CN218212139U - Sampling arm rotating device for blood rheology tester - Google Patents
Sampling arm rotating device for blood rheology tester Download PDFInfo
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- CN218212139U CN218212139U CN202123007873.XU CN202123007873U CN218212139U CN 218212139 U CN218212139 U CN 218212139U CN 202123007873 U CN202123007873 U CN 202123007873U CN 218212139 U CN218212139 U CN 218212139U
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Abstract
The utility model belongs to the technical field of the technique of hemorheology tester and specifically relates to a hemorheology tester is with sample arm rotating device is related to, a hemorheology tester is with sample arm rotating device, including base, connecting axle, sample subassembly, runner assembly and lifting unit, be provided with the sample arm on the connecting axle, be provided with the sample needle on the sample arm, the connecting axle sets up on the base, the length direction of connecting axle is along vertical direction, runner assembly is used for ordering about the connecting axle and rotates, the length direction of connecting axle is followed to the axis of rotation of connecting axle, lifting unit is used for ordering about the connecting axle and slides along the length direction of connecting axle, sample subassembly is used for ordering about the sample on the sample arm and puts to the suction of sample. This application has the effect that alleviates workman's intensity of labour.
Description
Technical Field
The application relates to the technical field of blood rheology testers, in particular to a sampling arm rotating device for a blood rheology tester.
Background
The change of blood in human body can accurately reflect the health state, disease type and nature of human body, the hemorheology is the science for researching the deformability and fluidity of blood, and the blood viscosity is an index for reflecting the blood characteristics. In order to find diseases in time, various blood rheometers are commonly used in the medical field to detect changes in blood viscosity, thereby assisting doctors in judging the health conditions of human bodies.
In the related art, an operator needs to hold a sampling needle by hand, prick the sampling needle into a test tube, draw a blood sample in the test tube, and add the blood sample into a detection assembly on a blood rheology tester to test the change of blood viscosity.
In view of the above-mentioned related technologies, the inventor believes that the operator is required to manually add the blood sample into the detection assembly, which is labor-intensive and inefficient.
SUMMERY OF THE UTILITY MODEL
In order to alleviate workman's intensity of labour, this application provides a blood rheology is sample arm rotating device for tester.
The application provides a blood rheology is sample arm rotating device for tester adopts following technical scheme:
the utility model provides a blood rheology tester is with sample arm rotary device, includes base, connecting axle, sampling subassembly, runner assembly and lifting unit, be provided with the sample arm on the connecting axle, be provided with the sample needle on the sample arm, the connecting axle sets up on the base, vertical direction is followed to the length direction of connecting axle, runner assembly is used for ordering about the connecting axle and rotates, the length direction of connecting axle is followed to the axis of rotation of connecting axle, lifting unit is used for ordering about the connecting axle and slides along the length direction of connecting axle, sampling subassembly is used for ordering about the sample on the sample arm and puts to inhaling of sample.
Through adopting above-mentioned technical scheme, order about the connecting axle through elevating system and remove in vertical direction, stretch into the test tube with the sampling needle, sampling system orders about the sample needle and absorbs the sample in the test tube, rethread elevating system shifts out the test tube with the sampling needle, order about the connecting axle through rotating assembly and rotate, the connecting axle drives the sampling needle and rotates, rotate the detection device top with the sampling needle, rethread elevating system stretches into detection device with the sampling needle, sampling system emits the sample in the sampling needle among the detection device, detect the sample, so that absorb detection device with the sample in the test tube, operating personnel's intensity of labour has been alleviateed, the efficiency of detection has been improved.
Optionally, the rotating assembly comprises a first motor arranged on the base, a first driving wheel is connected to an output shaft of the first motor, a first driven wheel is arranged on the base in a rotating mode, the first rotating axis of the first driven wheel is along the length direction of the connecting shaft, the first driven wheel is connected with the first driving wheel through a belt, the first driven wheel is sleeved on the connecting shaft, and a first connecting piece used for connecting the connecting shaft is sleeved on the first driven wheel.
Through adopting above-mentioned technical scheme, first motor drives first action wheel and rotates, and first action wheel drives first from the driving wheel and rotates, and first from the driving wheel drives the connecting axle through first connecting piece and rotates to realize the rotation of connecting axle, so that to the transfer of sample.
Optionally, the first connecting piece includes a connecting sleeve sleeved on the first driven wheel, a limiting block is arranged on the connecting sleeve, a limiting groove is formed on the connecting shaft, the limiting block is connected in the limiting groove in a sliding manner, and the sliding direction of the limiting block is parallel to the length direction of the connecting shaft.
Through adopting above-mentioned technical scheme, drive the stopper from the driving wheel for the first time and rotate, the stopper drives the connecting axle and rotates to stopper sliding connection is at the spacing inslot, and the connecting axle can slide on the connecting sleeve, so that the slip of connecting axle.
Optionally, the lifting assembly includes a second motor disposed on the base, a second driving wheel is disposed on an output shaft of the second motor, a second driven wheel is rotatably disposed on the base, the second driven wheel is connected with the second driving wheel through a belt, a lead screw is disposed on the second driven wheel, a rotation axis of the lead screw is parallel to a length direction of the connecting shaft, a sliding plate is disposed on the lead screw in a threaded manner, and a second connecting piece for connecting the connecting shaft is disposed on the sliding plate.
Through adopting above-mentioned technical scheme, the second motor drives the second action wheel and rotates, and the second action wheel drives the second and rotates from the driving wheel, and the second drives the lead screw from the driving wheel and rotates, and the lead screw drives the sliding plate and slides in vertical direction, and the sliding plate drives the connecting axle through the second connecting piece and removes to the lift of realization to the connecting axle, so that to the absorption of your sample.
Optionally, the second connecting member includes a clamping block disposed on the sliding plate, the connecting shaft is provided with an annular groove, the clamping block is clamped in the annular groove, and the connecting shaft is rotatably connected to the clamping block.
Through adopting above-mentioned technical scheme, joint piece joint is in the ring channel, and the connecting axle rotates to be connected on the joint piece, and the connecting axle does not influence the rotation of connecting axle when going up and down to be convenient for the absorption to the sample.
Optionally, the sampling assembly comprises a suction head, the connecting shaft is a hollow tube, and an electrical slip ring for connecting the suction head is arranged on the connecting shaft.
By adopting the technical scheme, the electric slip ring is connected with the suction head and the discharge head and realizes suction and discharge of the sample through the suction head so as to extract the sample.
Optionally, be provided with on the connecting sleeve and rotate the cover, it establishes on the connecting axle to rotate the cover, it butts with the adapter sleeve to rotate the cover, it is equipped with the bearing to rotate the cover outer wall, the bearing is connected with the base, the cover is equipped with fixed cover on the connecting axle, the locking groove has been seted up on the fixed cover, the locking groove is the ring channel, fixed cover bolted connection is sheathe in rotating.
Through adopting above-mentioned technical scheme, the bolt passes the locking groove and will rotate cover and fixed cover and couple together, screws up the bolt, with the compression of locking groove, relies on the tension that fixed cover recovers to exert the pretightning force to the bolt to reduce the not hard up possibility that drops of bolt, so that to the fixed of adapter sleeve.
Optionally, a flat cable chain for placing a circuit is arranged on the base.
Through adopting above-mentioned technical scheme, the circuit is fixed on the winding displacement chain, through the rotation of winding displacement chain to in-process circuit in the removal connecting axle is in disorder in the reduction, improves the clean and tidy nature of device.
In summary, the present application includes at least one of the following beneficial technical effects:
the connecting shaft is driven to move in the vertical direction through the lifting assembly, the sampling needle stretches into the test tube, the sampling assembly drives the sampling needle to absorb a sample in the test tube, the sampling needle is moved out of the test tube through the lifting assembly, the connecting shaft is driven to rotate through the rotating assembly, the connecting shaft drives the sampling needle to rotate, the sampling needle is rotated above the detection device, the sampling needle stretches into the detection device through the lifting assembly, the sampling assembly emits the sample in the sampling needle into the detection device, the sample is detected, so that the sample is absorbed into the detection device from the test tube, the labor intensity of operators is reduced, and the detection efficiency is improved;
the bolt passes through the locking groove and is connected the rotating sleeve and the fixed sleeve, the bolt is screwed up, the locking groove is compressed, and pretightening force is applied to the bolt by means of the tension restored by the fixed sleeve so as to reduce the possibility that the bolt loosens and falls off and facilitate the fixation of the connecting sleeve.
Drawings
Fig. 1 is a schematic overall structure diagram of an embodiment of the present application.
FIG. 2 is a cross-sectional view of a connecting shaft according to an embodiment of the present application.
Fig. 3 is an enlarged view of a portion a of fig. 2.
Description of the reference numerals: 1. a base; 2. a connecting shaft; 3. a sampling arm; 4. a sampling needle; 5. a first motor; 6. a first drive wheel; 7. a first driven wheel; 8. connecting sleeves; 9. a limiting block; 10. a limiting groove; 11. a second motor; 12. a second driving wheel; 13. a second driven wheel; 14. a lead screw; 15. a sliding plate; 16. a clamping block; 17. an annular groove; 18. a suction head; 19. an electrical slip ring; 20. rotating the sleeve; 21. a bearing; 22. fixing a sleeve; 23. a locking groove; 24. a wire arranging chain; 25. an end cap; 26. and (6) placing the groove.
Detailed Description
The present application is described in further detail below with reference to figures 1-3.
The embodiment of the application discloses a sample arm rotating device for a blood rheology tester. Referring to fig. 1 and 2, blood rheology tester includes base 1 with sample arm rotating device, connecting axle 2, sampling assembly, runner assembly and lifting unit, the one end joint on the connecting axle 2 is fixed with sample arm 3, the one end on the sample arm 3 is fixed with sample needle 4, the length direction of sample needle 4 is parallel with the length direction of connecting axle 2, connecting axle 2 is connected on base 1, the length direction of connecting axle 2 is along vertical direction, runner assembly is used for ordering about connecting axle 2 and rotates, the length direction of connecting axle 2 is followed to the axis of rotation of connecting axle 2, lifting unit is used for ordering about connecting axle 2 and slides along the length direction of connecting axle 2, sampling assembly is used for ordering about the sample needle 4 on the sample arm 3 to inhaling of sample and put.
Referring to fig. 2 and 3, the rotating assembly includes a first motor 5 fixed on the base 1 by a bolt, an output shaft of the first motor 5 is connected with a first driving wheel 6, the base 1 is connected with a first driven wheel 7 in a rotating manner, a first rotating axis of the driven wheel 7 is along the length direction of the connecting shaft 2, the first driven wheel 7 is connected with the first driving wheel 6 through a belt, the first driven wheel 7 is sleeved on the connecting shaft 2, and a first connecting piece used for connecting the connecting shaft 2 is sleeved on the first driven wheel 7. The first connecting piece comprises a connecting sleeve 8 sleeved on the first driven wheel 7, two limiting blocks 9 are integrally formed on the inner side wall of the connecting sleeve 8, the limiting blocks 9 are symmetrically arranged, two limiting grooves 10 are formed in the connecting shaft 2, the two limiting blocks 9 are respectively connected in the two limiting grooves 10 in a sliding mode, and the sliding direction of the limiting blocks 9 is parallel to the length direction of the connecting shaft 2.
Referring to fig. 2 and 3, the outer side wall of the connecting sleeve 8 is fixedly sleeved with a rotating sleeve 20, a placing groove 26 is formed in the inner side wall of the rotating sleeve 20, the connecting sleeve 8 is located in the placing groove 26, one end of the rotating sleeve 20 is sleeved on the connecting shaft 2, the other end of the rotating sleeve is sleeved on the connecting sleeve 8, the rotating sleeve 20 is abutted to the connecting sleeve 8, two bearings 21 are sleeved on the outer wall of the rotating sleeve 20, inner rings of the two bearings 21 are fixed on the rotating sleeve 20, outer rings of the two bearings 21 are fixed on the base 1, the connecting shaft 2 is sleeved with a fixing sleeve 22, a locking groove 23 is formed in the fixing sleeve 22, the locking groove 23 is a half annular groove, and the fixing sleeve 22 is connected to the rotating sleeve 20 through bolts. An end cover 25 is fixed at one end of the connecting sleeve 8 far away from the rotating sleeve 20, and the end cover 25 is fixed by penetrating the end cover 25, the connecting sleeve 8 and the first driven wheel 7 through bolts and then being in threaded connection with the rotating sleeve 20.
Referring to fig. 1 and 3, the lifting assembly includes a second motor 11 bolted on the base 1, a second driving wheel 12 is provided on an output shaft of the second motor 11, a second driven wheel 13 is connected on the base 1 in a rotating manner, the second driven wheel 13 is connected with the second driving wheel 12 through a belt, a lead screw 14 is fixedly connected on the second driven wheel 13, a rotation axis of the lead screw 14 is parallel to the length direction of the connecting shaft 2, a sliding plate 15 is connected on the lead screw 14 in a threaded manner, and a second connecting member for connecting the connecting shaft 2 is provided on the sliding plate 15. The second connecting piece includes integrated into one piece joint piece 16 on sliding plate 15, has seted up ring channel 17 on the connecting axle 2, and joint piece 16 joint is in ring channel 17, and connecting axle 2 rotates to be connected on joint piece 16.
Referring to fig. 1 and fig. 2, the sampling assembly includes a suction head 18, the connecting shaft 2 is a hollow tube, an electrical slip ring 19 for connecting the suction head 18 is connected to the connecting shaft 2, one end of the suction head 18 far away from the connecting shaft 2 is used for being connected with a liquid pump, and one end of the suction head 18 located in the connecting shaft 2 is communicated with the sampling needle 4 through a connecting hose. The base 1 is connected with a flat cable chain 24 for placing a circuit, one end of the flat cable chain 24 is fixed on the base 1, and the other end is fixed on the sliding plate 15, so that the circuit and the pipeline are fixed on the flat cable chain 24.
The implementation principle of the sampling arm rotating device for the blood rheology tester is as follows: the second motor 11 drives the second driving wheel 12 to rotate, the second driving wheel 12 drives the second driven wheel 13 to rotate, the second driven wheel 13 drives the lead screw 14 to rotate, the lead screw 14 drives the sliding plate 15 to slide in the vertical direction, the sliding plate 15 drives the connecting shaft 2 to move through the clamping block 16, the connecting shaft 2 drives the sampling needle 4 to move in the vertical direction, the sampling needle 4 extends into a test tube, the liquid pump drives the sampling needle 4 to suck a sample in the test tube through the suction head 18, and then the sampling needle 4 is moved out of the test tube; then the first motor 5 drives the first driving wheel 6 to rotate, the first driving wheel 6 drives the first driven wheel 7 to rotate, the first driven wheel 7 drives the connecting shaft 2 to rotate through the limiting block 9, the connecting shaft 2 drives the sampling needle 4 to rotate, the sampling needle 4 is rotated above the detection device, the sampling needle 4 extends into the detection device again, and the liquid pump discharges a sample in the sampling needle 4 into the detection device through the suction head 18 to detect the sample.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: equivalent changes in structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (8)
1. The utility model provides a blood rheology is sample arm rotating device for tester which characterized in that: including base (1), connecting axle (2), sampling subassembly, runner assembly and lifting unit, be provided with sample arm (3) on connecting axle (2), be provided with sample needle (4) on sample arm (3), connecting axle (2) set up on base (1), vertical direction is followed to the length direction of connecting axle (2), the runner assembly is used for ordering about connecting axle (2) and rotates, the length direction of connecting axle (2) is followed to the axis of rotation of connecting axle (2), lifting unit is used for ordering about connecting axle (2) and slides along the length direction of connecting axle (2), sampling subassembly is used for ordering about the absorption of sample needle (4) on sample arm (3) to the sample and puts.
2. The apparatus of claim 1, further comprising: the rotating assembly comprises a first motor (5) arranged on a base (1), a first driving wheel (6) is connected to an output shaft of the first motor (5), a first driven wheel (7) is arranged on the base (1) in a rotating mode, the first rotating axis of the driven wheel (7) is along the length direction of a connecting shaft (2), the first driven wheel (7) is connected with the first driving wheel (6) through a belt, the first driven wheel (7) is sleeved on the connecting shaft (2), and a first connecting piece used for being connected with the connecting shaft (2) is sleeved on the first driven wheel (7).
3. The apparatus for rotating a sampling arm for a blood rheology tester according to claim 2, wherein: first connecting piece establishes adapter sleeve (8) on first follow driving wheel (7) including the cover, be provided with stopper (9) on adapter sleeve (8), spacing groove (10) have been seted up on connecting axle (2), stopper (9) sliding connection is in spacing groove (10), the slip direction of stopper (9) is on a parallel with the length direction of connecting axle (2).
4. The apparatus of claim 1, further comprising: the lifting assembly comprises a second motor (11) arranged on the base (1), a second driving wheel (12) is arranged on an output shaft of the second motor (11), a second driven wheel (13) is arranged on the base (1) in a rotating mode, the second driven wheel (13) is connected with the second driving wheel (12) through a belt, a lead screw (14) is arranged on the second driven wheel (13), the rotating axis of the lead screw (14) is parallel to the length direction of the connecting shaft (2), a sliding plate (15) is arranged on the lead screw (14) in a threaded mode, and a second connecting piece used for being connected with the connecting shaft (2) is arranged on the sliding plate (15).
5. The apparatus of claim 4, wherein the sample arm rotating means comprises: the second connecting piece is including setting up joint piece (16) on sliding plate (15), ring channel (17) have been seted up on connecting axle (2), joint piece (16) joint is in ring channel (17), connecting axle (2) rotate to be connected on joint piece (16).
6. The apparatus of claim 1, further comprising: the sampling assembly comprises a suction head (18), the connecting shaft (2) is a hollow pipe, and an electric slip ring (19) used for connecting the suction head (18) is arranged on the connecting shaft (2).
7. The apparatus of claim 3, further comprising: be provided with on adapter sleeve (8) and rotate cover (20), it establishes on connecting axle (2) to rotate cover (20) cover, rotate cover (20) and adapter sleeve (8) butt, it is equipped with bearing (21) to rotate to overlap on cover (20) outer wall, bearing (21) are connected with base (1), it is equipped with fixed cover (22) to overlap on connecting axle (2), locking groove (23) have been seted up on fixed cover (22), locking groove (23) are ring channel (17), fixed cover (22) bolted connection is on rotating cover (20).
8. The apparatus of claim 1, further comprising: the base (1) is provided with a flat cable chain (24) for placing a circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123007873.XU CN218212139U (en) | 2021-12-01 | 2021-12-01 | Sampling arm rotating device for blood rheology tester |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123007873.XU CN218212139U (en) | 2021-12-01 | 2021-12-01 | Sampling arm rotating device for blood rheology tester |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218212139U true CN218212139U (en) | 2023-01-03 |
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ID=84628244
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123007873.XU Active CN218212139U (en) | 2021-12-01 | 2021-12-01 | Sampling arm rotating device for blood rheology tester |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218212139U (en) |
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2021
- 2021-12-01 CN CN202123007873.XU patent/CN218212139U/en active Active
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