CN113080951B - Blood sampling bracket device and operation method - Google Patents
Blood sampling bracket device and operation method Download PDFInfo
- Publication number
- CN113080951B CN113080951B CN202110381354.5A CN202110381354A CN113080951B CN 113080951 B CN113080951 B CN 113080951B CN 202110381354 A CN202110381354 A CN 202110381354A CN 113080951 B CN113080951 B CN 113080951B
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- hole
- blood sampling
- rack
- groove
- cam
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- 238000010241 blood sampling Methods 0.000 title claims abstract description 154
- 238000000034 method Methods 0.000 title claims abstract description 11
- 238000007599 discharging Methods 0.000 claims description 29
- 239000008280 blood Substances 0.000 claims description 26
- 210000004369 blood Anatomy 0.000 claims description 26
- 230000003068 static effect Effects 0.000 claims description 12
- HTTJABKRGRZYRN-UHFFFAOYSA-N Heparin Chemical compound OC1C(NC(=O)C)C(O)OC(COS(O)(=O)=O)C1OC1C(OS(O)(=O)=O)C(O)C(OC2C(C(OS(O)(=O)=O)C(OC3C(C(O)C(O)C(O3)C(O)=O)OS(O)(=O)=O)C(CO)O2)NS(O)(=O)=O)C(C(O)=O)O1 HTTJABKRGRZYRN-UHFFFAOYSA-N 0.000 claims description 6
- 229960002897 heparin Drugs 0.000 claims description 6
- 229920000669 heparin Polymers 0.000 claims description 6
- 238000007664 blowing Methods 0.000 claims description 3
- 239000000463 material Substances 0.000 description 3
- 238000004891 communication Methods 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000005070 sampling Methods 0.000 description 1
Images
Classifications
-
- 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
-
- 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
- A61B5/150206—Construction or design features not otherwise provided for; manufacturing or production; packages; sterilisation of piercing element, piercing device or sampling device
- A61B5/150305—Packages specially adapted for piercing devices or blood sampling devices
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B50/00—Containers, covers, furniture or holders specially adapted for surgical or diagnostic appliances or instruments, e.g. sterile covers
- A61B50/20—Holders specially adapted for surgical or diagnostic appliances or instruments
- A61B50/22—Racks
Abstract
A blood sampling bracket device and an operation method thereof comprise a frame, a motor, a central cam, a grooved wheel, a drive plate, a cam disc, an incomplete gear, a rack, a lifting rod, a first spring, a rack frame, a chassis, a middle slide block, a tray frame, a blood sampling tray, a positioning pin, a first nut, a second spring and a second nut, the upper portion of the rack is provided with a left vertical plate and a right vertical plate, the upper portions of the 2 vertical plates are provided with coaxial central holes, the front portion of the rack is provided with a rack sliding groove, the middle of a central cam is provided with a cam shaft, the surface of the central cam is provided with a limiting groove, the limiting groove comprises a vertical groove, a left rotating groove and a right rotating groove, the middle of a grooved wheel is provided with a grooved wheel hole, the end surface of the grooved wheel is uniformly provided with 18 shifting grooves, the middle of each 2 shifting grooves is provided with 1 grooved wheel locking arc, the middle of a shifting plate is provided with a shifting plate hole, one side of the shifting plate is provided with a shifting rod, the circumferential direction of the shifting plate is provided with a shifting plate locking arc, and the middle of a cam plate is provided with a cam plate hole.
Description
Technical Field
The invention relates to the field of medical instruments, in particular to a blood sampling bracket device and an operation method.
Background
In the large-scale blood sampling process, because the blood sampling individual quantity is big, the collection of heparin tube with deposit the needs and have strict corresponding relation by the blood sampling person, otherwise make mistakes easily, cause serious medical accident, the mode that the traditional mode adopted login and deposited in order can not guarantee that the in-process goes wrong, need one kind and can guarantee to log in and deposit the device that has strict corresponding relation.
Disclosure of Invention
In order to overcome the defects in the prior art, the invention provides a blood sampling bracket device and an operation method thereof, which ensure the corresponding relationship between login and storage and avoid errors.
The purpose of the invention is realized by the following technical scheme:
a blood sampling bracket device comprises a frame, a motor, a central cam, grooved wheels, a drive plate, a cam disc, an incomplete gear, a rack, a lifting rod, a first spring, a rack frame, a chassis, a middle slide block, a tray frame, a blood sampling tray, a positioning pin, a first nut, a second spring and a second nut, wherein the upper part of the frame is provided with a left vertical plate and a right vertical plate, the upper parts of the 2 vertical plates are provided with coaxial central holes, the front part of the frame is provided with a frame sliding groove, the middle of the central cam is provided with a cam shaft, the surface of the central cam is provided with a limiting groove, the limiting groove comprises a vertical groove, a left rotary groove and a right rotary groove, the middle of the grooved wheel is provided with a grooved wheel hole, the end surface of each grooved wheel is uniformly provided with 18 drive grooves, the middle of each 2 drive groove is provided with 1 grooved wheel locking arc, the middle of the drive plate is provided with a drive plate hole, one side of the drive plate is provided with a drive plate locking arc in the circumferential direction, the cam disc is provided with a static surface and a cam disc surface, the middle of the incomplete gear is provided with a gear hole, the outer side of the incomplete gear is provided with connecting teeth, the lower part of the rack is provided with a rack sliding block, the upper part of the rack is provided with a fixed rod, the rear side of the lifting rod is provided with a discharging hole, the lower part of the lifting rod is provided with a lifting frame sliding block, the right side of the lifting rod is provided with a touch rod, the upper part of the rack is provided with a rack sliding groove, a cam shaft is rotatably connected with a central hole, the cam shaft rotates in the central hole, the right cam shaft sequentially passes through the gear hole and a grooved wheel hole from left to right, the cam shaft is respectively and fixedly connected with the gear hole and the grooved wheel hole, the right side of the frame is fixedly connected with a motor block, the upper part of the motor block sequentially passes through the cam wheel hole and a driving plate hole from right to left, the motor output shaft is fixedly connected with a driving plate hole and a cam plate hole, the driving plate is intermittently and slidably connected with a driving plate, the driving plate locking arc is intermittently rotatably connected with the lower part of the connecting teeth and is in clearance engagement with the rack, the rack sliding block is connected with the rack sliding groove in a sliding mode, the rack sliding groove slides in the rack sliding block, and the lower portion of the rack is fixedly connected with the upper portion of the rack.
The upper part of the chassis is provided with a first dovetail, the middle of the first dovetail is provided with a middle groove, the right side of the chassis is provided with a first hole, the lower part of the first hole is provided with a first threaded hole, the upper part of a middle sliding block is provided with a second dovetail, the lower part of the middle sliding block is provided with a first dovetail groove, the first dovetail groove and the second dovetail groove are mutually vertical, the middle of the first dovetail groove is provided with a moving rod, the right side of the middle sliding block is provided with a second hole, the lower part of the second hole is provided with a second threaded hole, the rear side of the second hole is uniformly provided with 8 first ball sockets, the 8 first ball sockets and the second hole are uniformly distributed on a straight line, the straight line and the second dovetail groove are mutually parallel, the middle of the tray frame is provided with a tray hole, the lower part of the tray frame is provided with a second dovetail groove, the right side of the tray frame is uniformly provided with 8 second ball sockets, the straight line where the second ball socket is positioned is mutually parallel with the second dovetail groove, the upper part of the tray is uniformly provided with 64 blood sampling tube holes, the upper part of the positioning pin is provided with a ball head, the lower part of the first nut is provided with a nut ball socket, the lower part of the chassis is fixedly connected with the upper part of the vertical plate, and the symmetry plane of the chassis and the axis of the central hole are on 1 plane.
The inner sliding connection locating pin of a threaded hole, the sliding connection bulb in the hole, the threaded connection threaded hole of nut No. two, place No. two springs in the middle of locating pin and No. two nuts, the inner sliding connection locating pin of threaded hole No. two, hole sliding connection bulb No. two, No. two threaded holes of nut threaded connection, place another No. 1 spring No. two in the middle of nut and the locating pin.
The carriage release lever passes the intermediate tank, and the carriage release lever slides in the intermediate tank, and carriage release lever lower part slip even spacing groove, and the carriage release lever lower extreme slides in the spacing groove, and dovetail sliding connection dovetail No. one, dovetail sliding connection dovetail slide on dovetail No. one, and dovetail sliding connection dovetail No. two, dovetail slide on dovetail No. two, and the blood sampling dish is placed in the tray hole, places the heparin tube in the heparin tube hole.
Tray hack lever has the sliding hole, sliding hole and dead lever sliding connection, and the dead lever slides in the sliding hole, crane slider sliding connection frame spout, and the crane slider slides in the frame spout, places a spring in the frame spout, and a spring upper portion supports crane slider lower part, and crane slider lower part supports frame upper portion, and stock touching pole and stationary plane, lift face periphery are sliding connection in proper order, and the blowing hole corresponds with the blood sampling tube hole in proper order.
Has the advantages that:
1. the invention relates to a gear rack, which is characterized in that a motor rotates to drive a dial plate and a cam disc to rotate, the dial plate drives a grooved pulley to intermittently rotate when rotating, when the dial plate is contacted with a dial groove, the dial plate dials the dial groove to rotate, the dial plate is separated from the dial groove from the beginning to drive the dial groove to rotate for eighteen turns, when a dial locking arc is contacted with the grooved pulley locking arc, the dial plate rotates, the grooved pulley keeps static, the grooved pulley is provided with 18 dial grooves and 18 grooved pulley locking arcs, the grooved pulley rotates for 1 time to drive a central cam to rotate for 1 time, the central cam also rotates for eighteen turns every 1 time, the central cam rotates for 1 time to drive an incomplete gear to rotate for 1 time, connecting teeth occupy one eighteen turns of the whole circumference, the incomplete gear rotates for 9 times, the connecting teeth can be meshed with a rack for 1 time, at the moment, the connecting teeth can drive the rack to move forwards in a rack frame sliding groove for 1 time, and a rack sliding block and the rack sliding groove adopt a rectangular sliding fit, the meshing clearance between the connecting teeth and the rack can be ensured, and the sliding stability of the rack is ensured.
2. The initial position of the blood sampling disc is that the blood sampling tube hole at the lower right corner corresponds to the discharging hole, the ball head in the chassis props against the nut ball socket under the action of a second spring, the ball head in the middle slide props against the second ball socket at the last side under the action of the second spring, so that the positions of the middle slide, the tray frame and the blood sampling disc are fixed, the positioning pin, the first nut, the second spring and the second nut are matched to play a positioning role, so that the positions of the middle slide, the tray frame and the blood sampling disc are relatively fixed and cannot move freely, the initial position of the lifting rod is that the touch rod is contacted with the highest point of the lift surface, the first spring is compressed, the initial position of the incomplete gear is that the connecting teeth and the rack are just disengaged, the initial position of the moving rod is that the moving rod is at the initial position at the left side of the left-handed groove, and at the time, the blood sampling tube can be inserted into the blood sampling tube hole below from the discharging hole, after the blood sampling device is inserted, a motor is started to drive a driving plate and a cam disc to rotate, when the cam disc rotates, due to the fact that the highest point of a lifting surface is contacted with a touch rod, when the cam disc rotates, the touch rod is rapidly separated from the highest point of the lifting surface and falls onto a static surface under the action of a spring, a lifting rod rapidly rises, a blood sampling tube is separated from a discharging hole, the static surface is a circular arc, then the cam disc continuously rotates, the height of the lifting rod is kept unchanged, the driving plate drives a grooved wheel to rotate for eighteen minutes, the grooved wheel drives a central cam to rotate, the central cam rotates to drive a moving rod to move rightwards, the central cam rotates for 1 time, the moving rod moves rightwards in a dovetail for a certain distance, the moving distance is equal to the distance of a left-right adjacent blood sampling tube hole, the moving rod drives a middle sliding block, a blood sampling tray frame and the chassis, the middle sliding block and the tray frame to move rightwards, and the chassis, the middle sliding block and the tray frame are connected by a dovetail mechanism, the device has better guidance and stability, ensures the stability of the moving process of the blood sampling tray and the positioning accuracy of the blood sampling tube holes, after the device is moved, the second blood sampling tube hole on the right side of the current row is aligned with the discharging hole, the drive plate and the cam disc continue to rotate, the grooved wheel keeps still, the touch rod slides to the lift surface from the static surface, the lifting rod begins to descend, when the touch rod is in contact with the highest point of the lift surface, the motor just stops, the second blood sampling tube is waited to be inserted, the incomplete gear is not meshed with the rack, the incomplete gear keeps idle running, the rack is still, the ball head in the chassis is aligned with the corresponding ball socket at the lower part of the middle slide block, the chassis, the middle slide block and the tray frame are positioned together under the action of the second spring, the chassis, the middle slide block and the tray frame are prevented from freely moving, the positioning accuracy is ensured, after the second blood sampling tube is inserted, the above actions are repeated for 7 times again, the blood sampling tube hole moves from the 1 st on the right side to the 1 st on the left side, when the 9 th time of action, the movable rod contacts with the vertical groove on the left side, at the moment, the connecting tooth and the rack start to be meshed, the incomplete gear rotation drives the rack to move forwards, the rack drives the tray frame to move forwards, the tray frame just moves the distance of the front and back 1 blood sampling tube hole, the discharge hole corresponds to the leftmost blood sampling tube hole of the second row, the ball head in the chassis props against the leftmost nut ball socket under the action of a second spring, the ball head in the middle sliding block props against a second ball socket of the second row under the action of a second spring, the movable rod moves to the right-handed groove, then along with continuous blood sampling, the tray frame moves from the right side to the left side in sequence until the 18 th time, the movable rod returns to the vertical groove on the left side, then the actions are repeated until the blood sampling tube hole is filled, the blood sampling tray is taken down, and the upper blood sampling tray is replaced by the lower blood sampling tray, the blood sampling device is reset, blood sampling is started again, the central cam, the grooved pulley, the driving plate, the cam disc, the incomplete gear, the rack, the lifting rod, the chassis, the middle sliding block and the tray frame cooperatively act to complete the movement of the blood sampling tray, the positioning pin, the first nut, the second spring and the second nut are matched to play a positioning role, and the discharge hole and the blood sampling pipe hole are aligned to ensure that the blood sampling device can be placed at a corresponding position every time without errors.
3. The lifting frame sliding block is clamped in the rack sliding groove and slides in the rack sliding groove, so that the angle of the lifting rod can be limited, the lifting rod can slide in the vertical direction, the axis of the discharging hole can be kept vertical, the moving track of the lifting rod cannot be changed due to deformation when the collision rod is pushed by the cam disc, the discharging hole can be overlapped with the axis of the corresponding blood sampling tube hole, the placing track of the blood sampling tube can be limited, a guiding effect is achieved, and the blood sampling tube can be placed conveniently.
4. The incomplete gear has unchanged rotation period, so that the distance of displacement of the fixed rod is a fixed value by utilizing the meshing of the connecting teeth and the rack insection, and when the tray frame is driven to slide on the middle sliding block, the distance of each movement of the tray frame is the same, so that the discharging hole can be coaxial with the corresponding blood sampling tube hole after each movement of the tray frame.
5. The rotation period of the incomplete gear is unchanged, the rack is influenced by inertia after moving through gear meshing, and can still continue to slide after connecting teeth are separated from rack insections, so that the axle centers of the discharging hole and the blood sampling tube hole cannot be superposed easily, a ball head connected in the second hole is supported by a second spring, the upper end of the ball head penetrates through a second threaded hole and is clamped in the second ball socket, the position of the tray frame can be positioned, the situation that the discharging hole and the blood sampling tube hole cannot correspond to each other due to the influence of the inertia of the rack on the tray frame is reduced, the positioning position of the blood sampling tray is further determined, the positioning accuracy of the blood sampling tube hole is improved, and a blood sampling tube can be placed conveniently.
6. According to the invention, the moving rod is driven to slide in the limiting groove when the central cam rotates, so that the middle sliding block is forced to slide on the chassis, and the middle sliding block slides on the chassis at a constant speed when the middle sliding block and the blood sampling disc are relatively static, and the sliding distances in unit time intervals are equal when the blood sampling disc slides relative to the chassis by matching with the intermittent rotation of the central cam, so that a blood sampling tube hole for placing a blood sampling tube and a discharging hole can form a communication structure.
7. When the invention is used, after each blood sampling, the blood sampling tube is inserted into the blood sampling tube hole at the lower part along the emptying hole, the motor is started, the blood sampling tube hole automatically moves to the next 1 position, the blood sampling tube hole from the lower right corner is placed and sequentially moves to the left, the first row is filled, the blood sampling disc moves forwards, the second row moves to the left from the right, and after the second row is filled, the blood sampling disc moves forwards again to start the third row until the blood sampling disc is filled, the blood sampling disc is replaced, the blood sampling disc is reset, the blood sampling disc is started again, because the invention can regularly move the blood sampling tray, and each time the blood sampling tube is placed, the blood sampling tube hole is inserted from the material placing hole, therefore, the storage of the blood sampling tubes is ensured to have strict sequence and position, and the blood sampling tubes and blood samplers can be ensured to have strict corresponding relation only by sampling blood according to the registered list, so that errors can not occur, and medical accidents are avoided.
Drawings
Fig. 1 is a schematic view of the overall structure of a blood collection holder device according to the present invention.
Fig. 2 is a schematic view of a sheave connection structure according to the present invention.
Fig. 3 is a schematic view of a rack connecting structure according to the present invention.
Fig. 4 is a schematic view of the cam plate connecting structure according to the invention.
Fig. 5 is a schematic view of a chassis connection structure according to the present invention.
Fig. 6 is a schematic view of a rack structure according to the present invention.
Fig. 7 is a schematic view of the structure of the central cam according to the present invention.
Fig. 8 is a schematic plan view of the central cam according to the present invention.
Fig. 9 is a schematic view of the sheave structure according to the present invention.
Fig. 10 is a schematic view of the dial structure according to the present invention.
Fig. 11 is a structural schematic diagram of a cam plate according to the present invention.
Fig. 12 is a schematic view of a partial gear structure according to the present invention.
Fig. 13 is a schematic view of a rack structure according to the present invention.
Fig. 14 is a schematic view of the structure of the lifting rod of the present invention.
Fig. 15 is a schematic view of the structure of the chassis according to the present invention.
Fig. 16 is a schematic view of the structure of the intermediate slider according to the present invention.
FIG. 17 is a schematic view of the bottom structure of the middle slider according to the present invention.
Fig. 18 is a schematic structural view of the tray frame according to the present invention.
Fig. 19 is a schematic view of the bottom structure of the tray rack according to the present invention.
Fig. 20 is a schematic view of the structure of the tray according to the present invention.
Fig. 21 is a schematic view of a locating pin according to the present invention.
Fig. 22 is a structural schematic view of a first nut according to the present invention.
Detailed Description
The invention is explained in more detail below with reference to the figures and examples:
a blood sampling bracket device comprises a frame 110, a motor 114, a central cam 120, a grooved wheel 130, a dial 140, a cam disc 150, an incomplete gear 160, a rack 170, a lifting rod 180, a first spring 184, a rack frame 190, a chassis 210, a middle slider 220, a tray frame 230, a blood sampling tray 240, a positioning pin 250, a first nut 260, a second spring 270 and a second nut 271, wherein the upper part of the frame 110 is provided with a left vertical plate 111 and a right vertical plate 111, the upper parts of the 2 vertical plates 111 are provided with coaxial central holes 112, the front part of the frame 110 is provided with a frame sliding chute 113, the middle of the central cam 120 is provided with a cam shaft 121, the surface of the central cam 120 is provided with a limiting groove, the limiting groove comprises a vertical groove 122, a left rotary groove 123 and a right rotary groove 124, the middle of the grooved wheel 130 is provided with a grooved wheel hole 131, the end face of the grooved wheel 130 is uniformly provided with 18 shifting grooves 132, the middle of each 2 shifting grooves 132 is provided with 1 grooved wheel 133, the middle of the shifting groove 140 is provided with a shifting disk hole 141, one side of the dial 140 is provided with a shift lever 143, the circumferential direction of the dial 140 is provided with a dial stop arc 142, the middle of the cam disc 150 is provided with a cam disc hole 151, the circumferential direction of the cam disc 150 is provided with a stationary surface 152 and a lift surface 153, the middle of the incomplete gear 160 is provided with a gear hole 161, the outer side of the incomplete gear 160 is provided with a connecting tooth 162, the lower part of the rack 170 is provided with a rack slider 171, the upper part of the rack 170 is provided with a fixed rod 172, the rear side of the lifting rod 180 is provided with a discharging hole 181, the lower part of the lifting rod 180 is provided with a lifting slider 182, the right side of the lifting rod 180 is provided with a touch rod 183, the upper part of the rack 190 is provided with a rack sliding groove 191, the cam shaft 121 is rotatably connected with a central hole 112, the cam shaft 121 rotates in the central hole 112, the right cam shaft 121 sequentially passes through the gear hole 161, the grooved hole 131, the cam shaft 121 and the gear hole 161 and the grooved hole 131 from left to right, the right side of the frame 110 is fixedly connected with a motor block 115, and the upper part of the motor block 115 is fixedly connected with a motor 114, an output shaft of the motor 114 sequentially passes through the cam disc hole 151 and the dial disc hole 141 from right to left, the output shaft of the motor 114 is fixedly connected with the dial disc hole 141 and the cam disc hole 151, the dial 143 is intermittently and slidably connected with the dial groove 132, the dial stopping arc 142 is intermittently and rotatably connected with the sheave stopping arc 133, the lower part of the connecting tooth 162 is in clearance engagement with the rack 170, the rack sliding block 171 is slidably connected with the rack sliding groove 191, the rack sliding groove 191 slides in the rack sliding block 171, and the lower part of the rack 190 is fixedly connected with the upper part of the rack 110.
The upper part of the chassis 210 is provided with a first dovetail 211, the middle of the first dovetail 211 is provided with a middle groove 212, the right side of the chassis 210 is provided with a first hole 214, the lower part of the first hole 214 is provided with a first threaded hole 213, the upper part of the middle sliding block 220 is provided with a second dovetail 221, the lower part of the middle sliding block 220 is provided with a first dovetail 222, the first dovetail 222 and the second dovetail 221 are mutually vertical, the middle of the first dovetail 222 is provided with a moving rod 223, the right side of the middle sliding block 220 is provided with a second hole 224, the lower part of the second hole 224 is provided with a second threaded hole 225, the rear side of the second hole 224 is uniformly provided with 8 first ball sockets 226,8 first ball sockets 226 and 8 second holes 224 are uniformly distributed on a straight line, the straight line and the second dovetail 221 are mutually parallel, the middle of the tray frame 230 is provided with a tray hole 231, the lower part of the tray frame 230 is provided with a second dovetail 233, the right side of the tray frame 230 is provided with a tray frame rod 232, the right side of the tray frame 233, the second dovetail 233 is uniformly provided with 8 second ball sockets 234, the straight line of the second ball socket 234 is parallel to the second dovetail groove 233, 64 blood sampling tube holes 241 are uniformly distributed on the upper portion of the blood sampling disc 240, the ball head 251 is arranged on the upper portion of the positioning pin 250, the nut ball socket 261 is arranged on the lower portion of the first nut 260, the lower portion of the chassis 210 is fixedly connected with the upper portion of the vertical plate 111, and the symmetry plane of the chassis 210 and the axis of the central hole 112 are on 1 plane.
The inner end of the first threaded hole 213 is slidably connected with a positioning pin 250, the first hole 214 is slidably connected with a ball head 251, a second nut 271 is in threaded connection with the first threaded hole 213, a second spring 270 is arranged between the positioning pin 250 and the second nut 271, the inner end of the second threaded hole 225 is slidably connected with the positioning pin 250, a second hole 224 is slidably connected with the ball head 251, the first nut 260 is in threaded connection with the second threaded hole 225, and the other 1 second spring 270 is arranged between the first nut 260 and the positioning pin 250.
The moving rod 223 penetrates through the middle groove 212, the moving rod 223 slides in the middle groove 212, the lower portion of the moving rod 223 is connected with the limiting groove in a sliding mode, the lower end of the moving rod 223 slides in the limiting groove, the first dovetail groove 222 is connected with the first dovetail 211 in a sliding mode, the first dovetail groove 222 slides on the first dovetail 211, the second dovetail groove 221 is connected with the second dovetail groove 233 in a sliding mode, the second dovetail groove 233 slides on the second dovetail 221, the blood collection disc 240 is placed in the tray hole 231, and a blood collection tube is placed in the blood collection tube hole 241.
The tray frame rod 232 is provided with a sliding hole 235, the sliding hole 235 is in sliding connection with the fixed rod 172, the fixed rod 172 slides in the sliding hole 235, the lifting frame sliding block 182 is in sliding connection with the rack sliding groove 113, the lifting frame sliding block 182 slides in the rack sliding groove 113, a spring 184 is placed in the rack sliding groove 113, the upper portion of the spring 184 abuts against the lower portion of the lifting frame sliding block 182, the lower portion of the lifting frame sliding block 182 abuts against the upper portion of the rack 110, the collision rod 183, the static surface 152 and the lifting surface 153 are in sequential sliding connection, and the discharging hole 181 sequentially corresponds to the blood sampling tube hole 241.
The motor 114 of the invention rotates to drive the dial 140 and the cam disc 150 to rotate, the dial 140 rotates to drive the grooved wheel 130 to intermittently rotate, when the dial 143 contacts with the dial groove 132, the dial 143 dials the dial groove 132 to rotate, the dial 143 is separated from the dial groove 132 from the beginning to contact with the dial groove 132, the dial groove 132 is driven to rotate for eighteen turns, when the dial locking arc 142 contacts with the grooved wheel locking arc 133, the dial 140 rotates, the grooved wheel 130 keeps still, the grooved wheel 130 has 18 dial grooves 132 and 18 grooved wheel locking arcs 133, the grooved wheel 130 rotates 1 time to drive the central cam 120 to rotate 1 time, the central cam 120 rotates 1 time and also rotates eighteen turns, the central cam 120 rotates 1 time to drive the incomplete gear 160 to rotate 1 time, the connecting tooth 162 occupies one eighteen turn of the whole circumference, the incomplete gear 160 rotates 9 times, the connecting tooth 162 can be meshed with the rack 170 for 1 time, at this time, the connecting tooth 162 can drive the rack 170 to move 1 time forward in the rack frame sliding groove 191, the rack slider 171 and the rack frame sliding groove 191 are in rectangular sliding fit, so that the meshing gap between the connecting teeth 162 and the rack 170 can be ensured, and the sliding stability of the rack 170 can be ensured.
The initial position of the blood sampling disc 240 is that the blood sampling tube hole 241 at the lower right corner corresponds to the discharging hole 181, the ball head 251 in the chassis 210 is propped against the nut ball socket 261 under the action of the second spring 270, the ball head 251 in the middle slider 220 is propped against the rearmost second ball socket 234 under the action of the second spring 270, so that the positions of the middle slider 220, the tray frame 230 and the blood sampling disc 240 are fixed, the positioning pin 250, the first nut 260, the second spring 270 and the second nut 271 are matched to play a positioning role, so that the positions of the middle slider 220, the tray frame 230 and the blood sampling disc 240 are relatively fixed and cannot freely move, the initial position of the lifting rod 180 is that the touch rod 183 is in contact with the highest point of the lifting surface 153, the first spring is compressed at this time, the initial position of the incomplete gear 160 is that the connecting tooth 162 and the rack 170 are disengaged, the initial position of the moving rod 223 is that the moving rod 223 is just at the initial position at the left side of the left rotary groove 123, at this time, the blood sampling tube can be inserted into the blood sampling tube hole 241 below from the discharging hole 181, after the insertion, the motor 114 is started to drive the dial 140 and the cam disc 150 to rotate, when the cam disc 150 rotates, because the highest point of the lift surface 153 is contacted with the touch rod 183, when the cam disc 150 rotates, the touch rod 183 is quickly separated from the highest point of the lift surface 153 and falls onto the static surface 152 under the action of the spring 184, the lifting rod 180 is quickly lifted, at this time, the blood sampling tube is separated from the discharging hole 181, because the static surface 152 is a circular arc, then the cam disc 150 continues to rotate, the lifting rod 180 keeps constant in height, the dial 140 drives the grooved wheel 130 to rotate for eighteen turns, the central cam 120 is driven by the dial 130 to rotate, the central cam 120 rotates to drive the moving rod 223 to move to the right, the moving rod 223 moves to the right for a certain distance in the dovetail 211 every time, and the moving distance is equal to the distance of the blood sampling tube hole 241 adjacent to the left and the right, the moving rod 223 drives the middle sliding block 220, the tray frame 230 and the blood sampling tray 240 to move rightwards, the base plate 210, the middle sliding block 220 and the tray frame 230 are connected by a dovetail mechanism, the guide performance and the stability are good, the stability of the moving process of the blood sampling tray 240 and the positioning accuracy of the blood sampling tube holes 241 are ensured, after the moving, when the second blood sampling tube hole 241 on the right side of the front row is aligned with the discharging hole 181, the dial plate 140 and the cam disc 150 continue to rotate, the grooved wheel 130 keeps still, the touch rod 183 slides to the lifting surface 153 from the static surface 152, the lifting rod 180 begins to descend, the touch rod 183 is just stopped when the highest point contact of the lifting surface 153, the second blood sampling tube is waited to be inserted, the incomplete gear 160 is not meshed with the rack 170, the incomplete gear 160 keeps idle running, the rack 170 keeps still, at the moment, the ball head 251 in the base plate 210 is aligned with the corresponding ball socket 226 at the lower part of the middle sliding block 220, and the base plate 210, the middle sliding block 240 are aligned under the action of the spring 270, The middle slider 220 and the tray frame 230 are positioned together, the chassis 210, the middle slider 220 and the tray frame 230 are prevented from freely moving, the positioning accuracy is ensured, after a second blood collection tube is inserted, the actions are repeated for 7 times, the blood collection tube hole 241 moves from the 1 st on the right side to the 1 st on the left side, when the action is 9 times, the moving rod 223 is contacted with the vertical groove 122 on the left side, at the moment, the connecting tooth 162 and the rack 170 start to be meshed, the incomplete gear 160 rotates to drive the rack 170 to move forwards, the rack 170 drives the tray frame 230 to move forwards, the tray frame 230 just moves the distance of the front and back 1 blood collection tube hole 241, the discharging hole 181 corresponds to the leftmost blood collection tube hole 241 of the second row, at the moment, the ball head 251 in the chassis 210 is propped against the leftmost nut 261 under the action of the second spring 270, the ball head 251 in the middle slider 220 is propped against the second ball socket 234 of the second row under the action of the second spring 270, the moving rod 223 moves into the right-handed groove 124, then the tray frame 230 moves from the right side to the left side sequentially along with continuous blood sampling until the 18 th time, the moving rod 223 returns to the left vertical groove 122 again, the actions are repeated until the blood sampling tube hole 241 is filled, the blood sampling disc 240 is taken down and the next 1 blood sampling disc 240 is replaced, the blood sampling device is reset, blood sampling is started again, the central cam 120, the grooved wheel 130, the dial 140, the cam disc 150, the incomplete gear 160, the rack 170, the lifting rod 180, the chassis 210, the middle slider 220 and the tray frame 230 coordinate to complete the movement of the blood sampling disc 240 together, the positioning pin 250, the first nut 260, the second spring 270 and the second nut 271 are matched to play a positioning role, and the discharging hole 181 and the blood sampling tube hole 241 are aligned to ensure that the corresponding position can be placed each time without errors.
The lifting frame sliding block 182 is clamped in the frame sliding groove 113 and slides in the frame sliding groove 113, the angle of the lifting rod 180 can be limited, the lifting rod 180 can slide in the vertical direction, the axis of the discharging hole 181 can be kept vertical, the moving track of the lifting rod 180 cannot be changed due to deformation when the touching rod 183 is pushed by the cam disc 150, the discharging hole 181 can be overlapped with the axis of the corresponding blood sampling tube hole 241, the placing track of the blood sampling tube can be limited, the guiding effect is achieved, and the blood sampling tube can be placed conveniently.
In the present invention, the rotation period of the incomplete gear 160 is not changed, so that the distance of displacement of the fixing rod 172 is a fixed value by the insection engagement of the connecting teeth 162 and the rack 170, and when the tray frame 230 is driven to slide on the middle slider 220, the distance of each movement of the tray frame 230 is the same, so that the discharging hole 181 can be coaxial with the corresponding blood sampling tube hole 241 after each movement of the tray frame 230.
According to the invention, the rotation period of the incomplete gear 160 is unchanged, the rack 170 is influenced by inertia after being meshed and moved through the gear, and can still continuously slide after the connecting teeth 162 are separated from the insections of the rack 170, so that the axes of the discharging hole 181 and the blood sampling tube hole 241 cannot be overlapped easily, the connecting ball head 251 in the second hole 224 is supported by the second spring 270, the upper end of the connecting ball head passes through the second threaded hole 225 and is clamped in the second ball socket 234, the position of the tray frame 230 can be positioned, the occurrence of the situation that the discharging hole 181 and the blood sampling tube hole 241 cannot correspond to each other due to the influence of the inertia of the rack 170 on the tray frame 230 is reduced, the positioning position of the blood sampling tray 240 is further determined, the positioning accuracy of the blood sampling tube hole 241 is improved, and the blood sampling tube can be conveniently placed.
According to the invention, when the central cam 120 rotates, the movable rod 223 is driven to slide in the limiting groove, so that the middle slider 220 is forced to slide on the base plate 210, and when the middle slider 220 and the blood sampling disc 240 are relatively static, the middle slider 220 slides on the base plate 210 at a constant speed, and by matching with the intermittence of the rotation of the central cam 120, when the blood sampling disc 240 slides relative to the base plate 210, the sliding distances in unit time interval are equal, so that the blood sampling tube hole 241 for placing a blood sampling tube and the material placing hole 181 can form a communication structure.
When the invention is used, after each blood sampling, the blood sampling tube is inserted into the blood sampling tube hole 241 at the lower part along the discharging hole 181, the motor 114 is started, the blood sampling tube hole 241 automatically moves to the next 1 position, the blood sampling tube hole 241 at the lower right corner is placed, the blood sampling tube hole 241 is moved to the left in sequence, the first row is filled, the blood sampling tray 240 moves forwards, the second row moves from the right to the left, after the second row is filled, the blood sampling tray 240 moves forwards again, the third row is started until the blood sampling tray 240 is filled, the blood sampling tray 240 is replaced, the invention is reset, the invention starts again, because the invention can regularly move the blood sampling tray 240, and the blood sampling tube is inserted into the blood sampling tube hole 241 from the discharging hole 181 every time the blood sampling tube is placed, the strict sequence and position of the blood sampling tube are ensured, as long as the blood sampling is carried out according to the registered list, the strict corresponding relation between the blood sampling tube and the blood sampler can be ensured, no error can occur, the occurrence of medical accidents is avoided.
A method of operating a blood collection cradle device, comprising the steps of:
firstly, after each blood sampling, inserting a blood sampling tube into a blood sampling tube hole 241 at the lower part along the discharging hole 181;
secondly, the motor 114 is started, the blood sampling tube holes 241 automatically move to the next 1 position, and the blood sampling tube holes 241 from the lower right corner are placed and sequentially move to the left;
step three, the first row is filled, the blood sampling disc 240 moves forwards, and the second row moves from right to left;
after the fourth row is filled, the blood collecting tray 240 moves forward again to start the third row until the blood collecting tray 240 is filled;
fifthly, the blood collection tray 240 is replaced, the blood collection tray is reset, and the invention starts again, because the invention can regularly move the blood collection tray 240, and each time a blood collection tube is placed, the blood collection tube hole 241 is inserted from the material placing hole 181, so that the storage of the blood collection tube is ensured to have strict sequence and position, as long as the blood collection is carried out according to the registered list, the blood collection tube and the blood collector can be ensured to have strict corresponding relation, errors can not occur, and the occurrence of medical accidents is avoided.
Claims (2)
1. A blood sampling bracket device is characterized by comprising a rack, a motor, a central cam, grooved wheels, a drive plate, a cam disc, an incomplete gear, a rack, a lifting rod, a spring I, a rack frame, a chassis, a middle slide block, a tray frame, a blood sampling tray, a positioning pin, a nut I, a spring II and a nut II, wherein the upper part of the rack is provided with a left vertical plate and a right vertical plate, the upper parts of the 2 vertical plates are provided with coaxial central holes, the front part of the rack is provided with a rack sliding groove, the middle of the central cam is provided with a cam shaft, the surface of the central cam is provided with a limiting groove, the limiting groove comprises a vertical groove, a left spiral groove and a right spiral groove, the middle of the grooved wheel is provided with a grooved wheel hole, the end surface of the grooved wheel is uniformly provided with 18 drive grooves, the middle of each 2 drive groove is provided with 1 grooved wheel locking arc, the middle of the drive plate is provided with a drive plate hole, one side of the drive plate is provided with a drive plate locking arc in the circumferential direction, the middle of the cam disc is provided with a cam plate hole, the circular direction of the cam disc is provided with a static surface and a lift surface, the middle of the incomplete gear is provided with a gear hole, the outer side of the incomplete gear is provided with connecting teeth, the lower part of the rack is provided with a rack slider, the upper part of the rack is provided with a fixed rod, the rear side of the lifting rod is provided with a discharging hole, the lower part of the lifting rod is provided with a lifting frame slider, the right side of the lifting rod is provided with a touch rod, the upper part of the rack is provided with a rack sliding groove, a cam shaft is rotationally connected with a central hole, the cam shaft rotates in the central hole, the right cam shaft sequentially passes through the gear hole and a sheave hole from left to right, the cam shaft is respectively and fixedly connected with the gear hole and the sheave hole, the right side of the frame is fixedly connected with a motor, the upper part of the motor block is fixedly connected with a motor, the output shaft sequentially passes through the cam disc hole and a driving disc hole from right to left, the motor output shaft is fixedly connected with the driving disc hole and the cam disc hole, an intermittent driving disc is slidably connected with a driving disc stopping arc in an intermittent rotation way, the lower part of the connecting tooth is meshed with the rack in a clearance manner, the rack sliding block is connected with the rack sliding groove in a sliding manner, the rack sliding groove slides in the rack sliding block, and the lower part of the rack is fixedly connected with the upper part of the rack; the upper part of the chassis is provided with a first dovetail, the middle of the first dovetail is provided with a middle groove, the right side of the chassis is provided with a first hole, the lower part of the first hole is provided with a first threaded hole, the upper part of a middle sliding block is provided with a second dovetail, the lower part of the middle sliding block is provided with a first dovetail groove, the first dovetail groove and the second dovetail groove are mutually vertical, the middle of the first dovetail groove is provided with a moving rod, the right side of the middle sliding block is provided with a second hole, the lower part of the second hole is provided with a second threaded hole, the rear side of the second hole is uniformly provided with 8 first ball sockets, the 8 first ball sockets and the second hole are uniformly distributed on a straight line, the straight line and the second dovetail groove are mutually parallel, the middle of the tray frame is provided with a tray hole, the lower part of the tray frame is provided with a second dovetail groove, the right side of the tray frame is uniformly provided with 8 second ball sockets, the straight line where the second ball socket is positioned is mutually parallel with the second dovetail groove, the upper part of the tray is uniformly provided with 64 blood sampling tube holes, the upper part of the positioning pin is provided with a ball head, the lower part of the first nut is provided with a nut ball socket, the lower part of the chassis is fixedly connected with the upper part of the vertical plate, and the symmetry plane of the chassis and the axis of the central hole are on 1 plane; the inner end of the first threaded hole is slidably connected with a positioning pin, the first hole is slidably connected with a ball head, the second nut is in threaded connection with the first threaded hole, a second spring is arranged between the positioning pin and the second nut, the inner end of the second threaded hole is slidably connected with the positioning pin, the second hole is slidably connected with the ball head, the first nut is in threaded connection with the second threaded hole, and the other 1 second spring is arranged between the first nut and the positioning pin; the blood sampling tray is placed in a tray hole, and a blood sampling tube is placed in a blood sampling tube hole; tray hack lever has the sliding hole, sliding hole and dead lever sliding connection, and the dead lever slides in the sliding hole, crane slider sliding connection frame spout, and the crane slider slides in the frame spout, places a spring in the frame spout, and a spring upper portion supports crane slider lower part, and crane slider lower part supports frame upper portion, and stock touching pole and stationary plane, lift face periphery are sliding connection in proper order, and the blowing hole corresponds with the blood sampling tube hole in proper order.
2. A method of operating a blood collection holder device according to claim 1, comprising the steps of:
firstly, after each blood sampling, inserting a blood sampling tube into a blood sampling tube hole at the lower part along a discharging hole;
secondly, starting a motor, automatically moving the blood sampling tube holes to the next 1 position, placing the blood sampling tube holes from the lower right corner, and sequentially moving the blood sampling tube holes to the left;
filling the first row, moving the blood sampling disc forwards, and moving the second row from right to left;
fourthly, after the second row is filled, the blood sampling disc moves forwards again to start the third row until the blood sampling disc is filled;
the fifth step, trade down the blood sampling dish, the blood sampling bracket device that resets begins again, because blood sampling bracket device can regular removal blood sampling dish, and place the heparin tube at every turn, all insert the blood sampling tube hole from the blowing hole, this deposit that just guarantees the heparin tube has strict order and position, as long as take a blood sample according to the list of logging in, just can guarantee that heparin tube and blood sampler have strict corresponding relation, the mistake can not appear, has avoided the emergence of medical accident.
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| CN202110381354.5A CN113080951B (en) | 2021-04-09 | 2021-04-09 | Blood sampling bracket device and operation method |
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| CN202110381354.5A CN113080951B (en) | 2021-04-09 | 2021-04-09 | Blood sampling bracket device and operation method |
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| CN113080951B true CN113080951B (en) | 2022-08-09 |
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| CN113349141B (en) * | 2021-07-30 | 2022-05-17 | 中国水产科学研究院黑龙江水产研究所 | Aquaculture feed feeding device and operation method |
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| CN111954493A (en) * | 2018-03-30 | 2020-11-17 | 科技医疗株式会社 | Automatic preparation device for blood collection tube |
| CN112022269A (en) * | 2020-09-28 | 2020-12-04 | 郑州大学第一附属医院 | Auxiliary device is used in nursing of intervention branch of academic or vocational study |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| SE7115273L (en) * | 1970-12-04 | 1972-06-05 | ||
| US4077444A (en) * | 1975-02-12 | 1978-03-07 | Gilson Warren E | Fraction collector |
| US4518264A (en) * | 1982-07-13 | 1985-05-21 | Mitsubishi Kasei Kogyo Kabushiki Kaisha | Stirring apparatus |
| US5082631A (en) * | 1990-06-07 | 1992-01-21 | Transpan Company | Transport tray with pivotal circular cam ramp for biological samples |
| DE4320477A1 (en) * | 1993-06-21 | 1994-12-22 | Bosch Gmbh Robert | Device for the intermittent transport of containers |
| CN109078667B (en) * | 2018-07-13 | 2020-08-28 | 佳木斯大学附属第一医院 | Multifunctional blood sampling rack device for clinical laboratory and operation method |
| CN209752959U (en) * | 2019-04-12 | 2019-12-10 | 安徽医科大学第一附属医院 | Test tube placement rack after blood drawing |
| CN111422468A (en) * | 2020-04-03 | 2020-07-17 | 王超超 | Multifunctional blood collection tube box |
| CN112386339A (en) * | 2020-12-31 | 2021-02-23 | 黑龙江省医院 | Ophthalmic surgery auxiliary device and operation method |
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Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111954493A (en) * | 2018-03-30 | 2020-11-17 | 科技医疗株式会社 | Automatic preparation device for blood collection tube |
| CN112022269A (en) * | 2020-09-28 | 2020-12-04 | 郑州大学第一附属医院 | Auxiliary device is used in nursing of intervention branch of academic or vocational study |
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