CN108637927B - Adjustable clamp for microfluidic chip - Google Patents
Adjustable clamp for microfluidic chip Download PDFInfo
- Publication number
- CN108637927B CN108637927B CN201810813053.3A CN201810813053A CN108637927B CN 108637927 B CN108637927 B CN 108637927B CN 201810813053 A CN201810813053 A CN 201810813053A CN 108637927 B CN108637927 B CN 108637927B
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- China
- Prior art keywords
- limiting
- main
- shell
- clamping
- pulling plate
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- 230000000670 limiting effect Effects 0.000 claims abstract description 70
- 210000000078 claw Anatomy 0.000 claims abstract description 68
- 230000006378 damage Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000003825 pressing Methods 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- -1 medical Substances 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B9/00—Hand-held gripping tools other than those covered by group B25B7/00
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Automatic Analysis And Handling Materials Therefor (AREA)
- Clamps And Clips (AREA)
Abstract
The invention discloses an adjustable clamp for a microfluidic chip, which comprises a shell, a sliding rail, a pushing handle and an auxiliary pulling plate, wherein the front surface of the shell is provided with the sliding rail, a through hole is vertically arranged in the sliding rail, the pushing handle and a limiting handle are sequentially arranged in the sliding rail from top to bottom, second limiting grooves are formed in two sides of the inner wall of the sliding rail, one end, close to the shell, of the pushing handle penetrates through the through hole and extends to the inside of the shell, the end, close to the shell, of the pushing handle is provided with a main pulling plate, the bottom end of the main pulling plate is provided with the auxiliary pulling plate, and clamping claws are arranged at four face angles of the bottom end of the auxiliary pulling plate. This an adjustable anchor clamps for micro-fluidic chip can accomplish the length adjustment to the auxiliary claw arm, makes when clamping the chip in narrow and small space, and clamping claw can stretch to the chip bottom and press from both sides and get the work, can carry out the deashing work to the chip simultaneously, has promoted the functionality of device.
Description
Technical Field
The invention relates to the technical field of microfluidic chips, in particular to an adjustable clamp for a microfluidic chip.
Background
Microfluidic chip technology (Microfluidics) is to integrate basic operation units of sample preparation, reaction, separation, detection and the like in biological, chemical and medical analysis processes onto a micron-scale chip to automatically complete the whole analysis process, and has been developed into a brand-new research field of biological, chemical, medical, fluid, electronic, material, mechanical and other subjects intersection due to the great potential of the microfluidic chip technology in the biological, chemical, medical and other fields.
In the process of clamping the microfluidic chip, the chip is easy to damage due to the force of hands, and the existing clamping devices are mostly ordinary clamping forceps, so that the clamping efficiency is low, and therefore, an adjustable clamp for the microfluidic chip needs to be designed.
Disclosure of Invention
The invention aims to provide an adjustable clamp for a microfluidic chip, so as to solve the problem of clamping in the prior art. The reason of the dynamics of hand damages the chip easily to current clamp gets the device and most ordinary clamp get the tweezers, press from both sides the inefficiency problem.
In order to achieve the above purpose, the present invention provides the following technical solutions: the utility model provides an adjustable anchor clamps for micro-fluidic chip, includes casing, slide rail, pushes away handle and vice arm-tie, the slide rail is installed in the front of casing, and installs the through-hole in the slide rail vertically, from last to installing in proper order in the slide rail pushes away handle and spacing handle down, the both sides of slide rail inner wall all are provided with the second spacing groove, push away the one end that the handle is close to the casing and pass the through-hole and extend to the inside of casing, push away the one end that the handle is close to the casing and install the main arm-tie, and vice arm-tie is installed to the bottom of main arm-tie, four face angles of vice arm-tie bottom all install the clamp and get the claw, the spacing hole is installed to the bottom of casing, and the quantity of spacing hole is four, press from both sides the one end that gets the claw and keep away from vice arm-tie all passes spacing hole and extend to the outside of casing.
Preferably, the gasbag has been partly inlayed to one side on casing top, and the air duct is installed to the bottom of gasbag, and the one end that the air duct was kept away from the gasbag extends to the bottom of casing, and the mounting hole is installed to air duct one end that the air duct was kept away from, and the quantity of mounting hole is four, and the one end that the air duct was kept away from to the mounting hole all is connected with shells inner wall.
Preferably, the clamping claw comprises a main claw arm, an auxiliary claw arm, a first clamping ball, a first reset spring, a first limiting block and a first limiting groove, wherein the auxiliary claw arm is arranged at the bottom end of the main claw arm, the auxiliary claw arm extends to the inside of the main claw arm near one end of the main claw arm, the first limiting groove is uniformly formed in one side of the inner wall of the main claw arm, the first reset spring is arranged on one side of the auxiliary claw arm near one end of the main claw arm, the number of the first reset springs is two, the first clamping ball is arranged at one end, close to the first limiting groove, of the first reset spring, the first limiting block is arranged at one end, far away from the first reset spring, of the first clamping ball, and the first limiting block is mutually matched with the first limiting groove.
Preferably, the limit handle comprises a main handle body, a second limiting block, a second reset spring, a reset plate and a second clamping ball, wherein the second clamping ball is arranged at two sides of the main handle body, one end, close to the main handle body, of the second clamping ball is extended to the inner part of the main handle body, the second limiting block is provided with the second limiting block, one end, far away from the second clamping ball, of the second limiting block is provided with the second reset spring, the second reset spring is matched with the second limiting groove, and the reset plate is arranged in the inner part, far away from the main handle body, of one end of the second clamping ball, of the second reset spring.
Preferably, buffer springs are arranged at the connection positions of the main pulling plate and the auxiliary pulling plate, and the number of the buffer springs is four.
Preferably, a sliding block is arranged on one side of the main pulling plate, a sliding groove is arranged on one side of the inner wall of the shell, the sliding groove is matched with the sliding block, and a third limiting block is arranged at the top end of the sliding groove.
Compared with the prior art, the invention has the beneficial effects that: the adjustable clamp for the micro-fluidic chip can complete the length adjustment of the auxiliary claw arm, so that when the chip is clamped in a narrow space, the clamping claw can extend to the bottom end of the chip to clamp, and meanwhile, the chip can be subjected to ash removal, and the functionality of the device is improved;
(1) The clamping claw is arranged, the claw-shaped clamping end of the clamping claw can clamp the chip from the bottom end of the chip, meanwhile, the auxiliary claw arm is dragged to enable the first clamping ball to be pressed, so that the auxiliary claw arm can move in the main claw arm, when the clamping claw is adjusted to a proper position, the elastic force generated by the first reset spring enables the first clamping ball to reset and clamp into the first limiting groove, and the length of the auxiliary claw arm can be adjusted, so that the clamping claw can extend to the bottom end of the chip to clamp when the chip is clamped in a narrow space;
(2) When the device is used for clamping, a worker pushes the push handle upwards, the push handle drives the main pulling plate to move upwards, so that the clamping claws are driven to move upwards, the four clamping claws are pressed towards the middle through the pressing of the limiting holes, the chip is clamped, when the worker pushes the push handle too hard, the buffer spring has a buffer effect, the clamping claws are prevented from damaging the chip, meanwhile, after the chip is clamped, the worker can move the limiting handle and is extruded to shrink inwards through the second limiting block, when the second limiting block moves to the position of the next second limiting groove, the elastic force generated by the second reset spring enables the second limiting block to reset and be clamped into the second limiting groove, the limiting effect can be achieved, the worker can push the limiting handle to the bottom end of the push handle, the push handle can be limited, the worker can release the push handle, the chip can be observed, and therefore the practicability of the device is improved;
(3) Be provided with gasbag and air duct, after pressing from both sides the chip, staff's accessible presses the gasbag, and the air in the gasbag gushes out through the air duct, carries out the deashing work to the chip that is pressed from both sides and got, has promoted the functionality of device.
Drawings
FIG. 1 is a schematic elevational view of the structure of the present invention;
FIG. 2 is a schematic elevational cross-sectional view of the structure of the present invention;
FIG. 3 is a schematic side cross-sectional view of the structure of the present invention;
FIG. 4 is a schematic cross-sectional view of the bottom end structure of the housing of the present invention;
FIG. 5 is a schematic cross-sectional view of a gripper jaw structure of the present invention;
fig. 6 is a schematic view of the structure of the limiting handle of the present invention.
In the figure: 1. a housing; 2. an air bag; 3. clamping claws; 301. a main claw arm; 302. an auxiliary claw arm; 303. a first clamping ball; 304. a first return spring; 305. a first limiting block; 306. a first limit groove; 4. a slide rail; 5. a through hole; 6. a push handle; 7. a limit handle; 701. a main handle body; 702. a second limiting block; 703. a second return spring; 704. a reset plate; 705. a second clamping ball; 8. an air duct; 9. a main pulling plate; 10. a buffer spring; 11. a secondary pulling plate; 12. a limiting hole; 13. a mounting hole; 14. a slide block; 15. a chute; 16. the second limit groove; 17. and a third limiting block.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1-6, an embodiment of the present invention is provided:
an adjustable clamp for a microfluidic chip comprises a shell 1, a sliding rail 4, a pushing handle 6 and a secondary pulling plate 11, wherein the sliding rail 4 is installed on the front surface of the shell 1, a through hole 5 is vertically installed in the sliding rail 4, and the pushing handle 6 and a limiting handle 7 are sequentially installed in the sliding rail 4 from top to bottom.
Preferably, the limit handle 7 includes a main handle body 701, a second limit block 702, a second reset spring 703, a reset plate 704 and a second clamping ball 705, the second clamping ball 705 is installed at two sides of the main handle body 701, one end of the second clamping ball 705, which is close to the main handle body 701, extends to the inside of the main handle body 701, the second limit block 702 is provided with the second reset spring 703 at one end, which is far away from the second clamping ball 705, and the second reset spring 703 is matched with the second limit groove 16, and the reset plate 704 is installed at one end, which is far away from the second clamping ball 705, of the main handle body 701.
When the device is used for clamping, a worker pushes the push handle 6 upwards, the push handle 6 drives the main pulling plate 9 to move upwards, so that the clamping claw 3 is driven to move upwards, the four clamping claws 3 are close to the middle through the compression of the limiting holes 12, the chip is clamped, meanwhile, after the chip is clamped, the worker can move the limiting handle 7, the worker can squeeze and shrink inwards through the second limiting block 702, when the second limiting block 702 moves to the position of the next second limiting groove 16, the elastic force generated by the second reset spring 703 resets the second limiting block 702 and is clamped into the second limiting groove 16, the limiting effect can be achieved, the worker can push the limiting handle 7 to the bottom end of the push handle 6, limit the push handle 6, the worker can loosen the push handle 6, and observe the chip, so that the practicability of the device is improved.
The both sides of slide rail 4 inner wall all are provided with second spacing groove 16, push away the one end that handle 6 is close to casing 1 and pass through-hole 5 and extend to the inside of casing 1, push away the one end that handle 6 is close to casing 1 and install main arm-tie 9, and vice arm-tie 11 is installed to the bottom of main arm-tie 9, the junction of main arm-tie 9 and vice arm-tie 11 is provided with buffer spring 10, and buffer spring 10's quantity is four, buffer spring 10's top all is connected with main arm-tie 9's bottom through the welding, buffer spring 10's top all is connected with vice arm-tie 11's top through the welding, when receiving the extension, buffer spring 10 has played the buffering effect, avoid pressing from both sides and get claw 3 and cause the injury to the chip.
Preferably, the sliding block 14 is installed on one side of the main pulling plate 9, the sliding groove 15 is installed on one side of the inner wall of the shell 1, the sliding groove 15 is matched with the sliding block 14, the third limiting block 17 is installed at the top end of the sliding groove 15, the sliding block 14 is externally embedded in the sliding groove 15, when the main pulling plate 9 moves under force, the sliding block 14 is driven to move in the sliding groove 15, a sliding structure is formed, so that the stability of the main pulling plate 9 during sliding is improved, and the moving distance of the sliding block 14 is limited by the third limiting block 17.
The clamping claw 3 is installed to four face angles of vice arm-tie 11 bottom, and spacing hole 12 is installed to the bottom of casing 1, and spacing hole 12 quantity is four, and clamping claw 3 is kept away from the one end of vice arm-tie 11 and all passes spacing hole 12 and extend to the outside of casing 1.
As a preference, the gripping claw 3 includes a main claw arm 301, an auxiliary claw arm 302, a first clamping ball 303, a first return spring 304, a first limiting block 305 and a first limiting groove 306, the auxiliary claw arm 302 is installed at the bottom end of the main claw arm 301, one end of the auxiliary claw arm 302 close to the main claw arm 301 extends to the inside of the main claw arm 301, a first limiting groove 306 is uniformly formed in one side of the inner wall of the main claw arm 301, the first return spring 304 is installed at one side of the auxiliary claw arm 302 close to the inside of one end of the main claw arm 301, the number of the first return springs 304 is two, the first clamping balls 303 are installed at one ends of the first return springs 304 close to the first limiting groove 306, the first limiting block 305 is installed at one ends of the first clamping balls 303 far away from the first return springs 304, and the first limiting block 305 is matched with the first limiting groove 306.
The claw-shaped clamping end of the clamping claw 3 can clamp the chip from the bottom end of the chip, meanwhile, the auxiliary claw arm 302 is dragged to enable the first clamping ball 303 to be pressed, the auxiliary claw arm 302 can move in the main claw arm 301, when the clamping claw is adjusted to a proper position, the elastic force generated by the first reset spring 304 enables the first clamping ball 303 to reset and clamp into the first limiting groove 306, and therefore the length of the auxiliary claw arm 302 can be adjusted, and when the chip is clamped in a narrow space, the clamping claw 3 can extend to the bottom end of the chip to clamp.
Preferably, one side at the top end of the shell 1 is semi-embedded with the air bag 2, the bottom end of the air bag 2 is provided with the air duct 8, one end, far away from the air bag 2, of the air duct 8 extends to the bottom end of the shell 1, one end, far away from the air bag 2, of the air duct 8 is provided with the mounting holes 13, the number of the mounting holes 13 is four, and one end, far away from the air duct 8, of the mounting holes 13 is connected with the inner wall of the shell 1.
After the chip is clamped, the worker can push the air bag 2, air in the air bag 2 is flushed out through the air duct 8, the clamped chip is subjected to ash removal, and the functionality of the device is improved.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (4)
1. An adjustable clamp for a microfluidic chip comprises a shell (1), a sliding rail (4), a push handle (6) and a secondary pulling plate (11), and is characterized in that: the front of the shell (1) is provided with a sliding rail (4), the sliding rail (4) is vertically provided with a through hole (5), the sliding rail (4) is internally provided with a pushing handle (6) and a limiting handle (7) from top to bottom in sequence, two sides of the inner wall of the sliding rail (4) are respectively provided with a second limiting groove (16), one end, close to the shell (1), of the pushing handle (6) penetrates through the through hole (5) to extend into the shell (1), one end, close to the shell (1), of the pushing handle (6) is provided with a main pulling plate (9), the bottom end of the main pulling plate (9) is provided with an auxiliary pulling plate (11), four face angles of the bottom end of the auxiliary pulling plate (11) are provided with clamping claws (3), the bottom end of the shell (1) is provided with limiting holes (12), and the number of the limiting holes (12) is four, and one end, far away from the auxiliary pulling plate (11), of the clamping claws (3) penetrates through the limiting holes (12) to extend to the outer side of the shell (1);
one side of the top end of the shell (1) is semi-embedded with an air bag (2), the bottom end of the air bag (2) is provided with an air duct (8), one end of the air duct (8), which is far away from the air bag (2), extends to the bottom end of the shell (1), one end of the air duct (8), which is far away from the air bag (2), is provided with four mounting holes (13), and one end of the mounting holes (13), which is far away from the air duct (8), is connected with the inner wall of the shell (1);
the clamping claw (3) comprises a main claw arm (301), an auxiliary claw arm (302), a first clamping ball (303), first reset springs (304), first limiting blocks (305) and first limiting grooves (306), wherein the auxiliary claw arm (302) is installed at the bottom end of the main claw arm (301), one end, close to the main claw arm (301), of the auxiliary claw arm (302) extends to the inside of the main claw arm (301), first limiting grooves (306) are uniformly formed in one side, close to the inside of one end of the main claw arm (301), of the auxiliary claw arm (302), first reset springs (304) are installed on one side, close to the inside of one end of the main claw arm (301), of the first limiting springs (304), the first clamping balls (303) are installed on one end, close to the first limiting grooves (306), of the first clamping balls (303) are far away from the first limiting blocks (305), and the first limiting blocks (305) are matched with the first limiting grooves (306).
2. An adjustable clamp for a microfluidic chip according to claim 1, wherein: the limiting handle (7) comprises a main handle body (701), a second limiting block (702), a second reset spring (703), a reset plate (704) and a second clamping ball (705), wherein the second clamping ball (705) is arranged at two sides of the main handle body (701), one end, close to the main handle body (701), of the second clamping ball (705) is extended to the inside of the main handle body (701) to be provided with the second limiting block (702), one end, far away from the second clamping ball (705), of the second limiting block (702) is provided with the second reset spring (703), the second reset spring (703) is matched with the second limiting groove (16), and the reset plate (704) is arranged in the inside of the main handle body (701), far away from one end of the second clamping ball (705), of the second reset spring (703).
3. An adjustable clamp for a microfluidic chip according to claim 1, wherein: buffer springs (10) are arranged at the connection positions of the main pulling plate (9) and the auxiliary pulling plate (11), and the number of the buffer springs (10) is four.
4. An adjustable clamp for a microfluidic chip according to claim 1, wherein: the sliding block (14) is installed on one side of the main pulling plate (9), the sliding groove (15) is installed on one side of the inner wall of the shell (1), the sliding groove (15) is matched with the sliding block (14), and the third limiting block (17) is installed at the top end of the sliding groove (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810813053.3A CN108637927B (en) | 2018-07-23 | 2018-07-23 | Adjustable clamp for microfluidic chip |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810813053.3A CN108637927B (en) | 2018-07-23 | 2018-07-23 | Adjustable clamp for microfluidic chip |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108637927A CN108637927A (en) | 2018-10-12 |
| CN108637927B true CN108637927B (en) | 2023-10-31 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810813053.3A Active CN108637927B (en) | 2018-07-23 | 2018-07-23 | Adjustable clamp for microfluidic chip |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108637927B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109980371A (en) * | 2019-03-13 | 2019-07-05 | 浙江广为电器工具有限公司 | Clamper |
| CN114766260B (en) * | 2022-04-24 | 2023-11-17 | 湖州创感科技有限公司 | Agricultural is with old and useless plastic film removal equipment |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3945676A (en) * | 1973-09-14 | 1976-03-23 | Kabushiki Kaisha Komatsu Seisakusho | Gripping device |
| CN102896627A (en) * | 2011-07-29 | 2013-01-30 | 温县供电有限责任公司 | Multifunctional detection article seeker |
| CN202781138U (en) * | 2012-09-28 | 2013-03-13 | 上海电机学院 | Adjustable manual clamper |
| TWM511558U (en) * | 2015-05-29 | 2015-11-01 | Univ Far East | Adjustable jig |
| CN205107817U (en) * | 2015-09-30 | 2016-03-30 | 上海市肺科医院 | Special lung pincers of haplopore chest laparoscopic surgery |
| CN107443361A (en) * | 2017-08-17 | 2017-12-08 | 柳州福能机器人开发有限公司 | Multivariant mechanical arm |
| CN208557220U (en) * | 2018-07-23 | 2019-03-01 | 上海市第一人民医院 | A kind of adjustable fixture for micro-fluidic chip |
-
2018
- 2018-07-23 CN CN201810813053.3A patent/CN108637927B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3945676A (en) * | 1973-09-14 | 1976-03-23 | Kabushiki Kaisha Komatsu Seisakusho | Gripping device |
| CN102896627A (en) * | 2011-07-29 | 2013-01-30 | 温县供电有限责任公司 | Multifunctional detection article seeker |
| CN202781138U (en) * | 2012-09-28 | 2013-03-13 | 上海电机学院 | Adjustable manual clamper |
| TWM511558U (en) * | 2015-05-29 | 2015-11-01 | Univ Far East | Adjustable jig |
| CN205107817U (en) * | 2015-09-30 | 2016-03-30 | 上海市肺科医院 | Special lung pincers of haplopore chest laparoscopic surgery |
| CN107443361A (en) * | 2017-08-17 | 2017-12-08 | 柳州福能机器人开发有限公司 | Multivariant mechanical arm |
| CN208557220U (en) * | 2018-07-23 | 2019-03-01 | 上海市第一人民医院 | A kind of adjustable fixture for micro-fluidic chip |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108637927A (en) | 2018-10-12 |
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