CN215996742U - Automatic change liquid-transfering work station - Google Patents

Abstract

The utility model provides an automatic liquid-transfering work station, which comprises a shell, wherein the shell is movably connected with an automatic liquid-transfering mechanism, the automatic liquid-transfering mechanism comprises a clamping component for automatically removing a liquid-transfering tube and a leakage-proof component for receiving a liquid-transfering tube port dripping reagent, the clamping component is movably connected in the shell, and the leakage-proof component is movably connected with the outside of the clamping component; make the connecting rod motion through connecting rod one rotation, the connecting rod motion drives the straw and accomplishes the straw after moving the liquid under the centre gripping of mounting plate is stable automatic, thereby make move liquid more reliable convenient of the replacement of back straw, effectual inside remaining reagent spill that prevents the straw influences the precision and the security of biological assay, and then make the straw absorb by the imbibition cotton at the reagent that the process that the replacement was taken off dropped, the standardization of biological assay reagent use operation has been improved, the practicality and the scientificity of automatic liquid-moving workstation have also been improved.

Description

Automatic change liquid-transfering work station

Technical Field

The utility model relates to a move liquid workstation's technical field, specifically be an automatic change and move liquid workstation.

Background

The full-automatic biochemical treatment platform and the liquid workstation are liquid treatment robots developed in the field of biological research, are core equipment of user-customized automatic experiment operation platforms, can be configured according to the requirements of users, and comprise integration with devices such as plate reading instruments, PCR instruments, centrifuges and the like on and under an operation table of a workstation system, so that the laboratory space is saved compared with the similar system, a safety lock is arranged on a panel of the workstation, the safety of the experiment process is greatly improved due to the characteristics, the automatic liquid transfer workstation can realize the operations of ordinary liquid transfer, mixed liquid transfer, continuous liquid transfer and reverse liquid transfer, the operation is high in precision and convenient, but the existing automatic liquid transfer workstation cannot automatically and stably take off a liquid taking pipe after completing the liquid transfer, directly drops the liquid taking and ejecting pipe which completes the liquid transfer to the workstation, and thus reagent inside the liquid taking pipe is easily splashed to pollute the workstation, not only influence biological assay's safety and precision, also very unhygienic environmental protection simultaneously, current automatic move liquid work station can not carry out the antidrip to getting the inside reagent of liquid pipe simultaneously and handle.

SUMMERY OF THE UTILITY MODEL

For solving above-mentioned current automatic liquid-transfering workstation can not the automatic stabilization take off the liquid-taking pipe after accomplishing moving the liquid, it is direct to accomplish some liquid-transfering pipe pops out and drops at the workstation to move the liquid, cause the inside reagent spill pollution workstation of liquid-taking pipe like this easily, not only influence the safety and the precision of biological assay, the unhygienic environmental protection of also ten minutes simultaneously, current automatic liquid-transfering workstation can not carry out the problem of antidrip processing to the inside reagent of liquid-taking pipe simultaneously, automatic pipe-transfering more than the realization, reliable and stable, the simple operation, reagent leak protection, safety and sanitation's purpose, the utility model discloses a following technical scheme realizes: the utility model provides an automatic change liquid-transfering work station, includes the shell, the inside swing joint of shell has automatic pipe-transfering mechanism, automatic pipe-transfering mechanism is including the centre gripping subassembly that is used for automatic taking off the pipette, the leak protection subassembly that is used for accepting pipette port dripping reagent, centre gripping subassembly swing joint is in the inside of shell, the outside of leak protection subassembly swing joint centre gripping subassembly.

Further, the clamping assembly comprises a motor, a pulley, a movable shaft, a first connecting rod, a second connecting rod, a touch strip, a slide rail, a contact, a two-way touch panel, a slide block, a clamping plate, a support, a spring, a connecting rod, a fixing ring, a coil, an air bag, a fastening plate and an iron plate, the motor is fixedly connected to the inside of the shell, the motor is fixedly connected to the outside of the motor, the movable shaft is slidably connected to the outside of the motor, the first connecting rod is movably connected to the outside of the movable shaft, the second connecting rod is fixedly connected to the outside of the first connecting rod, the touch strip is fixedly connected to the inside of the shell, the slide rail is fixedly connected to the inside of the shell, the contact is fixedly connected to the inside of the slide rail, the two-way touch panel is fixedly connected to the inside of the slide rail, the sliding block is slidably connected to the inside of the slide rail, the clamping plate is fixedly connected to the outside of the slide block, and the support is movably connected to the outside of the clamping plate, the outside fixedly connected with spring of support, the outside fixedly connected with connecting rod of slider, the solid fixed ring of outside fixedly connected with of connecting rod, gu fixed ring's outside fixedly connected with coil, gu fixed ring's outside fixedly connected with gasbag, gu fixed ring's outside sliding connection has the mounting plate, the outside fixedly connected with iron plate of mounting plate.

Further, leak protection subassembly linkage plate, pendulum rod, spiral magnetic ring, guard plate, imbibition cotton, solid fixed ring's outside fixedly connected with linkage plate, the outside swing joint of linkage plate has the pendulum rod, the outside fixedly connected with spiral magnetic ring of pendulum rod, the outside fixedly connected with guard plate of pendulum rod, the outside fixedly connected with imbibition cotton of guard plate.

Furthermore, the inside of the shell is movably connected with a suction nozzle, the outside of the suction nozzle is movably connected with a suction pipe, and the outside of the shell is fixedly connected with a power-on button.

Furthermore, the movable shaft is connected with the motor in a sliding way, two ends of the connecting rod II are respectively and fixedly connected with the outer part of the connecting rod I and the outer part of the sliding block in a movable way, the slide block corresponds to the position and the specification of the contact, the slide block corresponds to the position and the specification of the bidirectional contact plate, the support corresponds to the touch strip in position and is matched with the touch strip in specification, two ends of the spring are respectively and fixedly connected with the outer part of the support and the outer part of the clamping plate, the clamping plate and the bracket are corresponding in position and matched in specification, the fixing ring and the suction nozzle are corresponding in position and matched in specification, the fixing ring is corresponding to the straw in position and matched with the straw in specification, the fastening plate is corresponding to the straw in position and matched with the straw in specification, the coil is corresponding to the iron plate in position and has a specification matched with that of the iron plate, and the iron plate is corresponding to the air bag in position and has a specification matched with that of the air bag.

Furthermore, the positions of the swing rod and the suction pipe correspond and are matched in specification, two ends of the spiral magnetic ring are fixedly connected to the outside of the connecting plate and the outside of the swing plate respectively, the positions of the protection plate and the suction pipe correspond and are matched in specification, and the positions of the liquid suction cotton and the suction pipe correspond and are matched in specification.

Furthermore, the contact bar and the two-way contact plate are electrically connected with the power-on button, the contact bar and the two-way contact plate are electrically connected with the motor, the contact bar and the two-way contact plate are electrically connected with the coil, the contact bar is electrically connected with the spiral magnetic coil, the contact is triggered, the internal circuit of the contact bar is changed from a path to an open circuit, the motor is stopped to be powered on, the two-way contact plate is triggered, the internal circuit of the contact bar is changed from the path to the open circuit, the motor and the coil are stopped to be powered on, the contact bar is triggered, the internal circuit of the contact bar is changed from the open circuit to the path, the coil and the spiral magnetic coil are powered on, and the motor and the spiral magnetic coil are electrically connected with the power-on button.

The utility model provides an automatic change liquid-transfering work station. The method has the following beneficial effects:

1. this automatic move liquid workstation rotates through connecting rod one and makes the connecting rod motion, and the connecting rod motion drives the straw and under the centre gripping of mounting plate stable automatic taking off accomplish the straw after moving the liquid to make move liquid the more reliable convenient of replacement of straw, effectual inside residual reagent spill that prevents the straw influences the precision and the security of biological assay, also improved the sanitary clean and tidy degree on workstation surface simultaneously.

2. This automatic move liquid workstation rotates through the pendulum rod and makes the guard plate rotate, and the guard plate rotates and makes the cotton motion of imbibition to the straw under, and then makes the straw absorb by the cotton absorption of imbibition at the reagent that the process that the replacement was taken off dropped, has improved the standardization of biological assay reagent operation, has also improved the practicality and the scientificity of automatic move liquid workstation.

Drawings

FIG. 1 is a schematic view of the internal partial sectional structure of the present invention;

FIG. 2 is a schematic view of the side view of the inside of the present invention;

FIG. 3 is a schematic view of the structure at A in FIG. 2 according to the present invention;

FIG. 4 is a schematic view of the structure of FIG. 2B according to the present invention;

FIG. 5 is a schematic view of the structure of FIG. 2 at C according to the present invention;

FIG. 6 is a schematic view of the connection structure of the clamping assembly of the present invention;

FIG. 7 is a schematic view of the structure of FIG. 6 at D according to the present invention;

fig. 8 is a schematic structural diagram of the point E in fig. 7 according to the present invention.

In the figure: 1. a housing; 2. an automatic pipe taking mechanism; 21. a clamping assembly; 211. a motor; 212. a pulley; 213. a movable shaft; 214. a first connecting rod; 215. a second connecting rod; 216. a touch bar; 217. a slide rail; 218. a contact; 219. a bi-directional touch panel; 2110. a slider; 2111. clamping a plate; 2112. a support; 2113. a spring; 2114. a connecting rod; 2115. a fixing ring; 2116. a coil; 2117. an air bag; 2118. a fastening plate; 2119. an iron plate; 22. a leak-proof assembly; 221. a connector tile; 222. a swing rod; 223. a spiral magnetic coil; 224. a protection plate; 225. liquid absorbing cotton; 3. a suction nozzle; 4. a straw; 5. a power-on button.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

An embodiment of the automated pipetting station is as follows:

example (b):

referring to fig. 1-8, an automatic pipetting workstation comprises a housing 1, an automatic pipette mechanism 2 movably connected inside the housing 1, the automatic pipette mechanism 2 including a holding assembly 21 for automatically taking off a pipette, and a leakage-proof assembly 22 for receiving a reagent dripped from a port of the pipette, the holding assembly 21 being movably connected inside the housing 1, the leakage-proof assembly 22 being movably connected outside the holding assembly 21.

The clamping assembly 21 comprises a motor 211, a pulley 212, a movable shaft 213, a first connecting rod 214, a second connecting rod 215, a contact bar 216, a sliding rail 217, a contact 218, a two-way contact plate 219, a sliding block 2110, a clamping plate 2111, a bracket 2112, a spring 2113, a connecting rod 2114, a fixed ring 2115, a coil 2116, an air bag 2117, a fastening plate 2118 and an iron plate 2119, wherein the motor 211 is fixedly connected inside the housing 1, the motor 211 is fixedly connected outside the motor 211, the movable shaft 213 is slidably connected outside the motor 211, the first connecting rod 214 is movably connected outside the movable shaft 213, the second connecting rod 215 is fixedly connected outside the first connecting rod 214, the contact bar 216 is fixedly connected inside the housing 1, the sliding rail 217 is fixedly connected inside the housing 1, the contact 218 is fixedly connected inside the sliding rail 217, the two-way contact plate 219 is fixedly connected inside the sliding rail 217, the sliding block 2110 is slidably connected inside the sliding rail 217, the clamping plate 2111 is fixedly connected outside the sliding block 2110, the outside swing joint of cardboard 2111 has support 2112, the outside fixedly connected with spring 2113 of support 2112, the outside fixedly connected with connecting rod 2114 of slider 2110, the outside fixedly connected with solid fixed ring 2115 of connecting rod 2114, the outside fixedly connected with coil 2116 of solid fixed ring 2115, the outside fixedly connected with gasbag 2117 of solid fixed ring 2115, the outside sliding connection of solid fixed ring 2115 has fastening plate 2118, the outside fixedly connected with iron plate 2119 of fastening plate 2118, it makes connecting rod 2114 move to rotate through connecting rod 214, connecting rod 2114 moves and drives pipette 4 and stably automatic taking off the pipette 4 after accomplishing the pipetting under the centre gripping of fastening plate 2118, thereby make the replacement of pipette 4 more reliable convenient after pipetting, the inside reagent of effective pipette 4 of preventing splashes out and influences the precision and the security of biological experiment, the sanitary cleanliness on workstation surface has also been improved simultaneously.

Leak protection subassembly 22 links up fishplate bar 221, pendulum rod 222, spiral magnetosphere 223, guard plate 224, imbibition cotton 225, the outside fixedly connected with of solid fixed ring 2115 links up fishplate bar 221, the outside swing joint of linking up fishplate bar 221 has pendulum rod 222, the outside fixedly connected with spiral magnetosphere 223 of pendulum rod 222, the outside fixedly connected with guard plate 224 of pendulum rod 222, the cotton 225 of outside fixedly connected with imbibition of guard plate 224, it makes guard plate 224 rotate to rotate through pendulum rod 222, guard plate 224 rotates and makes imbibition cotton 225 move to straw 4 under, and then make the reagent that straw 4 got off in the replacement process drippage absorbed by imbibition cotton 225, the standardization of biological assay reagent operation has been improved, the practicality and the scientificity of automatic liquid-moving workstation have also been improved.

The inside of the shell 1 is movably connected with a suction nozzle 3, the outside of the suction nozzle 3 is movably connected with a suction pipe 4, and the outside of the shell 1 is fixedly connected with a power-on button 5.

The movable shaft 213 is connected with the motor 211 in a sliding way, two ends of the second connecting rod 215 are respectively fixedly connected to the outside of the first connecting rod 214 and movably connected to the outside of the sliding block 2110, the sliding block 2110 corresponds to and is matched with the position of the contact 218 in specification, the sliding block 2110 corresponds to and is matched with the position of the two-way contact plate 219 in specification, the bracket 2112 corresponds to and is matched with the position of the contact strip 216 in specification, two ends of the spring 2113 are respectively fixedly connected to the outside of the bracket 2112 and the outside of the clamping plate 2111, the clamping plate 2111 corresponds to and is matched with the position of the bracket 2112 in specification, the fixing ring 2115 corresponds to and is matched with the position of the suction tube 4 in specification, the fastening plate 2118 corresponds to and is matched with the position of the suction tube 4 in specification, the coil 2116 corresponds to and is matched with the position of the iron plate 2119 in specification, and the iron plate 2119 corresponds to and is matched with the position of the air bag 2117 in specification.

The swing rod 222 corresponds to the suction pipe 4 in position and has a specification matched with the suction pipe 4, the two ends of the spiral magnetic coil 223 are fixedly connected to the outside of the connecting plate 221 and the outside of the swing plate respectively, the protection plate 224 corresponds to the suction pipe 4 in position and has a specification matched with the suction pipe 4, and the liquid absorption cotton 225 corresponds to the suction pipe 4 in position and has a specification matched with the suction pipe 4.

The contact 218, the contact strip 216 and the bidirectional contact plate 219 are electrically connected with the power-on button 5, the contact strip 216 and the bidirectional contact plate 219 are electrically connected with the motor 211, the contact strip 216 and the bidirectional contact plate 219 are electrically connected with the coil 2116, the contact strip 216 is electrically connected with the spiral magnetic coil 223, the contact 218 is triggered, the internal circuit of the contact strip is changed from a closed circuit to an open circuit, the motor 211 stops being powered on, the bidirectional contact plate 219 is triggered, the internal circuit of the contact strip is changed from a closed circuit to an open circuit, the motor 211 and the coil 2116 stop being powered on, the contact strip 216 is triggered, the internal circuit of the contact strip is changed from an open circuit to a closed circuit, the coil 2116 and the spiral magnetic coil 223 are powered on, and the motor 211 and the spiral magnetic coil 223 are electrically connected with the power-on button 5.

When the device is used, after the pipetting work is finished, a user presses the electrifying button 5, so that the motor 211 is electrified to operate to drive the pulley 212 to rotate, the pulley 212 rotates to drive the movable shaft 213 to slide on the surface of the pulley, the movable shaft 213 slides to drive the first connecting rod 214 to rotate, the first connecting rod 214 rotates to drive the second connecting rod 215 to rotate, the second connecting rod 215 rotates to drive the slider 2110 to slide in the slide rail 217, the slider 2110 slides to drive the clamping plate 2111 to move, the clamping plate 2111 moves to drive the bracket 2112 to move, the bracket 2112 moves to drive the spring 2113 to move, the slider 2110 moves to drive the connecting rod 2114 to move, the connecting rod 2114 moves to drive the fixing ring 2115 to move, the fixing ring 2115 moves to drive the coil 2116 to move, the fixing ring 2115 moves to drive the air bag 2117 to move, the fixing ring 2115 moves to drive the fastening plate 2118 to move, the fastening plate 2118 moves to drive the iron plate 2119 to move, the fastening plate 2118 moves to drive the connecting plate 221 to move, the connecting plate 221 to move to drive the swing rod 222 to move, the swing rod 222 moves to drive the spiral magnetic coil 223 to move, the swing rod 222 moves to drive the protection plate 224 to move, the protection plate 224 moves to drive the liquid absorption cotton 225 to move, when the support 2112 moves under the limiting effect of the clamping plate 2111 until the support is contacted with the contact strip 216, the coil 2116 and the spiral magnetic coil 223 are electrified, the coil 2116 is electrified to generate an electromagnetic field, the iron plate 2119 moves under the action of magnetic attraction in the electromagnetic field, the iron plate 2119 moves to drive the fastening plate 2118 to move until the fastening plate is contacted with the suction pipe 4 and clamps the suction pipe 4, the air bag 2117 contracts and deforms due to the movement of the iron plate 2119, and the suction pipe 4 is taken down from the surface of the suction nozzle 3 under the clamping effect of the fastening plate 2118.

Meanwhile, the spiral magnetic coil 223 is electrified to generate an electromagnetic field, the spiral magnetic coil 223 is subjected to magnetic attraction in the electromagnetic field to shrink, the spiral magnetic coil 223 shrinks to enable the swing rod 222 to rotate outside the connecting plate 221, the swing rod 222 rotates to drive the protection plate 224 to rotate, the protection plate 224 rotates to drive the liquid absorption cotton 225 to rotate to the position right below the suction pipe 4, and the liquid absorption cotton 225 receives reagents dripped by the suction pipe 4.

The slider 2110 slides until being in contact with the bidirectional touch panel 219, so that the motor 211 and the coil 2116 are powered off, the coil 2116 is powered off, the fastening plate 2118 is separated from the straw 4 under the action of the restoring force of the air bag 2117, and the end of the straw 4 is in contact with the absorbent cotton 225 and placed on the inner side of the fixing ring 2115 to be taken down by a user conveniently.

The user presses the power-on button 5 again, so that the spiral magnetic coil 223 stops being powered on, the swing rod 222 is driven to the initial position under the restoring force of the spiral magnetic coil 223, the user presses the power-on button 5, so that the motor 211 is powered on and operates, the motor 211 operates in the same manner, the slider 2110 slides until being in contact with the contact 218, and then the motor 211 stops being powered on.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. An automated pipetting station comprising a housing (1), characterized in that: the utility model discloses a pipette, including shell (1), the inside connection of shell (1) has automatic pipe mechanism (2) of getting, get pipe mechanism (2) including be used for automatic taking off pipette's centre gripping subassembly (21), be used for accepting leak protection subassembly (22) of pipette port dripping reagent automatically, the inside in shell (1) is connected in centre gripping subassembly (21), the outside of centre gripping subassembly (21) is connected in leak protection subassembly (22).

2. An automated pipetting station as recited in claim 1 wherein: the clamping assembly (21) comprises a motor (211), a pulley (212), a movable shaft (213), a first connecting rod (214), a second connecting rod (215), a contact bar (216), a sliding rail (217), a contact (218), a two-way contact plate (219), a sliding block (2110), a clamping plate (2111), a bracket (2112), a spring (2113), a connecting rod (2114), a fixing ring (2115), a coil (2116), an air bag (2117), a fastening plate (2118) and an iron plate (2119), the inside of the shell (1) is fixedly connected with the motor (211), the outside of the motor (211) is slidably connected with the movable shaft (213), the outside of the movable shaft (213) is movably connected with the first connecting rod (214), the outside of the first connecting rod (214) is fixedly connected with the second connecting rod (215), the inside of the shell (1) is fixedly connected with the contact bar (216), the inner part of the shell (1) is fixedly connected with a slide rail (217), the inner side of the slide rail (217) is fixedly connected with a contact (218), the inner part of the slide rail (217) is fixedly connected with a two-way contact plate (219), the inner part of the slide rail (217) is slidably connected with a slide block (2110), the outer part of the slide block (2110) is fixedly connected with a clamping plate (2111), the outer part of the clamping plate (2111) is movably connected with a bracket (2112), the outer part of the bracket (2112) is fixedly connected with a spring (2113), the outer part of the slide block (2110) is fixedly connected with a connecting rod (2114), the outer part of the connecting rod (2114) is fixedly connected with a fixing ring (2115), the outer part of the fixing ring (2115) is fixedly connected with a coil (2116), the outer part of the fixing ring (2115) is fixedly connected with an air bag (2117), and the outer part of the fixing ring (2115) is slidably connected with a fastening plate (2118), an iron plate (2119) is fixedly connected to the outer portion of the fastening plate (2118).

3. An automated pipetting station as recited in claim 2 wherein: the anti-leakage component (22) comprises connecting plates (221), a swing rod (222), spiral magnetic rings (223), a protection plate (224) and liquid absorption cotton (225), the fixing ring (2115) is fixedly connected with the connecting plates (221) at the outer part, the swing rod (222) is movably connected with the connecting plates at the outer part, the spiral magnetic rings (223) are fixedly connected with the outer part of the swing rod (222), the protection plate (224) is fixedly connected with the outer part of the swing rod (222), and the liquid absorption cotton (225) is fixedly connected with the outer part of the protection plate (224).

4. An automated pipetting station as recited in claim 1 wherein: the suction nozzle (3) is movably connected to the inner portion of the shell (1), the suction pipe (4) is movably connected to the outer portion of the suction nozzle (3), and the power-on button (5) is fixedly connected to the outer portion of the shell (1).

5. An automated pipetting station as recited in claim 3 wherein: the movable shaft (213) is connected with the motor (211) in a sliding manner, two ends of the second connecting rod (215) are respectively and fixedly connected to the outside of the first connecting rod (214) and the outside of the sliding block (2110), the sliding block (2110) corresponds to the position of the contact (218) and is matched with the specification, the sliding block (2110) corresponds to the position of the two-way contact plate (219) and is matched with the specification, the bracket (2112) corresponds to the position of the contact bar (216) and is matched with the specification, two ends of the spring (2113) are respectively and fixedly connected to the outside of the bracket (2112) and the outside of the clamping plate (2111), the clamping plate (2111) corresponds to the position of the bracket (2112) and is matched with the specification, the fixing ring (2115) corresponds to the position of the suction nozzle (3) and is matched with the specification, the fixing ring (2115) corresponds to the position of the suction nozzle (4) and is matched with the specification, and the fastening plate (2118) corresponds to the position of the suction nozzle (4) and is matched with the specification, the coil (2116) corresponds to the iron plate (2119) in position and has a specification matched with that of the iron plate, and the iron plate (2119) corresponds to the air bag (2117) in position and has a specification matched with that of the air bag.

6. An automated pipetting station as recited in claim 3 wherein: the swing rod (222) corresponds to the suction pipe (4) in position and is matched with the suction pipe (4) in specification, two ends of the spiral magnetic coil (223) are fixedly connected to the outside of the connecting plate (221) and the outside of the swing plate respectively, the protection plate (224) corresponds to the suction pipe (4) in position and is matched with the suction pipe (4) in specification, and the liquid absorption cotton (225) corresponds to the suction pipe (4) in position and is matched with the suction pipe (4) in specification.

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