CN220899268U

CN220899268U - Insulin injection pen

Info

Publication number: CN220899268U
Application number: CN202321808991.7U
Authority: CN
Inventors: 熊枫
Original assignee: Chinese Peoples Liberation Army Army Specialized Medical Center
Current assignee: Chinese Peoples Liberation Army Army Specialized Medical Center
Priority date: 2023-07-11
Filing date: 2023-07-11
Publication date: 2024-05-07
Anticipated expiration: 2033-07-11

Abstract

The utility model discloses an insulin injection pen, which comprises an injection pen main body and a hard knot detection mechanism, wherein one side of the bottom of the injection pen main body is provided with a needle mounting seat, the bottom of the needle mounting seat is provided with a needle, and the injection pen main body is provided with an alarm; the hard-knot detection mechanism comprises a detection seat, balls and a rotating shaft, wherein the detection seat is arranged on the other side of the bottom of the injection pen main body, a groove is formed in the bottom of the detection seat, a touch switch is arranged on the top wall of the groove, the touch switch is electrically connected with an alarm, sliding grooves are formed in two sides of the groove, a moving block is respectively arranged in the two sliding grooves in a sliding manner, a spring is arranged between the moving block and the top of the sliding groove, the rotating shaft penetrates through the moving block in the diameter direction of the balls, and two ends of the rotating shaft are respectively connected with the two moving blocks.

Description

Insulin injection pen

Technical Field

The utility model relates to the technical field of injectors, in particular to an insulin injection pen.

Background

The insulin injection pen is required to be used for a long time by diabetics, but the insulin pen can cause uneven induration of subcutaneous tissue at an injection site, the induration can influence the injection of the subsequent insulin pen, and the induration is also required to be avoided when the insulin pen is used subsequently. For some elderly patients with poor eyesight and poor perception capability, it is difficult to effectively distinguish normal skin parts from hard skin parts.

An insulin pen is disclosed in the publication CN214807452U, but lacks a device for assisting elderly patients with poor eyesight or perception of cutaneous induration.

Based on this, the present utility model has devised an insulin injection pen to solve the above-mentioned problems.

Disclosure of utility model

In view of the above-mentioned shortcomings of the prior art, the present utility model provides an insulin injection pen.

In order to achieve the above purpose, the utility model is realized by the following technical scheme:

an insulin injection pen comprising:

The injection pen comprises an injection pen main body, wherein one side of the bottom of the injection pen main body is provided with a needle mounting seat, the bottom of the needle mounting seat is provided with a needle, and the injection pen main body is provided with an alarm; and

The hard knot detection mechanism comprises a detection seat, balls and a rotating shaft, wherein the detection seat is arranged on the other side of the bottom of the injection pen main body, a groove is formed in the bottom of the detection seat, a touch switch is arranged on the top wall of the groove, the touch switch is electrically connected with an alarm, sliding grooves are formed in two sides of the groove, a moving block is respectively arranged in the sliding grooves in a vertically sliding mode, a spring is arranged between the moving block and the top of the sliding groove, the rotating shaft penetrates through the moving block along the diameter direction of the balls, and two ends of the rotating shaft are respectively connected with the two moving blocks.

Still further, still include the thorn mechanism that prevents, it includes the slide shaft, elasticity even board and drive plate, the slide shaft slides from top to bottom and runs through injection pen main part, the syringe needle mount pad is installed in the bottom of slide shaft, two the drive plate sets up respectively in the both sides of syringe needle mount pad, two the top of elasticity even board is fixed connection respectively in the bottom that the injection pen main part is located two drive plates, and the bottom slides respectively downwards and runs through corresponding drive plate and be provided with the baffle, two the bottom of elasticity even board is crooked towards each other and is drawn close and make two baffle tip offsets.

Furthermore, the bottom of injection pen main part is provided with downwardly extending's gag lever post, one side of syringe needle mount pad is provided with the limiting plate, the limiting plate slip cap is located on the gag lever post.

Still further, still include dismouting mechanism, it includes syringe needle connecting seat and bolt, the syringe needle is installed in the bottom of syringe needle connecting seat, the locked groove has been seted up to one side of syringe needle connecting seat, the bottom of syringe needle mount pad has the cell body that holds the syringe needle connecting seat and one side seted up the through-hole with the locked groove adaptation, the bolt slides and wears to locate in the through-hole and can insert in the locked groove, the outer end of bolt is provided with the arm-tie, be connected with the locking spring between the outer wall of arm-tie and syringe needle mount pad.

Further, the inner end of the bolt is arc-shaped.

Advantageous effects

In the embodiment of the utility model, the hard-knot detection mechanism can help old patients with poor eyesight and poor perception ability to distinguish normal skin parts from hard-knot skin parts, so that the injection of a subsequent insulin pen is prevented from being influenced by hard-knot, the operation is simple, and the use is convenient; the anti-pricking mechanism is used for wrapping the needle head before and after the injection of the liquid medicine, so that the needle head is not exposed, the user is prevented from being pricked, the fear of the user to a sharp needle head is reduced, and the insulin injection pen is convenient to use; the needle is disassembled and assembled through the disassembling and assembling mechanism, so that the disassembling and assembling speed is high, and the possibility of stabbing a user is reduced compared with the traditional manner of rotating and disassembling and assembling the needle.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It is evident that the drawings in the following description are only some embodiments of the present utility model and that other drawings may be obtained from these drawings without inventive effort for a person of ordinary skill in the art.

FIG. 1 is a perspective view of a main body structure of an insulin injection pen according to the present utility model;

FIG. 2 is a front view of an insulin injection pen according to the present utility model;

FIG. 3 is a perspective view of a main body of an insulin injection pen according to the present utility model;

FIG. 4 is an enlarged view of FIG. 3 at A;

Fig. 5 is a schematic view of a mechanism for assembling and disassembling an insulin injection pen according to the present utility model.

Reference numerals in the drawings represent respectively:

1. An injection pen body; 2. a induration detection mechanism; 21. a detection seat; 22. a ball; 23. a rotating shaft; 24. a touch switch; 25. a chute; 26. a moving block; 27. a spring; 3. an anti-prick mechanism; 31. a slide shaft; 32. a baffle; 33. an elastic connecting plate; 34. a driving plate; 35. a limit rod; 36. a limiting plate; 4. a disassembly and assembly mechanism; 41. a needle connecting seat; 42. a needle; 43. a plug pin; 44. a locking groove; 45. a lock spring; 46. pulling a plate; 5. a needle mounting base; 6. an alarm.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present utility model more clear, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. It will be apparent that the described embodiments are some, but not all, embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

The utility model is further described below with reference to examples.

Example 1

Referring to fig. 1 to 4 of the drawings, an insulin injection pen comprises an injection pen body 1 and a induration detection mechanism 2.

A needle mounting seat 5 is arranged on one side of the bottom of the injection pen main body 1, a needle 42 is arranged at the bottom of the needle mounting seat 5, and an alarm 6 is arranged on the injection pen main body 1.

The induration detection mechanism 2 includes detection seat 21, ball 22 and pivot 23, detection seat 21 installs in the bottom opposite side of injection pen main part 1, the bottom of detection seat 21 is seted up flutedly, the roof of recess is provided with touch switch 24, touch switch 24 is connected with alarm 6 electricity, and spout 25 has been seted up to the both sides of recess, slidable mounting has movable block 26 about respectively in two spouts 25, install spring 27 between movable block 26 and the spout 25 top, pivot 23 runs through along ball 22 diameter direction activity, and both ends are connected with two movable blocks 26 respectively.

In the embodiment of the utility model, before injecting insulin, a user slides the detection seat 21 against the skin, the ball 22 rolls on the skin, after the ball 22 receives the supporting force of a normal skin part, the ball 22 drives the moving block 26 to vertically move upwards in the chute 25 through the rotating shaft 23, the spring 27 is compressed and prevents the moving block 26 from further moving, when the ball 22 moves to the hard skin part, the hard bulge further pushes the ball 22 upwards, so that the moving block 26 further moves, the alarm 6 is triggered after the ball 22 contacts the touch switch 24 to alarm, and old patients with poor eyesight and poor perceptibility are reminded to distinguish the normal skin part from the hard skin part, so that the operation is simple and the use is convenient.

Example 2

In some embodiments, as shown in fig. 1-3, the anti-pricking mechanism 3 further comprises a sliding shaft 31, an elastic connecting plate 33 and a driving plate 34, the sliding shaft 31 vertically slides and penetrates through the injection pen main body 1, the needle mounting seat 5 is mounted at the bottom end of the sliding shaft 31, two driving plates 34 are respectively arranged at two sides of the needle mounting seat 5, the top ends of the two elastic connecting plates 33 are respectively fixedly connected to the bottom of the injection pen main body 1 above the two driving plates 34, the bottom ends respectively slide and penetrate through the corresponding driving plates 34 and are provided with baffle plates 32, and the bottom ends of the two elastic connecting plates 33 are bent towards each other and abut against the end parts of the two baffle plates 32. It should be noted that, the sliding shaft 31 and the injection pen body 1 are internally connected with a return spring, which can provide an elastic force for pulling the sliding shaft 31 upwards, so that the needle 42 is located above the baffle 32.

In the embodiment of the utility model, the elastic connecting plate 33 drives the ends of the two baffles 32 to prop against and block the lower part of the needle 42, wraps the tip of the needle 42 to prevent a user from being pricked, after the user finishes the induration detection operation, the needle 42 is aligned to the injection part, then the needle mounting seat 5 is driven to move towards the injection part by pressing the sliding shaft 31, the needle mounting seat 5 drives the driving plate 34 to move, the driving plate 34 drives the baffles 32 to be unfolded by pushing the elastic connecting plate 33 in the moving process to expose the needle 42, the injection operation is finished, the user releases the sliding shaft 31 after the injection is finished, the reset spring in the injection pen main body 1 drives the needle mounting seat 5 to reset, the elastic connecting plate 33 drives the baffles 32 to gradually shrink and wrap the needle 42, the function of preventing the needle 42 from pricking a patient before and after insulin injection is realized, the fear of the user on the sharp needle is reduced, and the insulin injection pen is convenient to use.

Preferably, the bottom of the injection pen main body 1 is provided with a limiting rod 35 extending downwards, one side of the needle mounting seat 5 is provided with a limiting plate 36, and the limiting plate 36 is slidably sleeved on the limiting rod 35. The limit rod 35 and the limit plate 36 work cooperatively to be beneficial to maintaining the movement direction of the needle mounting seat 5.

Example 3

In some embodiments, as shown in fig. 1-3 and 5, as a preferred embodiment of the present utility model, the disassembling and assembling mechanism 4 further comprises a needle connecting seat 41 and a latch 43, the needle 42 is installed at the bottom of the needle connecting seat 41, a locking groove 44 is formed on one side of the needle connecting seat 41, a groove body for accommodating the needle connecting seat 41 is formed at the bottom of the needle mounting seat 5, a through hole matched with the locking groove 44 is formed on one side of the needle connecting seat, the latch 43 is slidably arranged in the through hole and can be inserted into the locking groove 44, a pulling plate 46 is arranged at the outer end of the latch 43, a locking spring 45 is connected between the pulling plate 46 and the outer wall of the needle mounting seat 5, and the inner end of the latch 43 is in a circular arc shape which is easy for guiding the latch 43 to slide.

In the embodiment of the utility model, a user needs to install the needle 42 before injection, the user inserts the needle connecting seat 41 into the needle mounting seat 5 and pulls the latch 43 outwards, when the needle connecting seat 41 is completely inserted into the needle mounting seat 5, the latch 43 is released, the lock spring 45 performs reset motion and drives the latch 43 to be inserted into the lock groove 44, so that the needle connecting seat 41 is locked in the needle mounting seat 5; after the injection, the user needs to detach the needle 42, and the user drives the plug pin 43 to move out of the locking groove 44 on the needle connecting seat 41 by pulling the pull plate 46, then the needle connecting seat 41 is taken out, the pull plate 46 is loosened, the needle 42 is detached, the operation is simple, the disassembly and assembly speed is high, and compared with the traditional rotary needle disassembly and assembly mode, the possibility of stabbing the user is reduced.

The above embodiments are only for illustrating the technical solution of the present utility model, and are not limiting; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present utility model.

Claims

1. An insulin injection pen, comprising:

The injection pen comprises an injection pen main body (1), wherein a needle mounting seat (5) is arranged on one side of the bottom of the injection pen main body, a needle (42) is arranged at the bottom of the needle mounting seat (5), and an alarm (6) is arranged on the injection pen main body (1); and

The utility model provides a induration detection mechanism (2), it includes detection seat (21), ball (22) and pivot (23), detection seat (21) are installed in the bottom opposite side of injection pen main part (1), the recess has been seted up to the bottom of detection seat (21), the roof of recess is provided with touch switch (24), touch switch (24) are connected with alarm (6) electricity, just spout (25) have been seted up to the both sides of recess, two slidable mounting has movable block (26) about respectively in spout (25), install spring (27) between movable block (26) and spout (25) top, pivot (23) are followed ball (22) diameter direction activity and are run through, and both ends are connected with two movable block (26) respectively.

2. An insulin injection pen according to claim 1, characterized in that it further comprises an anti-prick mechanism (3) comprising a sliding shaft (31), an elastic connecting plate (33) and a driving plate (34), wherein the sliding shaft (31) vertically slides through the injection pen main body (1), the needle mounting seat (5) is mounted at the bottom end of the sliding shaft (31), two driving plates (34) are respectively arranged at two sides of the needle mounting seat (5), the top ends of the two elastic connecting plates (33) are respectively fixedly connected with the bottom of the injection pen main body (1) above the two driving plates (34), the bottom ends respectively slide downwards through the corresponding driving plates (34) and are provided with baffle plates (32), and the bottom ends of the two elastic connecting plates (33) are bent towards each other to be close and make the end parts of the two baffle plates (32) prop against each other.

3. An insulin injection pen according to claim 2, characterized in that the bottom of the injection pen main body (1) is provided with a downward extending limit rod (35), one side of the needle mounting seat (5) is provided with a limit plate (36), and the limit plate (36) is slidably sleeved on the limit rod (35).

4. The insulin injection pen according to claim 1, further comprising a dismounting mechanism (4) comprising a needle connecting seat (41) and a plug pin (43), wherein the needle (42) is mounted at the bottom of the needle connecting seat (41), a locking groove (44) is formed in one side of the needle connecting seat (41), a groove body for accommodating the needle connecting seat (41) is formed in the bottom of the needle mounting seat (5), a through hole matched with the locking groove (44) is formed in one side of the groove body, the plug pin (43) is slidably arranged in the through hole and can be inserted into the locking groove (44), a pulling plate (46) is arranged at the outer end of the plug pin (43), and a locking spring (45) is connected between the pulling plate (46) and the outer wall of the needle mounting seat (5).

5. An insulin injection pen according to claim 4, characterized in that the inner end of the pin (43) is circular arc-shaped.