CN110498194B - Rotary falling type blood collection tube conveying device and selection method thereof - Google Patents
Rotary falling type blood collection tube conveying device and selection method thereof Download PDFInfo
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- CN110498194B CN110498194B CN201910639201.9A CN201910639201A CN110498194B CN 110498194 B CN110498194 B CN 110498194B CN 201910639201 A CN201910639201 A CN 201910639201A CN 110498194 B CN110498194 B CN 110498194B
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/15—Devices for taking samples of blood
- A61B5/150007—Details
- A61B5/150015—Source of blood
- A61B5/15003—Source of blood for venous or arterial blood
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/15—Devices for taking samples of blood
- A61B5/153—Devices specially adapted for taking samples of venous or arterial blood, e.g. with syringes
- A61B5/154—Devices using pre-evacuated means
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G29/00—Rotary conveyors, e.g. rotating discs, arms, star-wheels or cones
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G47/00—Article or material-handling devices associated with conveyors; Methods employing such devices
- B65G47/74—Feeding, transfer, or discharging devices of particular kinds or types
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Abstract
The invention relates to the field of medical instruments, in particular to a rotary falling type blood collection tube conveying device and a selection method thereof. The blood collection tube conveying device of the rotary falling type comprises: landing leg, conical barrel, rotatory actuating mechanism, downcomer, collection box, loading attachment. The supporting legs are used for fixing the conical barrel, the rotary actuating mechanism is arranged in the conical barrel, the falling pipe is connected with the bottom of the conical barrel, the collecting box is located at an outlet of the falling pipe, and the feeding device is located above the conical barrel. The invention solves the problems of low working efficiency and easy selection error when selecting blood collection tubes.
Description
Technical Field
The invention relates to the field of medical instruments, in particular to a rotary falling type blood collection tube conveying device and a selection method thereof.
Background
The vacuum blood sampling device has the characteristics of accurate blood sampling amount, good safety performance, good serum/plasma separating effect, convenient operation and use, capability of sampling multi-tube blood samples by one needle and the like, and is the best choice for clinically replacing a disposable injector to collect blood samples. The vacuum blood collector consists of a vacuum blood collection tube and a blood collection needle. The vacuum blood collection tube is a main component and is mainly used for collecting and storing blood, a certain amount of negative pressure is preset in the production process, and after a blood collection needle penetrates into a blood vessel, the blood automatically flows into the blood collection tube due to the action of the negative pressure in the blood collection tube; meanwhile, various additives are preset in the blood sampling tube, so that the clinical multiple comprehensive blood detection can be completely met, the blood sampling tube is safe, closed and convenient to transport, and various blood sampling tubes produced by manufacturers at present are distinguished by using different color head covers.
Because in the course of the work, the patient is more and the blood project of inspection is different, medical personnel have following problem easily:
1. the blood collection tubes are selected back and forth, so that more time is delayed, and the working efficiency is low;
2. when the blood sampling tube is selected, the test accuracy is influenced due to the fact that the blood sampling tube is mistakenly taken due to negligence.
In order to avoid the above problems, an apparatus for automatically conveying blood collection tubes and selecting blood collection tubes is required.
Disclosure of Invention
The invention aims to realize the selection of blood collection tubes by utilizing the structure of a porous sieve body and continuously contacting the porous sieve body with the hole position of a rotating disc, and solve the problems of low working efficiency and easy selection error. The invention realizes the aim through the following technical scheme:
the first technical scheme of the invention provides a rotary falling type blood collection tube conveying device, which comprises: the device comprises supporting legs, a conical barrel, a rotary actuating mechanism, a dropping pipe, a collecting box and a feeding device;
the conical barrel is fixed by three supporting legs, and comprises: a top cover, a barrel wall and a barrel bottom; three support legs are arranged on a horizontal plane; the barrel wall is respectively arranged together with the three support legs;
the top cover is arranged at the upper end of the barrel wall, the central axis of the top cover is taken as the center, and three first through holes are uniformly formed in the top cover; the barrel bottom is of a conical structure and is arranged at the lower end of the barrel wall, and an outlet is formed in the bottom of the barrel bottom;
the falling pipe is positioned below the barrel bottom and communicated with the outlet;
the collecting box is positioned at the outlet position of the falling pipe;
the rotary actuator includes: the device comprises a bracket, a fixed plate, a first motor, a porous screen body and a rotating disc;
the support is of a Y-shaped structure, and the central shaft of the support is fixed at the central position of the bottom surface of the top cover; the number of the fixing plates is three, the fixing plates take the central axis of the top cover as the center and are uniformly arranged at three extending ends of the support;
the three motors are correspondingly arranged on the upper bottom surface of each fixing plate; the three porous sieve bodies are cylindrical structures, and are correspondingly fixed at one through hole;
a plurality of circles of second through holes are uniformly distributed on the porous sieve body around the central shaft, the number of the second through holes in each circle is the same, and the distance between every two adjacent through holes in each circle is equal;
the rotating disc is positioned below the porous screen body, the diameter of the rotating disc is consistent with that of the porous screen body, the center of the bottom surface of the rotating disc is arranged with the output end of the motor I, the top surface of the rotating disc is tightly attached to the bottom of the porous screen body, the central axes of the rotating disc and the bottom of the porous screen body are overlapped, a plurality of through holes III are further formed in the rotating disc at equal intervals, and all the through holes III are located on the same straight line;
the size of the second through hole is consistent with that of the third through hole;
the feeding device has three groups, and each group all includes: a second motor, a connecting rod, a blanking hopper and a partition plate;
the second motor is fixed at the center of the top surface of the porous screen body; one end of the connecting rod is connected with the output end of the motor II; the discharging hopper is positioned above the porous screen body and is tightly attached to the second through hole;
the blanking hopper consists of an upper part and a lower part, wherein the upper part is a right-angled trapezoidal area, the lower part is a straight cylinder area, and the insides of the upper part and the lower part are communicated;
and a plurality of partition plates are arranged in the discharging hopper at equal intervals, and the space formed between the partition plates corresponds to the size of the second through hole.
In one embodiment, the diameter of the third through hole is larger than that of the second through hole.
In one embodiment, the top surface of the rotating disk is provided smooth.
In one embodiment, the first motor is configured as a stepper motor.
In one embodiment, the diameter of the drop tube is set to be larger than integral multiple of the number of blood collection tubes to be taken.
The second technical scheme of the invention provides a method for selecting blood collection tubes, which comprises the following steps:
firstly, the position of the rotating disc is controlled, and each through hole III on the rotating disc is not aligned with each through hole II on the porous screen body up and down.
Secondly, the blood sampling tubes are placed along the right trapezoid area of the discharging hopper, slide down along the right trapezoid area, and enter the straight cylinder area respectively after encountering the partition plate. If some blood sampling tubes are aligned to the second through holes, the blood sampling tubes fall into the second through holes, next, the second motor is started to drive the blanking hopper to do circular motion, so that the blanking hopper passes through the upper part of the second through holes to fill all the second through holes, and in the same way, different types of blood sampling tubes are respectively filled into the second through holes of the porous sieve body.
Thirdly, the operation of each motor I is controlled respectively according to different blood sampling requirements of patients, when a certain through hole II is right corresponding to the hole site of a certain through hole III, all the other hole sites are staggered, the motor I stops rotating, only one blood sampling tube falls freely and enters the barrel bottom, and then enters a collection box through the falling tube.
And fourthly, similarly, when the next patient takes blood, the rotation of the motor I is controlled, the rotating disc continues to rotate, and the blood taking tube falls freely when the through hole II and the through hole three-hole correspond to each other.
The invention has the following beneficial effects:
1. according to the invention, through a simple rotation mode, the holes on the porous screen body and the holes on the rotating disk are repeatedly superposed and staggered, so that the blood sampling tube can fall down, the manual labor is reduced, and the working efficiency is improved.
2. The invention can independently control the operation of each motor, realize that different blood sampling tubes can be selected at one time without wrong selection, and improve the reliability of the inspection.
3. The arrangement mode of the holes on the porous sieve body can ensure that the holes on the rotating disk coincide with only one hole at a certain time, and the problem of mistakenly selecting a plurality of blood sampling tubes at one time is avoided.
Drawings
Fig. 1 is an overall view of the present invention.
Fig. 2 is a side view of the present invention.
Fig. 3 is a top view of the present invention.
Fig. 4 is a view of the cone-shaped barrel of the present invention.
Fig. 5 is a view of the rotary actuator of the present invention.
FIG. 6 is a top view of the porous screen body of the present invention.
Fig. 7 is a view of a stent of the present invention.
Fig. 8 is an internal view of the lower hopper of the present invention.
Fig. 9 is an overall view of the lower hopper of the present invention.
FIG. 10 is a side view of the lower hopper of the present invention.
Detailed Description
Preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings, so that those embodiments can be easily implemented by those having ordinary skill in the art to which the present invention pertains. However, the present invention may be embodied in many different forms and is not limited to the embodiments described below. In addition, in order to more clearly describe the present invention, components not connected to the present invention will be omitted from the drawings.
Example one
A blood collection tube conveying device of a rotary drop type comprises: the device comprises supporting legs 1, a conical barrel 2, a rotary actuating mechanism 3, a dropping pipe 4, a collecting box 5 and a feeding device 6;
as shown in fig. 1, the conical barrel 2 is fixed by three legs 1, which include: a top cover 21, a barrel wall 22 and a barrel bottom 23; three support legs 1 are arranged on a horizontal plane; the barrel wall 22 is respectively arranged together with the three support legs 1;
as shown in fig. 4, the top cover 21 is arranged at the upper end of the barrel wall 22, and three first through holes 211 are uniformly formed in the top cover 21 by taking the central axis of the top cover 21 as the center; the barrel bottom 23 is a conical structure and is arranged at the lower end of the barrel wall 22, and an outlet 231 is arranged at the bottom of the barrel bottom 23;
as shown in fig. 1, the drop tube 4 is located below the tub bottom 23 and communicates with the outlet 231;
the collecting box 5 is positioned at the outlet position of the falling pipe 4;
the rotary actuator 3 includes: the device comprises a bracket 31, a fixed plate 32, a first motor 33, a porous screen body 34 and a rotating disc 35;
as shown in fig. 7, the bracket 31 has a "Y" shape, and a central axis thereof is fixed at a central position of the bottom surface of the top cover 21; the number of the fixing plates 32 is three, the fixing plates are centered on the central axis of the top cover 21 and are uniformly arranged at three extending ends of the support 31;
as shown in fig. 5, three motors one 33 are correspondingly arranged on the upper bottom surface of each fixing plate 32; three porous sieve bodies 34 are in a cylindrical structure, and are correspondingly fixed at the first through hole 211;
as shown in fig. 6, a plurality of circles of second through holes 341 are uniformly distributed on the porous sieve body 34 around the central axis, the number of the second through holes 341 in each circle is the same, and the intervals between the adjacent second through holes 341 in each circle are equal;
as shown in fig. 7, the rotating disc 35 is located below the porous screen body 34, the diameter of the rotating disc 35 is consistent with that of the porous screen body 34, the center of the bottom surface of the rotating disc 35 is arranged with the output end of the motor one 33, the top surface of the rotating disc 35 is closely attached to the bottom of the porous screen body 34, the central axes of the rotating disc and the bottom of the porous screen body 34 are coincident, a plurality of through holes three 351 with equal intervals are further arranged on the rotating disc 35, and all the through holes three 351 are located on the same straight line;
the size of the second through hole 341 is the same as that of the third through hole 351;
the feeding device 6 has three groups, each group including: a second motor 61, a connecting rod 62, a discharging hopper 63 and a partition plate 64;
as shown in fig. 9, the second motor 61 is fixed at the center of the top surface of the perforated screen 34; one end of the connecting rod 62 is connected with the output end of the second motor 61; the lower hopper 63 is positioned above the porous sieve body 34 and is tightly attached to the second through hole 341;
as shown in fig. 10, the lower hopper 63 is composed of an upper part and a lower part, wherein the upper part is a right-angled trapezoid area 631, and the lower part is a straight cylinder area 632, which are communicated with each other;
as shown in fig. 8, a plurality of partition plates 64 are provided at equal intervals inside the lower hopper 63, and a space formed between the partition plates 64 corresponds to the size of the second through hole 341.
Preferably, as an implementation mode, the diameter of the third through hole 351 is larger than that of the second through hole 341, so as to facilitate the free falling of the blood collection tube.
Preferably, as an embodiment, the top surface of the rotating disc 35 is smooth, so that the rotating disc 35 does not move the blood collection tube when rotating.
Preferably, as an implementation mode, the first motor 33 is a stepping motor, and the purpose of the stepping motor is to precisely control the rotation angle of the rotating disc 35 so as to ensure that the blood collection tube can smoothly fall.
Preferably, as an implementation mode, the diameter of the falling tube 4 is set to be larger than the integral multiple of the number of the blood sampling tubes to be taken, so that the blood sampling tubes can fall simultaneously, and the working efficiency is improved.
Example two
The method for selecting a blood collection tube according to the embodiment of the present invention comprises the following steps:
first, the position of the rotating disk 35 is controlled so that each third through hole 351 of the rotating disk 35 is not aligned with each second through hole 341 of the porous screen body 34 up and down.
Next, the blood collection tubes are placed along the right trapezoid area 631 of the discharging hopper 63, the blood collection tubes slide down along the right trapezoid area 631, and when encountering the partition plate 64, the blood collection tubes enter the straight cylinder area 632 respectively. If some blood sampling tubes are aligned with the second through hole 341, the blood sampling tubes fall into the second through hole 341, next, the second motor 61 is turned on to drive the discharging hopper 63 to make circular motion, so that the discharging hopper 63 passes through the upper part of each second through hole 341 to fill all the second through holes 341, and in the same way, different types of blood sampling tubes are respectively filled into the second through holes 341 of each porous sieve body 34.
Thirdly, the operation of each motor I33 is controlled according to different blood sampling requirements of patients, when a certain through hole II 341 is right corresponding to the hole site of a certain through hole III 351, the rest hole sites are staggered, the motor I33 stops rotating, only one blood sampling tube falls freely and enters the barrel bottom 23, and then enters the collection box 5 through the falling tube 4.
And fourthly, similarly, when the next patient takes blood, the first motor 33 is controlled to rotate, the rotating disc 35 continues to rotate, and the blood taking tube falls freely when the holes of the second through hole 341 and the third through hole 351 correspond to each other.
Claims (6)
1. A blood collection tube conveying device of a rotary drop type comprises: the device comprises supporting legs (1), a conical barrel (2), a rotary actuating mechanism (3), a dropping pipe (4), a collecting box (5) and a feeding device (6);
the method is characterized in that: the conical barrel (2) is fixed by three legs (1), which comprises: a top cover (21), a barrel wall (22) and a barrel bottom (23); three support legs (1) are arranged on a horizontal plane; the barrel wall (22) is respectively arranged together with the three support legs (1);
the top cover (21) is arranged at the upper end of the barrel wall (22), the central axis of the top cover (21) is taken as the center, and three first through holes (211) are uniformly formed in the top cover (21); the barrel bottom (23) is of a conical structure and is arranged at the lower end of the barrel wall (22), and an outlet (231) is arranged at the bottom of the barrel bottom (23);
the falling pipe (4) is positioned below the barrel bottom (23) and communicated with the outlet (231);
the collecting box (5) is positioned at the outlet position of the falling pipe (4);
the rotary actuator (3) comprises: the device comprises a bracket (31), a fixed plate (32), a first motor (33), a porous screen body (34) and a rotating disc (35);
the support (31) is of a Y-shaped structure, and the central shaft of the support is fixed at the central position of the bottom surface of the top cover (21); the number of the fixing plates (32) is three, the central axis of the top cover (21) is taken as the center, and the fixing plates are uniformly arranged at three extending ends of the support (31);
three motors (33) are arranged and correspondingly arranged on the upper bottom surface of each fixing plate (32); three porous sieve bodies (34) are in cylindrical structures and are correspondingly fixed at the first through hole (211);
a plurality of circles of second through holes (341) are uniformly distributed on the porous sieve body (34) around the central shaft, the number of the second through holes (341) in each circle is the same, and the intervals between the adjacent second through holes (341) in each circle are equal;
the rotary disc (35) is positioned below the porous screen body (34), the diameter of the rotary disc is consistent with that of the porous screen body (34), the center of the bottom surface of the rotary disc (35) is arranged together with the output end of the motor I (33), the top surface of the rotary disc (35) is tightly attached to the bottom of the porous screen body (34), the central axes of the rotary disc and the bottom end of the motor I are overlapped, a plurality of through holes III (351) with equal intervals are further formed in the rotary disc (35), and all the through holes III (351) are positioned on the same straight line;
the size of the second through hole (341) is consistent with that of the third through hole (351);
the feeding device (6) has three groups, and each group comprises: a motor II (61), a connecting rod (62), a discharging hopper (63) and a partition plate (64);
the second motor (61) is fixed at the center of the top surface of the porous screen body (34); one end of the connecting rod (62) is connected with the output end of the second motor (61); the discharging hopper (63) is positioned above the porous screen body (34) and is tightly attached to the second through hole (341);
the blanking hopper (63) consists of an upper part and a lower part, wherein the upper part is a right-angled trapezoidal area (631), the lower part is a straight cylinder area (632), and the insides of the two parts are communicated;
a plurality of partition plates (64) are arranged in the discharging hopper (63) at equal intervals, and the space formed between the partition plates (64) corresponds to the size of the second through hole (341).
2. A rotary drop-type blood collection tube transfer device according to claim 1, wherein: the diameter of the third through hole (351) is larger than that of the second through hole (341).
3. A rotary drop-type blood collection tube transfer device according to claim 2, wherein: the top surface of the rotating disc (35) is provided to be smooth.
4. A rotary drop-type blood collection tube transfer device according to claim 3, wherein: the first motor (33) is a stepping motor.
5. The rotary drop-type blood collection tube transfer device according to claim 4, wherein: the diameter of the falling pipe (4) is set to be greater than the integral multiple of the number of the blood sampling pipes to be taken.
6. A rotary drop-type blood collection tube transfer device according to any one of claims 1 to 5, wherein: the blood collection tube selection method comprises the following steps:
firstly, controlling the position of the rotating disc (35) to ensure that each through hole III (351) on the rotating disc (35) is not aligned with each through hole II (341) on the porous screen body (34) up and down;
secondly, placing blood sampling tubes along the right trapezoid area (631) of the discharging hopper (63), enabling the blood sampling tubes to slide down along the right trapezoid area (631), and enabling the blood sampling tubes to enter the straight cylinder area (632) after encountering the partition plate (64); if some blood sampling tubes are aligned to the second through holes (341), the blood sampling tubes fall into the second through holes (341), next, the second motor (61) is started to drive the discharging hopper (63) to do circular motion, so that the discharging hopper (63) passes through the upper part of each second through hole (341) and fills all the second through holes (341), and in the same way, different types of blood sampling tubes are respectively filled into the second through holes (341) of each porous sieve body (34);
thirdly, respectively controlling the operation of each motor I (33) according to different blood sampling requirements of patients, when a certain through hole II (341) is right corresponding to the hole site of a certain through hole III (351), all the other hole sites are staggered at the moment, stopping the rotation of the motor I (33), only one blood sampling tube freely falls into the barrel bottom (23), and then enters the collection box (5) through the falling tube (4);
and fourthly, similarly, when the next patient takes blood, the rotation of the motor I (33) is controlled, the rotating disc (35) continues to rotate, and the time corresponding to the hole positions of the through hole II (341) and the through hole III (351) occurs again, so that the blood taking tube falls freely.
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| CN201910639201.9A CN110498194B (en) | 2019-07-16 | 2019-07-16 | Rotary falling type blood collection tube conveying device and selection method thereof |
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| CN201910639201.9A CN110498194B (en) | 2019-07-16 | 2019-07-16 | Rotary falling type blood collection tube conveying device and selection method thereof |
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| CN110498194B true CN110498194B (en) | 2020-12-01 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| JP2006082963A (en) * | 2004-09-17 | 2006-03-30 | Mitsubishi Heavy Ind Ltd | Hopper and gasification system having the hopper |
| CN204999333U (en) * | 2015-10-12 | 2016-01-27 | 江阴市茂弘机械有限公司 | Sea salt graduated flask metering device |
| CN206395513U (en) * | 2017-01-12 | 2017-08-11 | 郑田柱 | A kind of chemical industry is with dustless from batch charger |
| CN207042544U (en) * | 2017-07-11 | 2018-02-27 | 中国人民解放军第四军医大学 | A kind of Multifunctional blood taking pipe rack |
| CN107826715B (en) * | 2017-11-10 | 2024-05-10 | 王晓杰 | Supply device and supply method |
| CN208249163U (en) * | 2018-06-05 | 2018-12-18 | 绵阳聚贤自动化设备有限公司 | Auto arrangement feeder |
| CN208377805U (en) * | 2018-06-22 | 2019-01-15 | 湖南优尼沃斯医疗科技有限公司 | A kind of heparin tube pipe cap produces feed device automatically |
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