CN112657019B - Insulin pen with reserve type automatic needle changing function and using method thereof - Google Patents
Insulin pen with reserve type automatic needle changing function and using method thereof Download PDFInfo
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- CN112657019B CN112657019B CN202110027998.4A CN202110027998A CN112657019B CN 112657019 B CN112657019 B CN 112657019B CN 202110027998 A CN202110027998 A CN 202110027998A CN 112657019 B CN112657019 B CN 112657019B
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- 229940127560 insulin pen Drugs 0.000 title claims abstract description 15
- 238000000034 method Methods 0.000 title claims abstract description 12
- NOESYZHRGYRDHS-UHFFFAOYSA-N insulin Chemical compound N1C(=O)C(NC(=O)C(CCC(N)=O)NC(=O)C(CCC(O)=O)NC(=O)C(C(C)C)NC(=O)C(NC(=O)CN)C(C)CC)CSSCC(C(NC(CO)C(=O)NC(CC(C)C)C(=O)NC(CC=2C=CC(O)=CC=2)C(=O)NC(CCC(N)=O)C(=O)NC(CC(C)C)C(=O)NC(CCC(O)=O)C(=O)NC(CC(N)=O)C(=O)NC(CC=2C=CC(O)=CC=2)C(=O)NC(CSSCC(NC(=O)C(C(C)C)NC(=O)C(CC(C)C)NC(=O)C(CC=2C=CC(O)=CC=2)NC(=O)C(CC(C)C)NC(=O)C(C)NC(=O)C(CCC(O)=O)NC(=O)C(C(C)C)NC(=O)C(CC(C)C)NC(=O)C(CC=2NC=NC=2)NC(=O)C(CO)NC(=O)CNC2=O)C(=O)NCC(=O)NC(CCC(O)=O)C(=O)NC(CCCNC(N)=N)C(=O)NCC(=O)NC(CC=3C=CC=CC=3)C(=O)NC(CC=3C=CC=CC=3)C(=O)NC(CC=3C=CC(O)=CC=3)C(=O)NC(C(C)O)C(=O)N3C(CCC3)C(=O)NC(CCCCN)C(=O)NC(C)C(O)=O)C(=O)NC(CC(N)=O)C(O)=O)=O)NC(=O)C(C(C)CC)NC(=O)C(CO)NC(=O)C(C(C)O)NC(=O)C1CSSCC2NC(=O)C(CC(C)C)NC(=O)C(NC(=O)C(CCC(N)=O)NC(=O)C(CC(N)=O)NC(=O)C(NC(=O)C(N)CC=1C=CC=CC=1)C(C)C)CC1=CN=CN1 NOESYZHRGYRDHS-UHFFFAOYSA-N 0.000 claims abstract description 64
- 238000002347 injection Methods 0.000 claims abstract description 60
- 239000007924 injection Substances 0.000 claims abstract description 60
- 102000004877 Insulin Human genes 0.000 claims abstract description 32
- 108090001061 Insulin Proteins 0.000 claims abstract description 32
- 229940125396 insulin Drugs 0.000 claims abstract description 32
- 238000004659 sterilization and disinfection Methods 0.000 claims description 50
- 239000003814 drug Substances 0.000 claims description 47
- 239000007788 liquid Substances 0.000 claims description 47
- 238000003825 pressing Methods 0.000 claims description 25
- 229920000742 Cotton Polymers 0.000 claims description 22
- 239000002699 waste material Substances 0.000 claims description 6
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims description 3
- 230000003749 cleanliness Effects 0.000 abstract description 2
- 206010011409 Cross infection Diseases 0.000 abstract 1
- 206010029803 Nosocomial infection Diseases 0.000 abstract 1
- 238000004080 punching Methods 0.000 description 9
- 230000001954 sterilising effect Effects 0.000 description 4
- 208000035143 Bacterial infection Diseases 0.000 description 3
- 208000022362 bacterial infectious disease Diseases 0.000 description 3
- 208000012260 Accidental injury Diseases 0.000 description 2
- 241000894006 Bacteria Species 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 2
- 208000014674 injury Diseases 0.000 description 2
- 238000007920 subcutaneous administration Methods 0.000 description 2
- 238000010009 beating Methods 0.000 description 1
- 206010012601 diabetes mellitus Diseases 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 208000015181 infectious disease Diseases 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
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Abstract
The invention belongs to the field of insulin injectors, and relates to an insulin pen with a reserve type automatic needle changing head and a using method thereof. The invention is used when insulin patients need to inject insulin, can store the insulin needles needed in one day and collect the used needles, avoids injuring other people and causing cross infection, simultaneously protects the safety of the insulin needles, reduces the inconvenience of carrying the insulin needles and replacing the needles before injection, and can disinfect the skin of the injected part, thereby improving the cleanliness.
Description
Technical Field
The invention belongs to the field of insulin syringes, and particularly relates to a reserve type insulin pen with an automatic needle changing function and a using method thereof.
Background
As is well known, the diabetes patient needs to take four insulin injections one day, the insulin syringe needle is used as one time as much as possible, the safety and the cleanliness of the syringe needle are improved, the problem of infection and pollution caused by excessive contact with air is avoided, meanwhile, the insulin syringe needle is inconvenient to carry and cannot be discarded at will after being used up, otherwise, the problems of puncture and bacterial infection are easily caused, the skin needs to be cleaned and disinfected before taking insulin at each time, the bacteria on the surface of the skin are prevented from entering the body, the operation is wholly complex and complicated, the insulin syringe needle is not suitable for the old and the disabled to use, and the hands are in contact with more bacteria easily for multiple times, so that the injection effect is influenced.
Disclosure of Invention
The invention aims to solve the problems in the prior art and provides a reserve type insulin pen with an automatic needle changing head and a using method thereof.
The purpose of the invention can be realized by the following technical scheme: a reserve type insulin pen with an automatic needle changing head and a using method thereof comprise a shell, wherein a needle storage cavity is arranged in the shell, a right needle punching opening is fixedly formed in the left side wall of the needle storage cavity, a needle storage device is arranged on the lower side of the needle storage cavity and is used for storing an insulin injection needle, a needle punching motor is fixedly arranged on the upper right side wall of the needle storage cavity, a needle punching motor wheel is arranged at the output end of the needle punching motor, a needle punching motor shaft is fixedly arranged on the front side of the needle punching motor wheel, a rack groove is fixedly formed in the right side wall of the needle storage cavity, a moving rack is slidably arranged on the rack groove, a moving plate is fixedly arranged at the left end of the moving rack, a liquid medicine tank clamping block is fixedly arranged on the lower side of the moving plate, a liquid medicine opening groove is fixedly formed in the right side wall of the shell, a liquid medicine tank is slidably arranged in the liquid medicine opening groove, the liquid medicine tank clamping block is used for clamping the liquid medicine tank, a threaded opening is formed in the left end of the liquid medicine tank, the movable plate is provided with a needle head screwing device, the needle head rotating device is used for screwing the reserved needle head into the liquid medicine tank and inserting the needle head tightly, a disinfection cavity is arranged on the left side of the needle storage cavity, a disinfection device is arranged in the disinfection cavity, and the disinfection device is used for wiping the skin at the injection position with alcohol.
Preferably, the needle storage device comprises a needle storage wheel shaft which is rotatably arranged on the lower right side wall of the needle storage cavity, a dial gear is fixedly arranged on the right side of the needle storage wheel shaft, four dial teeth are fixedly arranged on the dial gear, a spring cavity is fixedly arranged on the lower side wall of the needle storage cavity, a pressing rod extending out of the shell is slidably arranged in the spring cavity, a pressing rod clamping block is fixedly arranged on the inner part of the spring cavity, a spring is connected between the upper side wall of the pressing rod clamping block and the upper side wall of the spring cavity, the pressing rod enables the dial gear to rotate by dialing the dial teeth, a needle storage wheel is fixedly arranged on the left side of the needle storage wheel shaft, four needle clamping grooves are annularly arranged on the needle storage wheel, a needle head is slidably arranged on the needle clamping grooves, an annular groove is fixedly arranged at the left end of the needle head, a baffle fixing block is fixedly arranged on the lower side wall of the needle storage cavity, and a baffle is fixedly arranged on the left end of the baffle fixing block, the baffle is used for blocking the syringe needle prevents the syringe needle is too right, it collects the room to store up the fixed useless needle that is equipped with on the left side wall of needle chamber, useless needle is collected the room and is used for catching store up the syringe needle wheel upside the syringe needle, it puts the needle mouth to store up fixed being equipped with on the left rear wall of needle chamber, it aims at to put the needle mouth store up the syringe needle wheel rear side the syringe needle draw-in groove.
Before going out at every turn, fill in a syringe needle on the syringe needle draw-in groove of rear side to storing up the pinwheel through putting the needle mouth earlier, press the press lever again for press lever rebound, drive and dial tooth rebound, make and dial the rotatory fourth of gear, drive and store up the rotatory fourth of pinwheel axle, make and store up the rotatory fourth of pinwheel, the rethread is put the needle mouth and is filled in the second syringe needle, so reciprocal four syringe needles of filling in altogether, accomplish the volume of beating insulin that needs a day. The patient who needs to inject insulin generally has four needles for daily injection, the injection needle head is preferably changed once, only the needle head needs to be filled once, the needle head does not need to be carried with the patient in the day, and the use is convenient.
Preferably, the needle head screwing device comprises a screwing motor fixed on the moving plate, a screwing motor shaft is arranged at the output end of the screwing motor, a motor wheel is fixedly arranged on a shaft of the screwing motor, a threaded rod is fixedly arranged at the left end of the shaft of the screwing motor, a thread slider groove is fixedly arranged at the left upper side of the moving plate, a thread slider block is arranged in the thread slider groove in a sliding way, the lower end of the thread sliding groove block is fixedly provided with an internal thread sliding block which is connected with the internal thread of the threaded rod, an annular groove push rod is fixedly arranged at the lower side of the internal thread sliding block and can extend into the annular groove of the needle head at the upper side of the needle storage wheel, a hollow clamping shaft is rotatably arranged on the lower left side wall of the moving plate, a screwing wheel is fixedly arranged at the left end of the hollow clamping shaft, the screwing wheel is meshed with the motor wheel, and a circle of shaft clamping convex blocks are arranged in the screwing wheel in an annular mode.
When insulin needs to be injected, a screwing motor is started to drive a screwing motor shaft to rotate, so that the motor wheel rotates, a meshing screwing wheel rotates, a needle head on the upper side of a needle storage wheel rotates, a threaded rod rotates to drive an internal thread sliding block to move rightwards, an annular groove push rod moves rightwards, the needle head on the upper side is driven to move rightwards, the needle head is rotatably inserted into a liquid medicine tank and is in threaded connection with the liquid medicine tank, the screwing motor is stopped to start, the injection motor is started to rotate the injection motor wheel, the injection motor shaft is driven to rotate, a meshing moving rack moves leftwards, a moving plate moves leftwards, the needle head on the upper side is inserted into the body of a patient through an injection port, after injection is completed, equipment is pulled out, the screwing motor is started to rotate reversely, the screwing motor shaft rotates reversely, the driving motor wheel rotates reversely, the meshing screwing wheel rotates reversely, the needle head is screwed out of the liquid medicine tank, the threaded rod rotates reversely at the same time, the internal thread sliding block moves leftwards, make annular push rod move left, the syringe needle of upside break away from with the thread engagement of medicinal liquid jar, start the motor reversal of injecing, drive the motor wheel reversal of injecing for the motor shaft reversal of injecing moves the rack and moves right, drives the movable plate and moves right, and the used syringe needle area that will use the upside falls into useless needle and collects in the collection room, presses the pressing lever again, rotates the upside with the syringe needle of front side. Automatically with syringe needle and insulin liquid medicine screw thread chucking, be applicable to the insulin liquid medicine jar body on the existing market, the chucking is respond well, accomplishes the chucking back simultaneously, can inject subcutaneous, the syringe needle that drops and collect after having injected, avoids accidental injury and cross bacterial infection, convenient to carry.
Preferably, the disinfection device comprises a disinfection push rod fixed at the left end of the movable plate, the disinfection push rod extends into the disinfection cavity, a space groove slider is hinged at the left side of the disinfection push rod, a hinged push block is arranged in the disinfection cavity in a sliding manner, a space groove is fixedly arranged on the hinged push block, the space groove slider slides in the space groove, a left fixed block is fixedly arranged on the left side wall of the disinfection cavity, an upper hinged rod is hinged between the left fixed block and the hinged push block, a guide rod is fixedly arranged at the lower side of the left fixed block, a guide rod slider is slidably arranged on the guide rod, a lower hinged rod is hinged between the guide rod slider and the hinged push block, a right-angle slider connecting rod is fixedly arranged at the lower side of the guide rod slider, a Y-shaped groove is fixedly arranged on the rear side wall of the disinfection cavity, a left sliding ball is slidably arranged at the left side of the Y-shaped groove, and the left sliding ball is fixedly connected with the right-angle slider connecting rod, the right angle slider connecting rod front side articulates there is the right angle slider, the slip of Y type groove right side is equipped with right smooth ball, right side smooth ball with the right-hand member fixed connection of right angle slider, the fixed aseptic cotton fixed block that is equipped with in right angle slider right side, the fixed aseptic cotton piece that is equipped with in front side of aseptic cotton fixed block, the needle of syringe needle can pass soft aseptic cotton piece.
When injection is performed, the moving plate moves leftwards, so that the disinfection push rod moves leftwards to drive the hinged push block to move leftwards, the guide rod slider is pushed to move downwards in the guide rod, the right-angle slider connecting rod moves downwards, the right-angle slider moves downwards to the corner of the Y-shaped groove, the right sliding ball moves to the left, the right-angle slider rotates ninety degrees leftwards, the lower end face of the disinfection cotton piece faces the left side, the right-angle slider connecting rod continues to move downwards, the disinfection cotton piece continues to move downwards to wipe the skin surface of a patient, meanwhile, the needle head penetrates into the skin to perform injection, after the injection is completed, the moving plate moves rightwards to drive the disinfection push rod to move rightwards, the hinged push block moves rightwards to drive the guide rod to move upwards, the right-angle slider connecting rod moves upwards, the right-angle slider moves upwards to enable the disinfection cotton piece to rotate rightwards to reset, and the right-angle slider connecting rod continues to move upwards, and returning to the original position. The injection area is automatically sterilized before and after injection, the injection safety is improved, the operation is integrated, independent sterilization is not needed, and the injection device is more convenient and fast.
In addition, the invention also provides a reserve type insulin pen with an automatic needle changing function and a using method thereof, wherein the reserve type insulin pen comprises the following steps:
s1, the liquid medicine tank is plugged in through the liquid medicine mouth groove, then the first needle head is put in through the needle releasing mouth, the pressing rod is pressed down, then the second needle head is put in, and four needles are released in a reciprocating way.
S2, when insulin needs to be injected, the screwing motor is started firstly to screw the first needle head and the liquid medicine tank, then the screwing motor is closed, the injection motor is started, the injection port is aligned to the skin to be injected, the surface of the skin is disinfected by the disinfection cotton sheet, and the first needle head penetrates into the skin to inject the injection.
And S3, after the injection is finished, the insulin pen is pulled out, the screwing motor is started to rotate reversely, so that the first used needle head is separated from the liquid medicine tank, the injection motor is started, the first needle head is collected by the waste needle collecting chamber, and the movable plate is reset at the same time.
S4: the pressing rod is pressed down, and the second needle head is rotated to prepare for next insulin pumping.
Compared with the prior art, the reserve type insulin pen with the automatically replaced needle head and the use method thereof have the following advantages:
1. can reserve the insulin syringe needle, automatic switch over next clean syringe needle after using up to collect abandonment syringe needle.
2. The needle head and the insulin medicine can are not required to be screwed manually, the operation is simple, and the insulin can be used for injection immediately.
3. The skin to be injected is automatically disinfected, and the integral operation is more convenient and simpler.
Drawings
Fig. 1 is a schematic structural diagram of a reserve type insulin pen with an automatic needle changing function and a use method thereof.
Fig. 2 is a sectional view taken along a line a-a in fig. 1.
Fig. 3 is a sectional view taken along line B-B in fig. 1.
Fig. 4 is a sectional view taken along line C-C in fig. 1.
Fig. 5 is a sectional view taken along line D-D in fig. 1.
In the figure, 10, the housing; 11. a disinfection chamber; 12. a left fixed block; 13. an upper hinge rod; 14. a guide bar; 15. a guide bar slider; 16. a Y-shaped groove; 17. a right-angle slider connecting rod; 18. a right-angle slider; 19. a left slide ball; 20. a fixed block of the sterilized cotton; 21. a sterilized cotton sheet; 22. a right slide ball; 23. a lower hinge rod; 24. hinging a push block; 25. a spatial groove; 26. a spatial slot slider; 27. sterilizing the push rod; 28. (ii) a 29. A threaded rod; 30. a ring groove push rod; 31. an internal thread slider; 32. a threaded sliding groove block; 33. a threaded slider slot; 34. a motor wheel; 35. screwing the motor shaft; 36. screwing the motor; 37. moving the plate; 38. a needle punching motor; 39. a motor shaft of the injection machine; 40. a needle punching motor wheel; 41. moving the rack; 42. a rack slot; 43. a liquid medicine opening groove; 44. a liquid medicine tank; 45. a liquid medicine tank clamping block; 46. a needle storage wheel; 47. a waste needle collection chamber; 48. a ring groove; 49. a needle head; 50. a needle head clamping groove; 51. a baffle plate; 52. a baffle fixing block; 53. a spring; 54. pressing the rod fixture block; 55. a pressing lever; 56. shifting teeth; 57. a gear is poked; 58. a needle storage wheel shaft; 59. screwing wheels; 60. a hollow shaft is clamped; 61. placing a needle opening; 62. a shaft clamping convex block; 63. a needle storage cavity; 64. a spring cavity; 65. and (5) punching a needle opening.
Detailed Description
The following are specific embodiments of the present invention and are further described with reference to the accompanying drawings, but the present invention is not limited to these embodiments.
As shown in figure 1, the insulin pen with the reserve type automatic needle changing head and the using method thereof comprise a shell 10 and are characterized in that a needle storage cavity 63 is arranged in the shell 10, a right injection opening 65 is fixedly arranged on the left side wall of the needle storage cavity 63, an injection device is arranged on the lower side of the needle storage cavity 63 and is used for storing insulin injection needles, an injection motor 38 is fixedly arranged on the upper right side wall of the needle storage cavity 63, an injection motor wheel 40 is arranged at the output end of the injection motor 38, an injection motor shaft 39 is fixedly arranged on the front side of the injection motor wheel 40, a rack groove 42 is fixedly arranged on the right side wall of the needle storage cavity 63, a moving rack 41 is slidably arranged on the rack groove 42, a moving plate 37 is fixedly arranged at the left end of the moving rack 41, a medicine liquid tank 45 is fixedly arranged on the lower side wall of the moving plate 37, a medicine liquid opening groove 43 is fixedly arranged on the right side wall of the shell 10, a medicine liquid tank 44 is slidably arranged in the medicine liquid opening groove 43, the medicine tank 45 is used for clamping the medicine liquid tank 44, the left end of the liquid medicine tank 44 is provided with a threaded hole, the moving plate 37 is provided with a needle head screwing device, the needle head rotating device is used for screwing the reserved needle head into the liquid medicine tank 44 for tight insertion, the left side of the needle storage cavity 63 is provided with a disinfection cavity 11, a disinfection device is arranged in the disinfection cavity 11, and the disinfection device is used for wiping the skin at the injection position with alcohol.
As shown in fig. 1, 2, 3 and 5, the needle storage device comprises a needle storage wheel shaft 58 rotatably arranged on the lower right side wall of a needle storage cavity 63, a dial gear 57 is fixedly arranged on the right side of the needle storage wheel shaft 58, four dial teeth 56 are fixedly arranged on the dial gear 57, a spring cavity 64 is fixedly arranged on the lower side wall of the needle storage cavity 63, a pressing rod 55 extending out of the housing 10 is slidably arranged in the spring cavity 64, a pressing rod fixture block 54 is fixedly arranged on the pressing rod 55 positioned in the spring cavity 64, a spring 53 is connected between the upper side wall of the pressing rod fixture block 54 and the upper side wall of the spring cavity 64, the pressing rod 55 rotates the dial gear 57 through the dial teeth 56, a needle storage wheel 46 is fixedly arranged on the left side of the needle storage wheel shaft 58, four needle slots 50 are annularly arranged on the needle storage wheel 46, a needle 49 is slidably arranged on the needle slots 50, a ring groove 48 is fixedly arranged on the left end of the needle 49, a baffle plate 52 is fixedly arranged on the lower side wall of the needle storage cavity 63, baffle fixed block 52 left end is fixed and is equipped with baffle 51, and baffle 51 is used for blocking syringe needle 49, prevents that syringe needle 49 from too right, stores up fixed useless needle collection room 47 that is equipped with on the lateral wall of needle chamber 63 left side, and useless needle collection room 47 is used for catching up the syringe needle 49 that stores up the upside of pinwheel 46, stores up fixed putting needle mouth 61 that is equipped with on the lateral wall of needle chamber 63 left back, puts needle mouth 61 and aims at the syringe needle draw-in groove 50 that stores up the pinwheel 46 rear side.
Before going out every time, firstly, a needle 49 is plugged into a needle clamping groove 50 on the rear side of the needle storage wheel 46 through the needle releasing port 61, then the pressing rod 55 is pressed, the pressing rod 55 moves upwards to drive the shifting tooth 56 to move upwards, the shifting gear 57 rotates by one fourth, the needle storage wheel shaft 58 rotates by one fourth, the needle storage wheel 46 rotates by one fourth, then the second needle 49 is plugged into the needle releasing port 61, four needles 49 are plugged into the needle releasing port in a reciprocating mode, and the required insulin releasing amount in one day is completed. The patient who needs to inject insulin generally has four needles for daily injection, the injection needle head is preferably changed once, only the needle head needs to be filled once, the needle head does not need to be carried with the patient in the day, and the use is convenient.
As shown in fig. 1 and 4, the needle screwing device includes a screwing motor 36 fixed on a moving plate 37, an output end of the screwing motor 36 is provided with a screwing motor shaft 35, the screwing motor shaft 35 is fixedly provided with a motor wheel 34, a threaded rod 29 is fixed at a left end of the screwing motor shaft 35, a threaded slider groove 33 is fixed at a left upper side of the moving plate 37, a threaded slider block 32 is arranged in the threaded slider groove 33 in a sliding manner, an internal thread slider 31 is fixed at a lower end of the threaded slider block 32, the internal thread slider 31 is in internal thread connection with the threaded rod 29, a ring groove push rod 30 is fixed at a lower side of the internal thread slider 31, the ring groove push rod 30 can extend into a ring groove 48 of a needle 49 at an upper side of a needle storage wheel 46, a hollow clamping shaft 60 is rotatably arranged on a lower left side wall of the moving plate 37, a screwing wheel 59 is fixed at a left end of the hollow clamping shaft 60, the screwing wheel 59 is meshed with the motor wheel 34, and a circle of screwing shaft clamping bump 62 is annularly arranged in the screwing wheel 59.
When insulin needs to be injected, the screwing motor 36 is started to drive the screwing motor shaft 35 to rotate, so that the motor wheel 34 rotates, the meshing screwing wheel 59 rotates, the needle head 49 on the upper side of the needle storage wheel 46 rotates, the threaded rod 29 rotates, the internal thread sliding block 31 is driven to move rightwards, the annular groove push rod 30 moves rightwards, the needle head 49 on the upper side is driven to move rightwards, the needle head 49 is rotatably inserted into the liquid medicine tank 44 and is in threaded connection with the liquid medicine tank 44, the screwing motor 36 is stopped to be started, the screwing motor wheel 40 rotates, the screwing motor shaft 39 rotates, the meshing moving rack 41 moves leftwards, the moving plate 37 moves leftwards, the needle head 49 on the upper side is inserted into the body of a patient through the needle injection port 65, after injection is completed, the device is pulled out, the screwing motor 36 is started to rotate reversely, the screwing motor shaft 35 is rotated reversely, the motor wheel 34 is driven to rotate reversely, the meshing screwing wheel 59 reversely, the needle head 49 is screwed out of the liquid medicine tank 44, meanwhile, the threaded rod 29 rotates reversely, the internal thread sliding block 31 is driven to move leftwards, the annular groove push rod 30 moves leftwards, the needle head 49 on the upper side is separated from threaded engagement with the liquid medicine tank 44, the injection motor 38 is started to rotate reversely, the injection motor wheel 40 is driven to rotate reversely, the injection motor shaft 39 rotates reversely, the engagement moving rack 41 moves rightwards, the moving plate 37 is driven to move rightwards, the used needle head 49 on the upper side is brought to fall into the waste needle collecting chamber 47 to be collected, and the pressing rod 55 is pressed to rotate the needle head 49 on the front side to the upper side. Automatically with syringe needle and insulin liquid medicine screw thread chucking, be applicable to the insulin liquid medicine jar body on the existing market, the chucking is respond well, accomplishes the chucking back simultaneously, can inject subcutaneous, the syringe needle that drops and collect after having injected, avoids accidental injury and cross bacterial infection, convenient to carry.
As shown in figure 1, the disinfection device comprises a disinfection push rod 27 fixed at the left end of a movable plate 37, the disinfection push rod 27 extends into a disinfection cavity 11, the left side of the disinfection push rod 27 is hinged with a space groove slide block 26, a hinged push block 24 is arranged in the disinfection cavity 11 in a sliding manner, a space groove 25 is fixedly arranged on the hinged push block 24, the space groove slide block 26 slides in the space groove 25, a left fixed block 12 is fixedly arranged on the left side wall of the disinfection cavity 11, an upper hinge rod 13 is hinged between the left fixed block 12 and the hinged push block 24, a guide rod 14 is fixedly arranged on the lower side of the left fixed block 12, a guide rod slide block 15 is arranged on the guide rod 14 in a sliding manner, a lower hinge rod 23 is hinged between the guide rod slide block 15 and the hinged push block 24, a right-angle slide block connecting rod 17 is fixedly arranged on the lower side of the guide rod slide block 15, a Y-shaped groove 16 is fixedly arranged on the rear side wall of the disinfection cavity 11, a left slide ball 19 is arranged on the left side of the Y-shaped groove 16, the left slide ball 19 is fixedly connected with the right-angle slide block connecting rod 17, the right-angle slider connecting rod 17 is hinged with a right-angle slider 18 on the front side, a right sliding ball 22 is arranged on the right side of the Y-shaped groove 16 in a sliding mode, the right sliding ball 22 is fixedly connected with the right end of the right-angle slider 18, a sterilized cotton fixing block 20 is fixedly arranged on the right side of the right-angle slider 18, a sterilized cotton piece 21 is fixedly arranged on the front side of the sterilized cotton fixing block 20, and a needle of the needle head 49 can penetrate through the soft sterilized cotton piece 21.
When injection is carried out, the moving plate 37 moves leftwards, so that the disinfection push rod 27 moves leftwards, the hinged push block 24 is driven to move leftwards, the guide rod slide block 15 is pushed to move downwards in the guide rod 14, the right-angle slide block connecting rod 17 moves downwards, the right-angle slide block 18 moves downwards to reach the corner of the Y-shaped groove 16, the right slide ball 22 moves leftwards, the right-angle slide block 18 rotates ninety degrees leftwards, the lower end face of the disinfection cotton piece 21 faces the left side, the right-angle slide block connecting rod 17 continues to move downwards, the disinfection cotton piece 21 continues to move downwards to wipe the skin surface of a patient, meanwhile, the needle 49 penetrates the skin to carry out injection, after the injection is completed, the moving plate 37 moves rightwards, the disinfection push rod 27 is driven to move rightwards, the hinged push block 24 moves rightwards, the guide rod 14 is driven to move upwards, the right-angle slide block connecting rod 17 is driven to move upwards, so that the right-angle slide block 18 moves upwards, so that the sterilizing cotton piece 21 rotates rightwards for ninety degrees reset, and the right-angle slider connecting rod 17 continues to move upwards and returns to the original position. The injection area is automatically sterilized before and after injection, the injection safety is improved, the operation is integrated, independent sterilization is not needed, and the injection device is more convenient and fast.
The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes, which are made by using the contents of the present specification and the accompanying drawings, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.
Claims (2)
1. The utility model provides an insulin pen of automatic syringe needle of reserve formula, includes casing (10), its characterized in that, be equipped with in casing (10) and store up needle chamber (63), it beats needle mouth (65) to fix the setting on needle chamber (63) left side wall, it is equipped with the needle storage device to store up needle chamber (63) downside, stores up the needle dress and is used for storing insulin syringe needle, it is fixed on needle chamber (63) upper right side wall to be equipped with injection motor (38), the output of injection motor (38) is equipped with injection motor wheel (40), fixed injection motor shaft (39) that is equipped with in injection motor wheel (40) front side, it is fixed on needle chamber (63) right side wall to be equipped with rack groove (42), the slip is equipped with on rack groove (42) removes rack (41), it is fixed with movable plate (37) to remove rack (41) left end, the fixed medicinal liquid jar fixture block (45) that is equipped with of movable plate (37) downside, a liquid medicine mouth groove (43) is fixedly arranged on the right side wall of the shell (10), a liquid medicine tank (44) is arranged in the liquid medicine mouth groove (43) in a sliding mode, a liquid medicine tank clamping block (45) is used for clamping the liquid medicine tank (44), a threaded hole is formed in the left end of the liquid medicine tank (44), a needle head screwing device is arranged on the moving plate (37), a needle head rotating device is used for screwing a reserved needle head into the liquid medicine tank (44) to be tightly inserted, a disinfection cavity (11) is formed in the left side of the needle storage cavity (63), a disinfection device is arranged in the disinfection cavity (11), and the disinfection device is used for wiping the skin at the injection site with alcohol;
the needle storage device comprises a needle storage wheel shaft (58) rotatably arranged on the lower right side wall of a needle storage cavity (63), a dial gear (57) is fixedly arranged on the right side of the needle storage wheel shaft (58), four dial teeth (56) are fixedly arranged on the dial gear (57), a spring cavity (64) is fixedly arranged on the lower side wall of the needle storage cavity (63), a pressing rod (55) extending out of the shell (10) is arranged in the spring cavity (64) in a sliding manner, a pressing rod clamping block (54) is fixedly arranged on the inner part of the pressing rod (55) positioned in the spring cavity (64), a spring (53) is connected between the upper side wall of the pressing rod clamping block (54) and the upper side wall of the spring cavity (64), the pressing rod (55) enables the dial gear (57) to rotate by dialing the dial teeth (56), a needle storage wheel (46) is fixedly arranged on the left side of the needle storage wheel shaft (58), and four needle head clamping grooves (50) are annularly arranged on the needle storage wheel (46), needle head (49) is arranged on the needle head clamping groove (50) in a sliding mode, an annular groove (48) is fixedly arranged at the left end of the needle head (49), a baffle fixing block (52) is fixedly arranged on the lower side wall of a needle storage cavity (63), a baffle (51) is fixedly arranged at the left end of the baffle fixing block (52), the baffle (51) is used for clamping the needle head (49) to prevent the needle head (49) from being too right, a waste needle collecting chamber (47) is fixedly arranged on the left side wall of the needle storage cavity (63), the waste needle collecting chamber (47) is used for receiving the needle head (49) on the upper side of the needle storage wheel (46), a needle discharge port (61) is fixedly arranged on the left rear side wall of the needle storage cavity (63), and the needle discharge port (61) is aligned with the needle head clamping groove (50) on the rear side of the needle storage wheel (46);
syringe needle screwing device is including fixing motor (36) of screwing on movable plate (37), be equipped with motor shaft (35) of screwing on the output of motor (36), fixedly on motor shaft (35) of screwing be equipped with motor wheel (34), motor shaft (35) left end is fixed and is equipped with threaded rod (29), movable plate (37) upper left side is fixed and is equipped with screw thread slider groove (33), it is equipped with screw thread slider block (32) to slide in screw thread slider groove (33), the fixed internal thread slider (31) that is equipped with of screw thread slider block (32) lower extreme, internal thread slider (31) with threaded rod (29) internal thread connection, the fixed annular push rod (30) that is equipped with of internal thread slider (31) downside, annular push rod (30) can stretch into store up needle wheel (46) upside syringe needle (49) in annular (48), a hollow clamping shaft (60) is rotatably arranged on the lower left side wall of the moving plate (37), a tightening wheel (59) is fixedly arranged at the left end of the hollow clamping shaft (60), the tightening wheel (59) is meshed with the motor wheel (34), and a circle of clamping shaft protruding blocks (62) are annularly arranged in the tightening wheel (59);
the disinfection device comprises a disinfection push rod (27) fixed at the left end of the movable plate (37), the disinfection push rod (27) extends into the disinfection cavity (11), a space groove sliding block (26) is hinged on the left side of the disinfection push rod (27), an articulated push block (24) is arranged in the disinfection cavity (11) in a sliding manner, a space groove (25) is fixedly arranged on the articulated push block (24), the space groove sliding block (26) is arranged in the space groove (25) in a sliding manner, a left fixed block (12) is fixedly arranged on the left side wall of the disinfection cavity (11), an upper articulated rod (13) is hinged between the left fixed block (12) and the articulated push block (24), a guide rod (14) is fixedly arranged on the lower side of the left fixed block (12), a guide rod sliding block (15) is arranged on the guide rod (14) in a sliding manner, a lower articulated rod (23) is hinged between the guide rod sliding block (15) and the articulated push block (24), the fixed right angle slider connecting rod (17) that is equipped with of guide arm slider (15) downside, it is fixed on disinfection chamber (11) rear side wall to be equipped with Y type groove (16), slide in Y type groove (16) left side and be equipped with left smooth ball (19), left side smooth ball (19) with right angle slider connecting rod (17) fixed connection, right angle slider connecting rod (17) front side articulates there is right angle slider (18), slide in Y type groove (16) right side and be equipped with right smooth ball (22), right side smooth ball (22) with the right-hand member fixed connection of right angle slider (18), right angle slider (18) right side is fixed and is equipped with aseptic cotton fixed block (20), the fixed aseptic cotton piece (21) that is equipped with in front side of aseptic cotton fixed block (20), the needle of syringe needle (49) can pass mild aseptic cotton piece (21).
2. The insulin pen with automatic replaceable reserve needle according to claim 1, wherein: the method comprises the following steps:
s1, firstly, plugging the liquid medicine tank (44) through the liquid medicine port groove (43), then putting the first needle head (49) through the needle releasing port (61), pressing the pressing rod (55), then putting the second needle head (49) into the liquid medicine tank, and thus, repeatedly releasing four needle heads;
s2, when insulin needs to be injected, the screwing motor (36) is started firstly to screw the first needle head (49) and the liquid medicine tank (44) in a threaded manner, then the screwing motor (36) is closed, the injection motor (38) is started, the injection port (65) is aligned to the skin to be injected, the disinfection cotton sheet (21) disinfects the surface of the skin, and the first needle head (49) penetrates into the skin to inject the skin;
s3, after the injection is finished, the insulin pen is pulled out, the screwing motor (36) is started to rotate reversely, so that the first used needle head (49) is separated from the liquid medicine tank (44), the injection motor (38) is started, the first needle head (49) is collected by the waste needle collecting chamber (47), and the movable plate (37) is reset at the same time;
s4: the pressing rod (55) is pressed down to rotate the second needle (49) to prepare for next insulin injection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110027998.4A CN112657019B (en) | 2021-01-11 | 2021-01-11 | Insulin pen with reserve type automatic needle changing function and using method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110027998.4A CN112657019B (en) | 2021-01-11 | 2021-01-11 | Insulin pen with reserve type automatic needle changing function and using method thereof |
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| CN112657019A CN112657019A (en) | 2021-04-16 |
| CN112657019B true CN112657019B (en) | 2022-07-12 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202110027998.4A Expired - Fee Related CN112657019B (en) | 2021-01-11 | 2021-01-11 | Insulin pen with reserve type automatic needle changing function and using method thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| KR102625418B1 (en) * | 2022-05-30 | 2024-01-15 | 가톨릭관동대학교산학협력단 | Management apparatus for insulin pen |
| KR102625419B1 (en) * | 2022-05-30 | 2024-01-15 | 가톨릭관동대학교산학협력단 | Management apparatus for insulin pen |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111493895A (en) * | 2020-05-11 | 2020-08-07 | 台州椒江路行医疗科技有限公司 | Blood glucose monitoring device with automatic blood sample collection function |
| CN111529827A (en) * | 2020-05-21 | 2020-08-14 | 淄博海瑞医疗器械有限公司 | Automatic buttock intramuscular injection equipment |
| CN111557762A (en) * | 2020-05-25 | 2020-08-21 | 武汉塞恩集日用品有限公司 | Device for injecting chip into pet |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20070060887A1 (en) * | 2005-08-22 | 2007-03-15 | Marsh David A | Ophthalmic injector |
| TWI615202B (en) * | 2017-04-26 | 2018-02-21 | Quantitative electrospray spray device | |
| CN210145221U (en) * | 2019-05-13 | 2020-03-17 | 江苏省人民医院（南京医科大学第一附属医院） | Box is collected to multi-functional insulin pen syringe needle |
| CN210331290U (en) * | 2019-06-03 | 2020-04-17 | 安淑敏 | Insulin syringe needle remover |
| CN111939365A (en) * | 2020-09-07 | 2020-11-17 | 新昌暮云自动化设备有限公司 | Insulin storage quantitative injection equipment capable of carrying and adjusting dosage |
| CN112155569A (en) * | 2020-10-28 | 2021-01-01 | 温州微计智能科技有限公司 | Blood routine information acquisition equipment for finger blood sampling |
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2021
- 2021-01-11 CN CN202110027998.4A patent/CN112657019B/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111493895A (en) * | 2020-05-11 | 2020-08-07 | 台州椒江路行医疗科技有限公司 | Blood glucose monitoring device with automatic blood sample collection function |
| CN111529827A (en) * | 2020-05-21 | 2020-08-14 | 淄博海瑞医疗器械有限公司 | Automatic buttock intramuscular injection equipment |
| CN111557762A (en) * | 2020-05-25 | 2020-08-21 | 武汉塞恩集日用品有限公司 | Device for injecting chip into pet |
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Inventor after: Wu Xianghua Inventor after: Li Shan Inventor after: Li Yanying Inventor after: Lin Wenli Inventor after: Gao Haiyun Inventor before: Lin Wenli Inventor before: Gao Haiyun |
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Effective date of registration: 20220627 Address after: 266299 Room 601, unit 1, building 6, No. 180, Zhenhua street, Jimo City, Qingdao, Shandong Province Applicant after: Wu Xianghua Applicant after: Li Shan Applicant after: Li Yanying Address before: 430071 Central South Hospital of Wuhan University, 169 Donghu Road, Wuchang District, Wuhan City, Hubei Province Applicant before: Lin Wenli |
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