CN218573721U

CN218573721U - Wash smart art liquid-transfering system

Info

Publication number: CN218573721U
Application number: CN202220024251.3U
Authority: CN
Inventors: 张国峰; 马丽琴
Original assignee: Daojian Shenzhen Medical Technology Co ltd
Current assignee: Daojian Shenzhen Medical Technology Co ltd
Priority date: 2022-01-06
Filing date: 2022-01-06
Publication date: 2023-03-07
Anticipated expiration: 2032-01-06

Abstract

The utility model discloses a wash smart art liquid-transfering system, include: a frame; the fixing device is used for fixing the test tube; the liquid transfer device is arranged on the rack through a lifting device, can be connected with the suction pipe and can perform suction and injection operation through the suction pipe; the rack is provided with a first driving device which is used for driving the fixing device and/or the pipetting device to move so as to enable the test tube and the pipette to incline relatively. The utility model discloses can move the liquid operation automatically, can effectively improve the operating efficiency, reduce the cost of labor, also can effectively guarantee the operation quality simultaneously.

Description

Liquid transfer system for semen washing operation

Technical Field

The utility model relates to the technical field of biology, in particular to smart technical field washes.

Background

The semen washing is a treatment technique for obtaining preferable sperm by treating semen, and there are several types of common washing methods such as a washing method, an upstream method, a gradient centrifugation method, and the like, and preferable sperm need to be separated by a culture solution, a gradient solution, and the like.

In the sperm washing operation, need earlier in the seminal fluid sample shifts the test tube usually, carry out the injection of liquid and absorb the operation through the straw in the test tube to need utilize the test tube to carry out centrifugal operation, these operations are all carried out by the manual work at present, and efficiency is lower, and the cost of labor is higher.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to solve one of the technical problem that exists among the prior art at least, provide one kind and can move the liquid operation automatically, improve the operating efficiency, guarantee the semen washing art liquid-transfering system of operation quality.

In order to achieve the above purpose, the utility model provides a technical scheme is:

an semen washing pipetting system comprising:

a frame;

the fixing device is used for fixing the test tube;

the liquid transfer device is arranged on the rack through a lifting device, can be connected with the suction pipe and can perform suction and injection operation through the suction pipe;

the rack is provided with a first driving device which is used for driving the fixing device and/or the pipetting device to move so as to enable the test tube and the pipette to incline relatively.

Preferably, the lifting device is provided on the rack by a traverse device so that the pipetting device can move laterally on the rack.

Preferably, the device further comprises a control device, a detection device for detecting the height of the liquid layer in the test tube on the fixing device is arranged on the rack, and the control device can control the action of the lifting device according to the detection result of the detection device.

Preferably, the detection device is a vision device.

Preferably, the frame is provided with a reference object located in the shooting area of the vision device.

Preferably, a backlight light source is arranged on the frame, and the test tube fixed by the fixing device is positioned between the vision device and the backlight light source.

Preferably, a light supplementing device for supplementing light to the test tube fixed by the fixing device is arranged on the rack.

Preferably, the visual device is also used for reading label information on the test tube fixed by the fixing device.

Preferably, fixing device is including the clamping jaw that is used for pressing from both sides tight test tube and being used for the drive the second drive arrangement that the clamping jaw opened and shut, be provided with the cushion that the pad was located between clamping jaw and the test tube when the clamping jaw presss from both sides tight test tube on the clamping jaw.

Preferably, a movable seat is arranged on the rack in a swinging manner, and the first driving device is used for driving the movable seat to swing; the fixing device is arranged on the movable seat.

The utility model has the advantages that: the utility model discloses in, fixing device can fix the test tube, move the liquid device and can reciprocate in order to stretch into the test tube or shift out from the test tube by elevating gear, and move the liquid device and can connect the straw, and absorb liquid or annotate out liquid through the straw, thereby can follow in the test tube and absorb the sample and shift out or from external suction liquid injection straw in, in addition, a drive arrangement can make fixing device and/or move the liquid device activity and make test tube and straw relative slope, even make the mouth of pipe of straw can incline attached on the test tube inner wall, so when moving the liquid device in the test tube and inject liquid, make liquid can follow the test tube inner wall and flow into the sample in the test tube, be difficult for appearing splashing and leading to the mixed vortex of in-tube liquid to appear, therefore, the utility model discloses can move the liquid operation voluntarily, can effectively improve the operating efficiency, reduce the cost of labor, also can effectively guarantee the operation quality simultaneously.

Drawings

The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.

Fig. 1 is a schematic overall structure diagram of the preferred embodiment of the present invention;

FIG. 2 is a schematic view of the lifting device and the pipetting device in the preferred embodiment of the present invention;

FIG. 3 is a schematic view of a portion of the fastening device in a preferred embodiment of the present invention;

FIG. 4 is an exploded view of the fixture portion of the preferred embodiment of the present invention;

wherein, in the figures, the various reference numbers:

10. a frame; 11. a movable seat; 12. a swing rod; 20. a fixing device; 21. a clamping jaw; 22. a second driving device; 23. a soft cushion; 30. a pipetting device; 31. a lifting device; 311. a lifting seat; 312. a lifting drive motor; 321. a traversing seat; 322. a traverse driving motor; 40. a first driving device; 51. a vision device; 511. a shooting area; 52. a reference object; 53. a backlight light source; 54. a light supplement device; 541. irradiating the area; 61. a straw; 62. test tubes.

Detailed Description

This section will describe in detail the embodiments of the present invention, preferred embodiments of the present invention are shown in the attached drawings, which are used to supplement the description of the text part of the specification with figures, so that one can intuitively and vividly understand each technical feature and the whole technical solution of the present invention, but they cannot be understood as the limitation of the protection scope of the present invention.

Referring to fig. 1 to 4, a preferred embodiment of the present invention, an semen washing pipetting system, includes: a frame 10; a holding device 20 for holding a test tube 62; a liquid transfer device 30 which is arranged on the frame 10 through a lifting device 31, wherein the liquid transfer device 30 can be connected with a suction pipe 61 and can suck and pour out through the suction pipe 61; the rack 10 is provided with a first driving device 40 for driving the fixing device 20 and/or the pipetting device 30 to move so as to incline the test tube 62 and the pipette 61 relatively. The utility model discloses in, fixing device 20 can fix test tube 62, pipetting device 30 can be reciprocated by elevating gear 31 in order to stretch into test tube 62 or shift out from test tube 62, and pipetting device 30 can connect straw 61, and absorb liquid or pour out liquid through straw 61, thereby can absorb the sample from test tube 62 and shift out or inhale liquid from the external world and pour into in straw 61, furthermore, first drive arrangement 40 can make fixing device 20 and/or pipetting device 30 activity and make test tube 62 and straw 61 relative slope, even the mouth of pipe of straw 61 can incline to be attached on test tube 62 inner wall, so when pipetting device 30 injects liquid in test tube 62, make liquid can follow the sample that test tube 62 inner wall flowed into in test tube 62, be difficult for appearing splashing and lead to the interior liquid of test tube 62 to appear mixing vortex, therefore, the utility model discloses can carry out pipetting operation automatically, can effectively improve the operating efficiency, reduce the cost of labor, also can effectively guarantee the operating quality simultaneously.

In this embodiment, the first driving device 40 drives the fixing device 20 to move so as to incline the test tube 62, and in other embodiments, the first driving device 40 may drive the pipetting device 30 to move so as to incline the pipette 61, or may drive the pipetting device 30 and the fixing device 20 to move simultaneously so as to incline both the test tube 62 and the pipette 61.

The pipetting device 30 may be a pipetting gun, a pipette, or other commonly used pipetting structures, the structure and principle of which are well known to those skilled in the art and will not be described in detail herein.

As a preferred embodiment of the present invention, it may also have the following additional technical features:

referring to fig. 1 and 2, in the present embodiment, the lifting device 31 is disposed on the rack 10 through a traverse device to enable the pipetting device 30 to move laterally on the rack 10, so that the pipetting device 30 can move laterally to transfer the liquid sucked from the test tube 62 to an external container or transfer the external liquid to the test tube 62, which further improves the automation degree and has a wider application range. In this embodiment, the traverse device includes a traverse base 321 disposed on the frame 10 via a slide rail mechanism and two traverse driving motors 322 for driving the traverse base 321 to move, so that the traverse base 321 can perform XY biaxial movement, the lifting device 31 includes a lifting base 311 disposed on the traverse base 321 via a slide rail mechanism and a lifting driving motor 312 for driving the lifting base 311 to lift, and the liquid-transferring device 30 is disposed on the lifting base 311. In other embodiments, the traversing device and the lifting device 31 can adopt other common walking structures, and those skilled in the art can flexibly select the walking structures without being limited thereto.

Referring to fig. 1, 3 and 4, the present embodiment further includes a control device, a detection device for detecting the height of the liquid layer in the test tube 62 on the fixing device 20 is disposed on the frame 10, and the control device can control the operation of the lifting device 31 according to the detection result of the detection device, so as to automatically detect and determine the height of the liquid layer, thereby accurately controlling the operation of the lifting device 31 to enable the liquid-transferring device 30 to automatically reach a required operation position, and improving the quality of the semen-washing operation. Further, the control device can also control the action of the liquid-transferring device 30 according to the detection result of the detection device, so that the liquid-transferring device 30 can accurately and sufficiently absorb the target liquid layer of the target in the test tube 62, and the influence on the semen washing quality caused by too little or too much absorption amount of the liquid-transferring device 30 can be avoided.

The control device and the corresponding control method are widely applied, the control device can adopt common control structures such as a PLC, a singlechip, a PC and the like, and the control device can be flexibly selected by a person skilled in the art and is not detailed herein. In this embodiment, the detection device adopts the vision device 51, and the position of the liquid layer can be accurately determined by shooting images and analyzing pixel color differences in the images, so that the detection device has the advantages of wide application range, high accuracy of detection results, and convenience in popularization and application. The vision device 51 generally includes a camera, an image analysis device, etc., and the structure and principle thereof are well known to those skilled in the art, and will not be described in detail herein. In other embodiments, the detection device may also adopt other suitable detection structures, for example, a light source such as a laser is used to irradiate the test tube 62, the liquid layers are distinguished by the different refractive indexes of the different solutions to the light, and then the heights of the liquid layers are measured, etc., and those skilled in the art can flexibly select the detection structure according to the needs, and the detection structure is not limited to this.

In this embodiment, the frame 10 is provided with the reference object 52 located in the imaging area 511 of the vision device 51, so that the constant initial coordinates can be specified by the reference object 52, and the height of the liquid layer in the test tube 62 can be accurately obtained by comparing the image of the test tube 62 with the image of the reference object 52, and the accuracy of the detection result is not easily affected by the change in the imaging boundary of the vision device 51, the change in the fixed height of the test tube 62, and the like, and is more reliable. In this embodiment, the reference object 52 is a rod and is vertically disposed near the test tube 62, but in other embodiments, the shape and the arrangement position of the reference object 52 can be flexibly adjusted, and are not limited thereto.

In this embodiment, the frame 10 is provided with the backlight source 53, the cuvette 62 fixed by the fixing device 20 is located between the vision device 51 and the backlight source 53, and the backlight source 53 can illuminate the cuvette 62, so that the vision device 51 can detect the height of the liquid layer in the cuvette 62 more accurately, thereby improving reliability. The backlight source 53 may be of various common backlight structures, such as an LED backlight panel structure, a side backlight panel structure, etc., and may be generally provided with a light diffusion panel, etc., to make light more diffuse and uniform so as to avoid affecting the shooting effect of the vision device 51.

In this embodiment, the frame 10 is provided with a light supplement device 54 for supplementing light to the test tube 62 fixed by the fixing device 20. The method is beneficial to improving the definition of the shot image and improving the accuracy of the detection result. In this embodiment, the light direction of the light supplement device 54 does not directly irradiate the test tube 62, so that the influence of the focusing reflection of light on the image to be shot can be reduced, and the imaging effect is improved. In this embodiment, light filling device 54 is located between vision device 51 and test tube 62, has adopted the structure of LED lamp plate cooperation astigmatism piece, can make light more even and disperse, improves the light filling effect, and in other embodiments, light filling device 54 also can adopt other light source structures commonly used, and it sets up position and orientation and also can adjust in a flexible way as required to be not limited to this.

In this embodiment, the vision device 51 is also used to read the label information on the test tube 62 fixed by the fixing device 20. Can read label information automatically from this for checking, further facilitate the use helps simplifying simultaneously the utility model discloses a structure. In other embodiments, the vision device 51 may be used to detect the height of the liquid layer in the test tube 62, and a camera, a code scanner, etc. may be further provided to read the label information on the test tube 62, which is not limited to this.

In this embodiment, fixing device 20 is including the clamping jaw 21 that is used for pressing from both sides tight test tube 62 and the second drive arrangement 22 that is used for driving clamping jaw 21 to open and shut, be provided with on the clamping jaw 21 and fill up the cushion 23 of locating between clamping jaw 21 and the test tube 62 when clamping jaw 21 presss from both sides tight test tube 62, moreover, the steam generator is simple in structure and reliable, application scope is wide, can firmly centre gripping test tube 62, it is difficult for appearing becoming flexible, easily automated control, clamping jaw 21 comes centre gripping test tube 62 through cushion 23, can avoid the clamping-force dispersion uneven and lead to test tube 62 to warp the damage, simultaneously also can further improve the firmness of centre gripping. In this embodiment, the second driving device 22 adopts a motor, and in other embodiments, the second driving device 22 may also adopt other common driving structures such as an air cylinder;

in this embodiment, the frame 10 is provided with a movable seat 11 in a swinging manner, and the first driving device 40 is used for driving the movable seat 11 to swing; the fixing device 20 is disposed on the movable seat 11. Simple structure and convenient processing and manufacturing. In other embodiments, the fixing device 20 may also adopt other structures to achieve the tilt adjustment, for example, the fixing device 20 is disposed on the frame 10 through a pivot shaft, the first driving device 40 drives the fixing device 20 to rotate around the pivot shaft, etc., and those skilled in the art can flexibly adjust the tilt adjustment as required.

In the embodiment, the movable seat 11 is swingably provided on the frame 10 through the swing link 12, and the first driving device 40 employs a motor and drives the swing link 12 to rotate through a timing belt mechanism so as to swing the movable seat 11. In other embodiments, the first driving device 40 may also use other conventional driving structures such as an air cylinder, and may also use other suitable transmission structures such as a cam mechanism to drive the movable base 11 to swing or tilt the fixed device 20, which is not limited to this. In this embodiment, two fixing devices 20 are simultaneously disposed on the movable seat 11, and the two fixing devices 20 can respectively fix one test tube 62, so as to facilitate operations such as displacement of the solution in the two test tubes 62, and facilitate use, and in other embodiments, the number of the fixing devices 20 can also be flexibly adjusted as required.

Fig. 3 and 4 show a shooting area 511 of the visual device 51 and an irradiation area 541 of the fill-in light device 54 in the present embodiment.

The above additional technical features can be freely combined and used in superposition by those skilled in the art without conflict. The utility model discloses can use in automatic washing smart operation equipment, also can use in artifical washing smart operation.

The above is only the preferred embodiment of the present invention, as long as the technical solution of the purpose of the present invention is realized by the substantially same means, all belong to the protection scope of the present invention.

Claims

1. An semen washing pipetting system, comprising:

a frame (10);

a holding device (20) for holding a test tube (62);

the liquid transfer device (30) is arranged on the rack (10) through a lifting device (31), and the liquid transfer device (30) can be connected with a suction pipe (61) and can perform suction and injection operation through the suction pipe (61);

the rack (10) is provided with a first driving device (40) for driving the fixing device (20) and/or the pipetting device (30) to move so as to enable the test tube (62) and the pipette (61) to relatively incline.

2. An semen washing pipetting system as recited in claim 1, characterized in that the lifting means (31) is arranged on the frame (10) by means of a traversing device enabling the pipetting means (30) to be moved transversely on the frame (10).

3. An semen washing pipetting system according to claim 1, characterized in that the rack (10) is provided with a detection device for detecting the height of the liquid layer in the test tube (62) on the fixing device (20), and the control device can control the action of the lifting device (31) according to the detection result of the detection device.

4. An semen washing pipetting system according to claim 3, characterised in that the detection means are visual means (51).

5. An semen washing pipetting system according to claim 4, characterized in that the frame (10) is provided with a reference object (52) in the image pick-up area (511) of the vision device (51).

6. An semen washing pipetting system according to claim 4, characterized in that a backlight light source (53) is arranged on the frame (10), and the cuvette (62) held by the holding means (20) is located between the vision means (51) and the backlight light source (53).

7. An semen washing pipetting system according to claim 4, characterized in that the frame (10) is provided with a light supplementing device (54) for supplementing light to the test tube (62) fixed to the fixing device (20).

8. An semen washing pipetting system according to claim 4, characterized in that the vision means (51) are simultaneously used for reading label information on test tubes (62) held by the holding means (20).

9. An semen washing pipetting system according to claim 1, characterized in that the fixing device (20) comprises a clamping jaw (21) for clamping the test tube (62) and a second driving device (22) for driving the clamping jaw (21) to open and close, and a soft pad (23) is arranged on the clamping jaw (21) and is arranged between the clamping jaw (21) and the test tube (62) when the clamping jaw (21) clamps the test tube (62).

10. An semen-washing pipetting system as recited in claim 1, wherein the frame (10) is provided with a movable seat (11) in a swinging manner, and the first driving device (40) is used for driving the movable seat (11) to swing; the fixing device (20) is arranged on the movable seat (11).