CN113117188A

CN113117188A - Emergency transfusion device

Info

Publication number: CN113117188A
Application number: CN202110248422.0A
Authority: CN
Inventors: 林海鸟; 朱聪; 汤鲁明
Original assignee: Second Affiliated Hospital and Yuying Childrens Hospital of Wenzhou Medical University
Current assignee: Second Affiliated Hospital and Yuying Childrens Hospital of Wenzhou Medical University
Priority date: 2021-02-27
Filing date: 2021-02-27
Publication date: 2021-07-16
Anticipated expiration: 2041-02-27
Also published as: CN113117188B

Abstract

The invention discloses an emergency infusion device, which comprises a placing frame, wherein a switching piece is arranged on the placing frame, the switching piece comprises a fixed part and a rotating part rotatably arranged on the fixed part, a butt joint flow channel is arranged in the rotating part, a lower puncture part is formed on the rotating part, a plurality of connecting flow channels arranged at intervals along the rotating path are arranged on the fixed part at positions corresponding to the rotating path of the butt joint flow channel, the rotating part rotates to realize the independent communication of the butt joint flow channel and each connecting flow channel, an upper bottle plug puncture device is connected to each connecting flow channel, a plurality of placing cavities for placing infusion bottles are formed on the placing frame above the switching piece, a driving component for driving the rotating part to rotate is arranged on the placing frame, and the driving component and the rotating part can be in detachable transmission. The invention has the following advantages and effects: the invention can lead the patient to carry out the liquid changing operation by himself without bothering the medical care personnel, and the liquid changing operation is simple, thereby greatly reducing the workload of the medical care personnel.

Description

Emergency transfusion device

Technical Field

The invention relates to a medical instrument, in particular to an emergency transfusion device.

Background

The emergency medical department or the emergency medical center is the department with the most centralized and most various severe patients and the most important rescue and management tasks in the hospital, and is the necessary way for all emergency patients to be admitted for treatment. When the personnel in the department work, the transfusion and the liquid change are always needed for the patient. The injection is a branch of injection, is usually packaged in a glass or plastic infusion bottle or bag, does not contain bacteriostatic agent, and continuously and stably infuses the medicine into the body by adjusting the dripping speed through an infusion apparatus when in use.

According to different illness states of patients, doctors can set a plurality of infusion bottles for matching the patients to treat, and the number of the infusion bottles needed by some illness states is up to four bottles or more. After the doctor prescribes the medicine to be injected, the patient can take the medicine to the injection hall to perform infusion. After one of the infusion bottles is injected, the patient can only call medical staff to change the liquid for the patient, and the infusion apparatus is inserted into the next infusion bottle to continue infusion treatment. As the emergency department is the busiest department in the hospital and the department with the most patients, the phenomenon of insufficient hands occurs every day, and the operation flow of liquid changing greatly increases the workload of medical care personnel; and the phenomenon that medical staff can not change the liquid in time after delay often occurs in the actual operation process. The present invention was made in light of the above existing problems.

Disclosure of Invention

The invention aims to provide an emergency treatment infusion device, which can enable a patient to change the liquid by himself without bothering medical staff, and is simple and convenient in liquid change operation, so that the workload of the medical staff is greatly reduced.

The technical purpose of the invention is realized by the following technical scheme: an emergency transfusion device comprises a placing frame, a switching piece is arranged on the placing frame, the switching piece comprises a fixed part and a rotating part rotatably arranged on the fixed part, a butt joint flow passage is arranged in the rotating part, a lower puncture part for the bottle stopper puncture outfit to puncture the butt joint flow passage in a sealing way is formed on the rotating part, a plurality of connecting flow channels which are arranged at intervals along the rotating path are arranged on the fixing part corresponding to the rotating path of the butt joint flow channel, the rotation part rotates to realize the independent communication between the butt joint flow channel and each connecting flow channel, each connecting flow channel is connected with an upper bottle plug puncture outfit, a plurality of placing cavities for placing the transfusion bottles are formed on the placing frame above the switching piece, the placing frame is provided with a driving component used for driving the rotating part to rotate, and the driving component and the rotating part can be detachably driven.

By adopting the technical scheme, the switching piece is arranged on the placing frame, the infusion bottles are sequentially placed into the placing cavity according to the infusion sequence of the infusion bottles, the upper bottle plug puncture device is punctured into the bottle plug of the infusion bottle to realize one-to-one conduction of the connecting flow channel and the infusion bottle, and finally, the lower puncture part of the bottle plug puncture device on the infusion apparatus is punctured to realize conduction. After the patient finishes injecting the first bottle of infusion bottle, the rotating part is driven to rotate by controlling the driving component, and the butt joint flow channel is rotated to the connecting flow channel corresponding to the second bottle and communicated with the second bottle, so that the injection in the second bottle of infusion bottle can flow into the infusion apparatus through the connecting flow channel and the butt joint flow channel, and the liquid changing operation of the infusion bottle is realized by reciprocating. The operation enables the liquid changing flow to be free of manual interference, saves the liquid changing flow of medical staff, greatly reduces the workload of the medical staff, and is simple and convenient to operate.

Further setting the following steps: the utility model discloses a fixed part installation, including placing the frame, be formed with the mounting hole that supplies the fixed part installation on placing the frame, the outer wall of fixed part is equipped with the fixed slot, it is used for realizing the fixed elastic claw of fixed part in the mounting hole to place to be equipped with the cooperation fixed slot on the frame, can be connected with between fixed part and the rotating part and be used for fixing a position these connecting rod between them, work as when connecting rod location fixed part and rotating part, the butt joint runner communicates with each other with one of them.

Through adopting above-mentioned technical scheme, realized mounting hole and switching piece demountable installation between the two through elasticity jack catch and fixed slot cooperation between the two for it is more simple and convenient to switch the installation operation of piece on placing the frame, and the convenience is changed disposable switching piece. The setting of connecting rod is used for fixing a position initial position between fixed part and the rotating part two, makes the butt joint runner can communicate with each other with first connection runner. After the medical staff completes the butt joint of the infusion bottle and the switching piece, the connecting rod is cut off, and the rotating matching between the rotating part and the fixing part can be ensured. This also prevents the shifting of the switch during installation.

Further setting the following steps: the drive component includes along with rotating part pivoted gear, slide set up place the frame and with rack, the linear electric motor who drives rack motion, be used for the reset spring of reset rack and make rack drive gear unidirectional rotation's one-way subassembly in gear engagement, it is equipped with the power for the linear electric motor power supply to place on the frame, the last electricity connection of linear electric motor has control switch.

Through adopting above-mentioned technical scheme, linear electric motor cooperation reset spring realizes the reciprocating motion of rack, and the rack in the reciprocating motion is used for drive gear to drive the rotating part under the effect of one-way subassembly and realizes one-way rotation to realize that the butt joint runner realizes communicating with each butt joint of being connected the runner along the direction of rotation of rotating part in proper order. Medical personnel only need dock infusion bottle and butt joint runner according to the rotation direction of rotating part in proper order, just can avoid infusing the mistake in the order to the potential safety hazard of avoiding existence.

Further setting the following steps: the one-way subassembly includes along with rack motion's guide post, set up in place the frame and supply the gliding inferior guide spout of guide post, both ends all communicate the inferior guide spout of main guide spout and set up in the switching piece of main guide spout, work as when the guide post slides in main guide spout, rack and gear engagement work as when the guide post slides in inferior guide spout, rack and gear separation work as when the guide post slides towards switching piece, switching piece guide post gets into inferior guide spout.

Through adopting above-mentioned technical scheme, linear electric motor drive rack drives the guide post and moves and drive gear revolve towards the switching piece in leading guide chute, when the rack moves towards the switching piece under reset spring's effect, the guide post gets into inferior guide chute from the one end of inferior guide chute under the effect of switching piece to other end return from inferior guide chute to leading guide chute, and when the guide post slided in inferior guide chute, rack and gear separation, realize with this that rack drive gear carries out unidirectional rotation.

Further setting the following steps: the switching piece rotates and sets up in leading guide spout lateral wall, be equipped with the torsional spring that the drive switching piece offseted in crossing position between inferior guide spout and the leading guide spout between the two on the switching piece, work as when linear electric motor drive guide post slides towards the switching piece, the guide post slides and switches the piece, works as when reset spring drive guide post slides towards the switching piece, the guide post gets into inferior guide spout and slides back to leading guide spout through inferior guide spout under the effect of switching piece.

By adopting the technical scheme, the linear motor drives the rack to drive the guide post to move towards the main guide sliding groove and the switching block, the guide post abuts against the switching block and drives the switching block to rotate, and therefore the guide post can smoothly slide through the switching block. When the guide post moves back towards the switching block under the action of the return spring, the guide post drives the switching block to prop against the crossed position between the secondary guide sliding groove and the main guide sliding groove and guides the guide post to enter the secondary guide sliding groove, so that the unidirectional driving of the rack to the gear is completed.

Further setting the following steps: the rotating part with place and be equipped with between the frame and switch and remind the component, the component is reminded including guide piece and multiunit to the switching, the multiunit remind the component and connect the runner one-to-one setting, remind the component including along vertical direction slip set up in the warning piece of placing the frame and drive the drive spring who reminds the piece downstream, the guide piece is fixed to be set up in the rotating part periphery wall and is used for the guide to remind the piece upward movement, the guide piece forms a release area along the rear of rotating part rotation direction, works as when the release area removes to the position that corresponds to reminding the piece, remind the piece downstream and butt joint runner and this corresponding connection runner of reminding the piece to be in communicating state under drive spring's effect.

Through adopting above-mentioned technical scheme, when the rotating part drives the butt joint runner from one of them connection runner to the next connection runner pivoted in-process, the rotating part drives the synchronous motion of reminding the piece towards of guide piece, remind the piece upward movement and compress drive spring under the effect of guide piece, when the guide piece rotated and reminded the piece, remind the piece to get into the release district and lose the effort that the guide piece formed to it, make and remind quick downstream and striking placing frame production warning sound under drive spring's effect of piece, and at this moment, the butt joint runner just communicates with each other with the next connection runner and forms the butt joint, play and switch the warning effect, make patient can clearly trade the completion of liquid operation flow.

Further setting the following steps: the rotating part includes the main part and sealed rotation sets up in the connecting portion of main part, the sealed normal running fit of main part and fixed part, lower puncture portion set up in connecting portion, the butt joint runner set up in the main part.

Through adopting above-mentioned technical scheme, set up to sealed pivoted mode between main part and the connecting portion for the syringe that the main part in the rotation can not drive and be connected with the connecting portion rotates together, thereby prevents that the infusion hose from appearing the distortion phenomenon, thereby guarantees the smooth and easy going on of infusion flow.

Further setting the following steps: the connecting part is positioned on the other side of the main body part relative to the fixing part, and a pull rope is connected to the connecting part.

Through adopting above-mentioned technical scheme, the existence of stay cord provides the point of application of force for the operation to it takes out in placing the frame to be more convenient to switch, makes the operation more convenient.

Further setting the following steps: and the positions, corresponding to the placing cavities, on the placing frame are provided with labels.

By adopting the technical scheme, medical personnel can place the infusion bottle into the placement frame in sequence more intuitively by observing the label.

Further setting the following steps: the bottle stopper puncture outfit comprises a lower bottle stopper puncture outfit arranged on the upper bottle stopper puncture outfit, wherein an upper puncture part which corresponds to each connecting flow passage and is used for the lower bottle stopper puncture outfit to puncture the connecting flow passage in a sealing way is formed on the fixing part.

By adopting the technical scheme, the connection quantity between the infusion bottle and the switching piece can be selected according to the quantity of different infusion bottles, and the switching piece is more practical.

In conclusion, the invention has the following beneficial effects: the invention can lead the patient to carry out the liquid changing operation by himself without bothering the medical care personnel, and the liquid changing operation is simple, thereby greatly reducing the workload of the medical care personnel.

Drawings

FIG. 1 is a perspective view of an embodiment;

FIG. 2 is a schematic structural diagram of an embodiment;

FIG. 3 is a partial schematic structural view of an embodiment;

FIG. 4 is a schematic structural view of a driving member in the embodiment;

FIG. 5 is a partial exploded view of the driving member in the first embodiment;

FIG. 6 is a schematic structural view of a unidirectional assembly of an embodiment;

FIG. 7 is a partially expanded view II of the driving member in the embodiment;

FIG. 8 is a partial exploded view of an embodiment;

fig. 9 is a sectional view of the switching member in the embodiment.

In the figure: 1. placing the frame; 2. a fixed part; 3. a rotating part; 31. a main body portion; 32. a connecting portion; 4. butting a flow channel; 5. a lower puncture part; 6. connecting the flow channel; 7. a bottle stopper puncture outfit is arranged; 8. a placement chamber; 9. a drive member; 91. a gear; 92. a rack; 93. a linear motor; 94. A return spring; 95. a unidirectional component; 951. a guide post; 952. a main guide chute; 953. a secondary guide chute; 954. a switching block; 96. a power source; 97. a control switch; 10. mounting holes; 11. Fixing grooves; 12. an elastic claw; 13. a connecting rod; 14. switching a reminding component; 141. a guide block; 142. a reminder component; 1421. a reminding block; 1422. a drive spring; 15. a release region; 16. pulling a rope; 17. labeling; 18. a bottle stopper puncture outfit is arranged; 19. and an upper puncture part.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Referring to fig. 1 to 9, an emergency transfusion device comprises a placing frame 1, wherein a mounting hole 10 is formed on the placing frame 1, and a switching piece is mounted in the mounting hole 10. The switching piece comprises a fixing part 2 and a rotating part 3, the rotating part 3 comprises a main body part 31 and a connecting part 32 which is arranged on the main body part 31 in a sealing and rotating mode, the main body part 31 is in sealing and rotating fit with the fixing part 2, the rotating fit between the main body part 31 and the fixing part 2 is damping rotation, and the main body part 31 cannot rotate when being subjected to small force in the mode of damping and rotating fit. The main body part 31 is internally provided with a butt joint flow passage 4, the connecting part 32 is provided with a lower puncture part 5 for the bottle stopper puncture device to be punctured into the butt joint flow passage 4 in a sealing way, and the lower puncture part 5 is a rubber bottle stopper fixedly arranged on the connecting part 32. A plurality of connecting flow passages 6 are arranged at intervals along the rotating path at positions corresponding to the rotating path of the butt joint flow passage 4 in the fixing part 2, and the rotating part 3 rotates to realize the independent communication between the butt joint flow passage 4 and each connecting flow passage 6. An upper puncture part 19 is formed on the fixing part 2 at a position corresponding to each connecting flow passage 6, and the upper puncture part 19 is a rubber stopper fixedly arranged on the fixing part 2.

Each upper puncture part 19 is punctured with a lower bottle stopper puncture device 18 extending into the connecting flow channel 6, the lower bottle stopper puncture device 18 is fixedly connected with an upper bottle stopper puncture device 7, and a plurality of placing cavities 8 for placing transfusion bottles are formed on the placing frame 1 above the switching piece. The placing frame 1 is provided with a driving component 9 for driving the rotating part 3 to rotate, and the driving component 9 and the rotating part 3 can be detachably transmitted. The rotating part 3 and place and be equipped with between the frame 1 and switch and remind component 14, place and all fixedly be provided with reference numeral 17 in the position that the chamber 8 was all placed corresponding to every on the frame 1, the position that the fixed part 2 is corresponding to every last puncture portion 19 all fixedly is provided with the reference numeral, the reference numeral 17 of these two places is the number one two three so on, and is used for showing one and a butt joint, two and so on.

Fixed slot 11 has been seted up to the outer wall of fixed part 2, places frame 1 and goes up an organic whole and be provided with cooperation fixed slot 11 and be used for realizing fixed part 2 at the elastic claw 12 of mounting hole 10 internal fixation, and fixedly connected with is used for fixing a position connecting rod 13 between fixed part 2 and the rotating part 3 between these two, and when connecting rod 13 location fixed part 2 and rotating part 3, butt joint runner 4 communicates with each other with first connecting runner 6. The connecting rod 13 is a breakable plastic rod. The connecting portion 32 is positioned on the other side of the body portion 31 with respect to the fixed portion 2, and the cord 16 is fixedly connected to the connecting portion 32.

The driving member 9 includes a gear 91 integrally disposed on the main body 31, a rack 92 slidably disposed on the placement frame 1 and engaged with the gear 91, a linear motor 93 driving the rack 92 to move, a return spring 94 for returning the rack 92, and a one-way assembly 95 driving the rack 92 to drive the gear 91 to rotate in one-way direction, a power supply 96 for supplying power to the linear motor 93 is disposed in the placement frame 1, a control switch 97 is electrically connected to the linear motor 93, and the power supply 96 is a battery and is electrically connected to the linear motor 93. The linear motor 93 is fixedly arranged on the placing frame 1 and pushes the rack 92 to move, one end of the return spring 94 is fixedly connected with the placing frame 1, and the other end of the return spring is fixedly connected with the rack 92.

The one-way assembly 95 includes a guide post 951 fixedly disposed below the rack 92, a main guide chute 952 disposed in the placement frame 1 and provided for the guide post 951 to slide, a sub guide chute 953 disposed in the placement frame 1 and having two ends both connected to the main guide chute 952, and a switching block 954 disposed on the main guide chute 952. The rack 92 is engaged with the gear 91 when the guide bar 951 slides in the main guide chute 952, and the rack 92 is disengaged from the gear 91 when the guide bar 951 slides in the sub guide chute 953. The switching block 954 is rotatably disposed on a sidewall of the main guiding chute 952 through a rotating shaft, a torsion spring (not shown) is disposed on the switching block 954 and drives the switching block 954 to abut against an intersection position between the sub guiding chute 953 and the main guiding chute 952, the torsion spring is sleeved on the rotating shaft, and one end of the torsion spring is fixedly connected with the sidewall of the main guiding chute 952 while the other end of the torsion spring is fixedly connected with the switching block 954. When the linear motor 93 drives the guide post 951 to slide towards the switching block 954, the guide post 951 slides through the switching block 954, and when the return spring 94 drives the guide post 951 to slide towards the switching block 954, the switching block 954 abuts against the intersection position between the secondary guide sliding groove 953 and the primary guide sliding groove 952 under the action of the guide post 951 and guides the guide post 951 to enter the secondary guide sliding groove 953 and slide back to the primary guide sliding groove 952 through the secondary guide sliding groove 953.

The switching reminding member 14 includes a guiding block 141 and a plurality of groups of reminding assemblies 142, and the groups of reminding assemblies 142 are disposed in one-to-one correspondence with the connecting runners 6. Reminding subassembly 142 includes along vertical direction slide set up in the warning piece 1421 of placing frame 1 and the drive spring 1422 that the piece 1421 moved down is reminded in the drive, drive spring 1422's one end with place frame 1 fixed connection, the other end and remind piece 1421 fixed connection. The guiding block 141 is fixedly disposed on the outer peripheral wall of the main body 31 and used for guiding the reminder block 1421 to move upward, the guiding block 141 forms a release area 15 behind the rotation direction of the rotating portion 3, when the release area 15 moves to a position corresponding to the reminder block 1421, the reminder block 1421 moves downward under the action of the driving spring 1422, and the connection flow channel 6 corresponding to the reminder block 1421 and the docking flow channel 4 are in a communication state. The friction damping force formed by the rotational fit between the main body portion 31 and the fixing portion 2 is greater than the elastic force of the driving spring 1422, so that the driving spring 1422 cannot rotate the main body portion 31 due to the force of the reminding block 1421 acting on the guide block 141, and the main body portion 31 is ensured to rotate in one direction under the driving of the driving member 9.

The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications of the present embodiment without inventive contribution as needed after reading the present specification, but all of them are protected by patent law within the scope of the claims of the present invention.

Claims

1. An emergency infusion device, which is characterized in that: the bottle stopper switching device comprises a placing frame (1), a switching piece is installed on the placing frame (1), the switching piece comprises a fixing portion (2) and a rotating portion (3) rotatably arranged on the fixing portion (2), a butt joint flow channel (4) is arranged in the rotating portion (3), a lower piercing portion (5) for a bottle stopper piercer to pierce the butt joint flow channel (4) in a sealing manner is formed on the rotating portion (3), a plurality of connecting flow channels (6) arranged at intervals along the rotating path are arranged at a position, corresponding to the rotating path of the butt joint flow channel (4), on the fixing portion (2), the butt joint flow channel (4) is communicated with each connecting flow channel (6) independently, an upper bottle stopper piercer (7) is connected to each connecting flow channel (6), a plurality of placing cavities (8) for placing a transfusion bottle are formed above the switching piece on the placing frame (1), the placing frame (1) is provided with a driving component (9) for driving the rotating part (3) to rotate, and the driving component (9) and the rotating part (3) can be detachably transmitted.

2. The emergency infusion device of claim 1, wherein: place and be formed with mounting hole (10) that supply fixed part (2) to install on frame (1), the outer wall of fixed part (2) is equipped with fixed slot (11), it is used for realizing fixed part (2) elasticity jack catch (12) at mounting hole (10) internal fixation to be equipped with cooperation fixed slot (11) on frame (1) to place, be connected with between fixed part (2) and rotating part (3) and be used for fixing a position connecting rod (13) between these two, work as when connecting rod (13) location fixed part (2) and rotating part (3), butt joint runner (4) communicate with each other with one of them connecting runner (6).

3. The emergency infusion device of claim 1, wherein: the driving member (9) comprises a gear (91) rotating along with the rotating part (3), a linear motor (93) which is arranged on the placing frame (1) and meshed with the gear (91) in a sliding mode, a reset spring (94) used for resetting the rack (92) and a one-way assembly (95) enabling the rack (92) to drive the gear (91) to rotate in a one-way mode, a power supply (96) for supplying power to the linear motor (93) is arranged on the placing frame (1), and the linear motor (93) is electrically connected with a control switch (97).

4. The emergency infusion device of claim 3, wherein: one-way component (95) include guide post (951) along with rack (92) motion, set up in placing frame (1) and supply guide post (951) gliding main guide spout (952), both ends all communicate secondary guide spout (953) of main guide spout (952) and set up in switch block (954) of main guide spout (952), when guide post (951) slide in main guide spout (952), rack (92) and gear (91) mesh, when guide post (951) slide in secondary guide spout (953), rack (92) and gear (91) separation, when guide post (951) slide towards switch block (954), switch block (954) guide post (951) get into secondary guide spout (953).

5. The emergency infusion device of claim 4, wherein: switch piece (954) and rotate and set up in main direction spout (952) lateral wall, it switches the torsional spring that piece (954) supported in the crossing position between two in inferior direction spout (953) and main direction spout (952) to be equipped with the drive on switching piece (954), works as linear electric motor (93) drive guide post (951) when switching piece (954) slide towards, guide post (951) slide switch piece (954), work as reset spring (94) drive guide post (951) when switching piece (954) slide towards, guide post (951) get into inferior direction spout (953) and slide back to main direction spout (952) through inferior direction spout (953) under the effect of switching piece (954).

6. The emergency infusion device of claim 1, wherein: the utility model discloses a frame, including rotating part (3) and placing frame (1) between be equipped with switch and remind component (14), switch and remind component (14) including guide piece (141) and multiunit warning subassembly (142), the multiunit warning subassembly (142) and connection runner (6) one-to-one set up, remind subassembly (142) including along vertical direction slip set up in the warning piece (1421) of placing frame (1) and drive remind piece (1421) drive spring (1422) that move down, guide piece (141) fixed set up in rotating part (3) periphery wall and be used for guiding to remind piece (1421) upward movement, guide piece (141) form a release area (15) along rotating part (3) rotation direction's rear, when release area (15) move to the position corresponding to reminding piece (1421), remind piece (1421) down under the effect of drive spring (1422) and butt joint runner (4) and this connection runner corresponding to remind piece (1421) of piece (1421) connecting the runner (1422) (6) Is in a communicating state.

7. The emergency infusion device of claim 1, wherein: the rotating part (3) comprises a main body part (31) and a connecting part (32) which is arranged on the main body part (31) in a sealing and rotating mode, the main body part (31) is in sealing and rotating fit with the fixing part (2), the lower puncture part (5) is arranged on the connecting part (32), and the butt joint flow channel (4) is arranged on the main body part (31).

8. The emergency infusion device of claim 7, wherein: the connecting part (32) is positioned on the other side of the main body part (31) relative to the fixing part (2), and the pull rope (16) is connected to the connecting part (32).

9. The emergency infusion device of claim 1, wherein: and the positions, corresponding to the positions of the placing cavities (8), on the placing frame (1) are provided with marks (17).

10. The emergency infusion device of claim 1, wherein: the bottle stopper puncture device comprises a lower bottle stopper puncture device (18) arranged on an upper bottle stopper puncture device (7), wherein an upper puncture part (19) which corresponds to each connecting flow channel (6) and is used for the lower bottle stopper puncture device (18) to puncture the connecting flow channel (6) in a sealing way is formed on the fixing part (2).