CN112515669A - Gene detection quick sampling device - Google Patents
Gene detection quick sampling device Download PDFInfo
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- CN112515669A CN112515669A CN202011329657.4A CN202011329657A CN112515669A CN 112515669 A CN112515669 A CN 112515669A CN 202011329657 A CN202011329657 A CN 202011329657A CN 112515669 A CN112515669 A CN 112515669A
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- arm
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- extrusion mechanism
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/15—Devices for taking samples of blood
- A61B5/151—Devices specially adapted for taking samples of capillary blood, e.g. by lancets, needles or blades
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/15—Devices for taking samples of blood
- A61B5/150007—Details
- A61B5/150053—Details for enhanced collection of blood or interstitial fluid at the sample site, e.g. by applying compression, heat, vibration, ultrasound, suction or vacuum to tissue; for reduction of pain or discomfort; Skin piercing elements, e.g. blades, needles, lancets or canulas, with adjustable piercing speed
- A61B5/150061—Means for enhancing collection
- A61B5/150068—Means for enhancing collection by tissue compression, e.g. with specially designed surface of device contacting the skin area to be pierced
Abstract
The invention relates to the field of medical equipment, in particular to a gene detection rapid sampling device. The gene detection rapid sampling device comprises a shell, a transmission device and two extrusion mechanisms; the two extrusion mechanisms are sequentially arranged in the shell along the left and right directions and comprise extrusion parts sleeved on fingers. The output end of the transmission device can realize left-right reciprocating motion under the drive of the motor, and moves away from the finger after moving towards the finger in the process of moving from left to right, and the extrusion mechanism on the right side is positioned on the left side of the movement inflection point. The output end comprises a transmission plate which drives the extrusion mechanism to move; the transmission plate drives the left side extrusion mechanism to move to the position, in contact with the right side extrusion mechanism, of the transmission arm of the left side extrusion mechanism, and drives the right side extrusion mechanism to move rightwards and towards the direction far away from the fingers, so that the left side extrusion mechanism is bypassed when the right side extrusion mechanism moves leftwards, new left side extrusion mechanism and new right side extrusion mechanism are formed, and the transmission plate sequentially drives the two extrusion mechanisms to carry out circular extrusion.
Description
Technical Field
The invention relates to the field of medical equipment, in particular to a gene detection rapid sampling device.
Background
In the medical field, the finger tip blood is often required to be collected in gene detection, and when the finger tip is used for blood sampling, because most finger tip parts are capillary vessels, the blood overflow is slow, the finger is required to be repeatedly squeezed by a person for bleeding, and the collection efficiency is low. Therefore, a device that simulates repeated squeezing of a human finger to accelerate fingertip blood flow is needed.
Disclosure of Invention
The invention provides a rapid sampling device for gene detection, which aims to solve the problem of difficult fingertip bleeding.
The gene detection rapid sampling device adopts the following technical scheme:
a gene detection rapid sampling device is used for extruding fingers, and the finger tips of the fingers are positioned at the right end of the gene detection rapid sampling device and comprise a shell, a transmission device and two extruding mechanisms; the two extrusion mechanisms are sequentially arranged in the shell along the left and right directions and comprise extrusion parts sleeved on fingers; the transmission device is arranged in the shell, is provided with an output end, can realize the left-right reciprocating motion of the output end under the drive of the motor, and moves towards the finger and then away from the finger in the process that the output end moves from left to right so that the output end has a motion inflection point, and the right extrusion mechanism is positioned on the left side of the motion inflection point; the output end comprises a transmission plate, a plurality of first unlocking heads are arranged at one end of the transmission plate at intervals, the extrusion part comprises a transmission arm, a baffle plate and an extrusion ring, a plurality of second unlocking heads are arranged at the outer side of the transmission arm at intervals, and the plurality of first unlocking heads can be inserted into gaps of the plurality of second unlocking heads along the left-right direction, so that the transmission plate can drive the extrusion mechanism to move towards the direction far away from the fingers; the baffle is telescopically installed on the right side of the transmission arm, and stretches out to break away from the transmission arm when hindering the transmission plate to move rightwards when in an initial state, and the transmission plate drives the left extrusion mechanism to move to the time of contacting with the extrusion mechanism on the right side, so that the transmission plate moves rightwards and breaks away from the transmission arm of the left extrusion mechanism, and a plurality of first unlocking heads are inserted into the gaps of a plurality of second unlocking heads of the extrusion mechanism on the right side and are matched with the baffle on the right side, the rear transmission plate drives the right extrusion mechanism to move rightwards and towards the direction of keeping away from the fingers, so that the left extrusion mechanism is bypassed when moving leftwards from the right, the rear transmission plate drives the right extrusion mechanism to move leftwards from the right, so as to form a new left extrusion mechanism and a new right extrusion.
And a lifting adjusting mechanism is further arranged in the transmission arm, the baffle keeps extending out under the action of the lifting adjusting mechanism in an initial state, and when the left side extrusion mechanism is contacted with the right side extrusion mechanism, the baffle of the left side extrusion mechanism is retracted under the action of the lifting adjusting mechanism.
The lifting adjusting mechanism comprises a rack and a transmission gear, the rack is slidably mounted in the transmission arm along the left-right direction, a limiting block is arranged at the left end of the rack, and the limiting block is configured to be in contact with the left side of the transmission arm so as to block the rack from moving rightwards. A first spring is arranged between the right end of the rack and the right side surface of the transmission arm, so that the rack is extruded when moving leftwards, and the rack is urged to move rightwards; the transmission gear is rotatably arranged in the transmission arm, is positioned outside the rack and is meshed with the rack, and the left side surface of the baffle is provided with teeth meshed with the transmission gear, so that when the rack moves leftwards, the baffle is driven to retract through the transmission gear, or when the rack moves rightwards, the baffle is driven to extend out through the transmission gear.
Four extrusion parts of the extrusion mechanism are respectively positioned in the upper, lower, front and rear directions of the fingers, four groups of corresponding transmission devices are arranged, and each extrusion part corresponds to one transmission device; when moving from left to right, each transmission device moves towards one side close to the fingers and then moves towards one side far away from the fingers; the transmission arm is an L-shaped arm and comprises a first arm and a second arm, sliding rails are arranged on the inner side of the first arm and the outer side of the second arm, the extrusion ring is arranged on the inner side of the second arm, and the plurality of second unlocking heads are arranged on the outer side of the first arm; the second arm of the rear side extrusion part is arranged along the slide rail on the inner side of the first arm of the lower side extrusion part in a sliding manner along the front-back direction, the second arm of the upper side extrusion part is arranged along the slide rail on the inner side of the first arm of the rear side extrusion part in a sliding manner along the up-down direction, the second arm of the right side extrusion part is arranged along the slide rail on the inner side of the first arm of the upper side extrusion part in a sliding manner along the front-back direction, and the second arm of the lower side extrusion part is arranged along the slide rail on the inner side of the first arm of the right side extrusion part; the squeezing rings of the four squeezing parts are connected through the elastic rings and are enclosed into a ring which can be sleeved on the finger, so that the ring is mutually away from the finger direction along with the transmission arm along with the transmission plate, the ring is enlarged, and the ring is mutually close to the finger direction along with the transmission arm along with the transmission plate, and the ring is reduced.
The transmission device further comprises a transmission belt, a driving wheel and two driven wheels, wherein the driving wheel and the two driven wheels are both arranged in the shell, the transmission belt is arranged on the driving wheel and the two driven wheels, the transmission belt comprises a first belt section, a second belt section and a third belt section due to the distribution of the driving wheel and the two driven wheels, the second belt section is horizontally arranged from left to right, the left end of the first belt section is connected with the left end of the second belt section, the right end of the first belt section extends towards the right and towards one side close to a finger, the left end of the third belt section is connected with the right end of the first belt section, and the right end of the third belt section is connected with the right end of the second belt; the driving plate is driven by the driving belt to move.
The driving belt is a synchronous belt, and the driving wheel and the two driven wheels are synchronous belt wheels.
The transmission device further comprises a connecting cylinder, the connecting cylinder extends along the front-back direction, one end of the connecting cylinder is installed on the side wall of the first belt section, and the other end of the transmission plate can be installed on the connecting cylinder in a rotating mode and can slide along the front-back direction.
The outer side surface of the second arm of each extrusion part is provided with a plurality of first blind holes, a locking block is arranged in each first blind hole, the bottom of each locking block is connected with the bottom of the first blind hole through a second spring, the locking blocks are configured to extend out of the first blind holes under the action of the second springs so as to limit the relative sliding of the second arm and the first arm of the other extrusion part arranged outside the second arm, and the corresponding transmission plates are pressed into the first blind holes when entering between the second unlocking heads of the first arms; all be provided with the second blind hole in every first tapered end of separating, all be provided with the unlocking piece in every second blind hole, the third spring connection that the elasticity is greater than the second spring bottom unlocking piece and second blind hole to being pressed to the second blind hole when the driving plate gets into first arm, and when the driving plate got into first arm completely, the unlocking piece further extrudeed the latch segment under the effect of third spring below the contact surface of first arm and second arm, make first arm and second arm relative slip.
The invention has the beneficial effects that: according to the gene detection rapid sampling device, the distribution of the transmission belts is arranged, so that the extrusion mechanism is gradually contracted in the moving process to extrude fingers; two squeezing mechanisms are arranged, the squeezing mechanism on the right side is enabled to squeeze fingers all the time to prevent blood from flowing back, and the other squeezing mechanism moves along with the transmission belt and shrinks gradually to squeeze the fingers; the transmission device drives the left extrusion mechanism to move rightwards to be in contact with the right extrusion mechanism, then the left extrusion mechanism is separated from the left mechanism and drives the right extrusion mechanism to expand, and then the left extrusion mechanism bypasses the original left extrusion mechanism to move leftwards to form a new left extrusion mechanism and a new right extrusion mechanism for circular extrusion.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a schematic diagram showing the overall structure of an embodiment of a rapid sampling device for gene detection according to the present invention;
FIG. 2 is an enlarged view of the point A in FIG. 1;
FIG. 3 is an enlarged view of the point B in FIG. 2;
FIG. 4 is a schematic view showing the assembly of the extruding mechanism and the driving plate in an embodiment of the rapid sampling device for gene assay according to the present invention;
FIG. 5 is a schematic view of an extruding mechanism in an embodiment of a rapid sampling device for gene assay according to the present invention;
FIG. 6 is a schematic view of a driving arm of an extruding mechanism in an embodiment of a rapid sampling device for gene assay according to the present invention;
FIG. 7 is a schematic view of a driving plate in an embodiment of a rapid sampling device for gene assay according to the present invention;
FIG. 8 is a schematic view of a rack structure in an embodiment of a rapid sampling device for gene assay according to the present invention;
FIG. 9 is a schematic view showing the installation of a belt in an embodiment of the rapid sampling device for gene assay of the present invention;
in the figure: 1. a housing; 2. a finger; 3. a transmission belt; 4. an extrusion mechanism; 7. a drive wheel; 8. a drive plate; 9. a connecting cylinder; 11. an extrusion ring; 12. a baffle plate; 13. a first arm; 131. a second unlocking head; 14. unlocking the block; 15. a locking block; 16. a second arm; 18. a drive arm; 19. an elastic ring; 22. a transmission gear; 25. a first unlocking head; 26. a rack; 27. a limiting block; 28. a first belt segment; 29. a second belt segment; 30. a third band segment.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The embodiment of the invention relates to a rapid gene detection sampling device, which is used for extruding a finger 2, wherein the fingertip of the finger 2 is positioned at the right end, and as shown in figures 1 to 8, the rapid gene detection sampling device comprises a shell 1, a transmission device and two extruding mechanisms 4.
The two squeezing mechanisms 4 are sequentially arranged in the shell 1 along the left-right direction and comprise squeezing parts sleeved on the fingers 2.
The transmission device is arranged in the shell 1, has an output end, can realize the left-right reciprocating motion of the output end under the drive of the motor, and moves towards the direction close to the finger 2 and then moves towards the direction far away from the finger 2 in the process that the output end moves towards the right from left, so that the output end has a motion inflection point, and the extrusion mechanism 4 on the right side is positioned on the left side of the motion inflection point.
The output end comprises a transmission plate 8, a plurality of first unlocking heads 25 are arranged at one end of the transmission plate 8 at intervals, the extrusion part comprises a transmission arm 18, a baffle 12 and an extrusion ring 11, a plurality of second unlocking heads 131 are arranged at the outer side of the transmission arm 18 at intervals, and the plurality of first unlocking heads 25 can be inserted into gaps of the plurality of second unlocking heads 131 along the left-right direction, so that the transmission plate 8 can drive the extrusion mechanism 4 to move towards the direction far away from the fingers 2; baffle 12 is installed in drive arm 18 right side telescopically, and stretch out when initial condition in order to hinder drive plate 8 to break away from with drive arm 18 when moving rightwards, and draw back when drive plate 8 drives left extrusion mechanism 4 and moves to the extrusion mechanism 4 contact with the right side, so that drive plate 8 moves rightwards and breaks away from with the drive arm 18 of left extrusion mechanism 4, and make a plurality of first unlocking heads 25 insert the clearance of a plurality of second unlocking heads 131 of the extrusion mechanism 4 on right side and cooperate with baffle 12 on right side, back drive plate 8 drives right side extrusion mechanism 4 and moves to keeping away from 2 directions of finger, so that when moving left to left from the right side, walk around left extrusion mechanism 4, back drive plate 8 drives right side extrusion mechanism 4 and moves left from the right side, so as to form new left side extrusion mechanism 4 and right side extrusion mechanism 4, carry out the circulation extrusion.
In this embodiment, a lifting adjusting mechanism is further disposed in the transmission arm 18, the baffle 12 is kept extending under the action of the lifting adjusting mechanism in the initial state, and when the left-side pressing mechanism 4 contacts with the right-side pressing mechanism 4, the baffle 12 of the left-side pressing mechanism 4 is retracted under the action of the lifting adjusting mechanism.
In this embodiment, the lifting adjusting mechanism includes a rack 26 and the transmission gear 22, the rack 26 is slidably installed in the transmission arm 18 in the left-right direction, a limit block 27 is provided at the left end of the rack 26, and the limit block 27 is configured to contact with the left side of the transmission arm 18 to block the rack 26 from moving rightward. A first spring is provided between the right end of the rack 26 and the right side surface of the transmission arm 18 to be pressed when the rack 26 moves leftward to urge the rack 26 to move rightward. The transmission gear 22 is rotatably installed in the transmission arm 18, is located outside the rack 26 and is meshed with the rack 26, and the left side surface of the baffle plate 12 is provided with teeth meshed with the transmission gear 22, so that when the rack 26 moves leftwards, the baffle plate 12 is driven to retract through the transmission gear 22, or when the rack 26 moves rightwards, the baffle plate 12 is driven to extend through the transmission gear 22.
In this embodiment, four pressing portions of the pressing mechanism 4 are respectively located in four directions, i.e., up, down, front and back directions, of the finger 2, and four sets of corresponding transmission devices are provided, and each pressing portion corresponds to one transmission device. When moving from left to right, each transmission device moves towards one side close to the finger 2 and then moves towards one side far away from the finger 2. The transmission arm 18 is an L-shaped arm, and includes a first arm 13 and a second arm 16, the inner side of the first arm 13 and the outer side of the second arm 16 are both provided with a slide rail, the extrusion ring 11 is disposed on the inner side of the second arm 16, and the plurality of second unlocking heads 131 are disposed on the outer side of the first arm 13. The second arm 16 of the rear side extrusion portion slides along the slide rail on the inner side of the first arm 13 of the lower side extrusion portion along the front-back direction, the second arm 16 of the upper side extrusion portion slides along the slide rail on the inner side of the first arm 13 of the rear side extrusion portion along the up-down direction, the second arm 16 of the right side extrusion portion slides along the slide rail on the inner side of the first arm 13 of the upper side extrusion portion along the front-back direction, and the second arm 16 of the lower side extrusion portion slides along the slide rail on the inner side of the first arm 13 of the right side extrusion portion along the up-down direction. The squeezing rings 11 of the four squeezing parts are connected through the elastic ring 19 and form a ring which can be sleeved on the finger 2, so that the ring is separated from each other when the driving arm 18 moves along with the driving plate 8 in the direction of being far away from the finger 2, and the ring is separated from each other when the driving arm 18 moves along with the driving plate 8 in the direction of being close to the finger 2, so that the ring is reduced.
In this embodiment, transmission still includes drive belt 3, drive wheel 7, two follow driving wheels, connecting cylinder 9, drive belt 3 is the hold-in range, drive wheel 7 is synchronous pulley with two follow driving wheels, and all install in casing 1, drive belt 3 installs in drive wheel 7 and two follow driving wheels, and drive wheel 7 makes drive belt 3 include first band section 28 with two distributions of following driving wheels, second band section 29, third band section 30, second band section 29 is from left side to right side level setting, first band section 28 left end is connected with second band section 29 left end, the right-hand member of first band section 28 is right and is extended to being close to 2 one sides of finger, the left end of third band section 30 is connected with the right-hand member of first band section 28, the right-hand member of third band section 30 is connected with the right-hand member of second band section 29. The connecting cylinder 9 extends in the front-rear direction, and has one end mounted to the side wall of the first belt segment 28, and the other end of the drive plate 8 is rotatably and slidably mounted to the connecting cylinder 9 in the front-rear direction.
In this embodiment, the outer side surface of the second arm 16 of each pressing portion is provided with a plurality of first blind holes, each first blind hole is internally provided with a locking block 15, the bottom of the locking block 15 is connected with the bottom of the first blind hole through a second spring, and the locking block is configured to extend out of the first blind hole under the action of the second spring so as to limit the relative sliding between the second arm 16 and the first arm 13 of another pressing portion installed at the outer side of the second arm 16, and is pressed into the first blind hole when the corresponding transmission plate 8 enters between the second unlocking heads 131 of the first arms 13. First unlocking head 25 includes baffle and tapered end, the tapered end is located the baffle and is close to first arm 13 one side, all be provided with the second blind hole in every tapered end, all be provided with unlocking block 14 in every second blind hole, unlocking block 14 is greater than the third spring connection of second spring through elasticity with second blind hole bottom, in order to be pressed to the second blind hole when driving plate 8 gets into first arm 13, and when driving plate 8 got into first arm 13 completely, unlocking block 14 further extrudees latch segment 15 under the effect of third spring below the contact surface of first arm 13 and second arm 16, make first arm 13 can slide with second arm 16 relatively.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.
Claims (8)
1. The utility model provides a quick sampling device of gene detection for extrude the finger, the fingertip of finger is located quick sampling device right-hand member of gene detection, its characterized in that: comprises a shell, a transmission device and two extrusion mechanisms; the two extrusion mechanisms are sequentially arranged in the shell along the left and right directions and comprise extrusion parts sleeved on fingers; the transmission device is arranged in the shell, is provided with an output end, can realize the left-right reciprocating motion of the output end under the drive of the motor, and moves towards the finger and then away from the finger in the process that the output end moves from left to right so that the output end has a motion inflection point, and the right extrusion mechanism is positioned on the left side of the motion inflection point; the output end comprises a transmission plate, a plurality of first unlocking heads are arranged at one end of the transmission plate at intervals, the extrusion part comprises a transmission arm, a baffle plate and an extrusion ring, a plurality of second unlocking heads are arranged at the outer side of the transmission arm at intervals, and the plurality of first unlocking heads can be inserted into gaps of the plurality of second unlocking heads along the left-right direction, so that the transmission plate can drive the extrusion mechanism to move towards the direction far away from the fingers; the baffle is telescopically installed on the right side of the transmission arm, and stretches out to break away from the transmission arm when hindering the transmission plate to move rightwards when in an initial state, and the transmission plate drives the left extrusion mechanism to move to the time of contacting with the extrusion mechanism on the right side, so that the transmission plate moves rightwards and breaks away from the transmission arm of the left extrusion mechanism, and a plurality of first unlocking heads are inserted into the gaps of a plurality of second unlocking heads of the extrusion mechanism on the right side and are matched with the baffle on the right side, the rear transmission plate drives the right extrusion mechanism to move rightwards and towards the direction of keeping away from the fingers, so that the left extrusion mechanism is bypassed when moving leftwards from the right, the rear transmission plate drives the right extrusion mechanism to move leftwards from the right, so as to form a new left extrusion mechanism and a new right extrusion.
2. The rapid sampling device for gene detection according to claim 1, wherein: and a lifting adjusting mechanism is further arranged in the transmission arm, the baffle keeps extending out under the action of the lifting adjusting mechanism in an initial state, and when the left side extrusion mechanism is contacted with the right side extrusion mechanism, the baffle of the left side extrusion mechanism is retracted under the action of the lifting adjusting mechanism.
3. The rapid sampling device for gene detection according to claim 2, wherein: the lifting adjusting mechanism comprises a rack and a transmission gear, the rack is arranged in the transmission arm in a sliding way along the left-right direction, the left end of the rack is provided with a limiting block, the limiting block is configured to be contacted with the left side of the transmission arm so as to prevent the rack from moving rightwards,
a first spring is arranged between the right end of the rack and the right side surface of the transmission arm, so that the rack is extruded when moving leftwards, and the rack is urged to move rightwards; the transmission gear is rotatably arranged in the transmission arm, is positioned outside the rack and is meshed with the rack, and the left side surface of the baffle is provided with teeth meshed with the transmission gear, so that when the rack moves leftwards, the baffle is driven to retract through the transmission gear, or when the rack moves rightwards, the baffle is driven to extend out through the transmission gear.
4. The rapid sampling device for gene detection according to claim 1, wherein: four extrusion parts of the extrusion mechanism are respectively positioned in the upper, lower, front and rear directions of the fingers, four groups of corresponding transmission devices are arranged, and each extrusion part corresponds to one transmission device; when moving from left to right, each transmission device moves towards one side close to the fingers and then moves towards one side far away from the fingers; the transmission arm is an L-shaped arm and comprises a first arm and a second arm, sliding rails are arranged on the inner side of the first arm and the outer side of the second arm, the extrusion ring is arranged on the inner side of the second arm, and the plurality of second unlocking heads are arranged on the outer side of the first arm; the second arm of the rear side extrusion part is arranged along the slide rail on the inner side of the first arm of the lower side extrusion part in a sliding manner along the front-back direction, the second arm of the upper side extrusion part is arranged along the slide rail on the inner side of the first arm of the rear side extrusion part in a sliding manner along the up-down direction, the second arm of the right side extrusion part is arranged along the slide rail on the inner side of the first arm of the upper side extrusion part in a sliding manner along the front-back direction, and the second arm of the lower side extrusion part is arranged along the slide rail on the inner side of the first arm of the right side extrusion part; the squeezing rings of the four squeezing parts are connected through the elastic rings and are enclosed into a ring which can be sleeved on the finger, so that the ring is mutually away from the finger direction along with the transmission arm along with the transmission plate, the ring is enlarged, and the ring is mutually close to the finger direction along with the transmission arm along with the transmission plate, and the ring is reduced.
5. The rapid sampling device for gene detection according to claim 1, wherein: the transmission device further comprises a transmission belt, a driving wheel and two driven wheels, wherein the driving wheel and the two driven wheels are both arranged in the shell, the transmission belt is arranged on the driving wheel and the two driven wheels, the transmission belt comprises a first belt section, a second belt section and a third belt section due to the distribution of the driving wheel and the two driven wheels, the second belt section is horizontally arranged from left to right, the left end of the first belt section is connected with the left end of the second belt section, the right end of the first belt section extends towards the right and towards one side close to a finger, the left end of the third belt section is connected with the right end of the first belt section, and the right end of the third belt section is connected with the right end of the second belt; the driving plate is driven by the driving belt to move.
6. The rapid sampling device for gene assay according to claim 5, wherein: the driving belt is a synchronous belt, and the driving wheel and the two driven wheels are synchronous belt wheels.
7. The rapid sampling device for gene assay according to claim 5, wherein: the transmission device further comprises a connecting cylinder, the connecting cylinder extends along the front-back direction, one end of the connecting cylinder is installed on the side wall of the first belt section, and the other end of the transmission plate can be installed on the connecting cylinder in a rotating mode and can slide along the front-back direction.
8. The rapid sampling device for gene assay according to claim 5, wherein: the outer side surface of the second arm of each extrusion part is provided with a plurality of first blind holes, a locking block is arranged in each first blind hole, the bottom of each locking block is connected with the bottom of the first blind hole through a second spring, the locking blocks are configured to extend out of the first blind holes under the action of the second springs so as to limit the relative sliding of the second arm and the first arm of the other extrusion part arranged outside the second arm, and the corresponding transmission plates are pressed into the first blind holes when entering between the second unlocking heads of the first arms; all be provided with the second blind hole in every first tapered end of separating, all be provided with the unlocking piece in every second blind hole, the third spring connection that the elasticity is greater than the second spring bottom unlocking piece and second blind hole to being pressed to the second blind hole when the driving plate gets into first arm, and when the driving plate got into first arm completely, the unlocking piece further extrudeed the latch segment under the effect of third spring below the contact surface of first arm and second arm, make first arm and second arm relative slip.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011329657.4A CN112515669B (en) | 2020-11-24 | 2020-11-24 | Gene detection quick sampling device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011329657.4A CN112515669B (en) | 2020-11-24 | 2020-11-24 | Gene detection quick sampling device |
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| CN112515669A true CN112515669A (en) | 2021-03-19 |
| CN112515669B CN112515669B (en) | 2021-07-09 |
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