CN216826269U - Reagent pipe device of uncapping - Google Patents
Reagent pipe device of uncapping Download PDFInfo
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- CN216826269U CN216826269U CN202122588755.6U CN202122588755U CN216826269U CN 216826269 U CN216826269 U CN 216826269U CN 202122588755 U CN202122588755 U CN 202122588755U CN 216826269 U CN216826269 U CN 216826269U
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Abstract
The utility model relates to a reagent pipe device of uncapping, including positioning platform and spiral cover mechanism, a serial communication port, positioning platform is equipped with the location portion that is used for placing the reagent pipe and is used for the adjustment the lift portion of spiral cover mechanism height, spiral cover mechanism with lift portion sliding connection's mode sets up positioning platform's vertical top and form with the position is placed to the reagent pipe that location portion corresponds, location portion with spiral cover mechanism with the mode setting that line between the lift portion three constitutes the rectangle is in inside the positioning platform. The reagent tube can be placed between the positioning platform and the cap screwing mechanism due to the composition of the various mechanisms, and the height between the positioning platform and the cap screwing mechanism can be adjusted through the lifting part, so that the reagent tubes with different specifications can be placed between the positioning platform and the cap screwing mechanism. The reagent tube cap is screwed down or uncovered through the forward rotation, the reverse rotation and the stop of the motor.
Description
Technical Field
The utility model relates to a technical field that uncaps especially relates to a reagent pipe device of uncapping.
Background
In the current period, each medical staff in the hospital needs to detect nucleic acid for hundreds of people every day, and the nucleic acid reagent tube for collecting nucleic acid needs to be unscrewed by the medical staff, so that the hands of the medical staff are injured by overstrain, ache and the like. And after the nucleic acid is collected, the delivery inspection work needs to be carried out, the reagent tube cover needs to be covered, the transportation is convenient, and meanwhile, the air in the reagent tube is prevented from being changed into aerosol.
Chinese patent CN209890216U discloses a vacuum blood reagent tube uncapping device, which comprises a tube cover, a tube cover clamp, a reagent tube, a test tube clamp, a bedplate, a test tube groove, a first fixing plate, a first air cylinder, a slide block, a micro lead screw motor, a second fixing plate and a second air cylinder, wherein the bedplate is provided with a plurality of micro lead screw motors, the micro lead screw motors are provided with the slide block, the left side of the slide block is provided with the first air cylinder, the left side of a piston rod of the first air cylinder is provided with the first fixing plate, the left side of the first fixing plate is provided with the tube cover clamp, the bedplate is provided with the second air cylinder, and the left side of a piston rod of the second air cylinder is provided with the second fixing plate; the patent has the advantages that: has the function of pulling out the safety tube cover of the vacuum blood reagent tube. However, this patent has drawbacks and fails to address the threaded connection of the reagent tube.
Furthermore, on the one hand, due to the differences in understanding to the person skilled in the art; on the other hand, since the inventor has studied a lot of documents and patents while making the present invention, but the space is not limited to the details and contents listed, however, this is by no means the present invention does not have the features of these prior arts, but the present invention has all the features of the prior arts, and the applicant reserves the right to increase the related prior arts in the background art.
SUMMERY OF THE UTILITY MODEL
To the not enough of prior art, the technical scheme of the utility model a reagent pipe device of uncapping is provided, including positioning platform and spiral cover mechanism, its characterized in that, positioning platform is equipped with the location portion that is used for placing the reagent pipe and is used for the adjustment lift portion of spiral cover mechanism height, spiral cover mechanism with lift portion sliding connection's mode sets up positioning platform's vertical top and formation with the position is placed to the reagent pipe that location portion corresponds, location portion with spiral cover mechanism with the mode setting that line between the lift portion three constitutes the rectangle is in inside the positioning platform. The reagent tube can be placed between the positioning platform and the cap screwing mechanism due to the composition of the various mechanisms, and the height between the positioning platform and the cap screwing mechanism can be adjusted through the lifting part, so that the reagent tubes with different specifications can be placed between the positioning platform and the cap screwing mechanism.
According to a preferred embodiment, a first distance between the positioning portion and the lifting portion is equal to a second distance between a position where the reagent tube cover is placed by the cover screwing mechanism and the lifting portion.
According to a preferred embodiment, the cap screwing mechanism comprises a motor and a clamping part, and the motor is connected with the clamping part through a connecting mechanism. The motor provides current support through a battery assembly within the screw cap mechanism. The motor is connected to a motor switch on the shell through an electric wire, and the opening of the motor is divided into three gears which are respectively positive rotation, negative rotation and stop. The worm wheel can carry out corotation, reversal and stop equally under the motor drives and make the clamping part can realize screwing up or the function of uncapping reagent pipe tube lid under the linkage of connecting rod.
According to a preferred embodiment, the output end of the motor is provided with a worm connected with the motor and a worm wheel connected with the worm, and the worm wheel is meshed and connected with the worm in a manner of rotating around the axis of the worm wheel in the circumferential direction under the driving of the worm connected with the motor. Because the worm teeth are continuous spiral teeth and are continuously meshed with the worm teeth, the worm teeth do not enter and exit the meshing process, and therefore, the worm wheel is stable in rotation and low in noise.
According to a preferred embodiment, the worm wheel has a connecting rod extending towards the clamping portion, wherein the connecting rod is connected between the clamping portion and the worm wheel in such a way as to drive the clamping portion to rotate with the worm wheel.
According to a preferred embodiment, the clamping portion is located vertically below the worm wheel, wherein the clamping portion is connected to the worm wheel in such a way that two axes of the clamping portion and the worm wheel coincide with each other, so that the clamping portion and the worm wheel rotate around the same axis under the action of the connecting rod.
According to a preferred embodiment, the cover screwing mechanism is further provided with a housing, the motor, the clamping part, the worm wheel and the connecting rod are located inside the housing, wherein the housing is provided with an opening for placing a reagent tube cover into the clamping part. The opening is aligned with the clamping pieces at the two sides of the clamping part and is larger than the space opened by the clamping pieces at the two sides, so that the reagent tube cover can be placed into the clamping pieces at the two sides of the clamping part and is clamped by the clamping pieces at the two sides.
According to a preferred embodiment, the outer shell extends to a position of the lifting part, an inner rod is vertically arranged below the position of the lifting part, a pressure spring assembly is arranged on the inner rod and comprises a pressure spring, a pressure spring groove and a bolt, and the bolt is fixedly connected with the pressure spring in a mode of compressing the pressure spring and collecting the pressure spring into the pressure spring groove.
According to a preferred embodiment, the lifting part is provided with a plurality of holes in a vertically downward direction in a manner corresponding to the pins. The user makes it fully take in the pressure spring groove through pressing the bolt, and the interior pole after pressing the bolt is smooth metal pole and can insert inside the lift portion. The bolt outwards extrudes under the action of elastic deformation force of the pressure spring, and when the inner rod moves to the position corresponding to the hole in the lifting part, the bolt outwards pops out and is clamped with the hole to enable the cap screwing mechanism to be fixed at the current position.
According to a preferred embodiment, the positioning part is internally provided with an elastic sleeve of an anti-slip layer. The elastic sleeve is tightly attached to the outer wall of the reagent tube to protect the reagent tube from being damaged due to collision, and the elastic sleeve is tightly attached to increase the friction force on the reagent tube, so that the reagent tube does not rotate under the cover opening effect of the cover screwing mechanism.
The utility model has the advantages of:
through corotation, reversal and the stopping of motor, the worm that is located the output drives the worm wheel and equally carries out corotation, reversal and stops and make the clamping part can realize screwing up or the function of uncapping reagent pipe tube cap under the linkage of connecting rod. The cooperation of worm and worm wheel makes the user can the accurate control rotate the number of turns and through the auto-lock nature that the structure has, guarantees that the reagent pipe can not destroy because of too big rotation torque. The device can adjust the height between the lifting part and the inner rod under the matching action of the lifting part and the inner rod so that reagent tubes of different specifications can be placed between the positioning platform and the cap screwing mechanism.
Drawings
Fig. 1 is a schematic structural diagram of a preferred embodiment of a reagent tube uncapping device of the present invention;
FIG. 2 is a perspective schematic view of a preferred embodiment of the capping mechanism of the present invention;
fig. 3 is a perspective structural view of a preferred embodiment of the inner rod of the present invention.
List of reference numerals
1: positioning the platform; 2: a cap screwing mechanism; 101: a positioning part; 102: a lifting part; 201: a motor; 202: a clamping part; 203: a worm; 204: a worm gear; 205: a connecting rod; 206: the housing 207: an inner rod; 208: a pressure spring; 209: a compression spring groove; 210: and (4) a bolt.
Detailed Description
The following detailed description is made with reference to the accompanying drawings.
Example 1
The application relates to a reagent tube uncovering device which comprises a positioning platform 1 and a cover screwing mechanism 2. The positioning platform 1 is provided with a positioning part 101 for placing a reagent tube and a lifting part 102 for adjusting the height of the cover screwing mechanism 2. The cover screwing mechanism 2 is provided vertically above the positioning platform 1 so as to be slidably connected to the elevating portion 102, and forms a reagent tube placement portion corresponding to the positioning portion 101. Specifically, when the reagent tube is placed in the positioning portion 101, the tube body portion of the reagent tube is located in the positioning portion 101, and the tube cover portion of the reagent tube is located in the cover screwing mechanism 2, so that the reagent tube is integrally fixed between the positioning platform 1 and the cover screwing mechanism 2, and a vertically opposite placing space is formed.
The positioning part 101 is provided inside the positioning platform 1 so as to form a rectangle with a connecting line between the cap screwing mechanism 2 and the lifting part 102. Preferably, a first distance between the positioning part 101 and the lifting part 102 is equal to a second distance between the position of the cover screwing mechanism 2 for placing the reagent tube cover and the lifting part 102. That is, the distance between the upper and lower sides of the rectangle is kept constant, and the other left and right sides can be adjusted to different sizes of reagent tubes by the lifting part 102.
The composition of various mechanisms enables reagent tubes to be placed between the positioning platform 1 and the cap screwing mechanism 2 and the height between the two can be adjusted through the lifting part 102, so that reagent tubes with different specifications can be placed between the positioning platform 1 and the cap screwing mechanism 2.
According to a preferred embodiment, the cap screwing mechanism 2 comprises a motor 201 and a clamping part 202, and the motor 201 is connected with the clamping part 202 through a connecting mechanism. Preferably, the motor 201 may be a micro-motor, so that the space occupied by it is small enough to be arranged inside the capping mechanism 2, for example a swiss Portescap micro brushless dc motor, model 30GT2R82234P, may be used. The motor 201 provides current support through the battery pack within the screw cap mechanism 2. The battery assembly is provided with a charging circuit along the housing 206 and extends outward, and the outward extending interface of the battery assembly can be a USB interface. The USB interface may be connected to a battery charging device, such as a charger, to supply power to the battery assembly.
According to a preferred embodiment, the output end of the motor 201 is provided with a worm 203 connected with the motor and a worm wheel 204 connected with the worm 203, and the worm wheel 204 is meshed with the worm 203 in a manner of rotating around the axis of the worm 203 in the circumferential direction under the driving of the worm 203 connected with the motor. Because the worm teeth are continuous spiral teeth which are continuously meshed with the worm gear teeth, the worm teeth do not enter and exit the meshing process, so that the worm gear 204 is stable in rotation and low in noise. In addition, the structure of worm and worm wheel has the auto-lock nature, and the worm can only drive the worm wheel transmission promptly, and the worm wheel can not drive the worm and rotate, and this auto-lock nature can guarantee that reagent pipe can not destroy because of too big rotation torque.
According to a preferred embodiment, a connecting rod 205 extends from the worm gear 204 in the direction of the clamping portion 202, wherein the connecting rod 205 is connected between the clamping portion 202 and the worm gear 204 in such a way that the clamping portion 202 is rotated with the worm gear 204.
According to a preferred embodiment, the clamping portion 202 is located vertically below the worm wheel 204, wherein the clamping portion 202 is connected to the worm wheel 204 in such a way that the two axes of the clamping portion 202 and the worm wheel 204 coincide. Preferably, the clamping portion 202 may be a "U" shaped clamping piece, and the "U" shaped bottom and the two side clamping pieces may be a two-component injection molding piece, i.e. the "U" shaped bottom and the two side clamping pieces are integrally molded, wherein the "U" shaped bottom is injection molded by a harder material and is fixedly connected with the connecting rod 205, the two side clamping pieces are injection molded by a softer material and the surfaces thereof are covered with a flexible pad for protecting the reagent tube cover. When the reagent tube is inserted into the cap screwing mechanism 2 from the vertical direction downwards to the upper direction, the clamping part 202 receives the force of outwards extruding and enables the clamping pieces at the two sides to displace towards the radial direction outwards; when the reagent tube cap is completely inserted into the cap screwing mechanism 2, the clamping pieces at the two sides of the clamping portion 202 clamp the reagent tube cap under the elastic deformation force. The clamping portion 202 is driven by the connecting rod to rotate around its axis and the reagent tube cover is clamped tightly by the clamping pieces at the two sides of the clamping portion 202 and rotates accordingly.
According to a preferred embodiment, the connecting rod 205 is fixedly connected to the clamp 202 and such that the axis of the clamp 202 coincides with the axis of the worm gear 204. The connecting rod 205 may be a vertical straight rod, and is connected to the bottom of the U-shape of the clamping portion 202 and a non-central corresponding position of the worm gear 204, so that the clamping portion 202 and the worm gear 204 rotate around the same axis under the action of the connecting rod 205. Preferably, the connecting rod 205 may extend downward from the center of the worm gear 204, bend toward the horizontal radial direction, and finally connect vertically downward to the "U" shaped bottom position of the clamping portion 202. The arrangement is such that the relative shape and size of the clamping portion 202 and the worm wheel 204 can be further modified, for example, the worm wheel 204 is reduced in size to save space, on the premise that the clamping portion 202 and the worm wheel 204 rotate around the same axis by the connecting rod 205.
According to a preferred embodiment, the motor 201 is connected to a motor switch on the housing 206 by wires, and the motor opening is divided into three positions, i.e., forward rotation, reverse rotation, and stop. The worm wheel 204 can also rotate forwards, reversely and stop under the driving of the motor 201, and the clamping part 202 can realize the function of screwing or uncapping the reagent tube cap under the linkage action of the connecting rod 205.
According to a preferred embodiment, the capping mechanism 2 is provided with a housing 206, inside which housing 206 the motor 201, the grip 202, the worm 203, the worm wheel 204 and the connecting rod 205 are located. The motor 201 is fixedly connected to the housing 206, and the worm wheel 203 is connected to the housing 206 and can rotate around the axis thereof along with the worm 203. Wherein the housing 206 is provided with an opening for placing a reagent vessel lid into the holding portion 202. The openings are aligned with the clamping pieces on both sides of the clamping portion 202 and are larger than the space where the clamping pieces on both sides open so that the reagent tube cover can be placed into and clamped by the clamping pieces on both sides of the clamping portion 202.
According to a preferred embodiment, an inner rod 207 is vertically arranged below the position where the outer shell 206 extends to the lifting part 102, the outer shell 206 is 7-shaped, and the outer shell can be slightly deformed in the horizontal direction so as to facilitate the insertion and position adjustment of the reagent tube. The inner rod 207 is provided with a pressure spring assembly which comprises a pressure spring 208, a pressure spring groove 209 and a bolt 210, and the bolt 210 is fixedly connected with the pressure spring 208 in a mode of compressing the pressure spring 208 and retracting the pressure spring groove 209. The lifting part 102 is provided with a plurality of holes along the vertical direction in a manner corresponding to the pins 210. Preferably, the plug 210 may be a bullet-shaped smooth metal block, and the lifting portion 102 has a plurality of corresponding circular holes. The user presses the plug 210 so that it is completely received in the pressure spring groove 209, and the inner rod 207 after pressing the plug 210 is a smooth metal rod and can be inserted into the inside of the lifting part 102. The latch 210 is pressed outwards under the elastic deformation force of the compression spring 208, until the inner rod 207 moves to a position where the latch 210 corresponds to the hole in the lifting part 102, the latch 210 springs outwards and is clamped with the hole, so that the cap screwing mechanism 2 is fixed at the current position.
According to a preferred embodiment, the positioning portion 101 is internally provided with an elastic sleeve of an anti-slip layer. Preferably, the elastic sleeve may be made of a memory elastic material. When the reagent tube is inserted into the positioning portion 101, the elastic sleeve is tightly attached to the outer wall of the reagent tube to protect the reagent tube from being damaged due to collision, and the elastic sleeve is tightly attached to the reagent tube to increase the friction force on the reagent tube, so that the reagent tube does not rotate under the cover opening effect of the cover screwing mechanism 2. The elasticity can also be provided with a rough layer providing friction, further increasing the friction to the reagent vessel.
In order to facilitate understanding, the working principle and the using method of the reagent tube uncovering device of the utility model are discussed.
Firstly, a reagent tube is placed into the positioning part 101 to be clamped, a reagent tube cover is inserted into the cover screwing mechanism 2 and clamped by the clamping part 202, the height of the inner rod 207 is adjusted through the locking action of the plug pin 210 and the lifting part 102, and the connecting line among the positioning part 101, the lifting part 102 and the cover screwing mechanism 2 is rectangular. Then the motor 201 is started, the motor 201 enables the worm wheel 204 to rotate circumferentially around the axis of the worm wheel 204 through the worm 203 at the output end and the worm wheel 204 in meshed connection with the worm 203, and the clamping portion 202 and the reagent tube cover clamped by the clamping portion 202 are driven to rotate along with the worm wheel under the action of the connecting rod 205, so that the purpose of automatically opening the cover is achieved.
After the reagent tube cover is opened, take out the reagent tube that does not wear the tube cover from locating plate 101, collect work, collect and accomplish the back, chucking in putting into location portion 101 with the reagent tube that does not wear the tube cover once more, because clamping part 202 remains throughout and presss from both sides tight reagent tube cover in the spiral cover mechanism 2, only need starter motor 201 to invert, under a series of linkage effects, the reagent tube cover that clamping part 202 pressed from both sides tightly rotates thereupon and screws up on the reagent tube that does not wear the tube cover, realize the function of automatic closing the lid.
Throughout this document, the features referred to as "preferably" are only an optional feature and should not be understood as necessarily requiring that such applicant reserves the right to disclaim or delete the associated preferred feature at any time.
It should be noted that the above-mentioned embodiments are exemplary, and those skilled in the art can devise various solutions in light of the present disclosure, which are also within the scope of the present disclosure and fall within the scope of the present disclosure. It should be understood by those skilled in the art that the present specification and drawings are illustrative only and are not limiting upon the claims. The scope of the invention is defined by the claims and their equivalents.
Claims (10)
1. A reagent tube uncovering device comprises a positioning platform (1) and a cover screwing mechanism (2), and is characterized in that the positioning platform (1) is provided with a positioning part (101) for placing a reagent tube and a lifting part (102) for adjusting the height of the cover screwing mechanism (2),
the cover screwing mechanism (2) is arranged above the vertical direction of the positioning platform (1) in a sliding connection way with the lifting part (102) and forms a reagent tube placing part corresponding to the positioning part (101),
the positioning portion (101) is arranged inside the positioning platform (1), a first axis of the cover screwing mechanism (2) per se, a second axis of the lifting portion (102) per se, a first connecting line of the end portion of the cover screwing mechanism (2) on the vertical direction of the positioning portion (101) and the lifting portion (102) and a second connecting line of the end portion of the positioning platform (1) on the vertical direction of the positioning portion (101) and the lifting portion (102) form a rectangle.
2. A reagent tube decapping device according to claim 1, wherein a first distance between the positioning part (101) and the elevating part (102) is equal to a second distance between a position where the reagent tube lid is placed by the cap screwing mechanism (2) and the elevating part (102).
3. A reagent tube decapping device according to claim 2, wherein the decapping mechanism (2) comprises a motor (201) and a clamping portion (202), and the motor (201) is connected with the clamping portion (202) through a connection mechanism.
4. A reagent tube cover opening device according to claim 3, characterized in that the output end of the motor (201) is provided with a worm (203) connected with the motor and a worm wheel (204) connected with the worm (203), and the worm wheel (204) is meshed with the worm (203) in a manner of rotating around the axis of the worm wheel (203) in the circumferential direction under the driving of the worm (203) connected with the motor.
5. The reagent tube cap opening device according to claim 4, wherein a connecting rod (205) is projected from the worm wheel (204) toward the grip portion (202), wherein,
the connecting rod (205) is connected between the clamping part (202) and the worm wheel (204) in a mode of driving the clamping part (202) to rotate along with the worm wheel (204).
6. The reagent tube decapper device according to claim 5, wherein the clamp portion (202) is located vertically below the worm wheel (204), wherein,
the clamp (202) is connected to the worm wheel (204) so that the two axes of the clamp (202) and the worm wheel (204) are aligned.
7. The reagent tube lid opening device according to claim 6, wherein the lid screwing mechanism (2) is further provided with a housing (206), the motor (201), the grip portion (202), the worm (203), the worm wheel (204), and the connecting rod (205) are located inside the housing (206), wherein,
the housing (206) is provided with an opening for placing a reagent vessel cover into the holding portion (202).
8. The reagent tube decapping device according to claim 7, wherein an inner rod (207) is vertically provided below the position where the outer shell (206) extends to the lifting part (102),
the inner rod (207) is provided with a pressure spring assembly which comprises a pressure spring (208), a pressure spring groove (209) and a bolt (210), and the bolt (210) is fixedly connected with the pressure spring (208) in a mode of compressing the pressure spring (208) and retracting the pressure spring groove (209).
9. The reagent tube decapper device according to claim 8, wherein the lifting part (102) is provided with a plurality of holes in a vertically downward direction in a manner corresponding to the pins (210).
10. A reagent tube decapper device as claimed in claim 9, wherein an elastic sleeve with an anti-slip layer is provided inside the positioning part (101).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122588755.6U CN216826269U (en) | 2021-10-26 | 2021-10-26 | Reagent pipe device of uncapping |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122588755.6U CN216826269U (en) | 2021-10-26 | 2021-10-26 | Reagent pipe device of uncapping |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216826269U true CN216826269U (en) | 2022-06-28 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122588755.6U Active CN216826269U (en) | 2021-10-26 | 2021-10-26 | Reagent pipe device of uncapping |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216826269U (en) |
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2021
- 2021-10-26 CN CN202122588755.6U patent/CN216826269U/en active Active
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