CN116081543A

CN116081543A - Batch cap screwing device of plasma cryopreservation tube

Info

Publication number: CN116081543A
Application number: CN202211571581.5A
Authority: CN
Inventors: 黄明; 张全英; 宗顺麟
Original assignee: Second Affiliated Hospital of Soochow University
Current assignee: Second Affiliated Hospital of Soochow University
Priority date: 2022-12-08
Filing date: 2022-12-08
Publication date: 2023-05-09

Abstract

The invention discloses a batch cap screwing device of a blood plasma cryopreservation tube, which comprises a device main board, a plurality of cryopreservation tube bodies and a plurality of cap bodies, wherein a plurality of placing seats are fixedly arranged on the device main board, each placing seat is provided with a placing groove matched with the corresponding cryopreservation tube body, a lifting mechanism is fixedly arranged on the device main board, a fixed plate is arranged on the lifting mechanism, a plurality of moving sleeves are fixedly arranged at the lower end of the fixed plate, a plurality of rotating rods are rotatably connected onto the fixed plate, each rotating rod is rotatably connected with the corresponding moving sleeve, and a moving cavity is formed in each moving sleeve. The advantages are that: the rotating of the rotating rod is utilized to enable the spiral cover sleeve to move up and down while rotating in the moving sleeve, the spiral cover sleeve accords with the movement track of spiral cover treatment, the spiral cover treatment effect is ensured, and the clamping plate for fixing the freezing storage pipe body is not influenced by the position change of the spiral cover sleeve, so that the fixing effect of the freezing storage pipe body can be ensured.

Description

Batch cap screwing device of plasma cryopreservation tube

Technical Field

The invention relates to the technical field of clinical medicine test tools, in particular to a batch cap screwing device of a blood plasma freezing tube.

Background

The collection and separation of blood samples are key steps in clinical tests of medicines, and generally, according to the requirements of a test scheme, the blood plasma obtained by blood sample separation needs to be frozen in a specified time, otherwise, the stability of medicines can be influenced, the influence is brought to the subsequent measurement of the blood concentration, a blood plasma freezing tube is mostly adopted in the actual clinical test process of medicines, and when the operation of separating the blood plasma in batches is needed in the clinical test of more clinical medicines of some subjects, manual operation is mostly adopted, the working efficiency is lower, and cross contamination among the samples is easily caused.

Through retrieving, patent document for patent number CN214422215U discloses a medicine I clinical laboratory is with blood plasma cryopreserved device of pipe in batches, including the device mainboard, the upper surface of device mainboard and moving mechanism's lower surface fixed connection, moving mechanism's inside is provided with elevating system, elevating system's right flank is provided with rotary mechanism, rotary mechanism's lower surface is provided with rotatory pickup mechanism.

The batch cap screwing device of the plasma freezing tube for the phase I clinical experiment of the medicine has the following defects: when carrying out the spiral cover operation, can't make lid and the separation of freezing the pipe in spiral cover in-process voluntarily, spiral cover effect can't be ensured, and the grip block is to freezing the fixed pressure realization between the pipe of freezing through rotatory pick-up mechanism to freezing the pipe, and when spiral cover in-process, the lid can take place to reciprocate relatively to freezing the pipe, and rotatory pick-up mechanism changes the pressure of freezing the pipe application this moment, can lead to the grip block to freezing the not good problem of pipe fixation effect.

Disclosure of Invention

The invention aims to solve the problems in the prior art and provides a batch cap screwing device of a blood plasma freezing tube.

In order to achieve the above purpose, the present invention adopts the following technical scheme:

the utility model provides a plasma freezes and deposits batch spiral cover device of pipe, includes device mainboard, a plurality of freezes and deposits tub body and a plurality of lid, fixed mounting has a plurality of placing seat on the device mainboard, and all offers the standing groove that corresponds the pipe body that freezes on every placing seat, fixed mounting has elevating system on the device mainboard, and installs the fixed plate on the elevating system, fixed plate lower extreme fixed has a plurality of movable sleeves, rotate on the fixed plate and be connected with a plurality of bull stick, and every bull stick all rotates with the movable sleeve that corresponds to be connected, every movable sleeve is interior to have all offered the removal chamber, and every removes the intracavity and all installs the spiral cover, every spiral cover is sheathe in and all offered the screens that corresponds lid matched with;

every movable driving mechanism is all installed between bull stick and the spiral cover that corresponds, every the equal fixed mounting of left and right sides wall of removal cover has a set of two double-phase complex supporting shoe, and all rotates on every group supporting shoe and be connected with the pivot, every equal fixed mounting has the swinging arms in the pivot, every the grip block is all installed to the swinging arms lower extreme, and two grip blocks of every removal cover below cooperate with the freeze respectively and deposit tub body left and right sides that corresponds.

In the batch cap screwing device of the plasma cryopreserving tube, the lifting mechanism is composed of a portal frame, a hydraulic cylinder and a fixing frame, wherein the portal frame is fixedly arranged on a device main board, the hydraulic cylinder is fixedly arranged at the upper end of the portal frame, the fixing frame is fixedly arranged at the upper end of the fixing plate, and the fixing frame is fixedly connected with the output end of the hydraulic cylinder.

In the batch cap screwing device of the plasma cryopreserving tube, a fixed rod is fixedly arranged at the rear end of the portal frame, a plurality of fixed racks are fixedly arranged on the side wall of the front end of the fixed rod through a plurality of front extension rods, each driving gear is fixedly arranged at the rear end of the rotating shaft, and one end, away from the corresponding movable sleeve, of each driving gear is respectively meshed with the corresponding fixed rack.

In the batch cap screwing device of the plasma cryopreserving tube, the lower side wall of the swinging rod is provided with the groove, the connecting shaft is fixedly installed in the groove, the swinging block is rotationally connected on the connecting shaft, torsion springs are installed between the front end and the rear end of the swinging block and the groove, the moving rod is fixedly installed on the side wall of one end of the clamping plate far away from the moving sleeve, the moving groove matched with the moving rod is formed in the side wall of the swinging block, the pressure spring is installed between the moving groove and the moving rod, clamping blocks are fixedly installed on the upper side wall and the lower side wall of the moving rod, clamping grooves are formed in the upper side wall and the lower side wall of the moving groove, and the two clamping grooves are matched with the two clamping blocks respectively.

In the batch cap screwing device of the plasma cryopreservation pipes, a servo motor is fixedly arranged at the lower end of the fixing plate, a driving rod is fixedly connected with the output end of the servo motor, and a chain transmission mechanism is arranged between the driving rod and the rotating rods.

In the batch cap screwing device of the plasma cryopreserving tube, the movable driving mechanism is composed of a screw rod, a connecting groove, a moving plate, a fixed ring, a connecting ring and an annular groove, wherein the screw rod is fixedly arranged at the lower end of the rotating rod, the connecting rod is fixedly arranged at the lower end of the screw rod, the connecting groove is arranged on the upper side wall of the cap screwing sleeve, the connecting groove is in sliding connection with the connecting rod, the moving plate is in a moving cavity, the moving plate is in threaded connection with the screw rod, the fixed ring is fixedly arranged at the lower end of the moving plate, the connecting ring is fixedly arranged on the side wall of the fixed ring, the annular groove is arranged on the side wall of the cap screwing sleeve, and the annular groove is in rotary connection with the connecting ring.

In the batch cap screwing device of the plasma cryopreserving tube, a plurality of limiting blocks are fixedly installed on the side wall of the connecting rod, a plurality of limiting grooves are formed in the side wall of the connecting groove, each limiting groove is matched with a corresponding limiting block respectively, sliding blocks are fixedly installed on the left side wall and the right side wall of the moving plate, sliding grooves are formed in the left side wall and the right side wall of the moving cavity, and the two sliding grooves are matched with the two sliding blocks respectively.

In the batch cap screwing device of the plasma cryopreservation pipes, the electric telescopic rods are fixedly arranged at the tops of the clamping grooves, and the top plates are fixedly arranged at the output ends of the electric telescopic rods.

Compared with the prior art, the invention has the advantages that:

1: through movable mechanism drive mechanism's cooperation, utilize the rotation of bull stick, can make the spiral cover rotate in moving the cover and reciprocate to accord with the motion track that the spiral cover was handled more, ensure spiral cover treatment effect, and need not to set up different power component for the two kinds of movements of spiral cover, but reduction in production cost.

2: the freezing pipe body is fixed by moving the two clamping plates, and the position of the moving sleeve is fixed when the cover is screwed, so that when the pressure applied to the freezing pipe body by the cover is changed by the cover screwing in the cover screwing process, the position of the two clamping plates cannot be changed, and the fixing effect of the clamping plates on the freezing pipe body can be ensured.

3: through the cooperation of fixed rack and drive gear, can be in elevating system operation in-process, make two grip blocks be close to each other or keep away from each other automatically, realize the automatic fixation to the cryopreservation pipe body, need not manual operation.

4: through the cooperation of pressure spring, movable rod and travel groove, can be when the freezing pipe body size of handling changes for the grip block has certain travel space, avoids the grip block to freezing the problem that the pipe body clamping force is great to lead to its breakage or the clamping force is less to lead to fixed infirm.

5: through recess, connecting axle and torsion spring's cooperation, can make the grip block carry out certain angle deflection relative swinging arms, ensure its laminating effect with freezing the pipe body lateral wall when fixed to freezing the pipe body centre gripping.

In summary, the rotating rod is utilized to rotate the rotating cover sleeve and move up and down while rotating in the moving sleeve, so that the rotating cover sleeve is more in line with the movement track of the rotating cover treatment, the rotating cover treatment effect is ensured, and the clamping plate for fixing the freezing storage tube body is not influenced by the position change of the rotating cover sleeve, so that the fixing effect of the freezing storage tube body can be ensured.

Drawings

Fig. 1 is a schematic structural diagram of a batch cap screwing device of a plasma freezing tube;

FIG. 2 is a cross-sectional view of FIG. 1;

FIG. 3 is an enlarged schematic view of the portion A of FIG. 2;

FIG. 4 is an enlarged schematic view of the portion B of FIG. 2;

fig. 5 is an enlarged schematic view of the structure of the portion C in fig. 2.

In the figure: the device comprises a device main board 1, a device placing seat 2, a device freezing storage tube body 3, a cover body 4, a portal frame 5, a hydraulic cylinder 6, a fixing frame 7, a fixing plate 8, a moving sleeve 9, a rotating rod 10, a moving cavity 11, a lead screw 12, a rotating cover 13, a clamping groove 14, an electric telescopic rod 15, a top plate 16, a connecting rod 17, a connecting groove 18, a limiting block 19, a limiting groove 20, a moving plate 21, a sliding block 22, a sliding groove 23, a fixing ring 24, a connecting ring 25, a ring groove 26, a supporting block 27, a rotating shaft 28, a swinging rod 29, a clamping plate 30, a fixing rod 31, a fixing rack 32, a driving gear 33, a groove 34, a connecting shaft 35, a swinging block 36, a torsion spring 37, a 38 mounting rod 39, a moving groove 40, a pressure spring 42 servo motor and a chain transmission mechanism 43.

Detailed Description

The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.

Referring to fig. 1-5, a batch cap screwing device for plasma cryopreservation tubes comprises a device main board 1, a plurality of cryopreservation tube bodies 3 and a plurality of cap bodies 4, wherein a plurality of placing seats 2 are fixedly installed on the device main board 1, placing grooves matched with the corresponding cryopreservation tube bodies 3 are formed in each placing seat 2, a lifting mechanism is fixedly installed on the device main board 1, a fixed plate 8 is installed on the lifting mechanism, a plurality of moving sleeves 9 are fixedly installed at the lower end of the fixed plate 8, a plurality of rotating rods 10 are rotatably connected on the fixed plate 8, each rotating rod 10 is rotatably connected with the corresponding moving sleeve 9, a moving cavity 11 is formed in each moving sleeve 9, a cap screwing sleeve 13 is installed in each moving cavity 11, and a clamping groove 14 matched with the corresponding cap body 4 is formed in each cap screwing sleeve 13;

the above noted are:

the clamping groove 14 inner wall is equipped with the friction strip with lid 4 lateral wall assorted, when elevating system operates, accessible removes cover 9 and drives spiral cover 13 and move down, then make lid 4 card go into clamping groove 14 in, afterwards rotate spiral cover 13 and can drive lid 4 and rotate, make spiral cover 13 slowly move up this moment, can make lid 4 move up the separation realization with freezing pipe body 3 at the in-process that rotates lid 4, need not manual operation, and can carry out spiral cover processing to a plurality of freezing pipe bodies 3 once, effectively improve work efficiency.

The elevating system comprises portal frame 5, pneumatic cylinder 6 and mount 7, portal frame 5 fixed mounting is on device mainboard 1, pneumatic cylinder 6 fixed mounting is in portal frame 5 upper end, mount 7 fixed mounting is in the servo motor of fixed plate 8 upper end, and mount 7 and the output fixed connection of pneumatic cylinder 6, pneumatic cylinder 6 is current product, its theory of operation and concrete structure do not specifically explain here, when pneumatic cylinder 6 operates, can make mount 7 drive fixed plate 8 reciprocate, thereby can make a plurality of removal cover 9 reciprocate simultaneously, fixed plate 8 lower extreme fixed mounting has servo motor 42, and servo motor 42's output fixedly connected with actuating lever, install chain drive mechanism 43 between actuating lever and a plurality of bull sticks 10, servo motor 42 specifically can adopt the servo motor of ACM6004M2H model, chain drive mechanism 43 is prior art, its theory of operation and concrete structure do not specifically explain here, when servo motor 42 during operation, can drive a plurality of bull sticks 10 simultaneously and rotate positively and negatively.

A movable driving mechanism is arranged between each rotating rod 10 and the corresponding rotating cover sleeve 13, and consists of a screw rod 12, a connecting rod 17, a connecting groove 18, a movable plate 21, a fixed ring 24, a connecting ring 25 and an annular groove 26.

The lead screw 12 is fixedly mounted at the lower extreme of the rotating rod 10, connecting rod 17 fixed mounting is at the lower extreme of lead screw 12, the upper side wall at spiral cover sleeve 13 is seted up to connecting groove 18, and connecting groove 18 and connecting rod 17 sliding connection, fixed mounting has a plurality of stopper 19 on the lateral wall of connecting rod 17, a plurality of spacing grooves 20 have been seted up on the lateral wall of connecting groove 18, and every spacing groove 20 cooperatees with corresponding stopper 19 respectively, through the cooperation of connecting rod 17 and connecting groove 18, can be under the prerequisite of guaranteeing the transmission effect of rotating rod 10 to spiral cover sleeve 13, make spiral cover sleeve 13 can reciprocate relative to the rotating rod 10, consequently, can satisfy the motion track of spiral cover sleeve 13 when carrying out spiral cover processing to freezing pipe body 3, movable plate 21 sliding connection is in movable chamber 11, and movable plate 21 and lead screw 12 threaded connection, the rotation of accessible lead screw 12 makes movable plate 21 reciprocate in movable chamber 11, fixed ring 24 fixed mounting is at movable plate 21 lower extreme, connecting ring 25 fixed mounting is on fixed ring 24's lateral wall, can be seted up at spiral cover sleeve 13 on the side wall 26, and the annular groove 26 can be carried out the annular groove 25 with the spiral cover sleeve 13 when rotating, can not confirm the rotation sleeve 13 simultaneously, can be satisfied with the rotation sleeve 13, can be rotated and the corresponding rotation sleeve 13 sets up and can be rotated with the annular groove 25, can be rotated and can be satisfied and the rotation sleeve 13, can be rotated and can be processed with the rotation sleeve 13 simultaneously, can be rotated and 13 with the annular groove 13.

Sliding blocks 22 are fixedly mounted on the left side wall and the right side wall of the moving plate 21, sliding grooves 23 are formed in the left side wall and the right side wall of the moving cavity 11, the two sliding grooves 23 are matched with the two sliding blocks 22 respectively, an electric telescopic rod 15 is fixedly mounted at the top of the clamping groove 14, a top plate 16 is fixedly mounted at the output end of the electric telescopic rod 15, after the cover body 4 is unscrewed from the freezing pipe body 3 through the rotating cover sleeve 13, a plurality of moving sleeves 9 are reset by a worker through operating the lifting mechanism, and then the plurality of electric telescopic rods 15 extend out, so that the cover body 4 can be ejected out of the clamping groove 14 through the movement of the top plate 16.

The left and right side walls of each movable sleeve 9 are fixedly provided with a group of support blocks 27 which are matched with each other, each group of support blocks 27 is rotationally connected with a rotating shaft 28, each rotating shaft 28 is fixedly provided with a swinging rod 29, the lower end of each swinging rod 29 is provided with a clamping plate 30, the two clamping plates 30 below each movable sleeve 9 are respectively matched with the left and right sides of the corresponding freezing storage tube body 3, the freezing storage tube body 3 can be clamped and fixed through the two clamping plates 30, the stability of the freezing storage tube body 3 in the screwing process is kept, and the position of the movable sleeve 9 is fixed during the screwing process, so that when the pressure applied to the freezing storage tube body 3 by the screwing sleeve 13 changes, the position of the two clamping plates 30 cannot be changed, and the fixing effect of the freezing storage tube body 3 by the clamping plates 30 can be ensured.

The rear end position fixed mounting of portal frame 5 has dead lever 31, a plurality of fixed racks 32 of through a plurality of preceding extension rod fixed mounting on the front end lateral wall of dead lever 31, the equal fixed mounting of rear end of every pivot 28 has drive gear 33, and the one end that corresponds removal cover 9 is kept away from to every drive gear 33 meshes with corresponding fixed rack 32 respectively, through the cooperation of fixed rack 32 and drive gear 33, can be at elevating system operation in-process, make two grip blocks 30 be close to each other or keep away from each other automatically, realize the automatic fixation to freezing pipe body 3, need not manual operation.

The lower lateral wall of swinging rod 29 has seted up recess 34, and fixed mounting has connecting axle 35 in the recess 34, the last rotation of connecting axle 35 is connected with swinging block 36, all install torsion spring 37 between the front and back both ends of swinging block 36 and the recess 34, fixed mounting has movable rod 40 on the one end lateral wall of keeping away from movable sleeve 9 of grip block 30, set up on the lateral wall of swinging block 36 with movable rod 40 matched with movable groove 39, and install pressure spring 41 between movable groove 39 and the movable rod 40, the upper and lower both sides wall of movable rod 40 is fixed mounting has the fixture block, the draw-in groove has all been seted up to the upper and lower both sides wall of movable groove 39, and two fixture grooves cooperate with two fixture blocks respectively, through the cooperation of recess 34 and connecting axle 35, can make grip block 30 relative swinging rod 29 take place the angle deflection, ensure its laminating effect to the freezing pipe body 3 lateral wall when keeping away from the centre gripping fixedly, through pressure spring 41, the cooperation of movable rod 40 and movable groove 39, can be when the freezing pipe body 3 size change of handling, make grip block 30 have certain movable space to lead to the fact the firm dynamics of grip block 30 to the firm problem of broken grip block 30 to be avoided.

The foregoing is only a preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art, who is within the scope of the present invention, should make equivalent substitutions or modifications according to the technical scheme of the present invention and the inventive concept thereof, and should be covered by the scope of the present invention.

Claims

1. The utility model provides a blood plasma freezes and deposits in batches spiral cover device of pipe, includes device mainboard (1), a plurality of freezes and deposits tub body (3) and a plurality of lid (4), its characterized in that, fixed mounting has a plurality of seat (2) of placing on device mainboard (1), and all offers on every seat (2) and corresponding freezes and deposit tub body (3) matched with standing groove, fixed mounting has elevating system on device mainboard (1), and installs fixed plate (8) on the elevating system, fixed plate (8) lower extreme fixed has a plurality of movable sleeve (9), rotate on fixed plate (8) and be connected with a plurality of bull sticks (10), and every bull stick (10) all rotate with corresponding movable sleeve (9) to be connected, every movable sleeve (9) in all offer movable chamber (11), and all install spiral cover (13) in every movable chamber (11), all offer on the spiral cover (13) with corresponding lid (4) matched with draw-in groove (14);

every movable driving mechanism is all installed between bull stick (10) and the spiral cover (13) that corresponds, every the left and right sides wall of removal cover (9) is equal fixed mounting has a set of two double-phase complex supporting shoe (27), and all rotates on every supporting shoe (27) and be connected with pivot (28), every equal fixed mounting has swinging arms (29) on pivot (28), every clamping plate (30) are all installed to swinging arms (29) lower extreme, and two clamping plates (30) of every removal cover (9) below cooperate with the left and right sides of corresponding cryopreservation pipe body (3) respectively.

2. The batch cap screwing device of the plasma freezing tube according to claim 1, wherein the lifting mechanism consists of a portal frame (5), a hydraulic cylinder (6) and a fixing frame (7), the portal frame (5) is fixedly installed on a device main board (1), the hydraulic cylinder (6) is fixedly installed at the upper end of the portal frame (5), the fixing frame (7) is fixedly installed at the upper end of a fixing plate (8), and the fixing frame (7) is fixedly connected with the output end of the hydraulic cylinder (6).

3. The batch cap screwing device of the plasma freezing tube according to claim 2, wherein a fixing rod (31) is fixedly installed at the rear end position of the portal frame (5), a plurality of fixing racks (32) are fixedly installed on the front end side wall of the fixing rod (31) through a plurality of front extending rods, a driving gear (33) is fixedly installed at the rear end of each rotating shaft (28), and one end, far away from the corresponding moving sleeve (9), of each driving gear (33) is meshed with the corresponding fixing rack (32) respectively.

4. The batch cap screwing device of the plasma cryopreservation tube according to claim 1, wherein the lower side wall of the swinging rod (29) is provided with a groove (34), a connecting shaft (35) is fixedly installed in the groove (34), the connecting shaft (35) is rotationally connected with a swinging block (36), torsion springs (37) are installed between the front end and the rear end of the swinging block (36) and the groove (34), a moving rod (40) is fixedly installed on the side wall of one end, far away from the moving sleeve (9), of the clamping plate (30), a moving groove (39) matched with the moving rod (40) is formed in the side wall of the swinging block (36), a pressure spring (41) is installed between the moving groove (39) and the moving rod (40), clamping blocks are fixedly installed on the upper side wall and the lower side wall of the moving rod (40), clamping grooves are formed in the upper side wall and the lower side wall of the moving groove (39), and the two clamping grooves are respectively matched with the two clamping blocks.

5. The batch cap screwing device of the plasma cryopreservation tube according to claim 1, wherein a servo motor (42) is fixedly arranged at the lower end of the fixed plate (8), a driving rod is fixedly connected with the output end of the servo motor (42), and a chain transmission mechanism (43) is arranged between the driving rod and the plurality of rotating rods (10).

6. The batch cap screwing device of a blood plasma cryopreservation tube according to claim 1, wherein the movable driving mechanism consists of a screw rod (12), a connecting rod (17), a connecting groove (18), a movable plate (21), a fixed ring (24), a connecting ring (25) and an annular groove (26), the screw rod (12) is fixedly arranged at the lower end of the rotating rod (10), the connecting rod (17) is fixedly arranged at the lower end of the screw rod (12), the connecting groove (18) is arranged on the upper side wall of the cap screwing sleeve (13), the connecting groove (18) is in sliding connection with the connecting rod (17), the movable plate (21) is in sliding connection in the movable cavity (11), the movable plate (21) is in threaded connection with the screw rod (12), the fixed ring (24) is fixedly arranged at the lower end of the movable plate (21), the connecting ring (25) is fixedly arranged on the side wall of the fixed ring (24), and the annular groove (26) is arranged on the side wall of the cap screwing sleeve (13) and is in rotating connection with the annular groove (26).

7. The batch cap screwing device of the plasma cryopreservation tube according to claim 6, wherein a plurality of limiting blocks (19) are fixedly installed on the side wall of the connecting rod (17), a plurality of limiting grooves (20) are formed in the side wall of the connecting groove (18), each limiting groove (20) is matched with the corresponding limiting block (19) respectively, sliding blocks (22) are fixedly installed on the left side wall and the right side wall of the moving plate (21), sliding grooves (23) are formed in the left side wall and the right side wall of the moving cavity (11), and the two sliding grooves (23) are matched with the two sliding blocks (22) respectively.

8. The batch cap screwing device of the plasma freezing tube according to claim 1, wherein an electric telescopic rod (15) is fixedly arranged at the top of the clamping groove (14), and a top plate (16) is fixedly arranged at the output end of the electric telescopic rod (15).