CN115670455A

CN115670455A - Medical blood collection device

Info

Publication number: CN115670455A
Application number: CN202211359584.2A
Authority: CN
Inventors: 吴妮; 王晓丽; 曾丹; 王莉; 吴璋钰; 黄佩
Original assignee: Tongji Medical College of Huazhong University of Science and Technology
Current assignee: Tongji Medical College of Huazhong University of Science and Technology
Priority date: 2022-11-02
Filing date: 2022-11-02
Publication date: 2023-02-03

Abstract

The invention belongs to the technical field of medical instruments, and particularly relates to a medical blood collecting device. Wherein, above-mentioned reciprocal subassembly that rocks includes guide rail and driving motor. According to the blood temperature constant-temperature device, the constant-temperature assembly is arranged, when blood is collected, the constant-temperature frame can be heated through the constant-temperature box, so that the blood is subjected to constant-temperature treatment, the motor is started during the constant-temperature treatment, the limiting rod is driven to rotate through the motor, the rotating column drives the sliding seat to move on the moving rod, and meanwhile, when the rotating column rotates circularly, the sliding frame drives the moving rod to slide outside the guide sliding column, so that the constant-temperature air blowing head moves in a square shape in the constant-temperature frame, the temperature in the constant-temperature frame is uniformly heated, the temperature on one side is prevented from being high, the heating is not uniform, and the blood is prevented from being coagulated.

Description

Medical blood collection device

Technical Field

The invention relates to the technical field of medical instruments, in particular to a medical blood collecting device.

Background

The emergency medical department or emergency medical center is the department with the most centralized and most various severe patients and the most important rescue and management tasks in hospitals, and is the necessary way for all emergency patients to be admitted for treatment. The emergency treatment of the comprehensive hospital is provided with special diagnosis rooms for internal, external, women, children, five sense organs and the like. Therefore, the work of the emergency department can be said to be the epitome of the overall work of the hospital, and the quality of emergency medical treatment and nursing work and the quality level of staff of the hospital are directly reflected. The 90-year emergency department highlights the characteristics of departments and integrates the advantages of intensive care, thereby playing an important role in the modern emergency medical system. The modern emergency medical department in the 21 st century has developed into a large emergency medical technology center and an emergency medical science research center which integrate emergency treatment, first aid and intensive care into a whole, can carry out one-stop non-transfer emergency medical service on emergency, dangerous and serious patients, and is known as a mark of modern medicine and a guard of human life health.

Through retrieval, the Chinese patent with the application number of CN 215424655U discloses a blood collection device for emergency internal medicine, which comprises a base, a bottom placing mechanism, a top clamping mechanism, a left-right adjusting mechanism and a wrist supporting mechanism. The blood collection device of the above patent has the following disadvantages: the emergency internal medicine patient, the patient that is the outburst of illness or the state of an illness is heavier mostly, when taking a blood sample to emergency internal medicine patient, usually can concentrate the collection to a plurality of patients simultaneously, then concentrate and transport to the blood laboratory, but blood after gathering is placing the in-process, because blood is in the state of stewing, produce the solidification easily, lead to medical personnel to examine the difficulty, seriously influenced treatment time and work efficiency. The invention provides a medical blood collecting device, which is used for solving the problems that the traditional blood collecting device is simple in structure, the quality of a blood sample is difficult to ensure in the using process, and the detection result is easily influenced.

Disclosure of Invention

The invention aims to provide a medical blood collection device, and aims to solve the problems that the traditional blood collection device is simple in structure, the quality of a blood sample is difficult to ensure in the using process, and the detection result is easily influenced.

The invention provides a medical blood collecting device which comprises a moving platform, a placing platform and a constant temperature frame, wherein one end of the constant temperature frame is provided with a reciprocating shaking assembly.

Wherein, above-mentioned subassembly of rocking including guide track and driving motor to reciprocal, guide track's inside sliding connection has reciprocal slide bar, and the one end fixedly connected with of reciprocal slide bar removes the guide frame, the equal fixedly connected with branch in both ends of guide track, and the one end fixedly connected with vertical track of two branches, and the inside sliding connection of vertical track has the lift slider, and the one end fixedly connected with transverse rail of lift slider, and transverse rail's inside sliding connection has the removal mounting panel, and removes the one end fixedly connected with ARC toothed plate of mounting panel, and the spacing groove has been seted up to the one end of removing the mounting panel, driving motor's output fixedly connected with driving gear, the driving gear meshes with ARC toothed plate's tooth root portion mutually, the one end fixedly connected with connecting rod of removing the mounting panel, and the one end of connecting rod has seted up a mounting hole, and the inside of a mounting hole is connected with the runner through the bearing, and the runner is located inside removing the guide frame, the spout has all been seted up at the both ends of constant temperature frame, and the equal sliding connection has the movable block in the inside of two spouts, and the one end equal fixedly connected with expanding spring of two movable blocks.

Preferably, the one end of constant temperature frame has the closing plate through hinge connection, and the one end of closing plate is provided with constant temperature component, and constant temperature component includes supporting shoe and spinning.

Preferably, one end of each of the two opposite supporting blocks is fixedly connected with a guide sliding column, the outer parts of the two guide sliding columns are respectively connected with a sliding frame in a sliding manner, and the outer parts of the two sliding frames are fixedly connected with a moving rod.

Preferably, the outside sliding connection of carriage release lever has the slide, and No. three mounting holes have been seted up to the one end of slide, and the bearing rotation axis is passed through to the inside of No. three mounting holes, and the outside fixedly connected with L of rotation axis props up the piece.

Preferably, the one end fixedly connected with gag lever post of autogyration axle, and the one end of gag lever post has seted up the perforation, and the one end fixedly connected with column spinner of L piece, column spinner pass the perforation, and the same spacing spring of one end fixedly connected with of gag lever post and L piece.

Preferably, the one end fixedly connected with fixing base of closing plate, and the one end fixedly connected with motor of fixing base, the output of motor passes through the coupling joint in the one end of spinning axle, the one end fixedly connected with constant temperature air-blowing head of slide, moving platform's one end fixedly connected with thermostated container, and the constant temperature end of thermostated container is connected in the inside of constant temperature frame through the constant temperature pipe.

Preferably, the one end of constant temperature frame is provided with adjustable dust removal subassembly, and adjustable dust removal subassembly includes fixed plate and supporting seat, and the one end of a plurality of fixed plates all is provided with No. four mounting holes, and the inside of two relative No. four mounting holes is connected with the axis of rotation through the bearing, and the equal fixedly connected with in outside of two axis of rotation adjusts the pole, and No. five mounting holes, relative hollow dust suction rod of the inside fixedly connected with of two No. five mounting holes have all been seted up to the one end of a plurality of regulation poles.

Preferably, two the equal fixedly connected with dust absorption pipe of one end of hollow dust absorption stick, and the equal fixedly connected with hose of the other end of two dust absorption pipes, the same two-way dust absorption head of the other end fixedly connected with of two hoses, the one end fixedly connected with dust catcher of supporting seat, the one end fixedly connected with dust collection box of constant temperature frame, the dust exhaust end of dust catcher passes through pipe connection inside the dust collection box.

Preferably, two spacing tracks of one end fixedly connected with of constant temperature frame, and the equal sliding connection in inside of two spacing tracks has the ratch, the equal fixedly connected with link gear in outside of two axis of rotation, link gear and ratch mesh mutually, the fixed frame of one end fixedly connected with of constant temperature frame, the equal fixedly connected with telescopic link in both ends of fixed frame, the one end of telescopic link is connected with the one end of ratch.

Preferably, the support rods are fixedly connected to one end of the moving platform at equal intervals, the pushing frame is fixedly connected to one end of the moving platform at equal intervals, the universal wheels are fixedly connected to one end of the moving platform at equal intervals, the shaking frame is fixedly connected to one end of the reciprocating sliding rod, the mounting seat is fixedly connected to one end of the placing platform, and the placing frame is fixedly connected to one end of the two moving blocks.

The beneficial effects of the invention are as follows:

1. through being provided with reciprocal subassembly of rocking, when gathering blood, can place the blood after gathering on the rack, then through starting driving motor, drive the driving gear through driving motor and rotate, thereby make ARC toothed plate under the driving gear drives, make the removal mounting panel carry out upper and lower back-and-forth movement through horizontal track and vertical track, thereby make runner on the connecting rod drive the reciprocating motion of removal guide frame, make the rack on the movable block that drives constant temperature frame through reciprocating slide bar and carry out reciprocal rocking, make blood in the course of placing, belong to the state of rocking, prevent it in unified collection, the blood coagulation state appears in the first collection, reduce medical personnel's inspection difficulty, promote treatment and work efficiency simultaneously, ARC toothed plate is when removing, the spacing groove is spacing to driving motor's output shaft one end, when preventing that the driving gear from driving ARC toothed plate and moving, the displacement appears, influence collection device's normal use.

2. Through being provided with the constant temperature subassembly, when gathering blood, can heat in to the constant temperature frame through the thermostated container, make and carry out constant temperature treatment to blood, simultaneously in constant temperature treatment, the starter motor, it rotates to drive the gag lever post through the motor, make the column spinner drive the slide and move on the carriage release lever, the column spinner is when being circular rotation simultaneously, the sliding frame drives the carriage release lever and slides in the direction traveller outside, make constant temperature air-blowing head be square motion in the constant temperature frame, make the temperature to in the constant temperature frame evenly heat, the temperature that prevents one side is higher, lead to heating unevenly, cause blood to appear solidifying.

3. Through being provided with adjustable dust removal subassembly, when getting blood and putting, can start the dust catcher, absorb the dust in the side air of constant temperature frame through the cavity dust absorption stick, then in unified emission to the dust collection box, prevent that the dust from polluting inside the constant temperature frame, can drive the ratch through the telescopic link and remove in spacing track simultaneously, make the linkage runner rotate, thereby make the pivot drive cavity dust absorption stick carry out the arc and remove, can adjust the dust absorption angle of cavity dust absorption stick, promote dust collection efficiency.

Drawings

Fig. 1 is a schematic view of the overall structure of a medical blood collection device according to the present invention;

fig. 2 is a schematic side view of a medical blood collection device according to the present invention;

FIG. 3 is a schematic structural view of a reciprocating shaking assembly of the medical blood collecting device according to the present invention;

FIG. 4 is a schematic structural view of a thermostatic assembly of the medical blood collection device according to the present invention;

FIG. 5 is a schematic view of an adjustable dust-removing assembly of the medical blood collection device according to the present invention;

FIG. 6 is an enlarged view of the portion A of FIG. 3;

fig. 7 is a sectional view of a thermostatic frame of a medical blood collection device according to the present invention.

In the figure: 1. a mobile platform; 2. a support bar; 3. placing a platform; 4. a sealing plate; 5. a reciprocating shaking assembly; 501. a guide rail; 502. a reciprocating slide bar; 503. a strut; 504. a vertical track; 505. a lifting slide block; 506. a transverse rail; 507. moving the mounting plate; 508. an arc toothed plate; 509. a limiting groove; 510. a connecting rod; 511. a rotating wheel; 512. moving the guide frame; 513. a shaking frame; 514. a drive motor; 515. a driving gear; 516. a chute; 517. a moving block; 518. a tension spring; 519. placing a rack; 520. a mounting base; 6. a constant temperature frame; 7. a constant temperature component; 701. a support block; 702. a guide strut; 703. a sliding frame; 704. a travel bar; 705. a slide base; 706. a constant temperature air blowing head; 707. a rotating shaft; 708. l branch blocks; 709. a spin axis; 710. a limiting rod; 711. rotating the column; 712. a limiting spring; 713. a motor; 714. a fixed seat; 715. a thermostat; 716. a thermostatic tube; 8. an adjustable dust removal assembly; 801. a fixing plate; 802. a rotating shaft; 803. a telescopic rod; 804. adjusting a rod; 805. a hollow dust suction bar; 806. a limiting track; 807. a rack bar; 808. a linkage gear; 809. a dust collection pipe; 810. a hose; 811. a bidirectional dust collection head; 812. a supporting seat; 813. a dust collection box; 814. a fixing frame; 815. a dust collector; 9. pushing the frame; 10. a universal wheel.

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.

Referring to fig. 1, 2, 3, 6 and 7, a medical blood collection device comprises a mobile platform 1, a placing platform 3 and a constant temperature frame 6, wherein one end of the constant temperature frame 6 is provided with a reciprocating shaking assembly 5.

Wherein, the reciprocating shaking assembly 5 comprises a guide track 501 and a driving motor 514, the inner portion of the guide track 501 is slidably connected with a reciprocating slide bar 502, one end of the reciprocating slide bar 502 is fixedly connected with a movable guide frame 512, both ends of the guide track 501 are fixedly connected with supporting rods 503, one end of each of the two supporting rods 503 is fixedly connected with a vertical track 504, the inner portion of the vertical track 504 is slidably connected with a lifting slider 505, one end of the lifting slider 505 is fixedly connected with a transverse track 506, the inner portion of the transverse track 506 is slidably connected with a movable mounting plate 507, one end of the movable mounting plate 507 is fixedly connected with an arc-shaped toothed plate 508, one end of the movable mounting plate 507 is provided with a limit groove 509, the output end of the driving motor 514 is fixedly connected with a driving gear 515, the driving gear 515 is engaged with the tooth root portion of the arc-shaped toothed plate 508, one end of the movable mounting plate 507 is fixedly connected with a connecting rod 510, and one end of the connecting rod 510 is provided with a mounting hole, and the inside of the first mounting hole is connected with a rotating wheel 511 through a bearing, the rotating wheel 511 is positioned inside a movable guide frame 512, both ends of a constant temperature frame 6 are provided with sliding grooves 516, both the insides of the two sliding grooves 516 are connected with movable blocks 517 in a sliding manner, one ends of the two movable blocks 517 are fixedly connected with telescopic springs 518, through the arrangement of a reciprocating shaking assembly 5, when blood is collected, the collected blood can be placed on a placing rack 519, then the driving gear 515 is driven to rotate through the driving motor 514 by starting a driving motor 514, so that an arc-shaped toothed plate 508 is driven by the driving gear 515 to enable the movable mounting plate 507 to move up and down and back through a transverse track 506 and a vertical track 504, and thus the rotating wheel 511 on a connecting rod 510 drives the movable guide frame 512 to reciprocate, and the placing rack 519 on the movable block 517 in the constant temperature frame 6 is driven to shake in a reciprocating manner through a reciprocating sliding rod 502, make blood at the placing process, belong to and rock the state, prevent that it is in unified collection, the blood coagulation condition appears in the blood of first batch collection, reduce medical personnel's inspection difficulty, promote treatment and work efficiency simultaneously, arc pinion rack 508 is when removing, and spacing groove 509 is spacing to driving motor 514's output shaft one end, when preventing that driving gear 515 from driving arc pinion rack 508 and removing, the displacement appears, influences collection system's normal use.

Referring to fig. 2, 4 and 7, a sealing plate 4 is connected to one end of a thermostatic frame 6 through a hinge, and a thermostatic assembly 7 is disposed at one end of the sealing plate 4, the thermostatic assembly 7 including a support block 701 and a spin axis 709.

Referring to fig. 4, one end of each of two opposite support blocks 701 is fixedly connected with a guide sliding column 702, the outer portions of the two guide sliding columns 702 are slidably connected with sliding frames 703, and the outer portions of the two sliding frames 703 are fixedly connected with movable rods 704.

Referring to fig. 4, a sliding base 705 is slidably connected to an outer portion of the moving rod 704, a third mounting hole is formed in one end of the sliding base 705, a bearing rotating shaft 707 passes through an inner portion of the third mounting hole, and an L-shaped support block 708 is fixedly connected to an outer portion of the rotating shaft 707.

Referring to fig. 4, one end of the spin axis 709 is fixedly connected with a limiting rod 710, a through hole is formed in one end of the limiting rod 710, a rotating column 711 is fixedly connected to one end of the L support block 708, the rotating column 711 penetrates through the through hole, and the limiting rod 710 and one end of the L support block 708 are fixedly connected with a same limiting spring 712.

Referring to fig. 2, fig. 4 and fig. 7, one end fixedly connected with fixing base 714 of sealing plate 4, and one end fixedly connected with motor 713 of fixing base 714, the output of motor 713 passes through the coupling joint and connects in the one end of spinning 709, the one end fixedly connected with constant temperature air-blowing head 706 of slide 705, the one end fixedly connected with thermostated container 715 of moving platform 1, the constant temperature end of thermostated container 715 passes through constant temperature tube 716 and connects in the inside of constant temperature frame 6, through being provided with constant temperature subassembly 7, when gathering blood, can heat in the constant temperature frame 6 through thermostated container 715, make to carry out constant temperature processing to blood, simultaneously in the constant temperature processing, start motor 713, drive gag lever post 710 through motor 713 and rotate, make rotation column 711 drive slide 705 move on movable rod 704, rotation column 711 is when being circular rotation, slide 703 drives movable rod 704 and slides outside direction slide column 702, make constant temperature air-blowing head 706 be square motion in constant temperature frame 6, make the temperature in constant temperature frame 6 evenly add, prevent that the temperature of one side is higher, lead to the uneven heating, blood coagulation appears.

Referring to fig. 5 and 7, the one end of constant temperature frame 6 is provided with adjustable dust removal subassembly 8, and adjustable dust removal subassembly 8 includes fixed plate 801 and supporting seat 812, the one end of a plurality of fixed plates 801 all is provided with the mounting hole No. four, the inside of two relative mounting holes No. four is connected with axis of rotation 802 through the bearing, the equal fixedly connected with in outside of two axis of rotation 802 adjusts pole 804, a plurality of one end of adjusting pole 804 have all been seted up No. five mounting holes, the inside fixedly connected with cavity dust collection rod 805 of two relative mounting holes No. five.

Referring to fig. 2 and 5, one end of each of the two hollow dust suction bars 805 is fixedly connected with a dust suction pipe 809, the other end of each of the two dust suction pipes 809 is fixedly connected with a hose 810, the other end of each of the two hoses 810 is fixedly connected with a bidirectional dust suction head 811, one end of the support 812 is fixedly connected with a dust suction machine 815, one end of the constant temperature frame 6 is fixedly connected with a dust collection box 813, and a dust discharge end of the dust suction machine 815 is connected to the inside of the dust collection box 813 through a pipeline.

Referring to fig. 1, 5 and 7, two limit rails 806 are fixedly connected to one end of a constant temperature frame 6, a rack bar 807 is connected to the two limit rails 806 in a sliding manner, a linkage gear 808 is fixedly connected to the outer portions of two rotating shafts 802 in a sliding manner, the linkage gear 808 is meshed with the rack bar 807, a fixed frame 814 is fixedly connected to one end of the constant temperature frame 6, telescopic rods 803 are fixedly connected to two ends of the fixed frame 814, one end of each telescopic rod 803 is connected to one end of the rack bar 807, an adjustable dust removal assembly 8 is arranged, when blood is taken and placed, a dust collector 815 can be started, dust in air on the upper side of the constant temperature frame 6 is sucked through a hollow dust collection rod 805, and then the dust is uniformly discharged into a dust collection box 813, so that the dust is prevented from polluting the inside of the constant temperature frame 6, the rack bar 807 can be driven by the telescopic rods 803 to move in the limit rails 806, the linkage gear 808 rotates, and the hollow dust collection rod 805 is driven by the rotating shafts 802 to move in an arc shape, and the dust collection angle of the hollow dust collection rod 805 can be adjusted, and the dust collection efficiency is improved.

Referring to fig. 1, 2, 3 and 7, one end of a moving platform 1 is fixedly connected with supporting rods 2 at equal intervals, one end of the moving platform 1 is fixedly connected with a pushing frame 9, one end of the moving platform 1 is fixedly connected with universal wheels 10 at equal intervals, one end of a reciprocating slide bar 502 is fixedly connected with a shaking frame 513, one end of a placing platform 3 is fixedly connected with a mounting base 520, and one end of two moving blocks 517 is fixedly connected with a placing frame 519.

When the blood collecting device is used, collected blood can be placed on a placing rack 519, then a driving motor 514 is started, a driving gear 515 is driven to rotate by the driving motor 514, so that an arc toothed plate 508 is driven by the driving gear 515, a movable mounting plate 507 moves up and down and back and forth with a vertical rail 504 through a transverse rail 506, a rotating wheel 511 on a connecting rod 510 drives a movable guide frame 512 to move back and forth, the placing rack 519 on a moving block 517 in a constant temperature frame 6 is driven by a reciprocating sliding rod 502 to shake back and forth, the blood is in a shaking state during placement, the blood is prevented from being collected uniformly, the blood collected in a first batch is in a coagulation state, the inspection difficulty of medical personnel is reduced, the treatment and working efficiency are improved, when the arc toothed plate 508 moves, a limiting groove 509 limits one end of an output shaft of the driving motor 514, the situation that when the driving gear 515 drives the arc toothed plate 508 to move is prevented, the displacement is caused by the normal use of the blood collecting device is avoided, meanwhile, the blood is heated in the constant temperature frame 6 through a constant temperature box 715, the blood is treated, meanwhile, when the constant temperature air is uniformly sucked into a sliding rod 704, the air sucking and the air column 704 is prevented from moving in a constant temperature frame 702, the air sucking column is prevented from uniformly, the air sucking device is prevented from moving rack 703, the air column 704, the air sucking device is prevented from moving rack 702, the air column 704, the air column 702, the air sucking device is uniformly, the air sucking device is prevented from moving rack 702, the air column 702 uniformly, the air sucking device is prevented from moving in a high temperature frame 702, the air sucking column 702 uniformly, the air sucking column 702, then in unified emission to dust collection box 813, prevent that the dust from polluting inside constant temperature frame 6, can drive ratch 807 through telescopic link 803 and remove in spacing track 806 simultaneously for linkage gear 808 rotates, thereby make axis of rotation 802 drive cavity dust absorption stick 805 and carry out the arc and remove, can adjust the dust absorption angle of cavity dust absorption stick 805, promote dust collection efficiency.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered as the technical solutions and the inventive concepts of the present invention within the technical scope of the present invention.

Claims

1. The medical blood collection device comprises a moving platform (1), a placing platform (3) and a constant temperature frame (6), and is characterized in that one end of the constant temperature frame (6) is provided with a reciprocating shaking assembly (5).

Wherein, the reciprocating shaking assembly (5) comprises a guide track (501) and a driving motor (514), a reciprocating slide bar (502) is connected to the inner part of the guide track (501) in a sliding manner, a movable guide frame (512) is fixedly connected to one end of the reciprocating slide bar (502), two support rods (503) are fixedly connected to both ends of the guide track (501), a vertical track (504) is fixedly connected to one end of each support rod (503), a lifting slider (505) is connected to the inner part of each vertical track (504) in a sliding manner, a transverse track (506) is fixedly connected to one end of each lifting slider (505), a movable mounting plate (507) is connected to the inner part of each transverse track (506) in a sliding manner, an arc-shaped toothed plate (508) is fixedly connected to one end of the movable mounting plate (507), a limit groove (509) is formed in one end of the movable mounting plate (507), a driving gear (515) is fixedly connected to the output end of the driving motor (514), the driving gear (515) is meshed with the root of the arc-shaped toothed plate (508), a connecting rod (510) is fixedly connected to one end of the movable mounting plate, a constant temperature mounting hole is formed in one end of the connecting rod (510), a bearing (516) is formed in the inner part of a rotary wheel (511), two rotary wheel guide frame (512) is arranged in the inner part (512) and two rotary guide frame (511), and the insides of the two sliding grooves (516) are both connected with moving blocks (517) in a sliding manner, and one ends of the two moving blocks (517) are both fixedly connected with telescopic springs (518).

2. The medical blood collection device according to claim 1, wherein one end of the thermostatic frame (6) is connected with the sealing plate (4) through a hinge, and one end of the sealing plate (4) is provided with a thermostatic component (7), and the thermostatic component (7) comprises a supporting block (701) and a spin axis (709).

3. The medical blood collection device according to claim 2, wherein one end of each of the two opposing support blocks (701) is fixedly connected with a guiding sliding column (702), the sliding frames (703) are slidably connected to the outer portions of the two guiding sliding columns (702), and the moving rod (704) is fixedly connected to the outer portions of the two sliding frames (703).

4. The medical blood collection device of claim 3, wherein a sliding base (705) is slidably connected to the outside of the movable rod (704), a third mounting hole is formed in one end of the sliding base (705), a bearing rotating shaft (707) is arranged in the third mounting hole, and an L-shaped support block (708) is fixedly connected to the outside of the rotating shaft (707).

5. The medical blood collection device of claim 4, wherein a limiting rod (710) is fixedly connected to one end of the spin axis (709), a through hole is formed in one end of the limiting rod (710), a rotating column (711) is fixedly connected to one end of the L-shaped block (708), the rotating column (711) penetrates through the through hole, and the same limiting spring (712) is fixedly connected to one end of the limiting rod (710) and one end of the L-shaped block (708).

6. The medical blood collection device according to claim 5, wherein a fixing seat (714) is fixedly connected to one end of the sealing plate (4), a motor (713) is fixedly connected to one end of the fixing seat (714), an output end of the motor (713) is connected to one end of the spin shaft (709) through a coupling, a constant temperature blowing head (706) is fixedly connected to one end of the sliding seat (705), a constant temperature box (715) is fixedly connected to one end of the movable platform (1), and a constant temperature end of the constant temperature box (715) is connected to the inside of the constant temperature frame (6) through a constant temperature tube (716).

7. The medical blood collection device according to claim 1, wherein an adjustable dust removal assembly (8) is arranged at one end of the constant temperature frame (6), the adjustable dust removal assembly (8) comprises a fixing plate (801) and a supporting seat (812), four mounting holes are formed in one end of each fixing plate (801), rotating shafts (802) are connected to the insides of the two opposite four mounting holes through bearings, adjusting rods (804) are fixedly connected to the outsides of the two rotating shafts (802), five mounting holes are formed in one ends of the adjusting rods (804), and hollow dust suction rods (805) are fixedly connected to the insides of the two opposite five mounting holes.

8. The medical blood collecting device as claimed in claim 7, wherein one end of each of the two hollow dust collecting rods (805) is fixedly connected with a dust collecting tube (809), the other end of each of the two dust collecting tubes (809) is fixedly connected with a hose (810), the other end of each of the two hoses (810) is fixedly connected with the same bidirectional dust collecting head (811), one end of the supporting seat (812) is fixedly connected with a dust collector (815), one end of the constant temperature frame (6) is fixedly connected with a dust collecting box (813), and the dust discharging end of the dust collector (815) is connected to the inside of the dust collecting box (813) through a pipeline.

9. The medical blood collection device according to claim 8, wherein two limit rails (806) are fixedly connected to one end of the thermostatic frame (6), a rack bar (807) is slidably connected to the insides of the two limit rails (806), a linkage gear (808) is fixedly connected to the outsides of the two rotating shafts (802), the linkage gear (808) is engaged with the rack bar (807), a fixed frame (814) is fixedly connected to one end of the thermostatic frame (6), telescopic rods (803) are fixedly connected to both ends of the fixed frame (814), and one end of each telescopic rod (803) is connected to one end of the rack bar (807).

10. The medical blood collection device according to claim 1, wherein one end of the movable platform (1) is fixedly connected with support rods (2) at equal intervals, one end of the movable platform (1) is fixedly connected with a push frame (9), one end of the movable platform (1) is fixedly connected with universal wheels (10) at equal intervals, one end of the reciprocating slide bar (502) is fixedly connected with a shaking frame (513), one end of the placement platform (3) is fixedly connected with a mounting base (520), and one end of each of the two movable blocks (517) is fixedly connected with a placement frame (519).