CN114345561A

CN114345561A - Clinical laboratory's blood centrifugal device

Info

Publication number: CN114345561A
Application number: CN202111654160.4A
Authority: CN
Inventors: 许培培
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-12-30
Filing date: 2021-12-30
Publication date: 2022-04-15

Abstract

The invention discloses a blood centrifugal device for clinical laboratory, belonging to the field of clinical laboratory, comprising a host, wherein the front side of the host is provided with a control panel which can control the operation of the internal devices thereof, the top of the host is provided with a centrifugal cavity and a sealing groove positioned at the periphery of the centrifugal cavity, a hollow cylindrical pressurizing cover is movably inserted in the sealing groove, the position of the inner wall of the cylindrical pressurizing cover close to the bottom side is fixedly connected with a support which plays a supporting role, a threaded rod is rotatably connected between the support top and the inner wall of the top of the cylindrical pressurizing cover, the bottom end of the threaded rod extends to the position below the support and is fixedly connected with a polygonal inserting column, the outer wall of the threaded rod is in threaded connection with a piston, the outer wall of the piston is in contact with the inner wall of the cylindrical pressurizing cover, which can be realized, when the blood is centrifuged by the centrifugal device, reduce the centrifugal time and improve the centrifugal efficiency.

Description

Clinical laboratory's blood centrifugal device

Technical Field

The invention relates to the field of clinical laboratories, in particular to a blood centrifugal device for clinical laboratories.

Background

The blood centrifuge is a machine for separating each component in a mixture of liquid and solid particles in blood by utilizing centrifugal force, the existing blood centrifuge only separates by the generated centrifugal force during centrifugation, cells in the blood in a containing pipe are easy to accumulate during separation, the centrifugation effect of the cells on the inner side is poor, the centrifugation needs a long time, and the centrifugation efficiency is reduced.

Disclosure of Invention

1. Technical problem to be solved

In view of the problems in the prior art, the present invention provides a clinical laboratory blood centrifugation device, which can reduce the centrifugation time and improve the centrifugation efficiency when blood is centrifuged by the centrifugation device.

2. Technical scheme

In order to solve the above problems, the present invention adopts the following technical solutions.

The utility model provides a clinical laboratory blood centrifugal device, includes the host computer, the setting of host computer front side is provided with the control panel that can control its inside device operation, and centrifugal chamber and the outlying seal groove that is located centrifugal chamber have been seted up at the host computer top, the inside activity of seal groove is pegged graft and is had hollow cylindricality pressure boost lid, the position fixedly connected with that cylindricality pressure boost lid inner wall is close to the bottom side plays the supporting role prop, prop and rotate between top and the cylindricality pressure boost lid top inner wall and be connected with the threaded rod, the bottom of threaded rod extends to and props the position and the fixedly connected with polygon of below and inserts the post, threaded rod outer wall threaded connection has the piston, the outer wall and the cylindricality pressure boost lid inner wall of piston contact.

Furthermore, the top of the support is fixedly connected with a sliding rod, and the sliding rod penetrates through the piston and is in sliding connection with the piston.

Furthermore, the inner walls of two sides of the sealing groove and the bottom side of the cylindrical pressurizing cover are respectively provided with a vertical rubber ring and a horizontal rubber ring for increasing the sealing property.

Further, the inner wall of the bottom side of the centrifugal cavity is fixedly connected with a driving motor, the inner wall of the centrifugal cavity is fixedly connected with a supporting plate above the driving motor, the driving motor is fixedly connected with a rotating shaft, and the rotating shaft extends to the upper part of the supporting plate and is rotatably connected with the supporting plate.

Further, the position fixedly connected with spacing dish that the pivot outer wall is close to the top, pivot top fixedly connected with short screw rod, the polygon spread groove has been seted up at the short screw rod top, the polygon spread groove inserts post looks adaptation with the polygon.

Further, the sleeve pipe has been cup jointed in the activity of pivot outer wall position in the top of spacing dish, short screw rod outer wall threaded connection has the baffle, the distance between spacing dish top and the short screw rod bottom side equals the sheathed tube height, sleeve pipe outer wall fixedly connected with centrifugal plate, the draw-in groove that distributes evenly has been seted up to the cover inside pipe wall, the position fixedly connected with that the pivot outer wall is located between spacing dish and the short screw rod distributes evenly the card post, draw-in groove and card post activity joint.

Further, the centrifugal groove that distributes evenly is seted up at the centrifugal plate top, the relative both sides inner wall of centrifugal groove all rotates and is connected with the rotary column, two the equal fixedly connected with damping spring of one end that the rotary column is close to mutually, the equal fixedly connected with spliced pole of one end that damping spring is close to each other, fixedly connected with centrifuging tube between two spliced poles.

Furthermore, the position of the top of the supporting plate, which is positioned outside the rotating shaft, is rotatably connected with a rotating ring, the top of the rotating ring is fixedly connected with a return spring, and the top of the return spring is fixedly connected with a connecting ring which is sleeved outside the rotating shaft.

Further, the go-between outer wall articulates there is the push-and-pull rod that distributes evenly, the one end that the go-and-pull rod kept away from the go-and-pull rod rotates with the centrifuging tube outer wall to be connected, the go-and-pull ring top rotates and is connected with the even gyro wheel that distributes.

Furthermore, the top of the supporting plate is positioned inside the rotating ring and fixedly connected with a supporting cylinder which is sleeved outside the rotating shaft, the top of the supporting cylinder is fixedly connected with an adjusting ring which is sleeved outside the rotating shaft, the bottom side of the adjusting ring is a concave-convex curved surface, and the bottom side of the adjusting ring is in contact with the outer wall of the roller.

3. Advantageous effects

Compared with the prior art, the invention has the advantages that:

(1) this scheme driving motor drives the pivot and rotates, and then drives sleeve pipe and centrifugal disc rotation through draw-in groove and card post, centrifugal disc drives the centrifuging tube and rotates, the centrifuging tube drives the go-between through the push-and-pull rod at the pivoted in-process and rotates, the go-between rotates and drives the gyro wheel and rotate, because gyro wheel and adjustable ring contact, therefore the gyro wheel is at the pivoted in-process, cooperation reset spring, make the continuous up-and-down motion of go-between, and then rock from top to bottom through push-and-pull rod pulling centrifuging tube, make the inside blood of centrifuging tube constantly rock like this, the centrifugal efficiency is improved.

(2) This scheme is through rotary column and damping spring connection centrifugal disc and centrifuging tube for the centrifuging tube can rotate under push-pull rod's effect round the center pin of two rotary columns when being taken the pivoted by centrifugal disc, can improve centrifugal efficiency on the one hand, and on the other hand carries out the damping to the centrifuging tube, prolongs the life of centrifuging tube.

(3) This scheme is connected and breaks away from through polygon spread groove and polygon inserted column, both conveniently drives the threaded rod through the pivot and rotates, and on the other hand is convenient to the dismouting of cylindricality pressure increasing lid, convenient to use.

(4) This scheme pivot is inserted the post through polygon spread groove and polygon and is driven the threaded rod and rotate, and when the threaded rod rotated, the cooperation litter made the piston descend in cylindricality pressurization lid inside for the inside pressure increase of centrifugal chamber, and then made the inside pressure increase of centrifugal pipe, further made the outside pressure of increase centrifugal blood, made the more quick fracture of blood, improved centrifugal efficiency.

(5) According to the scheme, the vertical rubber ring and the horizontal rubber ring can increase the sealing performance between the cylindrical pressurizing cover and the centrifugal cavity, and the internal pressure of the cylindrical pressurizing cover is reduced when the piston descends due to air leakage of the cylindrical pressurizing cover and the centrifugal cavity.

Drawings

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

FIG. 2 is a schematic cross-sectional view of FIG. 1 according to the present invention;

FIG. 3 is an enlarged view of the structure of FIG. 2 at A according to the present invention;

FIG. 4 is a schematic cross-sectional view of a cylindrical pressurizing cover according to the present invention;

FIG. 5 is a schematic cross-sectional view of FIG. 2 in accordance with the present invention;

FIG. 6 is an enlarged view of the structure of FIG. 5 at B according to the present invention;

FIG. 7 is a side view of the FIG. 5 embodiment of the present invention;

FIG. 8 is an enlarged view of FIG. 7 at C according to the present invention;

FIG. 9 is a schematic diagram of a centrifugal plate according to the present invention in a side view;

fig. 10 is an enlarged view of the structure of fig. 9 at D according to the present invention.

The reference numbers in the figures illustrate:

1. a host; 2. a control panel; 3. a centrifugal chamber; 4. a sealing groove; 5. a vertical rubber ring; 6. a cylindrical pressurizing cover; 7. a horizontal rubber ring; 8. supporting; 9. a threaded rod; 10. inserting a column in a polygonal shape; 11. a piston; 12. a slide rod; 13. a drive motor; 14. a supporting plate; 15. a rotating shaft; 16. a limiting disc; 17. a short screw; 18. a polygonal connecting groove; 19. a sleeve; 20. a baffle plate; 21. a centrifugal pan; 22. a card slot; 23. clamping the column; 24. a centrifugal tank; 25. centrifuging the tube; 26. rotating the ring; 27. a return spring; 28. a connecting ring; 29. a push-pull rod; 30. a roller; 31. a support cylinder; 32. an adjusting ring; 33. turning the column; 34. a damping spring; 35. connecting columns.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention; it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by those skilled in the art without any inventive work are within the scope of the present invention.

Example 1:

referring to fig. 1-10, a blood centrifugal device for clinical laboratory, includes a main machine 1, a control panel 2 arranged at the front side of the main machine 1 for controlling the operation of the internal devices, the control panel 2 for controlling the start, stop, rotation speed and working time of a driving motor 13, a centrifugal chamber 3 and a sealing groove 4 arranged at the periphery of the centrifugal chamber 3, a hollow cylindrical pressurizing cover 6 movably inserted in the sealing groove 4, a support 8 for supporting the inner wall of the cylindrical pressurizing cover 6 near the bottom side, a threaded rod 9 rotatably connected between the top of the support 8 and the inner wall of the top of the cylindrical pressurizing cover 6, a polygonal inserted column 10 fixedly connected with the bottom end of the threaded rod 9 extending to the position below the support 8, a piston 11 connected with the outer wall of the threaded rod 9 in threaded manner, the outer wall of the piston 11 contacting with the inner wall of the cylindrical pressurizing cover 6, when the cylindrical pressurizing cover 6 is connected with the main machine 1, when the piston 11 descends inside the cylindrical pressurizing cover 6, the pressure inside the centrifugal cavity 3 can be increased.

Referring to fig. 2, a slide rod 12 is fixedly connected to the top of the brace 8, the slide rod 12 penetrates through the piston 11 and is slidably connected with the piston 11, and the slide rod 12 can ensure that the piston 11 can move up and down when the threaded rod 9 rotates.

Referring to fig. 3 and 4, the inner walls of the two sides of the sealing groove 4 and the bottom side of the cylindrical pressurizing cover 6 are respectively provided with a vertical rubber ring 5 and a horizontal rubber ring 7 for increasing the sealing performance, the vertical rubber ring 5 and the horizontal rubber ring 7 can increase the sealing performance between the cylindrical pressurizing cover 6 and the centrifugal cavity 3, and the pressure inside the cylindrical pressurizing cover 6 is reduced when the piston 11 is lowered due to air leakage between the cylindrical pressurizing cover 6 and the centrifugal cavity 3.

Referring to fig. 8, the inner wall fixedly connected with driving motor 13 at the bottom side of the centrifugal chamber 3, the position fixedly connected with fagging 14 that the inner wall of the centrifugal chamber 3 is located above the driving motor 13, the driving motor 13 fixedly connected with pivot 15, the pivot 15 extends to the fagging 14 and is connected with fagging 14 rotation, the position fixedly connected with spacing dish 16 that the outer wall of pivot 15 is close to the top, the short screw 17 of pivot 15 top fixedly connected with, polygon spread groove 18 has been seted up at the short screw 17 top, polygon spread groove 18 and polygon insert post 10 looks adaptation, insert the connection and break away from of post 10 through polygon spread groove 18 and polygon, both conveniently drive threaded rod 9 through pivot 15 and rotate, on the other hand conveniently to the dismouting of post-shaped pressurizing cover 6, convenient to use.

Referring to fig. 8, a sleeve 19 is movably sleeved on the outer wall of the rotating shaft 15 above the limiting disc 16, a baffle 20 is in threaded connection with the outer wall of the short screw 17, the distance between the top of the limiting disc 16 and the bottom side of the short screw 17 is equal to the height of the sleeve 19, a centrifugal disc 21 is fixedly connected to the outer wall of the sleeve 19, clamping grooves 22 evenly distributed are formed in the inner wall of the sleeve 19, clamping posts 23 evenly distributed are fixedly connected to the outer wall of the rotating shaft 15 between the limiting disc 16 and the short screw 17, and the clamping grooves 22 are movably clamped with the clamping posts 23, so that the rotating shaft 15 is ensured to drive the centrifugal disc 21 to rotate through the clamping grooves 22 and the clamping posts 23, and the position of the centrifugal disc 21 can be limited.

Refer to and refer to fig. 10, the even centrifugal slot 24 of distribution is seted up at centrifugal disc 21 top, the relative both sides inner wall of centrifugal slot 24 all rotates and is connected with rotary column 33, the equal fixedly connected with damping spring 34 of the one end that two rotary column 33 are close to mutually, the equal fixedly connected with spliced pole 35 of the one end that damping spring 34 is close to each other, fixedly connected with centrifuging tube 25 between two spliced poles 35, connect centrifugal disc 21 and centrifuging tube 25 through rotary column 33 and damping spring 34, make centrifuging tube 25 when being taken the pivoted by centrifugal disc 21, the center pin that can round two rotary column 33 rotates under push-pull rod 29's effect, can improve centrifugal efficiency on the one hand, on the other hand carries out the damping to centrifuging tube 25, prolong centrifuging tube 25's life.

Referring to fig. 6, the outer wall of the connecting ring 28 is hinged with push-pull rods 29 which are uniformly distributed, one end of each push-pull rod 29, which is far away from the connecting ring 28, is rotatably connected with the outer wall of the centrifuge tube 25, the top of the connecting ring 28 is rotatably connected with rollers 30 which are uniformly distributed, the top of the supporting plate 14 is rotatably connected with a rotating ring 26 at the position outside the rotating shaft 15, the top of the rotating ring 26 is fixedly connected with a return spring 27, the top of the return spring 27 is fixedly connected with the connecting ring 28 which is sleeved outside the rotating shaft 15, and the return spring 27 can ensure that the rollers 30 are in close contact with the adjusting ring 32.

Referring to fig. 6, the supporting cylinder 31 is fixedly connected to the top of the supporting plate 14 inside the rotating ring 26 and sleeved outside the rotating shaft 15, the adjusting ring 32 is fixedly connected to the top of the supporting cylinder 31 and sleeved outside the rotating shaft 15, and the bottom side of the adjusting ring 32 is a concave-convex curved surface, so that the roller 30 can move up and down when rotating, and further drives the centrifugal tube 25 to shake, and the bottom side of the adjusting ring 32 contacts with the outer wall of the roller 30.

When in use: the driving motor 13 is started through the control panel 2, the driving motor 13 drives the rotating shaft 15 to rotate, and further drives the sleeve 19 and the centrifugal disc 21 to rotate through the clamping groove 22 and the clamping column 23, the centrifugal disc 21 drives the centrifugal tube 25 to rotate, the centrifugal tube 25 drives the connecting ring 28 to rotate through the push-pull rod 29 in the rotating process, the connecting ring 28 rotates to drive the roller 30 to rotate, because the roller 30 is in contact with the adjusting ring 32, the roller 30 is in the rotating process, the return spring 27 is matched to enable the connecting ring 28 to continuously move up and down, and further the centrifugal tube 25 is pulled to vertically shake through the push-pull rod 29, so that blood in the centrifugal tube 25 continuously shakes, the centrifugal efficiency is improved, meanwhile, the rotating shaft 15 drives the threaded rod 9 to rotate through the polygonal connecting groove 18 and the polygonal inserting column 10, and when the threaded rod 9 rotates, the piston 11 descends in the cylindrical pressurizing cover 6 through the sliding rod 12, make the inside pressure increase of centrifugal chamber 3, and then make the inside pressure increase of centrifuging tube 25, further make the outside pressure of the centrifugal blood of increase for blood is more quick breaks, improves centrifugal efficiency.

The foregoing is only a preferred embodiment of the present invention; the scope of the invention is not limited thereto. Any person skilled in the art should be able to cover the technical scope of the present invention by equivalent or modified solutions and modifications within the technical scope of the present invention.

Claims

1. The utility model provides a clinical laboratory blood centrifugal device, includes host computer (1), its characterized in that: host computer (1) front side sets up and is provided with control panel (2) that can control its inside device operation, and centrifugal chamber (3) and being located centrifugal chamber (3) outlying seal groove (4) have been seted up at host computer (1) top, seal groove (4) inside activity is pegged graft and is had hollow cylindricality pressure boost lid (6), the position fixedly connected with that cylindricality pressure boost lid (6) inner wall is close to the bottom side plays supporting role props (8), prop and rotate between (8) top and cylindricality pressure boost lid (6) the top inner wall and be connected with threaded rod (9), the bottom of threaded rod (9) extends to and props position and fixedly connected with polygon insert post (10) of (8) below, threaded rod (9) outer wall threaded connection has piston (11), the outer wall and cylindricality pressure boost lid (6) inner wall of piston (11) contact.

2. A clinical laboratory blood centrifugation device according to claim 1, characterized in that: the top of the support (8) is fixedly connected with a sliding rod (12), and the sliding rod (12) penetrates through the piston (11) and is in sliding connection with the piston (11).

3. A clinical laboratory blood centrifugation device according to claim 1, characterized in that: and the inner walls of two sides of the sealing groove (4) and the bottom side of the cylindrical pressurizing cover (6) are respectively provided with a vertical rubber ring (5) and a horizontal rubber ring (7) for increasing the sealing property.

4. A clinical laboratory blood centrifugation device according to claim 1, characterized in that: the centrifugal chamber (3) bottom side inner wall fixedly connected with driving motor (13), the position fixedly connected with fagging (14) that centrifugal chamber (3) inner wall is located driving motor (13) top, driving motor (13) fixedly connected with pivot (15), pivot (15) extend to fagging (14) top and rotate with fagging (14) and be connected.

5. A clinical laboratory blood centrifugation device according to claim 4, characterized in that: the utility model discloses a bearing support of a motor vehicle, including pivot (15), pivot (15) outer wall, the position fixedly connected with spacing dish (16) that is close to the top, pivot (15) top fixedly connected with short screw rod (17), polygon spread groove (18) have been seted up at short screw rod (17) top, polygon spread groove (18) are inserted post (10) looks adaptation with the polygon.

6. A clinical laboratory blood centrifugation device according to claim 5, characterized in that: sleeve pipe (19) has been cup jointed in the top activity that pivot (15) outer wall is located spacing dish (16), short screw rod (17) outer wall threaded connection has baffle (20), distance between spacing dish (16) top and short screw rod (17) bottom side equals the height of sleeve pipe (19), sleeve pipe (19) outer wall fixedly connected with centrifugal disc (21), draw-in groove (22) that distribute evenly are seted up to sleeve pipe (19) inner wall, pivot (15) outer wall is located position fixedly connected with card post (23) that distribute evenly between spacing dish (16) and short screw rod (17), draw-in groove (22) and card post (23) activity joint.

7. A clinical laboratory blood centrifugation device according to claim 6, characterized in that: the centrifugal plate (21) top is seted up and is distributed even centrifugation groove (24), the relative both sides inner wall of centrifugation groove (24) all rotates and is connected with rotary column (33), two the equal fixedly connected with damping spring (34) of one end that rotary column (33) are close to mutually, the equal fixedly connected with spliced pole (35) of one end that damping spring (34) are close to each other, fixedly connected with centrifuging tube (25) between two spliced poles (35).

8. A clinical laboratory blood centrifugation device according to claim 7, characterized in that: the utility model discloses a rotating shaft, including fagging (14), position that just is located pivot (15) outside in fagging (14) top rotates and is connected with swivel (26), swivel (26) top fixedly connected with reset spring (27), reset spring (27) top fixedly connected with cup joints go-between (28) in pivot (15) outside.

9. A clinical laboratory blood centrifugation device according to claim 8, wherein: the utility model discloses a centrifugal separator, including go up between (28) and go up between (25) outer wall rotation and centrifugal tube (28), go up between (28) outer wall and articulate there is push-and-pull rod (29) that distribute evenly, the one end that go up between (28) is kept away from in push-and-pull rod (29) rotates with centrifuge tube (25) outer wall to be connected, go up between (28) top rotation is connected with gyro wheel (30) that distribute evenly.

10. A clinical laboratory blood centrifugation device according to claim 9, wherein: the supporting plate (14) is located inside fixedly connected with of swivel (26) and cup joints a support section of thick bamboo (31) in pivot (15) outside, support section of thick bamboo (31) top fixedly connected with cup joints adjusting ring (32) in pivot (15) outside, the bottom side of adjusting ring (32) is the curved surface of concavo-convex form, the bottom side of adjusting ring (32) contacts with gyro wheel (30) outer wall.