CN215744137U - Centrifuge suitable for blood type reagent card - Google Patents

Abstract

The utility model relates to a centrifugal machine suitable for a blood type reagent card, and belongs to the technical field of blood type detection. The centrifugal machine comprises a centrifugal machine shell, wherein the centrifugal machine shell is of a single-side opening structure with a bottom plate, and an internal driving rotating shaft of the centrifugal machine shell is connected with the bottom of a rotary table; the rotary table is provided with at least one card box mounting groove along the circumferential direction, and two sides of the card box mounting groove are symmetrically provided with hinge grooves; each card box mounting groove is internally provided with a card box, and hinge points are arranged on the two sides of each card box corresponding to the hinge grooves in a matching manner; a weight increasing block is obliquely arranged at one end, close to the driving rotating shaft, in the hinged point; and one side of the clamping box is also provided with a limiting convex block. The special structure of the centrifugal box can enable the card box to be in an inclined state in a standing state, so that the card box can rotate at once to be vertical by 90 degrees in centrifugation, and the centrifugal effect is better.

Description

Centrifuge suitable for blood type reagent card

Technical Field

The utility model relates to a centrifugal machine suitable for a blood type reagent card, and belongs to the technical field of blood type detection.

Background

In the prior art, the blood type detection technology can be divided into a slide method, a test tube method, a microplate method, a blood type reagent card method and the like, and the centrifugal device for the blood type reagent card is a special centrifugal machine specially used for blood type serum cards or other reagent cards. In the process of using the blood group reagent card method to detect the blood group, a centrifuge is needed to centrifuge the blood group reagent card.

For example, chinese patent with patent publication No. CN212441646U discloses a multipurpose blood type serum detection card centrifugal device, which comprises a centrifuge body, this internal centrifugal chamber that is provided with of centrifuge, be provided with the drive shaft in the centrifugal chamber and with drive shaft fixed connection's driving-disc, the one end symmetry that the drive shaft was kept away from to the driving-disc is provided with a plurality of openings, the opening part is provided with reagent card box, be provided with the reagent draw-in groove in the reagent card box, and be provided with the apron on the centrifuge body, the reagent draw-in groove is provided with the elastic component on being close to a lateral wall of drive shaft, the elastic component is kept away from a lateral wall connection of drive shaft and is provided with butt joint board, and butt joint board slides and sets up in the reagent draw-in groove.

The multipurpose blood type serum detection card centrifugal device in the patent can adapt to the centrifugal operation of reagent cards with different sizes in the application process, and solves the technical problem that reagent card slots cannot be suitable for reagent cards with different sizes and different reagent card boxes need to be replaced; however, this patent is through setting up reagent card box at the opening part to be aided with the butt board in the card box, though can prevent that the reagent card from falling out from the card box, the card box remains the level all the time, can't guarantee its high efficiency centrifugation.

Also, for example, chinese patent publication No. CN105301271A discloses a blood type card centrifuge having a cartridge posture adjustment mechanism, which includes: the centrifugal machine comprises a centrifugal machine main body and a rotary shaft, wherein the centrifugal machine main body is provided with a bottom plate, a side wall extending upwards from the bottom plate and an upper cover covering the upper end of the side wall, and the upper cover is provided with a notch facilitating the entry and exit of a mechanical gripper; the centrifuge rotor is arranged in the centrifuge main body and is in transmission connection with a driving mechanism, at least one card box is rotatably arranged on the centrifuge rotor, and at least one position is arranged on the movement path of the centrifuge rotor, and the card box is aligned to the notch; and the pose adjusting mechanism comprises a pose adjusting magnet vertically arranged on the bottom plate and a card box magnet arranged on the card box, and the pose adjusting magnet is selectively attracted with the card box magnet.

The main purpose of the patent is to provide a centrifuge with a card box posture adjusting mechanism, which is suitable for a manipulator to grab and place blood type reagent cards, so that the full-automatic analysis and detection of the blood type reagent cards are realized, and meanwhile, the 90-degree perpendicularity of the position of the card box in a centrifugal state can be ensured; however, since the cartridge in this patent is kept horizontal at all times while it is still in a centrifugal process, and the centrifugal force is a force in a horizontal direction, it cannot be ensured that the cartridge can be immediately rotated to enter a vertical 90-degree state when the centrifuge starts to operate, which affects the centrifugal efficiency and increases the time period for centrifugal work.

Therefore, in order to solve the above background problems, it is urgent to develop a centrifuge suitable for blood group reagent cards.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the problems in the background, and provides a centrifuge suitable for blood type reagent cards, which is reasonable in structure, enables a card box to be in an inclined state in a standing state by a specific structure, is more convenient to rotate vertically by 90 degrees immediately during centrifugation, and has a better centrifugation effect.

The purpose of the utility model is realized as follows: a centrifuge suitable for blood group reagent cards comprises a centrifuge shell, wherein the centrifuge shell is of a single-side opening structure with a bottom plate, and a driving rotating shaft in the centrifuge shell is connected with the bottom of a rotary disc;

the rotary table is provided with at least one card box mounting groove along the circumferential direction, and two sides of the card box mounting groove are symmetrically provided with hinge grooves;

each card box mounting groove is internally provided with a card box, and hinge points are arranged on the two sides of each card box corresponding to the hinge grooves in a matching manner;

a weight increasing block is obliquely arranged at one end, close to the driving rotating shaft, in the hinged point;

and one side of the clamping box is also provided with a limiting convex block.

The outside end of the card box is also provided with an observation through hole.

The limiting convex block is of a C-shaped structure horizontally arranged in the transverse direction, and a limiting bulge is arranged at the arc end of the limiting convex block.

The hinge point is of a boss structure;

the weight increasing block is arranged to be of a fan-shaped structure coaxial with the hinge point and is obliquely arranged towards the end of the driving rotating shaft.

Compared with the prior art, the utility model has the following advantages:

according to the centrifuge applicable to the blood type reagent card, the limiting bump is arranged, and the limiting bulge is arranged at the arc end of the limiting bump, so that the card box can be accurately limited to a vertical 90-degree position in a centrifugal state;

according to the centrifuge suitable for the blood type reagent card, the observation through holes are formed, so that the weight of the card boxes on two sides of the hinge point is changed, the card boxes are easy to incline, and the blood type reagent card in the card boxes can be conveniently observed and the label can be conveniently recorded;

according to the centrifuge applicable to the blood type reagent card, the specific structure of the weight increasing block is arranged in the hinge point, so that the weight increasing block always has a downward trend due to self gravity in a standing state, and the card box is ensured to incline towards the inner side in the standing state; after the centrifuge starts to work, the card box is easy to rotate immediately due to the tendency of inclining towards the inner side, a vertical 90-degree state is formed, and high-efficiency centrifugation is guaranteed; meanwhile, after the centrifugation is finished, the weight increasing block can quickly return to a vertically downward position due to gravity, the card box can quickly return to an initial position at the moment, and the reagent card cannot fall out.

Drawings

Fig. 1 is a schematic overall structure diagram of a centrifuge suitable for blood group reagent cards according to the present invention.

Fig. 2 is a schematic illustration showing a static state of a rotating disk and a card box assembling structure of a centrifuge suitable for blood group reagent cards.

Fig. 3 is a schematic structural diagram of a rotary disk of a centrifuge suitable for blood group reagent cards according to the present invention.

Fig. 4 is a schematic diagram of a cartridge structure of a centrifuge suitable for blood group reagent cards according to the present invention.

Fig. 5 is a schematic diagram of the internal structure of the hinge point of the cartridge of the centrifuge suitable for the blood group reagent card in the horizontal state.

Fig. 6 is a schematic diagram of the internal structure of the hinge point of the cartridge of the centrifuge suitable for the blood group reagent card in the standing state of the centrifuge.

Fig. 7 is a schematic diagram of a disk and a cassette of a centrifuge adapted for blood group reagent cards according to the present invention in a centrifugation state.

Wherein: 1. a centrifuge housing; 2. a turntable; 3. a card box; 4. observing the through hole; 5. a card box mounting groove; 6. a hinge slot; 7. a hinge point; 8. a limiting bump; 9. and (4) increasing the weight.

Detailed Description

The utility model is described below with reference to the accompanying drawings and specific embodiments:

as shown in fig. 1 to 7, a centrifuge suitable for blood group reagent cards comprises a centrifuge shell 1, wherein the centrifuge shell 1 is of a single-sided open structure with a bottom plate, and a driving rotating shaft in the centrifuge shell is connected with the bottom of a rotating disc 2;

at least one card box installation groove 5 is formed in the rotary table 2 along the circumferential direction, and hinge grooves 6 are symmetrically formed in two sides of the card box installation groove 5;

each card box mounting groove 5 is internally provided with a card box 3, and the positions of two sides of the card box 3 corresponding to the hinge grooves 6 are provided with hinge points 7 in a matching way;

a weight increasing block 9 is obliquely arranged at one end, close to the driving rotating shaft, in the hinge point 7;

and one side of the card box 3 is also provided with a limiting convex block 8.

The outer side end of the card box 3 is also provided with an observation through hole 4.

The limiting convex block 8 is of a C-shaped structure horizontally arranged in the transverse direction, and a limiting bulge is arranged at the arc end of the limiting convex block 8.

The hinge point 7 is of a boss structure;

the weighting block 9 is arranged in a fan-shaped structure which is coaxial with the hinge point 7 and is obliquely arranged towards the end of the driving rotating shaft.

In this embodiment, the inclination angle of the weight 9 ranges from 10 ° to 30 °.

In the embodiment, the weighting blocks 9 are arranged in the hinge points 7 at two sides of the card box 3, so that the weighting blocks 9 always have a downward trend due to self gravity in a standing state, and the card box 3 is ensured to incline towards the inner side in the standing state; after the centrifuge has started working, it is easier to rotate immediately, because the cartridge 3 itself has a tendency to tilt towards the inside, creating a vertical 90 degree condition.

In this embodiment, the limiting bump 8 is disposed on one side of the card box 3, and due to the existence of the limiting bump 8, the rotation direction of the card box 3 when the centrifuge is started is limited, and the rotation direction is also accurately limited in a vertical 90-degree state, so that the card box 3 can accurately reach the vertical 90-degree position in the centrifuge state.

The above is only a specific application example of the present invention, and the protection scope of the present invention is not limited in any way. All the technical solutions formed by equivalent transformation or equivalent replacement fall within the protection scope of the present invention.

Claims (4)

1. The utility model provides a centrifuge that is suitable for blood group reagent card which characterized in that: the centrifugal machine comprises a centrifugal machine shell (1), wherein the centrifugal machine shell (1) is of a single-side opening structure with a bottom plate, and an internal driving rotating shaft of the centrifugal machine shell is connected with the bottom of a rotary disc (2);

at least one card box mounting groove (5) is formed in the rotary disc (2) along the circumferential direction, and hinge grooves (6) are symmetrically formed in two sides of the card box mounting groove (5);

each card box mounting groove (5) is internally provided with a card box (3), and hinge points (7) are arranged on the two sides of each card box (3) in a matching way and correspond to the hinge grooves (6);

a weight increasing block (9) is obliquely arranged at one end, close to the driving rotating shaft, in the hinge point (7);

and one side of the card box (3) is also provided with a limiting convex block (8).

2. The centrifuge of claim 1, wherein said centrifuge further comprises: the outer side end of the card box (3) is also provided with an observation through hole (4).

3. The centrifuge of claim 1, wherein said centrifuge further comprises: the limiting convex block (8) is of a C-shaped structure horizontally arranged in the transverse direction, and a limiting bulge is arranged at the arc end of the limiting convex block (8).

4. The centrifuge of claim 1, wherein said centrifuge further comprises: the hinge point (7) is of a boss structure;

the weight increasing block (9) is arranged to be a fan-shaped structure which is coaxial with the hinge point (7) and is obliquely arranged towards the end of the driving rotating shaft.

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