CN216284449U

CN216284449U - Blood sampling device of blood rheometer

Info

Publication number: CN216284449U
Application number: CN202122782113.XU
Authority: CN
Inventors: 周丽
Original assignee: PANZHIHUA HOSPITAL OF CHINESE TRADITIONAL AND WESTERN MEDICINE
Current assignee: PANZHIHUA HOSPITAL OF CHINESE TRADITIONAL AND WESTERN MEDICINE
Priority date: 2021-11-12
Filing date: 2021-11-12
Publication date: 2022-04-12
Anticipated expiration: 2031-11-12

Abstract

The utility model discloses a blood sampling device of a hemorheological analyzer, which comprises a fixed seat, wherein a turntable is arranged on the upper surface of the fixed seat, a driving assembly is arranged below the turntable, a plurality of test tube grooves are formed in the upper surface of the turntable, supporting rods are fixed on two sides of the turntable, a rotating rod is rotatably connected between the two supporting rods, the input end of the rotating rod is connected with driving equipment, a plurality of rotating blocks penetrate through the rotating rod, a limiting plate is fixed on the inner side of one supporting rod, a sampling needle penetrates through the limiting plate, a connecting plate which can be in contact with a stirring block is fixed on the top of the sampling needle, a shell is arranged on the back side of the connecting plate, and a sliding groove is formed in the shell. The sampling assembly consisting of the turntable, the driving assembly and the liftable sampling needle is ingeniously designed, so that the sampling work can be efficiently completed, and more importantly, the rotating blocks above the connecting plate can select the rotating blocks with different numbers of the shifting blocks according to the actual working condition, so that the lifting frequency of the sampling needle can be changed.

Description

Blood sampling device of blood rheometer

Technical Field

The utility model relates to the technical field of hemorheology instruments, in particular to a blood sampling device of a hemorheology instrument.

Background

A blood rheometer is a medical machine used to test the viscosity of blood. The blood rheometer is provided with a tubular sampling needle for collecting blood samples. The blood to be sampled is placed in the test tube which is matched with the sampling needle, and the test tube is placed on the test tube turntable. The test tube carousel rotates, and the sampling needle is sampled to test tube blood in proper order. However, the lifting speed of the existing sampling needle cannot be adjusted according to the actual working condition, so that the utility model provides the blood sampling device of the blood rheology instrument, which can manually adjust the lifting speed of the sampling needle.

SUMMERY OF THE UTILITY MODEL

The present invention is directed to a blood sampling device for a rheometer to solve the problems set forth in the background above.

In order to achieve the purpose, the utility model provides the following technical scheme:

blood sampling device of hemorheology appearance, including the fixing base, its upper surface is provided with the carousel, and the below of carousel is provided with drive assembly and a plurality of test-tube slots have been seted up to the upper surface, the both sides of carousel all are fixed with the bracing piece, and the input that rotates between two bracing pieces and be connected with bull stick and bull stick is connected with drive device, wears to be equipped with the outer peripheral surface of a plurality of turning blocks and a plurality of turning blocks on the bull stick and is fixed with the stirring piece of different quantity respectively, can fix fixing bolt between turning block and bull stick, the inboard of one of them bracing piece is fixed with the limiting plate, wears to be equipped with the sampling needle on the limiting plate and the top of sampling needle is fixed with the connecting plate that can contact with stirring piece and the dorsal part of connecting plate is provided with the casing, offer on the casing with the connecting plate be the sliding tray of cooperation structure, be fixed with the spring post between connecting plate and the limiting plate.

As a further scheme of the utility model: the drive assembly comprises a drive motor, and the output end of the drive motor is connected with a rotating shaft and one end of the rotating shaft is arranged on the turntable in a penetrating mode.

As a further scheme of the utility model: the driving device is a speed reduction motor.

As a further scheme of the utility model: the utility model discloses a sampling needle, including limiting plate, bracing piece, round hole, limiting plate, the below of limiting plate is provided with the fixed block that one end was fixed on the bracing piece, set up on the fixed block and be the round hole of cooperation structure with the sampling needle, be fixed with the cleaning brush on the inner wall of round hole.

As a further scheme of the utility model: the lower surface of the rotary table is also fixed with two guide pillars with symmetrical positions, and the fixed seat is provided with an annular groove which is matched with the guide pillars.

Compared with the prior art, the utility model has the beneficial effects that: the utility model ingeniously designs a sampling assembly consisting of a rotary disc, a driving assembly and a liftable sampling needle, and a stirring assembly consisting of a rotary rod, a rotary block, a stirring block, a connecting plate and a spring column, and can efficiently finish sampling work. More importantly, the rotating blocks above the connecting plate can select the rotating blocks with different stirring block numbers according to the actual working condition so as to change the lifting frequency of the sampling needle, thereby optimizing the actual using effect of the sampling needle.

Drawings

Fig. 1 is a schematic front view of a blood sampling device of a hemorheological analyzer.

Fig. 2 is a schematic top view of the turntable according to the present invention.

Fig. 3 is a schematic top view of the fixing block of the present invention.

FIG. 4 is a schematic side view of a turning block according to the present invention.

The reference numerals in the figures have the following meanings:

1. a fixed seat; 2. a turntable; 3. a drive assembly; 4. a rotating rod; 5. rotating the block; 6. fixing the bolt; 7. a limiting plate; 8. a sampling needle; 9. a housing; 11. a support bar; 12. a fixed block; 13. an annular groove; 21. a test tube groove; 22. a guide post; 31. a drive motor; 32. a rotating shaft; 41. a drive device; 51. a shifting block; 81. a connecting plate; 82. a spring post; 91. a sliding groove; 121. a circular hole; 122. and (4) cleaning brushes.

Detailed Description

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

Referring to fig. 1 to 3, in an embodiment of the present invention, a blood sampling device of a hemorheological analyzer includes a fixed base 1, a rotating plate 2 is disposed on an upper surface of the fixed base, a driving assembly 3 is disposed below the rotating plate 2, and a plurality of test tube slots 21 are disposed on the upper surface of the rotating plate 2, specifically, the driving assembly 3 includes a driving motor 31, an output end of the driving motor 31 is connected to a rotating shaft 32, one end of the rotating shaft 32 is disposed on the rotating plate 2, support rods 11 are fixed on both sides of the rotating plate 2, a rotating rod 4 is rotatably connected between the two support rods 11, and an input end of the rotating rod 4 is connected to a driving device 41, preferably, the driving device 41 is a speed reduction motor, a plurality of rotating blocks 5 are disposed on the rotating rod 4, and different numbers of shifting blocks 51 are respectively fixed on outer circumferential surfaces of the plurality of rotating blocks 5, preferably, a model number of 4 of the rotating blocks 5 in fig. 4 is shown in fig. that one shifting block 51 is disposed on an outer circumferential surface of the rotating block 5, The sampling device comprises a rotating block 5 with two stirring blocks 51, a rotating block 5 with three stirring blocks 51 and a rotating block 5 with four stirring blocks 51, wherein a fixing bolt 6 can be fixed between the rotating block 5 and a rotating rod 4, a limiting plate 7 is fixed on the inner side of one supporting rod 11, a sampling needle 8 penetrates through the limiting plate 7, a connecting plate 81 capable of contacting with the stirring blocks 51 is fixed at the top of the sampling needle 8, a machine shell 9 is arranged on the back side of the connecting plate 81, a sliding groove 91 which is in a matched structure with the connecting plate 81 is formed in the machine shell 9, and a spring column 82 is fixed between the connecting plate 81 and the limiting plate 7.

As a further scheme of the above scheme, in order to facilitate cleaning of the sampling needle 8 after the sampling needle 8 rebounds, a fixed block 12 with one end fixed on the support rod 11 is arranged below the limiting plate 7, a circular hole 121 which is in a structure matched with the sampling needle 8 is formed in the fixed block 12, and a cleaning brush 122 is fixed on the inner wall of the circular hole 121.

During actual installation, two guide pillars 22 with symmetrical positions are fixed on the lower surface of the rotary table 2, and the fixed seat 1 is provided with an annular groove 13 which is in a matching structure with the guide pillars 22.

From the above situation, the sampling assembly composed of the turntable 2, the driving assembly 3 and the liftable sampling needle 8 is ingeniously designed, and the stirring assembly composed of the rotary rod 4, the rotary block 5, the stirring block 51, the connecting plate 81 and the spring column 82 is matched, so that the sampling operation can be efficiently completed, specifically, the rotary rod 4 is driven to rotate by the driving device 41 to drive the rotary block 5 to rotate, so that the connecting plate 81 is pressed down by the stirring block 51 in the rotation process of the rotary block 5 to drive the sampling needle 8 to go deep into a blood sample, and after the stirring block 51 is separated from the connecting plate 81, the sampling needle 8 is quickly rebounded under the action of the spring column 82, and in the rebounding process, the outer surface of the sampling needle 8 is cleaned by the cleaning brush 122. More importantly, the rotating blocks 5 above the connecting plate 81 can select the rotating blocks 5 with different numbers of the poking blocks 51 according to the actual working condition so as to change the lifting frequency of the sampling needle 8, thereby optimizing the actual using effect of the utility model.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. Blood sampling device of blood flow graph which characterized in that: comprises a fixed seat (1), a turntable (2) is arranged on the upper surface of the fixed seat, a driving component (3) is arranged below the turntable (2), a plurality of test tube grooves (21) are formed in the upper surface of the turntable, supporting rods (11) are fixed on two sides of the turntable (2), a rotating rod (4) is rotatably connected between the two supporting rods (11), the input end of the rotating rod (4) is connected with a driving device (41), a plurality of rotating blocks (5) penetrate through the rotating rod (4), shifting blocks (51) with different numbers are respectively fixed on the outer circumferential surfaces of the rotating blocks (5), a fixing bolt (6) can be fixed between the rotating block (5) and the rotating rod (4), a limiting plate (7) is fixed on the inner side of one supporting rod (11), a sampling needle (8) penetrates through the limiting plate (7), a connecting plate (81) which can be in contact with the shifting blocks (51) is fixed on the top of the sampling needle (8), and a casing (9) is arranged on the back side of the connecting plate (81), a sliding groove (91) which is in a matched structure with the connecting plate (81) is formed in the shell (9), and a spring column (82) is fixed between the connecting plate (81) and the limiting plate (7).

2. The blood sampling device of the hemograph of claim 1, wherein: drive assembly (3) include driving motor (31), the output of driving motor (31) is connected with pivot (32) and the one end of pivot (32) is worn to establish on carousel (2).

3. The blood sampling device of the hemograph of claim 1, wherein: the drive device (41) is a reduction motor.

4. The blood sampling device of the hemograph of claim 1, wherein: the below of limiting plate (7) is provided with fixed block (12) that one end was fixed on bracing piece (11), set up on fixed block (12) and sample round hole (121) for the cooperation structure with sampling needle (8), be fixed with cleaning brush (122) on the inner wall of round hole (121).

5. The blood sampling device of the hemograph of claim 1, wherein: the lower surface of the rotary table (2) is also fixed with two guide posts (22) which are symmetrical in position, and the fixed seat (1) is provided with an annular groove (13) which is matched with the guide posts (22).