CN108580060A - Cell sap centrifugal machine - Google Patents

Abstract

The invention discloses a cell liquid centrifuge, which comprises a centrifuge box body, wherein a centrifuge main body is arranged in the centrifuge box body, a sealing cover plate is hinged to the upper part of the centrifuge box body, and a driving rod for driving the sealing cover plate to open and close is connected between the sealing cover plate and the centrifuge box body; the centrifuge main body comprises a barrel-shaped centrifuge cavity, a centrifuge assembly is arranged in the centrifuge cavity, and the centrifuge assembly comprises a centrifuge supporting piece and a test tube bracket detachably arranged on the centrifuge supporting piece; the centrifuge support piece comprises a mounting plate, the mounting plate is triangular, supports are fixedly connected to three vertexes of the lower portion of the mounting plate, supporting rods are inserted into the upper portions of the supports, and adjusting threads are arranged on the upper portions of the supporting rods. Due to the arrangement of the first support and the second support, the test tube rack can bear test tubes of two sizes, so that the applicability of the centrifuge is improved, the number of the test tubes operated each time is increased, and the operation efficiency is greatly improved.

Description

A cell liquid centrifuge

Technical field:

The invention relates to the technical field of auxiliary medical devices, in particular to a cell liquid centrifuge.

Background technique:

The biological cell washing centrifuge is suitable for washing biological cells such as red blood cells, which is achieved by separating biological cells from residual substances when centrifugal force is applied and washing the separated biological cells with a cleaning solution. According to the conventional method, red blood cells are washed with a washing solution such as physiological saline in order to remove unnecessary antibodies from suspensions used in antiglobulin tests for blood transfusions, cross-matching tests, and to filter out irregular antibodies. For this reason, various types of biological cell washing centrifuges have been proposed.

Conventional biological cell cleaning centrifuges all include a rotating disk, and a circle of test tube holders is arranged on the outer circumference of the rotating disk, and the test tubes containing the cell solution are fixed on the test tube holders. Due to the different sizes of test tubes selected for various inspections and the number of centrifugal cleaning changes each time, it is difficult to meet the needs of a single test tube holder and a fixed number.

Invention content:

The object of the present invention is to provide a cell liquid centrifuge aiming at the deficiencies of the prior art.

Technical solutions of the present invention are as follows:

A cell liquid centrifuge, which includes a centrifuge case, a centrifuge main body is arranged inside the centrifuge case, a sealing cover is hinged on the upper part of the centrifuge case, and a driving sealing cover is connected between the sealing cover and the centrifuge case Opening and closing drive rods; the main body of the centrifuge includes a drum-shaped centrifuge cavity, and a centrifuge assembly is arranged inside the centrifuge cavity, and the centrifuge assembly includes a centrifuge support and a test tube support detachably arranged on the centrifuge support; wherein , the centrifuge support includes a mounting plate, the mounting plate is triangular, and the three vertices of the lower part are fixedly connected with a support, the upper part of the support is plugged with a support rod, the upper part of the support rod is provided with an adjustment thread, and the adjustment thread is screwed with a The adjustment nut, the support rod between the adjustment nut and the support is provided with a buffer spring; the lower part of the mounting plate is fixed with a centrifugal motor through the motor fixing seat, and the output shaft of the centrifugal motor extends upward and passes through the mounting plate and the connection method The flange is fixedly connected, the upper end of the connecting flange is fixedly provided with a rotating shaft, the upper end of the rotating shaft is provided with an external thread, the lower end of the external thread is screwed with a retaining ring, and the upper end of the retaining ring is equipped with a rotating disc, which is connected to the rotating The shaft is fixed by a fixed nut; the upper part of the rotating disc is provided with a mounting hole, and a test tube holder is installed in the mounting hole; the mounting holes include the first mounting hole located on the inner ring of the rotating disc and the second mounting hole located on the outer ring of the rotating disc holes, the test tube support includes a first support and a second support installed in the first installation hole.

The first installation hole is a waist-shaped hole, and the waist-shaped hole has a small end facing inward and a large end facing outward. The second support includes a first test tube holder for carrying the first test tube, and the side of the first test tube holder extends out of the connecting plate , the connecting plate is provided with a vertical board, the upper part of the vertical board is provided with a lifting chute, a slider is slidably connected in the lifting chute, the outer side of the slider is fixed with a block, the first test tube holder and the vertical The inserting board is respectively inserted into the small end and the large end of the waist-shaped hole, and the clamping block is stuck on the outside of the waist-shaped hole to fix the second bracket.

The second installation hole is a long hole, and the second bracket is an L-shaped structure with a horizontal plate and a vertical plate vertically connected to it. The clamping hole of the second test tube seat carries the second test tube in the second test tube seat.

The centrifuge box is a cubic box with six sides. The six sides are respectively composed of two side panels, a top panel, a bottom panel, a front panel and a rear panel. A round hole is opened in the center of the top panel. The main body of the centrifuge is located in the circular hole, and the upper end of the main body of the centrifuge is flush with the top plate.

The four corners of the lower part of the centrifuge casing are provided with buffer feet, which are detachably connected to the centrifuge casing, and the buffer feet are made of elastic rubber.

The outer side of the front panel is fixed with a cooling chamber, the front panel is provided with a cooling hole communicating with the cooling chamber, the cooling chamber is provided with a cooling fan, and the cooling fan is driven by a micro motor fixed inside the centrifuge casing.

The outer surface of the heat dissipation chamber is provided with a plurality of evenly distributed exhaust holes, the exhaust holes are strip-shaped, and the exhaust holes are located at the lower part of the heat dissipation chamber.

A hinged ear plate is arranged on the lower end surface of the sealing cover, and a fixed seat is arranged on the bottom plate of the centrifuge casing. A driving rod is connected between the fixed seat and the hinged ear plate, and the driving rod is a telescopic cylinder.

The lower part of the mounting plate is provided with a chute extending from the apex to the center, the support is slidably connected inside the chute, and the support and the chute are locked by a locking component.

The beneficial effect of the present invention is that: due to the arrangement of the first support and the second support, the present invention can carry test tubes of two sizes, which not only improves the applicability of the centrifuge, but also increases the number of test tubes operated each time, Greatly improve operational efficiency.

Description of drawings:

Fig. 1 is a structural representation of the present invention;

Fig. 2 is the structural representation that side panel is removed of the present invention;

Fig. 3 is the structural representation of centrifuge assembly;

Fig. 4 is a schematic structural view of a centrifuge support;

Figure 5 is a side view of a centrifuge support;

Fig. 6 is a schematic structural view of the test tube holder.

Detailed ways:

In order to make the above objects, features and advantages of the present invention more comprehensible, specific implementations of the present invention will be described in detail below in conjunction with the accompanying drawings.

As shown in Figures 1-6, a cell liquid centrifuge includes a centrifuge case 10, a centrifuge main body is arranged inside the centrifuge case 10, a sealing cover 11 is hinged on the upper part of the centrifuge case 10, and the sealing cover 11 and the centrifuge case 10 are connected with a drive rod 13 that drives the opening and closing of the sealing cover 11; It includes a centrifuge support and a test tube support detachably arranged on the centrifuge support; wherein, the centrifuge support includes a mounting plate 22, the mounting plate 22 is triangular, and the three vertices of the lower part are fixedly connected with a support 214, the support The upper part of the seat 214 is plugged with a support rod 211, the upper part of the support rod 211 is provided with an adjustment thread 215, the adjustment thread 215 is screwed with an adjustment nut 212, and the support rod 211 between the adjustment nut 212 and the support 214 is provided with a buffer Spring 213; the lower part of the mounting plate 22 is fixedly installed with a centrifugal motor 30 through the motor fixing seat, the output shaft of the centrifugal motor 20 extends upwards and passes through the mounting plate 22 to be fixedly connected with the connecting flange 23, and the upper end of the connecting flange 23 is fixedly arranged There is a rotating shaft 31, the upper end of the rotating shaft 31 is provided with an external thread, the lower end of the external thread is screwed with a retaining ring, the upper end of the retaining ring is equipped with a rotating disc 24, and the rotating disc 24 and the rotating shaft 31 are fixed by a fixed nut The top of the rotating disk 24 is provided with a mounting hole, and a test tube holder is installed in the mounting hole; the mounting hole includes a first mounting hole 241 positioned at the inner ring of the rotating disk 24 and a second mounting hole 242 positioned at the outer ring of the rotating disk 24 , the test tube support includes a first support 43 and a second support 41 installed in the first installation hole 241 .

The first installation hole 241 is a waist-shaped hole, and the waist-shaped hole has a small head end facing inward and a large head end facing outward. The second support 43 includes a first test tube holder for carrying the first test tube, and the side of the first test tube holder extends out. Connecting plate, the connecting plate is provided with a vertical board 44, the top of the vertical board 44 is provided with a lifting chute, slidingly connected with a slide block 45 in the lifting chute, the outer surface of the slide block 45 is fixed with a block 46, The first test tube holder and the vertical inserting plate 44 are respectively inserted into the small end and the large end of the waist-shaped hole, and the clamping block 46 is stuck on the outside of the waist-shaped hole to fix the second bracket 43 .

The second installation hole 242 is a long hole, and the second bracket 41 is an L-shaped structure with a horizontal plate and a vertical plate vertically connected thereto, wherein the vertical plate is inserted through the long hole, and the horizontal plate is provided with a card. Hold the holding hole of the second test tube holder 42, and the second test tube holder 42 carries the second test tube inside.

The centrifuge box is a cubic box with six sides. The six sides are respectively composed of two side panels, a top panel, a bottom panel, a front panel and a rear panel. A round hole is opened in the center of the top panel. The main body of the centrifuge is located in the circular hole, and the upper end of the main body of the centrifuge is flush with the top plate.

The bottom four corners of the centrifuge casing 10 are provided with buffer feet 14, which are detachably connected between the buffer feet 14 and the centrifuge casing 10, and the buffer feet 14 are made of elastic rubber.

The outside of the front panel is fixed with a cooling chamber 12, the front panel is provided with a cooling hole communicating with the cooling chamber, the cooling chamber 12 is provided with a cooling fan, and the cooling fan is driven by a micro motor fixed inside the centrifuge casing.

The outer surface of the heat dissipation chamber 12 is provided with a plurality of evenly distributed exhaust holes, the exhaust holes are strip-shaped, and the exhaust holes are located at the bottom of the heat dissipation chamber 12 .

The lower end surface of the sealing cover plate 11 is provided with a hinged ear plate, and the bottom plate of the centrifuge casing 10 is provided with a fixed seat, and a driving rod 13 is connected between the fixed seat and the hinged ear plate, and the driving rod 13 is a telescopic cylinder.

The lower part of the mounting plate 22 is provided with a slide groove extending from the apex to the center, the support 214 is slidably connected inside the slide groove, and the support 214 and the slide groove are locked by a locking member.

The examples are used to illustrate the present invention, but not to limit the present invention. Any person skilled in the art can modify the embodiments without departing from the spirit and scope of the present invention. Therefore, the protection scope of the present invention should be listed in the claims of the present invention.

Claims (8)

1. a kind of cell liquid centrifuge, it is characterised in that：It includes centrifugation box body (10), and the inside of centrifugation box body (10) is set It is equipped with centrifuge main body, the upper articulation of centrifugation box body (10) has seal cover board (11), seal cover board (11) and centrifugation cabinet The drive rod (13) that driving seal cover board (11) is opened and is closed is connected between body (10)；Centrifuge main body includes drum-shaped Centrifugal chamber (20), centrifugal chamber (20) are internally provided with centrifuge component (2), centrifuge component (2) include centrifuge support element with And it is detachably arranged at the test tube holder on centrifuge support element；Wherein, centrifuge support element includes mounting plate (22), mounting plate (22) it is triangle, the apex of its underpart three is fixedly connected with bearing (214), and bearing (214) top is plugged with supporting rod (211), the top of supporting rod (211), which is provided with, adjusts screw thread (215), adjusts and is bolted with adjusting nut on screw thread (215) (212), it is arranged with buffer spring (213) on the supporting rod (211) between adjusting nut (212) and bearing (214)；Mounting plate (22) lower part is installed with centrifugation motor (30) by motor fixing seat, and the output shaft of centrifugation motor (20) upwardly extends simultaneously It being fixedly connected with connecting flange (23) across mounting plate (22), the upper end of connecting flange (23) is fixedly installed rotary shaft (31), The upper end of rotary shaft (31) is provided with external screw thread, and externally threaded lower end is bolted with baffle ring, and the upper end of baffle ring is equipped with rotational circle Disk (24), rotating circular disk (24) are fixed with rotary shaft (31) by hold-doun nut；The top of rotating circular disk (24) is provided with installation Hole is equipped with test tube holder in mounting hole；Mounting hole includes the first mounting hole (241) and position positioned at rotating circular disk (24) inner ring The second mounting hole (242) in rotating circular disk (24) outer ring, test tube holder include first be mounted in the first mounting hole (241) Holder (43) and second support (41).

2. a kind of cell liquid centrifuge according to claim 1, it is characterised in that：First mounting hole (241) is kidney slot, It includes carrying the first test tube of the first test tube that kidney slot, which has small head end inwardly and stub end outwardly, second support (43), Seat, the side of the first test tube flat extends connecting plate, vertical plate (44), the top of vertical plate (44) is provided on connecting plate It is provided with lifting sliding slot, lifts in sliding slot and slidably connects sliding block (45), the lateral surface of sliding block (45) is fixed with fixture block (46), the One test tube flat and vertical plate (44) are inserted into the small head end and stub end of kidney slot respectively, and fixture block (46) is stuck in the outside of kidney slot To fix second support (43).

3. a kind of cell liquid centrifuge according to claim 1, it is characterised in that：Second mounting hole (242) is strip hole, Second support (41) is L-type structure, the vertical plate with level board and connection normal thereto, wherein vertical plate is inserted through strip hole, And the holding hole of the second test tube flat of clamping (42) is offered on level board, carry the second test tube in the second test tube flat (42).

4. a kind of cell liquid centrifuge according to claim 1, it is characterised in that：Centrifugation box body is cube babinet, Tool there are six side, six sides respectively by two side panels, a top plate, a bottom plate, a front panel and one after Panel constitute, wherein the center of top plate offers circular hole, and centrifuge main body is located in circular hole, and the upper end of centrifuge main body and Top plate is concordant.

5. a kind of cell liquid centrifuge according to claim 1, it is characterised in that：Centrifuge the lower part quadrangle of box body (10) It is provided with buffering lower margin (14), is detachably connected between buffering lower margin (14) and centrifugation box body (10), buffering lower margin (14) is Elastic rubber is made.

6. a kind of cell liquid centrifuge according to claim 4, it is characterised in that：Heat dissipation chamber is fixed on the outside of front panel (12), it is provided with the heat emission hole being connected with heat dissipation chamber on front panel, radiator fan, radiator fan are provided in heat dissipation chamber (12) Micromotor by being fixed on centrifuge box house drives；The lateral surface of heat dissipation chamber (12) is provided with multiple equally distributed Gas vent, gas vent is in strip, and gas vent is located at the lower part of heat dissipation chamber (12).

7. a kind of cell liquid centrifuge according to claim 1, it is characterised in that：It is set on the lower face of seal cover board (11) It is equipped with hinged otic placode, fixed seat is provided on the bottom plate of centrifugation box body (10), drive is connected between fixed seat and hinged otic placode Lever (13), drive rod (13) are telescopic cylinder.

8. a kind of cell liquid centrifuge according to claim 1, it is characterised in that：The lower part of mounting plate (22) be provided with by The sliding slot that vertex extends to center, bearing (214) are slidably connected inside sliding slot, and bearing (214) passes through lock between sliding slot Tight component locking.