CN209069957U - A kind of cleaning device of automatic clinical chemistry analyzer - Google Patents
A kind of cleaning device of automatic clinical chemistry analyzer Download PDFInfo
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- CN209069957U CN209069957U CN201821803302.2U CN201821803302U CN209069957U CN 209069957 U CN209069957 U CN 209069957U CN 201821803302 U CN201821803302 U CN 201821803302U CN 209069957 U CN209069957 U CN 209069957U
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Abstract
The utility model relates to a kind of cleaning devices of automatic clinical chemistry analyzer, belong to the field of medical instrument technology, including motor mounting plate, linear guide, move up and down plate, upper and lower adjustment block, support plate, movable plate, needle rack component, oscillating bar assembly, stepper motor, wiping needle and at least one cleaning needle, plate is wherein moved up and down to connect by linear guide with motor mounting plate, the bottom end for moving up and down plate is equipped with the recess portion matched with oscillating bar assembly, and the top for moving up and down plate is connect by upper and lower adjustment block with support plate；Support plate is connect with movable plate, and needle rack component is fixed on movable plate, and wiping needle and cleaning needle are fixed on needle rack component；Stepper motor is fixedly mounted on motor mounting plate, and stepper motor drives oscillating bar assembly to swing, and is moved up and down so that oscillating bar assembly moves up and down plate by recess portion drive along linear guide.The utility model has the characteristics that simple and reasonable, movement is light and handy, spaces compact and manufacturing cost are low.
Description
Technical field
The utility model relates to the field of medical instrument technology, the cleaning more particularly to a kind of automatic clinical chemistry analyzer is filled
It sets.
Background technique
In clinical detection, biochemical analysis is a very important detection, and biochemical analysis and detection is usually by biochemical analysis
Instrument is completed.Biochemical Analyzer is a kind of instrument that certain specified chemical ingredient in body fluid is measured using photoelectric colorimetry principle, with
The development of science and technology, automatic clinical chemistry analyzer is widely used in the detection of the routine biochemistries index such as liver function, kidney function.Mesh
Before, to complete that waste liquid is discharged in automatic clinical chemistry analyzer and cleaning the function of cuvette, a set of cleaning device is needed to complete,
And the cleaning device in market has following shortcoming, in structure, using complicated transmission mechanism, leads to customization degree
High, processing technology requires high, at high cost and reduces machinery driving efficiency, and the bigger stress and strain of simultaneous reduces
The service life of component of machine；In use, wiping needle also easily influences testing result with cuvette working face contact wear.
Utility model content
Based on this, it is necessary to existing automatic clinical chemistry analyzer cleaning device there are aiming at the problem that, one kind is provided
The cleaning device of automatic clinical chemistry analyzer.
To solve the above problems, the utility model takes the following technical solution:
A kind of cleaning device of automatic clinical chemistry analyzer, including motor mounting plate, linear guide, move up and down plate, on
Lower adjustment block, support plate, movable plate, needle rack component, oscillating bar assembly, stepper motor, wiping needle and at least one cleaning needle；
It is described to move up and down plate and connect by the linear guide with the motor mounting plate, the bottom for moving up and down plate
End is equipped with the recess portion that matches with the oscillating bar assembly, the top for moving up and down plate by the upper and lower adjustment block with it is described
Support plate connection；
The support plate is connect with the movable plate, and the needle rack component is fixed on the movable plate, the needle branch
The wiping needle and the cleaning needle are fixed on frame component；
The stepper motor is fixedly mounted on the motor mounting plate, and the stepper motor drives the oscillating bar assembly pendulum
It is dynamic, so that the oscillating bar assembly is moved up and down by moving up and down plate described in recess portion drive along the linear guide.
Compared with prior art, a kind of cleaning device for automatic clinical chemistry analyzer that the utility model is proposed have with
It is lower the utility model has the advantages that
The cleaning device is based on motor mounting plate, linear guide, moves up and down plate, upper and lower adjustment block, support plate, movement
Plate, needle rack component, oscillating bar assembly and stepper motor and the mutual cooperation between them, make to put under the driving of stepper motor
Bar assembly is swung around the output shaft of stepper motor, oscillating bar assembly and moves up and down plate with the connection type of space line higher pair building fortune
Moving constraint, finally under the effect of contraction of linear guide, so that oscillating bar assembly is vertical side to the function and effect for moving up and down plate
To elevating movement, and then drive wiping needle and cleaning needle move up and down.The utility model passes through the connection of space line higher pair
It can accurately transfer complex move, reduce the driving member quantity used, improve the fault-tolerance of mechanical structure, operation side
Just, it is easily installed and safeguards have the characteristics that simple and reasonable, movement is light and handy, spaces compact and manufacturing cost are low.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of the cleaning device of automatic clinical chemistry analyzer of the utility model；
Fig. 2 is a kind of another structural schematic diagram of the cleaning device of automatic clinical chemistry analyzer of the utility model；
Fig. 3 is the structural schematic diagram that needle is wiped in a kind of cleaning device of automatic clinical chemistry analyzer of the utility model.
Specific embodiment
The technical solution of the utility model is described in detail below in conjunction with attached drawing and preferred embodiment.
In one of the embodiments, as depicted in figs. 1 and 2, the utility model discloses a kind of automatic clinical chemistry analyzer
Cleaning device, which includes motor mounting plate 1, linear guide 2, moves up and down plate 3, upper and lower adjustment block 4, upper support
Plate 5 moves left and right plate 6, needle rack component, oscillating bar assembly, stepper motor 7, wiping needle 8 and at least one cleaning needle 9, this implementation
The cleaning device of example can carry more cleaning needles 9, to improve cleaning effect.
Specifically, plate 3 is moved up and down to connect by linear guide 2 with motor mounting plate 1, under the action of linear guide,
Moving up and down plate 3 can move up and down with respect to motor mounting plate 1.The bottom end for moving up and down plate 3 is equipped with to be matched with oscillating bar assembly
Recess portion, the top for moving up and down plate 3 connect by upper and lower adjustment block 4 with upper backup pad 5, upper backup pad 5 and moves left and right plate 6
Connection, needle rack component, which is fixed on, to be moved left and right on plate 6, and wiping needle 8 and cleaning needle 9 are fixed on needle rack component, therefore up and down
Movable plate 3 can drive needle rack component, wiping needle 8 and cleaning needle 9 to synchronize elevating movement.To guarantee cleaning needle 9 and wiping
The accuracy of 8 operating position of needle adjusts the deviation of short transverse using upper and lower adjustment block 4, is moved using upper backup pad 5 and left and right
Movable plate 6 adjusts the deviation of horizontal direction.
Motor mounting plate 1 is equipped with aperture, and for fixing stepper motor 7, linear guide 2 is fixed on motor mounting plate
The upside of 1 aperture, the bottom end for moving up and down plate 3 are equipped with recess portion, which matches with oscillating bar assembly, when stepper motor 7 drives
When oscillating bar assembly is swung, due to the constraint of linear guide 2, so that oscillating bar assembly imitates the effect for moving up and down plate 3 by recess portion
Fruit is the elevating movement of vertical direction, that is, oscillating bar assembly moves up and down plate 3 by recess portion drive and does lifting fortune along linear guide 2
It is dynamic, and then make adjustment block 4, upper backup pad 5 up and down and move left and right plate 6, needle rack component, wiping needle 8 and cleaning needle 9 and up and down
Movable plate 3 does synchronous elevating movement.The control system of stepper motor 7 and automatic clinical chemistry analyzer in the present embodiment connects
It connects, the driving to oscillating bar assembly is realized under the control of the control system of automatic clinical chemistry analyzer, and then realize and move up and down
The lifting of plate 3 drives.
The cleaning device of the automatic clinical chemistry analyzer of the present embodiment is based on motor mounting plate, linear guide, moves up and down
Plate, upper and lower adjustment block, support plate, movable plate, needle rack component, oscillating bar assembly and stepper motor and the phase interworking between them
Close, make under the driving of stepper motor oscillating bar assembly around stepper motor output shaft swing, oscillating bar assembly and move up and down plate with
The connection type of space line higher pair constructs kinematic constraint, finally under the effect of contraction of linear guide, so that oscillating bar assembly is to upper
The function and effect of lower shifting board are the elevating movement of vertical direction, and then wiping needle and cleaning needle is driven to move up and down.Pass through
The connection of space line higher pair can accurately transfer complex move, and reduce the driving member quantity used, improve mechanical knot
The fault-tolerance of structure, it is easy to operate, it is easily installed and safeguards have that simple and reasonable, movement is light and handy, spaces compact and manufacture
The features such as at low cost.
As a kind of specific embodiment, as depicted in figs. 1 and 2, the oscillating bar assembly in the present embodiment includes swing rod set
10, swing rod 11, pendulum shaft 12 and rolling bearing 13, wherein the output that one end of swing rod 11 passes through swing rod set 10 and stepper motor 7
Axis is fixedly connected, and the other end of swing rod 11 is fixedly connected with one end of pendulum shaft 12, the other end and rolling bearing of pendulum shaft 12
13 inside race is fixedly connected, and the outer collar and recess portion of rolling bearing 13 construct kinematic constraint in force-closed form.In this reality
It applies in mode, swing rod set 10 and pendulum shaft 12 are inserted into 11 both ends of swing rod respectively, and the swing rod set 10 in oscillating bar assembly is set in stepping
On the output shaft of motor 7, rolling bearing 13, the inside race and pendulum shaft 12 of rolling bearing 13 are cased on the other end of pendulum shaft 12
It is fixedly connected, moves up and down the periphery of the recess portion of 3 downside bottom end of plate and the outer collar of rolling bearing 13 in force-closed form
Building kinematic constraint moves up and down plate 3 and motor mounting plate 1 and constructs in the form of geometry is closed under the action of linear guide 4
Kinematic constraint.
The working principle of lifting action is completed in present embodiment are as follows: stepper motor 7 passes through rotation oscillating bar assembly driving rolling
Dynamic bearing 13 is rotated around electrical axis, due to the constraint of linear guide 2, so that effect of the rolling bearing 13 to plate 3 is moved up and down
Effect be vertical direction elevating movement, and then make up and down adjustment block 4, upper backup pad 5 and move left and right plate 6, needle rack component,
It wipes needle 8 and cleaning needle 9 and does synchronous elevating movement with plate 3 is moved up and down.Present embodiment is furnished with rolling bearing 13, drops significantly
Abrasion caused by low space line higher pair contact, while the component of lifting action is completed in present embodiment and components use
The rolling bearing of standard and common linear guide, reduce the difficulty and cost of processing and the buying of raw material, and are easy to tie up
Replacement is repaired, product up-gradation is simple.
As a kind of specific embodiment, as depicted in figs. 1 and 2, the needle rack component in the present embodiment includes bracket
Lower plate 14, bracket upper plate 15, spacer post 16, positioning plate 17 and pressure spring 18；Bracket lower plate 14 is fixedly connected with plate 6 is moved left and right, branch
Frame upper plate 15 is fixed on the top of bracket lower plate 14 by spacer post 16, it is preferable that and the spacer post 16 in this example is stainless steel spacer post,
To avoid being corroded by raffinate, the stability for wiping needle 8 and cleaning needle 9 is influenced；The correspondence of bracket lower plate 14 and bracket upper plate 15
Position is equipped with aperture, and positioning plate 17 is placed in bracket lower plate 14, and pressure spring 18 is placed between positioning plate 17 and bracket upper plate 15, wiping
Needle 8 and cleaning needle 9 are fixed in bracket lower plate 14 and bracket upper plate 15 after passing through aperture, pressure spring 18 and positioning plate 17.For example, branch
Frame lower plate 14 and bracket upper plate 15 are respectively provided with aperture six, and are connected and fixed bracket lower plate 14 and branch by stainless steel spacer post 16
Hole location is corresponded respectively after frame upper plate 15, positioning plate 17 and pressure spring 18 should be placed on before insertion wiping needle 8 and cleaning needle 9
In bracket lower plate 14, needle 8 will be wiped using positioning plate 17 and cleaning needle 9 is individually fixed in bracket lower plate 14 and bracket upper plate 15 is right
In the respective hole location answered.
The working principle of needle rack component in present embodiment are as follows: after stepper motor 7 starts, oscillating bar assembly drives and moves down
Movable plate 3 moves up and down, and needle rack component (equipped with cleaning needle 9 and wiping needle 8) will do synchronization lifting fortune with plate 3 is moved up and down
It is dynamic, during decline after cleaning needle 9 or wiping needle 8 encounter cuvette bottom, moves up and down plate 3 and continue together with needle rack component
Descending motion, and the position of cleaning needle 9 and wiping needle 8 and positioning plate 17 is constant, pressure spring 18 is compressed at this time, when return, due to
Spring force exists and cleaning needle 9, wiping needle 8 and positioning plate 17 is made to revert to initial position with respect to needle rack component.In needle branch
Under the protection of frame component, cleaning needle 9 can be efficiently controlled and wiping needle 8 stress that contrastive colours cup generates during decline is big
It is small, it prevents from overloading, and cleaning needle 9 and wiping needle 8 move up flexibly, rebound is without hindrance, guarantees efficiently transport when work
Row, thus the working life and efficiency that guarantee cleaning needle 9, wipe needle 8, while the needle rack component in present embodiment uses pressure
Spring realizes the protection of contrastive colours cup, reduces the buying difficulty and cost of raw material, and it is simple to repair replacement, convenient and efficient,
Product up-gradation is simple.
As a kind of specific embodiment, the cleaning device of the automatic clinical chemistry analyzer of the present embodiment further includes being used for
Auxiliary moves up and down the optical coupled switch 19 that plate 3 carries out lifting reset, and optical coupled switch 19 is fixedly connected with lifting optocoupler mounting plate 20,
Lifting optocoupler mounting plate 20 is mounted on motor mounting plate 1.Moving up and down 3 side of plate body position outstanding can match with optical coupled switch 19
It closes, realizes with can be convenient and the lifting for moving up and down plate 3 is resetted.Optical coupled switch 19 and full-automatic biochemical in present embodiment
The control system of analyzer connects, and the control system of automatic clinical chemistry analyzer receives the electric signal that optical coupled switch 19 is fed back, and
The working condition of stepper motor 7 is controlled according to the electric signal of feedback, to realize that the lifting for moving up and down plate 3 resets.
As a kind of specific embodiment, as shown in figure 3, wiping needle 8 is solid including wiping pipe 81, casing 82, scrub head
Determine block 83 and wiping block 84, casing 82 is arranged and is fixed on wiping pipe 81, casing 82 for wipe needle 8 and needle rack component it
Between fixation, the bottom end of wiping pipe 81 is fixedly connected by scrub head fixed block 83 with wiping block 84.It is wiped in present embodiment
The working principle of each component of needle 8 are as follows: the raffinate that cuvette inner wall is detained is squeezed into bottom by wiping block 84 during decline, makes raffinate
It squeezes into wiping pipe 81 from bottom, is finally discharged under the action of pump again.
Further, the two sides corresponding with cuvette working face of wiping block 84 in present embodiment are equipped with groove, pass through
The design of present embodiment groove can effectively reduce the friction of wiping block 84 Yu cuvette working face inner wall, thus reduce because than
Color cup works surface wear and the interference to testing result, while improving cuvette and wiping the working life of needle.
Further, the depth of present embodiment further groove is less than or equal to 1mm, and the width of groove is less than or waits
In 3mm.
Each technical characteristic of embodiment described above can be combined arbitrarily, for simplicity of description, not to above-mentioned reality
It applies all possible combination of each technical characteristic in example to be all described, as long as however, the combination of these technical characteristics is not deposited
In contradiction, all should be considered as described in this specification.
Above-described embodiments merely represent several embodiments of the utility model, the description thereof is more specific and detailed,
But it cannot be understood as the limitations to utility model patent range.It should be pointed out that for the common skill of this field
For art personnel, without departing from the concept of the premise utility, various modifications and improvements can be made, these are belonged to
The protection scope of the utility model.Therefore, the scope of protection shall be subject to the appended claims for the utility model patent.
Claims (8)
1. a kind of cleaning device of automatic clinical chemistry analyzer, which is characterized in that including motor mounting plate (1), linear guide
(2), it moves up and down plate (3), upper and lower adjustment block (4), upper backup pad (5), move left and right plate (6), needle rack component, swing rod group
Part, stepper motor (7), wiping needle (8) and at least one cleaning needle (9)；
It is described to move up and down plate (3) and connect by the linear guide (2) with the motor mounting plate (1), it is described to move up and down
The bottom end of plate (3) is equipped with the recess portion matched with the oscillating bar assembly, and the top for moving up and down plate (3) passes through above and below described
Adjustment block (4) is connect with the upper backup pad (5)；
The upper backup pad (5) connect with the plate (6) that moves left and right, and the needle rack component, which is fixed on, described moves left and right plate
(6) on, the wiping needle (8) and the cleaning needle (9) are fixed on the needle rack component；
The stepper motor (7) is fixedly mounted on the motor mounting plate (1), and the stepper motor (7) drives the swing rod
Component is swung, so that the oscillating bar assembly is done by moving up and down plate (3) described in recess portion drive along the linear guide (2)
Elevating movement.
2. a kind of cleaning device of automatic clinical chemistry analyzer according to claim 1, which is characterized in that the swing rod group
Part includes swing rod set (10), swing rod (11), pendulum shaft (12) and rolling bearing (13)；
One end of the swing rod (11) is fixedly connected by the swing rod set (10) with the output shaft of the stepper motor (7), institute
The other end for stating swing rod (11) is fixedly connected with one end of the pendulum shaft (12), the other end of the pendulum shaft (12) with it is described
The inside race of rolling bearing (13) is fixedly connected, and the outer collar of the rolling bearing (13) and the recess portion are in force-closed form
Construct kinematic constraint.
3. a kind of cleaning device of automatic clinical chemistry analyzer according to claim 1 or 2, which is characterized in that the needle
Bracket component includes bracket lower plate (14), bracket upper plate (15), spacer post (16), positioning plate (17) and pressure spring (18)；
The bracket lower plate (14) is fixedly connected with the plate (6) that moves left and right, and the bracket upper plate (15) passes through the spacer post
(16) it is fixed on the top of the bracket lower plate (14)；
The corresponding position of the bracket lower plate (14) and the bracket upper plate (15) is equipped with aperture, and the positioning plate (17) is placed in institute
It states on bracket lower plate (14), the pressure spring (18) is placed between the positioning plate (17) and the bracket upper plate (15), the wiping
It wipes needle (8) and the cleaning needle (9) and is fixed on the branch after the aperture, the pressure spring (18) and the positioning plate (17)
In frame lower plate (14) and the bracket upper plate (15).
4. a kind of cleaning device of automatic clinical chemistry analyzer according to claim 3, which is characterized in that
The material of the spacer post (16) is stainless steel.
5. a kind of cleaning device of automatic clinical chemistry analyzer according to claim 1 or 2, which is characterized in that further include
For assisting the optical coupled switch (19) for moving up and down plate (3) and carrying out lifting reset；
The optical coupled switch (19) is fixedly connected by going up and down optocoupler mounting plate (20) with the motor mounting plate (1).
6. a kind of cleaning device of automatic clinical chemistry analyzer according to claim 1 or 2, which is characterized in that the wiping
Wiping needle (8) includes wiping pipe (81), casing (82), scrub head fixed block (83) and wiping block (84)；
Described sleeve pipe (82) is arranged and is fixed on the wiping pipe (81), and the bottom end of the wiping pipe (81) passes through the scouring
Head fixed block (83) is fixedly connected with the wiping block (84).
7. a kind of cleaning device of automatic clinical chemistry analyzer according to claim 6, which is characterized in that
The wiping block (84) two sides corresponding with cuvette working face are equipped with groove.
8. a kind of cleaning device of automatic clinical chemistry analyzer according to claim 7, which is characterized in that
The depth of the groove is less than or equal to 1mm, and the width of the groove is less than or equal to 3mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821803302.2U CN209069957U (en) | 2018-11-02 | 2018-11-02 | A kind of cleaning device of automatic clinical chemistry analyzer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821803302.2U CN209069957U (en) | 2018-11-02 | 2018-11-02 | A kind of cleaning device of automatic clinical chemistry analyzer |
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| Publication Number | Publication Date |
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| CN209069957U true CN209069957U (en) | 2019-07-05 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201821803302.2U Active CN209069957U (en) | 2018-11-02 | 2018-11-02 | A kind of cleaning device of automatic clinical chemistry analyzer |
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| CN (1) | CN209069957U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109342755A (en) * | 2018-11-02 | 2019-02-15 | 长春市布拉泽医疗科技有限公司 | A kind of cleaning device of automatic clinical chemistry analyzer |
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2018
- 2018-11-02 CN CN201821803302.2U patent/CN209069957U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109342755A (en) * | 2018-11-02 | 2019-02-15 | 长春市布拉泽医疗科技有限公司 | A kind of cleaning device of automatic clinical chemistry analyzer |
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