CN210243674U - Movement device of sample adding arm - Google Patents
Movement device of sample adding arm Download PDFInfo
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- CN210243674U CN210243674U CN201920954267.2U CN201920954267U CN210243674U CN 210243674 U CN210243674 U CN 210243674U CN 201920954267 U CN201920954267 U CN 201920954267U CN 210243674 U CN210243674 U CN 210243674U
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- spring cable
- sample
- adding arm
- transmission screw
- cable
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Abstract
The utility model discloses a telecontrol equipment of application of sample arm, including control mainboard, drive screw, application of sample arm subassembly and spring cable, wherein, drive screw is connecting the application of sample arm subassembly, be connected through spring cable between drive screw and the control mainboard, the application of sample arm subassembly is under drive screw's drive in Y direction reciprocating motion, and the spring cable of connecting drive screw and control mainboard is stretched back and forth, the utility model provides a telecontrol equipment of application of sample arm, its operational reliability is high, can reduce the loss rate of cable, increase of service life, reduces equipment failure rate, reduces manufacturing cost and later maintenance cost.
Description
Technical Field
The utility model relates to an external diagnosis medical instrument technical field especially relates to a telecontrol equipment of application of sample arm.
Background
The application of sample arm is one of the important component parts among the external diagnosis medical instrument, can be used to wash the syringe needle or accomplish the reagent of disposable application of sample needle, sample adding process, because application of sample arm needs frequent reagent or sample interpolation of carrying on, carries out a lot of reciprocating motion in the Y direction, and the connecting wire between the control mainboard is by the drawing back and forth, and at present, the connecting wire of current application of sample arm is the MPP winding displacement, has following shortcoming: when the sample adding arm frequently performs Y-direction reciprocating motion on the MPP flat cable, a copper foil wire core inside the flat cable is easy to crack or even break, so that the reliability of equipment is poor, and the after-sale maintenance cost is increased; the MPP flat cable is difficult to assemble in the production link process, and the production cost is increased.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome prior art's shortcoming, provide a telecontrol equipment of application of sample arm, its operational reliability is high, can reduce the loss rate of cable, increase of service life reduces equipment failure rate, reduces manufacturing cost and later maintenance cost.
The purpose of the utility model is realized through the following technical scheme:
a motion device of a sample adding arm comprises a control main board, a transmission screw, a sample adding arm component and a spring cable, wherein the transmission screw is connected with the sample adding arm component, the transmission screw is connected with the control main board through the spring cable, one end of the spring cable is connected with a wiring port of the transmission screw, the other end of the spring cable is connected with a wiring port of the control main board, the sample adding arm component is driven by the transmission screw to reciprocate in a Y direction, and in the motion process, the relative position between the transmission screw and the control main board is always fixed, so that when the sample adding arm component is driven by the transmission screw to do the reciprocating motion in the Y direction, the spring cable connecting the transmission screw and the control main board is stretched back and forth, compared with an MPP flat cable, the spring cable is provided with a spiral spring, so that the spring cable has strong scalability, when the transmission screw moves, the pulling force acting on the spring cable is, the loss rate of the cable can be greatly reduced, and the service life is prolonged.
Furthermore, all be equipped with sharp portion between the wiring port of spring cable and drive screw and between the wiring port of spring cable and control mainboard, prevent that the spring cable from blockking to be connected smoothly between the wiring port with drive screw and control mainboard, sharp portion also can prevent spring cable and drive screw and the wiring port lug connection back of control mainboard simultaneously, and the junction is because the atress concentrates and easy damage.
Furthermore, the moving device of the sample adding arm further comprises a line covering plate fixed on the sample adding arm component, the line covering plate is of a U-shaped structure, a first bending part and a second bending part are symmetrically arranged on two sides of an opening of the U-shaped structure, the bending directions of the first bending part and the second bending part are opposite to each other, the line covering plate is fixed on the sample adding arm component through the first bending part and the second bending part and forms a hollow channel with the sample adding arm component, a straight line part at one end of the spring cable penetrates through the hollow channel to be connected with a wiring port of the transmission screw rod, the straight line part of the spring cable is pressed by the line covering plate, the connection part is further prevented from being stressed to be broken and falling, and the straight line part at the other end of the spring cable is connected with.
Further, the shrink length of spring cable is not less than 35cm, the spring cable includes the electric wire inner core that outer jacket and many naked soft copper wires transposition constitute, the outer jacket is hollow structure, and the external diameter of outer jacket is 20mm, the line footpath of electric wire inner core is 5mm, the electric wire inner core is 10, and 10 electric wire inner cores fill inside the hollow structure who fills up the outer jacket.
Compared with the prior art, the utility model provides a pair of telecontrol equipment of application of sample arm, its beneficial effect is:
the utility model provides a telecontrol equipment of application of sample arm, its operational reliability is high, can reduce the loss speed of cable, increase of service life reduces equipment failure rate, reduces manufacturing cost and later maintenance cost.
Drawings
Fig. 1 is a schematic structural view of a movement device of a sample adding arm according to the present invention.
Fig. 2 is a schematic view of a local amplification of a movement device of a sample adding arm according to the present invention.
Fig. 3 is a schematic view of a spring cable according to the present invention.
The device comprises a control main board, a transmission screw rod, a sample adding arm component, a spring cable, a straight line part 401, a wire covering plate 5, a first bending part 501 and a hollow channel 502.
Detailed Description
For a detailed description of the technical features and the objects and effects achieved by the present invention, further description is made below with reference to the accompanying drawings:
as shown in fig. 1-3, a movement device of a sample adding arm comprises a control main board 1, a transmission screw 2, a sample adding arm assembly 3 and a spring cable 4, wherein the transmission screw 2 is connected with the sample adding arm assembly 3, the transmission screw 2 is connected with the control main board 1 through the spring cable 4, one end of the spring cable 4 is connected with a wiring port of the transmission screw 2, the other end is connected with a wiring port of the control main board 1, the sample adding arm assembly 3 is driven by the transmission screw 2 to move back and forth in the Y direction, during the movement, the relative position between the transmission screw 2 and the control main board 1 is always fixed, therefore, when the sample adding arm assembly 3 is driven by the transmission screw 2 to move back and forth in the Y direction, the spring cable 4 connecting the transmission screw 2 and the control main board 1 is stretched back and forth, compared with the MPP cable, because the spring cable 4 is provided with a spiral spring, the telescopic cable has strong scalability, when the transmission screw 2 moves, the pulling force acting on the spring cable 4 is absorbed by the spiral spring, the loss rate of the cable can be greatly reduced, and the service life is prolonged.
As shown in fig. 1-3, straight portions 401 are disposed between the spring cable 4 and the connection port of the drive screw 2 and between the spring cable 4 and the connection port of the control main board 1, so as to prevent the spring cable 4 from being blocked, and thus the connection between the spring cable 4 and the connection ports of the drive screw 2 and the control main board 1 is facilitated, and meanwhile, the straight portions 401 can prevent the connection from being easily damaged due to concentrated stress after the spring cable 4 is directly connected to the connection ports of the drive screw 2 and the control main board 1.
As shown in fig. 1-3, the movement device of the sample-adding arm further includes a line-covering plate 5 fixed on the sample-adding arm assembly 3, the line-covering plate 5 is a U-shaped structure, a first bending portion 501 and a second bending portion (not shown) are symmetrically arranged on two sides of an opening of the U-shaped structure, bending directions of the first bending portion 501 and the second bending portion are opposite, the line-covering plate 5 is fixed on the sample-adding arm assembly 3 through the first bending portion 501 and the second bending portion and forms a hollow channel 502 with the sample-adding arm assembly 3, a linear portion at one end of the spring cable 4 passes through the hollow channel 502 to be connected with a wiring port of the transmission screw 2, the line-covering plate 5 presses the linear portion 401 of the spring cable 4, so as to further prevent the connection portion from being forced to be broken and fall off, and the linear portion at the other end of the spring.
As shown in fig. 1-3, the contraction length of the spring cable 4 is not less than 35cm, the spring cable 4 includes an outer sheath and an inner wire core formed by twisting a plurality of bare soft copper wires, the outer sheath is of a hollow structure, the outer diameter of the outer sheath is 20mm, the wire diameter of the inner wire core is 5mm, the number of the inner wire cores is 10, and 10 inner wire cores are filled in the hollow structure of the outer sheath.
Compared with the prior art, the utility model provides a pair of telecontrol equipment of application of sample arm, its beneficial effect is:
the utility model provides a telecontrol equipment of application of sample arm, its operational reliability is high, can reduce the loss speed of cable, increase of service life reduces equipment failure rate, reduces manufacturing cost and later maintenance cost.
The foregoing embodiments and description have been provided only to illustrate the principles, essential features and advantages of the invention, and it will be apparent to those skilled in the art that various changes and modifications can be made therein without departing from the spirit and scope of the invention as defined by the appended claims. Therefore, the protection scope of the present invention should be subject to the appended claims.
Claims (4)
1. A motion device of a sample adding arm is characterized in that: the device comprises a control main board, a transmission screw rod, a sample adding arm component and a spring cable, wherein the transmission screw rod is connected with the sample adding arm component, the transmission screw rod is connected with the control main board through the spring cable, one end of the spring cable is connected with a wiring port of the transmission screw rod, and the other end of the spring cable is connected with a wiring port of the control main board.
2. The device for moving a sample-adding arm according to claim 1, wherein: and linear parts are arranged between the spring cable and the wiring port of the transmission screw rod and between the spring cable and the wiring port of the control main board.
3. The device for moving a sample-adding arm according to claim 2, wherein: the wire covering plate is of a U-shaped structure, a first bending part and a second bending part are symmetrically arranged on two sides of an opening of the U-shaped structure, the bending directions of the first bending part and the second bending part are opposite to each other, the wire covering plate is fixed on the sample adding arm assembly through the first bending part and the second bending part and forms a hollow channel between the sample adding arm assembly and the sample adding arm assembly, the straight line part of one end of the spring cable penetrates through the hollow channel to be connected with the wiring port of the transmission screw rod, and the straight line part of the other end of the spring cable is connected with the wiring port of the control main board.
4. The device for moving a sample-adding arm according to claim 1, wherein: the shrink length of spring cable is not less than 35cm, the spring cable includes the electric wire inner core that outer jacket and many naked soft copper wires transposition constitute, the outer jacket is hollow structure, and the external diameter of outer jacket is 20mm, the line footpath of electric wire inner core is 5mm, the electric wire inner core is 10, and 10 electric wire inner cores fill up inside the hollow structure of outer jacket.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920954267.2U CN210243674U (en) | 2019-06-24 | 2019-06-24 | Movement device of sample adding arm |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920954267.2U CN210243674U (en) | 2019-06-24 | 2019-06-24 | Movement device of sample adding arm |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210243674U true CN210243674U (en) | 2020-04-03 |
Family
ID=69987453
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920954267.2U Active CN210243674U (en) | 2019-06-24 | 2019-06-24 | Movement device of sample adding arm |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210243674U (en) |
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2019
- 2019-06-24 CN CN201920954267.2U patent/CN210243674U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 518109 the 1st floor and the whole building of No.1 Factory Building and the 1st floor and the whole building of No.2 factory building in Baiyunshan Industrial Zone, Tongsheng community, Dalang street, Longhua District, Shenzhen City, Guangdong Province Patentee after: Shenzhen Aikang Biotechnology Co.,Ltd. Address before: 518109 the 1st floor and the whole building of No.1 Factory Building and the 1st floor and the whole building of No.2 factory building in Baiyunshan Industrial Zone, Tongsheng community, Dalang street, Longhua District, Shenzhen City, Guangdong Province Patentee before: AIKANG MEDTECH Co.,Ltd. |