CN111450911A - Trace pipettor gun head box feeding device and using method - Google Patents
Trace pipettor gun head box feeding device and using method Download PDFInfo
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- CN111450911A CN111450911A CN202010322607.7A CN202010322607A CN111450911A CN 111450911 A CN111450911 A CN 111450911A CN 202010322607 A CN202010322607 A CN 202010322607A CN 111450911 A CN111450911 A CN 111450911A
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- 238000000034 method Methods 0.000 title claims abstract description 13
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 23
- 239000010959 steel Substances 0.000 claims abstract description 23
- 238000009960 carding Methods 0.000 claims abstract description 11
- 230000007306 turnover Effects 0.000 claims description 24
- 230000009471 action Effects 0.000 claims description 5
- 230000005484 gravity Effects 0.000 claims description 4
- 230000006872 improvement Effects 0.000 description 27
- 230000008569 process Effects 0.000 description 5
- 230000007547 defect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000003044 adaptive effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- -1 polytetrafluoroethylene Polymers 0.000 description 1
- 229920001343 polytetrafluoroethylene Polymers 0.000 description 1
- 239000004810 polytetrafluoroethylene Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01L—CHEMICAL OR PHYSICAL LABORATORY APPARATUS FOR GENERAL USE
- B01L9/00—Supporting devices; Holding devices
- B01L9/54—Supports specially adapted for pipettes and burettes
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Abstract
The invention provides a box feeding device for a micropipettor gun head and a using method thereof, wherein the box feeding device comprises a bracket, a box feeding device and a box feeding device, wherein the bracket comprises a frame and a plurality of support legs for supporting the frame; the gun head carding device is arranged on the frame and comprises a plurality of long straight rod-shaped fixed shafts, the fixed shafts are parallel and arranged at intervals, the fixed shafts incline upwards, and the lower ends of the fixed shafts are aligned with each other; the trip overturning device comprises an operating handle, two guide wheels, an overturning shaft and a steel wire rope; the guiding device is a downward-inclined sliding plate, the higher end of the sliding plate is arranged on the frame of the lower end of the fixed shaft, the lower end of the sliding plate can be inserted into the gun head box in a matching mode, a plurality of sliding grooves are formed in the sliding plate, the upper ends of the sliding grooves are aligned with gaps between the fixed shafts in a one-to-one correspondence mode, and the lower ends of the sliding grooves can be aligned with any row of gun head holes in the gun head box in a one-to-one alignment mode. The device and the method can realize automatic gun head loading.
Description
Technical Field
The invention relates to a box feeding device for a micropipettor gun head and a using method, and belongs to the technical field of medical instruments.
Background
A micropipettor is used in the process of transferring a small amount of or trace liquid by each large medical detection mechanism and various laboratories, and the micropipettor needs to be matched with a gun head in the use process. At present, the used gun heads are mostly manually loaded into the gun head box, and the following defects exist: the workload is large, time is consumed, the efficiency is low, and the situation that the supply is not timely and the work and the experiment process are influenced can occur particularly when the sample amount is suddenly increased; the improper operation in the process of loading the gun head can also cause the pollution of the gun head and influence the experimental result; in the loading process, because a single gun head is not easy to operate, the gun head is easy to fall off, and the waste of the gun head is caused. Therefore, a micropipettor tip boxing device which has a simple structure and is simple and convenient to operate and can replace manual boxing completely is urgently needed.
Disclosure of Invention
The invention provides a box-entering device for a micropipettor gun head, which can effectively solve the problems.
The invention is realized by the following steps:
the invention provides a device for feeding a pipette head into a box of a micropipettor, which comprises:
the support comprises a frame and a plurality of support legs for supporting the frame;
the gun head carding device is arranged on the frame and comprises a plurality of long straight rod-shaped fixing shafts, the fixing shafts are fixedly arranged inside the frame and are arranged in parallel at intervals, the width of each gap is smaller than the maximum diameter of the gun head and larger than 1/3 of the maximum diameter of the gun head, the fixing shafts are inclined upwards, and the lower ends of the fixing shafts are aligned with each other;
the trip overturning device comprises an operating handle, two guide wheels, an overturning shaft and a steel wire rope; the operating handle comprises a central shaft fixedly connected on the frame and a rotating handle connected on the central shaft in a switching way; the two guide wheels comprise rotating shafts fixedly connected to the frames and rotating wheels connected to the rotating shafts in a switching mode, and grooves are formed in the ring surfaces of the rotating wheels; the turnover shaft is rotatably arranged on the frame at the lower end close to the fixed shaft and is vertical to the fixed shaft, a plurality of baffle plates which are in one-to-one correspondence with gaps between the fixed shafts are fixedly arranged on the turnover shaft, the baffle plates are inserted into the gaps between the fixed shafts, one end of the turnover shaft is fixedly provided with a rotating plate, the other end of the turnover shaft is fixedly provided with a clamping hook which is vertical to the turnover shaft, and the clamping hook is connected to the frame through an elastic piece; one end of the steel wire rope is connected to one end of the rotating handle, the other end of the steel wire rope is connected to the edge of a rotating plate of the turnover shaft, and the steel wire rope is accommodated in the grooves in the two rotating wheels and tightened; an included angle is formed between the stretching direction of the steel wire rope connected to the rotating plate and the length direction of the turnover shaft;
the guiding device is a downward-inclined sliding plate, the higher end of the sliding plate is arranged on the frame of the lower end of the fixed shaft, the lower end of the sliding plate can be inserted into the gun head box in a matching mode, a plurality of sliding grooves are formed in the sliding plate, the upper ends of the sliding grooves are aligned with gaps between the fixed shafts in a one-to-one correspondence mode, and the lower ends of the sliding grooves can be aligned with any row of gun head holes in the gun head box in a one-to-one alignment mode.
As a further improvement, a fixing plate fixed on the frame is further arranged, a rotating hole is arranged in the fixing plate, and one end of the turning shaft, which is fixedly provided with the rotating plate, is rotatably inserted into the rotating hole of the fixing plate.
As a further improvement, the frame is a rectangular frame, the guide wheel and the turning shaft are respectively arranged on two adjacent sides of the rectangular frame, and the turning shaft is arranged inside the rectangular frame.
As a further improvement, a transverse plate is further arranged inside one side of the rectangular frame where the guide wheel is installed, the transverse plate and one side of the rectangular frame where the guide wheel is installed form an accommodating groove, the guide wheel is accommodated in the accommodating groove, a through hole is formed in one side of the rectangular frame where the guide wheel is installed, one end of the rotating handle extends into the accommodating groove from the through hole, and the other end of the rotating handle extends out from the through hole.
As a further improvement, a guide nozzle is arranged at the position where the upper end of the sliding chute is aligned with the gap between the fixed shaft.
As a further improvement, the fixed shaft is detachably mounted in the frame, and the guide nozzle is detachably mounted at the upper end of the sliding groove.
As a further improvement, a shell is further arranged outside the rotating handle, the shell is fixed on the frame, a through hole is formed in the shell, and the outer end of the rotating handle extends out of the through hole.
As a further improvement, the two side edges of the sliding plate are provided with side plates which can prevent the gun head from sliding off.
As a further improvement, the elastic element is a spring or elastic glue.
As a further improvement, the angle at which the slide plate is inclined is greater than the angle at which the fixed shaft is inclined.
As a further improvement, a stop block is arranged beside the rotating handle on the frame.
As a further improvement, the rectangular frame is provided with a bottom plate inside the opposite side where the guide wheels are installed, and the bottom plate covers a part of the bottom of the rectangular frame.
As a further improvement, a cover plate is arranged on the rectangular frame above the overturning shaft.
The invention also provides a use method of the micropipettor gun head box-entering device, which comprises the following steps:
s1, the gun head is arranged on a fixed shaft in the gun head carding device, the gun head is vibrated and arranged in the gun head carding device, so that the head of the gun head is inserted into a gap between the fixed shafts and slides to the overturning shaft under the action of gravity;
s2, placing the gun head box at the lower end of the guide device, and aligning the slide groove with a row of gun head holes;
s3, the rotating handle on the operating handle is pulled to enable the overturning shaft to rotate for 5-10 degrees, the baffle on the overturning shaft gives way to the gun head along with the rotation, and the gun head slides into the sliding groove of the guide device and continues to slide downwards into the gun head hole in the gun head box below.
The invention has the beneficial effects that:
the device for feeding the pipette tip into the box of the micropipettor can realize automatic pipette tip feeding only by simple operation, overcomes the defect of manually loading the pipette tip in the prior art, has high loading efficiency, cannot pollute the pipette tip, and is not easy to drop.
The fixing shaft of the micropipettor gun head box-entering device is detachably arranged on the frame, and the guide nozzle is also detachably arranged at the upper end of the sliding chute, so that the fixing shafts with different specifications and the guide nozzles with different specifications can be replaced according to the specification of the gun head, the automatic assembly and disassembly of the gun heads with different sizes and specifications are realized, and the application range and the utilization rate of the gun head automatic device are greatly improved.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.
Fig. 1 is one of schematic structural diagrams of a micropipette tip cassette entry device according to an embodiment of the present invention.
Fig. 2 is a second schematic structural view of a micropipette tip cassette entering device according to an embodiment of the present invention.
Fig. 3 is a schematic structural diagram of a tip combing device of a micropipette tip cassette entering device according to an embodiment of the present invention.
Fig. 4 is a schematic structural view of a hook turning device of a micropipette tip cassette entering device provided in an embodiment of the present invention.
Fig. 5 is a schematic structural view of a guide device of a micropipette tip cassette entry device according to an embodiment of the present invention.
Reference numerals:
the support 1, the frame 11, the transverse plate 111, the accommodating groove 112, the bottom plate 114, the cover plate 115 and the support leg 12;
a gun head carding device 2 and a fixed shaft 21;
the hook overturning device 3, the operating handle 31, the central shaft 311, the rotating handle 312, the shell 313, the through hole 3131, the guide wheel 32, the rotating shaft 321, the rotating wheel 323, the groove 324, the overturning shaft 33, the baffle 331, the rotating plate 332, the hook 333, the elastic element 334, the steel wire rope 34, the fixing plate 35 and the rotating hole 351;
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions of the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings of the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention. Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention.
In the description of the present invention, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implying any number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.
Referring to fig. 1 to 5, the invention provides a micropipettor tip boxing device, which comprises a support 1, a tip carding device 2, a hook overturning device 3 and a guiding device 4.
The support 1 comprises a frame 11 and a plurality of support legs 12 for supporting the frame.
The gun head carding device 2 is arranged on the frame 11 and comprises a plurality of long straight rod-shaped fixing shafts 21, the fixing shafts 21 are fixedly arranged inside the frame 11, the fixing shafts 21 are arranged in parallel at intervals, the width of each interval is smaller than the maximum diameter of the gun head and larger than 1/3 of the maximum diameter of the gun head, the fixing shafts 21 are inclined upwards, and the lower ends of the fixing shafts 21 are aligned with each other.
The trip overturning device 3 comprises an operating handle 31, two guide wheels 32, an overturning shaft 33 and a steel wire rope 34; the operating handle 31 comprises a central shaft 311 fixed on the frame 11 and a rotating handle 312 connected to the central shaft 311; the two guide wheels 32 comprise a rotating shaft 321 fixedly connected to the frame 11 and a rotating wheel 323 rotatably connected to the rotating shaft 321, and a groove 324 is formed on the annular surface of the rotating wheel 323; the turnover shaft 33 is rotatably arranged on the frame 11 at the lower end close to the fixed shaft 21 and is perpendicular to the fixed shaft 21, a plurality of baffle plates 331 which are in one-to-one correspondence with gaps between the fixed shafts 21 are fixedly arranged on the turnover shaft 33, the baffle plates 331 are inserted into the gaps between the fixed shafts 21, a rotating plate 332 is fixedly arranged at one end of the turnover shaft 33, a clamping hook 333 which is perpendicular to the turnover shaft 33 is fixedly arranged at the other end of the turnover shaft 33, and the clamping hook 333 is connected to the frame 11 through an elastic piece 334; one end of the wire rope 34 is connected to one end of the rotating handle 312, the other end of the wire rope 34 is connected to the edge of the rotating plate 332 of the turning shaft 33, and the wire rope 34 is accommodated in the grooves 324 of the two rotating wheels 323 and tightened. An included angle is formed between the stretching direction of the steel wire rope 34 connected to the rotating plate 332 and the length direction of the turning shaft 33, the included angle is 30-120 degrees, preferably 60-100 degrees, and more preferably 90 degrees, so that when the rotating handle 312 rotates, the steel wire rope 34 is pulled, the rotating plate 332 is pulled by the steel wire rope 34 to rotate, and the rotating plate 332 rotates to drive the turning shaft 33 to rotate by a certain angle. When the included angle formed by the stretching direction of the steel wire rope 34 connected to the rotating plate 332 and the length direction of the turnover shaft 33 is 90 degrees, the steel wire rope 34 is pulled most easily, and the operation efficiency of the equipment is improved. The overturning shaft 33 rotates for a certain angle which is 5-10 degrees, so that the gun head is abducted, and the gun head on the fixed shaft 21 can slide down conveniently. If the angle is less than 5 degrees, the gun heads are not easy to slide down, if the angle is more than 10 degrees, 2 or more gun heads slide down at a time, loading of the gun heads is inconvenient, redundant gun heads need to be picked up again, and pollution is caused to the gun heads.
The guiding device 4 is a downward-inclined sliding plate 41, the higher end of the sliding plate 41 is mounted on the frame 11 of the lower end of the fixed shaft 21, the lower end of the sliding plate 41 can be inserted into the gun head box in an adaptive manner, a plurality of sliding grooves 42 are formed in the sliding plate 41, the upper ends of the sliding grooves 42 are aligned with the gaps between the fixed shaft 21 in a one-to-one correspondence manner, and the lower ends of the sliding grooves 42 can be aligned with any row of gun head holes in the gun head box in a one-to-one manner.
As a further improvement, a guide mouth 43 is arranged at the alignment position of the upper end of the sliding chute 42 and the gap between the fixed shafts 21, the upper end of the guide mouth 43 is aligned with the gap between the fixed shafts 21 in a one-to-one correspondence manner, and the lower end of the guide mouth 43 is matched with the sliding chute 42.
As a further improvement, the fixed shaft 21 is detachably mounted on the frame 11, and the guiding mouth 43 is also detachably mounted on the upper end of the sliding slot 42, for example, by screw nut connection or snap connection. Therefore, the fixed shafts 21 with different specifications and the guide nozzles 43 with different specifications can be replaced according to the specification of the gun heads, the gun heads with different sizes and specifications can be automatically assembled and disassembled, and the application range and the utilization rate of the gun head automatic device are greatly improved.
As a further improvement, a fixing plate 35 fixed on the frame 11 is further provided, the fixing plate is provided with a rotating hole 351, one end of the turning shaft 33 is rotatably inserted into the rotating hole 351 of the fixing plate 35, and the other end of the turning shaft 33 is fixed on the frame 11 through an elastic member 334, so that the fixation of the turning shaft 33 is ensured, and the turning shaft 33 is also flexibly rotated.
As a further improvement, the frame 11 is a rectangular frame, and the number of the support legs 12 is 4, and the support legs are respectively supported at four corners of the rectangular frame, so that the support is stable. The guide wheel 32 and the turning shaft 33 are respectively arranged on two adjacent sides of the rectangular frame, so that the steel wire rope 34 is perpendicular to the turning shaft 33, the tensile force of the steel wire rope 33 is transmitted to the turning shaft more efficiently, the manual turning of the turning handle 312 is labor-saving, and the boxing efficiency is improved. The turnover shaft 33 is arranged in the rectangular frame, so that foreign objects are prevented from turning into the turnover shaft 33 when the turnover shaft 33 rotates, and the reliability and the safety of the equipment are improved.
As a further improvement, the frame 11 and the fixed shaft 21 are made of food-grade ultra-high molecular polytetrafluoroethylene materials, so that the pollution to the gun head is avoided, the material is light, the surface hardness is high, and the processing formability is good.
As a further improvement, the rectangular frame is further provided with a transverse plate 111 inside the side where the guide wheel 32 is mounted, the transverse plate 111 and the side of the rectangular frame where the guide wheel 32 is mounted constitute a receiving groove 112, the guide wheel 32 is received in the receiving groove 112, the rectangular frame is provided with a through hole (not shown) on the side where the guide wheel 32 is mounted, and one end of the rotating handle 312 extends into the receiving groove 112 from the through hole 113, and the other end extends from the through hole. The accommodating groove 112 can prevent the steel wire rope 34 from being wound by foreign objects, and the reliability and safety of the equipment are improved.
As a further improvement, a housing 313 is further provided outside the rotating handle 312, the housing 313 is fixed on the frame 11, a perforation 3131 is provided on the housing 313, and the outer end of the rotating handle 312 protrudes from the perforation 3131. The housing 313 can protect the rotating handle 312 from damage, and can prevent fingers from being clamped when a user operates the handle by hands, so that safety is improved.
As a further improvement, a stop 314 is further arranged beside the rotating handle 312 on the frame 11, and the stop 314 can prevent the occurrence of the situation that the rotating handle 312 rotates by too large an angle to cause too much sliding of the lance head.
As a further improvement, the two side edges of the slide plate 41 are provided with side plates 411 which can prevent the gun head from sliding off.
As a further improvement, the elastic member 334 may be any one of a spring, an elastic rubber, and the like, and the turnover shaft 33 may be returned by the elastic force.
As a further improvement, the sliding plate 41 is inclined at an angle greater than that of the fixed shaft 21, so that the gun heads can slide down from the fixed shaft 21 into the sliding groove 42, and boxing efficiency is improved. The inclination angle of the fixed shaft 21 is 15-30 degrees, and the gun heads can be orderly arranged at the front end of the fixed shaft 21 through slight vibration under the action of gravity, so that the gun heads can slide down and be loaded orderly. The inclination angle of the slide plate 41 is 35 to 60 degrees. In the angle, the gun heads smoothly slide from the fixed shaft 21 to the sliding plate 41 and then smoothly slide to the gun head box along the sliding groove 42 to be inserted into the gun head holes, so that the loading efficiency is high. If the angle is less than 35 degrees, the sliding speed is too slow, the loading efficiency is low, and if the angle is more than 60 degrees, the sliding speed of the gun heads is too fast, so that the previous gun head is not loaded, and the next gun head slides down, which brings inconvenience to loading.
As a further improvement, the rectangular frame is provided with a bottom plate 114 inside the opposite side where the guide wheels 32 are mounted, and the bottom plate 114 covers a part of the bottom of the rectangular frame. Can regard as to put the thing platform on this bottom plate 114, can place rifle head box etc. has increased the variety of the function of equipment.
As a further improvement, a cover plate 115 is provided on the rectangular frame above the flipping axis 33. The cover plate 115 can further prevent foreign objects from rotating into the turning shaft 33, further improving the reliability and safety of the apparatus. The cover plate 115 is detachably mounted, for example, by screw and nut connection or snap connection, and when the fixing shaft 21 or the guide nozzle 43 needs to be replaced, the cover plate 115 can be detached, so that replacement is facilitated.
As a further improvement, the left and right sides of the lower end of the slide plate 41 are provided with positioning pins 44, the two positioning pins 44 can be inserted into the gun head box in a fitting manner, the positioning pins 44 assist the lower end of the slide plate 41 to be inserted into the gun head box quickly and accurately, and the slide groove 42 is aligned with the gun head hole, so that the loading efficiency of the gun head is improved.
The application method of the micropipettor gun head box-entering device comprises the following steps:
pouring the gun head onto the fixed shaft 21 of the gun head carding device 2, slightly vibrating, inserting the head of the gun head into the gap between the fixed shafts 21 under the action of gravity, sliding to the overturning shaft 33 along the inclined direction of the fixed shaft 21, being blocked by the baffle 331 on the overturning shaft 33, and stopping sliding to the guide device 4. The magazine of tips is placed at the lower end of the guide 4 with the chute 42 aligned with the row of tip holes. At this time, the rotating handle 312 on the operating handle 31 is pulled by a hand to pull the steel wire rope 34, the steel wire rope 34 pulls the rotating plate 332 to rotate for a certain angle, the rotating plate 332 rotates to drive the turning shaft 33 to rotate for a certain angle, the baffle 331 on the turning shaft 33 gives way to the gun head along with the rotation, the gun head slides into the chute 42 of the guide device 4 through the guide nozzle 43 and continues to slide downwards into the gun head hole in the gun head box below to complete the feeding of the gun head. At this time, the rotating handle 312 is released, the overturning shaft 33 is reset under the action of the elastic member 334, and the blocking plate 331 blocks the gun head from sliding downwards. The above steps are repeated until the whole gun head box is full. When the rotating handle 312 is turned, attention needs to be paid to the turning angle of 5-10 degrees, if the turning angle is larger than 10 degrees, each sliding chute 42 slides down a plurality of gun heads once, the gun heads which slide down need to be picked up again and then put back on the fixed shaft 21, and the gun heads are easily polluted. The stop 314 also prevents the dial angle from being too large.
The automatic boxing device can realize automatic boxing of gun heads, is simple in structure and convenient to operate, and can realize automatic boxing of gun heads of different specifications by adjusting the specification and the distance of the fixed shaft 21 and the specification of the guide nozzle 43.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. The utility model provides a micropipettor rifle head advances box-packed putting which characterized in that includes:
the support comprises a frame and a plurality of support legs for supporting the frame;
the gun head carding device is arranged on the frame and comprises a plurality of long straight rod-shaped fixing shafts, the fixing shafts are fixedly arranged inside the frame and are arranged in parallel at intervals, the width of each gap is smaller than the maximum diameter of the gun head and larger than 1/3 of the maximum diameter of the gun head, the fixing shafts are inclined upwards, and the lower ends of the fixing shafts are aligned with each other;
the trip overturning device comprises an operating handle, two guide wheels, an overturning shaft and a steel wire rope; the operating handle comprises a central shaft fixedly connected on the frame and a rotating handle connected on the central shaft in a switching way; the two guide wheels comprise rotating shafts fixedly connected to the frames and rotating wheels connected to the rotating shafts in a switching mode, and grooves are formed in the ring surfaces of the rotating wheels; the turnover shaft is rotatably arranged on the frame at the lower end close to the fixed shaft and is vertical to the fixed shaft, a plurality of baffle plates which are in one-to-one correspondence with gaps between the fixed shafts are fixedly arranged on the turnover shaft, the baffle plates are inserted into the gaps between the fixed shafts, one end of the turnover shaft is fixedly provided with a rotating plate, the other end of the turnover shaft is fixedly provided with a clamping hook which is vertical to the turnover shaft, and the clamping hook is connected to the frame through an elastic piece; one end of the steel wire rope is connected to one end of the rotating handle, the other end of the steel wire rope is connected to the edge of a rotating plate of the turnover shaft, and the steel wire rope is accommodated in the grooves in the two rotating wheels and tightened; an included angle is formed between the stretching direction of the steel wire rope connected to the rotating plate and the length direction of the turnover shaft;
the guiding device is a downward-inclined sliding plate, the higher end of the sliding plate is arranged on the frame of the lower end of the fixed shaft, the lower end of the sliding plate can be inserted into the gun head box in a matching mode, a plurality of sliding grooves are formed in the sliding plate, the upper ends of the sliding grooves are aligned with gaps between the fixed shafts in a one-to-one correspondence mode, and the lower ends of the sliding grooves can be aligned with any row of gun head holes in the gun head box in a one-to-one alignment mode.
2. The micropipettor tip cartridge feeding device according to claim 1, further comprising a fixing plate fixed to the frame, wherein a rotation hole is formed in the fixing plate, and one end of the turning shaft, which is fixedly provided with the rotation plate, is rotatably inserted into the rotation hole of the fixing plate.
3. The micropipette tip cassette entry device according to claim 1, wherein the frame is a rectangular frame, the guide wheel and the flip shaft are respectively provided on adjacent two sides of the rectangular frame, and the flip shaft is provided inside the rectangular frame.
4. The micropipette tip cartridge feeding device according to claim 3, wherein a transverse plate is further provided inside one side of the rectangular frame where the guide wheel is mounted, the transverse plate and the one side of the rectangular frame where the guide wheel is mounted form a receiving groove, the guide wheel is received in the receiving groove, a through hole is provided on one side of the rectangular frame where the guide wheel is mounted, one end of the rotating handle extends into the receiving groove from the through hole, and the other end of the rotating handle extends out from the through hole.
5. The micropipette tip cartridge advancing device according to claim 4, wherein a guide nozzle is provided at a position aligned with a gap between the upper end of the slide groove and the fixed shaft.
6. The micropipette tip cartridge feeding device according to claim 5, wherein the fixed shaft is detachably mounted in the frame, and the guide nozzle is detachably mounted at an upper end of the slide groove.
7. The micropipette tip cartridge advancing device according to claim 1, wherein the elastic member is a spring or an elastic gel.
8. The micropipette tip cartridge advancing device according to claim 1, wherein an angle at which the slide plate is inclined is larger than an angle at which the fixed shaft is inclined.
9. A micropipette tip cassette entry device according to claim 3, wherein a stop is further provided on the rim adjacent to the rotating handle.
10. A method of using a micropipette tip cassette entry device according to claim 1, comprising the steps of:
s1, the gun head is arranged on a fixed shaft in the gun head carding device, the gun head is vibrated and arranged in the gun head carding device, so that the head of the gun head is inserted into a gap between the fixed shafts and slides to the overturning shaft under the action of gravity;
s2, placing the gun head box at the lower end of the guide device, and aligning the slide groove with a row of gun head holes;
s3, the rotating handle on the operating handle is pulled to enable the overturning shaft to rotate for 5-10 degrees, the baffle on the overturning shaft gives way to the gun head along with the rotation, and the gun head slides into the sliding groove of the guide device and continues to slide downwards into the gun head hole in the gun head box below.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010322607.7A CN111450911A (en) | 2020-04-22 | 2020-04-22 | Trace pipettor gun head box feeding device and using method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010322607.7A CN111450911A (en) | 2020-04-22 | 2020-04-22 | Trace pipettor gun head box feeding device and using method |
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| Publication Number | Publication Date |
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| CN111450911A true CN111450911A (en) | 2020-07-28 |
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|---|---|---|---|
| CN202010322607.7A Pending CN111450911A (en) | 2020-04-22 | 2020-04-22 | Trace pipettor gun head box feeding device and using method |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112246294A (en) * | 2020-10-15 | 2021-01-22 | 复旦大学附属中山医院 | Quick cartoning device of pipettor rifle head is used in laboratory |
| CN113559956A (en) * | 2021-09-27 | 2021-10-29 | 微米智造系统科技(北京)有限公司 | Pipetting gun head boxing equipment and pipetting gun head sequencing boxing robot |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
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| US3616083A (en) * | 1967-09-09 | 1971-10-26 | Reich Maschf Gmbh Karl | Apparatus for producing fastener strips |
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| CN209852653U (en) * | 2019-05-05 | 2019-12-27 | 郑州科蒂亚生物技术有限公司 | Suction head boxing device of pipettor |
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| CN205032187U (en) * | 2015-08-27 | 2016-02-17 | 四川农业大学 | Laboratory is with pipettor rifle head branch ordinary device of rifle head box of packing into |
| CN105173155A (en) * | 2015-09-18 | 2015-12-23 | 湖北工业大学 | Batch simple liquor relief gun head box packing device |
| CN207000874U (en) * | 2017-07-20 | 2018-02-13 | 吴仕伟 | A kind of liquid-transfering gun pipette tips case packing machine |
| CN208627349U (en) * | 2018-05-23 | 2019-03-22 | 山东省农业科学院生物技术研究中心 | Pipettor gun head inserting apparatus |
| CN209023216U (en) * | 2018-10-19 | 2019-06-25 | 孙园园 | A kind of quick boxing device of micropipettor syringe needle |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112246294A (en) * | 2020-10-15 | 2021-01-22 | 复旦大学附属中山医院 | Quick cartoning device of pipettor rifle head is used in laboratory |
| CN112246294B (en) * | 2020-10-15 | 2021-11-19 | 复旦大学附属中山医院 | Quick cartoning device of pipettor rifle head is used in laboratory |
| CN113559956A (en) * | 2021-09-27 | 2021-10-29 | 微米智造系统科技(北京)有限公司 | Pipetting gun head boxing equipment and pipetting gun head sequencing boxing robot |
| CN113559956B (en) * | 2021-09-27 | 2021-12-24 | 微米智造系统科技(北京)有限公司 | Pipetting gun head boxing equipment and pipetting gun head sequencing boxing robot |
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