CN107340206B

CN107340206B - Device for blood rheology detection

Info

Publication number: CN107340206B
Application number: CN201710556336.XA
Authority: CN
Inventors: 杨弘; 崔程明
Original assignee: Tianjin Himind Medical Technology Co ltd
Current assignee: Tianjin Himind Medical Technology Co ltd
Priority date: 2017-07-10
Filing date: 2017-07-10
Publication date: 2022-09-09
Anticipated expiration: 2037-07-10
Also published as: CN107340206A

Abstract

The present invention relates to a device for detection of blood flow changes. The device comprises a hemorheology instrument shell, wherein the hemorheology instrument shell is divided into a vertical working surface and a horizontal working surface, a liquid crystal screen is arranged on the vertical working surface, and a test tube support frame, a cleaning device, a sampling device, a hemorheology measuring device, a liquid crystal screen and a peristaltic pump power device are arranged on the horizontal working surface; the cleaning device comprises a cleaning sleeve, a cleaning screw and a cleaning bottom cover arranged at the bottom of the cleaning sleeve; the sampling device comprises a sampling clamp device and a sampling power device, and the sampling power device comprises a sampling rotating device and a sampling lifting device; the hemorheology measuring device comprises a hemorheology head main body, wherein a hemorheology aluminum sleeve is arranged at the vertical central part of the hemorheology head main body, a gem bearing seat is arranged at the lower end of the hemorheology aluminum sleeve, a code disc is arranged on the aluminum sleeve above the bearing seat, an electromagnetic coil is arranged on the left side of the code disc, a code disc optical coupler is arranged on the right side of the code disc, a hemorheology head supporting plate is arranged at the upper end of the hemorheology head main body, and a hemorheology conical bowl is arranged on the hemorheology head supporting plate.

Description

Device for blood rheology detection

Technical Field

The present invention relates to a device for blood rheology detection.

Background

The hemorheology instrument is a clinical blood detecting instrument developed on the basis of hemorheology theory, and is a special detecting instrument for early diagnosis of diseases by detecting the blood viscosity of human bodies. The occurrence of many diseases in clinic is closely related to the change of blood characteristics, so that the etiology and pathogenesis of the diseases are discussed from the viewpoint of hemorheology, and a new diagnosis method and prevention and treatment measures are proposed, thereby having extremely important significance for the prevention and treatment of the diseases. Therefore, the hemorheology detection becomes an important detection means for cardiovascular and cerebrovascular diseases and a necessary project for middle-aged and elderly physical examination, and is widely adopted in large and medium-sized hospitals in various places. The apparatus for blood rheology detection usually calculates the viscosity of whole blood by placing blood into a conical bowl to be tested, then passing through a rotating body in the conical bowl, rotating the rotating body at a certain angular velocity, and measuring the torque of the whole blood on the rotating body to obtain the angular velocity. In the use and detection process of a hemorheology instrument, the defects of large blood sample consumption, unclean cleaning of a sampling needle during cleaning, cross infection, unstable rotation of a rotating body in the hemorheology, complex operation, poor constant temperature control and the like exist.

Disclosure of Invention

The invention provides a device for hemorheology detection, which has the advantages of reasonable design, small blood sample consumption, thorough cleaning, stable detection of a rotary body in a hemorheology head, simple operation and thermostatic control, and solves the technical problems in the prior art.

The technical scheme adopted by the invention for solving the technical problems in the prior art is as follows: the utility model provides a device for hemorheology detects, includes hemorheology instrument casing, hemorheology instrument casing divide into vertical working face and horizontal working face, installs the LCD screen on the vertical working face, installs test tube support frame, belt cleaning device, sampling device, hemorheology measuring device, LCD screen and peristaltic pump power device on the horizontal working face. The test tube support frame comprises a quarter arc-shaped upper support plate, a middle support plate and a lower support plate, a plurality of test tube holes are formed in the upper support plate and the middle support plate, the three support plates are fixedly connected through a plurality of support columns, and a plurality of arc-shaped support buckles are mounted on the upper support plate; the belt cleaning device is including wasing the sleeve, it has the washing screw rod of through-hole to install the middle part in the washing sleeve to open, the washing nylon axle that the middle part opened and has the through-hole is installed to the lower part of washing screw rod, washing nylon axle lower part, it installs the washing bottom to wash the sleeve bottom, the washing lid that the middle part opened and has the through-hole is installed on the upper portion of washing screw rod, wash telescopic upper portion and install hollow washing connecting thread and detain, the washing block cap that the middle part opened and has the through-hole is installed on the upper portion of washing connecting thread and detaining, the washing lantern ring is installed to the lower part. The sampling device comprises a sampling clamp device and a sampling power device, and the sampling power device comprises a sampling rotating device, a sampling power circuit board and a sampling lifting device; the sampling rotating device comprises a rotating shaft, the front end of the rotating shaft is connected with the sampling clamp device, the lower end of the rotating shaft is fixedly connected with the left end of the guide shaft connecting plate, a rotating sleeve is sleeved on the rotating shaft, a turntable ring is sleeved on the rotating sleeve, a turntable is fixedly connected below the turntable ring, a guide rail shaft is fixedly connected on the turntable, a guide pipe sleeve is installed on the guide rail shaft, the guide pipe sleeve is fixedly connected with the right end of the guide shaft connecting plate, and a rotating bearing supporting frame is installed below the turntable and at the lower end of the rotating shaft; the sampling power circuit board comprises a first side plate arranged on the left side above the sampling power circuit board and a second side plate arranged on the right side above the sampling power circuit board, a horizontal rotating motor supporting plate and a vertical lifting motor supporting plate are arranged between the two side plates, the two supporting plates are close to each other and are perpendicular to each other, a rotating positioning plate is arranged in the middle of the rotating motor supporting plate, one end of the rotating positioning plate is provided with a strip-shaped hole and is fixedly connected with the rotating motor supporting plate through a screw, the other end of the rotating positioning plate is provided with a rotating guide wheel, a rotating motor is arranged below the rotating motor supporting plate, a rotating belt pulley is arranged at the output shaft end of the rotating motor, a rotating optocoupler positioning plate is arranged at the upper side end of the rotating motor supporting plate, a rotating optocoupler positioning plate is arranged on the rotating optocoupler positioning plate, and a rotating measuring ring is fixedly connected to the rotating shaft and above a rotating bearing supporting frame; the sampling lifting device comprises a lifting motor arranged on a lifting motor supporting plate, a lifting belt pulley is arranged at the output shaft end of the lifting motor, a lifting guide rail is arranged in the middle of the lifting motor supporting plate, a first lifting guide wheel is arranged at the upper end of the lifting guide rail, a second lifting guide wheel is arranged at the lower end of the lifting guide rail, the first lifting guide wheel, the second lifting guide wheel and the lifting belt pulley are connected through a lifting belt, a lifting belt fixing plate is arranged on the lifting belt, and a lifting optocoupler is arranged on the left side of the lifting belt fixing plate and on the lifting motor supporting plate. The hemorheological measurement device comprises a hemorheological head main body at the lower part, a through hole is arranged in the vertical middle part of the hemorheological head main body, a hemorheological aluminum sleeve is arranged in the through hole, a jewel bearing seat is arranged at the lower end of the hemorheological aluminum sleeve and below the hemorheological head main body, a bar-shaped long hole for a code disc to move is arranged in the horizontal middle part of the hemorheological head main body, the code disc is arranged on the hemorheological aluminum sleeve, an electromagnetic coil positioning plate is arranged on the hemorheological head main body on the left side of the code disc, an electromagnetic coil is arranged on the positioning plate, a code disc optical coupler is arranged on the right side of the code disc and on the hemorheological head main body, a heating hole is arranged at the middle upper part of the hemorheological head main body, a heating rod is arranged in the hole, a hemorheological head supporting plate is arranged at the upper end of the hemorheological head main body, a hemorheological cone bowl is arranged on the blood rheological head supporting plate, a hemorheological cone cover is arranged at the upper part of the hemorheological cone cover, a positioning hole is arranged at the middle part of the upper plane of the hemorheological cone cover, and a hemorheological needle cap is arranged in the hole, install the blood rheology awl needle in the blood rheology needle cap, blood rheology awl needle lower extreme and blood rheology aluminium sheathed tube are connected, the cover is equipped with the blood rheology awl head in the blood rheology awl bowl, on the blood rheology aluminium sheathed tube, and open blood rheology awl bowl bottom has a plurality of leakage fluid dram and connects rubber tube joint on each leakage fluid dram.

The invention has the advantages and positive effects that: the invention provides the device for detecting the blood rheology, which has the advantages of reasonable structural design, small blood sample consumption, thorough inclination and stable work. The test tube support frame is arranged, so that samples can be conveniently stored, the test tube support frame can be disassembled and assembled conveniently, the cleaning sleeve and the cleaning screw rod are arranged in the cleaning device, the cleaning screw rod and the cleaning nylon shaft can completely clean the inner wall and the outer wall of a sampling suction tube after sampling is finished, the sampling device comprises a sampling clamp device and a sampling power device, the sampling power device comprises a sampling rotating device, a sampling power circuit board and a sampling lifting device, blood samples in the test tube are sucked through the suction tube in the sampling clamp device, the sampling action and the blood sample conveying action are finished through the rotating device and the sampling lifting device which are divided by the sampling power device, and the action is simple, rapid and stable; install the blood flow and become aluminium sleeve pipe and install the code wheel on the sleeve pipe in the blood flow becomes first main part among the blood flow rheology measuring device, the realization becomes the rotation angle measurement of conical head to the blood flow, upper portion is opened on the blood flow becomes first main part and is had the heating hole and install the heating rod in the hole, realize thermostatic control, blood flow becomes first main part upper end and installs blood flow and becomes first backup pad, install blood flow and become conical bowl and in conical bowl in the blood flow becomes first backup pad, the cover is equipped with blood flow and becomes conical head on the blood flow becomes aluminium sleeve pipe, the rotation through the blood flow that blood sample becomes conical head in conical bowl accomplishes the measurement.

Preferably: the sampling clamp device comprises a sampling clamp main body, a groove is formed in the sampling clamp main body, a hose fixing part is installed in the groove of the sampling clamp main body, a sampling clamp upper cover is installed above the sampling clamp main body, a sampling wire passing device is installed at one end of the sampling clamp main body, a sampling connecting piece is installed at the other end of the sampling clamp main body, a connecting piece fixing plate is installed on the sampling connecting piece, a sampling nut is installed below the connecting piece fixing plate and at the lower end of the sampling connecting piece, a sampling suction pipe seat is installed at the core part of the sampling connecting piece, and a sampling suction pipe is installed on the sampling suction pipe seat.

Preferably: the upper end of the rotary sleeve is provided with a thread, a rotary cap is arranged at the thread, and a rotary shaft sleeve is arranged between the rotary sleeve and the rotary shaft.

Preferably: the outer sides of the first side plate and the second side plate are both provided with rotary snap rings.

Preferably: the liquid crystal screen is a touch control screen.

Preferably: the peristaltic pump power device comprises a power device supporting plate, a first motor positioning plate with a through hole in the middle is arranged at the left part of the front end surface of the power device supporting plate, a second motor positioning plate with a through hole in the middle is arranged at the right part of the front end surface of the power device supporting plate, a first motor is arranged at the right part of the rear end surface of the power device supporting plate, the output shaft end of the first motor penetrates through the through hole of the first motor positioning plate, a second motor is arranged on the left part of the rear end surface of the power device supporting plate, the output shaft end of the second motor penetrates through a through hole of a second motor positioning plate, a first semicircular pump ring is arranged on a first motor positioning plate, a first triangular roller mechanism is arranged below the first semicircular pump ring and on the first motor positioning plate, a first hose support is arranged below the first triangular roller mechanism, the left end of the first semicircular pump ring is hinged with the first motor positioning plate through a hinge shaft, and the right end of the first semicircular pump ring is fixedly connected with the first hose support through a spring; a second semicircular pump ring is installed on the second motor positioning plate, a second triangular roller mechanism is installed below the second semicircular pump ring and on the second motor positioning plate, and a second hose left support and a second hose right support are respectively installed below the left side and below the right side of the second triangular roller mechanism.

Preferably: the first triangular roller mechanism comprises an upper triangular fixing plate and a lower triangular fixing plate, through holes are formed in the core parts of the two triangular fixing plates and are fixedly connected with the output shaft end of the first motor through a fixing shaft sleeve, and first rollers are respectively mounted at the corner ends of the two triangular fixing plates; the second triangular roller mechanism comprises an upper triangular fixing plate and a lower triangular fixing plate, through holes are formed in the core parts of the two triangular fixing plates and are fixedly connected with the output shaft end of the second motor through a fixing shaft sleeve, and the corner ends of the two triangular fixing plates are respectively provided with a second roller, and the middle upper part of the power device supporting plate is provided with a semicircular groove.

Drawings

FIG. 1 is a schematic diagram of the main structure of the present invention;

FIG. 2 is a schematic view of the internal structure of the present invention;

FIG. 3 is a schematic view of the main structure of the test tube holder according to the present invention;

FIG. 4 is an exploded view of the cleaning apparatus of the present invention;

FIG. 5 is a schematic view of the main structure of the sampling device of the present invention;

FIG. 6 is an exploded view of the sampling jig assembly of the present invention;

FIG. 7 is an exploded view of the sampling rotary device of the present invention;

FIG. 8 is a schematic top view of the rotary sampling device of the present invention;

FIG. 9 is a schematic view of the main structure of the sampling elevating device of the present invention;

FIG. 10 is a top isometric view of a sample elevator apparatus of the present invention;

FIG. 11 is a schematic view of the main structure of the hemorheological head body of the present invention;

FIG. 12 is an exploded view of the main body of the blood flow probe of the present invention;

FIG. 13 is a schematic diagram of the main structure of the peristaltic pump power plant of the present invention;

fig. 14 is a rear view schematic diagram of the peristaltic pump power unit of the present invention.

In the figure: 1. a hemorheological instrument housing; 11. a hemorheological instrument housing; 2. a test tube support frame; 21. an upper support plate; 22. a middle support plate; 23. a lower support plate; 24. a support pillar; 25. an arc-shaped support buckle; 3. a cleaning device; 31. cleaning the cap; 32. cleaning the cover; 33. cleaning the connecting threaded fastener; 34. cleaning the lantern ring; 35. cleaning the screw; 36. cleaning the sleeve; 37. cleaning a nylon shaft; 38. cleaning the bottom cover; 4. a sampling device; 41. a sampling jig device; 411. the sampling clamp is covered; 412. a sampling jig main body; 413. a sampling wire passing device; 414. a sampling straw; 415. a sampling screw cap; 416. a connecting piece fixing plate; 417. a hose mount; 418. a sampling straw seat; 419. a sampling connector; 42. a sampling power device; 43. a sampling rotation device; 430. rotating the cap; 431. a rotating shaft; 432. rotating the shaft sleeve; 433. a turntable ring is sleeved; 434. rotating the sleeve; 435. a turntable; 436. a guide rail shaft; 437. a catheter sheath; 438. a guide shaft connecting plate; 439. a rotating bearing support frame; 44. sampling the power circuit board; 441. a first side plate; 442. a second side plate; 443. a motor support plate; 4431. rotating the positioning plate; 4432. rotating the guide wheel; 4433. rotating the belt pulley; 444. rotating the snap ring; 445. rotating the optocoupler positioning plate; 446. rotating the optocoupler; 447. rotating the measuring ring; 448. a rotating electric machine; 45. a sampling lifting device; 451. a lifting motor; 452. a lifting guide rail; 453. a first lifting guide wheel; 454. a lifting belt; 455. a second lifting guide wheel; 456. a lifting belt fixing plate; 457. a lifting optocoupler; 458. a lifting pulley; 5. a blood rheology measuring device; 51. a hemorheological head body; 511. a coded disc optical coupler; 512. code disc; 513. an electromagnetic coil; 514. an electromagnetic coil positioning plate; 515. a heating rod; 516. a hemorheology head positioning block; 52. a hemorheology support plate; 521. a blood flow coning bowl; 522. a blood flow coning cover; 523. a blood flow changing cone head; 524. a blood rheology taper needle; 525. a hemorheological needle cap; 526. a blood rheology aluminum cannula; 527. a rubber pipe joint; 528. a jewel bearing seat; 53. a level gauge; 6. a liquid crystal screen; 7. a peristaltic pump power plant; 71. a power plant support plate; 72. a first motor positioning plate; 721. a first semi-annular pump ring; 722. a first triangular roller mechanism; 723. a first hose support; 724. a first roller; 725. a spring; 73. a second motor positioning plate; 731. a second semi-annular pump; 732. a second triangular roller mechanism; 733. a second hose right bracket; 734. a second roller; 735. a second hose left bracket; 74. a semicircular groove; 75. a first motor; 76. a second motor; 8. an electromagnetic valve.

Detailed Description

It should be noted that the embodiments and features of the embodiments may be combined with each other without conflict.

In the description of the present invention, it is to be understood that the terms "central," "longitudinal," "lateral," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientations and positional relationships indicated in the drawings, which are based on the orientations and positional relationships indicated in the drawings, and are used for convenience in describing the present invention and for simplicity in description, but do not indicate or imply that the device or element so referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus should not be construed as limiting the present invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.

In order to further understand the contents, features and effects of the present invention, the following embodiments are described in detail as follows:

referring to fig. 1-2, the device for hemorheology detection of the present invention comprises a hemorheology instrument housing 1, wherein the hemorheology instrument housing 1 is divided into a vertical working surface and a horizontal working surface, the vertical working surface is provided with a liquid crystal screen 6, and the horizontal working surface is provided with a test tube support frame 2, a cleaning device 3, a sampling device 4, a hemorheology measuring device 5, a liquid crystal screen 6 and a peristaltic pump power device 7. In order to facilitate and speed the operation, the liquid crystal panel 6 in this embodiment is a touch control panel.

Referring to fig. 3, the test tube support frame 2 includes a quarter arc-shaped upper support plate 21, a middle support plate 22 and a lower support plate 23, and a plurality of test tube holes are formed in the upper and middle support plates, the three support plates are fixedly connected by a plurality of support columns 24, and a plurality of arc-shaped support buckles 25 are installed on the upper support plate 21. Through designing into test tube support frame 2 and going up backup pad 21, well backup pad 22 and bottom suspension fagging 23 and through a plurality of support columns 24 rigid coupling together, it is convenient and the dismouting facility to put the test tube. Support buckle 25 through a plurality of arcs of going up the installation on backup pad 21 for when supporting the test tube, support stably.

Referring to fig. 4, the cleaning device 3 includes a cleaning sleeve 36, a cleaning screw 35 with a through hole in the middle is installed in the cleaning sleeve 36, a cleaning nylon shaft 37 with a through hole in the middle is installed at the lower part of the cleaning screw 35, a cleaning bottom cover 38 is installed at the lower part of the cleaning nylon shaft 37 and the bottom of the cleaning sleeve 36, a cleaning cover 32 with a through hole in the middle is installed at the upper part of the cleaning screw 35, a hollow cleaning connection threaded buckle 33 is installed at the upper part of the cleaning sleeve 36, a cleaning cover cap 31 with a through hole in the middle is installed at the upper part of the cleaning connection threaded buckle 33, and a cleaning collar 34 is installed at the lower part of the cleaning connection threaded buckle 33. The upper portion of the cleaning screw 35 is provided with a stepped core portion provided with a through hole cylindrical groove and a plurality of liquid drainage through holes are formed around the central through hole of the cylindrical groove, so that waste liquid is conveniently discharged. When the inner wall of the sampling suction pipe 414 needs to be cleaned, the cleaning bottom cover 38 is provided with a liquid exchange port, the electromagnetic valve 8 controls the first motor 75 to drive the liquid inlet peristaltic pump to move, cleaning liquid is sent into the cleaning sleeve 36 from the cleaning barrel, so that the cleaning liquid is filled in the through holes in the middle of the cleaning screw 35 and the cleaning nylon shaft 37, the sampling suction pipe 414 absorbs the cleaning liquid, the cleaning liquid is sprayed out to repeatedly move to complete the cleaning of the inner wall and the outer wall of the sampling suction pipe 414, and then the waste liquid in the cleaning sleeve 36 is discharged through the liquid discharge peristaltic pump.

Referring to fig. 5-10, the sampling device 4 includes a sampling clamp device 41 and a sampling power device 42, and the sampling power device 42 includes a sampling rotating device 43, a sampling power circuit board 44 and a sampling lifting device 45.

Referring to fig. 6, in this embodiment, in order to facilitate and stabilize sampling, the sampling jig device 41 includes a sampling jig main body 412, a groove is formed on the sampling jig main body 412, a hose fixing member 417 is installed in the groove of the sampling jig main body 412, a sampling jig upper cover 411 is installed above the sampling jig main body 412, a sampling wire passing device 413 is installed at one end of the sampling jig main body 412, a sampling connector 419 is installed at the other end of the sampling jig main body 412, a connector fixing plate 416 is installed on the sampling connector 419, a sampling nut 415 is installed below the connector fixing plate 416 and at the lower end of the sampling connector 419, a sampling straw seat 418 is installed at the core of the sampling connector 419, and a sampling straw 414 is installed on the sampling straw seat 418. The sampling connector 419 is fixed to the sampling holder body 412 by the connector fixing plate 416, and the tip of the sampling pipette 414 is fixed to the sampling pipette holder 418 by the sampling nut 415. The hose is installed in the groove of the sampling clamp body 412 and fixed through a hose fixing piece 417, the hose connects the sampling suction pipe 414 with the peristaltic pump, and the liquid inlet peristaltic pump is controlled by the electromagnetic valve 8 to drive the sampling suction pipe 414 to sample blood samples and place the blood samples into the blood rheology measuring device 5 for measurement.

Referring to fig. 7-8, the sampling rotation device 43 includes a rotation shaft 431, the rotation shaft 431 is connected to the sampling fixture device 41 at the front end thereof, and is fixedly connected to the left end of a guide shaft connecting plate 438 at the lower end thereof, a rotation sleeve 434 is sleeved on the rotation shaft 431, a turntable ring 433 is sleeved on the rotation sleeve 434, a turntable 435 is fixedly connected to the lower side of the turntable ring 433, a guide rail shaft 436 is fixedly connected to the turntable 435, a guide pipe sleeve 437 is mounted on the guide rail shaft 436, the guide pipe sleeve 437 is fixedly connected to the right end of the guide shaft connecting plate 438, and a rotation bearing support 439 is mounted to the lower end of the rotation shaft 431 and below the turntable 435. The sampling power circuit board 44 includes a first side plate 441 disposed on the left side and a second side plate 442 disposed on the right side above the sampling power circuit board. In order to facilitate the installation and adjustment of the two side plates, in this embodiment, the first side plate 441 and the second side plate 442 are both provided with a rotary snap ring 444 at the outer side. A horizontal rotating motor supporting plate 443 and a vertical lifting motor supporting plate 449 are mounted between the two side plates, the two supporting plates are close to each other and perpendicular to each other, a rotating positioning plate 4431 is mounted in the middle of the rotating motor supporting plate 443, one end of the rotating positioning plate 4431 is provided with a strip-shaped hole and fixedly connected with the rotating motor supporting plate 443 through a screw, the other end of the rotating positioning plate 4431 is provided with a rotating guide wheel 4432, a rotating motor 448 is mounted below the rotating motor supporting plate 443, a rotating belt pulley 4433 is mounted at the output shaft end of the rotating motor 448, a rotating optical coupler positioning plate 445 is mounted at the upper side end of the rotating motor supporting plate 443, a rotating optical coupler 446 is mounted on the rotating optical coupler positioning plate 445, a rotating measuring ring 447 is fixedly connected above the rotating bearing supporting plate 439. The taking of the sample into the hemorheology measuring device 5 for measurement is accomplished by the sampling rotating device 43. The front end of the rotating shaft 431 is connected with a sampling clamp device 41, the lower end of the rotating shaft 431 is fixedly connected with the left end of the guide shaft connecting plate 438, the sampling suction pipe 414 on the sampling clamp device 41 is rotated, a rotating sleeve 434 is sleeved on the rotating shaft 431, the rotating shaft 431 is in clearance fit with the rotating sleeve 434 through a plurality of rotating shaft sleeves 432, a positioning ring is arranged in the middle of the rotating sleeve 434 and is fixedly connected with a turntable 435 through a positioning pin hole in the positioning ring, and the upper part of the rotating sleeve 434 is provided with threads and is fixedly connected with the turntable ring 433 through the threads. The rotating sleeve 434 and the rotary disc 435 are connected together through the rotating shaft sleeve 432, so that the rotating shaft 431 has reasonable rotating space and stable rotation. A guide rail shaft 436 is fixedly connected to the rotary table 435, a guide pipe sleeve 437 is mounted on the guide rail shaft 436, the guide pipe sleeve 437 is fixedly connected with the right end of a guide shaft connecting plate 438, and a rotary bearing support 439 is mounted below the rotary table 435 and at the lower end of the rotary shaft 431. The guide shaft 436 on the turntable 435 and the guide pipe sleeve 437 arranged on the roller 436 connect the rotary bearing support 439 on the rotary shaft 431 into a whole, so that the turntable 435 rotates to drive the guide shaft 436 to rotate, the rotary shaft 431 is driven to rotate, and further the rotation action is completed. In order to reduce the load of the motor, in this embodiment, the middle of the rotating disc 435 is provided with a plurality of through holes. In order to accurately position, in this embodiment, a rotary optical coupler positioning plate 445 is installed at the upper end of the rotary motor supporting plate 443, a rotary optical coupler 446 is installed on the rotary optical coupler positioning plate 445, and a rotary measuring ring 447 is fixedly connected to the rotary shaft 431 and above the rotary bearing supporting frame 439. The rotation measuring ring 447 rotates along with the rotating shaft 431, and the rotating optical coupler 446 is used as a rotation sensor, so that signals are transmitted into a computer, and accurate positioning can be realized. So that the sampling device can accurately complete the sampling and blood sample conveying work. In order to stably fix the rotation space of the rotation shaft 431, in the present embodiment, the upper end of the rotation sleeve 434 is threaded and the rotation cap 430 is installed at the threaded position.

Referring to fig. 9 to 10, the sampling elevating device 45 includes an elevating motor 451 installed on an elevating motor support plate 449, an elevating pulley 458 is installed at an output shaft end of the elevating motor 451, an elevating guide rail 452 is installed at a middle portion of the elevating motor support plate 449, a first elevating guide pulley 453 is installed at an upper end of the elevating guide rail 452, a second elevating guide pulley 455 is installed at a lower end of the elevating guide rail 452, the first elevating guide pulley 453, the second elevating guide pulley 455 and the elevating pulley 458 are connected by an elevating belt 454, an elevating belt fixing plate 456 is installed on the elevating belt 454, and an elevating optical coupler 457 is installed on the elevating motor support plate 449 at a left side of the elevating belt fixing plate 456. The rotary bearing support 439 is fixedly connected to the lifting guide rail 452, and the lifting belt fixing plate 456 is fixedly connected to the outer side wall of the rotary bearing support 439, so that when the belt is rotated by the lifting belt pulley 458, the belt is driven to move up and down, and the rotary bearing support 439 integrated with the lifting belt fixing plate 456 is driven to move up and down, so that the rotary shaft 431 is driven to move up and down, and the lifting action of sampling is completed. In order to accurately position the lifting position, in this embodiment, a lifting optical coupler 457 is installed on a lifting motor support plate 449 on the left side of the lifting belt fixing plate 456, and a lifting step number sensor is made by the lifting optical coupler 457 and sent into a computer to perform signal analysis to complete accurate positioning.

Referring to fig. 11-12, the hemorheological measuring device 5 includes a lower hemorheological head main body 51, the hemorheological head main body 51 has a through hole in the vertical middle and a hemorheological aluminum sleeve 526 is installed in the through hole, a jewel bearing block 528 is installed at the lower end of the hemorheological aluminum sleeve 526 and below the hemorheological head main body 51, a long bar-shaped hole for the movement of a code disc 512 is opened in the horizontal middle of the hemorheological head main body 51, the code disc 512 is installed on the hemorheological aluminum sleeve 526, a solenoid positioning plate 514 is installed on the hemorheological head main body 51 and a solenoid 513 is installed on the positioning plate on the left side of the code disc 512, a code disc 511 is installed on the hemorheological head main body 51 on the right side of the code disc 512, a heating hole is opened in the upper part of the hemorheological head main body 51 and a heating rod 515 is installed in the hole, a hemorheological head supporting plate 52 is installed on the upper end of the hemorheological head main body 51, a hemorheological cone bowl 521 is installed on the hemorheological head supporting plate 52, a hemorheology cone cap 522 is installed at the upper part of a hemorheology cone bowl 521, a positioning hole is formed in the middle of the upper plane of the hemorheology cone cap 522, a hemorheology needle cap 525 is installed in the positioning hole, a hemorheology cone needle 524 is installed in the hemorheology needle cap 525, the lower end of the hemorheology cone needle 524 is connected with a hemorheology aluminum sleeve 526, a hemorheology cone head 523 is sleeved on the hemorheology aluminum sleeve 526 in the hemorheology cone bowl 521 and the hemorheology aluminum sleeve 526, a plurality of liquid discharge ports are formed in the bottom of the hemorheology cone bowl 521, and rubber pipe connectors 527 are connected with the liquid discharge ports. Install blood flow change aluminium sleeve pipe 526 on through blood flow change head main part 51, the upper end rigid coupling blood flow change awl needle 524 of blood flow change aluminium sleeve pipe 526, the lower extreme rigid coupling has precious stone bearing to do 528, make code wheel 512 rotate through code wheel 512 at the installation of blood flow change aluminium sleeve pipe 526 lower part and at code wheel 512 through magnetic coil 513 electromagnetic action to drive blood flow change aluminium sleeve pipe 526 and rotate, thereby drive the blood flow change awl head 523 on the blood flow change aluminium sleeve pipe 526 and rotate, accomplish the blood flow change and measure. The blood temperature in the blood flow coning bowl 521 is controlled to be kept at 37 ℃ by the arranged heating rod 515. A plurality of rubber pipe joints 527 are arranged at the bottom of the blood flow cone 521 for draining. A rotating speed sensor is arranged through a coded disc optical coupler 511 and is transmitted to a computer, the rotating angular speed of the blood flow change conical bowl 521 is calculated, and then blood flow change measurement is completed. In order to accurately fix the hemorheological head main body 51 and the hemorheological head support plate 52, in this embodiment, the upper portion of the hemorheological head main body 51 in the hemorheological measurement device 5 is formed by a stepped circular ring, the diameters of the stepped circular rings in the vertical direction are sequentially increased, and the hemorheological head positioning blocks 516 are respectively installed on the left side and the right side below the stepped circular ring. In order to accurately position the hemorheology cone cover 522 on the hemorheology cone bowl 521, in this embodiment, the upper end of the hemorheology cone bowl 521 is provided with a positioning pin of the hemorheology cone cover 522. In order to fix the level of the blood flow measurement device 5, the level meter 53 is attached to the blood flow cone cap 522 in the present embodiment.

Referring to fig. 13-14, the peristaltic pump power device 7 includes a power device supporting plate 71, a first motor positioning plate 72 having a through hole at the middle portion is mounted at the left portion of the front end surface of the power device supporting plate 71, a second motor positioning plate 73 having a through hole at the middle portion is mounted at the right portion, a first motor 75 is mounted at the right portion of the rear end surface of the power device supporting plate 71, the output shaft of the first motor 75 passes through the through hole of the first motor positioning plate 72, a second motor 76 is mounted at the left portion of the rear end surface of the power device supporting plate 71, the output shaft of the second motor 76 passes through the through hole of the second motor positioning plate 73, a first semicircular pump ring 721 is mounted on the first motor positioning plate 72, a first triangular roller mechanism 722 is mounted below the first semicircular pump ring 721, a first hose support 723 is mounted below the first triangular roller mechanism, a first motor positioning plate 72 is hinged to the left end of the first semicircular pump ring 721 through a hinge shaft, and a second motor positioning plate 73 is mounted below the first triangular roller mechanism, The right end is fixedly connected with a first hose bracket 723 through a spring 725; a second semicircular pump ring 731 is mounted on the second motor positioning plate 73, a second triangular roller mechanism 732 is mounted below the second semicircular pump ring 731 and on the second motor positioning plate 73, and a second hose left bracket 733 and a second hose right bracket 735 are mounted at the left lower side and the right lower side of the second triangular roller mechanism 732 respectively. The first motor positioning plate 72, the first motor 75 and the first triangular roller 722 form a liquid inlet peristaltic pump, and the second motor positioning plate 73, the second motor 76 and the second triangular roller 732 form a liquid discharge peristaltic pump. When the liquid inlet peristaltic pump works, the hose is clamped into the first roller 724 and the first semicircular pump ring 721 of the pump body. When the pump body rotates, the first roller 724 pushes the liquid in the hose to move towards the rotating direction, so that the liquid inlet renting is realized. The liquid inlet peristaltic pump controls two actions of sampling and cleaning. The liquid inlet peristaltic pump can rotate positively and negatively. When the liquid discharge peristaltic pump works, the first triangular roller mechanism 722 comprises an upper triangular fixing plate and a lower triangular fixing plate, and the hose is clamped between the second roller 734 and the second semicircular pump ring 731 in the second triangular roller mechanism 732 of the pump body. The liquid discharge peristaltic pump is a unidirectional rotation pump. Through holes are formed in the core parts of the two triangular fixing plates and are fixedly connected with the output shaft end of the first motor 75 through a fixing shaft sleeve, and first rollers 724 are respectively mounted at the corner ends of the two triangular fixing plates; the second triangular roller mechanism 732 includes two upper and lower triangular fixing plates, the cores of the two triangular fixing plates are provided with through holes and fixedly connected with the output shaft end of the second motor 76 through fixing shaft sleeves, the corners of the two triangular fixing plates are respectively provided with a second roller 734, and the middle upper part of the power unit support plate 71 is provided with a semicircular groove 74.

The working process is as follows: when carrying out the blood rheology and measuring, at first send the washing liquid to belt cleaning device 3 through the feed liquor peristaltic pump among peristaltic pump power device 7, then rotate to the belt cleaning device top through sample rotary device 43, control sample straw 414 through sample elevating gear 45 and descend to belt cleaning device 3 in, control the hose to the interior of sample straw 414 through feed liquor peristaltic pump, the outer wall washs, then through sample rotary device 43 and sample elevating gear 45 with the position adjustment of sample straw 414 to the blood sample test tube department that awaits measuring, the completion sample action. And simultaneously, the heating rod 515 starts to heat, the temperature of a blood pool formed by the blood flow cone bowl 521 and the blood flow cone head 523 in the blood flow change measuring device 5 is controlled at 37 ℃, the taken blood sample is sent into the blood pool, and the coded disc 512 is controlled to rotate by the electromagnetic coil 513, so that the measurement of the blood flow change is completed.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.

Claims

1. An apparatus for blood flow change detection, comprising: the device comprises a blood rheology instrument shell (1), wherein the blood rheology instrument shell (1) is divided into a vertical working surface and a horizontal working surface, a liquid crystal screen (6) is arranged on the vertical working surface, and a test tube support frame (2), a cleaning device (3), a sampling device (4), a blood rheology measuring device (5), the liquid crystal screen (6) and a peristaltic pump power device (7) are arranged on the horizontal working surface;

the test tube support frame (2) comprises a quarter arc-shaped upper support plate (21), a middle support plate (22) and a lower support plate (23), a plurality of test tube holes are formed in the upper support plate and the middle support plate, the three support plates are fixedly connected through a plurality of support columns (24), and a plurality of arc-shaped support buckles (25) are installed on the upper support plate (21);

the cleaning device (3) comprises a cleaning sleeve (36), a cleaning screw rod (35) with a through hole in the middle is installed in the cleaning sleeve (36), a cleaning nylon shaft (37) with a through hole in the middle is installed at the lower portion of the cleaning screw rod (35), a cleaning bottom cover (38) is installed at the lower portion of the cleaning nylon shaft (37) and the bottom of the cleaning sleeve (36), a cleaning cover (32) with a through hole in the middle is installed at the upper portion of the cleaning screw rod (35), a hollow cleaning connecting threaded buckle (33) is installed at the upper portion of the cleaning sleeve (36), a cleaning cover cap (31) with a through hole in the middle is installed at the upper portion of the cleaning connecting threaded buckle (33), and a cleaning lantern ring (34) is installed at the lower portion of the cleaning connecting threaded buckle;

the sampling device (4) comprises a sampling clamp device (41) and a sampling power device (42), and the sampling power device (42) comprises a sampling rotating device (43), a sampling power circuit board (44) and a sampling lifting device (45); the sampling rotating device (43) comprises a rotating shaft (431), the front end of the rotating shaft (431) is connected with a sampling fixture device (41), the lower end of the rotating shaft is fixedly connected with the left end of a guide shaft connecting plate (438), a rotating sleeve (434) is sleeved on the rotating shaft (431), a turntable ferrule (433) is sleeved on the rotating sleeve (434), a turntable (435) is fixedly connected below the turntable ferrule (433), a guide rail shaft (436) is fixedly connected on the turntable (435), a guide pipe sleeve (437) is installed on the guide rail shaft (436), the guide pipe sleeve (437) is fixedly connected with the right end of the guide shaft connecting plate (438), and a rotating bearing support frame (439) is installed below the turntable (435) and at the lower end of the rotating shaft (431); the sampling power circuit board (44) comprises a first side board (441) arranged on the left side of the sampling power circuit board and a second side board (442) arranged on the right side of the sampling power circuit board, a horizontal rotating motor supporting board (443) and a vertical lifting motor supporting board (449) are arranged between the two side boards, the two supporting boards are adjacent and perpendicular to each other, a rotating positioning board (4431) is arranged in the middle of the rotating motor supporting board (443), one end of the rotating positioning board (4431) is provided with a strip-shaped hole and fixedly connected with the rotating motor supporting board (443) through a screw, the other end of the rotating positioning board is provided with a rotating guide wheel (4432), a rotating motor (448) is arranged below the rotating motor supporting board (443), a rotating belt pulley (4433) is arranged at the output shaft end of the rotating motor (448), a rotating optical coupler positioning board (445) is arranged at the upper side end of the rotating motor supporting board (443), and a rotating optical coupler (446) is arranged on the rotating optical coupler positioning board (445), a rotary measuring ring (447) is fixedly connected to the rotary shaft (431) and above the rotary bearing support frame (439); the sampling lifting device (45) comprises a lifting motor (451) arranged on a lifting motor support plate (449), a lifting belt pulley (458) is arranged at the output shaft end of the lifting motor (451), a lifting guide rail (452) is arranged in the middle of the lifting motor support plate (449), a first lifting guide wheel (453) is arranged at the upper end of the lifting guide rail (452), a second lifting guide wheel (455) is arranged at the lower end of the lifting guide rail (452), the first lifting guide wheel (453), the second lifting guide wheel (455) and the lifting belt pulley (458) are connected through a lifting belt (454), a lifting belt fixing plate (456) is arranged on the lifting belt (454), and a lifting optical coupler (457) is arranged on the left side of the lifting belt fixing plate (456) and on the lifting motor support plate (449);

the hemorheological measurement device (5) comprises a hemorheological head main body (51) at the lower part, a through hole is formed in the vertical middle part of the hemorheological head main body (51) and a hemorheological aluminum sleeve (526) is installed in the through hole, a gem bearing seat (528) is installed at the lower end of the hemorheological aluminum sleeve (526) and below the hemorheological head main body (51), a bar-shaped long hole for a code disc (512) to move is formed in the horizontal middle part of the hemorheological head main body (51), the code disc (512) is installed on the hemorheological aluminum sleeve (526), an electromagnetic coil positioning plate (514) is installed on the hemorheological head main body (51) on the left side of the code disc (512) and an electromagnetic coil (513) is installed on the positioning plate, a code disc optical coupler (511) is installed on the hemorheological head main body (51) on the right side of the code disc (512), a heating hole is formed in the upper part of the hemorheological head main body (51) and a heating rod (515) is installed in the hole, a hemorheology head supporting plate (52) is installed at the upper end of the hemorheology head main body (51), a hemorheology conical bowl (521) is installed on the hemorheology head supporting plate (52), a hemorheology conical cover (522) is installed at the upper part of the hemorheology conical bowl (521), a positioning hole is formed in the middle of the upper plane of the hemorheology conical cover (522), a hemorheology needle cap (525) is installed in the hole, a hemorheology conical needle (524) is installed in the hemorheology needle cap (525), the lower end of the hemorheology conical needle (524) is connected with a hemorheology aluminum sleeve (526), a hemorheology conical head (523) is sleeved on the hemorheology aluminum sleeve (526) in the hemorheology conical bowl (521), a plurality of liquid discharge ports are formed in the bottom of the hemorheology conical bowl (521), and rubber pipe connectors (527) are connected with the liquid discharge ports;

the sampling clamp device (41) comprises a sampling clamp main body (412), a groove is formed in the sampling clamp main body (412), a hose fixing piece (417) is installed in the groove of the sampling clamp main body (412), a sampling clamp upper cover (411) is installed above the sampling clamp main body (412), a sampling wire passing device (413) is installed at one end of the sampling clamp main body (412), a sampling connecting piece (419) is installed at the other end of the sampling clamp main body, a connecting piece fixing plate (416) is installed on the sampling connecting piece (419), a sampling nut (415) is installed below the connecting piece fixing plate (416) and at the lower end of the sampling connecting piece (419), a sampling suction pipe seat (418) is installed at the core part of the sampling connecting piece (419), and a sampling suction pipe (414) is installed on the sampling suction pipe seat (418);

the upper end of the rotating sleeve (434) is provided with a thread, a rotating cap (430) is arranged at the thread, and a rotating shaft sleeve (432) is arranged between the rotating sleeve (434) and the rotating shaft (431);

the outer sides of the first side plate (441) and the second side plate (442) are respectively provided with a rotary clamping ring (444);

the liquid crystal screen (6) is a touch control screen;

the upper part of a hemorheology head main body (51) in the hemorheology measuring device (5) is formed by a step-shaped circular ring, the diameters of the step-shaped circular rings in the vertical direction are sequentially increased, and hemorheology head positioning blocks (516) are respectively arranged on the left side and the right side below the step-shaped circular ring; the upper end of the blood flow cone-changing bowl (521) is provided with a positioning pin of a blood flow cone cover (522);

the peristaltic pump power device (7) comprises a power device supporting plate (71), a first motor positioning plate (72) with a through hole in the middle is arranged at the left part of the front end face of the power device supporting plate (71), a second motor positioning plate (73) with a through hole in the middle is arranged at the right part of the front end face of the power device supporting plate (71), a first motor (75) is arranged at the right part of the rear end face of the power device supporting plate (71), the output shaft end of the first motor (75) penetrates through the through hole of the first motor positioning plate (72), a second motor (76) is arranged at the left part of the rear end face of the power device supporting plate (71), the output shaft end of the second motor (76) penetrates through the through hole of the second motor positioning plate (73), a first semicircular pump ring (721) is arranged on the first motor positioning plate (72), a first triangular roller mechanism (722) is arranged below the first semicircular pump ring (721) and on the first motor positioning plate (72), a first hose support (723) is arranged below the first triangular roller mechanism (722), the left end of the first semi-circular pump ring (721) is hinged with the first motor positioning plate (72) through a hinge shaft, and the right end of the first semi-circular pump ring is fixedly connected with the first hose support (723) through a spring (725); a second semicircular pump ring (731) is installed on the second motor positioning plate (73), a second triangular roller mechanism (732) is installed below the second semicircular pump ring (731) and on the second motor positioning plate (73), and a second hose left support (733) and a second hose right support (735) are installed on the left lower side and the right lower side of the second triangular roller mechanism (732) respectively.

2. The apparatus for hemorheological testing of claim 1 wherein: the first triangular roller mechanism (722) comprises an upper triangular fixing plate and a lower triangular fixing plate, through holes are formed in the core parts of the two triangular fixing plates and are fixedly connected with the output shaft end of the first motor (75) through fixing shaft sleeves, and first rollers (724) are respectively mounted at the corner ends of the two triangular fixing plates; the second triangular roller mechanism (732) comprises an upper triangular fixing plate and a lower triangular fixing plate, through holes are formed in the core parts of the two triangular fixing plates and fixedly connected with the output shaft end of the second motor (76) through fixing shaft sleeves, second rollers (734) are respectively installed at the corner ends of the two triangular fixing plates, and a semicircular groove (74) is installed at the middle upper part of the power device supporting plate (71).