CN215910310U

CN215910310U - Flow cytometer sheath liquid adding device

Info

Publication number: CN215910310U
Application number: CN202122191766.0U
Authority: CN
Inventors: 王姝
Original assignee: Jiangsu Haosheng Antibody Biomedical Technology Research Institute Co ltd
Current assignee: Nanjing Superpeptide Biotechnology Co ltd
Priority date: 2021-09-10
Filing date: 2021-09-10
Publication date: 2022-02-25
Anticipated expiration: 2031-09-10

Abstract

The utility model discloses a sheath liquid adding device of a flow cytometer, which relates to the technical field of reagent adding devices and comprises a push plate and a moving wheel fixedly arranged at the lower end of the push plate, wherein the lower end of a liquid adding box is provided with a communicating pipe, the lower end of the communicating pipe penetrates through a support plate and is connected with a liquid adding pipe arranged at the lower end of the support plate, after the position of the liquid adding box is adjusted, a valve of the communicating pipe is opened, sheath liquid flows through the communicating pipe and is finally discharged from the liquid adding pipe, thus the sheath liquid adding work of the flow cytometer can be completed, one side of the connecting plate is provided with an electric push rod, the other end of the electric push rod is connected with a linkage block, one side of the linkage block is provided with a plugging block, the plugging block and the liquid adding pipe are positioned on the same horizontal line, after the sheath liquid is added, the electric push rod pushes the linkage block and the plugging block to move by using a switch until the plugging block moves to the lower end of the liquid adding pipe, thus the orifice of the liquid adding pipe can be plugged, the dust is prevented from entering and the use of sheath liquid is prevented from being influenced.

Description

Flow cytometer sheath liquid adding device

Technical Field

The utility model relates to the technical field of reagent adding devices, in particular to a sheath liquid adding device for a flow cytometer.

Background

The sheath liquid is a balanced electrolyte solution without fluorescence background, mainly comprises sodium chloride, potassium chloride, ethylene diamine tetraacetic acid and a bacteriostatic agent, is used as the sheath liquid when a Coulter flow cytometer is used for analyzing the physicochemical and biological characteristics of biological particles such as cells, and a sheath liquid adding device is needed when the flow cytometer is used for automatically analyzing and sorting the cells.

When current sheath liquid adds the device when using, the flow cytometer has different height because the position is different, and the reagent case of storing sheath liquid highly fixed of locating, and inconvenient rather than the cooperation use adds sheath liquid, uses comparatively to limit, and some sheath liquid adds the device after using, can not carry out the shutoff to the liquid feeding pipe, and the dust gets into from the mouth of pipe of liquid feeding pipe easily, leads to sheath liquid to receive the pollution, influences the use.

Aiming at the problems, the utility model provides a sheath fluid adding device for a flow cytometer.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a sheath liquid adding device for a flow cytometer, wherein a liquid adding box is placed in a through groove, a clamping block is inserted into a clamping groove block, a fastening bolt is rotated at the moment, a connecting rod can be fixed with a barrel, the liquid adding box can be clamped tightly, shaking caused when a supporting plate drives the liquid adding box to move up and down is avoided, sheath liquid is injected into the liquid adding box, a motor is started to work at the moment, a screw rod is driven to rotate, a thread block can drive the supporting plate to move up and down, the use heights of the supporting plate and the liquid adding box are adjusted according to the position height of the flow cytometer, and the adjustment is simple, so that the problems in the background art are solved.

In order to achieve the purpose, the utility model provides the following technical scheme: a sheath liquid adding device of a flow cytometer comprises a push plate and a moving wheel fixedly arranged at the lower end of the push plate, wherein two groups of adjusting structures are arranged at the upper end of the moving wheel, the two groups of adjusting structures are connected by a supporting plate, and an adding structure is arranged at one side of the supporting plate;

the liquid adding structure comprises a liquid adding box arranged at the upper end of a supporting plate and a communicating pipe arranged at the lower end of the liquid adding box, the lower end of the communicating pipe penetrates through the supporting plate and is connected with a liquid adding pipe arranged at the lower end of the supporting plate, a plugging piece is arranged on one side of the liquid adding pipe, and clamping groove blocks are arranged on two sides of the liquid adding box.

Preferably, the surface of the push plate is provided with an opening, the push plate is L-shaped, and the back side of the push plate is provided with a push rod.

Preferably, the adjusting structure comprises a vertical frame arranged at the upper end of the push plate and a lead screw arranged on the inner side of the vertical frame, the lead screw is externally connected with the output end of the motor, a thread block is sleeved on the outer surface of the lead screw in a threaded manner, and one side of the thread block is fixedly connected with the support plate.

Preferably, the upper end fixed mounting of backup pad has the barrel, and the upper end of barrel is provided with the connecting rod, and the connecting rod is the L shape, and one side of connecting rod is provided with the fixture block, and one side of barrel is provided with fastening bolt.

Preferably, the surface of the supporting plate is provided with a through groove, and the lower end of the supporting plate is provided with a limiting part.

Preferably, the limiting part comprises a vertical plate arranged at the lower end of the supporting plate and a limiting plate arranged on one side of the vertical plate.

Preferably, the plugging piece comprises a connecting plate arranged at the lower end of the vertical plate and an electric push rod arranged on one side of the connecting plate, the other end of the electric push rod is connected with the linkage block, and the plugging block is arranged on one side of the linkage block.

Compared with the prior art, the utility model has the following beneficial effects:

1. according to the sheath liquid adding device for the flow cytometer, the barrel is fixedly mounted at the upper end of the supporting plate, the connecting rod is arranged at the upper end of the barrel and is L-shaped, the clamping block is arranged on one side of the connecting rod, the clamping groove blocks are arranged on two sides of the liquid adding box, the liquid adding box is placed in the through groove, the clamping block is inserted into the clamping groove blocks, the fastening bolt is rotated at the moment, the connecting rod and the barrel can be fixed, the liquid adding box can be clamped, and shaking caused when the supporting plate drives the liquid adding box to move up and down is avoided.

2. According to the sheath liquid adding device for the flow cytometer, the upper end of the push plate is fixedly provided with the vertical frame, the inner side of the vertical frame is provided with the lead screw, the lead screw is externally connected with the output end of the motor, the outer surface of the lead screw is in threaded sleeve connection with the threaded block, and one side of the threaded block is fixedly connected with the support plate; pour into sheath liquid into in the liquid feeding incasement, open motor work this moment, make the lead screw rotate, and then can make the thread piece drive the backup pad and reciprocate, according to the position height that flow cytometer was located and then adjust the backup pad and the use height of liquid feeding case, the adjustment is comparatively simple.

3. The utility model provides a sheath liquid adding device of a flow cytometer, the lower end of a liquid adding box is provided with a communicating pipe, the lower end of the communicating pipe penetrates through the supporting plate and is connected with a liquid feeding pipe arranged at the lower end of the supporting plate, after the position of the liquid adding box is adjusted, the valve of the communicating pipe is opened to lead sheath liquid to flow through the communicating pipe and finally to be discharged from the liquid adding pipe, the sheath liquid adding work of the convection cytometer can be completed, one side of the connecting plate is provided with an electric push rod, the other end of the electric push rod is connected with a linkage block, one side of the linkage block is provided with a blocking block, the blocking block and the liquid adding pipe are positioned on the same horizontal line, after the sheath liquid is added, the electric push rod pushes the linkage block and the blocking block to move by using the switch until the blocking block moves to the lower end of the liquid adding pipe, the pipe orifice of the liquid feeding pipe can be blocked, so that the dust is prevented from entering and the use of sheath liquid is prevented from being influenced.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a diagram of the working state of the lead screw of the present invention;

FIG. 3 is a schematic view of an additive structure of the present invention;

fig. 4 is an enlarged view of the utility model at a in fig. 2.

In the figure: 1. pushing the plate; 11. an opening; 12. a push rod; 2. a moving wheel; 3. adjusting the structure; 31. erecting a frame; 32. a screw rod; 33. a thread block; 4. a support plate; 41. a barrel; 42. a connecting rod; 43. a clamping block; 44. fastening a bolt; 45. penetrating a groove; 46. a limiting member; 461. a vertical plate; 462. a limiting plate; 5. adding a structure; 51. a liquid adding tank; 52. a communicating pipe; 53. a liquid feeding pipe; 54. a blocking member; 541. a connecting plate; 542. an electric push rod; 543. a linkage block; 544. a plugging block; 55. a slot clamping block.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1, a sheath fluid adding device for a flow cytometer includes a push plate 1 and a moving wheel 2 fixedly installed at a lower end of the push plate 1, two sets of adjusting structures 3 are installed at an upper end of the moving wheel 2, the two sets of adjusting structures 3 are connected by a supporting plate 4, and an adding structure 5 is installed at one side of the supporting plate 4.

Referring to fig. 3 and 4, the adding structure 5 includes a liquid adding tank 51 disposed at the upper end of the supporting plate 4 and a communicating pipe 52 disposed at the lower end of the liquid adding tank 51, the lower end of the communicating pipe 52 penetrates the supporting plate 4 and is connected to a liquid adding pipe 53 disposed at the lower end of the supporting plate 4, a blocking piece 54 is disposed at one side of the liquid adding pipe 53, and slot blocks 55 are disposed at both sides of the liquid adding tank 51, and when the position of the liquid adding tank 51 is adjusted, a valve of the communicating pipe 52 is opened to allow sheath liquid to flow through the communicating pipe 52 and finally be discharged from the liquid adding pipe 53, so that the sheath liquid adding work of the convection cytometer can be completed.

The plugging piece 54 comprises a connecting plate 541 arranged at the lower end of a vertical plate 461 and an electric push rod 542 arranged on one side of the connecting plate 541, the other end of the electric push rod 542 is connected with a linkage block 543, one side of the linkage block 543 is provided with a plugging block 544, the plugging block 544 and the liquid feeding pipe 53 are on the same horizontal line, after the addition of the sheath liquid is completed, the electric push rod 542 pushes the linkage block 543 and the plugging block 544 to move by using a switch, until the plugging block 544 moves to the lower end of the liquid feeding pipe 53, the pipe orifice of the liquid feeding pipe 53 can be plugged, the entry of dust is avoided, and the use of the sheath liquid is influenced.

Referring to fig. 2, an opening 11 is formed on the surface of the push plate 1, the push plate 1 is L-shaped, and a push rod 12 is disposed on the back side of the push plate 1.

The adjusting structure 3 comprises a vertical frame 31 arranged at the upper end of the push plate 1 and a screw rod 32 arranged on the inner side of the vertical frame 31, the screw rod 32 is externally connected with the output end of the motor, a thread block 33 is sleeved on the outer surface of the screw rod 32 in a threaded manner, and one side of the thread block 33 is fixedly connected with the support plate 4; pour into sheath liquid into in liquid feeding case 51, start motor work this moment, make lead screw 32 rotate, and then can make screw block 33 drive backup pad 4 and reciprocate, according to the position height that flow cytometer was located and then adjust backup pad 4 and liquid feeding case 51 use height, the adjustment is comparatively simple.

Referring to fig. 3, a cylinder 41 is fixedly installed at the upper end of the support plate 4, a connecting rod 42 is disposed at the upper end of the cylinder 41, the connecting rod 42 is L-shaped, a clamping block 43 is disposed at one side of the connecting rod 42, and a fastening bolt 44 is disposed at one side of the cylinder 41; the surface of the supporting plate 4 is provided with a through groove 45, and the lower end of the supporting plate 4 is provided with a limiting piece 46; the limiting part 46 comprises a vertical plate 461 arranged at the lower end of the supporting plate 4 and a limiting plate 462 arranged on one side of the vertical plate 461, the liquid adding tank 51 is placed in the through groove 45, the clamping block 43 is inserted into the clamping groove block 55, the fastening bolt 44 is rotated at the moment, the connecting rod 42 and the cylinder 41 can be fixed, the liquid adding tank 51 can be clamped, and the situation that the supporting plate 4 drives the liquid adding tank 51 to shake when moving up and down is avoided.

The working principle is as follows: the liquid adding box 51 is placed in the through groove 45, the clamping block 43 is inserted into the clamping groove block 55, the fastening bolt 44 is rotated at the moment, the connecting rod 42 and the cylinder 41 can be fixed, the liquid adding box 51 can be clamped, sheath liquid is injected into the liquid adding box 51, the motor is started to work at the moment, the screw rod 32 is driven to rotate, the thread block 33 can drive the support plate 4 to move up and down, the use heights of the support plate 4 and the liquid adding box 51 are adjusted according to the position height of the flow cytometer, after the position of the liquid adding box 51 is adjusted, the valve of the communication pipe 52 is opened, the sheath liquid flows through the communication pipe 52 and is finally discharged from the liquid adding pipe 53, the sheath liquid adding work of the flow cytometer can be completed, after the sheath liquid is added, the electric push rod 542 is used for pushing the linkage block 543 and the blocking block 544 to move until the blocking block 544 moves to the lower end of the liquid adding pipe 53, the opening of the liquid feeding pipe 53 can be blocked.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a flow cytometer sheath liquid adds device, includes push pedal (1) and fixed mounting removal wheel (2) at push pedal (1) lower extreme, its characterized in that: two groups of adjusting structures (3) are mounted at the upper end of the moving wheel (2), the two groups of adjusting structures (3) are connected through a supporting plate (4), and an adding structure (5) is arranged on one side of the supporting plate (4);

the adding structure (5) comprises a liquid adding box (51) arranged at the upper end of the supporting plate (4) and a communicating pipe (52) arranged at the lower end of the liquid adding box (51), the lower end of the communicating pipe (52) penetrates through the supporting plate (4) and is connected with a liquid adding pipe (53) arranged at the lower end of the supporting plate (4), a plugging piece (54) is arranged on one side of the liquid adding pipe (53), and clamping groove blocks (55) are arranged on two sides of the liquid adding box (51).

2. A flow cytometer sheath fluid adding device according to claim 1, wherein: opening (11) have been seted up on the surface of push pedal (1), and push pedal (1) is the L shape, and the dorsal part of push pedal (1) is provided with push rod (12).

3. A flow cytometer sheath fluid adding device according to claim 2, wherein: the adjusting structure (3) comprises a vertical frame (31) arranged at the upper end of the push plate (1) and a lead screw (32) arranged on the inner side of the vertical frame (31), the lead screw (32) is externally connected with an output end of a motor, a thread block (33) is sleeved on the outer surface of the lead screw (32), and one side of the thread block (33) is fixedly connected with the support plate (4).

4. A flow cytometer sheath fluid adding device according to claim 3, wherein: the upper end fixed mounting of backup pad (4) has barrel (41), and the upper end of barrel (41) is provided with connecting rod (42), and connecting rod (42) are the L shape, and one side of connecting rod (42) is provided with fixture block (43), and one side of barrel (41) is provided with fastening bolt (44).

5. A flow cytometer sheath fluid adding device according to claim 4, wherein: the surface of the supporting plate (4) is provided with a through groove (45), and the lower end of the supporting plate (4) is provided with a limiting piece (46).

6. A flow cytometer sheath fluid adding device according to claim 5, wherein: the limiting part (46) comprises a vertical plate (461) arranged at the lower end of the supporting plate (4) and a limiting plate (462) arranged on one side of the vertical plate (461).

7. A flow cytometer sheath fluid adding device according to claim 6, wherein: the plugging piece (54) comprises a connecting plate (541) arranged at the lower end of a vertical plate (461) and an electric push rod (542) arranged on one side of the connecting plate (541), the other end of the electric push rod (542) is connected with a linkage block (543), and a plugging block (544) is arranged on one side of the linkage block (543).