The accurate blood plasma of one kind detection and haemocyte interface identifying device
Technical field
It is specially a kind of accurate blood plasma of detection and haemocyte interface the present invention relates to medical examination apparatus technical field
Identifying device.
Background technology
Medical treatment detection device is a kind of equipment for detecting health, and medical care people can be allowed by medical examination apparatus
The whether sick and sick cause of disease of the clear and definite patient that becomes apparent from of member, as the improvement of people's living standards, people are to healthy
Attention degree also more and more higher, therefore the development of medical examination apparatus is also more and more faster.A kind of blood plasma is known with haemocyte interface
Other device
It is a kind of common disorder in screening mode to carry out examination to disease by blood testing, needs first to extract in blood testing
The blood plasma gone out in blood, is the accurate blood plasma that extracts, it is necessary to accurately be judged stratification interface height in advance.But existing blood plasma is extracted
In equipment, blood plasma interface judgment means are not provided with, are generally judged by empirical data, so as to cause the waste of blood plasma resource
Or containing haemocyte in the blood plasma extracted, a kind of blood plasma that Patent No. CN205449628U is proposed is recognized with haemocyte interface
Device, the blood plasma passes through controller, air pump, light source emitter, light source receiver and sensing with haemocyte interface identifying device
The cooperation of device, can enable the device accurately identify the position of interface.
But the equipment drives light source emitter to rise only by air pump and piston rod to be operated, easily exists because upper
It is not steady enough when rising, so as to cause light source emitter to be not horizontality, so as to influence the accuracy of detection, cause to examine
Error is surveyed, so as to influence the extraction of blood plasma to add the error of testing result.
The content of the invention
It is an object of the invention to provide the accurate blood plasma of one kind detection and haemocyte interface identifying device, possesses lifting
Stable advantage, solve proposed in background technology drive light source emitter to rise only by air pump and piston rod to carry out work
Make, it is not steady enough when easily existing because rising, so as to cause light source emitter to be not horizontality, so as to influence the essence of detection
Exactness, causes detection error occur, so as to influence the problem of extraction of blood plasma adds the error of testing result.
To achieve the above object, the present invention provides following technical scheme:The accurate blood plasma of one kind detection is demarcated with haemocyte
Open up fluted at the top of face identifying device, including shell, the shell, the inside of the groove is placed with holding vessel, institute
The side for stating groove inner wall is inlaid with light source receiver board, the inside of the shell and is located at one of groove away from light source receiver board
Side offers between accommodating chamber, and accommodating chamber and groove and connected by groove.
The inwall bottom of the accommodating chamber is fixedly connected with the bottom of motor, the output shaft of the motor and the bottom of ratch
It is fixedly connected, and the top of ratch and the inwall top movable of accommodating chamber are connected, the inwall bottom and the bottom of threaded rod of accommodating chamber
Portion is fixedly connected, and the threaded rod is located at motor at the top of the side of groove, and the top of threaded rod and the inwall of accommodating chamber
It is fixedly connected, the outer surface thread of threaded rod is connected with nut, and the outer surface of the nut and the inwall of gear are integrally formed, institute
The latch of gear is stated to engage with the latch of ratch.
The top of the nut is fixedly connected by the bottom of flanged bearing fixed block, the fixed block away from ratch one
Side is fixedly connected with one end of connecting rod, and the inside of one end insertion groove and the side of sliding block of the connecting rod away from fixed block are fixed
Connection, the one end of the sliding block away from connecting rod is fixedly connected with the side of light source emitter, on the inwall of the groove both sides
Chute is offered, the internal activity of the chute is provided with roller, side and fix bar of the roller away from chute bottom land
One end is flexibly connected, and side of the fix bar away from roller is fixedly connected with the side of sliding block.
The top of the shell is fixedly connected with the bottom of hydraulically extensible bar, the top of the hydraulically extensible bar and top plate
Bottom is fixedly connected, and the bottom of the top plate and is inlaid with suction pipe positioned at the position of groove, and the bottom insertion of the suction pipe is contained
The inside of vessel is put, the side of the shell is inlaid with controller, and hydraulically extensible bar, suction pipe, light source emitter, light source are received
Plate and motor are connected with controller telecommunications.
It is preferred that, limiting plate is provided with the top of the holding vessel, and the bottom of limiting plate is contacted with the bottom of shell.
It is preferred that, the radius of the gear is four times of ratch radius.
It is preferred that, the quantity of the hydraulically extensible bar is two, and two hydraulically extensible bars are symmetricly set under top plate
Side.
It is preferred that, the fixed block in a ring, and the opening-like outside for being looped around threaded rod in center of fixed block.
It is preferred that, the outer surface of the holding vessel is provided with graduation mark.
Compared with prior art, beneficial effects of the present invention are as follows:
1st, the present invention is by setting the present invention by setting groove, sliding block, roller and the cooperation of fix bar, so that sliding block drives
Remain horizontality during rising in light source emitter, it is and more steady while rising, it is to avoid occur because
What is projected for light source is not horizontal light so as to cause detection error occur, the problem of influence Detection results.
2nd, the present invention by the radius of gear by being arranged to four times of ratch, so that the rotating speed of nut is four points of motor
One of, by reducing the rotating speed of nut, so that it is more steady during nut rising, so as to avoid causing because rotating speed is too fast
The speed risen is too quickly, causes sliding block can not stop in the very first time, so that the larger situation of the error caused.
3rd, the present invention makes what light source emitter and light source receiver board were disturbed all in no extraneous factor by setting groove
In the case of carry out, it is to avoid the refraction of light or other factors cause light source receiver board receive information to occur caused by extraneous factor
Error, causes the inaccurate situation of boundary occur.
4th, the present invention is by setting two hydraulically extensible bars to be symmetrical arranged, so that top plate raising and lowering is more flat
Surely, there is the phenomenon of error so as to suction pipe occur and tilt when extracting blood plasma.
5th, the present invention is simple in construction reasonable in design be easy to promote and use.
Brief description of the drawings
Fig. 1 is schematic structural view of the invention;
Fig. 2 is the structural representation that groove of the present invention is overlooked;
Fig. 3 is the structural representation that threaded rod of the present invention is looked up.
In figure:1 shell, 2 grooves, 3 light source receiver boards, 4 accommodating chambers, 5 grooves, 6 motors, 7 ratch, 8 threaded rods, 9 nuts,
10 gears, 11 fixed blocks, 12 connecting rods, 13 sliding blocks, 14 light source emitters, 15 chutes, 16 rollers, 17 fix bars, 18 hydraulically extensibles
Vessel, 25 graduation marks are placed in bar, 19 top plates, 20 suction pipes, 21 controllers, 22 flanged bearings, 23 limiting plates, 24.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation is described, it is clear that described embodiment is only a part of embodiment of the invention, rather than whole embodiments.It is based on
Embodiment in the present invention, it is every other that those of ordinary skill in the art are obtained under the premise of creative work is not made
Embodiment, belongs to the scope of protection of the invention.
Refer to Fig. 1-3, the accurate blood plasma of one kind detection and haemocyte interface identifying device, including shell(1), shell
(1)Top open up fluted(2), groove(2)Inside be placed with holding vessel(24), holding vessel(24)Outer surface set
It is equipped with graduation mark(25), holding vessel(24)Top be provided with limiting plate(23), and limiting plate(23)Bottom and shell(1)
Bottom contact, groove(2)The side of inwall is inlaid with light source receiver board(3), shell(1)Inside and positioned at groove(2)
Away from light source receiver board(3)Side offer accommodating chamber(4), and accommodating chamber(4)With groove(2)Between pass through groove(5)Even
It is logical.
Accommodating chamber(4)Inwall bottom and motor(6)Bottom be fixedly connected, motor(6)For band-type brake motor, work as motor
(6)Motor after stopping operating(6)Rotating shaft can not rotate, motor(6)Output shaft and ratch(7)Bottom fix connect
Connect, and ratch(7)Top and accommodating chamber(4)Inwall top movable connection, accommodating chamber(4)Inwall bottom and threaded rod
(8)Bottom be fixedly connected, threaded rod(8)Positioned at motor(6)Close to groove(5)Side, and threaded rod(8)Top and appearance
Receive chamber(4)Inwall at the top of be fixedly connected, threaded rod(8)Outer surface thread be connected with nut(9), nut(9)Outer surface
With gear(10)Inwall be integrally formed, gear(10)Latch and ratch(7)Latch engagement, gear(10)Radius be tooth
Bar(7)Four times of radius, due to gear(10)Radius be ratch(7)Four times so that ratch(7)Rotating speed be nut
(9)Four times, therefore nut(9)What is rotated is more slow, so that nut(9)In threaded rod(8)Upper slow rising.
Nut(9)Top pass through flanged bearing(22)Fixed block(11)Bottom be fixedly connected, fixed block(11)In ring
Shape, and fixed block(11)Center opening-like be looped around threaded rod(8)Outside, fixed block(11)Away from ratch(7)'s
Side and connecting rod(12)One end be fixedly connected, connecting rod(12)Away from fixed block(11)One end insertion groove(5)Inside with
Sliding block(13)Side be fixedly connected, connecting rod(12)Quantity be two, and pass through set two connecting rods(12)So that sliding block
(13)It is mobile more steady, sliding block(13)Away from connecting rod(12)One end and light source emitter(14)Side fix connect
Connect, light source emitter(14)Launch for flaxen light, and light is horizontal, and flaxen light can not
Penetrated at the blood platelet and erythrocyte in blood, the blood plasma in blood, groove can only be penetrated(5)On the inwall of both sides
Offer chute(15), chute(15)Internal activity roller is installed(16), roller(16)Away from chute(15)The one of bottom land
Side and fix bar(17)One end be flexibly connected, fix bar(17)Away from roller(16)Side and sliding block(13)Side fix
Connection.
Shell(1)Top and hydraulically extensible bar(18)Bottom be fixedly connected, hydraulically extensible bar(18)Top and top
Plate(19)Bottom be fixedly connected, hydraulically extensible bar(18)Quantity be two, and two hydraulically extensible bars(18)It is symmetrical arranged
In top plate(19)Lower section, top plate(19)Bottom and positioned at groove(2)Position be inlaid with suction pipe(20), suction pipe(20)'s
Holding vessel is inserted in bottom(24)Inside, suction pipe(20)Top be connected with negative pressure pump, vessel will be prevented by negative pressure pump
(24)Interior blood plasma is extracted out, shell(1)Side be inlaid with controller(21), and hydraulically extensible bar(18), suction pipe(20), light source
Transmitter(14), light source receiver board(3)And motor(6)And controller(21)Telecommunications is connected, after the equipment starts, controller
(21)Can controlled motor(6)Started, while light source emitter can be opened(14), when light source receiver board(3)It can connect
After light source, controller(21)Will controlled motor(6)Close, while controlling suction pipe(20)Extract the blood above placement vessel
Slurry, while passing through controller(21)Make hydraulically extensible bar(18)Declined, when hydraulically extensible bar(18)The distance and spiral shell of decline
It is female(9)When the distance of rising is equal to the height for placing vessel, hydraulically extensible bar(18)Just it can not proceed to decline, so as to avoid
Suction pipe(20)It is inserted into inside the haemocyte below blood plasma.
In use, starting motor(6), work as motor(6)Ratch can be driven after startup(7)Rotated, work as ratch(7)Carry out
During rotation, gear can be passed through(10)Drive nut(9)Rotated, and due to gear(10)Radius be ratch(7)Four
Times, therefore nut(9)What is rotated is more slow, so that nut(9)In threaded rod(8)Upper slow rising, works as nut(9)On
While liter, light source emitter(14)Can go out flaxen light source, faint yellow light can not from the blood platelet in blood with
And penetrated at erythrocyte, when light source receiver board(3)Receive light source emitter(14)After the light source of transmitting, controller(21)Just
Can controlled motor(6)Stop operating, then utilize suction pipe(20)Extract the blood plasma on upper strata out, and pass through hydraulically extensible bar(18)Adjust
Save suction pipe(20)The depth inserted in blood plasma, when reaching blood plasma with blood platelet line of demarcation, controller(21)Control hydraulic pressure is stretched
Contracting bar(18)Stop motion, so as to reach the accurate purpose for extracting blood plasma.
In summary:The present invention is by setting groove(5), sliding block(13), roller(16)And fix bar(17)Cooperation, from
And make sliding block(13)Drive light source emitter(14)Horizontality is remained during middle rising, and while rising more
Plus it is steady, it is to avoid occur because light source project be not horizontal light to cause detection error occur, influence detection effect
The problem of fruit.
And simultaneously, the present invention is by by gear(10)Radius be arranged to ratch(7)Four times so that nut(9)'s
Rotating speed is motor(6)A quarter, by reducing nut(9)Rotating speed so that nut(9)It is more steady during rising,
So as to avoid, because the too fast speed for causing to rise of rotating speed is too quickly, causing sliding block(13)It can not stop in the very first time, so as to make
Into the larger situation of error.
And simultaneously, the present invention is by setting groove(2), make light source emitter(14)With light source receiver board(3)All in not having
Carried out in the case of having extraneous factor interference, it is to avoid the refraction of light or other factors cause light source to connect caused by extraneous factor
Receive plate(3)There is error in receive information, causes the inaccurate situation of boundary occur.
Also, by setting two hydraulically extensible bars(18)It is symmetrical arranged, so that top plate(19)Raising and lowering is more
Plus it is steady, so as to suction pipe occur(20)Tilt when extracting blood plasma and the phenomenon of error occur.
The present invention is simple in construction simultaneously reasonable in design be easy to promote and use.
It should be noted that herein, such as first and second or the like relational terms are used merely to a reality
Body or operation make a distinction with another entity or operation, and not necessarily require or imply these entities or deposited between operating
In any this actual relation or order.Moreover, term " comprising ", "comprising" or its any other variant are intended to
Nonexcludability is included, so that process, method, article or equipment including a series of key elements not only will including those
Element, but also other key elements including being not expressly set out, or also include being this process, method, article or equipment
Intrinsic key element.In the absence of more restrictions, the key element limited by sentence "including a ...", it is not excluded that
Also there is other identical element in process, method, article or equipment including the key element.
Although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
A variety of changes, modification can be carried out to these embodiments, replace without departing from the principles and spirit of the present invention by understanding
And modification, the scope of the present invention is defined by the appended.