CN211611117U - Full-automatic electronic insulin injection pen - Google Patents
Full-automatic electronic insulin injection pen Download PDFInfo
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- CN211611117U CN211611117U CN201921652177.4U CN201921652177U CN211611117U CN 211611117 U CN211611117 U CN 211611117U CN 201921652177 U CN201921652177 U CN 201921652177U CN 211611117 U CN211611117 U CN 211611117U
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- storage bin
- driving
- medicine
- automatic electronic
- medicine storage
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Abstract
The utility model discloses a full-automatic electronic type insulin injection pen, it includes shell body and sliding base, one side of sliding base is provided with the storage drug bin of side flip formula, install the medicine bottle in the storage drug bin, the cooperation medicine bottle is provided with the injection drive arrangement of dosing on sliding base, the injection drive arrangement of dosing includes the actuating lever, it implants drive arrangement to be provided with the syringe needle on the sliding base, be provided with between shell body and the storage drug bin and configure into the storage drug bin safety device that could make the storage drug bin open after the actuating lever returns to target in place, the front end in storage drug bin is provided with and configures into the syringe needle safety device that could make the storage drug bin open after the syringe needle lifts off completely. The full-automatic electronic insulin injection pen is simple in structure, convenient and quick to change the medicine and stable and reliable in operation; and the medicine storage bin can be opened only after the injection needle is taken down and the driving rod is completely retracted to the right position, so that misoperation of a user is avoided, and the safety and reliability of the full-automatic injector are improved.
Description
Technical Field
The utility model relates to an electronic insulin injection pen, in particular to a full-automatic electronic insulin injection pen.
Background
Most of the existing full-automatic electronic insulin injection pens realize full automatic injection. In recent years, people have designed and developed a side flip-top medicine-filled injection pen, and the full-automatic electronic insulin injection pen avoids repeated disassembly of a shell, is convenient for changing medicine and prolongs the service life of the electronic pen type injection pen. However, the side-flip-top-filled syringes on the market generally have the disadvantages of poor operational stability and easy misoperation during drug replacement.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a full-automatic electronic type insulin injection pen to solve among the prior art full-automatic electronic type insulin injection pen and have the problem that the operational stability is poor and the maloperation appears easily when changing dressings.
To achieve the purpose, the utility model adopts the following technical proposal:
a full-automatic electronic insulin injection pen comprises an outer shell and a sliding base which can be arranged in the outer shell in a reciprocating sliding way, wherein, one side of the sliding base is provided with a medicine storage bin with a side surface turnover cover, a medicine bottle is arranged in the medicine storage bin, a medicine feeding injection driving device is arranged on the sliding base in a matching way with the medicine bottle and comprises a driving rod, and the sliding base is provided with an injection needle implantation driving device for driving the whole sliding base to slide in a reciprocating way, a medicine storage bin safety device which is configured to open the medicine storage bin only after the driving rod retracts to the right position is arranged between the outer shell and the medicine storage bin, the front end of the medicine storage bin is detachably provided with an injection needle, and the front end of the medicine storage bin is provided with an injection needle safety device which is configured to ensure that the medicine storage bin can be opened only after the injection needle is completely detached.
Particularly, the injection needle implantation driving device comprises a first driving motor, a first reduction gear set, a first screw rod, a shifting block and two stop blocks, wherein an output shaft of the first driving motor is connected with an input end of the first reduction gear set, an output end of the first reduction gear set is connected with the first screw rod, the two stop blocks are fixed on the sliding base at intervals, one end of the shifting block is sleeved outside the first screw rod through an internal thread, the other end of the shifting block is positioned between the two stop blocks, the drug administration injection driving device comprises a second driving motor, a second reduction gear set, a second screw rod and a driving rod, an output shaft of the second driving motor is connected with an input end of the second reduction gear set, an output end of the second reduction gear set is connected with the second screw rod, and the driving rod can be rotatably sleeved outside the second screw rod.
Particularly, a motor support and a screw rod support are arranged on one side of the sliding base at intervals, the first driving motor is installed on the motor support, the first screw rod is rotatably installed on the screw rod support, the first speed reduction gear set is assembled between the motor support and the screw rod support, a sliding rod is arranged on the sliding base and penetrates through the motor support and the screw rod support.
In particular, the safety device for the medicine storage bin comprises a fixing seat, the medicine storage bin and a driving rod, wherein a toggle switch is arranged on the fixing seat, one end of the medicine storage bin can be rotatably assembled on the fixing seat through a first rotating shaft, a buckle is arranged at the bottom of the other end of the medicine storage bin, the driving rod can be movably assembled in a driving sleeve, a limiting ring can be telescopically assembled at the end part of the driving sleeve, a first elastic piece used for pushing the limiting ring to move towards the direction close to the medicine storage bin is arranged between the limiting ring and the driving sleeve, the driving rod penetrates through the limiting ring, the radius of the head of the driving rod is larger than that of an inner hole of the limiting ring, a driving rocker arm can be rotatably arranged on the fixing seat through a second rotating shaft, a second elastic piece used for resetting the driving rocker arm is arranged on the second rotating shaft, and a limiting block is arranged, the limiting device comprises a limiting block, a fixed seat and a driving rocker arm, wherein the limiting block is provided with a limiting groove, one end of the driving rocker arm is positioned on one side of the limiting ring, the other end of the driving rocker arm is clamped in the limiting groove for limiting, a sliding plate is arranged on the fixed seat below the driving rocker arm, a clamping hole is formed in the sliding plate in a matched mode, a third elastic piece used for enabling the sliding plate to reset is arranged on the sliding plate, a transmission lever is rotatably assembled between the sliding plate and the limiting block through a third rotating shaft on the fixed seat, and two ends of the transmission lever respectively correspond to the limiting block and the.
In particular, the first rotating shaft is provided with a fourth elastic piece for automatically ejecting the medicine storage bin.
In particular, a chuck matched with the toggle switch is arranged on the medicine storage bin.
Particularly, syringe needle safety device is including assembling in the front end bottom in storage medicine storehouse and can follow the briquetting that the horizontal direction slided from beginning to end, be provided with the rectangular hole on the briquetting, set up the uide pin in the rectangular hole, when the syringe needle assembles on storage medicine storehouse, the one end of briquetting compresses tightly spacingly through the syringe needle, and the other end supports to lean on to carry on spacingly in the tip of fixing base.
Particularly, the briquetting is whole to be "L" type structure, including horizontal limit and vertical limit, the tip in storage medicine storehouse is provided with the breach that is used for assembling the briquetting, the bottom downwardly extending of breach has articulated seat, the uide pin is provided with on the articulated seat.
Particularly, the strip hole is arranged on the horizontal edge, the vertical edge is positioned in the notch, and when the injection needle is assembled on the medicine storage bin, the outer side of the vertical edge is flush with the end face of the bin body.
The utility model has the advantages that compared with the prior art, the full-automatic electronic insulin injection pen has simple structure, convenient and fast dressing change and stable and reliable operation; and the medicine storage bin can be opened only after the injection needle is taken down and the driving rod is completely retracted to the right position, so that misoperation of a user is avoided, and the safety and reliability of the full-automatic injector are improved.
Drawings
Fig. 1 is a schematic perspective view of a fully automatic electronic insulin injection pen according to an embodiment of the present invention;
fig. 2 is a schematic diagram of the internal structure of the fully automatic electronic insulin injection pen according to the embodiment of the present invention;
fig. 3 is a schematic perspective view of a driving device of a fully automatic electronic insulin injection pen according to an embodiment of the present invention;
fig. 4 is a schematic perspective view of an injection needle implantation driving device of the fully automatic electronic insulin injection pen according to the embodiment of the present invention;
fig. 5 is a schematic perspective view of a drug administration injection driving device of a full-automatic electronic insulin injection pen according to an embodiment of the present invention;
FIG. 6 is an exploded view of the safety device of the drug storage compartment of the fully automatic electronic insulin injection pen according to the embodiment of the present invention;
FIG. 7 is an assembly view of the safety device of the drug storage chamber of the fully automatic electronic insulin injection pen according to the embodiment of the present invention;
fig. 8 is a schematic perspective view of a safety device for an injection needle of a fully automatic electronic insulin injection pen according to an embodiment of the present invention;
fig. 9 is a schematic perspective view of a pressing block of the safety device of the injection needle of the fully automatic electronic insulin injection pen according to the embodiment of the present invention.
Detailed Description
The technical solution of the present invention is further explained by the following embodiments with reference to the accompanying drawings.
In order to facilitate understanding of the present invention, the present invention will be described more fully hereinafter with reference to the accompanying drawings. The preferred embodiments of the present invention are shown in the drawings. The invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete. It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only and do not represent the only embodiments. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
Referring to fig. 1 to 9, in the present embodiment, a full-automatic electronic insulin injection pen includes an outer casing 1 and a sliding base 2 disposed in the outer casing 1 in a reciprocating sliding manner, a trigger key 3, a plurality of function keys 4, a display screen 5, an injection needle assembling port 6 and a detachable battery assembling cover 7 are disposed outside the outer casing 1, a mounting plate 8 is disposed at the bottom of the sliding base 2, the mounting plate 8 is fixed in the outer casing 1, sliding grooves 9 are disposed at two sides of the mounting plate, sliding rails 10 are disposed at two sides of the bottom of the sliding base 2, and the sliding rails 10 are disposed in the sliding grooves 9. One side of the sliding base 2 is provided with a needle implantation driving device for driving the sliding base 2 to reciprocate, the needle implantation driving device comprises a first driving motor 11, a first speed reducing gear set 12, a first screw rod 13, a shifting block 14 and two stop blocks 15, one side of the sliding base 2 is provided with a motor bracket 16 and a screw rod bracket 17 at intervals along the length direction thereof, the first driving motor 11 is arranged on the motor bracket 16, the first screw rod 13 is rotatably arranged on the screw rod bracket 17, the first speed reducing gear set 12 is assembled between the motor bracket 16 and the screw rod bracket 17, an output shaft of the first driving motor 11 is connected with an input end of the first speed reducing gear set 12, an output end of the first speed reducing gear set 12 is connected with the first screw rod 13, the two stop blocks 15 are fixed on the sliding base 2 at intervals, one end of the shifting block 14 is sleeved outside the first screw rod 13 through an internal thread, the other end is located between the two stops 15. The sliding base 2 is provided with a sliding rod 18, the sliding rod 18 penetrates through the motor bracket 16 and the screw rod bracket 17, and the stability and the reliability of the sliding base 2 during integral sliding are improved through the sliding rod 18.
One end of sliding base 2 is provided with fixing base 19, drug storage bin 20 adopts the structure of side flip formula to assemble on fixing base 19, cooperation drug storage bin 20 is provided with the injection drive arrangement of dosing in sliding base 2's the other end, the injection drive arrangement of dosing includes second driving motor 21, second reduction gear group 22, second lead screw 23 and actuating lever 24, the output shaft of second driving motor 21 is connected the input of second reduction gear group 22, the output and the second lead screw 23 of second reduction gear group 22 are connected, actuating lever 24 can rotationally overlap outside second lead screw 23.
One end of the medicine storage bin 20 can be rotatably assembled on the fixed seat 19 through the first rotating shaft 25, a torsion spring 26a used for automatically bouncing the medicine storage bin 20 to provide elasticity is assembled on the first rotating shaft 25, the medicine bottle 27 is placed in the medicine storage bin 20, the driving rod 24 can be movably assembled in the driving sleeve 28 and is positioned at the opening and closing end of the medicine storage bin 20, the end part of the driving sleeve 28 can be telescopically assembled with a spacing ring 29, a spiral spring 30 used for pushing the spacing ring 29 to move towards the direction close to the medicine storage bin 20 is arranged between the spacing ring 29 and the driving sleeve 28, the driving rod 24 passes through the spacing ring 29 and is arranged with an inner hole with a head radius larger than that of the spacing ring 29, the fixed seat 19 can be rotatably provided with a driving rocker 32 through the second rotating shaft 31, a torsion spring 26b used for resetting the driving rocker 32 is installed on the second rotating shaft 31, a toggle switch 33 used for opening and closing the medicine storage bin 20 is arranged, toggle switch 33's bottom is provided with stopper 34, the last spacing groove 35 of having seted up of stopper 34, the one end of drive rocking arm 32 is located one side of spacing collar 29, the other end card is spacing in spacing groove 35, be provided with sliding plate 36 in the below of drive rocking arm 32 on the fixing base 19, the card hole 37 has been seted up on sliding plate 36, cooperation card hole 37 is provided with pothook 38 in the one end bottom of storage medicine storehouse 20, be provided with the torsional spring 26c that is used for making sliding plate 36 reset on the sliding plate 36, it can be equipped with drive lever 40 with rotating through third pivot 39 between sliding plate 36 and stopper 34 on the fixing base 19, drive lever 40's both ends correspond stopper 34 and sliding plate 36 setting respectively, be provided with dop 41 with toggle switch 33 looks adaptation on the storage medicine storehouse 20.
The drug storage bin 20 comprises a cylindrical bin body, an external thread section 42 with the radius smaller than that of the bin body is arranged at the end part of the bin body, and an injection needle 43 is detachably assembled on the external thread section 42 through internal threads. The bottom of the one end of storehouse body assembly syringe needle 43 can be equipped with briquetting 44 along the horizontal direction with sliding from beginning to end, briquetting 44 is whole to be "L" type structure, including horizontal limit 45 and vertical limit 46, horizontal limit 45 has extension piece 47 to both sides extension, rectangular hole 48 has been seted up on horizontal limit 45, the tip of the storehouse body is provided with the breach 49 that is used for the vertical limit 46 of holding, the bottom downwardly extending of breach 49 has articulated seat 50, the both ends of uide pin 51 assemble on articulated seat 50 and pass rectangular hole 48 and set up, in order to assemble briquetting 44 on articulated seat 50.
During the use, when injecting, the user aims at injection position with syringe needle 43, first driving motor 11 rotates and drives first lead screw 13 through first reduction gear 12 and rotates, thereby it removes to the direction that is close to human injection position to drive slide base 2 through stirring piece 14 wholly, finally implant the human body with syringe needle 43 automation earlier, implant human back, second driving motor 21 rotates and drives second lead screw 23 through second reduction gear 22 and rotate, second lead screw 23 drives actuating lever 24 and moves the certain distance forward again, final actuating lever 24 passes through the piston of tip and will store up the accurate injection of liquid medicine in the medicine storehouse 20 to the human body.
When the medicine storage bin 20 is closed, the spiral spring 30 pushes the limiting ring 29 out to abut against the medicine storage bin 20, meanwhile, the clamping hook 38 at the bottom of the medicine storage bin 20 hooks the clamping hole 37 to limit the medicine storage bin 20, and the clamping head 41 at the top is inserted into the toggle switch 33 to limit the medicine storage bin. When the medicine storage bin 20 needs to be opened for changing the medicine, firstly, the injection needle 43 is ensured to be completely detached, and the mechanism principle is as follows: when the tail end of the injection needle 43 is screwed and assembled on the external thread section 42, the vertical edge 46 of the pressing block 44 is limited in the notch 49 through the tail end of the injection needle 43, the end part of the horizontal edge 45 is limited by abutting against the end part of the fixed seat 19, and at the moment, the medicine storage bin 20 cannot be opened outwards. Only when the injection needle 43 is completely dismounted, the outer side of the vertical edge 46 is not limited by the injection needle 43, the medicine storage bin 20 can be outwards turned to be opened, and the integral pressing block 44 outwards moves through the strip hole 48 in the opening process, so that interference is avoided. And it is necessary to ensure that the driving rod 24 retracts to the right position, if not, the toggle switch 33 cannot be toggled under the limit of the driving rocker 32, during the return process of the driving rod 24, the limiting ring 29 is driven to move towards the direction close to the end of the driving rocker 32 by overcoming the elasticity of the coil spring 30, when the retraction is completely in the right position, the limiting ring 29 abuts against one end of the driving rocker 32 to drive the driving rocker 32 to rotate, so as to drive the other end to rotate and separate from the limiting groove 35, the toggle switch 33 loses the limit, the toggle switch 33 is operated to push one end of the transmission lever 40 to rotate, the sliding plate 36 is pushed by the other end of the transmission lever 40 to slide towards the direction close to the injection needle 43, and finally the hook 38 is separated from the clamping hole 37, at this time, the medicine storage bin 20 completely loses the.
It should be noted that the foregoing is only a preferred embodiment of the present invention and the technical principles applied. It will be understood by those skilled in the art that the present invention is not limited to the particular embodiments described herein, but is capable of various obvious changes, rearrangements and substitutions as will now become apparent to those skilled in the art without departing from the scope of the invention. Therefore, although the present invention has been described in greater detail with reference to the above embodiments, the present invention is not limited to the above embodiments, and may include other equivalent embodiments without departing from the scope of the present invention.
Claims (9)
1. A full-automatic electronic insulin injection pen comprises an outer shell and a sliding base which can be arranged in the outer shell in a reciprocating sliding way, it is characterized in that one side of the sliding base is provided with a medicine storage bin with a side surface turnover cover, a medicine bottle is arranged in the medicine storage bin, a medicine feeding injection driving device is arranged on the sliding base in a matching way with the medicine bottle, the medicine feeding injection driving device comprises a driving rod, and the sliding base is provided with an injection needle implantation driving device for driving the whole sliding base to slide in a reciprocating way, a medicine storage bin safety device which is configured to open the medicine storage bin only after the driving rod retracts to the right position is arranged between the outer shell and the medicine storage bin, the front end of the medicine storage bin is detachably provided with an injection needle, and the front end of the medicine storage bin is provided with an injection needle safety device which is configured to ensure that the medicine storage bin can be opened only after the injection needle is completely detached.
2. The full automatic electronic insulin injection pen according to claim 1, wherein the injection needle implanting driving device comprises a first driving motor, a first speed reducing gear set, a first lead screw, a dial block and two stop blocks, wherein an output shaft of the first driving motor is connected with an input end of the first speed reducing gear set, an output end of the first speed reducing gear set is connected with the first lead screw, the two stop blocks are fixed on the sliding base at intervals, one end of the dial block is sleeved outside the first lead screw through an internal thread, the other end of the dial block is positioned between the two stop blocks, the drug administration injecting driving device comprises a second driving motor, a second speed reducing gear set, a second lead screw and a driving rod, an output shaft of the second driving motor is connected with an input end of the second speed reducing gear set, an output end of the second speed reducing gear set is connected with the second lead screw, the driving rod can be rotatably sleeved outside the second screw rod.
3. The full automatic electronic insulin injection pen according to claim 2, wherein a motor bracket and a lead screw bracket are provided at one side of the slide base at intervals, the first driving motor is mounted to the motor bracket, the first lead screw is rotatably mounted to the lead screw bracket, the first reduction gear set is assembled between the motor bracket and the lead screw bracket, and a slide bar is provided on the slide base, the slide bar being disposed through the motor bracket and the lead screw bracket.
4. The full-automatic electronic insulin injection pen according to claim 1, wherein the safety device of the drug storage bin comprises a fixed seat, a drug storage bin and a driving rod, a toggle switch is arranged on the fixed seat, one end of the drug storage bin is rotatably assembled on the fixed seat through a first rotating shaft, a buckle is arranged at the bottom of the other end of the drug storage bin, the driving rod is movably assembled in a driving sleeve, wherein a limit ring is telescopically assembled at the end of the driving sleeve, a first elastic member for pushing the limit ring to move towards the direction close to the drug storage bin is arranged between the limit ring and the driving sleeve, the driving rod penetrates through the limit ring, the radius of the head of the driving rod is larger than the inner hole of the limit ring, a driving rocker arm is rotatably arranged on the fixed seat through a second rotating shaft, and a second elastic member for resetting the driving rocker arm is arranged on the second rotating shaft, the bottom of toggle switch is provided with the stopper, the stopper has seted up the spacing groove, the one end of drive rocking arm is located one side of spacing collar, and the other end card in the spacing inslot is spacing, be provided with the sliding plate on the fixing base in the below of drive rocking arm, the cooperation buckle has seted up the card hole on the sliding plate, just be provided with the third elastic component that is used for making the sliding plate reset on the sliding plate, on the fixing base in can be equipped with the transmission lever with rotating through the third pivot between sliding plate and the stopper, the both ends of transmission lever correspond stopper and sliding plate setting respectively.
5. The full automatic electronic insulin injection pen according to claim 4, wherein the first rotary shaft is provided with a fourth resilient member for automatically springing open the medicine cartridge.
6. The fully automatic electronic insulin injection pen according to claim 4, wherein the cartridge is provided with a chuck adapted to a toggle switch.
7. The fully automatic electronic insulin injection pen according to claim 4, wherein the safety device of the injection needle comprises a pressing block which is assembled at the bottom of the front end of the medicine storage bin and can slide back and forth along the horizontal direction, the pressing block is provided with a strip hole, a guide pin is arranged in the strip hole, when the injection needle is assembled on the medicine storage bin, one end of the pressing block is pressed and limited by the injection needle, and the other end of the pressing block abuts against the end part of the fixing seat for limiting.
8. The fully automatic electronic insulin injection pen according to claim 7, wherein the pressing block is integrally of an L-shaped structure and comprises a horizontal side and a vertical side, the end of the medicine storage bin is provided with a notch for assembling the pressing block, the bottom of the notch extends downwards to form a hinge seat, and the guide pin is arranged on the hinge seat.
9. The fully automatic electronic insulin injection pen according to claim 8, wherein the elongated hole is opened on the horizontal edge, the vertical edge is located in the notch, and when the injection needle is assembled on the drug storage bin, the outer side of the vertical edge is flush with the end surface of the bin body.
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CN201921652177.4U CN211611117U (en) | 2019-09-29 | 2019-09-29 | Full-automatic electronic insulin injection pen |
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CN201921652177.4U CN211611117U (en) | 2019-09-29 | 2019-09-29 | Full-automatic electronic insulin injection pen |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN110575588A (en) * | 2019-09-29 | 2019-12-17 | 无锡鸿羽医疗科技有限公司 | Safety device for medicine storage bin of full-automatic insulin injection pen |
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2019
- 2019-09-29 CN CN201921652177.4U patent/CN211611117U/en active Active
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN110575588A (en) * | 2019-09-29 | 2019-12-17 | 无锡鸿羽医疗科技有限公司 | Safety device for medicine storage bin of full-automatic insulin injection pen |
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