CN108016879B - Telescopic rotary disc suction head device - Google Patents
Telescopic rotary disc suction head device Download PDFInfo
- Publication number
- CN108016879B CN108016879B CN201711481645.1A CN201711481645A CN108016879B CN 108016879 B CN108016879 B CN 108016879B CN 201711481645 A CN201711481645 A CN 201711481645A CN 108016879 B CN108016879 B CN 108016879B
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- Prior art keywords
- pipe
- suction
- suction head
- hole
- turntable
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- 238000007710 freezing Methods 0.000 claims abstract description 48
- 230000008014 freezing Effects 0.000 claims abstract description 48
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims abstract description 23
- 239000011324 bead Substances 0.000 claims abstract description 13
- 238000000605 extraction Methods 0.000 claims abstract description 10
- 238000003780 insertion Methods 0.000 claims abstract description 6
- 230000037431 insertion Effects 0.000 claims abstract description 6
- 239000010902 straw Substances 0.000 claims description 16
- 239000012774 insulation material Substances 0.000 claims description 9
- 239000002826 coolant Substances 0.000 claims description 6
- 238000002347 injection Methods 0.000 claims description 6
- 239000007924 injection Substances 0.000 claims description 6
- 230000003028 elevating effect Effects 0.000 claims description 3
- 238000005187 foaming Methods 0.000 claims description 3
- 239000000463 material Substances 0.000 claims description 3
- 239000004579 marble Substances 0.000 abstract description 15
- 238000007664 blowing Methods 0.000 description 4
- 230000005389 magnetism Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 238000005086 pumping Methods 0.000 description 4
- 239000012472 biological sample Substances 0.000 description 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 238000004321 preservation Methods 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 239000000523 sample Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G47/00—Article or material-handling devices associated with conveyors; Methods employing such devices
- B65G47/74—Feeding, transfer, or discharging devices of particular kinds or types
- B65G47/90—Devices for picking-up and depositing articles or materials
- B65G47/91—Devices for picking-up and depositing articles or materials incorporating pneumatic, e.g. suction, grippers
- B65G47/918—Devices for picking-up and depositing articles or materials incorporating pneumatic, e.g. suction, grippers with at least two picking-up heads
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W90/00—Enabling technologies or technologies with a potential or indirect contribution to greenhouse gas [GHG] emissions mitigation
- Y02W90/10—Bio-packaging, e.g. packing containers made from renewable resources or bio-plastics
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Warehouses Or Storage Devices (AREA)
- Sampling And Sample Adjustment (AREA)
Abstract
A telescopic turntable suction head device comprising: the base is used for accommodating the accommodating rotary table of the freezing storage pipe, and a rotary shaft is inserted into the accommodating rotary table to drive the accommodating rotary table to rotate; the motor is connected with the upper end of the rotating shaft; the scanning mechanism is arranged below the insertion through hole; the suction pipe guide pipe is vertically arranged at the extraction through hole of the base; the suction pipe lifting mechanism comprises a suction pipe and an electromagnetic coil, is arranged outside the suction pipe and is positioned below the universal rotating beads; the electromagnetic iron core is arranged in the electromagnetic coil; the iron ring is arranged in the suction pipe and below the electromagnetic iron core; the suction head buffer device comprises a suction head fixing sleeve, a suction head connecting pipe, a suction nozzle, a spring and a suction head; the outer wall of the lower part of the suction head is along a chute, and a marble is arranged in the chute; the upper end of the suction head is connected with the iron ring through a pull rope; the lifting motor is arranged at one side of the lower part of the suction pipe, and the output shaft of the lifting motor is provided with a gear meshed with the rack surface at one side of the suction pipe; the air pipe joint is arranged at the top of the suction pipe; and the controller is used for driving the motor for accommodating the turntable, the code scanner, the electromagnetic coil and the lifting motor to be connected.
Description
Technical Field
The invention belongs to the technical field of sucking or storing of freezing pipes, and particularly relates to a telescopic rotary disc suction head device.
Background
At present, the automatic operation of the access of the biological sample freezing tube is realized, and the vacuum suction is a mode which is frequently adopted when the tube is taken. Because each batch needs to take a plurality of freezing storage pipes, and the quantity is variable, if the freezing storage pipes are singly sucked, the efficiency is lower; if a plurality of straws are required to be sucked at one time, the commonly used straws with fixed length can only suck a fixed number of frozen storage tubes at one time, and cannot meet the requirement of variable number of the frozen storage tubes for each batch. Meanwhile, in order to ensure activity, biological samples are often stored in a deep low temperature environment; when taking the tube, the sample is exposed to room temperature environment, and the biological sample is damaged by the severe change of the temperature.
The above common operation method for accessing the freezing storage tube cannot realize accessing the freezing storage tube according to the requirement of a user, has inconvenience, and has lower access efficiency of the freezing storage tube and potential safety hazard.
Disclosure of Invention
The invention aims to provide a telescopic rotary table suction head device, which solves the problem of automatically and integrally storing and taking a freezing storage pipe, and simultaneously realizes the cold insulation of the freezing storage pipe in the transfer process, thereby not only improving the storage and taking quantity of the freezing storage pipe, but also reducing the risk of exposing the freezing storage pipe in the room temperature environment, improving the storage and taking efficiency of the freezing storage pipe and reducing the potential safety hazard.
In order to achieve the above purpose, the technical scheme of the invention is as follows:
a telescopic turntable suction head device, comprising: the base is circular and comprises a body with a cavity, a top cover and a chassis on the body; the top cover is provided with a central through hole, and one side of the top cover is provided with an extraction through hole for extracting the freezing storage tube; an annular groove is formed in the outer ring of the upper end face of the chassis, and a notch communicated with the annular groove is formed in one side of the chassis; a fixed counter bore is arranged in the center of the upper end surface of the chassis; the containing turntable is used for containing the frozen storage tube, a central through hole is formed in the containing turntable, a plurality of through holes which penetrate up and down and are used for inserting the frozen storage tube are formed in the outer ring of the containing turntable along the circumferential direction, the containing turntable is arranged in the base body, and the through holes correspond to the annular grooves of the base chassis; an annular cavity is arranged between the central through hole and the inserting through hole in the holding turntable, and an injection hole capable of introducing cooling medium is arranged in the middle of the base chassis corresponding to the cavity; the through holes in which the accommodating turntables are inserted correspond to the top cover extraction through holes; the rotating shaft is inserted into the central through hole of the containing turntable, the lower end of the rotating shaft is fixed on a fixed counter bore in the center of the upper end face of the chassis through a bearing, and the upper end of the rotating shaft extends out of the central through hole of the containing turntable and the central through hole of the top cover and is sleeved with a bearing; the upper part and the lower part of the rotating shaft are connected with the containing turntable so as to drive the containing turntable to rotate; an output shaft of the motor is connected with the upper end of the rotating shaft; the scanning mechanism comprises a mounting base and a strip-shaped body, wherein an inverted trapezoid groove is formed in the upper end face of the mounting base along the length direction, and inclined planes on two sides of the groove form 45 degrees; one end of the mounting base is arranged at the notch of the base chassis, and the inclined plane on one side corresponds to the lower part of the through hole for inserting the containing turntable; the first reflecting mirror and the second reflecting mirror are respectively arranged on inclined planes at two sides of the inverted trapezoid groove of the mounting base; the first reflecting mirror is positioned below the insertion through hole; the code scanner is arranged above the second reflecting mirror; the suction pipe guide pipe is vertically arranged at the extraction through hole of the base top cover, a guide groove is formed in the upper middle of the two side walls of the suction pipe guide pipe along the length direction, and a through hole is formed in one side wall of the lower part of the suction pipe guide pipe; straw elevating system includes: the suction pipe is arranged in the suction pipe guide pipe, three sliding grooves are uniformly formed in the outer wall of the suction pipe along the circumferential direction, and a tooth-shaped structure is arranged on one side of the outer wall of the suction pipe along the length direction to form a rack surface; three universal rotating beads are uniformly arranged on the side wall below the through hole at the lower part of the straw guide pipe along the circumferential direction of the straw guide pipe, one side of each universal rotating bead is embedded in the side wall of the straw guide pipe, and the other side of each universal rotating bead is laterally arranged on three sliding grooves on the outer wall of the straw; the electromagnetic coil is arranged outside the suction pipe and is positioned below the universal rotating beads; the electromagnetic iron core is arranged in the electromagnetic coil; the iron ring is arranged in the suction pipe and below the electromagnetic iron core; a tip buffer device comprising; the suction head fixing sleeve is arranged at the lower end part of the suction pipe, and a circle of stop part is convexly arranged at the inner side of the lower port of the suction head fixing sleeve; the suction head connecting pipe is arranged in the suction head fixing sleeve, and a step which is in abutting fit with the stop part is circumferentially arranged at the upper part of the outer wall of the suction head connecting pipe; the suction nozzle is a T-shaped column body, a central channel is axially arranged, and a groove for inserting the lower part of a suction nozzle connecting pipe is formed in the inner wall of the upper part of the central channel; three fastening holes are uniformly formed in the side wall of the lower part of the central channel along the circumferential direction; the spring is sleeved outside the suction head connecting pipe, and the lower end of the spring abuts against the upper end face of the suction nozzle; the suction head is arranged in the suction head connecting pipe and is of a pipe body structure, a step matched with the upper end face of the suction head connecting pipe is convexly arranged on the outer wall of the upper part, three sliding grooves are uniformly formed in the outer wall of the lower part of the suction head along the circumferential direction, and the sliding grooves are internally provided with marbles which correspond to the three buckling holes of the suction head and can be exposed from the buckling holes and used for buckling the inner wall of the freezing storage pipe; the upper end of the suction head is connected with the iron ring through a pull rope; the lifting motor is arranged at one side of the lower part of the suction pipe through the mounting bracket, a gear is arranged on the output shaft of the lifting motor, and the gear is meshed with the rack surface at one side of the suction pipe; the air pipe joint is arranged at the top of the suction pipe, and one side of the air pipe joint extends out of the through hole at the lower part of the suction pipe guide pipe; and the controller is used for driving the motor of the containing turntable, the code scanner, the electromagnetic coil of the straw lifting mechanism and the lifting motor to be connected.
Preferably, the base top covers the cooling medium injection hole.
Preferably, the base chassis also comprises a wear-resistant ring which is arranged in the annular groove of the base chassis and is provided with an opening corresponding to a notch on one side of the chassis; an annular limiting groove is formed in the upper end face of the wear-resistant ring along the circumferential direction.
Preferably, the mounting base is connected to the base chassis through a fixing base.
Preferably, the code scanner is connected to the base through a bracket.
Preferably, a cold insulation material is arranged between the containing turntable and the rotating shaft.
Preferably, the cold insulation material is arranged on the inner wall of the containing turntable.
Preferably, the cold insulation material is a foaming material.
In the initial state, the whole device can be externally connected with a mechanical arm for operation, a main controller is used for controlling a motor, a motor assembly and an external pressure container pumping and blowing mechanism, and the pressure container pumping and blowing mechanism is externally connected with an air pipe joint;
when the frozen storage pipe is required to be sucked and the code is scanned to record the information of the frozen storage pipe, the mechanical arm presses the whole telescopic rotary table suction head device downwards so that the suction nozzle moves upwards, at the moment, the marble enters the suction nozzle and is not exposed from the inside of the clamping hole, air is pumped from the air pipe joint so that the frozen storage pipe is tightly adsorbed below the suction nozzle, at the moment, the mechanical arm moves the whole telescopic rotary table suction head device upwards, and therefore the marble enters the clamping hole, the inner wall of the frozen storage pipe is held tightly by the marble, and the clamping function is realized; at the moment, the air pipe joint is disconnected, the motor is started and rotates with the gear, so that the suction pipe moves upwards, when the frozen storage pipe carried by the suction head buffer device moves into the containing groove, the motor stops, the electromagnetic coil is electrified to generate magnetism, so that the electromagnetic iron core moves upwards and pulls the iron ring to move upwards together, the pull rope is driven to move upwards, the suction head moves upwards and enables the marble to enter the suction nozzle, the unbuckling function is realized, the frozen storage pipe unbuckles and enters the containing groove, the plane mirror group reflects the two-dimensional code at the bottom of the frozen storage pipe to the code scanning reader, and the code scanning reader reads the two-dimensional code information at the bottom of the frozen storage pipe and transmits data to the main controller, so that the user can observe and count conveniently; the motor starts and drives the containing disc to rotate, the frozen storage pipe stored in the containing groove rotates out of the position right below the lifting hole of the suction pipe, the empty containing groove to be placed in the frozen storage pipe rotates into the position right below the lifting hole of the suction pipe, at the moment, the motor stops rotating, and the lifting motor starts and reverses again, so that the suction pipe moves downwards to suck the frozen storage pipe again.
When the freezing storage tube in the storage turntable is required to be stored to a designated area, firstly, the motor drives the suction tube to rise to the upper side of the freezing storage tube, at the moment, the motor reverses to enable the suction tube to descend so that the lower side of the suction nozzle enters the freezing storage tube, the marble is exposed out of the buckling hole and buckled on the inner wall of the freezing storage tube, at the moment, the motor reverses again to enable the suction tube to descend with the freezing storage tube and move to the storage area, the electromagnetic coil is electrified to generate magnetism, so that the electromagnetic iron core moves upwards and pulls the iron ring to move upwards together, the pull rope is driven to move upwards, the suction head moves upwards and enables the marble to enter the suction nozzle, and the unbuckling function is achieved, so that the freezing storage tube is unbuckled and enters the designated area for storing the freezing storage tube.
The invention has the beneficial effects that:
the invention realizes automatic integrated storing and taking of the freezing storage pipes, simultaneously keeps the preservation temperature of the freezing storage pipes between 130 ℃ below zero and 196 ℃ below zero in the transfer process, improves the storing and taking quantity of the freezing storage pipes, reduces the risk of exposing the freezing storage pipes in the room temperature environment, improves the storing and taking efficiency of the freezing storage pipes, and reduces the potential safety hazard.
Drawings
Fig. 1 is a perspective view of fig. 1 according to an embodiment of the present invention.
Fig. 2 is a perspective view of fig. 2 according to an embodiment of the present invention.
Fig. 3 is a top view of an embodiment of the present invention.
Fig. 4 is a perspective view of a base according to an embodiment of the present invention.
Fig. 5 is an exploded perspective view of the base of the embodiment of the present invention in fig. 1.
Fig. 6 is an exploded perspective view of the base in accordance with an embodiment of the present invention.
Fig. 7 is a cross-sectional view of a base in an embodiment of the invention.
Fig. 8 is a perspective view of a scanning mechanism in an embodiment of the invention.
FIG. 9 is a perspective view of a pipette lift mechanism in accordance with an embodiment of the present invention.
Fig. 10 is a top view of fig. 9.
Fig. 11 is a B-B cross-sectional view of fig. 10.
Fig. 12 is a C-C cross-sectional view of fig. 10.
Fig. 13 is an enlarged schematic view of a portion D of fig. 12.
FIG. 14 is an exploded perspective view of the pipette lift mechanism of the present invention.
FIG. 15 is a partial view of the pipette lift mechanism of the present invention.
Fig. 16 to 18 are schematic views showing the state of the suction nozzle when sucking up the freezing tube according to the embodiment of the present invention.
Detailed Description
Referring to fig. 1 to 15, a telescopic turntable suction head device of the present invention includes:
the base 1 is circular and comprises a body 101 with a cavity, a top cover 102 and a bottom plate 103; the top cover 102 is provided with a central through hole 1021, and one side of the top cover is provided with an extraction through hole 1022 for extracting the frozen storage tube; an annular groove 1031 is arranged on the outer ring of the upper end surface of the chassis 103, and a notch 1032 communicated with the annular groove is arranged on one side of the chassis 103; a fixed counter bore 1033 is arranged in the center of the upper end surface of the chassis 103;
the containing turntable 2 for containing the freezing and storing pipes is provided with a central through hole 201, the outer ring of the containing turntable 2 is provided with a plurality of inserting through holes 202 which are communicated up and down and are used for inserting the freezing and storing pipes along the circumferential direction, the containing turntable is arranged in the base 1 body 101, and the inserting through holes 202 correspond to the annular groove 1031 of the base chassis 103; an annular cavity 203 is arranged between the central through hole 201 and the inserting through hole 202 in the containing turntable 2, and an injection hole 1034 for introducing cooling medium is arranged in the middle of the base chassis 103 corresponding to the cavity 203; the accommodating turntable insertion through holes 202 correspond to the top cover extraction through holes 1022;
a rotating shaft 3 inserted in the central through hole 201 of the containing turntable 2, the lower end of which is fixed on the fixed counter bore 1033 in the center of the upper end surface of the chassis 103 through a bearing, the upper end of which extends out of the central through hole of the containing turntable and the through hole in the center of the top cover, and is sleeved with a bearing; the upper and lower parts of the rotating shaft 3 are connected with the containing turntable 2 so as to drive the containing turntable 2 to rotate;
the output shaft of the motor 4 is connected with the upper end of the rotating shaft 3;
the scanning mechanism 5, which includes,
the mounting base 51 is a strip-shaped body, the upper end surface of the strip-shaped body is provided with an inverted trapezoid groove 511 along the length direction, and inclined planes 5111 and 5112 on two sides of the groove 511 form 45 degrees; one end of the mounting base 51 is disposed at the notch 1032 of the base chassis 103, wherein one side inclined surface 5111 corresponds to the lower portion of the insertion through hole 202 of the accommodating turntable 2;
the first reflecting mirror 52 and the second reflecting mirror 53 are respectively arranged on the inclined planes 5111 and 5112 on the two sides of the inverted trapezoid groove of the mounting base 51; the first reflecting mirror 52 is positioned below the insertion through hole 202;
the code scanner 54 is arranged above the second reflecting mirror 53;
the suction pipe guide pipe 6 is vertically arranged at the position of the extraction through hole 1022 of the base top cover 102, the upper middle parts of the two side walls of the suction pipe guide pipe are provided with a guide groove 61 along the length direction, and one side wall of the lower part of the suction pipe guide pipe 6 is provided with a through hole 62;
straw elevating system 7 includes:
the suction pipe 71 is arranged in the suction pipe guide pipe 6, three sliding grooves 711 are uniformly arranged on the outer wall of the suction pipe guide pipe along the circumferential direction, and a tooth-shaped structure 712 is arranged on one side of the outer wall of the suction pipe guide pipe along the length direction to form a rack surface;
three universal rotating beads 72 are uniformly arranged on the side wall of the lower part of the suction pipe guide pipe 6 below the through hole 62 along the circumferential direction of the suction pipe guide pipe 6, one side of each universal rotating bead 72 is embedded on the side wall of the suction pipe guide pipe 6, and the other side of each universal rotating bead is laterally arranged on three sliding grooves 711 on the outer wall of the suction pipe 71;
an electromagnetic coil 73 disposed outside the suction pipe 71 and below the universal rotating bead 72;
an electromagnetic core 74 provided in the electromagnetic coil 73;
an iron ring 75 provided in the suction pipe 71 below the electromagnetic iron core 75;
a tip buffer 76 comprising;
a suction head fixing sleeve 761 arranged at the lower end part of the suction pipe 71, and a circle of stop part 7611 is convexly arranged at the inner side of the lower port of the suction head fixing sleeve;
a suction head connecting pipe 762 which is arranged in the suction head fixing sleeve 761, and the upper part of the outer wall of which is circumferentially provided with a step 7621 which is in abutting fit with the stop part 7611;
the suction nozzle 763 and the T-shaped column are axially provided with a central channel 7631, and the inner wall of the upper part of the central channel 7631 is provided with a groove 7632 for inserting the lower part of the suction nozzle connecting pipe 762; three buckling holes 7633 are uniformly formed in the lower side wall of the central channel 7631 along the circumferential direction;
the spring 765 is sleeved outside the suction head connecting pipe 762, and the lower end of the spring abuts against the upper end face of the suction nozzle 763;
the suction head 766 is arranged in the suction head connecting pipe 762, and is of a pipe body structure, the outer wall of the upper part is convexly provided with a step 7661 matched with the upper end face of the suction head connecting pipe 762, the outer wall of the lower part of the suction head 766 is uniformly provided with three sliding grooves 7662 along the circumferential direction, the sliding grooves 7662 are internally provided with balls 764, the balls 764 correspond to three buckling holes 7633 of the suction head 763, and the outer sides of the balls 764 can be exposed from the buckling holes 7633 and are used for buckling the inner wall of the freezing storage pipe 100; the upper end of the suction head 766 is connected with an iron ring 75 through a pull rope 767;
a lifting motor 77, which is arranged at one side of the lower part of the suction pipe 71 through a mounting bracket 8, and the output shaft of which is provided with a gear 78, wherein the gear 78 is meshed with the rack surface at one side of the suction pipe 71;
the air pipe joint 9 is arranged at the top of the suction pipe 71, and one side of the air pipe joint is extended out of the through hole 62 at the lower part of the suction pipe guide pipe 6;
and the controller is used for driving the motor of the containing turntable, the code scanner, the electromagnetic coil of the straw lifting mechanism and the lifting motor to be connected.
Preferably, the base top cover 102 is provided with a cooling medium injection hole 1023, and in this embodiment, liquid nitrogen is injected to perform a cold insulation effect, so as to prevent the temperature of the freezing box placed in the storage turntable from rising too fast.
Further, the wear-resistant ring 17 is disposed in the annular groove 1031 of the chassis 103 of the base 1, and has an opening 171 corresponding to the notch 1032 on one side of the chassis 103; an annular limit groove 172 is formed on the upper end surface of the wear-resistant ring 17 along the circumferential direction.
The mounting base 51 is connected to the base chassis 103 by a fixing base 55.
The code scanner 54 is connected to the base 1 through a bracket.
Preferably, a cold insulation material is arranged between the containing turntable and the rotating shaft. The cold insulation material is arranged on the inner wall of the containing turntable. The cold insulation material is a foaming material.
Referring to fig. 16 to 18, when the freezing pipe 100 is sucked, the step surface of the suction nozzle 763 firstly props against the upper end of the pipe cap of the freezing pipe 100, and the suction pipe 71 continues to be pressed down until the marble 764 in the suction nozzle 766 is in a non-ejection state, as shown in fig. 16;
turning on the vacuum source, at this time, the freezing tube 100 is sucked up until the suction nozzle 763 is inserted into the counter bore at the upper end of the tube cap of the freezing tube 100, as shown in fig. 17;
when the freezing tube 100 is taken up, the suction tube 71 is lifted up, the suction head 766 is reset by the spring 765, the marble 764 is ejected out and is blocked on the inner wall of the tube cap counter bore of the freezing tube 100, and at this time, the freezing tube 100 can still be kept on the suction head 766 even if the vacuum source is turned off, as shown in fig. 18.
The working procedure of the embodiment is as follows:
in the initial state, the whole device can be externally connected with a mechanical arm for operation, a main controller is used for controlling a motor, a motor assembly and an external pressure container pumping and blowing mechanism, and the pressure container pumping and blowing mechanism is externally connected with an air pipe joint;
when the frozen storage pipe is required to be sucked and the code is scanned to record the information of the frozen storage pipe, the mechanical arm presses the whole telescopic rotary table suction head device downwards so that the suction nozzle moves upwards, at the moment, the marble enters the suction nozzle and is not exposed from the inside of the clamping hole, air is pumped from the air pipe joint so that the frozen storage pipe is tightly adsorbed below the suction nozzle, at the moment, the mechanical arm moves the whole telescopic rotary table suction head device upwards, and therefore the marble enters the clamping hole, the inner wall of the frozen storage pipe is held tightly by the marble, and the clamping function is realized; at the moment, the air pipe joint is disconnected, the motor is started and rotates with the gear, so that the suction pipe moves upwards, when the frozen storage pipe carried by the suction head buffer device moves into the containing groove, the motor stops, the electromagnetic coil is electrified to generate magnetism, so that the electromagnetic iron core moves upwards and pulls the iron ring to move upwards together, the pull rope is driven to move upwards, the suction head moves upwards and enables the marble to enter the suction nozzle, the unbuckling function is realized, the frozen storage pipe unbuckles and enters the containing groove, the plane mirror group reflects the two-dimensional code at the bottom of the frozen storage pipe to the code scanning reader, and the code scanning reader reads the two-dimensional code information at the bottom of the frozen storage pipe and transmits data to the main controller, so that the user can observe and count conveniently; the motor starts and drives the containing disc to rotate, the frozen storage pipe stored in the containing groove rotates out of the position right below the lifting hole of the suction pipe, the empty containing groove to be placed in the frozen storage pipe rotates into the position right below the lifting hole of the suction pipe, at the moment, the lifting motor stops rotating, and the lifting motor starts and reverses again, so that the suction pipe moves downwards to suck the frozen storage pipe again.
When the freezing storage tube in the storage turntable is required to be stored to a designated area, firstly, the motor drives the suction tube to rise to the upper side of the freezing storage tube, at the moment, the motor is reversed to enable the suction tube to descend so that the lower side of the suction nozzle enters the freezing storage tube, the marble is exposed out of the buckling hole and buckled on the inner wall of the freezing storage tube, at the moment, the motor is reversed again, the suction tube descends with the freezing storage tube and moves to the storage area, the electromagnetic coil is electrified to generate magnetism, so that the electromagnetic iron core moves upwards and pulls the iron ring to move upwards together, the pull rope is driven to move upwards, the suction head moves upwards and the marble enters the suction nozzle, and the unbuckling function is realized, so that the freezing storage tube is unbuckled and enters the designated area for storing the freezing storage tube.
Claims (8)
1. A telescopic turntable suction head device, comprising:
the base is circular and comprises a body with a cavity, a top cover and a chassis on the body; the top cover is provided with a central through hole, and one side of the top cover is provided with an extraction through hole for extracting the freezing storage tube; an annular groove is formed in the outer ring of the upper end face of the chassis, and a notch communicated with the annular groove is formed in one side of the chassis; a fixed counter bore is arranged in the center of the upper end surface of the chassis;
the containing turntable is used for containing the frozen storage tube, a central through hole is formed in the containing turntable, a plurality of through holes which penetrate up and down and are used for inserting the frozen storage tube are formed in the outer ring of the containing turntable along the circumferential direction, the containing turntable is arranged in the base body, and the through holes correspond to the annular grooves of the base chassis; an annular cavity is arranged between the central through hole and the inserting through hole in the holding turntable, and an injection hole capable of introducing cooling medium is arranged in the middle of the base chassis corresponding to the cavity; the through holes in which the accommodating turntables are inserted correspond to the top cover extraction through holes;
the rotating shaft is inserted into the central through hole of the containing turntable, the lower end of the rotating shaft is fixed on a fixed counter bore in the center of the upper end face of the chassis through a bearing, and the upper end of the rotating shaft extends out of the central through hole of the containing turntable and the central through hole of the top cover and is sleeved with a bearing; the upper part and the lower part of the rotating shaft are connected with the containing turntable so as to drive the containing turntable to rotate;
an output shaft of the motor is connected with the upper end of the rotating shaft;
a scanning mechanism, comprising,
the mounting base is a strip-shaped body, an inverted trapezoid groove is formed in the upper end face of the strip-shaped body along the length direction, and inclined planes on two sides of the groove form 45 degrees; one end of the mounting base is arranged at the notch of the base chassis, and the inclined plane on one side corresponds to the lower part of the through hole for inserting the containing turntable;
the first reflecting mirror and the second reflecting mirror are respectively arranged on inclined planes at two sides of the inverted trapezoid groove of the mounting base; the first reflecting mirror is positioned below the insertion through hole;
the code scanner is arranged above the second reflecting mirror;
the suction pipe guide pipe is vertically arranged at the extraction through hole of the base top cover, a guide groove is formed in the upper middle of the two side walls of the suction pipe guide pipe along the length direction, and a through hole is formed in one side wall of the lower part of the suction pipe guide pipe;
straw elevating system includes:
the suction pipe is arranged in the suction pipe guide pipe, three sliding grooves are uniformly formed in the outer wall of the suction pipe along the circumferential direction, and a tooth-shaped structure is arranged on one side of the outer wall of the suction pipe along the length direction to form a rack surface;
three universal rotating beads are uniformly arranged on the side wall below the through hole at the lower part of the straw guide pipe along the circumferential direction of the straw guide pipe, one side of each universal rotating bead is embedded in the side wall of the straw guide pipe, and the other side of each universal rotating bead is laterally arranged on three sliding grooves on the outer wall of the straw;
the electromagnetic coil is arranged outside the suction pipe and is positioned below the universal rotating beads;
the electromagnetic iron core is arranged in the electromagnetic coil;
the iron ring is arranged in the suction pipe and below the electromagnetic iron core;
a tip buffer device comprising;
the suction head fixing sleeve is arranged at the lower end part of the suction pipe, and a circle of stop part is convexly arranged at the inner side of the lower port of the suction head fixing sleeve;
the suction head connecting pipe is arranged in the suction head fixing sleeve, and a step which is in abutting fit with the stop part is circumferentially arranged at the upper part of the outer wall of the suction head connecting pipe;
the suction nozzle is a T-shaped column body, a central channel is axially arranged, and a groove for inserting the lower part of a suction nozzle connecting pipe is formed in the inner wall of the upper part of the central channel; three fastening holes are uniformly formed in the side wall of the lower part of the central channel along the circumferential direction;
the spring is sleeved outside the suction head connecting pipe, and the lower end of the spring abuts against the upper end face of the suction nozzle;
the suction head is arranged in the suction head connecting pipe and is of a pipe body structure, a step matched with the upper end face of the suction head connecting pipe is convexly arranged on the outer wall of the upper part, three sliding grooves are uniformly formed in the outer wall of the lower part of the suction head along the circumferential direction, and the sliding grooves are internally provided with marbles which correspond to the three buckling holes of the suction head and can be exposed from the buckling holes and used for buckling the inner wall of the freezing storage pipe; the upper end of the suction head is connected with the iron ring through a pull rope;
the lifting motor is arranged at one side of the lower part of the suction pipe through the mounting bracket, a gear is arranged on the output shaft of the lifting motor, and the gear is meshed with the rack surface at one side of the suction pipe;
the air pipe joint is arranged at the top of the suction pipe, and one side of the air pipe joint extends out of the through hole at the lower part of the suction pipe guide pipe;
and the controller is used for driving the motor of the containing turntable, the code scanner, the electromagnetic coil of the straw lifting mechanism and the lifting motor to be connected.
2. A telescopic turntable suction head apparatus according to claim 1, wherein: the base top cover is provided with a cooling medium injection hole.
3. A telescopic turntable suction head apparatus according to claim 1, wherein: the wear-resistant ring is arranged in the annular groove of the base chassis, and an opening corresponding to a notch on one side of the chassis is formed in the wear-resistant ring; an annular limiting groove is formed in the upper end face of the wear-resistant ring along the circumferential direction.
4. A telescopic turntable suction head apparatus according to claim 1, wherein: the mounting base is connected to the base chassis through a fixing seat.
5. A telescopic turntable suction head apparatus according to claim 1, wherein: the code scanner is connected to the base through a bracket.
6. A telescopic turntable suction head apparatus according to claim 1, wherein: and a cold insulation material is arranged between the containing turntable and the rotating shaft.
7. The retractable carousel suction head apparatus as in claim 6, wherein: the cold insulation material is arranged on the inner wall of the containing turntable.
8. A telescopic turntable suction head arrangement according to claim 6 or 7, wherein: the cold insulation material is a foaming material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711481645.1A CN108016879B (en) | 2017-12-29 | 2017-12-29 | Telescopic rotary disc suction head device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711481645.1A CN108016879B (en) | 2017-12-29 | 2017-12-29 | Telescopic rotary disc suction head device |
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| CN108016879A CN108016879A (en) | 2018-05-11 |
| CN108016879B true CN108016879B (en) | 2023-12-05 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201711481645.1A Active CN108016879B (en) | 2017-12-29 | 2017-12-29 | Telescopic rotary disc suction head device |
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| CN114199631B (en) * | 2021-12-13 | 2022-08-12 | 杭州莱和生物技术有限公司 | Amplification method for immunochromatography monitoring signal |
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|---|---|---|---|---|
| KR20130021557A (en) * | 2011-08-23 | 2013-03-06 | 임석규 | Pickup cylinder assured separation of object |
| CN106586555A (en) * | 2016-12-28 | 2017-04-26 | 上海原能细胞医学技术有限公司 | Variable-volume suction device |
| CN206345443U (en) * | 2016-12-28 | 2017-07-21 | 上海原能细胞医学技术有限公司 | Variable capacity suction means |
| CN207671287U (en) * | 2017-12-29 | 2018-07-31 | 上海原能细胞生物低温设备有限公司 | A kind of telescopic turntable suction head apparatus |
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2017
- 2017-12-29 CN CN201711481645.1A patent/CN108016879B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20130021557A (en) * | 2011-08-23 | 2013-03-06 | 임석규 | Pickup cylinder assured separation of object |
| CN106586555A (en) * | 2016-12-28 | 2017-04-26 | 上海原能细胞医学技术有限公司 | Variable-volume suction device |
| CN206345443U (en) * | 2016-12-28 | 2017-07-21 | 上海原能细胞医学技术有限公司 | Variable capacity suction means |
| CN207671287U (en) * | 2017-12-29 | 2018-07-31 | 上海原能细胞生物低温设备有限公司 | A kind of telescopic turntable suction head apparatus |
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| CN108016879A (en) | 2018-05-11 |
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