dismouting to the protective housing with the cooperation of draw-in hole.

3. The rubber sleeve can be fixed by bonding the magic mother patch and the magic son patch, so that the stability of hands of a person when the person holds the grip is improved.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic view of the internal structure of the housing of the present utility model;

fig. 3 is a schematic view of a partial enlarged structure of the present utility model at a.

In the figure: 1 shell, 2 protection unit, 21 fixing base, 22 draw-in holes, 23 fixture blocks, 24 installation pole, 25 protective housing, 3 antiskid subassembly, 31 rubber sleeve, 32 magic son subsides, 33 magic female subsides, 4 handles, 5 piston grooves, 6 piston rods, 7 electric telescopic handle, 8 connecting plates, 9 installation tubes, 10 supports, 11 displacement sensor, 12 warning light, 13 electric putter, 14 take off work or material rest, 15 display screen, 16 controllers.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. 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.

Referring to fig. 1-3, the present embodiment provides a technical solution: an electric pipette comprising a housing 1 and a rack 10;

the shell 1: the top surface is provided with a handle 4, a piston groove 5 is uniformly formed in the shell 1, a piston rod 6 is slidably connected in the piston groove 5, an electric telescopic rod 7 is mounted in the handle 4, a connecting plate 8 is fixed at the bottom end of the electric telescopic rod 7, the bottom surface of the connecting plate 8 is connected with the top end of the piston rod 6, a mounting pipe 9 corresponding to the piston groove 5 is uniformly arranged at the bottom surface of the shell 1, a bracket 10 is fixed at the top end of the handle 4, a suction head is mounted on the outer side of the mounting pipe 9, the electric telescopic rod 7 is started to drive the piston rod 6 to slide in the piston groove 5, so that pipetting is accurately performed, a protecting unit 2 is arranged on the side surface of the shell 1, the protecting unit 2 comprises two fixing seats 21, clamping holes 22, clamping blocks 23, mounting rods 24 and a protecting shell 25, the fixing seats 21 are respectively fixed at the bottom ends of the front side surface and the rear side surface of the shell 1, the clamping holes 22 are formed in the middle of the fixing seats 21, the two sides of the top surface of the protective shell 25 are respectively provided with a mounting rod 24 which is correspondingly inserted into the mounting groove in the fixing seat 21, the top end of the outer side surface of the mounting rod 24 is fixedly provided with a clamping block 23, the mounting rod 24 on the top surface of the protective shell 25 is inserted into the fixing seat 21, the clamping block 23 is clamped into the clamping hole 22 to be fixed, so that foreign matters can be prevented from entering the piston groove 5 through the mounting pipe 9 to influence the subsequent use when the device is not used, the outer side of the grip 4 is provided with an anti-slip component 3, the anti-slip component 3 comprises a rubber sleeve 31, a magic sub-paste 32 and a magic sub-paste 33, the magic sub-paste 33 is fixed at the front end of the outer side surface of the grip 4, the rubber sleeve 31 is sleeved on the outer side of the grip 4, two ends of the inner side surface of the rubber sleeve 31 are respectively provided with a magic sub-paste 32 which is adhered with the magic sub-paste 33, the rubber sleeve 31 can be fixed through the adhesion of the magic sub-paste 32, thereby increasing the stability of the hands when the person holds the grip 4;

wherein: the controller 16 is further included, the top surface at support 10 is fixed to the controller 16, the output of controller 16 is connected to the input electricity of electric telescopic handle 7, the output of external power supply is connected to the input electricity of controller 16, still include displacement sensor 11 and warning light 12, displacement sensor 11 is fixed in the recess of connecting plate 8 side, warning light 12 has two and installs the left and right sides face at support 10 respectively, the input of controller 16 is connected to the output electricity of displacement sensor 11, the output of controller 16 is connected to the input electricity of warning light 12, displacement sensor 11 can detect the height of piston rod 6, and the accuracy of liquid transfer can be improved to cooperation warning light 12, still include electric putter 13 and take off work or material rest 14, electric putter 13 has two and fixes respectively in the recess of shell 1 left and right sides face, the bottom of two electric putter 13 is connected with the both ends of taking off work or material rest 14 top surface respectively, the output of controller 16 is connected to the input electricity of electric putter 13, electric putter 13 drives take off work or material rest 14 decline and is connected with the input of controller 16, the display screen 15 is taken off the support 15 outside the support 15, can carry out the display screen 15 with the display screen is connected to the display screen 15, the display screen is convenient for personnel, the display screen is connected to the display screen 15, the personnel is used to carry out the display screen is convenient.

The working principle of the electric pipettor provided by the utility model is as follows: firstly, the suction head is sleeved on the outer side of the mounting tube 9, the electric telescopic rod 7 is started to drive the piston rod 6 to slide in the piston groove 5, the displacement sensor 11 in the side groove of the connecting plate 8 can detect the height of the piston rod 6 and is matched with the alarm lamp 12 to remind people whether the piston rod 6 moves in place, so that the liquid transferring treatment can be accurately carried out, the magic tape 33 and the magic tape 32 are adhered to each other to fix the rubber sleeve 31 on the outer side of the grip 4, the stability of the hand part is improved when the person holds the grip 4, the electric push rod 13 is started to drive the stripper frame 14 to descend to take down the suction head sleeved on the outer side of the mounting tube 9 after the liquid transferring is completed, finally the mounting rod 24 on the top surface of the protective shell 25 is inserted into the fixing seat 21, the clamping block 23 is clamped into the clamping hole 22 to be fixed, thus, the foreign matters can be prevented from entering into the inner side of the piston groove 5 to influence the subsequent use when the device is not used, and the use data of the electric device can be displayed through the display screen 15, so that the person can conveniently adjust.

It should be noted that, in the above embodiment, the controller 16 is selected from the models S7-200, the electric telescopic rod 7 and the electric push rod 13 can be freely configured according to the practical application scenario, the electric push rod with the model YRJ065 is recommended to be selected, the displacement sensor 11 is selected from the models D40a33, and the alarm lamp 12 is selected from the models DWS 301A. The controller 16 controls the operation of the electric telescopic rod 7, the displacement sensor 11, the alarm lamp 12, the electric push rod 13 and the display screen 15 by a method commonly used in the prior art.

The foregoing description is only illustrative of the present utility model and is not intended to limit the scope of the utility model, and all equivalent structures or equivalent processes or direct or indirect application in other related technical fields are included in the scope of the present utility model.

Claims

1. Electric pipettor, its characterized in that: comprises a shell (1) and a bracket (10);

outer casing (1): the top surface is provided with a handle (4), a piston groove (5) is uniformly formed in the shell (1), a piston rod (6) is connected to the interior of the piston groove (5) in a sliding manner, an electric telescopic rod (7) is arranged in the handle (4), a connecting plate (8) is fixed to the bottom end of the electric telescopic rod (7), the bottom surface of the connecting plate (8) is connected with the top end of the piston rod (6), a mounting pipe (9) corresponding to the piston groove (5) is uniformly arranged on the bottom surface of the shell (1), a support (10) is fixed to the top end of the handle (4), a protection unit (2) is arranged on the side surface of the shell (1), and an anti-slip assembly (3) is arranged on the outer side of the handle (4);

wherein: the electric telescopic device is characterized by further comprising a controller (16), wherein the controller (16) is fixed on the top surface of the support (10), the input end of the electric telescopic rod (7) is electrically connected with the output end of the controller (16), and the input end of the controller (16) is electrically connected with the output end of an external power supply.

2. The motorized pipette of claim 1, wherein: protection element (2) contain fixing base (21), draw-in hole (22), fixture block (23), installation pole (24) and protective housing (25), fixing base (21) have two and fix the bottom at shell (1) front and back both sides face respectively, draw-in hole (22) have been seted up at the middle part of fixing base (21), the both sides of protective housing (25) top surface all are equipped with installation pole (24) that correspond the grafting with fixing base (21) internally mounted groove, the lateral surface top of installation pole (24) is fixed with fixture block (23).

3. The motorized pipette of claim 1, wherein: the anti-slip assembly (3) comprises a rubber sleeve (31), a magic sub-patch (32) and a magic main patch (33), wherein the magic main patch (33) is fixed at the front end of the outer side face of the grip (4), the rubber sleeve (31) is sleeved on the outer side of the grip (4), and the two ends of the inner side face of the rubber sleeve (31) are respectively provided with a magic sub-patch (32) adhered with the magic main patch (33).

4. The motorized pipette of claim 1, wherein: still include displacement sensor (11) and warning light (12), displacement sensor (11) are fixed in the recess of connecting plate (8) side, warning light (12) have two and install respectively in the left and right sides face of support (10), the input of controller (16) is connected to the output electricity of displacement sensor (11), the output of controller (16) is connected to the input electricity of warning light (12).

5. The motorized pipette of claim 1, wherein: the automatic feeding device is characterized by further comprising two electric push rods (13) and a stripping frame (14), wherein the two electric push rods (13) are respectively fixed in grooves on the left side surface and the right side surface of the shell (1), the bottom ends of the two electric push rods (13) are respectively connected with the two ends of the top surface of the stripping frame (14), and the input end of each electric push rod (13) is electrically connected with the output end of the controller (16).

6. The motorized pipette of claim 1, wherein: the display device further comprises a display screen (15), wherein the display screen (15) is fixed on the front side face of the support (10), and the input end of the display screen (15) is electrically connected with the output end of the controller (16).