CN217201985U - Reagent pipe device of uncapping - Google Patents
Reagent pipe device of uncapping Download PDFInfo
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- CN217201985U CN217201985U CN202220576678.4U CN202220576678U CN217201985U CN 217201985 U CN217201985 U CN 217201985U CN 202220576678 U CN202220576678 U CN 202220576678U CN 217201985 U CN217201985 U CN 217201985U
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Abstract
The utility model relates to a reagent pipe device of uncapping, including placing portion and spiral cover subassembly, its characterized in that, the portion of placing is equipped with the test tube groove that is used for placing the reagent pipe and is used for the adjustment the lift portion of spiral cover subassembly height, the spiral cover subassembly sets up the vertical top of the portion of placing and form with the reagent pipe that the test tube groove corresponds places the position, the test tube groove sets up inside the portion of placing, the spiral cover subassembly includes the clamping part. The clamping part is provided with a friction block for clamping the test tube cover and a pushing assembly for pushing the friction block to clamp or loosen the test tube cover, and the pushing assembly is in communication connection with the control assembly. The utility model discloses a promotion subassembly and the grip action of clutch blocks to the test tube lid of clamping part to corotation, reversal and the stop through the motor, reciprocating of riser makes the user can uncap or close the lid to the reagent pipe.
Description
Technical Field
The utility model relates to a technical field that uncaps especially relates to a reagent pipe device of uncapping.
Background
At present, hospitals need to carry out a large amount of nucleic acid detection work, and in the detection process, each medical staff needs to unscrew a reagent tube for hundreds of people in one day, and put a cotton swab into the reagent tube after external measurement and then screw the cotton swab again. This places a significant burden on the hands of medical personnel. In the prior art, a device for opening a cover of a plurality of test tubes exists, but the device is often found in a laboratory and cannot be popularized to go up and down in a hospital. In this regard, there is a great need for a device for opening and closing a single reagent tube to free both hands of medical personnel.
Chinese patent CN109970015A discloses a vacuum blood reagent tube uncapping device, including tube cap, tube cap clamp, reagent tube, test tube clamp, platen, test tube slot, first fixed plate, first cylinder, slider, miniature lead screw motor, second fixed plate and second cylinder, be equipped with a plurality of miniature lead screw motors on the platen, set up the slider on the miniature lead screw motor, the slider left side sets up first cylinder, and the piston rod left side of first cylinder sets up first fixed plate, and first fixed plate left side sets up the tube cap clamp, sets up the second cylinder on the platen, and the piston rod left side of second cylinder sets up the second fixed plate. The defects of the patent are that: the test tube cap is moved up and down to open the cap, but the cap-rotating test tube is adopted at present, the cap opening processing cannot be carried out on the test tube, the cap closing after the cap opening is also difficult to realize, and the cap-rotating test tube cap has no practical use value.
Chinese patent publication No. CN111891999A discloses a test tube uncapping machine and an uncapping method using the test tube uncapping machine, and belongs to the technical field of medical instruments. This patent has solved current mechanized uncapping machine and need artificial auxiliary operation at the in-process of uncapping, leads to the problem of extravagant manpower to and the complicated, the loaded down with trivial details problem of operation process of equipment structure of uncapping. Push mechanism level is arranged and its one side is the working channel of test-tube rack, sampling mechanism sets up in push mechanism's anterior one side, sampling mechanism installs in push mechanism's rear portion one side, test tube fixture's exposed core and test tube cap fixture's exposed core all are located working channel's middle part position directly over, through test tube fixture centre gripping test tube and with test tube rebound, through test tube cap fixture centre gripping test tube cap, realize test tube cap and test tube separation, the test tube after the separation is returned to initial position by the test tube fixture centre gripping. The manual participation process is effectively reduced, the test tube only needs to be clamped once in the cover opening process, and the complex alternate clamping operation is omitted.
Chinese patent publication No. CN212246158U discloses a test tube cap opener, which comprises a turntable device, a clamping device, a lifting device and a cap opening device; the rotary table device comprises a rotary table and test tube seats, and a plurality of test tube seats are arranged on the rotary table; the clamping device comprises an elastic block and a lead screw module, and the elastic block is fixed on a movable component of the lead screw module; the cover opening device comprises a clamping mechanism and a rotating mechanism, the clamping mechanism is arranged on the rotating mechanism, and the rotating mechanism is used for driving the clamping mechanism to rotate; the axis of carousel is parallel with the length direction of test tube, the elastic block is used for fixing the test tube on the test tube seat, fixture is located the test tube and has the one end of end cover, fixture is used for pressing from both sides the end cover of tight test tube, the device of uncapping establishes elevating gear is last.
Chinese patent publication No. CN207861834U discloses a miniaturized device capable of spirally lifting and uncovering and recapping, which is mainly used in vitro diagnostic instruments. This patent automatic rotatory device of uncapping of test tube include test tube top tight mechanism, three-jaw fixture, hoist mechanism, rotary mechanism, pull rod rotary connector etc.. The device tightly supports the test tube body through the effect of the test tube jacking mechanism and the test tube clamping supporting block, and fixation is realized. This patent uses the three-jaw fixture of cylinder drive wedge type to press from both sides tight test-tube cap, uses the bearing to be connected between cylinder and the three-jaw mechanism, realizes the transmission of strength to keep free rotation.
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 studied a lot of documents and patents when making the present invention, but the space did not list all details and contents in detail, however, this is by no means the present invention does not possess these prior art features, but on the contrary the present invention has possessed all features of the prior art, and the applicant reserves the right to increase the related prior art in the background art.
SUMMERY OF THE UTILITY MODEL
Not enough to prior art, the technical scheme of the utility model a reagent pipe device of uncapping is provided, including placing portion and spiral cover subassembly, the portion of placing is equipped with the test-tube slot that is used for placing the reagent pipe and is used for the adjustment the lift portion of spiral cover subassembly height. The spiral cover assembly is arranged above the vertical direction of the placing portion and forms a reagent tube placing portion corresponding to the test tube groove, the test tube groove is arranged inside the placing portion, and the spiral cover assembly comprises a clamping portion. The clamping part is provided with a friction block for clamping the test tube cover and a pushing assembly for pushing the friction block to clamp or loosen the test tube cover, and the pushing assembly is in communication connection with the control assembly.
According to a preferred embodiment, the friction blocks are fixedly connected to the pushing ends of the pushing assemblies, at least two friction blocks and two pushing assemblies clamp the two friction blocks at two ends of the test tube cover in opposite directions of the same straight line, and the two pushing assemblies are connected in series. Preferably, the pushing assembly may employ a cylindrical metal work, such as a cylinder, that guides the piston to reciprocate linearly in the cylinder. Two promotion subassemblies series connection, two promotion subassemblies are with opening with closing promptly, and flexible state and distance are all the same to it can be accurate with the test tube lid to make two clutch blocks press from both sides tightly.
According to a preferred embodiment, the cap screwing assembly further comprises a motor, the motor is connected with the clamping portion through a worm wheel and a worm, and the motor is in communication connection with the control assembly.
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.
According to a preferred embodiment, the worm wheel has a connecting rod projecting in the direction of the clamping portion. The connecting rod is connected with the clamping part and the worm wheel in a mode of driving the clamping part to rotate along with the worm wheel.
According to a preferred embodiment, the clamping portion is located vertically below the worm wheel, and the clamping portion is connected to the worm wheel such that two axes of the clamping portion and the worm wheel are aligned with each other.
According to a preferred embodiment, the screw cap assembly is further provided with a protective housing, and the motor, the clamping portion, the worm wheel and the connecting rod are located inside the protective housing. The protective shell is provided with an opening for placing the reagent tube cover into the clamping part.
According to a preferred embodiment, the lift portion include with the bracing piece that protection casing is connected and be used for driving the lifter that the bracing piece carries out vertical movement, the lifter set up in place on the portion, the vertical upper end of bracing piece with protection casing is connected, the vertical lower extreme of bracing piece with the lift end of lifter is connected, the lifter is connected with the control assembly communication. Preferably, the activation of the motor, the pushing assembly and the elevator is controlled by the control assembly. After the test tube is placed in the test tube groove, the pushing assembly is started first, and the friction block is pushed to clamp the test tube cover. The motor and elevator are then activated to lift the tube cap while rotating it to remove it from the test tube. The process of closing the lid is opposite to uncapping, and the push assembly has already passed through the clutch blocks and presss from both sides the test tube lid tightly, and the motor reversal and the riser descend in order to screw on the test tube lid the test tube, and after closing the lid, the push assembly withdraws the clutch blocks, and the closing is covered and is ended.
According to a preferred embodiment, the screw cap assembly is provided with a battery assembly for electrically supporting the motor and the pushing assembly, and the placing portion is also provided with a battery assembly for electrically supporting the lifting portion.
According to a preferred embodiment, an elastic sleeve with an anti-slip layer is arranged inside the test tube groove, and lines for increasing friction force are arranged on the elastic sleeve. When the reagent tube is inserted into the test tube groove, the elastic sleeve is tightly attached to the outer tube 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 of the reagent tube, so that the reagent tube does not rotate under the cover opening effect of the spiral cover component. The elasticity can also be provided with a rough layer providing friction, further increasing the friction to the reagent vessel. The elastic sleeve is also provided with lines for increasing friction force, and the lines can be arranged into a fish scale shape so as to limit the rotation or translation of the test tube.
The utility model has the advantages of:
(1) the promotion subassembly and the clutch blocks through the clamping part to the clamping action of test tube lid to corotation, reversal and the stopping through the motor, reciprocating of riser, make the user can uncap or close the lid to the reagent pipe. The matching action of the worm and the worm wheel enables a user to accurately control the number of rotation turns and ensure that the reagent tube is not damaged due to overlarge rotation torque through the self-locking property of the structure;
(2) closely laminate the reagent pipe outer tube wall in order to protect it not damaged because of the collision through the elastic sleeve to closely laminate can increase the frictional force to the reagent pipe, make the reagent pipe not rotate under the uncap effect of spiral cover subassembly. The elasticity can also be provided with a rough layer providing friction, further increasing the friction to the reagent vessel. The elastic sleeve is also provided with lines for increasing friction force, and the lines can be arranged into a fish scale shape so as to limit the rotation or translation of the test tube.
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 side sectional view of a preferred embodiment of a reagent vessel decapping device according to the present invention.
List of reference numerals
1: a placement section; 2: a cap screwing assembly; 3: a lifting part; 101: a test tube groove; 201: a clamping portion; 202: a friction block; 203: a pushing assembly; 204: a worm gear; 205: a worm; 206: a connecting rod; 207: a motor; 208: a protective housing; 301: a support bar; 302: a lifter.
Detailed Description
The following detailed description is made with reference to the accompanying drawings.
Example 1
The application relates to a reagent pipe device of uncapping, including portion of placing 1 and spiral cover subassembly 2, portion of placing 1 is equipped with the test tube groove 101 that is used for placing the reagent pipe and is used for adjusting the lift portion 3 of 2 heights of spiral cover subassembly. The spiral cover assembly 2 is arranged above the placing part 1 in the vertical direction and forms a reagent tube placing part 1 corresponding to the test tube groove 101, the test tube groove 101 is arranged inside the placing part 1, and the spiral cover assembly 2 comprises a clamping part 201. The clamping part 201 is provided with a friction block 202 for clamping the test tube cover and a pushing assembly 203 for pushing the friction block 202 to clamp or loosen the test tube cover, and the pushing assembly 203 is in communication connection with a control assembly. Specifically, when the reagent tube is placed in the test tube slot 101, the reagent tube body part is in the test tube slot 101, and the reagent tube cap part is in the screw cap assembly 2, so that the reagent tube is integrally fixed between the placing part 1 and the screw cap assembly 2, and a vertically opposite placing space is formed.
According to a preferred embodiment, the friction blocks 202 are fixedly connected to the pushing ends of the pushing assemblies 203, at least two friction blocks 202 and two pushing assemblies 203 clamp the two friction blocks 202 at two ends of the test tube cap in opposite directions of the same straight line, and the two pushing assemblies 203 are connected in series. Preferably, the pushing assembly may employ a cylindrical metal work, such as a cylinder, that guides the piston to reciprocate linearly in the cylinder. Two pushing assemblies 203 are connected in series, namely the two pushing assemblies 203 are opened and closed simultaneously, and the telescopic state and the distance are the same, so that the two friction blocks 202 can accurately clamp the test tube cover.
According to a preferred embodiment, the screw cap assembly 2 further comprises a motor 207, the motor 207 is connected with the clamping portion 201 through a worm wheel 204 and a worm 205, and the motor 207 is in communication connection with the control assembly. Preferably, the motor 207 may be a micro-motor so that it occupies a space small enough to be disposed inside the screw cap assembly 2, which may be a swiss Portescap micro-motor brushless dc motor, model 30GT2R 82234P.
According to a preferred embodiment, the output end of the motor 207 is provided with a worm 205 connected with the motor 207 and a worm wheel 204 connected with the worm 205, and the worm wheel 204 is meshed with the worm 205 in a manner of rotating around the axis thereof in the circumferential direction under the driving of the worm 205 connected with the motor 207. 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 the worm 205 and the worm wheel 204 has self-locking property, that is, the worm 205 only drives the worm wheel 204 to drive, and the worm wheel 204 cannot drive the worm 205 to rotate, and the self-locking property can ensure that the reagent tube cannot be damaged due to excessive rotating torque.
According to a preferred embodiment, the worm wheel 204 has a connecting rod 206 projecting towards the clamping portion 201. The connecting rod 206 is connected between the clamping portion 201 and the worm wheel 204 in a manner of driving the clamping portion 201 to rotate along with the worm wheel 204. The connecting rod 206 is provided as a vertical downward rod connected to the center of the clamping portion 201, so that the clamping portion 201 and the worm gear 204 rotate around the same axis by the connecting rod 206. Preferably, the clamping portion 201 is provided with a disk shape, the connecting rod 206 is connected with the center of the clamping portion 201, and the pushing assembly 203 and the friction block 202 are located on one diameter of the disk. The arrangement is such that the relative shape and size of the clamping portion 201 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 201 and the worm wheel 204 rotate around the same axis.
According to a preferred embodiment, the clamping portion 201 is located vertically below the worm wheel 204, and the clamping portion 201 is connected to the worm wheel 204 in such a manner that two axes of the clamping portion 201 and the worm wheel 204 are aligned.
According to a preferred embodiment, the screw cap assembly 2 is further provided with a protective housing 208, and the motor 207, the clamping portion 201, the worm 205, the worm wheel 204 and the connecting rod 206 are located inside the protective housing 208. The protective housing 208 is provided with an opening for placing a reagent vessel cover into the clamping portion 201. The opening is aligned with the center of the clamping portion 201. The protective housing 208 is "7" shaped and its horizontal housing can be slightly deformed to facilitate insertion and position adjustment of the reagent tube.
According to a preferred embodiment, the lifting portion 3 includes a supporting rod 301 connected to the protecting housing 208 and a lifter 302 for driving the supporting rod 301 to move vertically, the lifter 302 is disposed on the placing portion 1, the vertical upper end of the supporting rod 301 is connected to the protecting housing 208, the vertical lower end of the supporting rod 301 is connected to the lifting end of the lifter 302, and the lifter 302 is in communication connection with the control assembly. Preferably, the activation of the motor 207, the pushing assembly 203 and the elevator 302 is controlled by a control assembly. After the test tube is placed in the test tube slot 101, the pushing assembly 203 is first activated to push the friction block 202 to clamp the test tube cover. The motor 207 and elevator 302 are then activated to lift the tube cap while rotating it to remove it from the test tube. The process of closing the lid is the reverse of opening the lid, the pushing assembly 203 has gripped the test tube lid by the friction block 202, the motor 207 is reversed and the elevator 302 is lowered to screw the test tube lid onto the test tube, after closing the lid, the pushing assembly 203 retracts the friction block 202, and closing the lid is finished.
According to a preferred embodiment, the screw cap assembly 2 is provided with a battery assembly for electrically supporting the motor 207 and the pushing assembly 203, and the placing portion 1 is also provided with a battery assembly for electrically supporting the lifting portion 3. Preferably, the battery assembly employs a rechargeable battery and/or a combination of a replaceable battery and a main power source. Two such battery assemblies provide electrical support for the motor 207, the pusher assembly 203 and the elevator portion 3. The battery pack's integrated mode is convenient for make the utility model discloses the device still can use when not carrying out the power and connect, conveniently carries. When the utility model discloses when the device is connected, can charge rechargeable battery.
According to a preferred embodiment, an elastic sleeve with an anti-slip layer is arranged inside the test tube groove 101, and the elastic sleeve is provided with lines for increasing friction force. Preferably, the elastic sleeve may be made of a memory elastic material. When the reagent tube is inserted into the test tube slot 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 rotating assembly 2. The elasticity can also be provided with a rough layer providing friction, further increasing the friction against the reagent vessel. The elastic sleeve is also provided with lines for increasing friction force, and the lines can be arranged into a fish scale shape so as to limit the rotation or translation of the test tube.
In order to facilitate understanding, the working principle and the using method of the reagent tube uncovering device of the utility model are discussed.
First, a reagent vessel is placed in the test vessel 101 and clamped, and a reagent vessel cover is inserted into the screw cap assembly 2 and clamped by the pushing assembly 202 and the friction block 203 of the clamping portion 201. Motor 207 is then activated, and elevator 302 is activated accordingly. The motor 207 makes the worm wheel 204 circumferentially rotate around the axis thereof through the worm 205 at the output end and the worm wheel 204 engaged with the worm 205, and drives the clamping part 201 and the reagent tube cap clamped by the clamping part 201 to rotate therewith under the action of the connecting rod 206, thereby achieving the purpose of automatically opening the cap.
After the reagent tube cover is opened, take out the reagent tube that does not wear the tube cover from reagent groove 101, collect work, collect the completion back, chucking in putting into reagent groove 101 with the reagent tube that does not wear the tube cover once more, because the promotion subassembly 203 and the clutch blocks 202 of clamping part 201 remain throughout to press from both sides tight reagent tube cover in the spiral cover subassembly 2, only need starter motor 207 to invert, riser 302 descends thereupon, under a series of linkage effect, the reagent tube cover that clamping part 201 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 (9)
1. A reagent tube uncovering device comprises a placing part (1) and a screw cover component (2), and is characterized in that the placing part (1) is provided with a test tube groove (101) for placing a reagent tube and a lifting part (3) for adjusting the height of the screw cover component (2),
the screw cap component (2) is arranged vertically above the placing part (1) and forms a reagent tube placing part (1) corresponding to the test tube groove (101), the test tube groove (101) is arranged in the placing part (1), the screw cap component (2) comprises a clamping part (201),
the clamping part (201) is provided with a friction block (202) for clamping the test tube cover and a pushing assembly (203) for pushing the friction block (202) to clamp or loosen the test tube cover, the pushing assembly (203) is in communication connection with a control assembly,
the friction blocks (202) are fixedly connected to the pushing ends of the pushing assemblies (203), at least two friction blocks (202) and the two pushing assemblies (203) clamp the two friction blocks (202) at two ends of the test tube cover in opposite directions of the same straight line, and the two pushing assemblies (203) are connected in series.
2. The reagent tube uncovering device according to claim 1, wherein the cover screwing assembly (2) further comprises a motor (207), the motor (207) is connected with the clamping portion (201) through a worm gear (204) and a worm (205), and the motor (207) is in communication connection with a control assembly.
3. The reagent tube uncovering device according to claim 2, wherein the output end of the motor (207) is provided with a worm (205) connected with the motor (207) and a worm wheel (204) connected with the worm (205), and the worm wheel (204) is meshed with the worm (205) in a manner of rotating around the axis of the worm wheel (205) in the circumferential direction under the driving of the worm (205) connected with the motor (207).
4. The reagent vessel lid opening device according to claim 3, wherein a connecting rod (206) is projected from the worm wheel (204) toward the grip portion (201), wherein,
the connecting rod (206) is connected between the clamping part (201) and the worm wheel (204) in a mode of driving the clamping part (201) to rotate along with the worm wheel (204).
5. The reagent tube decapping device according to claim 4, wherein the grip portion (201) is located vertically below the worm wheel (204), and the grip portion (201) is connected to the worm wheel (204) in such a manner that two axes of the grip portion (201) and the worm wheel (204) are aligned.
6. Reagent tube decapper device according to claim 5, wherein the cap screwing assembly (2) is further provided with a protective housing (208), the motor (207), the clamping part (201), the worm (205), the worm wheel (204) and the connecting rod (206) being located inside the protective housing (208), wherein,
the protective shell (208) is provided with an opening for placing a reagent tube cover into the clamping part (201).
7. The reagent tube uncovering device according to claim 6, wherein the lifting part (3) comprises a support rod (301) connected with the protective shell (208) and a lifter (302) for driving the support rod (301) to move vertically, the lifter (302) is arranged on the placing part (1), the vertical upper end of the support rod (301) is connected with the protective shell (208), the vertical lower end of the support rod (301) is connected with the lifting end of the lifter (302), and the lifter (302) is in communication connection with a control assembly.
8. A reagent tube decapping device according to claim 7, wherein the cap screwing assembly (2) is provided with a battery assembly for providing electric support for the motor (207) and the pushing assembly (203), and the placing section (1) is also provided with a battery assembly for providing electric support for the lifting section (3).
9. The reagent tube uncovering device according to claim 8, wherein an elastic sleeve with an anti-slip layer is arranged inside the test tube groove (101), and the elastic sleeve is provided with lines for increasing friction force.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220576678.4U CN217201985U (en) | 2022-03-16 | 2022-03-16 | Reagent pipe device of uncapping |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220576678.4U CN217201985U (en) | 2022-03-16 | 2022-03-16 | Reagent pipe device of uncapping |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217201985U true CN217201985U (en) | 2022-08-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220576678.4U Active CN217201985U (en) | 2022-03-16 | 2022-03-16 | Reagent pipe device of uncapping |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217201985U (en) |
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- 2022-03-16 CN CN202220576678.4U patent/CN217201985U/en active Active
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