CN208689055U - A kind of blood coagulation analyzer and its sample adding device - Google Patents
A kind of blood coagulation analyzer and its sample adding device Download PDFInfo
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- CN208689055U CN208689055U CN201821256035.1U CN201821256035U CN208689055U CN 208689055 U CN208689055 U CN 208689055U CN 201821256035 U CN201821256035 U CN 201821256035U CN 208689055 U CN208689055 U CN 208689055U
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Abstract
This application discloses a kind of sample adding devices of blood coagulation analyzer, comprising: pedestal is provided with mounting base on pedestal；The spline housing of ball spline, ball spline is rotationally connected in the bore of mounting base；Needle assemblies are loaded, one end of the splined shaft of ball spline is fixed on；Linear drives component, the drive connection with the other end of splined shaft, for driving splined shaft to move up and down；Rotary driving part is drivingly connected, for driving ball spline to rotate with spline housing.The sample-adding needle assemblies of the sample adding device are connect by ball spline with linear drives component and rotary driving part, realize moving up and down and rotate horizontally vertically for sample-adding needle assemblies, compared with the existing three axis method of operation, reduce the volume of whole device, the structure of sample adding device is simplified, operation is more easier.In addition, since sample-adding needle assemblies can rotate in the horizontal plane, multiple detents can be loaded, operation is more flexible, shortens the operating time, improves work efficiency.
Description
Technical field
The utility model relates to the field of medical instrument technology, in particular to a kind of sample adding device of blood coagulation analyzer.This reality
A kind of blood coagulation analyzer comprising the sample adding device is further related to novel.
Background technique
Blood coagulation analyzer category medicinal clinical laboratory equipment (clinical laboratory's medical instrument) is clinically to measure in blood of human body
Various composition content quantifies biochemical analysis as a result, providing reliable digit foundation for the various diseases of clinical diagnosis patient, is to face
The indispensable conventional detection apparatus of bed.
Blood coagulation analyzer carries out sample-adding operation by sample adding device, structure is complicated for existing sample adding device, volume is larger, at
This is also higher.Such as, it is common to use sample adding device, using linear running track, i.e., along X-axis, Y-axis and Z axis three axis run
Mode, sample adding device will be also connected on the shell of blood coagulation analyzer by attachment device, will definitely increase whole device in this way
Volume, increase the complexity of device, and then also will increase the complexity of operation.In addition, existing sample adding device can only be
It is successively loaded in the same detent, so that malfunction, whole operation process time is long, and working efficiency is low.
Utility model content
In view of this, the purpose of this utility model is to provide a kind of sample adding devices of blood coagulation analyzer, to simplify structure,
Reduce volume, shorten the sample-adding operating time, improves working efficiency.
Another of the utility model is designed to provide a kind of blood coagulation analyzer comprising the sample adding device, to simplify knot
Structure reduces volume, shortens the sample-adding operating time, improves working efficiency.
In order to achieve the above objectives, the utility model the following technical schemes are provided:
A kind of sample adding device of blood coagulation analyzer, comprising:
Pedestal is provided with mounting base on the pedestal；
Ball spline, the spline housing of the ball spline are rotationally connected in the bore of the mounting base；
Needle assemblies are loaded, one end of the splined shaft of the ball spline is fixed on；
Linear drives component, the drive connection with the other end of the splined shaft move down on the splined shaft for driving
It is dynamic；
Rotary driving part is drivingly connected with the spline housing, for driving the ball spline to rotate.
It preferably, further include drive control component in above-mentioned sample adding device, the drive control component includes:
Control panel, with the linear drives component and the equal communication connection of the rotary driving part；
Move along a straight line switch block, connect with the control panel, when the splined shaft is moved up and down to setting position, institute
It states linear motion switch block to be in close state, and linear drives component is controlled by the control panel and stops driving；
Rotary switch assembly is connect with the control panel, and when the splined shaft rotates to setting position, the rotation is opened
It closes component to be in close state, and rotary driving part is controlled by the control panel and stops driving.
Preferably, in above-mentioned sample adding device, the rotary switch assembly includes:
Code-disc is connect with the spline housing, is rotated together with the spline housing, and the edge of the code-disc is provided with corresponding institute
State the first light passing notch of the maximum rotation range of code-disc and the second light passing notch of corresponding multiple load positions；
First optoelectronic switch is fixed on the position of correspondence the first light passing notch of the mounting base, with the control
Plate connection, with the rotation of code-disc, the edge of the code-disc passes through or blocks the optical path of first optoelectronic switch, when code-disc hides
When keeping off the optical path of first optoelectronic switch, first optoelectronic switch is in close state；
Second optoelectronic switch is fixed on the position of correspondence the second light passing notch of the mounting base, with the control
Plate connection, with the rotation of code-disc, the edge of the code-disc passes through or blocks the optical path of second optoelectronic switch, when code-disc hides
When keeping off the optical path of second optoelectronic switch, second optoelectronic switch is in close state.
Preferably, in above-mentioned sample adding device, the linear motion switch block includes:
Third optoelectronic switch is fixed on the pedestal, is connect with the control panel；
Barn door is fixed on rotation fixed block, and the rotation fixed block is rotationally connected on the splined shaft, described
Barn door is moved up and down with the splined shaft, described when the barn door blocks the optical path of the third optoelectronic switch
Third optoelectronic switch is in close state.
Preferably, in above-mentioned sample adding device, the linear drives component includes:
First motor is fixed on the pedestal；
First transmission component, the first motor are drivingly connected by first transmission component and the splined shaft.
Preferably, in above-mentioned sample adding device, first transmission component includes:
First pulley, the output axis connection with the first motor；
Idler shaft is fixed on the pedestal；
Idle pulley, rotation are socketed on the idler shaft；
Vertical synchronous belt, the first pulley are connect with the idle pulley by the vertical toothed belt transmission, the spline
Axis is used by the rotation fixed block that is rotationally connected on the splined shaft and the vertical synchronous band connection, the vertical synchronous belt
It is moved up and down in the driving splined shaft.
Preferably, in above-mentioned sample adding device, the rotary driving part includes:
Second motor is fixed on the pedestal；
Second transmission component, second motor are drivingly connected by second transmission component and the spline housing.
Preferably, in above-mentioned sample adding device, second transmission component includes:
Second belt wheel, the output axis connection with second motor；
Third belt wheel is fixedly and coaxially connected with the spline housing；
Horizontal synchronization band, second belt wheel are connect with the third belt wheel by the horizontal synchronization V belt translation.
Preferably, in above-mentioned sample adding device, second transmission component further includes synchronous belt baffle, the synchronous belt
Baffle is located at the end of the third belt wheel.
Preferably, in above-mentioned sample adding device, further includes:
Pedestal limited block is fixed on the pedestal；
Rotary spacing plate is fixed on the spline housing, is rotated together with the spline housing, is set on the rotary spacing plate
It is equipped with the limiting slot for contacting limit with the pedestal limited block, for limiting the rotation of sample-adding needle assemblies.
It preferably, further include drag chain in above-mentioned sample adding device, one end of the drag chain and the spline axis connection,
The harness and pipeline of the sample adding device are coated in the drag chain.
Preferably, in above-mentioned sample adding device, the spline housing has flange arrangement, the flange arrangement and the seat
The end axially position in hole.
The utility model additionally provides a kind of blood coagulation analyzer, including sample adding device, which is such as any of the above
Sample adding device described in.
Compared with prior art, the utility model has the beneficial effects that
In the sample adding device of blood coagulation analyzer provided by the utility model, the spline housing of ball spline is rotationally connected with pedestal
Mounting base bore in, sample-adding needle assemblies be fixed on ball spline splined shaft one end, the other end and straight line of splined shaft
Driving part is drivingly connected, and for driving splined shaft to move up and down, rotary driving part and spline housing are drivingly connected, for driving
Ball spline rotation.The sample-adding needle assemblies of the sample adding device are connected by ball spline and linear drives component and rotary driving part
It connects, realizes moving up and down and rotate horizontally vertically for sample-adding needle assemblies, compared with the existing three axis method of operation, reduce whole
The volume of a device, simplifies the structure of sample adding device, and operation is more easier.In addition, since sample-adding needle assemblies can be in level
It rotates in face, therefore, multiple detents can be loaded, operation is more flexible, shortens the operating time, improves work effect
Rate.
Detailed description of the invention
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is the embodiments of the present invention, for those of ordinary skill in the art, without creative efforts, also
Other attached drawings can be obtained according to the attached drawing of offer.
Fig. 1 is a kind of assembling structure schematic diagram of the sample adding device of blood coagulation analyzer provided by the embodiment of the utility model；
Fig. 2 is the decomposition diagram of the sample adding device in Fig. 1；
Fig. 3 is a kind of structural schematic diagram of the ball spline of sample adding device provided by the utility model.
Wherein, 1 be pedestal, 101 be mounting base, 2 be first motor, 3 be first pulley, 4 be drag chain, 5 be first bearing,
6 be rotary fixing base, 7 be Bearing housing, 8 be spline housing, 9 be synchronous belt baffle, 10 be third belt wheel, 11 be bearing spacer,
12 it is second bearing, 13 be drag chain fixed block, 14 be rotary spacing plate, 15 be splined shaft, 16 be sample-adding needle assemblies, 17 is code
Disk, 18 be barn door, 19 be synchronous belt tabletting fixed block, 20 be synchronous belt tabletting, 21 be vertical synchronous belt, 22 be idler shaft,
23 be control panel, 24 be third optoelectronic switch, 25 be the second motor, 26 be elastomeric pad, 27 be 3rd bearing, 28 be idle pulley,
29 it is horizontal synchronization band, 30 be the second belt wheel, 31 be pedestal limited block, 32 be second switch fixed block, 33 is that the second photoelectricity is opened
It closes, 34 be the first optoelectronic switch, 35 be first switch fixed block.
Specific embodiment
The core of the utility model simplifies structure there is provided a kind of sample adding device of blood coagulation analyzer, reduces body
Product shortens the sample-adding operating time, improves work efficiency.
The utility model additionally provides a kind of blood coagulation analyzer comprising the sample adding device, simplifies structure, reduces body
Product shortens the sample-adding operating time, improves work efficiency.
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Fig. 1-Fig. 3 is please referred to, the utility model embodiment provides a kind of sample adding device of blood coagulation analyzer, hereinafter referred to as
Sample adding device comprising pedestal 1, ball spline, sample-adding needle assemblies 16, linear drives component and rotary driving part；Wherein, base
Mounting base 101 is provided on seat 1, mounting base 101 has bore；Ball spline includes spline housing 8 and splined shaft 15, ball spline
It is able to achieve linear motion and rotary motion, when linear motion, splined shaft 15 is moved axially with respect to spline housing 8, when rotary motion, flower
Key axis 15 and spline housing 8 rotate together, and the spline housing 8 of ball spline is rotationally connected in the bore of mounting base 101；Sample needle group
Part 16 is fixed on one end of the splined shaft 15 of ball spline, preferably top, for being loaded；Linear drives component and splined shaft 15
The other end be drivingly connected, be preferably drivingly connected with the lower end of splined shaft 15, for driving splined shaft 15 with respect to about 8 spline housing
It is mobile；Rotary driving part and spline housing 8 are drivingly connected, for driving ball spline to rotate.
The working principle and the course of work of the sample adding device are as follows: drive splined shaft 15 with respect to spline by linear drives component
Set 8 moves up and down, and is moved to designated position stopping, since sample-adding needle assemblies 16 and the top of splined shaft 15 are fixed, driving
Sample-adding needle assemblies 16 move up and down；Spline housing 8 is driven to rotate by rotary driving part, due to spline housing 8 and splined shaft 15 1
Rotation is played, therefore, driving sample-adding needle assemblies 16 are rotated around the axis of splined shaft 15, rotate to designated position stopping.According to reality
It needs, selects linear drives component or rotary driving part work, realize that sample-adding needle assemblies 16 carry out sample-adding operation.
As it can be seen that the sample-adding needle assemblies 16 of the sample adding device pass through ball spline and linear drives component and rotary driving part
Connection realizes moving up and down and rotate horizontally vertically for sample-adding needle assemblies 16, compared with the existing three axis method of operation, reduces
The volume of whole device, simplifies the structure of sample adding device, operation is more easier.In addition, since sample-adding needle assemblies 16 can be with
It rotates, therefore, multiple detents can be loaded in the horizontal plane, operation is more flexible, shortens the operating time, improves work
Make efficiency.
Further, in order to realize the accurate control for the shift position for being loaded needle assemblies 16, and then sample-adding operation is realized
Controllable precise prevents the sample-adding movement of needle assemblies 16 from malfunctioning, and in the present embodiment, sample adding device further includes drive control group
Part, drive control component include control panel 23, linear motion switch block and rotary switch assembly.
Wherein, control panel 23 and linear drives component and the equal communication connection of rotary driving part, for controlling linear drives
Component and rotary driving part work；Linear motion switch block is connect with control panel 23, is set when splined shaft 15 moves up and down
Positioning sets or when extreme position, and linear motion switch block is in close state, and control panel 23 is according to linear motion switch block
Closed state control linear drives component stop driving, and when move along a straight line switch block it is in the open state when, control panel
23 are driven according to the open state control linear drives component of linear motion switch block.
Rotary switch assembly is connect with control panel 23, when splined shaft 15 rotates to setting position or extreme position, rotation
Switch block is in close state, and control panel 23, which controls rotary driving part according to the closed state of rotary switch assembly, to be stopped driving
It is dynamic, and when rotary switch assembly is in the open state, control panel 23 is controlled according to the open state of rotary switch assembly to be rotated
Driving part is driven.
The specific work process of the sample adding device is as follows: when splined shaft 15 is moved up and down to designated position or high-low limit position
When setting, triggering linear motion switch block is closed, after control panel 23 receives the status information of linear motion switch block, control
Linear drives component stops driving, moves up and down to be loaded the stopping of needle assemblies 16；And when splined shaft 25 be not moved to it is specified
When position or extreme position, linear motion switch block is constantly in open state, and control panel 23 receives linear motion switch
After the status information of component, control linear drives component continues to drive, and continues to move up and down to be loaded needle assemblies 16.
When splined shaft 15 is rotated horizontally to specified load position or horizontal limeit position, rotary switch assembly pass is triggered
It closes, after control panel 23 receives the status information of rotary switch assembly, control rotary driving part stops driving, thus sample needle group
Part 16 stops rotating；And when splined shaft 25 does not rotate to specified load position or horizontal limeit position, rotary switch assembly
It is constantly in open state, after control panel 23 receives the status information of rotary switch assembly, control rotary driving part continues
Driving, continues to rotate to be loaded needle assemblies 16.
As depicted in figs. 1 and 2, a kind of specific rotary switch assembly is present embodiments provided, rotary switch assembly includes
Code-disc 17, the first optoelectronic switch 34 and the second optoelectronic switch 33；Wherein, code-disc 17 is connect with spline housing 8, and with spline housing 8 one
Rotation is played, the edge of code-disc 17 is provided with the first light passing notch and corresponding multiple sample-addings of the maximum rotation range of corresponding code-disc 17
Second light passing notch of position.
First optoelectronic switch 34 is fixed in mounting base 101, and the position of the first light passing notch of corresponding code-disc 17, and first
Optoelectronic switch 34 is constant relative to the position of mounting base 101, and specifically, the first optoelectronic switch 34 passes through first switch fixed block 35
It is fixed in mounting base 101；First optoelectronic switch 34 is connect with control panel 23, with the rotation of code-disc 17, the edge of code-disc 17
By or block the optical path of the first optoelectronic switch 34, when code-disc 17 blocks the optical path of the first optoelectronic switch 34, the first photoelectricity is opened
It closes 34 to be in close state, then control panel 23 controls rotary drive assembly and stops driving；Specifically, when code-disc 17 is with spline housing 8
Rotation, if the optical path of the first optoelectronic switch 34 can be by the first light passing notch of code-disc 17, the first optoelectronic switch 34
It is constantly in open state, at this point, control panel 23 can drive rotary driving part to be driven always, and when code-disc 17 rotates
When cannot be by the first light passing notch to the optical path of the first optoelectronic switch 34, optical path be blocked by code-disc 17, then the first optoelectronic switch
34 close, and control panel 23 controls rotary driving part and stops driving, so that sample-adding needle assemblies 16 be avoided to turn to confined area
Domain, protection sample-adding needle assemblies 16.
Second optoelectronic switch 33 is fixed in mounting base 101, and the position of the second light passing notch of corresponding code-disc 17, specifically
Ground, the second optoelectronic switch 33 are fixed in mounting base 101 by second switch fixed block 32, and opposite with the first optoelectronic switch 34
Setting；Second optoelectronic switch 33 is connect with control panel 23, and with the rotation of code-disc 17, the edge of code-disc 17 passes through or block second
The optical path of optoelectronic switch 33, when code-disc 17 blocks the optical path of the second optoelectronic switch 33, the second optoelectronic switch 33, which is in, closes shape
State.Specifically, the region between corresponding two load positions of each second light passing notch, is opened when code-disc 17 turns to the second photoelectricity
When closing the position between 33 two the second light passing notches, optical path is blocked, at this point, the second optoelectronic switch 33 is in close state,
Control panel 23 controls rotary driving part and stops driving, so that sample-adding needle assemblies 16 be made to stop at corresponding load position, realizes
Accurate sample-adding operation.
As depicted in figs. 1 and 2, a kind of specific linear motion switch block is present embodiments provided comprising third light
Electric switch 24 and barn door 18；Wherein, third optoelectronic switch 24 is fixed on pedestal 1, is connect with control panel 23；Barn door 18 is solid
Due on rotation fixed block 6, rotation fixed block 6 is rotationally connected on splined shaft 15, and barn door 18 is with about 15 splined shaft
Mobile, when barn door 15 blocks the optical path of third optoelectronic switch 24, third optoelectronic switch 24 is in close state, control panel 23
It controls linear drives component and stops driving, so that the sample-adding stopping of needle assemblies 16 be made to move up and down.Barn door 18, which is preferably provided at, to be added
The extreme position of sample needle assemblies 16 moved up and down.
Certainly, rotary switch assembly and linear motion switch block can also be adopted other than using the structure of optoelectronic switch
The construction of switch formed with position sensor and relay switch, by being moved down on position sensor detection sample-adding needle assemblies 16
The position of dynamic position or rotation, so trigger relay switch work, equally can be realized sample-adding needle assemblies 16 on move down
Dynamic and rotation position accurately controls.Only the structure of optoelectronic switch is simpler, operates more convenient.
As depicted in figs. 1 and 2, a kind of specific linear drives component is present embodiments provided comprising 2 He of first motor
First transmission component, wherein first motor 2 is fixed on pedestal 1, and first motor 2 passes through the first transmission component and splined shaft 15
It is drivingly connected.
As optimization, the first transmission component includes first pulley 3, idler shaft 22, idle pulley 28 and vertical synchronous belt 21；Its
In, the output axis connection of first pulley 3 and first motor 2；Idler shaft 22 is fixed on pedestal 1；The rotation of idle pulley 28 is socketed on lazy
On wheel shaft 22, it is rotatablely connected especially by 3rd bearing 27, in order to make axially position of the idle pulley 28 on idler shaft 22, also passes through
Elastomeric pad 26 is limited；First pulley 3 and idle pulley 28 are sequentially connected by vertical synchronous belt 21, splined shaft 15 and it is vertical together
It walks band 21 to connect, for driving the splined shaft 15 to move up and down.Specifically, 6 turns of fixed block of the lower end of splined shaft 15 and rotation
Dynamic connection is rotated and is rotatablely connected between fixed block 16 and splined shaft 15 by first bearing 5, and bearing both ends pass through Bearing housing
7 compress positioning, and vertical synchronous belt 21 is fixed by synchronous belt tabletting 20 and synchronous belt tabletting fixed block 19 and rotation fixed block 6
Connection, therefore, when vertical synchronous belt 21 is when moving up and down, drive rotation fixed block 6 is moved up and down, and then drives splined shaft 15
It moves up and down, so that sample-adding needle assemblies 16 be driven to move up and down.
Certainly, linear drives component can also be made of first motor 2, the first rack gear, the first rack gear and first motor 2
Output gear engagement driving, splined shaft 15 are connect with the first rack gear, are moved by the driving splined shaft 15 that moves up and down of the first rack gear
It is dynamic.
As depicted in figs. 1 and 2, a kind of specific rotary driving part is present embodiments provided comprising the second motor 25
With the second transmission component, the second motor 25 is fixed on pedestal 1；Second motor 25 is driven by the second transmission component and spline housing 8
Dynamic connection.
As optimization, the second transmission component includes the second belt wheel 30, third belt wheel 10 and horizontal synchronization band 29, wherein the
The output axis connection of two belt wheels 30 and the second motor 25；Third belt wheel 10 is fixedly and coaxially connected with spline housing 8；Second belt wheel 30 with
Third belt wheel 10 is sequentially connected by horizontal synchronization band 29.When work, the rotation of 25 turn drives second tape wheel 30 of the second motor, the second band
Wheel 30 drives third belt wheel 10 to rotate by horizontal synchronization band 29, since third belt wheel 10 and spline housing 8 are fixed, driving
Spline housing 8, splined shaft 15 rotate together, to realize the rotation of sample-adding needle assemblies 16.
Further, in the present embodiment, the second transmission component further includes synchronous belt baffle 9, and synchronous belt baffle 9 is located at the
The end of three belt wheels 10, prevents horizontal synchronization band 29 from skidding off from third belt wheel 10.
Certainly, rotary driving part can also be made of the second motor 25, the second rack gear and second gear, the second rack gear with
The output gear of second motor 25 engages, and second gear is coaxial fixed with spline housing 8, and second gear is engaged with the second rack gear, leads to
The rotation of the second rack drives second gear is crossed, and then sample-adding needle assemblies 16 is driven to rotate.Or rotary driving part is by the second electricity
Machine 25, gear set, second gear composition, the second motor 25 are sequentially connected with second gear by gear set.As long as can be realized
The transmission connection of second motor 25 and spline housing 8, it is not limited to form cited by the present embodiment.
As depicted in figs. 1 and 2, sample adding device is advanced optimized, in the present embodiment, sample adding device further includes pedestal limit
Position block 31 and rotary spacing plate 14, wherein pedestal limited block 31 is fixed on pedestal 1, is specifically located in fixing seat 101, is turned
Dynamic limit plate 14 is fixed on spline housing 8, is rotated together, is provided on rotary spacing plate 8 for limiting with pedestal with spline housing 8
The limiting slot of the contact limit of block 31, for limiting the rotation of sample-adding needle assemblies 16.When sample-adding needle assemblies 16 turn to extreme position
When, it is loaded needle assemblies 16 in order to prevent, striker occurs, rotary spacing plate 14 is limited by pedestal limited block 31, prevents to add
Sample needle assemblies 16 continue to rotate, and buffer to striker, striker, that is, stopping alarm, it is therefore prevented that striker damages the destructiveness of needle.
And 14 split type structure of code-disc 17 and rotary spacing plate, limit spacing construction machine intensity is high, after preventing maloperation
Striker, and stable structure is not easy to loosen.
Further, in the present embodiment, sample adding device further includes drag chain 4, and one end of drag chain 4 and splined shaft 15 connect
It connects, the harness and pipeline of sample adding device is coated in drag chain 4.Specifically, one end of drag chain 4 is provided with link block, link block with
The rotation fixed block 6 of 15 lower end of splined shaft by drag chain fixed block 13 connect, harness and pipeline protection in drag chain 4, harness with
Pipeline can directly be connect by ball spline through-hole with circuit board, thus it is not easy to wear in the process of running, it improves service life.
As shown in figure 3, in the present embodiment, spline housing 8 has a flange arrangement, and the end of flange arrangement and bore is axially fixed
Position, kinematic accuracy is high, and eliminates slight jitter, and to be fluorinated cold chromium plating, splined shaft 15 has good the surface treatment of splined shaft 15
Antirust function.
In the present embodiment, sample-adding needle assemblies 16 and ball spline installation flat key limit, Yi Fuwei after disassembly.Spline housing 8
It is preferred that be rotatablely connected by the bore of two second bearings 12 and mounting base 101, between two second bearings 12 by bearing every
Circle 11 separates.
Based on sample adding device described in any of the above embodiment, the utility model embodiment additionally provides a kind of blood coagulation point
Analyzer, including sample adding device, the sample adding device are the sample adding device as described in any of the above embodiment.
Since blood coagulation analyzer uses the sample adding device in the utility model, structure is simplified, body is reduced
Product shortens the sample-adding operating time, improves work efficiency.
Each embodiment in this specification is described in a progressive manner, the highlights of each of the examples are with other
The difference of embodiment, the same or similar parts in each embodiment may refer to each other.
The foregoing description of the disclosed embodiments can be realized professional and technical personnel in the field or using originally practical new
Type.Various modifications to these embodiments will be readily apparent to those skilled in the art, and determine herein
The General Principle of justice can be realized in other embodiments without departing from the spirit or scope of the present utility model.Cause
This, the present invention will not be limited to the embodiments shown herein, and is to fit to and principles disclosed herein
The widest scope consistent with features of novelty.
Claims (13)
1. a kind of sample adding device of blood coagulation analyzer characterized by comprising
Pedestal (1) is provided with mounting base (101) on the pedestal (1)；
The spline housing (8) of ball spline, the ball spline is rotationally connected in the bore of the mounting base (101)；
It is loaded needle assemblies (16), is fixed on one end of the splined shaft (15) of the ball spline；
Linear drives component, the drive connection with the other end of the splined shaft (15), for driving the splined shaft (15)
Lower movement；
Rotary driving part is drivingly connected with the spline housing (8), for driving the ball spline to rotate.
2. sample adding device according to claim 1, which is characterized in that further include drive control component, the drive control
Component includes:
Control panel (23), with the linear drives component and the equal communication connection of the rotary driving part；
Move along a straight line switch block, connect with the control panel (23), when the splined shaft (15) is moved up and down to setting position
Or when extreme position, the linear motion switch block is in close state, and described straight by the control panel (23) control
Line driving part stops driving；
Rotary switch assembly is connect with the control panel (23), when the splined shaft (15) rotates to setting position or limit position
When setting, the rotary switch assembly is in close state, and is controlled the rotary driving part by the control panel (23) and stopped
Only drive.
3. sample adding device according to claim 2, which is characterized in that the rotary switch assembly includes:
Code-disc (17) is connect with the spline housing (8), is rotated together with the spline housing (8), and the edge of the code-disc (17) is set
It is equipped with the first light passing notch of the maximum rotation range of the corresponding code-disc (17) and the second light passing of corresponding multiple load positions
Notch；
First optoelectronic switch (34) is fixed on the position of correspondence the first light passing notch of the mounting base (101), and described
Control panel (23) connection, with the rotation of the code-disc (17), the edge of the code-disc (17) passes through or blocks first light
The optical path of electric switch (34), when the code-disc (17) blocks the optical path of first optoelectronic switch (34), first photoelectricity
Switch (34) is in close state；
Second optoelectronic switch (33) is fixed on the position of correspondence the second light passing notch of the mounting base (101), and described
Control panel (23) connection, with the rotation of the code-disc (17), the edge of the code-disc (17) passes through or blocks second light
The optical path of electric switch (33), when the code-disc (17) blocks the optical path of second optoelectronic switch (33), second photoelectricity
Switch (33) is in close state.
4. sample adding device according to claim 2, which is characterized in that the linear motion switch block includes:
Third optoelectronic switch (24) is fixed on the pedestal (1), is connect with the control panel (23)；
Barn door (18) is fixed in rotation fixed block (6), and the rotation fixed block (6) is rotationally connected with the splined shaft
(15) on, the barn door (18) moves up and down with the splined shaft (15), when the barn door (18) blocks described
When the optical path of three optoelectronic switches (24), the third optoelectronic switch (24) is in close state.
5. sample adding device according to claim 1-4, which is characterized in that the linear drives component includes:
First motor (2) is fixed on the pedestal (1)；
First transmission component, the first motor (2) are drivingly connected by first transmission component and the splined shaft (15).
6. sample adding device according to claim 5, which is characterized in that first transmission component includes:
First pulley (3), the output axis connection with the first motor (2)；
Idler shaft (22) is fixed on the pedestal (1)；
Idle pulley (28), rotation are socketed on the idler shaft (22)；
Vertical synchronous belt (21), the first pulley (3) and the idle pulley (28) are connected by vertical synchronous belt (21) transmission
Connect, the splined shaft (15) by the rotation fixed block (6) that is rotationally connected on the splined shaft (15) with it is described vertical synchronous
Band (21) connects, and the vertical synchronous belt (21) is for driving the splined shaft (15) to move up and down.
7. sample adding device according to claim 1-4, which is characterized in that the rotary driving part includes:
Second motor (25) is fixed on the pedestal (1)；
Second transmission component, second motor (25) are drivingly connected by second transmission component and the spline housing (8).
8. sample adding device according to claim 7, which is characterized in that second transmission component includes:
Second belt wheel (30), the output axis connection with second motor (25)；
Third belt wheel (10) is fixedly and coaxially connected with the spline housing (8)；
Horizontal synchronization band (29), second belt wheel (30) and the third belt wheel (10) are passed by the horizontal synchronization band (29)
Dynamic connection.
9. sample adding device according to claim 8, which is characterized in that second transmission component further includes synchronous belt baffle
(9), the synchronous belt baffle (9) is located at the end of the third belt wheel (10).
10. sample adding device according to claim 1-4, which is characterized in that further include:
Pedestal limited block (31) is fixed on the pedestal (1)；
Rotary spacing plate (14) is fixed on the spline housing (8), is rotated together with the spline housing (8), the rotary spacing
The limiting slot for contacting limit with the pedestal limited block (31) is provided on plate (14), for limiting the sample-adding needle assemblies
(16) rotation.
11. sample adding device according to claim 1-4, which is characterized in that further include drag chain (4), the drag chain
(4) one end is connect with the splined shaft (15), and the harness and pipeline of the sample adding device are coated in the drag chain (4).
12. sample adding device according to claim 1-4, which is characterized in that the spline housing (8) has flange knot
Structure, the end axially position of the flange arrangement and the bore.
13. a kind of blood coagulation analyzer, including sample adding device, which is characterized in that the sample adding device is as claim 1-12 is any
Sample adding device described in.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821256035.1U CN208689055U (en) | 2018-08-06 | 2018-08-06 | A kind of blood coagulation analyzer and its sample adding device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821256035.1U CN208689055U (en) | 2018-08-06 | 2018-08-06 | A kind of blood coagulation analyzer and its sample adding device |
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| CN208689055U true CN208689055U (en) | 2019-04-02 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110538680A (en) * | 2019-08-19 | 2019-12-06 | 昆山汇先医药技术有限公司 | Micro-fluidic sample processing equipment |
| WO2022241801A1 (en) * | 2021-05-21 | 2022-11-24 | 山东博科生物产业有限公司 | Sample adding mechanism and analyzer |
-
2018
- 2018-08-06 CN CN201821256035.1U patent/CN208689055U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110538680A (en) * | 2019-08-19 | 2019-12-06 | 昆山汇先医药技术有限公司 | Micro-fluidic sample processing equipment |
| WO2022241801A1 (en) * | 2021-05-21 | 2022-11-24 | 山东博科生物产业有限公司 | Sample adding mechanism and analyzer |
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