CN214374161U - Desk-top flow cytometer sheath liquid perfusion device - Google Patents

Abstract

The utility model relates to a sheath liquid perfusion device technical field just discloses a desk-top flow cytometer sheath liquid perfusion device, comprises a workbench, the first surge bin of bottom fixedly connected with of workstation, the inside fixed mounting of first surge bin has first adjustment mechanism, the top movable mounting of workstation has the fly leaf, the top fixedly connected with riser of workstation, the left side fixedly connected with second surge bin of riser, the inside fixed mounting of second surge bin has second adjustment mechanism. This desk-top flow cytometer sheath liquid perfusion device finishes when being located the left test tube filling of placing on the board, adjusts the bottom that is located the board of placing on right and removes the filling tube to the test tube on the board of placing on right side fills, and the staff can take to the test tube that is located the left board of placing this moment, then places the test tube of not filling, makes the time of filling utilize, thereby has improved filling efficiency.

Description

Desk-top flow cytometer sheath liquid perfusion device

Technical Field

The utility model relates to a sheath liquid perfusion device technical field specifically is a desk-top flow cytometer sheath liquid perfusion device.

Background

Flow cytometry has become one of the main tools for detecting cell molecular characteristics in the field of modern analysis cytology, and is widely applied in clinical medicine, biology, oncology and other disciplines, flow cytometry detection is also called fluorescence activated cell sorting method, cell screening is realized by separating a liquid flow containing single cells, the liquid flow is a sheath liquid, the sheath liquid has the functions of annularly wrapping a cell sample, the sample flow forms hydrodynamic focusing under the wrapping of the sheath liquid, the sheath liquid is broken into uniform drops by vibration after an ultrahigh frequency electric crystal in a flow chamber is charged, cells are uniformly distributed in the sheath liquid, different cells can be screened out under the deflection of high voltage according to the dyeing state, the sheath liquid has the functions of maintaining the activity of the cells in the cell screening process so as to facilitate the analysis and maintenance of the cells for many times and maintain the integrity of the cells, the requirements for the input sheath fluid are: 1. in the detection process of the flow cytometer, the sheath fluid mainly has the function of restricting cells to be arranged in a line to pass through a detection area, so the sheath fluid is isosmotic; 2. the flow cytometry detects that the formed components exist, so that particles cannot exist in the sheath fluid; 3. the flow cytometry detects optical signals, so that autofluorescence cannot exist in the sheath fluid; 4. the flow cytometer can be used for detecting microorganisms, so that the sheath fluid is free from bacteria, if the sheath fluid is polluted by bacteria or dust, the bacteria or dust can form high background noise of analysis data, the accuracy of data analysis is influenced, and the interference on clinical and scientific research work is caused in severe cases.

The latest flow cytometer at present has an automatic sheath liquid filling system, and a large amount of desktop sheath liquid imported in China needs to be manually filled, so that the filling efficiency is influenced, and various problems such as corrosion to equipment, pollution to environment, injury to operators and the like caused by splashing of the sheath liquid easily occur.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

To prior art not enough, the utility model provides a desk-top flow cytometer sheath liquid perfusion device possesses the efficient advantage of filling, and the sheath liquid of having solved a large amount of desktops of china's import needs the manual work to be filled, has not only influenced filling efficiency, still appears the sheath liquid easily and spatters various problems such as the corruption to equipment, the pollution to the environment and the injury to the operator.

(II) technical scheme

For realizing the efficient purpose of above-mentioned filling, the utility model provides a following technical scheme: a sheath liquid perfusion device of a desk-top flow cytometer comprises a workbench, wherein the bottom of the workbench is fixedly connected with a first regulation bin, the first regulation bin is fixedly internally provided with a first regulation mechanism, the top of the workbench is movably provided with a movable plate, the top of the workbench is fixedly connected with a vertical plate, the left side of the vertical plate is fixedly connected with a second regulation bin, the second regulation bin is fixedly provided with a second regulation mechanism, the right side of the vertical plate is movably provided with a lifting plate, the top of the lifting plate is fixedly provided with a sheath liquid tank, one end of the sheath liquid tank penetrates through and extends to the bottom of the lifting plate, the bottom of the sheath liquid tank is communicated with a liquid outlet pipe, the bottom of the liquid outlet pipe is fixedly provided with a filling pipe, the left side and the right side of the bottom of the movable plate are fixedly provided with second motors, and output shafts of the two second motors are fixedly connected with rotating rods, one ends of the rotating rods penetrate through and extend to the top of the movable plate, the top of the two rotating rods is fixedly connected with a placing plate, the top of the placing plate is fixedly connected with a plurality of placing pipes, one ends of the placing pipes penetrate through and extend to the bottom of the placing plate, the inner walls of the left side and the right side of the placing pipes are fixedly connected with rubber anti-skidding blocks, the top of the movable plate is fixedly connected with a metal bin, two third threaded rods are movably arranged between the inner top wall of the metal bin and the top of the movable plate, a horizontal plate positioned between the two third threaded rods is fixedly connected between the inner wall of the front side and the inner wall of the back side of the metal bin, two limiting rods which are fixedly connected with the inner top wall of the metal bin are fixedly connected with the top of the horizontal plate, a first motor is fixedly arranged at the bottom of the movable plate, one end of an output shaft of the first motor penetrates through and extends to the inside of the metal bin and is movably connected with the bottom of the horizontal plate, two the equal fixed mounting in periphery wall of third threaded rod has the worm wheel with worm meshing, two the equal movable mounting in the outside of third threaded rod has the motion piece that is located two gag lever post outsides respectively, two the equal fixedly connected with one end in one side that the motion piece was carried on the back mutually runs through and extends to the movable plate in the metal storehouse outside, two the dwang runs through two movable plates respectively.

Preferably, the shape of first regulation storehouse is the rectangle of an inside fretwork and top disappearance, the shape of second regulation storehouse is the rectangle of an inside fretwork and right side disappearance, the outside fixed mounting of drain pipe has the control valve.

Preferably, the first adjusting mechanism comprises a first driving motor, a first threaded rod, a first slide rail, a first slide block, a first movable block and a first moving rod, the bottom of the workbench is fixedly provided with the first driving motor, the inner bottom wall of the first adjusting bin is fixedly connected with the first slide rail, the output shaft of the first driving motor is fixedly connected with the first threaded rod, one end of the first threaded rod penetrates through and extends into the first adjusting bin and is movably connected with the inner wall on the right side of the first adjusting bin, the outer side of the first threaded rod is movably provided with the first movable block, the bottom of the first movable block is fixedly connected with the first slide block which is slidably connected with the first slide rail, the right side of the first movable block is provided with a first threaded through hole which is in threaded connection with the first threaded rod, the top of the first movable block is fixedly connected with two first moving rods, and one end of each first moving rod penetrates through and extends to the top of the workbench, first rectangle through-hole has been seted up at the top of workstation, two first carriage release lever all runs through first rectangle through-hole, first rectangle through-hole and first carriage release lever looks adaptation, the length of first rectangle through-hole is the same with the length of first slide rail, two the top fixedly connected with fly leaf of first carriage release lever.

Preferably, the second adjusting mechanism comprises a second driving motor, a second slide rail, a second slide block, a second movable block, a second threaded rod and a second moving rod, the inner bottom wall of the second adjusting bin is fixedly provided with the second driving motor, the output shaft of the second driving motor is fixedly connected with the second threaded rod movably connected with the inner top wall of the second adjusting bin, the inner wall of the left side of the second adjusting bin is fixedly connected with the second slide rail, the outer side of the second threaded rod is movably provided with the second movable block, the left side of the second movable block is fixedly connected with the second slide block slidably connected with the second slide rail, the bottom of the second movable block is provided with a second threaded through hole in threaded connection with the second threaded rod, the right side of the second movable block is fixedly connected with the second moving rod, one end of the second moving rod penetrates through and extends to the right side of the vertical plate, and the right side of the second moving rod is fixedly provided with the lifting plate, the right side of the vertical plate is provided with a second rectangular through hole, the second moving rod penetrates through the second rectangular through hole, the second rectangular through hole is matched with the second moving rod, and the height of the second rectangular through hole is the same as that of the second sliding rail.

Preferably, the top of the rubber anti-skid block is an inclined plane, the metal bin is in a rectangular shape with a hollowed interior and a missing bottom, and the screw threads on the outer surfaces of the two third threaded rods are opposite in direction of rotation.

Preferably, two third screw thread through-hole, two have all been seted up at the top of motion piece third screw thread through-hole respectively with two third threaded rod threaded connection, two the spacing hole respectively with two gag lever post looks adaptations is all seted up at the top of motion piece, two the hole of stepping down with two dwang looks adaptations is all seted up respectively to the bottom of movable plate, third rectangle through-hole, two have all been seted up to the left and right sides in metal storehouse the movable plate runs through two third rectangle through-holes respectively, third rectangle through-hole and movable plate looks adaptation.

(III) advantageous effects

Compared with the prior art, the utility model provides a desk-top flow cytometer sheath liquid perfusion device possesses following beneficial effect:

the sheath fluid perfusion device of the desk-top flow cytometer is characterized in that a detection tube is inserted into a placement tube and is in close contact with the outer surface of the detection tube through a rubber anti-skid block, so that the detection tube is fixed, then a second driving motor can be started, and a second slide block and a second slide rail are arranged for sliding connection, so that a second movable block can be in threaded connection with a second threaded rod through a second threaded through hole and move up and down to drive a lifting plate to move up and down, so that the height of the perfusion tube is adjusted, a first driving motor is started at the same time, and the first slide block and the first slide rail are arranged for sliding connection, so that a first movable block can be in threaded connection with a first threaded rod through a first threaded through hole and move left and right to drive a movable plate to move left and right, so that the placement plate on the left side can be positioned at the bottom of the perfusion tube by adjusting the position of the detection tube, and a second motor on the left side is started at the same time, the detection tubes are rotated, so that the filling tubes can be sequentially filled on the left placing plate, after the filling of the detection tubes on the left placing plate is finished, the right placing plate is adjusted to move to the bottom of the filling tubes, so that the detection tubes on the right placing plate are filled, at the moment, a worker can take the detection tubes on the left placing plate and place the detection tubes which are not filled, so that the filling time is utilized, the filling efficiency is improved, the worm can be rotated by starting the first motor, so that the two third threaded rods are meshed with the worm through the worm wheel to rotate, and the two moving blocks can move back to back through the threaded connection of the third threaded through holes and the third threaded rods through the limiting rods, so that the two moving plates move back to back, so that at least one detection tube on the two placing plates is jacked up, thereby facilitating the taking of the workers.

Drawings

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

fig. 2 is an enlarged schematic structural diagram of a in fig. 1 according to the present invention.

In the figure: 1 workstation, 2 first regulation storehouse, 3 first adjustment mechanism, 4 first motor, 5 second motor, 6 fly leaf, 7 dwang, 8 filling tube, 9 drain pipes, 10 sheath fluid tanks, 11 lifter plate, 12 riser, 13 second adjustment mechanism, 14 second regulation storehouse, 15 place the board, 16 place the pipe, 17 third threaded rod, 18 gag lever post, 19 motion piece, 20 horizontal plates, 21 worm, 22 worm wheel, 23 metal storehouse, 24 fly leaf, 25 rubber non slipping spur.

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. 1-2, a desktop flow cytometer sheath fluid perfusion device comprises a workbench 1, a first adjustment bin 2 is fixedly connected to the bottom of the workbench 1, the first adjustment bin 2 is shaped as a rectangle with a hollowed-out interior and a missing top, a first adjustment mechanism 3 is fixedly installed inside the first adjustment bin 2, a movable plate 6 is movably installed at the top of the workbench 1, the first adjustment mechanism 3 comprises a first driving motor, a first threaded rod, a first sliding rail, a first sliding block, a first movable block and a first movable rod, the first driving motor is fixedly installed at the bottom of the workbench 1, the first sliding rail is fixedly connected to the inner bottom wall of the first adjustment bin 2, a first threaded rod with one end penetrating and extending into the interior of the first adjustment bin 2 and movably connected to the inner wall at the right side of the first adjustment bin 2 is fixedly connected to an output shaft of the first driving motor, a first movable block is movably installed at the outer side of the first threaded rod, the bottom of the first movable block is fixedly connected with a first sliding block which is connected with a first sliding rail in a sliding way, the right side of the first movable block is provided with first threaded through holes which are connected with a first threaded rod in a threaded way, the top of the first movable block is fixedly connected with two first moving rods, one end of each first moving rod penetrates through the top of the workbench 1, the top of the workbench 1 is provided with a first rectangular through hole, the two first moving rods both penetrate through the first rectangular through holes, the first rectangular through holes are matched with the first moving rods, the length of the first rectangular through holes is the same as that of the first sliding rail, the tops of the two first moving rods are fixedly connected with a movable plate 6, the top of the workbench 1 is fixedly connected with a vertical plate 12, the left side of the vertical plate 12 is fixedly connected with a second adjusting bin 14, the shape of the second adjusting bin 14 is a rectangle which is hollowed inside and the right side is lost, and a second adjusting mechanism 13 is fixedly installed inside the second adjusting bin 14, a lifting plate 11 is movably arranged on the right side of the vertical plate 12, a second adjusting mechanism 13 comprises a second driving motor, a second slide rail, a second slide block, a second movable block, a second threaded rod and a second moving rod, the inner bottom wall of the second adjusting bin 14 is fixedly provided with the second driving motor, the output shaft of the second driving motor is fixedly connected with the second threaded rod movably connected with the inner top wall of the second adjusting bin 14, the inner wall of the left side of the second adjusting bin 14 is fixedly connected with the second slide rail, the outer side of the second threaded rod is movably provided with the second movable block, the left side of the second movable block is fixedly connected with the second slide block which is slidably connected with the second slide rail, the bottom of the second movable block is provided with a second threaded through hole which is in threaded connection with the second threaded rod, the right side of the second movable block is fixedly connected with the second moving rod, one end of the second moving rod penetrates through and extends to the right side of the vertical plate 12, the right side of the vertical plate 12 is provided with a second rectangular through hole, the second moving rod penetrates through a second rectangular through hole, the second rectangular through hole is matched with the second moving rod, the height of the second rectangular through hole is the same as that of the second slide rail, a lifting plate 11 is fixedly arranged on the right side of the second moving rod, a sheath liquid tank 10 with one end penetrating through and extending to the bottom of the lifting plate 11 is fixedly arranged on the top of the lifting plate 11, the bottom of the sheath liquid tank 10 is communicated with a liquid outlet pipe 9, a filling pipe 8 is fixedly arranged on the bottom of the liquid outlet pipe 9, a control valve is fixedly arranged on the outer side of the liquid outlet pipe 9, second motors 5 are fixedly arranged on the left side and the right side of the bottom of the movable plate 6, output shafts of the two second motors 5 are fixedly connected with rotating rods 7 with one ends penetrating through and extending to the top of the movable plate 6, placing plates 15 are fixedly connected with the tops of the two rotating rods 7, placing plates 16 are fixedly connected with the tops of the placing plates 15, and one ends penetrate through and extend to the bottoms of the placing plates 15, the inner walls of the left side and the right side of the placing tube 16 are fixedly connected with rubber anti-skid blocks 25, the tops of the rubber anti-skid blocks 25 are inclined planes, the top of the movable plate 6 is fixedly connected with a metal bin 23, the shape of the metal bin 23 is a rectangle with a hollowed interior and a missing bottom, two third threaded rods 17 are movably arranged between the inner top wall of the metal bin 23 and the top of the movable plate 6, the thread turning directions of the outer surfaces of the two third threaded rods 17 are opposite, a horizontal plate 20 positioned between the two third threaded rods 17 is fixedly connected between the inner wall of the front side and the inner wall of the back side of the metal bin 23, two limiting rods 18 which are fixedly connected with the inner top wall of the metal bin 23 are fixedly connected with the top of the horizontal plate 20, the bottom of the movable plate 6 is fixedly connected with a first motor 4, the first motor 4 is a forward and reverse rotation motor, one end of an output shaft of the first motor 4 is fixedly connected with a worm 21 which penetrates through and extends to the interior of the metal bin 23 and is movably connected with the bottom of the horizontal plate 20, the peripheral walls of the two third threaded rods 17 are fixedly provided with worm wheels 22 meshed with the worm 21, the outer sides of the two third threaded rods 17 are movably provided with moving blocks 19 respectively positioned at the outer sides of the two limiting rods 18, the tops of the two moving blocks 19 are respectively provided with third threaded through holes, the two third threaded through holes are respectively in threaded connection with the two third threaded rods 17, the tops of the two moving blocks 19 are respectively provided with limiting holes matched with the two limiting rods 18, one opposite side of the two moving blocks 19 is fixedly connected with a moving plate 24, one end of the moving plate is penetrated through and extends to the outer side of the metal bin 23, the two rotating rods 7 are respectively penetrated through the two moving plates 24, the bottoms of the two moving plates 24 are respectively provided with abdicating holes matched with the two rotating rods 7, the left side and the right side of the metal bin 23 are respectively provided with third rectangular through holes, and the two moving plates 24 are respectively penetrated through the two third rectangular through holes, the third rectangular through hole is adapted to the moving plate 24, electrical components appearing therein are electrically connected to the main controller and the power supply, the main controller may be a conventional known device for controlling a computer, and the conventional disclosed power connection technology is not described herein.

In summary, in the sheath fluid perfusion device of the desktop flow cytometer, the detection tube is inserted into the placement tube 16 and is in close contact with the outer surface of the detection tube through the rubber anti-slip block 25, so as to fix the detection tube, then the second driving motor can be started, and the second sliding block and the second sliding rail are provided, so that the second movable block can be in threaded connection with the second threaded rod through the second threaded through hole to move up and down, so as to drive the lifting plate 11 to move up and down, adjust the height of the filling tube 8, simultaneously start the first driving motor, and be in sliding connection with the first sliding rail through the first sliding block, so as to enable the first movable block to move left and right through the threaded connection of the first threaded through hole and the first threaded rod, so as to drive the movable plate 6 to move left and right, so as to adjust the position of the detection tube, so as to enable the placement plate 15 on the left side to be located at the bottom of the filling tube 8, and simultaneously start the second motor 5 on the left side, the detection tubes are rotated, so that the filling tubes 8 can be sequentially filled into the detection tubes on the left placing plate 15, after the filling of the detection tubes on the left placing plate 15 is finished, the placing plate 15 on the right is adjusted to move to the bottom of the filling tubes 8, so that the detection tubes on the right placing plate 15 are filled, at the moment, workers can take the detection tubes on the left placing plate 15 and place the detection tubes which are not filled, so that the filling time is utilized, the filling efficiency is improved, the worm 21 can be rotated by starting the first motor 4, so that the two third threaded rods 17 are meshed with the worm 21 through the worm wheel 22 to rotate, and the two moving blocks 19 can move back to back through the threaded connection of the third threaded through holes and the third threaded rods 17 by arranging the limiting rods 18 to drive the two moving plates 24 to move back to back, therefore, the two placing plates 15 are provided with at least one detecting tube on the placing plate 15 to be jacked up, so that workers can take conveniently, the problems that the sheath liquid of a large number of desktop computers imported in China needs to be poured manually, the filling efficiency is influenced, and the sheath liquid is easy to splash and fall to corrode equipment, pollute the environment, hurt operators and the like are solved.

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. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

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 invention, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. The utility model provides a desk-top flow cytometer sheath liquid perfusion device, includes workstation (1), its characterized in that: the bottom of the workbench (1) is fixedly connected with a first adjusting bin (2), a first adjusting mechanism (3) is fixedly installed inside the first adjusting bin (2), a movable plate (6) is movably installed at the top of the workbench (1), a vertical plate (12) is fixedly connected at the top of the workbench (1), a second adjusting bin (14) is fixedly connected to the left side of the vertical plate (12), a second adjusting mechanism (13) is fixedly installed inside the second adjusting bin (14), a lifting plate (11) is movably installed on the right side of the vertical plate (12), a sheath liquid tank (10) with one end penetrating through and extending to the bottom of the lifting plate (11) is fixedly installed at the top of the lifting plate (11), a liquid outlet pipe (9) is communicated with the bottom of the sheath liquid tank (10), a filling pipe (8) is fixedly installed at the bottom of the liquid outlet pipe (9), and second motors (5) are fixedly installed on the left side and the right side of the bottom of the movable plate (6), the two output shafts of the second motors (5) are fixedly connected with rotating rods (7) with one ends penetrating through and extending to the top of the movable plate (6), the two tops of the rotating rods (7) are fixedly connected with placing plates (15), the top of the placing plates (15) is fixedly connected with a plurality of placing pipes (16) with one ends penetrating through and extending to the bottom of the placing plates (15), the inner walls of the left side and the right side of the placing pipes (16) are fixedly connected with rubber anti-slip blocks (25), the top of the movable plate (6) is fixedly connected with a metal bin (23), a plurality of third threaded rods (17) are movably mounted between the inner top wall of the metal bin (23) and the top of the movable plate (6), and a horizontal plate (20) positioned between the two third threaded rods (17) is fixedly connected between the front inner wall and the back inner wall of the metal bin (23), the top of the horizontal plate (20) is fixedly connected with two limiting rods (18) which are fixedly connected with the inner top wall of the metal bin (23), the bottom fixed mounting of fly leaf (6) has first motor (4), the output shaft fixedly connected with one end of first motor (4) runs through and extends to the inside of metal storehouse (23) and with bottom swing joint's of horizontal plate (20) worm (21), two the equal fixed mounting of periphery wall of third threaded rod (17) has worm wheel (22) with worm (21) meshing, two the equal movable mounting in the outside of third threaded rod (17) has motion piece (19) that are located two gag lever posts (18) outside respectively, two the equal fixedly connected with one end in one side that motion piece (19) carried on the back mutually runs through and extends to movable plate (24) in the metal storehouse (23) outside, two dwang (7) run through two movable plates (24) respectively.

2. The desktop flow cytometer sheath fluid perfusion apparatus of claim 1, wherein: the shape of first regulation storehouse (2) is the rectangle of an inside fretwork and top disappearance, the shape of second regulation storehouse (14) is the rectangle of an inside fretwork and right side disappearance, the outside fixed mounting of drain pipe (9) has the control valve.

3. The desktop flow cytometer sheath fluid perfusion apparatus of claim 1, wherein: the first adjusting mechanism (3) comprises a first driving motor, a first threaded rod, a first sliding rail, a first sliding block, a first movable block and a first moving rod, the bottom of the workbench (1) is fixedly provided with the first driving motor, the inner bottom wall of the first adjusting bin (2) is fixedly connected with the first sliding rail, one end of an output shaft of the first driving motor is fixedly connected with the first threaded rod, one end of the first threaded rod penetrates through and extends to the inside of the first adjusting bin (2) and is movably connected with the inner wall of the right side of the first adjusting bin (2), the outer side of the first threaded rod is movably provided with the first movable block, the bottom of the first movable block is fixedly connected with the first sliding block, the first sliding block is slidably connected with the first sliding rail, the right side of the first movable block is provided with a first threaded through hole, the top of the first movable block is fixedly connected with the first moving rod, one end of the first moving rod penetrates through and extends to the top of the workbench (1), first rectangle through-hole has been seted up at the top of workstation (1), two first carriage release lever all runs through first rectangle through-hole, first rectangle through-hole and first carriage release lever looks adaptation, the length of first rectangle through-hole is the same with the length of first slide rail, two the top fixedly connected with fly leaf (6) of first carriage release lever.

4. The desktop flow cytometer sheath fluid perfusion apparatus of claim 1, wherein: the second adjusting mechanism (13) comprises a second driving motor, a second slide rail, a second slide block, a second movable block, a second threaded rod and a second moving rod, the inner bottom wall of the second adjusting bin (14) is fixedly provided with the second driving motor, the output shaft of the second driving motor is fixedly connected with the second threaded rod movably connected with the inner top wall of the second adjusting bin (14), the inner wall of the left side of the second adjusting bin (14) is fixedly connected with the second slide rail, the outer side of the second threaded rod is movably provided with the second movable block, the left side of the second movable block is fixedly connected with the second slide block which is slidably connected with the second slide rail, the bottom of the second movable block is provided with a second threaded through hole which is in threaded connection with the second threaded rod, and the right side of the second movable block is fixedly connected with the second moving rod, one end of the second moving rod penetrates through and extends to the right side of the vertical plate (12), the right side of the second moving rod is fixedly provided with a lifting plate (11), the right side of the vertical plate (12) is provided with a second rectangular through hole, the second moving rod penetrates through the second rectangular through hole, the second rectangular through hole is matched with the second moving rod, and the height of the second rectangular through hole is the same as that of the second sliding rail.

5. The desktop flow cytometer sheath fluid perfusion apparatus of claim 1, wherein: the top of the rubber anti-skid block (25) is an inclined plane, the metal bin (23) is in a rectangular shape with a hollowed interior and a missing bottom, and the screw threads on the outer surfaces of the two third threaded rods (17) are opposite in direction.

6. The desktop flow cytometer sheath fluid perfusion apparatus of claim 1, wherein: two third screw thread through-hole, two have all been seted up at the top of motion piece (19) third screw thread through-hole respectively with two third threaded rod (17) threaded connection, two the spacing hole respectively with two gag lever post (18) looks adaptation is all seted up at the top of motion piece (19), two the hole of stepping down with two dwang (7) looks adaptations respectively is all seted up to the bottom of movable plate (24), third rectangle through-hole, two have all been seted up to the left and right sides of metal storehouse (23) movable plate (24) run through two third rectangle through-holes respectively, third rectangle through-hole and movable plate (24) looks adaptation.

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