CN113567598A - Sample injector with automatic positioning, collecting and cleaning functions and use method thereof - Google Patents
Sample injector with automatic positioning, collecting and cleaning functions and use method thereof Download PDFInfo
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- CN113567598A CN113567598A CN202110838616.6A CN202110838616A CN113567598A CN 113567598 A CN113567598 A CN 113567598A CN 202110838616 A CN202110838616 A CN 202110838616A CN 113567598 A CN113567598 A CN 113567598A
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- 238000004140 cleaning Methods 0.000 title claims abstract description 68
- 238000000034 method Methods 0.000 title claims abstract description 28
- 238000005070 sampling Methods 0.000 claims abstract description 45
- 230000009471 action Effects 0.000 claims abstract description 30
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 123
- 238000012360 testing method Methods 0.000 claims description 39
- 238000005086 pumping Methods 0.000 claims description 19
- 238000007599 discharging Methods 0.000 claims description 14
- 239000000126 substance Substances 0.000 claims description 14
- 230000002572 peristaltic effect Effects 0.000 claims description 12
- 238000005406 washing Methods 0.000 claims description 9
- 230000013011 mating Effects 0.000 claims description 4
- 230000008569 process Effects 0.000 abstract description 4
- 238000010586 diagram Methods 0.000 description 7
- 238000013461 design Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000002347 injection Methods 0.000 description 3
- 239000007924 injection Substances 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 239000011111 cardboard Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 230000005012 migration Effects 0.000 description 1
- 238000013508 migration Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N30/00—Investigating or analysing materials by separation into components using adsorption, absorption or similar phenomena or using ion-exchange, e.g. chromatography or field flow fractionation
- G01N30/02—Column chromatography
- G01N30/04—Preparation or injection of sample to be analysed
- G01N30/16—Injection
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Abstract
The invention discloses a sample injector with automatic positioning, collecting and cleaning functions and a using method thereof, wherein the sample injector comprises a base, an X shaft assembly, a Y shaft assembly, a Z shaft assembly, a cleaning assembly, a sample assembly and a standard article assembly, wherein the upper surface of the base is provided with a shell, the X shaft assembly is arranged in the shell, the Y shaft assembly is arranged on the upper surface of the X shaft assembly, the Z shaft assembly is arranged on the upper surface of the Y shaft assembly, and the sample assembly, the standard article assembly and the cleaning assembly are arranged on the upper surface of the base; the invention realizes the automatic positioning of the position of the sampling needle by adopting the cross coordinate positioning mode of the X shaft component and the Y shaft component, can finish the collection operation of the sample and the standard product under the matching action of the Z shaft component, also has the function of automatically cleaning the sampled sampling needle in real time, does not need manual intervention in the whole process, ensures that the collection efficiency of the sample is higher and the performance is more stable, and is suitable for wide popularization and use.
Description
Technical Field
The invention relates to the technical field of sample injectors, in particular to a sample injector with automatic positioning, collecting and cleaning functions and a using method thereof.
Background
In chromatographic experimental analysis, devices capable of quantitatively feeding samples into chromatographic columns are called sample injectors; the sample injector is divided into an artificial manual sample injector and an automatic sample injector, the automatic sample injector is an intelligent and automatic sample injector, and the automatic sample injection process can be completed only by setting sample injection parameters and placing a sample to be detected.
At present, most of sample injectors need manual matching operation, the storage quantity of sample injection samples of the sample injectors is small, the collection efficiency of the sample injectors is seriously influenced, and meanwhile, sampling needles of the sample injectors cannot be cleaned in time, so that a great deal of inconvenience exists in the use process of the sample injectors; therefore, it is desirable to design a sample injector with automatic positioning, collection and cleaning functions and a method of using the same.
Disclosure of Invention
The invention mainly aims to provide a sample injector with automatic positioning, collecting and cleaning functions and a use method thereof, which can effectively solve the problems in the background technology.
In order to achieve the purpose, the invention adopts the technical scheme that:
the utility model provides a sample injector and application method with automatic positioning, collection and cleaning function, includes base, X axle subassembly, Y axle subassembly, Z axle subassembly, cleaning assembly, sample subassembly and standard subassembly, its characterized in that: the upper surface of the base is provided with a shell, an X shaft assembly is arranged in the shell, a Y shaft assembly is arranged on the upper surface of the X shaft assembly, a Z shaft assembly is arranged on the upper surface of the Y shaft assembly, and a sample assembly, a standard assembly and a cleaning assembly are arranged on the upper surface of the base;
the cleaning assembly comprises a box body, a cleaning tank, a water pump, a water pumping hole, a water draining hole, a water inlet hole and a water outlet hole, the water pump is arranged in the shell, the water pumping hole and the water draining hole are formed in the outer side wall of the water pump, the box body is arranged on the upper surface of the base, the cleaning tank with an upward opening end is arranged on the upper surface of the box body, and the water inlet hole and the water outlet hole are formed in the inner side wall of the cleaning tank;
the sample assembly comprises a sample clamping plate, a sample transverse plate, a sample storage groove and a sample test tube, wherein the sample clamping plate is arranged on the upper surface of the base, the sample transverse plate is connected to the upper surface of the sample clamping plate in a clamping mode, the sample transverse plate is provided with the sample storage groove with an upward opening end, and the sample storage groove is connected to the sample test tube in an embedded mode.
Preferably, the X axle subassembly includes X axle slide rail, X axle cingulum, X axle slider, connecting plate, X axle motor, X axle pivot and gear, the casing inside wall is provided with X axle motor, just the output shaft fixedly connected with X axle pivot's of X axle motor one end, and the other end of X axle pivot is provided with the gear, the meshing of gear lateral wall is connected with X axle cingulum, just X axle tooth takes the surface can be dismantled to be connected with the connecting plate, the connecting plate lateral wall is provided with X axle slider, just X axle slider inside wall sliding connection is at the lateral wall of X axle slide rail.
Preferably, the Y axle subassembly includes backup pad, Y axle slider, Y axle motor, Y axle cingulum, Y axle slide rail and recess, fixed surface is connected with the backup pad on the connecting plate, just the backup pad lateral wall is seted up flutedly, the backup pad upper surface is provided with Y axle motor, just the output shaft of Y axle motor extends to inside and Y axle cingulum inner wall fixed connection of recess, Y axle slide rail is installed to the grooved underside inner wall, just surface sliding connection has Y axle slider on the Y axle slide rail.
Preferably, the Z axle subassembly includes riser, Z axle slider, Z axle slide rail, side channel, spool, connecting wire, Z axle motor, Z axle pivot and drum, Y axle slider upper surface is provided with the riser, just the side channel has been seted up to riser right side outer wall, and Z axle slide rail is installed to the side channel inside wall, Z axle slide rail lateral wall sliding connection has the Z axle slider, the inside Z axle motor that is provided with of casing, just the output shaft fixedly connected with Z axle pivot's of Z axle motor one end, and the other end and the drum inside wall fixed connection of Z axle pivot, the drum lateral wall is provided with the one end of connecting wire, just the other end of connecting wire runs through the spool inside wall and extends to inside and Z axle slider upper surface fixed connection of side channel, Z axle inside wall slider is provided with the sampling needle.
Preferably, the standard component comprises a standard clamping plate, a standard transverse plate, a standard article placing groove and a standard article test tube, the standard clamping plate is arranged on the upper surface of the base, the standard article transverse plate is connected to the upper surface of the standard clamping plate in a clamping mode, the standard article placing groove with an upward opening end is formed in the upper surface of the standard transverse plate, and the standard article placing groove inner side wall is connected with the standard article test tube in an embedded mode.
Preferably, the number of the X-axis slide rails and the X-axis slide blocks is two, the X-axis slide rails are evenly arranged on the inner side wall of the shell, and the X-axis slide blocks are fixedly connected through a connecting plate.
Preferably, the outer side wall of the Y-axis toothed belt is detachably connected with the inner side wall of the Y-axis sliding block, and the connection mode between the Y-axis toothed belt and the Y-axis motor is the same as that between the X-axis toothed belt and the X-axis motor.
Preferably, the number of the cleaning tank, the water pumping hole, the water discharging hole, the water inlet hole and the water outlet hole is two, the water discharging hole is communicated with the water inlet hole through an external water pipe, the height of the water inlet hole is lower than that of the water outlet hole, the number of the sampling needles is two, and the upper ends of the two sampling needles are communicated with an external peristaltic pump.
Preferably, the inside control chip that is provided with of casing, just radiator fan is installed to the casing lateral wall, and control chip's signal output part and the signal input part electric connection of X axle motor, Y axle motor, Z axle motor and water pump, the casing lateral wall is provided with control switch, just control switch's signal input part and external power supply electric connection, and control switch's signal output part and control chip's signal input part electric connection.
Preferably, the method comprises the following steps:
the method comprises the following steps: putting a sample into the sample test tube and putting a standard substance into the standard substance test tube, putting the sample test tube into the sample accommodating groove, putting the standard substance test tube into the standard substance accommodating groove, putting the standard substance transverse plate into the standard substance clamping plate, and putting the sample transverse plate into the sample clamping plate;
step two: connecting the water pumping hole with an external water source, communicating the water discharging hole with the water inlet hole through an external water pipe, connecting the water outlet hole with the external water pipe, and connecting the sampling needle with an external peristaltic pump;
step three: the X-axis motor, the Y-axis motor, the Z-axis motor and the water pump are driven to operate by the operation of the control chip, the X-axis rotating shaft is driven to rotate by the operation of the X-axis motor so as to drive the gear to rotate, the X-axis toothed belt is driven to rotate under the meshing action of the gear and the inner side wall of the X-axis toothed belt, meanwhile, the connecting plate and the supporting plate can be driven to move along the X axis under the connecting action of the X-axis toothed belt and the connecting plate, and the X-axis sliding block can also be driven to horizontally slide along the X-axis sliding rail under the action of the horizontal movement of the connecting plate;
step four: the Y-axis motor operates to drive the output shaft to rotate so as to drive the Y-axis gear belt to rotate, and the Y-axis sliding block detachably connected to the outer surface of the Y-axis gear belt can be driven to slide along the Y-axis sliding rail in the groove under the action of the rotation of the Y-axis gear belt, so that the vertical plate is driven to move along the Y axis;
step five: the Z-axis motor operates to drive the Z-axis rotating shaft to rotate so as to drive the wire coil to rotate, further drive the connecting wire to slide on the inner side wall of the wire tube, and drive the Z-axis sliding block to vertically slide along the Z-axis sliding rail in the side groove under the connecting action of the connecting wire and the Z-axis sliding block, so that the sampling needle is driven to move along the Z axis;
step six: the sampling needle can move vertically and suck and collect the samples in the sample test tubes under the matching action of the external peristaltic pump, and the sampling needle can move to the interior of the standard test tube and collect the standard products in the interior of the standard test tube under the matching action of the X shaft assembly, the Y shaft assembly and the Z shaft assembly;
step seven: the inside operation that washs of washing tank can be put into to the sampling needle after the collection under the mating reaction of X axle subassembly, Y axle subassembly and Z axle subassembly, and meanwhile can inhale rivers from the pumping hole and follow the wash port afterwards and discharge into the inlet opening through the water pump operation, and the inside unnecessary rivers of washing tank discharge along the apopore, and then just also accomplished the inside rivers real-time change of washing tank.
Compared with the prior art, the invention has the following beneficial effects:
1. the X-axis assembly, the Y-axis assembly, the Z-axis assembly, the sample assembly and the standard assembly are characterized in that a sample test tube is placed in a sample storage groove, a standard test tube is placed in a standard storage groove, a standard transverse plate is placed in a standard clamping plate, a sample transverse plate is placed in a sample clamping plate, a power supply is switched on and a control switch is switched on, a control chip operates to drive an X-axis motor, a Y-axis motor and a Z-axis motor to operate, and then an X-axis rotating shaft operates to drive an X-axis rotating shaft to rotate so as to drive a gear to rotate, further an X-axis toothed belt rotates under the meshing action of the inner side wall of the gear and the inner side wall of the X-axis toothed belt, meanwhile, the connecting plate and the supporting plate can be driven to move along the X-axis under the connecting action of the X-axis toothed belt and the connecting plate can also drive the X-axis sliding block to horizontally slide along an X-axis sliding rail under the horizontal movement action of the connecting plate, then the Y-axis motor operates to drive the output shaft to rotate so as to drive the Y-axis gear belt to rotate, the Y-axis sliding block detachably connected to the outer surface of the Y-axis gear belt can be driven to slide along the Y-axis sliding rail in the groove under the action of the rotation of the Y-axis gear belt, the vertical plate is further driven to move along the Y axis, then the Z-axis motor operates to drive the Z-axis rotating shaft to rotate so as to drive the wire coil to rotate, the connecting wire can be driven to slide on the inner side wall of the wire tube, the Z-axis sliding block can be driven to vertically slide along the Z-axis sliding rail in the side groove under the connecting action of the connecting wire and the Z-axis sliding block, the sampling needle is further driven to move along the Z axis, the sample in the sample test tube can be sucked and collected through the vertical movement of the sampling needle under the matching action of the external peristaltic pump, and the sampling needle can be moved to the interior of the standard sample test tube and collect the standard product in the interior of the X-axis assembly, the Y-axis assembly and the Z-axis assembly, to sum up, the effectual cross coordinate positioning mode that has realized this sample injector and adopted X axle subassembly and Y axle subassembly carries out automatic positioning to the position of sampling needle, and can accomplish the collection operation to sample and standard substance under the mating reaction of Z axle subassembly, and sample diaphragm upper surface can provide a large amount of placing the thing groove and be used for placing of sample test tube, and the effectual collection efficiency who has realized the sample is higher and the performance is more stable.
2. The cleaning component is characterized in that a water pumping hole is connected with an external water source, a water discharging hole is communicated with a water inlet hole through an external water pipe, a water outlet hole is connected with an external water pipe, a sampling needle is connected with an external peristaltic pump, the sampling needle after collection can be placed into a cleaning tank to perform cleaning operation under the matching action of an X shaft component, a Y shaft component and a Z shaft component, meanwhile, water flow can be sucked from the water pumping hole and then discharged into the water inlet hole from the water discharging hole through the operation of a water pump, redundant water flow in the cleaning tank is discharged along the water outlet hole, then, the real-time replacement of the water flow in the cleaning tank is completed, the cleaning function is started by setting a sampling program (sampling time and cleaning time), the water pump automatically feeds water and discharges water to achieve the cleaning purpose, the double-pump structure realizes the double-channel function, and the double-sampling needle can select a single-needle or double-needle mode, to sum up, the sampler has the function of automatically cleaning the sampling needle after sampling in real time, manual intervention is not needed in the whole process, and the collecting effect and the quality of the sampler are guaranteed.
Drawings
FIG. 1 is a schematic diagram of the overall structure of a sample injector with automatic positioning, collecting and cleaning functions and the use method thereof according to the present invention.
Fig. 2 is a schematic view of an injector with automatic positioning, collecting and cleaning functions and a method for using the same according to the present invention, as shown in fig. 1, enlarged at a.
Fig. 3 is a schematic diagram of an injector with automatic positioning, collecting and cleaning functions and a method for using the same according to the present invention, which is an enlarged structure at B of fig. 1.
FIG. 4 is a schematic diagram of an overall rear-side view of a sample injector with automatic positioning, collection and cleaning functions and a method for using the same according to the present invention.
FIG. 5 is a schematic diagram of the internal structure of the housing of the sample injector with automatic positioning, collecting and cleaning functions and the method for using the same according to the present invention.
FIG. 6 is a schematic structural diagram of an X-axis assembly of a sample injector with automatic positioning, collecting and cleaning functions and a method for using the sample injector.
FIG. 7 is a schematic diagram of the entire left side view of a sample injector with automatic positioning, collecting and cleaning functions and the method for using the sample injector.
FIG. 8 is a schematic structural view of a Y-axis assembly of a sample injector with automatic positioning, collecting and cleaning functions and a method for using the sample injector.
FIG. 9 is a schematic diagram of the internal structure of the concave trough of the sample injector with automatic positioning, collecting and cleaning functions and the use method thereof according to the present invention.
In the figure: 1. a base; 2. a housing; 301. an X-axis slide rail; 302. an X-axis toothed belt; 303. an X-axis slider; 304. a connecting plate; 305. an X-axis motor; 306. an X-axis rotation shaft; 307. a gear; 401. a support plate; 402. a Y-axis slider; 403. a Y-axis motor; 404. a Y-axis toothed belt; 405. a Y-axis slide rail; 406. a groove; 501. a vertical plate; 502. a Z-axis slide block; 503. a Z-axis slide rail; 504. a side groove; 505. a conduit; 506. a connecting wire; 507. a Z-axis motor; 508. a Z-axis rotating shaft; 509. wire coils; 601. a box body; 602. a cleaning tank; 603. a water pump; 604. a water pumping hole; 605. a drain hole; 606. a water inlet hole; 607. a water outlet hole; 7. a sampling needle; 801. a sample card board; 802. a sample transverse plate; 803. a sample storage groove; 804. a sample tube; 901. a standard product clamping plate; 902. a standard horizontal plate; 903. a standard article storage groove; 904. a standard test tube; 10. a control switch; 11. a heat radiation fan; 12. and a control chip.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.
As shown in fig. 1-9, an injector with automatic positioning, collecting and cleaning functions and a method for using the same include a base 1, an X-axis assembly, a Y-axis assembly, a Z-axis assembly, a cleaning assembly, a sample assembly and a standard assembly, wherein a housing 2 is disposed on an upper surface of the base 1, the X-axis assembly is mounted inside the housing 2, the Y-axis assembly is disposed on an upper surface of the X-axis assembly, the Z-axis assembly is mounted on an upper surface of the Y-axis assembly, and the sample assembly, the standard assembly and the cleaning assembly are disposed on an upper surface of the base 1;
the cleaning assembly comprises a box body 601, a cleaning groove 602, a water pump 603, a water pumping hole 604, a water draining hole 605, a water inlet 606 and a water outlet 607, the water pump 603 is arranged inside the shell 2, the outer side wall of the water pump 603 is provided with the water pumping hole 604 and the water draining hole 605, the box body 601 is arranged on the upper surface of the base 1, the cleaning groove 602 with the upward opening end is arranged on the upper surface of the box body 601, the water inlet 606 and the water outlet 607 are arranged on the inner side wall of the cleaning groove 602, water flow can be sucked from the water pumping hole 604 and then drained into the water inlet 606 from the water draining hole 605 through the operation of the water pump 603, and redundant water flow inside the cleaning groove 602 is drained along the water outlet 607, so that the real-time replacement of the water flow inside the cleaning groove 602 is finished.
Specifically, the sample assembly comprises a sample clamping plate 801, a sample transverse plate 802, a sample placing groove 803 and a sample test tube 804, wherein the sample clamping plate 801 is arranged on the upper surface of the base 1, the sample transverse plate 802 is connected to the upper surface of the sample clamping plate 801 in a clamping manner, the sample placing groove 803 with an upward opening end is formed in the upper surface of the sample transverse plate 802, the sample test tube 804 is connected to the inner side wall of the sample placing groove 803 in a clamping manner, and a sample to be collected can be placed into the sample placing groove 804.
Specifically, the X-axis assembly includes an X-axis slide rail 301, an X-axis toothed belt 302, an X-axis slider 303, a connecting plate 304, an X-axis motor 305, an X-axis rotating shaft 306 and a gear 307, the inner side wall of the housing 2 is provided with the X-axis motor 305, an output shaft of the X-axis motor 305 is fixedly connected with one end of the X-axis rotating shaft 306, the other end of the X-axis rotating shaft 306 is provided with the gear 307, the outer side wall of the gear 307 is connected with the X-axis toothed belt 302 in a meshing manner, the connecting plate 304 is detachably connected to the outer surface of the X-axis toothed belt 302, the outer side wall of the connecting plate 304 is provided with the X-axis slider 303, the inner side wall of the X-axis slider 303 is slidably connected to the outer side wall of the X-axis slide rail 301, the X-axis motor 305 operates to drive the X-axis rotating shaft 306 to rotate so as to drive the gear 307 to rotate, and further enable the X-axis toothed belt 302 to rotate under the meshing effect of the inner side wall of the gear 307 and the X-axis toothed belt 302, meanwhile, the connecting plate 304 and the supporting plate 401 can be driven to move along the X axis by the connecting action of the X-axis toothed belt 302 and the connecting plate 304.
Specifically, the Y-axis assembly includes a support plate 401, a Y-axis slider 402, a Y-axis motor 403, a Y-axis gear belt 404, a Y-axis slide rail 405 and a groove 406, the support plate 401 is fixedly connected to the upper surface of the connection plate 304, the groove 406 is formed in the outer side wall of the support plate 401, the Y-axis motor 403 is arranged on the upper surface of the support plate 401, an output shaft of the Y-axis motor 403 extends into the groove 406 and is fixedly connected to the inner side wall of the Y-axis gear belt 404, the Y-axis slide rail 405 is installed on the inner wall of the bottom surface of the groove 406, the Y-axis slider 402 is slidably connected to the upper surface of the Y-axis slide rail 405, the output shaft is driven to rotate by the operation of the Y-axis motor 403, so that the Y-axis slider 404 can be driven to rotate, and the Y-axis slider 402 detachably connected to the outer surface thereof can be driven to slide along the Y-axis slide rail 405 inside the groove 406 under the rotation of the Y-axis gear belt 404.
Specifically, the Z-axis assembly comprises a vertical plate 501, a Z-axis slider 502, a Z-axis slide rail 503, a side groove 504, a line pipe 505, a connecting line 506, a Z-axis motor 507, a Z-axis rotating shaft 508 and a wire coil 509, wherein the vertical plate 501 is arranged on the upper surface of the Y-axis slider 402, the side groove 504 is formed in the outer wall of the right side of the vertical plate 501, the Z-axis slide rail 503 is installed on the inner side wall of the side groove 504, the Z-axis slider 502 is connected to the outer side wall of the Z-axis slide rail 503 in a sliding manner, the Z-axis motor 507 is arranged inside the housing 2, the output shaft of the Z-axis motor 507 is fixedly connected to one end of the Z-axis rotating shaft 508, the other end of the Z-axis rotating shaft 508 is fixedly connected to the inner side wall of the wire coil 509, one end of the connecting line 506 is arranged on the outer side wall of the wire coil 509, and the other end of the connecting line 506 penetrates through the inner side wall of the line pipe 505 and extends into the side groove 504 to be fixedly connected to the upper surface of the Z-axis slider 502, the inside wall of the Z-axis slider 502 is provided with a sampling needle 7, a Z-axis motor 507 operates to drive a Z-axis rotating shaft 508 to rotate so as to drive a wire coil 509 to rotate, and further drive a connecting wire 506 to slide on the inside wall of a wire tube 505, and the connecting wire 506 and the Z-axis slider 502 can be driven to vertically slide along a Z-axis sliding rail 503 in a side groove 504 under the connecting action of the connecting wire 506 and the Z-axis slider 502.
Specifically, the standard component comprises a standard clamping plate 901, a standard transverse plate 902, a standard article placing groove 903 and a standard article test tube 904, the standard article clamping plate 901 is arranged on the upper surface of the base 1, the standard article transverse plate 902 is connected to the upper surface of the standard clamping plate 901 in a clamping manner, the standard article placing groove 903 with an upward opening end is formed in the upper surface of the standard article transverse plate 902, the standard article test tube 904 is connected to the inner side wall of the standard article placing groove 903 in a clamping manner, and the standard article to be collected can be placed into the standard article test tube 904.
Specifically, the number of X axle slide rail 301 and X axle slider 303 is two, and two X axle slide rail 301 evenly sets up at casing 2 inside wall, and two through connecting plate 304 fixed connection between the X axle slider 303, has ensured the horizontal migration stability of connecting plate 304 through two X axle sliders 303 that are provided with.
Specifically, the outer side wall of the Y-axis toothed belt 404 is detachably connected with the inner side wall of the Y-axis sliding block 402, the connection mode between the Y-axis toothed belt 404 and the Y-axis motor 403 is the same as the connection mode between the X-axis toothed belt 302 and the X-axis motor 305, the X-axis motor 305 and the Y-axis motor 403 can be automatically positioned in a cross coordinate mode by adopting a belt transmission mode, and the specific models of the X-axis motor 305, the Y-axis motor 403 and the Z-axis motor 507 can be DQ-42HB40A motors.
Specifically, the number of the cleaning tank 602, the water pumping hole 604, the water discharging hole 605, the water inlet hole 606 and the water outlet hole 607 is two, the water discharging hole 605 is communicated with the water inlet hole 606 through an external water pipe, the height of the water inlet hole 606 is lower than that of the water outlet hole 607, the number of the sampling needles 7 is two, the upper ends of the two sampling needles 7 are communicated with an external peristaltic pump, the purpose of cleaning is achieved by automatically feeding and discharging water to and from the water pump 603 when a cleaning function is started through setting a sampling program (sampling time and cleaning time), a double-pump head structure achieves a double-channel function, the specific model of the water pump 603 can be a KPP2-12-B04 type direct current motor peristaltic pump, and the rotating speed is adjustable from 0 to 150 r/min.
Specifically, a control chip 12 is arranged inside the housing 2, and a heat dissipation fan 11 is mounted on the outer side wall of the housing 2, the signal output end of the control chip 12 is electrically connected with the signal input ends of the X-axis motor 305, the Y-axis motor 403, the Z-axis motor 507 and the water pump 603, the outer side wall of the shell 2 is provided with a control switch 10, and the signal input end of the control switch 10 is electrically connected with an external power supply, the signal output end of the control switch 10 is electrically connected with the signal input end of the control chip 12, the control switch 10 is operated to control the on/off of the circuit of the control chip 12, and the operation of the cooling fan 11 enables the cooling operation to be carried out on the control chip 12, the service life of the control chip 12 is effectively prolonged, and the number of the sampling needles 7 is set to be two, so that the single needle mode or the double needle mode can be selected.
Specifically, the method comprises the following steps:
the method comprises the following steps: placing a sample in a sample test tube 804 and a standard in a standard test tube 904, placing the sample test tube 804 in a sample placing groove 803, placing the standard test tube 904 in a standard placing groove 903, placing a standard transverse plate 902 in a standard clamping plate 901, and placing a sample transverse plate 802 in a sample clamping plate 801, so that the sample and the standard can be placed separately in a classified manner;
step two: connecting the water pumping hole 604 with an external water source, then communicating the water discharging hole 605 with the water inlet hole 606 through an external water pipe, then connecting the water outlet hole 607 with the external water pipe, and then connecting the sampling needle 7 with an external peristaltic pump, namely, the cleaning tank 602 has the cleaning design function;
step three: the power supply is switched on, the control switch 10 is switched on, the control chip 12 operates to drive the X-axis motor 305, the Y-axis motor 403, the Z-axis motor 507 and the water pump 603 to operate, the X-axis motor 305 operates to drive the X-axis rotating shaft 306 to rotate so as to drive the gear 307 to rotate, the X-axis toothed belt 302 rotates under the meshing action of the gear 307 and the inner side wall of the X-axis toothed belt 302, meanwhile, the connecting plate 304 and the supporting plate 401 can be driven to move along the X axis under the connecting action of the X-axis toothed belt 302 and the connecting plate 304, and the X-axis sliding block 303 can be driven to horizontally slide along the X-axis sliding rail 301 under the action of the horizontal movement of the connecting plate 304, namely, the sampling needle 7 can freely move along the X axis;
step four: the Y-axis motor 403 operates to drive the output shaft to rotate so as to drive the Y-axis toothed belt 404 to rotate, and the Y-axis toothed belt 404 can drive the Y-axis sliding block 402 detachably connected to the outer surface of the Y-axis sliding block to slide along the Y-axis sliding rail 405 in the groove 406 under the rotating action of the Y-axis toothed belt, so that the vertical plate 501 is driven to move along the Y axis, namely the sampling needle 7 can freely move along the Y axis;
step five: a Z-axis motor 507 operates to drive a Z-axis rotating shaft 508 to rotate so as to drive a wire coil 509 to rotate, and further drive a connecting wire 506 to slide on the inner side wall of a wire tube 505, and under the connecting action of the connecting wire 506 and the Z-axis slider 502, the Z-axis slider 502 can be driven to vertically slide along a Z-axis sliding rail 503 in a side groove 504, so that a sampling needle 7 is driven to move along the Z axis, namely the sampling needle 7 can freely move along the Z axis;
step six: the sampling needle 7 can move vertically and suck and collect the sample in the sample test tube 804 under the matching action of the external peristaltic pump, and the sampling needle 7 can move to the interior of the standard test tube 904 and collect the standard in the interior under the matching action of the X-axis assembly, the Y-axis assembly and the Z-axis assembly, namely, the sampling needle has the design function of sample collection;
step seven: sampling needle 7 after the collection can put into washing tank 602 inside and wash the operation under the mating reaction of X axle subassembly, Y axle subassembly and Z axle subassembly, and meanwhile can inhale rivers from pumping hole 604 and follow wash port 605 and drain into inlet opening 606 through the operation of water pump 603, and the inside unnecessary rivers of washing tank 602 are discharged along apopore 607, and then has also accomplished the real-time change of rivers inside washing tank 602, even can wash in real time sampling needle 7.
The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (10)
1. The utility model provides a sample injector with automatic positioning, collection and cleaning function, includes base (1), X axle subassembly, Y axle subassembly, Z axle subassembly, cleaning assembly, sample subassembly and standard substance subassembly, its characterized in that: the device comprises a base (1) and is characterized in that a shell (2) is arranged on the upper surface of the base (1), an X shaft assembly is installed inside the shell (2), a Y shaft assembly is arranged on the upper surface of the X shaft assembly, a Z shaft assembly is installed on the upper surface of the Y shaft assembly, and a sample assembly, a standard assembly and a cleaning assembly are arranged on the upper surface of the base (1);
the cleaning assembly comprises a box body (601), a cleaning tank (602), a water pump (603), a water pumping hole (604), a water discharging hole (605), a water inlet hole (606) and a water outlet hole (607), the water pump (603) is arranged in the shell (2), the water pumping hole (604) and the water discharging hole (605) are arranged on the outer side wall of the water pump (603), the box body (601) is arranged on the upper surface of the base (1), the cleaning tank (602) with an upward opening end is arranged on the upper surface of the box body (601), and the water inlet hole (606) and the water outlet hole (607) are arranged on the inner side wall of the cleaning tank (602);
the sample assembly comprises a sample clamping plate (801), a sample transverse plate (802), a sample storage groove (803) and a sample test tube (804), wherein the sample clamping plate (801) is arranged on the upper surface of the base (1), the sample transverse plate (802) is connected to the upper surface of the sample clamping plate (801) in a clamping manner, the sample storage groove (803) with an upward opening end is formed in the upper surface of the sample transverse plate (802), and the sample test tube (804) is connected to the inner side wall of the sample storage groove (803) in a clamping manner.
2. The sample injector with automatic positioning, collecting and cleaning functions of claim 1, characterized in that: the X axle subassembly includes X axle slide rail (301), X axle cingulum (302), X axle slider (303), connecting plate (304), X axle motor (305), X axle pivot (306) and gear (307), casing (2) inside wall is provided with X axle motor (305), just the output shaft fixedly connected with X axle pivot (306) of X axle motor (305) one end, and the other end of X axle pivot (306) is provided with gear (307), gear (307) lateral wall meshing is connected with X axle cingulum (302), just X axle cingulum (302) surface can be dismantled and is connected with connecting plate (304), connecting plate (304) lateral wall is provided with X axle slider (303), just X axle slider (303) inside wall sliding connection is at the lateral wall of X axle slide rail (301).
3. The sample injector with automatic positioning, collecting and cleaning functions of claim 1, characterized in that: the Y axle subassembly includes backup pad (401), Y axle slider (402), Y axle motor (403), Y axle cingulum (404), Y axle slide rail (405) and recess (406), fixed surface is connected with backup pad (401) on connecting plate (304), just backup pad (401) lateral wall is seted up flutedly (406), backup pad (401) upper surface is provided with Y axle motor (403), just the output shaft of Y axle motor (403) extends to inside and Y axle cingulum (404) inside wall fixed connection in recess (406), Y axle slide rail (405) are installed to recess (406) bottom surface inner wall, just surface sliding connection has Y axle slider (402) on Y axle slide rail (405).
4. The sample injector with automatic positioning, collecting and cleaning functions of claim 1, characterized in that: the Z-axis assembly comprises a vertical plate (501), a Z-axis sliding block (502), a Z-axis sliding rail (503), a side groove (504), a line pipe (505), a connecting line (506), a Z-axis motor (507), a Z-axis rotating shaft (508) and a wire coil (509), wherein the vertical plate (501) is arranged on the upper surface of the Y-axis sliding block (402), the side groove (504) is formed in the outer wall of the right side of the vertical plate (501), the Z-axis sliding rail (503) is installed on the inner side wall of the side groove (504), the Z-axis sliding block (502) is connected to the outer side wall of the Z-axis sliding rail (503) in a sliding manner, the Z-axis motor (507) is arranged inside the shell (2), the output shaft of the Z-axis motor (507) is fixedly connected with one end of the Z-axis rotating shaft (508), the other end of the Z-axis rotating shaft (508) is fixedly connected with the inner side wall of the wire coil (509), and the outer side wall of the wire coil (509) is provided with one end of the connecting line (506), and the other end of the connecting line (506) penetrates through the inner side wall of the line pipe (505) and extends to the inside of the side groove (504) to be fixedly connected with the upper surface of the Z-axis sliding block (502), and the inner side wall of the Z-axis sliding block (502) is provided with a sampling needle (7).
5. The sample injector with automatic positioning, collecting and cleaning functions of claim 1, characterized in that: the standard component comprises a standard clamping plate (901), a standard transverse plate (902), a standard article placing groove (903) and a standard article test tube (904), the standard article clamping plate (901) is arranged on the upper surface of the base (1), the standard article transverse plate (902) is connected to the upper surface of the standard article clamping plate (901) in a clamping mode, the standard article placing groove (903) with the upward opening end is formed in the upper surface of the standard article transverse plate (902), and the standard article placing groove (903) is connected with the standard article test tube (904) in a clamping mode.
6. The sample injector with automatic positioning, collecting and cleaning functions of claim 2, characterized in that: the number of the X-axis sliding rails (301) and the number of the X-axis sliding blocks (303) are two, the X-axis sliding rails (301) are evenly arranged on the inner side wall of the shell (2), and the X-axis sliding blocks (303) are fixedly connected through a connecting plate (304).
7. The sample injector with automatic positioning, collecting and cleaning functions of claim 2 or 3, characterized in that: the outer side wall of the Y-axis toothed belt (404) is detachably connected with the inner side wall of the Y-axis sliding block (402), and the connection mode between the Y-axis toothed belt (404) and the Y-axis motor (403) is the same as that between the X-axis toothed belt (302) and the X-axis motor (305).
8. The sample injector with automatic positioning, collecting and cleaning functions of claim 1 or 4, characterized in that: the number of the cleaning tank (602), the number of the water pumping holes (604), the number of the water discharging holes (605), the number of the water inlet holes (606) and the number of the water outlet holes (607) are two, the water discharging holes (605) are communicated with the water inlet holes (606) through external water pipes, the height of the water inlet holes (606) is lower than that of the water outlet holes (607), the number of the sampling needles (7) is two, and the upper ends of the two sampling needles (7) are communicated with an external peristaltic pump.
9. The sample injector with automatic positioning, collecting and cleaning functions of claims 1-4, characterized in that: casing (2) inside is provided with control chip (12), just radiator fan (11) are installed to casing (2) lateral wall, and the signal output part of control chip (12) and the signal input part electric connection of X axle motor (305), Y axle motor (403), Z axle motor (507) and water pump (603), casing (2) lateral wall is provided with control switch (10), just the signal input part and the external power supply electric connection of control switch (10), and the signal output part of control switch (10) and the signal input part electric connection of control chip (12).
10. The method for using the sample injector with automatic positioning, collecting and cleaning functions in any one of claims 1 to 9, is characterized in that: the method comprises the following steps:
the method comprises the following steps: putting a sample into a sample test tube (804) and putting a standard substance into a standard substance test tube (904), putting the sample test tube (804) into a sample accommodating groove (803), putting the standard substance test tube (904) into a standard substance accommodating groove (903), putting a standard substance transverse plate (902) into a standard substance clamping plate (901), and putting a sample transverse plate (802) into a sample clamping plate (801);
step two: connecting a water pumping hole (604) with an external water source, communicating a water discharging hole (605) with a water inlet hole (606) through an external water pipe, connecting a water outlet hole (607) with the external water pipe, and connecting a sampling needle (7) with an external peristaltic pump;
step three: the power supply is switched on, the control switch (10) is switched on, the control chip (12) operates to drive the X-axis motor (305), the Y-axis motor (403), the Z-axis motor (507) and the water pump (603) to operate, the X-axis motor (305) operates to drive the X-axis rotating shaft (306) to rotate so as to drive the gear (307) to rotate, the X-axis toothed belt (302) is driven to rotate under the meshing action of the gear (307) and the inner side wall of the X-axis toothed belt (302), meanwhile, the connecting plate (304) and the supporting plate (401) can be driven to move along the X axis under the connecting action of the X-axis toothed belt (302) and the connecting plate (304), and the X-axis sliding block (303) can be driven to horizontally slide along the X-axis sliding rail (301) under the horizontal movement action of the connecting plate (304);
step four: the Y-axis motor (403) operates to drive the output shaft to rotate so as to drive the Y-axis toothed belt (404) to rotate, and the Y-axis toothed belt (404) can drive the Y-axis sliding block (402) detachably connected to the outer surface of the Y-axis sliding block to slide along the Y-axis sliding rail (405) in the groove (406) under the rotating action of the Y-axis toothed belt, so that the vertical plate (501) is driven to move along the Y axis;
step five: the Z-axis motor (507) operates to drive the Z-axis rotating shaft (508) to rotate so as to drive the wire coil (509) to rotate, and further drive the connecting wire (506) to slide on the inner side wall of the spool (505), and the connecting wire (506) and the Z-axis sliding block (502) can drive the Z-axis sliding block (502) to vertically slide along the Z-axis sliding rail (503) in the side groove (504), so that the sampling needle (7) is driven to move along the Z axis;
step six: the sampling needle (7) can vertically move and suck and collect the sample in the sample test tube (804) under the matching action of an external peristaltic pump, and the sampling needle (7) can move to the interior of the standard test tube (904) and collect the standard in the interior of the standard test tube under the matching action of the X shaft assembly, the Y shaft assembly and the Z shaft assembly;
step seven: sampling needle (7) after the collection can be put into washing tank (602) inside and wash the operation under the mating reaction of X axle subassembly, Y axle subassembly and Z axle subassembly, and meanwhile can inhale rivers from pumping hole (604) and follow wash port (605) and discharge inlet opening (606) afterwards through water pump (603) operation, and the inside unnecessary rivers of washing tank (602) are discharged along apopore (607), and then have just also accomplished the rivers of washing tank (602) inside and have changed in real time.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202110838616.6A CN113567598B (en) | 2021-07-23 | 2021-07-23 | Sampler with automatic positioning, collecting and cleaning functions and use method thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202110838616.6A CN113567598B (en) | 2021-07-23 | 2021-07-23 | Sampler with automatic positioning, collecting and cleaning functions and use method thereof |
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| CN113567598A true CN113567598A (en) | 2021-10-29 |
| CN113567598B CN113567598B (en) | 2023-11-28 |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2014005463A1 (en) * | 2012-07-06 | 2014-01-09 | 深圳市麦迪聪医疗电子有限公司 | Sampling needle automatic washing apparatus and method therefor |
| CN206531862U (en) * | 2017-01-09 | 2017-09-29 | 深圳市美侨医疗科技有限公司 | Protein analyzer |
| CN207036761U (en) * | 2017-07-17 | 2018-02-23 | 厦门大学 | A kind of full-automatic point sample instrument |
| CN207282451U (en) * | 2017-10-01 | 2018-04-27 | 江苏天瑞仪器股份有限公司 | A kind of icp ms autosampler |
| WO2021087664A1 (en) * | 2019-11-04 | 2021-05-14 | 王君东 | B-scan probe cleaning and disinfecting device having rotating structure, and use method therefor |
-
2021
- 2021-07-23 CN CN202110838616.6A patent/CN113567598B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2014005463A1 (en) * | 2012-07-06 | 2014-01-09 | 深圳市麦迪聪医疗电子有限公司 | Sampling needle automatic washing apparatus and method therefor |
| CN206531862U (en) * | 2017-01-09 | 2017-09-29 | 深圳市美侨医疗科技有限公司 | Protein analyzer |
| CN207036761U (en) * | 2017-07-17 | 2018-02-23 | 厦门大学 | A kind of full-automatic point sample instrument |
| CN207282451U (en) * | 2017-10-01 | 2018-04-27 | 江苏天瑞仪器股份有限公司 | A kind of icp ms autosampler |
| WO2021087664A1 (en) * | 2019-11-04 | 2021-05-14 | 王君东 | B-scan probe cleaning and disinfecting device having rotating structure, and use method therefor |
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| CN113567598B (en) | 2023-11-28 |
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