CN217854083U

CN217854083U - Spring type auxiliary device used for being matched with insulin injection pen for injection

Info

Publication number: CN217854083U
Application number: CN202220075751.XU
Authority: CN
Inventors: 陈锋
Original assignee: Changshu Kangxin Medical Instrument Co ltd
Current assignee: Changshu Kangxin Medical Instrument Co ltd
Priority date: 2022-01-13
Filing date: 2022-01-13
Publication date: 2022-11-22
Anticipated expiration: 2032-01-13

Abstract

The utility model discloses a spring auxiliary device for cooperation insulin injection pen injection use relates to insulin injection technical field, to the inconsistent problem of present injection depth at every turn, proposes following scheme now, and it includes the urceolus, the inboard sliding connection of urceolus has the inner tube, be provided with the cavity between urceolus and the inner tube, the inboard of cavity is provided with the second spring that the inner tube outside was established to the cover, the outside fixedly connected with and the second spring upside complex clamping ring of inner tube, the fixed cover of outside fixedly connected with of urceolus, the upside sliding connection of fixed cover has the slide bar, the downside rotation of slide bar is connected with the threaded rod, the thread bush that the lower extreme fixedly connected with of fixed cover cup jointed with the threaded rod screw thread, the utility model discloses simple structure can make the degree of depth unanimous of injection at every turn, guarantees the safety of injection to can adjust the degree of depth of injection of different injection pens, easy operation, convenient to use.

Description

Spring type auxiliary device used for being matched with insulin injection pen for injection

Technical Field

The utility model relates to an insulin injection technical field especially relates to a spring auxiliary device for cooperating insulin injection pen injection use.

Background

At present, most of diabetics can inject insulin by themselves at home through an insulin injection pen without running to a hospital to inject, and the insulin injection pen in the market brings convenience to the diabetics.

The invention discloses an injection pen in the Chinese invention patent with the publication number of CN109731184A, which relates to the technical field of medical instruments, and the injection pen provided by the invention comprises an injection pen tube, a hidden needle protection mechanism and an injection mechanism, wherein the injection mechanism comprises a needle tube and a needle head; the needle hiding protection mechanism comprises a needle hiding elastic component, a needle hiding sleeve and a stopping claw, the needle hiding sleeve is sleeved on the needle head, the first end of the needle hiding sleeve is positioned outside the injection pen tube, and the second end of the needle hiding sleeve is positioned inside the injection pen tube and connected with the needle hiding elastic component; the stopping claw is clamped at one end of the needle tube, which is provided with the needle head; the needle hiding sleeve is provided with an embedding hole matched with the stopping claw, the embedding hole penetrates through the side wall of the needle hiding sleeve, when the second end of the needle hiding sleeve moves towards the interior of the injection pen tube relative to the hidden needle, the elastic assembly is compressed, and the stopping claw is clamped into the embedding hole.

With respect to the related art among the above, the inventors consider that the following drawbacks exist: although above-mentioned prior art can make injection pen distinguish whether used, but in the injection, need professional nurse or medical personnel to inject, diabetes patient oneself can't accurate injection, make diabetes patient inject the physiology and the psychological burden that brings for oneself every day still and have alleviated not, the depth inconsistent of inaccurate or every injection of method during the injection, the patient fear that has more aggravated feels, psychological burden such as rejection, so need a spring auxiliary device who is used for cooperating insulin injection pen injection to use now.

SUMMERY OF THE UTILITY MODEL

The utility model provides a spring auxiliary device for cooperating insulin injection pen injection to use has solved the inconsistent problem of injection depth at every turn.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a spring auxiliary device for cooperating insulin injection pen injection to use, includes the urceolus, the inboard sliding connection of urceolus has the inner tube, be provided with the cavity between urceolus and the inner tube, the inboard of cavity is provided with the second spring that the inner tube outside was established to the cover, the outside fixedly connected with and the second spring upside complex clamping ring of inner tube, the fixed cover of outside fixedly connected with of urceolus, the upside sliding connection of fixed cover has the slide bar, the downside of slide bar is rotated and is connected with the threaded rod, the thread bush that the lower extreme fixedly connected with and the threaded rod thread of fixed cover cup jointed, the upside fixedly connected with locating piece of slide bar, the outside fixedly connected with and the urceolus sliding connection's of inner tube clamp plate.

Preferably, the inner side of the positioning block is fixedly connected with a third spring, one end of the third spring is fixedly connected with a sliding support which is connected with the positioning block in a sliding mode, one end of the sliding support is fixedly connected with a clamping block which is located on the outer side of the positioning block, and one side of the pressing plate is provided with a clamping groove matched with the clamping block.

Preferably, the fixture block adopts a triangular structure, and a scale strip matched with the positioning block is arranged on the outer side of the outer barrel.

Preferably, the inner side of the inner barrel is fixedly connected with a positioning support, and the outer side of the injection pen body is fixedly connected with a positioning sleeve sleeved with the positioning support.

Preferably, the outer side of the injection pen body is fixedly connected with a locking block in sliding connection with the inner barrel, and the inner barrel is provided with a locking bolt connected with the locking block.

Preferably, one side of the outer cylinder is provided with a sliding chute in sliding connection with the pressing plate, and the outer side of the threaded rod is sleeved with a first spring fixedly connected with the lower end of the sliding rod.

The utility model has the advantages that:

1. through the inboard of putting into the inner tube with the injection pen body, make the position sleeve and the locating support cooperation in the injection pen body outside, then through the locking bolt, just can make the injection pen body fix inside the inner tube, then press and move the clamp plate, drive the inner tube and move down with the injection pen body together, until clamp plate and locating piece contact, just can stop moving, guarantee that the degree of depth of pricking at every turn keeps unanimous, make the syringe needle of injection pen body lower extreme prick into patient's skin the inside, just can assist the injection, improve the security of injection, reduce patient's negative emotion.

2. Through rotating the threaded rod, just can be so that threaded rod and thread bush threaded connection, make the threaded rod pulling slide bar move down, and then make the locating piece of slide bar upper end move down, make locating piece and scale bar cooperation, adjust the height of locating piece, and then make the displacement that the clamp plate moved down, can control the degree of depth that different injection pen bodies pricked, guarantee the precision of pricking, move down through the clamp plate, when the clamp plate is about to with the locating piece contact, at first press the fixture block removal, then the clamp plate contacts with the locating piece, just can be through the effect of third spring, the fixture block card that is drawing sliding support one side is gone into the draw-in groove the inside, just can be in the same place clamp plate and locating piece connection, and then make the injection pen body fix in certain position, prevent in the time of injection, the injection pen body takes place to slide, cause personnel's damage.

Drawings

Fig. 1 is a schematic front sectional view of a spring-type auxiliary device for injection of an insulin injection pen according to the present invention;

fig. 2 is a right schematic view of the spring type auxiliary device for injection of the insulin injection pen according to the present invention;

fig. 3 is an enlarged schematic view of a position a of the spring type auxiliary device for injection of the insulin injection pen according to the present invention.

Reference numbers in the figures: 1. an outer cylinder; 2. an inner barrel; 3. a positioning sleeve; 4. a locking block; 5. locking the bolt; 6. pressing a plate; 7. a card slot; 8. a slide bar; 9. fixing a sleeve; 10. a first spring; 11. A threaded sleeve; 12. a threaded rod; 13. an injection pen body; 14. a second spring; 15. positioning the bracket; 16. pressing a ring; 17. a scale bar; 18. positioning blocks; 19. a sliding support; 20. a third spring; 21. and (7) clamping blocks.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1-3, a spring type auxiliary device for injection of an insulin injection pen comprises an outer cylinder 1, an inner cylinder 2 is slidably connected to the inner side of the outer cylinder 1, a cavity is arranged between the outer cylinder 1 and the inner cylinder 2, a second spring 14 sleeved on the outer side of the inner cylinder 2 is arranged on the inner side of the cavity, a press ring 16 matched with the upper side of the second spring 14 is fixedly connected to the outer side of the inner cylinder 2, a fixed sleeve 9 is fixedly connected to the outer side of the outer cylinder 1, a slide rod 8 is slidably connected to the upper side of the fixed sleeve 9, a threaded rod 12 is rotatably connected to the lower side of the slide rod 8, a threaded sleeve 11 in threaded sleeve connection with the threaded rod 12 is fixedly connected to the lower end of the fixed sleeve 9, a positioning block 18 is fixedly connected to the upper side of the slide rod 8, a pressing plate 6 slidably connected with the outer cylinder 1 is fixedly connected to the outer side of the inner cylinder 2, and an injection pen body 13 is placed into the inner side of the inner cylinder 2, the positioning sleeve 3 outside the injection pen body 13 is matched with the positioning support 15, then the injection pen body 13 can be fixed inside the inner cylinder 2 through the locking bolt 5, then the pressing plate 6 is pressed to drive the inner cylinder 2 and the injection pen body 13 to move downwards together, the movement can be stopped until the pressing plate 6 is contacted with the positioning block 18, the depth of each pricking is ensured to be consistent, the needle head at the lower end of the injection pen body 13 is pricked into the skin of a patient, the injection can be assisted, the injection safety is improved, the negative emotion of the patient is reduced, the threaded rod 12 is in threaded connection with the threaded sleeve 11 by rotating the threaded rod 12, the threaded rod 12 pulls the sliding rod 8 to move downwards, the positioning block 18 at the upper end of the sliding rod 8 moves downwards, the positioning block 18 is matched with the scale strip 17, the height of the positioning block 18 is adjusted, and the downward movement of the pressing plate 6 is controlled, can control the degree of depth of pricking to different injection pen bodies 13, guarantee the accurate nature of pricking, move down through clamp plate 6, when clamp plate 6 is about to with locating piece 18 contact, at first the pressure moves fixture block 21 and removes, then clamp plate 6 and locating piece 18 contact, just can be through the effect of third spring 20, draw fixture block 21 card that sliding support 19 one side to go into draw-in groove 7 the inside, just can link together clamp plate 6 and locating piece 18, and then make injection pen body 13 fix in certain position, prevent when the injection, the injection pen body takes place to slide, cause personnel's damage.

A third spring 20 is fixedly connected to the inner side of the positioning block 18, one end of the third spring 20 is fixedly connected with a sliding support 19 which is slidably connected with the positioning block 18, one end of the sliding support 19 is fixedly connected with a clamping block 21 which is located on the outer side of the positioning block 18, and one side of the pressing plate 6 is provided with a clamping groove 7 which is matched with the clamping block 21.

The fixture block 21 adopts a triangular structure, and the outer side of the outer cylinder 1 is provided with a scale bar 17 matched with the positioning block 18.

The inner side of the inner cylinder 2 is fixedly connected with a positioning support 15, and the outer side of the injection pen body 13 is fixedly connected with a positioning sleeve 3 which is sleeved with the positioning support 15.

The outer side of the injection pen body 13 is fixedly connected with a locking block 4 which is in sliding connection with the inner barrel 2, and the inner barrel 2 is provided with a locking bolt 5 which is connected with the locking block 4.

One side of the outer cylinder 1 is provided with a sliding chute which is in sliding connection with the pressing plate 6, and the outer side of the threaded rod 12 is sleeved with a first spring 10 which is fixedly connected with the lower end of the sliding rod 8.

The working principle is as follows: by putting the injection pen body 13 into the inner side of the inner barrel 2, the positioning sleeve 3 outside the injection pen body 13 is matched with the positioning support 15, then the injection pen body 13 can be fixed in the inner barrel 2 through the locking bolt 5, then the pressing plate 6 is pressed, the inner barrel 2 and the injection pen body 13 are driven to move downwards together, until the pressing plate 6 is contacted with the positioning block 18, the movement can be stopped, the depth of each penetration is kept consistent, a needle head at the lower end of the injection pen body 13 is penetrated into the skin of a patient, the injection can be assisted, the safety of the injection is improved, the negative emotion of the patient is reduced, by rotating the threaded rod 12, the threaded rod 12 and the threaded sleeve 11 are in threaded connection, the threaded rod 12 pulls the sliding rod 8 to move downwards, the positioning block 18 at the upper end of the sliding rod 8 is further moved downwards, the positioning block 18 is matched with the scale strip 17, the height of the positioning block 18 is adjusted, the downward movement of the pressing plate 6 is further controlled, the downward movement of different injection pen bodies 13 can be controlled, the accuracy of the penetration depth of the upper end of the sliding block 6 is ensured, when the pressing plate 6 is about to be contacted with the positioning block 18, the sliding block 21 is firstly, the sliding of the pressing plate 6 is prevented from being clamped into one side of the injection pen body 7, and the sliding block 6, and the sliding of the sliding block 21, the sliding block 6 is prevented from being damaged by the third injection pen body 7, and the sliding plate 6, and the sliding of the sliding block 13, and the sliding block 21, and the sliding of the sliding block 6, and the sliding block 21, and the sliding block 13.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and for simplicity of description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a spring auxiliary device for cooperation insulin injection pen injection is used, includes urceolus (1), its characterized in that, the inboard sliding connection of urceolus (1) has inner tube (2), be provided with the cavity between urceolus (1) and inner tube (2), the inboard of cavity is provided with second spring (14) that the cover established the inner tube (2) outside, the outside fixedly connected with and second spring (14) upside complex clamping ring (16) of inner tube (2), the fixed cover (9) of outside fixedly connected with of urceolus (1), the upside sliding connection of fixed cover (9) has slide bar (8), the downside rotation of slide bar (8) is connected with threaded rod (12), the thread bush (11) that the lower extreme fixedly connected with of fixed cover (9) cup jointed with threaded rod (12) screw thread, the upside fixedly connected with locating piece (18) of slide bar (8), the outside fixedly connected with of inner tube (2) and urceolus (1) sliding connection's clamp plate (6).

2. The spring type auxiliary device for being matched with the insulin injection pen for injection according to claim 1, wherein a third spring (20) is fixedly connected to the inner side of the positioning block (18), one end of the third spring (20) is fixedly connected with a sliding bracket (19) which is slidably connected with the positioning block (18), one end of the sliding bracket (19) is fixedly connected with a clamping block (21) which is located on the outer side of the positioning block (18), and one side of the pressing plate (6) is provided with a clamping groove (7) which is matched with the clamping block (21).

3. The spring type auxiliary device for being matched with the insulin injection pen for injection use according to claim 2, wherein the fixture block (21) adopts a triangular structure, and the outer side of the outer cylinder (1) is provided with a scale bar (17) matched with the positioning block (18).

4. The spring type auxiliary device for being matched with the insulin injection pen to be used for injection is characterized in that a positioning support (15) is fixedly connected to the inner side of the inner barrel (2), and a positioning sleeve (3) sleeved with the positioning support (15) is fixedly connected to the outer side of the injection pen body.

5. A spring type auxiliary device for being matched with an insulin injection pen for injection according to claim 4, wherein a locking block (4) which is connected with the inner barrel (2) in a sliding manner is fixedly connected to the outer side of the injection pen body, and a locking bolt (5) which is connected with the locking block (4) is arranged on the inner barrel (2).

6. A spring type auxiliary device used in cooperation with an insulin injection pen for injection according to claim 1, wherein a sliding groove connected with the pressing plate (6) in a sliding manner is formed in one side of the outer cylinder (1), and a first spring (10) fixedly connected with the lower end of the sliding rod (8) is sleeved on the outer side of the threaded rod (12).