CN213589388U - Insulin injection pen - Google Patents
Insulin injection pen Download PDFInfo
- Publication number
- CN213589388U CN213589388U CN202021692341.7U CN202021692341U CN213589388U CN 213589388 U CN213589388 U CN 213589388U CN 202021692341 U CN202021692341 U CN 202021692341U CN 213589388 U CN213589388 U CN 213589388U
- Authority
- CN
- China
- Prior art keywords
- mounting bracket
- injection pen
- movable piece
- insulin injection
- inner sleeve
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 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 title claims abstract description 64
- 238000002347 injection Methods 0.000 title claims abstract description 51
- 239000007924 injection Substances 0.000 title claims abstract description 51
- 102000004877 Insulin Human genes 0.000 title claims abstract description 32
- 108090001061 Insulin Proteins 0.000 title claims abstract description 32
- 229940125396 insulin Drugs 0.000 title claims abstract description 32
- 235000009508 confectionery Nutrition 0.000 claims abstract description 25
- 230000000149 penetrating effect Effects 0.000 claims abstract description 4
- 238000007789 sealing Methods 0.000 claims description 7
- 206010012601 diabetes mellitus Diseases 0.000 abstract description 7
- 208000013016 Hypoglycemia Diseases 0.000 abstract description 5
- 230000002218 hypoglycaemic effect Effects 0.000 abstract description 5
- 241000180587 Pinnidae Species 0.000 description 10
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
Images
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- Infusion, Injection, And Reservoir Apparatuses (AREA)
Abstract
The utility model discloses an insulin injection pen, which comprises an injection pen container with scale marks, a mounting bracket and a piston assembly; an inner sleeve is arranged in the mounting bracket, a candy containing cavity for placing candies is formed in the inner sleeve, and the inner sleeve and the mounting bracket jointly enclose a mounting cavity; one end of the mounting bracket, which is close to the injection pen container, is provided with a through hole; the piston assembly comprises a movable piece movably arranged in the mounting cavity, a piston rod connected to the movable piece and penetrating out of the through hole, a piston connected to one end of the piston rod, which is far away from the movable piece, and a rack connected to the movable piece; the mounting bracket is rotatably provided with a hand wheel, and the hand wheel is provided with a gear meshed with the rack. The utility model provides a pair of insulin injection pen, it is under the condition that satisfies piston assembly motion requirement to can be provided with candy holding chamber, thereby can solve the problem of the hypoglycemia that the diabetes mellitus patient arouses because of not having dinner in time after injecting insulin.
Description
Technical Field
The utility model relates to an injection pen field, concretely relates to insulin injection pen.
Background
The insulin injection pen is used as a device special for injecting insulin to a diabetic patient, and plays an important role for the diabetic patient. Chinese patent publication No. CN209123079U discloses an insulin injection pen, which comprises an injection pen body, wherein the injection pen body comprises a pen shell and a push rod, the push rod is movably connected with the inner wall of the pen shell, the push rod axially moves along the inner wall of the pen shell, and an accommodating space for accommodating a medicament is arranged inside the pen shell; the needle head of the injection pen is detachably connected with the head end of the pen shell; the pen shell is sleeved with the tail end of the pen cap of the injection pen, the pen cap of the injection pen is detachably connected with the pen shell, the top end of the pen cap of the injection pen is provided with a needle head dismounting unit, the upper portion of the needle head dismounting unit is provided with a first groove matched with the needle head of the injection pen, so that the needle head of the injection pen can be conveniently dismounted, and the dismounting process is simple and convenient. However, after the insulin injection pen is used by a diabetic to inject insulin, hypoglycemia is often caused by untimely eating, and the insulin injection pen is expected to be provided with a candy containing cavity for placing candies so as to supplement the candies. However, in order to facilitate taking and placing of the candy, the candy accommodating cavity needs to be arranged at the upper end of the pen shell, but because the push rod needs to be pushed and pulled above the pen shell to drive the piston assembly of the push rod to move when the insulin injection pen is used, the candy accommodating cavity cannot be arranged at the upper end of the pen shell, and therefore the requirement of people cannot be met.
SUMMERY OF THE UTILITY MODEL
In order to overcome the defects of the prior art, the utility model aims to provide an insulin injection pen, which can drive a piston assembly to move and can form a candy holding cavity in the upper end of a mounting bracket, thereby solving the problem of hypoglycemia caused by untimely dining after insulin injection.
The purpose of the utility model is realized by adopting the following technical scheme:
an insulin injection pen comprises an injection pen barrel provided with scale marks, a mounting bracket detachably connected with the injection pen barrel, and a piston assembly arranged in the mounting bracket; an inner sleeve is arranged at the upper end of the mounting bracket, a candy containing cavity for placing candies is arranged in the inner sleeve, and the inner sleeve and the mounting bracket jointly enclose a mounting cavity; one end of the mounting bracket, which is close to the injection pen container, is provided with a through hole; the piston assembly comprises a movable piece movably arranged in the mounting cavity, a piston rod connected to the movable piece and penetrating out of the through hole, a piston connected to one end of the piston rod, which is far away from the movable piece, and a rack connected to the movable piece; the mounting bracket is rotatably provided with a hand wheel, and the hand wheel is provided with a gear meshed with the rack.
The movable piece comprises a bottom plate and a circumferential wall arranged on the bottom plate; the rack is arranged on the circumferential wall, and the piston rod is arranged on the bottom plate.
The mounting bracket is provided with a guide groove extending along the height direction of the mounting bracket, and the moving part is provided with a guide convex block embedded in the guide groove.
The guide projection is arranged on one side of the circumferential wall and the toothed rack is arranged on the other side of the circumferential wall.
The upper end of the inner sleeve is provided with an end head, and the upper end of the mounting bracket is provided with a bearing groove for bearing the end head.
The insulin injection pen further comprises a sealing cover, wherein the sealing cover is detachably connected to the mounting bracket and used for sealing the opening of the candy containing cavity.
Compared with the prior art, the beneficial effects of the utility model reside in that:
the utility model provides an insulin injection pen, it can drive the motion of piston assembly through rotating hand wheel and gear, and need not to promote the piston rod above the installing support, therefore, through setting up piston assembly and gear rationally, thus can drive the motion of piston assembly, and can form the candy holding chamber in the upper end of installing support, can solve the problem of hypoglycemia that the diabetic patient caused because of not having dinner in time after injecting insulin effectively; moreover, the assembly and disassembly are simple and convenient, and the maintenance is facilitated.
Drawings
FIG. 1 is an exploded view of the present invention;
FIG. 2 is a cross-sectional view of the piston assembly;
wherein, 10, an injection pen container; 20. mounting a bracket; 21. a mounting cavity; 22. perforating; 23. a guide groove; 24. a bearing groove; 30. a piston assembly; 31. a movable member; 32. a piston rod; 33. a piston; 34. a rack; 35. a hand wheel; 36. a gear; 37. a guide projection; 40. an inner sleeve; 41. a candy accommodating cavity; 42. an end portion; 43. a barrel; 50. and (7) sealing the cover.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and the detailed description, and it should be noted that the embodiments or technical features described below can be arbitrarily combined to form a new embodiment without conflict.
As shown in fig. 1-2, an insulin injection pen includes an injection pen barrel 10 provided with scale lines, a mounting bracket 20 detachably coupled to the injection pen barrel 10, and a piston assembly 30 disposed in the mounting bracket 20; an inner sleeve 40 is arranged in the upper end of the mounting bracket 20, a candy containing cavity 41 for placing candies is arranged in the inner sleeve 40, and the inner sleeve 40 and the mounting bracket 20 jointly enclose a mounting cavity 21; a through hole 22 is formed at one end of the mounting bracket 20 close to the injection pen container 10; the piston assembly 30 comprises a movable member 31 movably installed in the installation cavity 21, a piston rod 32 connected to the movable member 31 and penetrating through the through hole 22, a piston 33 connected to one end of the piston rod 32 away from the movable member 31, and a rack 34 connected to the movable member 31; a hand wheel 35 is rotatably mounted on the mounting bracket 20, and a gear 36 engaged with the rack 34 is arranged on the hand wheel 35. Specifically, a slot is formed in a side surface of the mounting bracket 20, and the hand wheel 35 penetrates out of the slot.
When in use, the hand wheel 35 is rotated, the gear 36 can be used for driving the rack 34 to move, so that the movable piece 31, the piston rod 32 and the piston 33 can be driven to move, so as to carry out the insulin injection operation, therefore, the utility model provides an insulin injection pen, by adopting the combined design of the injection pen container 10, the mounting bracket 20 and the piston assembly 30, and by reasonably arranging the piston assembly 30 and the gear 36, thus, by rotating the hand wheel 35 and gear 36, the piston assembly 30 can be moved, without pushing the piston rod 32 over the mounting bracket 20, so that the piston assembly 30 can be driven, and a candy accommodating chamber 41 for accommodating candy can be formed in the upper end of the mounting bracket 20, when the diabetic patient takes insulin for injection, the sugar can be supplemented in time through the candy, so that the problem of hypoglycemia caused by untimely eating after the diabetic patient takes insulin for injection can be effectively solved.
The movable piece 31 comprises a bottom plate and a circumferential wall arranged on the bottom plate; the rack 34 is arranged on the circumferential wall, and the piston rod 32 is arranged on the bottom plate, so as to facilitate processing and manufacturing.
The mounting bracket 20 is provided with a guide groove 23 extending along the height direction thereof, and the movable member 31 is provided with a guide projection 37 embedded in the guide groove 23, so that the guide groove 23 and the guide projection 37 are matched to guide the movement of the movable member 31, thereby improving the smoothness of the movement of the movable member 31.
The guide projection 37 is arranged on one side of the circumferential wall and the toothed rack 34 is arranged on the other side of the circumferential wall to facilitate manufacture.
The upper end of the inner sleeve 40 is provided with an end head 42, and the upper end of the mounting bracket 20 is provided with a receiving groove 24 for receiving the end head 42. Specifically, the inner sleeve 40 further includes a cylinder 43 disposed below the end head 42, both the end head 42 and the cylinder 43 are in a shape of a revolving body, and the mounting bracket 20 further includes an accommodating groove located below the accommodating groove 24; the inner diameter of the containing groove is smaller than that of the containing groove 24; the end head part 42 comprises an upper part and a connecting part which is positioned below the upper part and has an outer diameter smaller than that of the upper part; the upper portion is located in the holding groove 24, the connecting portion is located in the containing groove, the outer diameter of the upper portion is equal to the inner diameter of the holding groove 24, and the outer diameter of the connecting portion is equal to the inner diameter of the containing groove, so that the inner sleeve 40 can be conveniently taken and placed in the holding groove 24, and the candy can be conveniently taken out. Specifically, the barrel 43 is fixed on the end head 42 through a screw, a through hole is formed in the end head 42, a threaded hole is formed in the barrel 43, and the screw penetrates through the through hole of the end head 42 and is in threaded connection with the threaded hole, so that the inner sleeve 40 can be conveniently machined and manufactured.
The insulin injection pen further includes a cover 50, the cover 50 being detachably coupled to the mounting bracket 20 and closing an opening of the candy containing chamber 41. Specifically, the cover 50 is screwed to the mounting bracket 20, so that the cover 50 can be opened and closed conveniently.
The above embodiments are only preferred embodiments of the present invention, and the protection scope of the present invention cannot be limited thereby, and any insubstantial changes and substitutions made by those skilled in the art based on the present invention are all within the protection scope of the present invention.
Claims (6)
1. An insulin injection pen, which is characterized in that: the injection pen container comprises an injection pen container provided with scale marks, a mounting bracket detachably connected with the injection pen container, and a piston assembly arranged in the mounting bracket; an inner sleeve is arranged at the upper end of the mounting bracket, a candy containing cavity for placing candies is arranged in the inner sleeve, and the inner sleeve and the mounting bracket jointly enclose a mounting cavity; one end of the mounting bracket, which is close to the injection pen container, is provided with a through hole; the piston assembly comprises a movable piece movably arranged in the mounting cavity, a piston rod connected to the movable piece and penetrating out of the through hole, a piston connected to one end of the piston rod, which is far away from the movable piece, and a rack connected to the movable piece; the mounting bracket is rotatably provided with a hand wheel, and the hand wheel is provided with a gear meshed with the rack.
2. The insulin injection pen according to claim 1, wherein: the movable piece comprises a bottom plate and a circumferential wall arranged on the bottom plate; the rack is arranged on the circumferential wall, and the piston rod is arranged on the bottom plate.
3. The insulin injection pen according to claim 2, wherein: the mounting bracket is provided with a guide groove extending along the height direction of the mounting bracket, and the moving part is provided with a guide convex block embedded in the guide groove.
4. The insulin injection pen according to claim 3, wherein: the guide projection is arranged on one side of the circumferential wall and the toothed rack is arranged on the other side of the circumferential wall.
5. The insulin injection pen according to claim 1, wherein: the upper end of the inner sleeve is provided with an end head, and the upper end of the mounting bracket is provided with a bearing groove for bearing the end head.
6. The insulin injection pen according to claim 1, wherein: the insulin injection pen further comprises a sealing cover, wherein the sealing cover is detachably connected to the mounting bracket and used for sealing the opening of the candy containing cavity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021692341.7U CN213589388U (en) | 2020-08-13 | 2020-08-13 | Insulin injection pen |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021692341.7U CN213589388U (en) | 2020-08-13 | 2020-08-13 | Insulin injection pen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213589388U true CN213589388U (en) | 2021-07-02 |
Family
ID=76584931
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021692341.7U Expired - Fee Related CN213589388U (en) | 2020-08-13 | 2020-08-13 | Insulin injection pen |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213589388U (en) |
-
2020
- 2020-08-13 CN CN202021692341.7U patent/CN213589388U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210702 |