CN212213740U - Blood drawing device capable of replacing blood collection tube by self - Google Patents
Blood drawing device capable of replacing blood collection tube by self Download PDFInfo
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- CN212213740U CN212213740U CN202020334235.5U CN202020334235U CN212213740U CN 212213740 U CN212213740 U CN 212213740U CN 202020334235 U CN202020334235 U CN 202020334235U CN 212213740 U CN212213740 U CN 212213740U
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- wheel shaft
- guide rail
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Abstract
The utility model provides a blood drawing device for self-help replacement of a blood collection tube, which comprises a shell vertical plate, a guide rail rod, a scroll rod, a transmission wheel shaft and a rotating wheel shaft, wherein the guide rail, the guide rail rod, the scroll rod, the transmission wheel shaft and the rotating wheel shaft are in transmission connection; the upper end and the lower end of the inner part of the shell vertical plate are both provided with sliding grooves, the upper end and the lower end of the guide rail are arranged in the sliding grooves in a sliding manner, and the top of the guide rail is fixedly provided with a guide rail rod; one end of the worm is in transmission connection with a motor, the other end of the worm is vertically provided with a rocker, the tail end of the rocker is vertically provided with a push rod column, and the push rod column is in sliding fit with the inner side of the guide rail; a plurality of end face cylindrical gear teeth are circularly arranged on one side face of the transmission wheel shaft and are in meshed transmission with the worm; a plurality of tube slots are formed in the circumferential surface of the rotating wheel shaft at equal intervals, and blood sampling tubes are arranged in the tube slots. The device can realize changing the heparin tube by oneself, accomplishes the blood sampling process, effectual improvement blood sampling personnel's work efficiency.
Description
Technical Field
The utility model relates to a medical equipment, specific theory has related to a change heparin tube device of drawing blood by oneself.
Background
Medical staff can frequently gather the blood sample when carrying out the physical examination diagnosis or daily physical examination to the patient, at present most use traditional blood collection mode, rely on manual operation, it is backward to equip the level, the artifical blood sampling in-process, the operation degree of difficulty is big, there is certain risk factor, a patient need inspect different chemical examination projects sometimes, so blood sampling personnel still need manual change heparin tube at the in-process of drawing blood, can delay the time of blood sampling like this, also can increase patient's psychological burden. With the improvement of the scientific and technical level, partial scientific research institutions design automatic arteriovenous blood sampling equipment, the automation level in the field of blood sampling is improved, but most of equipment is still imperfect, the defects of inaccurate needle insertion point, long blood sampling time and the like exist, and most of blood sampling equipment is still in the test stage.
In order to solve the above problems, people are always seeking an ideal technical solution.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a change heparin tube device of drawing blood by oneself to prior art not enough to the purpose.
In order to realize the purpose, the utility model discloses the technical scheme who adopts is: the utility model provides a change heparin tube blood drawing device by oneself which characterized in that: the vertical guide rail device comprises a shell vertical plate, and a guide rail, a guide rail rod, a worm, a transmission wheel shaft and a rotating wheel shaft which are in transmission connection;
the upper end and the lower end of the inner part of the shell vertical plate are both provided with sliding grooves, the upper end and the lower end of the guide rail are arranged in the sliding grooves in a sliding manner, and the top of the guide rail is fixedly provided with a guide rail rod;
a worm supporting seat is arranged at the bottom of the worm, one end of the worm is in transmission connection with a motor, a rocker is vertically arranged at the other end of the worm, a push rod column is vertically arranged at the tail end of the rocker, and the push rod column is in sliding fit with the inner side of the guide rail;
the transmission wheel shaft is arranged on one side of the rotating wheel shaft, a supporting surface is formed at the connecting part between the transmission wheel shaft and the rotating wheel shaft, and the supporting surface is rotatably arranged on the supporting frame; a plurality of end face cylindrical gear teeth are circularly arranged on one side face of the transmission wheel shaft and are in meshed transmission with the worm;
a plurality of tube grooves are formed in the circumferential surface of the rotating wheel shaft at equal intervals, the tube grooves correspond to the end face cylindrical gear teeth, and blood sampling tubes are arranged in the tube grooves;
the guide rail comprises a semi-elliptical part and a vertical rod part connected to the semi-elliptical part, one end of the guide rail rod is parallel to the axis of the rotary wheel shaft and is provided with a tube pushing clamp used for pushing and pulling the blood sampling tube, and the other end of the guide rail rod is vertically bent towards the direction of the shell vertical plate and is fixed at the upper end of the vertical rod part;
a pipe storage groove is formed in one side above the rotating wheel shaft, and a receiving groove is formed in one side below the rotating wheel shaft.
Based on the above, the outside of tube seat is provided with and is used for preventing the only end face dish of heparin tube landing.
Based on the aforesaid, self-service change heparin tube bloodletting instrument still including setting up needle tubing and blood transfusion tube on one side in the tube seat outside, work as the outer end butt of heparin tube is in when ending the terminal surface dish the needle tubing can pierce in the heparin tube.
Based on the above, all a plurality of the tube grooves are parallel to the axis of the rotating wheel shaft.
Based on the above, the diameter of the rotating axle is larger than the diameter of the transmission axle.
Based on the above, the lower end opening of the pipe storage groove is located above the pipe groove.
Based on the above, the upper end opening of the receiving groove is located below the pipe groove.
Based on the above, the diameter of the end stopping surface disc is smaller than that of the rotating wheel shaft, and the outer peripheral surface of the end stopping surface disc exceeds the bottom of the pipe groove.
Based on the above, the number of the end face cylindrical gear teeth is equal to the number of the pipe grooves.
Based on the above, the worm is provided with the spiral gear teeth. Wherein, the spiral gear teeth on the worm can be meshed with the end face cylindrical gear teeth every two revolutions.
The utility model discloses relative prior art has substantive characteristics and progress, specific theory, the utility model provides a change heparin tube bloodletting instrument by oneself only needs to put into the storage tube bank to the required heparin tube of patient when taking a blood sample, under the mechanical device help of changing the heparin tube by oneself, can realize changing the heparin tube by oneself, accomplishes the blood sampling process, can effectual improvement blood sampling personnel's work efficiency.
Drawings
Fig. 1 is the utility model provides a change heparin tube drawing blood device spatial structure sketch map by oneself.
Fig. 2 is the utility model provides a change heparin tube device of drawing blood by oneself side structure schematic diagram.
Fig. 3 is the utility model provides a worm structure schematic diagram in the device of drawing blood of changing heparin tube by oneself.
Fig. 4 is the utility model provides a change by oneself rotary shaft structure sketch map in heparin tube hemospasia device.
Fig. 5 is the structural schematic diagram of the vertical plate of the shell in the device for self-service replacement of the blood collection tube and blood drawing.
In the figure: 1. a pipe storage groove; 2. a receiving groove; 3. an electric motor; 4. a shell vertical plate; 5. a worm; 6. a guide rail; 7. a guide rail rod; 8. rotating the wheel shaft; 9. a worm support seat; 10. a blood collection tube; 11. end face cylindrical gear teeth; 12. a needle tube; 13. a blood transfusion tube; 14. a drive axle; 15. a pipe groove; 16. a rocker; 17. pushing the pipe clamp; 18. a dead end face disc; 19. a chute; 20. a semi-elliptical portion; 21. a vertical rod part; 22. a push rod column.
Detailed Description
The technical solution of the present invention will be described in further detail through the following embodiments.
The embodiment provides a blood drawing device for self-service replacement of a blood collection tube, which comprises a shell vertical plate 4, a guide rail 6, a guide rail rod 7, a scroll rod 5, a transmission wheel shaft 14 and a rotating wheel shaft 8, wherein the guide rail 6, the guide rail rod 7, the scroll rod 5, the transmission wheel shaft 14 and the rotating wheel shaft are in transmission connection with each other, as shown in fig. 1, fig. 2, fig. 3, fig. 4 and.
The upper end and the lower end of the inside of the shell vertical plate 4 are both provided with a sliding groove 19, the upper end and the lower end of the guide rail 6 are arranged in the sliding groove 19 in a sliding manner, and a guide rail rod 7 is fixedly arranged at the top of the guide rail 6.
The worm 5 is provided with spiral gear teeth. The bottom of the worm 5 is provided with a worm supporting seat 9, one end of the worm 5 is in transmission connection with the motor 3, the other end of the worm 5 is vertically provided with a rocker 16, the tail end of the rocker 16 is vertically provided with a push rod column 22, and the push rod column 22 is in sliding fit with the inner side of the guide rail 6.
The transmission wheel shaft 14 is arranged on one side of the rotating wheel shaft 8, a supporting surface is formed at the connecting part between the transmission wheel shaft 14 and the rotating wheel shaft 8, and the supporting surface is rotatably arranged on the supporting frame. A plurality of end face cylindrical gear teeth 11 are circularly arranged on one side face of the transmission wheel shaft 14, and the end face cylindrical gear teeth 11 are in meshing transmission with the worm 5.
A plurality of tube grooves 15 have been seted up to the equidistant a plurality of tube grooves 15 of periphery of rotatory shaft 8, tube groove 15 with the setting of terminal surface cylinder teeth of a cogwheel 11 correspondence, be provided with heparin tube 10 in the tube groove 15.
The guide rail 6 comprises a semi-elliptical portion 20 and a stem portion 21 connected to the semi-elliptical portion 20. One end of the guide rail rod 7 is parallel to the axis of the rotating wheel shaft 8 and is provided with a tube pushing clamp 17 for pushing and pulling the blood collection tube 10, and the other end of the guide rail rod 7 is vertically bent towards the direction of the shell vertical plate 4 and is fixed at the upper end of the vertical rod part 21.
A pipe storage groove 1 is further formed in one side above the rotating wheel shaft 8, and a receiving groove 2 is further formed in one side below the rotating wheel shaft 8.
An end face stopping disk 18 for preventing the blood collection tube 10 from sliding off is disposed outside the tube groove 15.
Wherein, this self-service change heparin tube device of drawing blood still including set up and be in needle tubing 12 and defeated blood vessel 13 on one side of the tube seat 15 outside, when the outer end butt of heparin tube 10 is in when ending on the terminal surface dish 18 needle tubing 12 can pierce in the heparin tube 10.
A plurality of the tube slots 15 are all parallel to the axis of the rotating hub 8. The diameter of the rotating hub 8 is larger than the diameter of the driving hub 14. The lower end opening of the pipe storage groove 1 is positioned above the pipe groove 15. The upper end opening of the receiving groove 2 is located below the pipe groove 15. The diameter of the end stop face disc 18 is smaller than that of the rotary wheel shaft 8, and the outer peripheral surface of the end stop face disc 18 exceeds the bottom of the pipe groove 15. The number of the end face cylindrical gear teeth 11 is equal to the number of the pipe grooves 15.
Specifically, the operation steps of the self-service blood sampling tube replacement blood drawing device provided by the embodiment are as follows:
when a patient takes blood, a plurality of blood taking tubes 10 required by the patient are placed in the tube storage groove 1, the switch of the motor 3 is turned on, the motor 3 starts to rotate, the motor 3 is connected with the worm 5 through a flat key, the worm 5 rotates along with the rotation of the worm, the worm 5 is connected with the rocker 16 through the flat key, the rocker 16 starts to rotate, the rocker 16 is just attached to the track of the guide rail 6 when just starting to rotate, and the guide rail 6 does not move.
When the rocker 16 rotates to a vertical angle to contact with the vertical rod part 21, the rocker 16 continues to rotate, so that the guide rail 6 is driven to move rightwards along the sliding groove 19, and the guide rail rod 7 is pushed to move rightwards. In cooperation with this, when the motor 3 drives the worm 5 to rotate, the spiral gear teeth on the worm 5 will mesh with the end face cylindrical gear teeth 11 every two rotation cycles, so as to drive the rotary wheel shaft 8 to rotate by a certain angle, and each blood sampling tube 10 in the storage tube groove 1 enters the tube groove 15 of the rotary wheel shaft under the action of gravity.
When the blood collection tube 10 rotates to the highest position following the rotary wheel shaft 8, the guide wheel shaft 7 pushes the blood collection tube 10 forward to contact and pierce the needle into the blood collection tube 10, so that the blood of the patient flows into the blood collection tube 10.
To prevent the blood collection tube 10 from being pushed out of the tube groove 15 by the guide roller 7, an end surface stopper 18 is provided on the outer end surface of the rotary hub.
The motor 3 is working all the time, the worm 5 continues to rotate, and the spiral gear teeth on the worm and the cylindrical gear teeth 11 on the end face of the rotating wheel shaft have a circle of idle period, so that the worm rotates to not drive the rotating wheel shaft to continue rotating, the blood sampling tube can be in contact with the needle head at the highest point, certain pause time is provided, and the blood sampling process is completed.
Subsequently, the rocker 16 continues to rotate, which brings the guide 6 and the guide rod 7 back, thus separating the cartridge 10 from the needle, and the cartridge 10 enters the receiving chamber 2 by the rotation of the rotating wheel shaft 8. The next blood sampling tube in the tube storage groove 1 enters the rotary wheel shaft 8 under the action of gravity, and the action process of the previous blood sampling tube is completed in cycles, so that the action process of self-service blood drawing and replacement of the blood sampling tube is realized, the workload of doctors is reduced, and the time for replacing the blood sampling tube is saved.
Finally, it should be noted that the above embodiments are only used for illustrating the technical solutions of the present invention and not for limiting the same; although the present invention has been described in detail with reference to preferred embodiments, it should be understood by those skilled in the art that: the invention can be modified or equivalent substituted for some technical features; without departing from the spirit of the present invention, it should be understood that the scope of the claims is intended to cover all such modifications and variations.
Claims (10)
1. The utility model provides a change heparin tube blood drawing device by oneself which characterized in that: the device comprises a shell vertical plate, a guide rail rod, a worm, a transmission wheel shaft and a rotating wheel shaft which are in transmission connection;
the upper end and the lower end of the inner part of the shell vertical plate are both provided with sliding grooves, the upper end and the lower end of the guide rail are arranged in the sliding grooves in a sliding manner, and the top of the guide rail is fixedly provided with a guide rail rod;
a worm supporting seat is arranged at the bottom of the worm, one end of the worm is in transmission connection with a motor, a rocker is vertically arranged at the other end of the worm, a push rod column is vertically arranged at the tail end of the rocker, and the push rod column is in sliding fit with the inner side of the guide rail;
the transmission wheel shaft is arranged on one side of the rotating wheel shaft, a supporting surface is formed at the connecting part between the transmission wheel shaft and the rotating wheel shaft, and the supporting surface is rotatably arranged on the supporting frame; a plurality of end face cylindrical gear teeth are circularly arranged on one side face of the transmission wheel shaft and are in meshed transmission with the worm;
a plurality of tube grooves are formed in the circumferential surface of the rotating wheel shaft at equal intervals, the tube grooves correspond to the end face cylindrical gear teeth, and blood sampling tubes are arranged in the tube grooves;
the guide rail comprises a semi-elliptical part and a vertical rod part connected to the semi-elliptical part, one end of the guide rail rod is parallel to the axis of the rotary wheel shaft and is provided with a tube pushing clamp used for pushing and pulling the blood sampling tube, and the other end of the guide rail rod is vertically bent towards the direction of the shell vertical plate and is fixed at the upper end of the vertical rod part;
a pipe storage groove is formed in one side above the rotating wheel shaft, and a receiving groove is formed in one side below the rotating wheel shaft.
2. The self-service blood collection tube replacement blood drawing device according to claim 1, characterized in that: the outside of tube seat is provided with and is used for preventing the only terminal surface dish of heparin tube landing.
3. The self-service blood collection tube replacement blood drawing device according to claim 2, wherein: it is still including setting up needle tubing and defeated blood vessel outside one side of the tube seat, work as the outer end butt of heparin tube is in when ending the terminal surface dish the needle tubing can pierce in the heparin tube.
4. The self-service blood collection tube replacement blood drawing device according to claim 3, wherein: the plurality of pipe grooves are all parallel to the axis of the rotating wheel shaft.
5. The self-service blood collection tube replacement blood drawing device according to claim 4, wherein: the diameter of the rotating wheel shaft is larger than that of the transmission wheel shaft.
6. The self-service blood collection tube replacement blood drawing device according to claim 5, wherein: the lower end opening of the pipe storage groove is positioned above the pipe groove.
7. The self-service blood collection tube replacement blood drawing device according to claim 6, wherein: the upper end opening of the receiving groove is positioned below the pipe groove.
8. The self-service blood collection tube replacement blood drawing device according to claim 7, wherein: the diameter of the end stopping face disc is smaller than that of the rotary wheel shaft, and the peripheral surface of the end stopping face disc exceeds the bottom of the pipe groove.
9. The self-service blood collection tube replacement blood drawing device according to claim 8, wherein: the number of the end face cylindrical gear teeth is equal to that of the pipe grooves.
10. The self-service blood collection tube replacement blood drawing device according to claim 9, wherein: the worm is provided with spiral gear teeth.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020334235.5U CN212213740U (en) | 2020-03-17 | 2020-03-17 | Blood drawing device capable of replacing blood collection tube by self |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020334235.5U CN212213740U (en) | 2020-03-17 | 2020-03-17 | Blood drawing device capable of replacing blood collection tube by self |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212213740U true CN212213740U (en) | 2020-12-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020334235.5U Active CN212213740U (en) | 2020-03-17 | 2020-03-17 | Blood drawing device capable of replacing blood collection tube by self |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212213740U (en) |
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2020
- 2020-03-17 CN CN202020334235.5U patent/CN212213740U/en active Active
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