CN218841666U - Test tube equipment of uncapping - Google Patents

Abstract

The utility model provides a test tube uncapping device, which comprises a test tube clamping mechanism and a test tube uncapping mechanism, wherein the test tube clamping mechanism is used for clamping a test tube, and after the test tube is clamped, the test tube uncapping mechanism uncaps the test tube; test tube clamping mechanism includes the sample pipe support, be equipped with the sample position that is used for fixed test tube on the sample pipe support, the test tube includes shaft and lid, the shaft of test tube inserts in the sample position, lid one end exposes, the sample position sets up and is equipped with hollow area, hollow area sets up in the sample pipe support side, can let the sample position region of sample pipe support keep the intercommunication with the external world, hollow area is equipped with friction element, friction element can and test tube butt, thereby the restriction test tube leaves the sample position, realize pressing from both sides tight of test tube. The utility model provides an equipment structure is simple, and is with low costs, and compatible strong, efficient, once can open 32 not unidimensional test tubes of height for 1-2 seconds, easily operates and has saved physical power, has promoted the efficiency of uncapping, has guaranteed personnel's security.

Description

Test tube equipment of uncapping

Technical Field

The utility model belongs to the technical field of the medical instrument technique and specifically relates to a test tube equipment of uncapping.

Background

The cap of the traditional test tube with the cap needs to be opened before pipetting, for example, the cap of a vacuum blood sampling tube is difficult to open, an operator needs to unscrew the caps of the vacuum blood sampling tubes one by one with fingers before pipetting, and because the amount of the vacuum blood sampling tubes needing to be opened before pipetting is large, only one tube can be opened by twisting with the fingers once, the time is long, the fingers can be painful, and the efficiency of opening the cap can be obviously reduced; in addition, in the process of manually opening the cover of the vacuum blood collection tube, the possibility of shaking and tube wall breakage exists, so that a sample can be spilled, the sample can be cross-contaminated and an operator can be infected, the opening of the test tube can be broken to scratch the operator, or the blood sample can be splashed and aerosol can be generated due to sudden release of local negative pressure in the tube in the process of opening the cover, so that the operator can be infected by bacteria and viruses; furthermore, before uncapping, operating personnel need take off vacuum test tube from collecting pipe rack, after the completion is uncapped, operating personnel will insert vacuum test tube again on the collecting pipe rack, because collecting pipe rack is not fixed, this condition that leads to collecting pipe rack to empty probably can appear in the operation process, causes the inspection accident.

Some cap openers are already available in the market at present, for example, disc type single-opening machines for opening the caps of the vacuum blood collection tubes are developed in the United states and Korea, discs run and are opened one by one, namely 1 is opened in each opening action, the cap opening efficiency of the cap opener is low, and few hospitals use the cap opener in China; for example, a lid opener in a flow line system, for example, a complete laboratory automation system (TLA) such as Beckman, performs management and processing before analysis of a sample, and the system includes an automatic lid opening function, but TLA is only applicable to a large hospital with a concentrated specimen, and is not high in domestic use rate due to high cost.

Disclosure of Invention

The utility model aims at test tube difficulty of uncapping among the prior art, the inefficiency of uncapping, the high class of technical problem of equipment cost of uncapping provides the technical scheme of solution.

In order to realize the purpose, the utility model discloses the technical scheme who adopts is: the utility model provides a test tube equipment of uncapping, includes test tube clamping mechanism, test tube mechanism of uncapping, and test tube clamping mechanism is used for pressing from both sides the test tube tightly and makes the test tube firm, and after the test tube presss from both sides tightly, test tube mechanism of uncapping is uncapped to the test tube again. Specifically, test tube clamping mechanism includes the sample pipe support, is equipped with the sample position that is used for fixed test tube on the sample pipe support, and the test tube includes shaft and lid, and during the shaft of test tube inserted the sample position, lid one end exposed. Sample position sets up and is equipped with hollow region, and hollow region sets up in sample pipe support side, can let sample position region and the external world of sample pipe support keep the intercommunication, and hollow region is equipped with friction element, friction element can and test tube butt to the restriction test tube leaves sample position, realizes the clamp of test tube tightly. Test tube uncap mechanism is including uncapping the structure, and the structure of uncapping can move, and the structure of uncapping lets pipe shaft and lid separation, accomplishes to uncap through the lid of motion butt test tube.

Preferably, the hollow area of the sample position is long-strip-shaped, correspondingly, the friction element is also long-strip-shaped, the long-strip-shaped structural design is mainly used for adapting to the strip-shaped structure of the test tube, and the contact area between the friction element and the test tube is increased by the long-strip-shaped friction element, so that the test tube fixed in the sample position is more stable. Furthermore, one side of the friction element, which is close to the sample tube rack, is arc-shaped, and the arc-shaped design can improve the contact area again.

Preferably, the friction element is an elongated rubber strip. The cost of rubber strip is lower, and the rubber strip has certain elasticity simultaneously, can protect the pipe shaft of test tube not destroyed to a certain extent.

Preferably, the friction element is movable, and when an operator needs to put or take the test tube from the sample position, the friction element leaves the hollow area, so that the test tube is convenient to put or take out; when the operator placed the test tube in the sample position and finished, friction element can get into again in the hollow area, presss from both sides tightly the test tube.

As preferred technical scheme, the body of pipe and the lid of test tube are whole all to be cylindricly, and is preferred, and the structure of uncapping is the arc. Further, the structure of uncapping is circular-arc, and the circular arc radius of structure of uncapping is greater than the radius of pipe shaft, is less than the circular arc radius of lid, and the circular arc central point of structure of uncapping coincides with the circular arc central point of lid, and such design enables the structure of uncapping and avoids contacting with the pipe shaft in the motion process, reduces the resistance in the motion, but can not influence structure of uncapping and lid contact, does not influence the process of uncapping.

Preferably, the sample tube rack is provided with at least two sample positions, all the sample positions are arranged in the same row, correspondingly, each sample position at least corresponds to one hollow area, namely, the sample tube rack is provided with at least two hollow areas, and each hollow area is provided with at least one friction element, namely, at least two friction elements. The uncapping structure also corresponds to the sample position, namely at least two uncapping structures are arranged. Furthermore, all the friction elements are fixed on the same pressurizing plate, so that all the friction elements can move simultaneously, and all the test tubes on the sample tube rack can be clamped or loosened simultaneously; all uncap the structure and all locate same one and uncap on the arm-tie, can realize like this that the single of test tube uncaps in batches. Specifically, the pressurizing plate is provided with mounting grooves corresponding to the number of the hollow areas and the positions of the hollow areas, the mounting grooves are U-shaped and strip-shaped, and friction elements are mounted in the mounting grooves. As a preferred technical scheme, 32 sample positions are arranged on the sample tube rack, the interval between every two sample positions is kept the same, a hollow area is arranged on the side face of each sample position and corresponds to the hollow area, friction elements are arranged on the pressurizing plate, the interval between every two friction elements is kept the same, the position of each friction element corresponds to the position of the hollow area, meanwhile, 32 uncovering structures are arranged on the uncovering pulling plate, and the uncovering structures correspond to the number and the positions of the sample positions one by one.

Preferably, the pressurizing plate is connected with a horizontal movement mechanism, the horizontal movement mechanism can be manual or non-manual, the non-manual includes but is not limited to electric, pneumatic and hydraulic, and the clamping or loosening of the test tube is controlled through the horizontal movement mechanism. Furthermore, the horizontal movement mechanism is connected to the pressurizing plate through the connecting block, and the connecting block is a bridge connected with the pressurizing plate through the horizontal movement mechanism, so that the effect of eliminating assembly errors can be achieved, and the connection of easy movement can be guaranteed.

Preferably, the movement mode of the cover opening structure can adopt an up-and-down linear movement mode or movement of other tracks, and only the cover body can be separated from the pipe body. As preferred technical scheme, the mode of linear motion about adopting, this kind of motion control is simple, and uncaps efficiently, and when uncapping the structure and not moving, uncap the structure and be located between appearance pipe support and the lid, and when uncapping the structure at the upward movement in-process, uncap structure and lid butt because the pipe shaft is fixed by test tube clamping mechanism, the lid is opened by uncapping the structure and is backed down. In addition, because the structure of uncapping adopts the linear motion mode from top to bottom, this also makes, test tube uncapping mechanism can not only the single test tube lid of same height of opening simultaneously, can also the single test tube lid of not co-altitude of opening simultaneously, because in the motion stroke of structure of uncapping, uncapping mechanism can move to the not co-altitude position, the not co-altitude position also makes this structure can open the lid of different test tubes, this has solved among the prior art equipment can only open the problem of single co-model test tube lid.

Preferably, in order to avoid the lid after uncapping to scatter, the utility model discloses a test tube equipment of uncapping still includes the raceway, and the raceway can be used for catching the lid of separation. Because be equipped with a plurality of sample positions on the sample pipe frame and locate one row, the sample frame wholly is rectangular form, and is corresponding, and the raceway also is rectangular form, and the raceway is separately arranged with uncapping arm-tie in the both sides of sample pipe frame separately and horizontally for uncapping the lid homoenergetic that the arm-tie opened and fall on the raceway. Furthermore, the section of the roller path is L-shaped, the bending angle position of the roller path is arc-shaped, the roller path comprises a bottom baffle and a side baffle, and the bottom baffle and the side baffle are connected through an arc section; wherein, the appearance pipe support is pressed close to the bottom baffle for the lid of separation can't fall out from the gap between appearance pipe support and the bottom baffle, and the bottom baffle is connected one side downward sloping with the circular arc section, makes the lid that falls on the bottom baffle can roll to circular arc section position along bottom baffle place, and the lateral part baffle is used for blockking the lid, prevents that the lid from jumping out in the raceway at the separation speed is very fast in the twinkling of an eye.

Preferably, the raceway has two ends of different heights, one higher side and the other lower side, which helps the caps on the raceway to converge to one side and slide into the waste bin. Furthermore, a baffle is arranged at the middle higher end of the two ends of the roller path.

Preferably, the utility model discloses a test tube equipment of uncapping still includes the cover body, and the cover body can cover appearance pipe support, raceway place region for the lid must unable departure at the in-process of uncapping, avoids appearing the lid flying and hits the condition of operator.

Preferably, the cover opening pulling plate is connected with a vertical movement mechanism, similar to the horizontal movement mechanism, the vertical movement mechanism can be manual or non-manual, including but not limited to electric, pneumatic and hydraulic, and the cover opening of the test tube is controlled through the vertical movement mechanism. As a preferred technical scheme, the horizontal movement mechanism and the vertical movement mechanism both adopt quick toggle clamps, which are manually operated instruments, and the quick toggle clamps can play a role in clamping test tubes and opening the cover body with small force, thereby being convenient for operators to manually operate equipment directly in a fume hood to open the covers of the test tubes in a row. Furthermore, the quick toggle clamp is provided with a nut for adjusting the tightness or the plate height, so that the adjustment can be conveniently carried out by an operator during the actual operation.

Preferably, in order to make the horizontal movement mechanism and the vertical movement mechanism move more stably, the pressurizing plate and the cover opening pulling plate are both provided with movement guide structures, and the movement guide structures can be a set of kinematic pairs formed by matching a guide shaft sleeve and a guide shaft.

Preferably, in order to locate the highest position of the movement of the uncapping pulling plate, the effective stroke of the movement is ensured, and meanwhile, the buffering inertia force is played, so that the cover body is prevented from flying out due to overlarge inertia force, the test tube uncapping mechanism further comprises a positioning ring, and the positioning ring can be installed on the vertical guide shaft and used for being locked when being moved to a limited position.

Preferably, the utility model relates to a sample pipe frame among test tube uncapping equipment is detachable, can make things convenient for putting into and taking out of sample pipe frame whole row like this, consequently still including the installation mechanism that is used for installing sample pipe frame, installation mechanism includes the mount table, be equipped with two slide rail guiding axles on the mount table, two slide rail guiding axles are parallel to each other, the slide rail guiding axle is outstanding in opposite directions, correspond with it, be equipped with two inside sunken spouts on the sample pipe frame, the epaxial salient of slide rail guiding is paired each other with the sunken spout on the sample pipe frame, and salient, the spout all is rectangular form. The two slide rail guide shafts and the sample tube rack form a kinematic pair to realize the sliding in or sliding out of the sample tube rack on the mounting table. Furthermore, in order to confirm whether the sample tube rack is installed in place or not, the test tube uncovering device is provided with the limiting baffle, when one side of the sample tube rack abuts against the limiting baffle, the sample tube rack is installed in place, and all uncovering structure positions on the uncovering pull plate correspond to test tube positions on the sample tube rack one by one; the mount table material is POM, can play the lubricated effect of removal, makes things convenient for sample pipe rack to slide.

Preferably, a handle is arranged on one side of the sample tube rack, and the handle provides a holding position for facilitating the loading or unloading of the sample tube rack by an operator. The handle only sets up one, and when appearance pipe rack installation target in place, the handle was located appearance pipe rack and is kept away from limit baffle one side. Because the hollow region is located a side of sample pipe support, normal condition operating personnel need carry out the differentiation of installation position to sample pipe support when carrying out the installation of sample pipe support, with hollow region side towards friction element, and after being equipped with the handle on sample pipe support, operating personnel no longer need carry out the differentiation of installation position when the installation, only need with do not have handle one side earlier on the sample pipe support along the slide rail guiding axle slide in can.

When the installation was accomplished along slide rail guiding axle slip-in to appearance pipe rack, the vertical projection of foretell structure of uncapping can not coincide with the vertical projection of lid, what the test tube mechanism of uncapping adopted was linear movement track from top to bottom, if start the structure of uncapping promptly this moment and uncap, uncap the structure and can't take place the contact with the lid, can't accomplish the operation of uncapping. Preferably, the mount table is movable, and after the sample pipe rack was installed on the mount table, the vertical projection of letting open the lid structure and the vertical projection of lid coincided to some extent through the motion of control mount table to can realize the operation of uncapping. Specifically, the mounting table is arranged in the mounting groove, and a guide shaft penetrating through the mounting table is arranged in the mounting groove, so that the mounting table can move along the guide shaft.

Preferably, the movement direction of the mounting table is perpendicular to the movement direction of the sample tube rack. As preferred technical scheme, the sample tube support moves along the slide rail guiding axle earlier for the sample tube support is installed on the mount table, and the mount table moves along the guiding axle again, makes the test tube of sample tube support installation and the structure one-to-one that uncaps on the arm-tie that uncaps.

Preferably, the movement of the mounting table may be self-driven or driven by movement of other mechanisms. Obviously, the movement of the mounting table can solve the manufacturing cost and the use cost of the equipment by adopting a mode of being driven by other mechanisms. As a preferred technical scheme, the motion of the mounting table is driven by a horizontal motion mechanism, the horizontal motion mechanism drives a pressurizing plate to move firstly, a friction element on the pressurizing plate can be abutted against a test tube in the sample tube rack in the motion process of the pressurizing plate, at the moment, the horizontal motion mechanism continues to move, and the sample tube rack and the mounting table connected with the sample tube rack can continue to move along the original direction until the mounting table moves to a position where the cover can be opened. In addition, when the mode that the mounting table is driven by the horizontal movement mechanism is adopted, the roller path can be mounted on the pressurizing plate, because the roller path can be always kept close to the sample tube rack in the working process, the roller path is convenient to be attached to the cover body after the cover is opened at any time. Of course, the raceway can also be provided directly on the mounting table, moving constantly with the movement of the sample tube holder.

In order to avoid the appearance pipe frame to move excessively along with the motion in-process of mount table, need move spacingly to mount table or appearance pipe frame, and is preferred, appearance pipe frame installation mechanism still includes the locating plate, and the locating plate can with appearance pipe frame butt, and the locating plate can play the spacing effect of motion, and simultaneously at the tight in-process of above-mentioned test tube clamp, locating plate, increased pressure board are located the both sides of test tube respectively, provide the clamp force through both sides, realize the better clamp of test tube. Further, the locating plate can carry out the fine setting on the horizontal direction, and this helps operating personnel to adjust the overlap ratio of the structure of uncapping when uncapping and the vertical projection of lid according to actual conditions, uncapping that can be better.

Preferably, be equipped with the spring between guiding axle and the inner wall of mounting groove one side, the spring makes the appearance pipe frame when contacting with the locating plate, and the motion is more steady. Simultaneously when the sample tube support needs to be taken out, the mounting table can be pushed to reset.

The beneficial effects of the utility model are that: the utility model provides a pair of test tube equipment of uncapping simple structure, it is with low costs, it is compatible strong, efficient, 32 not test tubes of co-altitude size can be opened in 1-2 seconds once, easily the operation has saved physical power, has promoted the efficiency of uncapping, has guaranteed personnel's security. The test tube clamping mechanism can simultaneously clamp all test tubes in the sample tube rack, has high clamping efficiency, ensures that the clamped test tubes are very stable, lays a good foundation for uncapping operation, and can protect tube bodies of the test tubes from being damaged as much as possible in the clamping process; the test tube uncovering mechanism is further included, the test tube uncovering mechanism can rapidly open all test tube bodies on the sample tube rack in one movement stroke, the test tubes with the same height or the test tubes with different heights can be completely opened at one time, samples in the test tubes cannot leak, the uncovered cover body can be automatically collected into a waste material box, in addition, the resistance in the uncovering process is small, and the uncovering is very easy even if a manual uncovering mode is adopted; still include test tube installation mechanism, he makes the appearance pipe frame can dismantle, make things convenient for putting into fast and take out of whole row of appearance pipe frame, and simultaneously, the position of gripping when the handle on the appearance pipe frame provides the removal, let operating personnel no longer need carry out the differentiation in test-tube rack installation position when the installation, improve the installation effectiveness, the appearance pipe frame is after the installation is accomplished, the mount table can drive the appearance pipe frame and come the regional execution of uncapping and uncap, at the execution in-process of uncapping, appearance pipe frame can't take out, very safety, after uncapping, the mount table can drive the appearance pipe frame and reset, the appearance pipe frame resumes the state that can whole row take out again, and is very convenient.

Drawings

Fig. 1 is a schematic view of the overall structure of a test tube decapping apparatus according to embodiment 1;

FIG. 2 is a schematic view showing the structure of the tube rack of example 1 in which test tubes are fixed;

FIG. 3 is a schematic structural view of a test tube clamping mechanism in example 1;

FIG. 4 is a schematic view showing a structure in which a friction member 11 is provided on a pressure plate in embodiment 1;

FIG. 5 is a schematic view showing the insertion of the test tube into the sample site in example 1;

FIG. 6 is a schematic view showing the sample tube rack in example 1 after the sample tube rack is completely mounted on the mounting table;

FIG. 7 is a schematic view showing the sample tube holder taken out from the mounting table in example 1;

FIG. 8 is a sectional view in the direction A of FIG. 2 in example 1;

FIG. 9 is a schematic view of a portion of the method of region B of FIG. 8;

FIG. 10 is a schematic view showing the structure of the test tube uncapping mechanism in embodiment 1 after the sample tube rack and the test tubes are hidden;

fig. 11 is a schematic structural diagram of the test tube cap opening apparatus in embodiment 2 after the cover body is hidden;

fig. 12 is a schematic structural view of the opening cover pulling plate in embodiment 2.

Detailed Description

Embodiments of the invention will be described in further detail with reference to the drawings, it being understood that the examples are illustrative only and should not be taken as limiting the invention, and that all of the features disclosed in the examples or all of the steps in any method or process disclosed herein can be combined in any way, except for mutually exclusive features and/or steps.

Example 1, reference is made to fig. 1 to 10.

Referring to the attached drawing 1, the utility model relates to a test tube equipment of uncapping, including test tube clamping mechanism, test tube mechanism of uncapping, test tube clamping mechanism is used for pressing from both sides the test tube tightly and makes the test tube firm, and after the test tube presss from both sides tightly, test tube mechanism of uncapping is again uncapped to the test tube. Specifically, test tube clamping mechanism includes sample pipe support 23, is equipped with the sample position 32 that is used for fixed test tube on the sample pipe support 23, and the test tube includes shaft 9 and lid 10, and during shaft 9 of test tube inserted sample position 32, lid 10 one end was exposed. Sample position 32 sets up and is equipped with hollow area 12, and hollow area 12 sets up in sample pipe support 23 side, can let sample pipe support 23's sample position 32 regional with the external world keep the intercommunication, and hollow area 12 is equipped with friction element 11, friction element 11 can with the test tube butt to the restriction test tube leaves sample position 32, realizes pressing from both sides tight of test tube. Test tube uncap mechanism is including uncapping structure 91, and uncap structure 91 can move, and uncap structure 91 lets pipe shaft 9 and lid 10 separation, the completion uncap through the lid 10 of motion butt test tube. Separation is considered to be the removal of the cap 10, and not the complete separation of the tube 9 from the cap 10, since in some other embodiments, the tube 9 may be provided with a plastic strip connected to the cap 10, i.e. the cap 10 of the test tube is in the opened state, the tube 9 is connected to the cap 10, and is not completely separated, but the test tube in this state is considered to be the separation of the tube 9 from the cap 10.

Preferably, the hollow area 12 at the sample position 32 is elongated, and correspondingly, the friction element 11 is also elongated, the elongated structure is designed to mainly adapt to the strip-shaped structure of the test tube, and the elongated friction element 11 increases the contact area between the friction element 11 and the test tube, so that the test tube fixed in the sample position 32 is more stable. Further, the friction element 11 is arc-shaped on the side close to the sample tube rack 23, and the arc-shaped design can improve the contact area again.

Preferably, the friction element 11 is an elongated rubber strip. The cost of rubber strip is lower, and the rubber strip has certain elasticity simultaneously, can protect the pipe shaft 9 of test tube not destroyed to a certain extent.

Preferably, the friction element 11 is movable, so that when an operator needs to put in or take out a test tube from the sample position 32, the friction element 11 leaves the hollow area 12, and is convenient to put in or take out; when the operator has placed the test tube in the sample position 32, the friction element 11 can enter the hollow area 12 again, clamping the test tube.

In this embodiment, the tube body 9 and the cap body 10 of the test tube are both cylindrical, and preferably, the cap opening structure 91 is arc-shaped. Further, uncap structure 91 is circular-arcly, and uncap structure 91's circular arc radius is greater than the radius of pipe shaft 9, is less than the circular arc radius of lid 10, and uncap structure 91's circular arc central point coincides with the circular arc central point of lid, and such design enables uncap structure 91 and avoids contacting with pipe shaft 9 in the motion process, reduces the resistance in the motion, but can not influence uncap structure 91 and lid 10 contact, does not influence the process of uncapping.

Preferably, at least two sample sites 32 are provided on the sample tube rack 23, all sample sites 32 being in the same row, and correspondingly, each sample site 32 corresponds to at least one hollow area 12, i.e., at least two hollow areas 12 are provided on the sample tube rack 23, and each hollow area 12 is provided with at least one friction element 11, i.e., at least two friction elements 11. The uncapping structure 91 also corresponds to the sample bits 32, i.e., at least two uncapping structures 91 are provided. Furthermore, all the friction elements 11 are fixed on the same pressure plate 8, so that all the friction elements 11 can move simultaneously, and all the test tubes on the sample tube rack 23 can be clamped or loosened simultaneously; all uncap structures 91 all locate on same piece of arm-tie 16 that uncaps, can realize like this that the single of test tube is uncapped in batches. Specifically, the pressurizing plate 8 is provided with mounting grooves 13 corresponding to the number of the hollow regions 12 and the positions of the hollow regions 12, the mounting grooves 13 are U-shaped and strip-shaped, and the friction elements 11 are mounted in the mounting grooves 13. In this embodiment, 32 sample sites 32 are provided on the sample rack 23, the interval between each sample site 32 is kept the same, a hollow area 12 is provided on the side surface of each sample site 32, correspondingly, 32 friction elements 11 are provided on the pressurizing plate 8, the interval between each friction element 11 is kept the same, the position of each friction element 11 corresponds to the position of the hollow area 12, meanwhile, the lid opening pulling plate 16 is provided with 32 lid opening structures 91, and the lid opening structures 91 correspond to the number and positions of the sample sites 32 one by one.

Preferably, the pressure plate 8 is connected to a horizontal movement mechanism, which can be manual or electric, and controls the clamping or loosening of the test tube by the horizontal movement mechanism. Furthermore, the horizontal movement mechanism is connected to the pressurizing plate 8 through the connecting block 6, and the connecting block 6 is a bridge connected with the pressurizing plate 8 and the horizontal movement mechanism, so that the assembling error can be eliminated, and the easy movement connection can be ensured.

Preferably, the cover opening structure 91 may move in an up-and-down linear motion or other tracks as long as the cover body 10 can be separated from the pipe body 9. Adopt the mode of upper and lower linear motion in this embodiment, this kind of motion control is simple, and uncaps efficiently, and when uncapping structure 91 did not move, uncap structure 91 was located between sample pipe support 23 and the lid 10, and when uncapping structure 91 in upward movement process, uncap structure 91 and lid 10 butt because the shaft 10 is fixed by test tube clamping mechanism, and lid 10 is backed up by uncapping structure 91. In addition, because the uncapping structure 91 adopts the linear motion mode from top to bottom, this also makes, test tube uncapping mechanism can not only the single test tube lid of same height of opening simultaneously, can also the single test tube lid of not co-altitude, because in the motion stroke of uncapping structure 91, uncapping mechanism 91 can move to the co-altitude position, the co-altitude position also makes this structure can open the lid 10 of different test tubes, this has solved the problem that equipment can only open single co-model test tube lid among the prior art. The mounting of covers 10 of different heights on the sample tube rack 23 will, in part, make the opening process easier, since the number of covers 10 that are simultaneously opened at a certain opening instant is reduced. Simultaneously, when being used for placing the not test tube of co-altitude on sample pipe support 23, the interval between adjacent sample position 32 can be set up a bit less, and the structure is compacter because there is not the lid 10 of adjacent test tube to the problem together, and this ability of installing the test tube on sample pipe support 23 also can be promoted to a certain extent. The utility model discloses the sample pipe rack 23 that adopts's interval between the adjacent sample position 32 is moderate for the test tube size of placing in the sample position 32 is unrestricted.

Preferably, in order to avoid the cover 10 after uncapping to scatter, the utility model discloses a test tube equipment of uncapping still includes raceway 7, and raceway 7 can be used for catching the lid of separation. Because be equipped with a plurality of sample positions 32 on the sample pipe support 23 and locate one row, sample pipe support 23 wholly is rectangular form, and is corresponding, and raceway 7 also is rectangular form, and raceway 7 and uncapping arm-tie 16 are located the separately level in sample pipe support 23's both sides respectively and arrange for the lid 10 homoenergetic that uncapping arm-tie 16 opened falls on raceway 7. Furthermore, the section of the raceway 7 is L-shaped, the break angle position of the raceway 7 is arc-shaped, the raceway 7 comprises a bottom baffle 71 and a side baffle 72, and the bottom baffle 71 and the side baffle 72 are connected through an arc section 70; the bottom baffle 71 is close to the sample tube rack 23, so that the separated cover 10 cannot fall out from a gap between the sample tube rack 23 and the bottom baffle 71, the bottom baffle 71 is connected with the arc section 70, one side of the bottom baffle 71 is inclined downwards, the cover 10 falling on the bottom baffle 71 can roll towards the arc section 70 along the position of the bottom baffle 71, and the side baffle 72 is used for blocking the cover 10 and preventing the cover 10 from jumping out from the raceway 7 at a high speed at the moment of separation.

Preferably, the raceway 7 has two ends of different heights, one higher side and one lower side, which helps the caps 10 on the raceway 7 to collect to one side and slide into the waste bin. Further, a baffle 73 is provided at the higher one of the two ends of the raceway 7.

Preferably, referring to fig. 1, the utility model discloses a test tube uncapping equipment still includes the cover body 74, and the cover body 74 can cover sample pipe support 23, raceway 7 place region for lid 10 must be unable departure in the in-process of uncapping, avoids appearing the lid 10 and flies up the condition of hitting the operator.

Preferably, the lid opening pulling plate 16 is connected with a vertical moving mechanism, similar to the horizontal moving mechanism, which can be manual or electric, and the opening of the test tube is controlled by the vertical moving mechanism. In the embodiment, the horizontal movement mechanism and the vertical movement mechanism both adopt quick toggle clamps, which are manually operated apparatuses, and the quick toggle clamps can play a role in clamping the test tubes and opening the cover body with small force, so that an operator can conveniently and manually operate the equipment directly in the fume hood to open the covers of the test tubes in a row. Furthermore, the quick toggle clamp is provided with a nut for adjusting the tightness or the plate height, so that the adjustment can be conveniently carried out by an operator during the actual operation.

Preferably, in order to make the motion of the horizontal motion mechanism and the vertical motion mechanism more stable, the pressure plate 8 and the lid opening pull plate 16 are both provided with motion guide structures, and the motion guide structures can be a set of kinematic pairs formed by matching a guide shaft sleeve with a guide shaft.

Preferably, in order to position the highest position of the movement of the lid-opening pulling plate 16, ensure the effective travel of the movement, and simultaneously buffer the inertia force to prevent the lid body 10 from flying off due to the excessive inertia force, the test tube lid-opening mechanism further comprises a positioning ring 14, and the positioning ring 14 can be mounted on the vertical guide shaft 18 and used for locking when moving to a limited position.

Preferably, the utility model relates to a sample pipe support 23 among test tube uncapping equipment is detachable, so can make things convenient for putting into and taking out of 23 whole rows of sample pipe support, consequently still including the installation mechanism that is used for installing sample pipe support 23, refer to fig. 10, installation mechanism includes mount table 22, be equipped with two slide rail guiding axles 29 on the mount table 22, two slide rail guiding axles 29 are parallel to each other, slide rail guiding axle 29 is outstanding in opposite directions, correspond with it, be equipped with two inside sunken spouts 28 on the sample pipe support 23, outstanding part on the slide rail guiding axle 29 pairs with sunken spout 28 on the sample pipe support 23 each other, and outstanding part, spout 28 all are rectangular form. The two slide rail guide shafts 29 and the sample tube rack 23 form a kinematic pair, so that the sample tube rack 23 can slide in (put in) or slide out (take off) on the mounting table 22. Furthermore, in order to conveniently confirm whether the sample tube rack 23 is installed in place, the utility model discloses a test tube uncapping device is provided with a limit baffle 92, when one side of the sample tube rack 23 abuts against the limit baffle 92, the sample tube rack 23 is installed in place, and at this moment, all uncapping structures 91 on the uncapping pulling plate 16 correspond to the test tube positions on the sample tube rack 23 one by one; the mounting table 22 is made of POM, can play a role in moving and lubricating, and facilitates the sliding of the sample tube rack 23.

Preferably, a handle 93 is provided on one side of the sample tube rack 23, the handle 93 providing a gripping location for facilitating the loading or unloading of the sample tube rack 23 by an operator. Only one handle 93 is provided, and when the sample tube rack 23 is mounted in place, the handle 93 is located on the side of the sample tube rack 23 away from the limit stop 92. Because the hollow area 12 is located on one side of the sample tube rack 23, when the operator installs the sample tube rack 23 in a normal condition, the operator needs to distinguish the installation direction of the sample tube rack 23, one side of the hollow area 12 faces the friction element 11, and after the sample tube rack 23 is provided with the handle 93, the operator does not need to distinguish the installation direction when installing any more, and only needs to slide the side of the sample tube rack 23 without the handle 93 along the slide rail guide shaft 29.

When the sample tube rack 23 slides in along the slide rail guide shaft 29 and is installed, the vertical projection of the lid opening structure 91 and the vertical projection of the lid body 10 cannot coincide, but the test tube lid opening mechanism in this embodiment adopts a linear motion track in the vertical direction, that is, if the lid opening structure 91 is started to open the lid, the lid opening structure 91 cannot contact with the lid body 10, and the lid opening operation cannot be completed. Preferably, the mounting table 22 is movable, and after the sample rack 23 is mounted on the mounting table 22, the vertical projection of the lid opening structure 91 is overlapped with the vertical projection of the lid body 10 by controlling the movement of the mounting table 22, so that the lid opening operation can be realized. Specifically, the mounting table 22 is disposed in the mounting groove 94, and a guide shaft 95 penetrating the mounting table 22 is disposed in the mounting groove 94, so that the mounting table 22 can move along the guide shaft.

Preferably, the movement direction of the mounting table 22 is perpendicular to the movement direction of the sample holder 23. That is, in this embodiment, the sample tube rack 23 moves along the slide rail guide shaft 29 first, so that the sample tube rack 23 is mounted on the mounting table 22, and the mounting table 22 moves along the guide shaft 95, so that the test tubes mounted on the sample tube rack 23 correspond to the lid opening structures 91 on the lid opening pull plate 16 one to one.

Preferably, the movement of the mounting table 22 may be self-driven or driven by movement of other mechanisms. It is obvious that the movement of the mounting table 22 can be carried out by other mechanisms to solve the manufacturing cost and the use cost of the device. In this embodiment, the movement of the mounting table 22 is driven by a horizontal movement mechanism, the horizontal movement mechanism first drives the pressing plate 8 to move, during the movement of the pressing plate 8, the friction element 11 on the pressing plate will abut against the test tube in the sample tube holder 23, at this time, the horizontal movement mechanism will continue to move, and the sample tube holder 23 and the mounting table 22 connected thereto will continue to move along the original direction (i.e. the direction of the guide shaft 95) until the position where the cover opening can be performed is reached (the vertical projection of the cover opening structure 91 is overlapped with the vertical projection of the cover body 10). In addition, when the mode that the mounting table 22 is driven by the horizontal movement mechanism is adopted, the raceway 7 can be mounted on the pressurizing plate 8, because this enables the raceway 7 to be kept in a state of being close to the sample tube holder 23 during operation, and facilitates the raceway 7 to follow the lid 10 after the lid is opened at any time. Of course, the raceway 7 can be provided directly on the mounting table 22, and constantly moves in accordance with the movement of the sample rack 23.

In order to avoid the excessive motion of sample tube rack 23 in the motion process along with mount table 22, need move spacingly to mount table 22 or sample tube rack 23, it is preferred, sample tube rack installation mechanism still includes locating plate 17, locating plate 17 can with sample tube rack 23 butt, locating plate 17 can play the spacing effect of motion, simultaneously at the tight in-process of above-mentioned test tube clamp, locating plate 17, pressure plate 8 is located the both sides of test tube respectively, provide the clamp force through both sides, realize the better clamp of test tube. Further, locating plate 17 can carry out the fine setting on the horizontal direction, and this helps the operating personnel to adjust the overlap ratio of uncapping structure 91 and the vertical projection of lid 10 when uncapping according to actual conditions, uncapping that can be better.

Preferably, referring to fig. 10, a spring 20 is provided between the guide shaft 95 and an inner wall of one side of the mounting groove 94, and the spring 20 makes the movement of the sample rack 23 more stable when contacting the positioning plate 17. Meanwhile, when the sample tube rack 23 needs to be taken out, the mounting table 22 can be pushed to reset.

Embodiment 2, a method of using the apparatus of embodiment 1 is provided.

To facilitate the understanding of the technical solutions of the present invention by those skilled in the art, the following discussion of the usage method is performed in conjunction with the apparatus provided in example 1:

1. 32 vacuum blood collection tubes of different heights to be inspected are taken out and loaded into the sample position 32 of the sample tube rack 23, and the sample tube rack 23 is inserted between the two slide rail guide shafts 29 on the mounting table 22 until the sample tube rack 23 abuts against the limit stop 92.

2. The horizontally mounted quick toggle clamp is operated by both hands to move the rack 23 with the mounting table 22 until the alignment plate 17 and the pressure plate 8 effect clamping of the test tube.

3. The uncapping structure 91 completes uncapping of the lid 10 by operating the vertically mounted quick toggle clamps with both hands, and the lid 10 falls in the inclined raceway 7 and slides into the waste box.

4. The quick toggle clamp of both hands reset horizontal installation, mount table 22 and sample tube rack 23 reset under the effect of spring 20, and the test tube is no longer pressed from both sides tightly this moment, and operating personnel takes out special sample tube rack 23 after uncapping.

5. The quick toggle clamp which is vertically arranged by resetting both hands drives the test tube uncovering component to reset, and a cycle is completed.

Example 3, a performance test experiment was performed using the apparatus of example 1.

To demonstrate the superior decap performance of the device provided in example 1, the applicant's technician also performed the following experiments:

1. experiment 1: putting phi 13X 75mm vacuum blood collection tubes into a whole row of sample tube frames 23, wherein water exists in the blood collection tubes, simulating samples, and opening the covers at the same time;

2. experiment 2: putting phi 13 multiplied by 100mm vacuum blood collection tubes into a whole row of sample tube frames 23, wherein water exists in the blood collection tubes, simulating samples, and opening the covers at the same time;

3. experiment 3: putting phi 13 multiplied by 100mm and phi 13 multiplied by 75mm vacuum blood sampling tubes into a whole row of sample tube frames 23, wherein water exists in the blood sampling tubes, simulating samples, and opening the covers at the same time;

the experimental results are as follows:

after the experiment of each kind of condition fully verifies, the test tube equipment of uncapping that embodiment 1 provided can satisfy not co-altitude test tube, and different compound mode packs into a kind pipe support 23, has the condition such as appearance in the simulation pipe, and the success rate of uncapping 100%, there is not liquid to spill, the utility model discloses can satisfy the relevant demand of uncapping.

Example 4, refer to fig. 11 and 12.

The present embodiment is based on the improvement of embodiment 1, the lid opening pulling plate 16 provided in embodiment 1 is square, and only one side is provided with the lid opening structure 91, while in embodiment 4, both sides of the lid opening pulling plate 16 are provided with the lid opening structures 91, and correspondingly, the apparatus in embodiment 4 has two test tube clamping mechanisms, which can clamp the test tubes on two sets of sample tube racks 23, and such structural design can further improve the lid opening efficiency. Example 1 provides a device that can open 32 covers 10 at a time, whereas example 4 provides a device that can open 64 covers 10 at a time.

In some other embodiments, the four side positions of the lid opening pulling plate 16 are provided with the lid opening structures 91, and each of the lid opening structures 91 is correspondingly provided with a test tube clamping mechanism for clamping a test tube. For example, the lid opening pull plate 16 has a square shape, and 32 lid opening structures 91 are provided on each side thereof, so that 128 lids 10 can be opened at a time.

In some other embodiments, the lid opening pulling plate 16 is circular and has the lid opening structure 91 uniformly arranged on the contour, and at this time, since the lid opening structure 91 is arranged on the circular contour, the test tube clamping mechanism needs to be adjusted accordingly, for example, the pressing plate 8 is circular arc-shaped, so that the friction element 11 thereon can still clamp the test tube.

Other embodiments of this example are the same as example 1.

The above, only be the embodiment of utility model, but utility model's scope of protection is not limited to this, and any change or replacement that do not think through creative work all should be covered within utility model's scope of protection, for example utility model's test tube equipment of uncapping can be used for opening the lid of similar shape, different diameters, different materials, the product of co-altitude not. Therefore, the protection scope of the present invention should be subject to the protection scope defined by the claims.

Claims (10)

1. The utility model provides a test tube equipment of uncapping, its characterized in that, includes test tube clamping mechanism, test tube mechanism of uncapping, and test tube clamping mechanism is used for pressing from both sides the test tube tightly, and after the test tube presss from both sides tightly, test tube mechanism of uncapping uncaps to the test tube.

2. A test tube uncovering device according to claim 1, characterized in that the test tube clamping mechanism comprises a test tube rack, a sample position for fixing a test tube is arranged on the test tube rack, the test tube comprises a tube body and a cover body, the tube body of the test tube is inserted into the sample position, one end of the cover body is exposed, the sample position is provided with a hollow area, the hollow area is arranged on the side face of the test tube rack, the sample position area of the test tube rack can be communicated with the outside, the hollow area is provided with a friction element, the friction element can be abutted to the test tube, so that the test tube is limited to leave the sample position, and clamping of the test tube is achieved.

3. A test tube decapper apparatus as claimed in claim 2, wherein the hollow region of the sample site is elongate, and correspondingly the friction element is elongate; the tube body of the test tube is cylindrical, one side of the friction element, which is close to the sample tube rack, is arc-shaped, and the friction element is a strip-shaped rubber strip;

the friction element is movable, and when an operator needs to put or take the test tube from the sample position, the friction element leaves the hollow area; when the operator placed the test tube in the sample position, friction element can enter into again in the hollow region, presss from both sides tightly the test tube.

4. The test tube uncovering device according to claim 1, characterized in that the test tube uncovering mechanism comprises an uncovering structure, the uncovering structure can move, the moving mode of the uncovering structure is an up-and-down linear moving mode or movement of other tracks, the uncovering structure abuts against a cover body of the test tube through movement, the tube body is separated from the cover body, and uncovering is completed;

the lid all is cylindricly, and the structure of uncapping is circular-arcly, and the circular arc radius of structure of uncapping is greater than the radius of pipe shaft, is less than the circular arc radius of lid, and the circular arc central point of structure of uncapping coincides with the circular arc central point of lid.

5. A test tube uncapping apparatus as claimed in claim 2, wherein the sample tube rack is provided with at least two sample positions, all the sample positions are located in the same row, each sample position corresponds to at least one hollow area, each hollow area is provided with at least one friction element, and the test tube uncapping apparatus is provided with at least two uncapping structures; the pressurizing plate is provided with mounting grooves corresponding to the number of the hollow areas and the positions of the hollow areas, the mounting grooves are U-shaped and strip-shaped, and friction elements are mounted in the mounting grooves;

the sample tube rack is provided with a plurality of sample positions, wherein the intervals between the adjacent sample positions on the sample tube rack are the same, and the hollow areas on the side surfaces of the sample positions are positioned on the same side of the sample tube rack; all friction elements are fixed on the same pressurizing plate, the intervals between adjacent friction elements on the pressurizing plate are the same, all uncovering structures are arranged on the same uncovering pulling plate, the intervals between adjacent uncovering structures on the uncovering pulling plate are the same, the positions of the friction elements correspond to the positions of the hollow areas, and the uncovering structures correspond to the positions of the sample positions.

6. The test tube uncovering device according to claim 4, wherein the movement mode of the uncovering structure is an up-and-down linear movement mode, when the uncovering structure is not moved, the uncovering structure is located between the sample tube rack and the cover body, when the uncovering structure moves upwards, the uncovering structure abuts against the cover body, and the cover body is jacked open by the uncovering structure as the tube body is fixed by the test tube clamping mechanism;

the test tube uncovering device further comprises a roller path, the roller path can be used for receiving the separated cover bodies, the roller path is also in a long strip shape, the roller path and the uncovering pull plate are respectively positioned on two sides of the sample tube frame and are horizontally arranged in a separated mode, so that the cover bodies opened by the uncovering pull plate can fall onto the roller path, the cross section of the roller path is in an L shape, the folded angle position of the roller path is in an arc shape, the roller path comprises a bottom baffle and a side baffle, and the bottom baffle and the side baffle are connected through an arc section; the bottom baffle is close to the sample tube rack, so that the separated cover body cannot fall out from a gap between the sample tube rack and the bottom baffle, one side, connected with the arc section, of the bottom baffle inclines downwards, the cover body falling on the bottom baffle can roll towards the arc section along the position of the bottom baffle, and the side baffle is used for blocking the cover body and preventing the cover body from jumping out of the roller path at a high speed at the moment of separation; the heights of two ends of the raceway are different, one side is higher, and the other side is lower, so that the cover body on the raceway can be gathered to one side and can slide into the waste material box; a baffle is arranged at the middle-high end of the two ends of the roller path;

test tube equipment of uncapping still covers the body including the cover, and the cover body can cover sample pipe support, raceway place region.

7. A test tube uncovering device according to claim 5, characterized in that a horizontal moving mechanism is connected with the pressurizing plate, clamping or loosening of the test tube is controlled through the horizontal moving mechanism, and the horizontal moving mechanism is connected with the pressurizing plate through a connecting block;

the cover opening pull plate is connected with a vertical movement mechanism, and the cover opening of the test tube is controlled through the vertical movement mechanism;

the horizontal movement mechanism and the vertical movement mechanism are manual or non-manual, and the non-manual includes but is not limited to electric, pneumatic and hydraulic;

the pressurizing plate and the cover opening pulling plate are both provided with motion guide structures, and the motion guide structures are a set of kinematic pairs formed by matching a guide shaft sleeve with a guide shaft; the uncovering pull plate is connected with a vertical guide shaft, and a positioning ring is arranged on the vertical guide shaft;

the horizontal movement mechanism and the vertical movement mechanism are quick toggle clamps, and nuts used for adjusting tightness or plate height are arranged on the quick toggle clamps.

8. The test tube uncovering device according to claim 6, characterized by further comprising a mounting mechanism for mounting the sample tube rack, wherein the mounting mechanism comprises a mounting table, two slide rail guide shafts are arranged on the mounting table, the two slide rail guide shafts are parallel to each other, the slide rail guide shafts protrude in opposite directions and correspond to the slide rail guide shafts, two inward-recessed sliding grooves are formed in the sample tube rack, protruding parts on the slide rail guide shafts are matched with the recessed sliding grooves in the sample tube rack, the protruding parts and the sliding grooves are in long strip shapes, the two slide rail guide shafts and the sample tube rack form a kinematic pair to realize sliding in or sliding out of the sample tube rack on the mounting table, a limiting baffle is arranged on the test tube uncovering device, when one side of the sample tube rack abuts against the limiting baffle, the sample tube rack is mounted in place, and all uncovering structure positions on the uncovering pulling plate correspond to test tube positions on the sample tube rack one by one; the mounting table is made of POM, so that the moving and lubricating effects can be achieved, and the sample pipe frame can slide conveniently;

the roller path is arranged on the mounting table or the pressurizing plate;

be equipped with the handle on appearance pipe rack one side, the handle has provided the position of gripping and has been used for making things convenient for operating personnel to pack into or take out appearance pipe rack, and the handle only sets up one, and when appearance pipe rack installation target in place, the handle is located appearance pipe rack and keeps away from limit baffle one side.

9. A test tube uncovering device according to claim 8, characterized in that the mounting table is movable, after the sample tube rack is mounted on the mounting table, the vertical projection of the uncovering structure is enabled to coincide with the vertical projection of the cover body by controlling the movement of the mounting table, so that uncovering operation can be achieved, the mounting table is arranged in a mounting groove, and a guide shaft penetrating through the mounting table is arranged in the mounting groove, so that the mounting table can move along the guide shaft;

the movement direction of the mounting table is perpendicular to the movement direction of the sample tube rack, the sample tube rack moves along the guide shaft of the slide rail firstly, so that the sample tube rack is mounted on the mounting table, and then the mounting table moves along the guide shaft, so that the test tubes mounted on the sample tube rack correspond to the uncapping structures on the uncapping pull plate one by one;

the movement of the mounting table is self-driven or driven by the movement of other mechanisms.

10. The test tube uncovering device according to claim 9, wherein the movement of the mounting table is driven by a horizontal movement mechanism, the horizontal movement mechanism drives the pressurizing plate to move first, during the movement of the pressurizing plate, a friction element on the pressurizing plate can abut against the test tube in the sample tube rack, at the moment, the horizontal movement mechanism continues to move, and the sample tube rack and the mounting table connected with the sample tube rack can continue to move along the original direction until the mounting table moves to a position for uncovering;

the sample tube rack mounting mechanism also comprises a positioning plate, the positioning plate can be abutted against the sample tube rack, the positioning plate can play a role in movement limiting, meanwhile, in the test tube clamping process, the positioning plate and the pressurizing plate are respectively positioned at two sides of the test tube, and the positioning plate can perform fine adjustment in the horizontal direction;

a spring is arranged between the guide shaft and the inner wall of one side of the mounting groove.

Images