CN219423468U

CN219423468U - Portable needle head pulling and accommodating device

Info

Publication number: CN219423468U
Application number: CN202320004560.9U
Authority: CN
Inventors: 舒小萍
Original assignee: Quzhou Hospital Of Traditional Chinese Medicine
Current assignee: Quzhou Hospital Of Traditional Chinese Medicine
Priority date: 2023-01-03
Filing date: 2023-01-03
Publication date: 2023-07-28
Anticipated expiration: 2033-01-03

Abstract

The utility model discloses a portable needle head pulling-out container which comprises a container bottle, limiting sheets and a collecting sheet spring, wherein the container bottle comprises a bottle cap and a bottle body, the bottle cap is detachably arranged at the top opening of the bottle body and is provided with a notch, the two limiting sheets are respectively and rotatably connected to the top surface of the bottle cap, a first concave part is arranged at the splicing surface, two ends of the collecting sheet spring are respectively fixed with the two limiting sheets and have elastic tendency of forcing the two limiting sheets to be closely attached to each other so that the two first concave parts are spliced and form a clamping opening, and the clamping opening is opposite to the notch.

Description

Portable needle head pulling and accommodating device

[ field of technology ]

The utility model relates to the technical field of medical equipment, in particular to the technical field of portable needle head pulling and accommodating devices.

[ background Art ]

In the treatment process of diabetes, part of diabetics need to utilize an insulin pen to complete subcutaneous exogenous insulin injection in an amount on time, so that good control of blood sugar is ensured. Insulin pens in the market generally consist of a pen body, a pen core and a needle head assembly, and most of the needle head assemblies are disposable products, are connected with the pen body in a threaded manner before use, and are thrown after use.

Referring to fig. 1 and 2, the prior art needle assembly generally includes a needle and inner and outer needle caps that double seal the needle (when not unsealed, the inner cap is first sleeved outside the shaft of the needle and the outer cap is then sleeved outside the needle and the inner cap), and more particularly, an insulin needle cap of the utility model with publication number CN209996939U and an insulin needle outer cap of the utility model with publication number CN207370949U are referred to. Before use, the needle head assembly is required to be commonly installed on the pen body, the outer needle cap and the inner needle cap are dismounted to expose the needle rod of the needle head, after use, the inner needle cap and/or the outer needle cap are reused to sleeve the needle rod of the needle head so as to avoid exposing the needle tip, and then the needle head sleeved with the inner needle cap and/or the outer needle cap is pulled out from the pen body and is thrown into the sharp instrument box. In the process of returning, if the operation is carried out by bare hands, the problem of needle puncture is easy to occur, and hospital feel regulation is violated.

For this purpose, the utility model patent with publication number CN210873478U discloses an insulin injection device, which comprises a base, wherein the top part of the base is an insulin pen area and a needle area, at least one insulin pen placement hole is arranged in the insulin pen area, at least one needle cap hole group is arranged in the needle area, the needle cap hole group comprises an inner needle cap hole and an outer needle cap hole, and ribs for clamping the outer needle cap and the inner needle cap are arranged in the inner needle cap hole and the outer needle cap hole. After the device is used, the needle head is assembled with the inner needle cap and the outer needle cap into a whole by utilizing the inner needle cap hole and the outer needle cap hole, so that the finger of a user is prevented from being pricked by the needle head. However, the device avoids the direct bare-handed return of the inner needle cap and the outer needle cap, but the needle sleeved with the inner needle cap and the outer needle cap still needs to be pulled out manually and then put into the sharps box after the return is completed, and the operation is troublesome.

[ utility model ]

The portable needle head pulling and accommodating device is simple in structure and convenient to use, and can effectively avoid the contact of fingers and needles in the process of returning the sleeve, so that the needle puncture phenomenon is avoided from the source.

In order to achieve the above purpose, the utility model provides a portable needle pulling and accommodating device, which comprises an accommodating bottle, a limiting piece and a collecting piece spring, wherein the accommodating bottle comprises a bottle cap and a bottle body, the bottle cap is detachably arranged at the top opening of the bottle body and is provided with a notch, the two limiting pieces are respectively and rotatably connected to the top surface of the bottle cap, a first concave part is arranged at the splicing surface, two ends of the collecting piece spring are respectively fixed with the two limiting pieces and have elastic tendency of forcing the two limiting pieces to be closely attached to each other so that the two first concave parts are spliced to form a clamping opening, and the clamping opening is opposite to the notch.

Preferably, the top surface of the bottle cap is provided with a sinking part, the notch is arranged on the sinking part, the sinking part and the two limiting sheets are fan-shaped and are respectively provided with a cap body through hole and a sheet body through hole near the tip end, and the two limiting sheets are positioned in the sinking part and are connected with the bottle cap in a rotatable manner through a core column penetrating through the cap body through hole and the sheet body through hole.

Preferably, cutting parts are respectively arranged on adjacent surfaces of the two limiting sheets and close to the tips.

Preferably, the top surfaces of the two limiting sheets are respectively provided with a boss, and the sheet collecting spring is arranged between the two bosses.

Preferably, the bottle cap also comprises a sheet opening mechanism, wherein the sheet opening mechanism comprises a button, a shell, a reset spring and a contact pin, the shell is arranged on the top surface of the bottle cap, the bottom end of the button and the top end of the contact pin respectively extend into the inner cavity of the shell and are fixed, the spring is positioned in the inner cavity of the shell and has an elastic trend of pushing the button and the contact pin to move upwards simultaneously, and the bottom end of the contact pin is opposite to the splicing surface of the two limiting sheets.

Preferably, the second concave parts are arranged at the splicing surfaces of the two limiting sheets, and when the two limiting sheets are closely attached, the two second concave parts are spliced to form pinholes which are arranged in the opposite contact pins.

Preferably, the contact pin comprises a cylinder, a cone and a pin body which are sequentially arranged from top to bottom, wherein the outer diameter of the cylinder is larger than that of the pin body, and the outer diameter of the cylinder is larger than the inner diameter of the pin hole.

Preferably, an annular convex edge is arranged at the inner wall of the shell, the reset spring is sleeved outside the cylinder, and the upper end and the lower end of the reset spring are respectively fixed with the button and the annular convex edge.

Preferably, in the natural state, the column is fully received in the cavity of the housing.

Preferably, the bottom end of the needle body is provided with a narrowing portion.

The utility model has the beneficial effects that:

1) The two limiting sheets with the first inner concave parts are rotatably connected to the top surface of the bottle cover of the containing bottle, the two limiting sheets are clung to each other by the aid of the sheet collecting spring in a natural state, and the two first inner concave parts are spliced to form the clamping opening capable of clamping the outer needle cap, so that the needle head directly and automatically drops from the pen body and is reconnected with the outer needle cap in the process of rotating the pen body in the later period, and the connected needle head and the outer needle cap directly drop into the bottle body of the containing bottle when the two limiting sheets are expanded;

2) The button, the shell, the reset spring and the contact pin are additionally arranged to form the sheet opening mechanism, so that when the button is pressed, the contact pin extending between the splicing surfaces of the two limiting sheets is used for forcing the two limiting sheets to open, and when the button is released, the contact pin is automatically retracted by the elasticity of the reset spring, and the use convenience of the device is effectively improved;

3) The second concave parts are respectively additionally arranged on the two limiting sheets to form pinholes, so that the two limiting sheets can be mutually matched with the contact pins of the three-section structure for guiding, and the phenomenon that the two limiting sheets are not opened smoothly is effectively prevented.

The features and advantages of the present utility model will be described in detail by way of example with reference to the accompanying drawings.

[ description of the drawings ]

FIG. 1 is a front view of a prior art needle assembly;

FIG. 2 is an exploded schematic view of a prior art needle assembly;

FIG. 3 is a front view of the portable needle retraction holder of the present utility model;

FIG. 4 is a top view of the portable needle retraction holder of the present utility model in an open state;

FIG. 5 is a top view of the portable needle retraction holder of the present utility model in a collapsed condition;

FIG. 6 is a schematic view of the assembly of the retainer and retraction spring of the portable needle retraction holder of the present utility model in an open state;

FIG. 7 is a schematic view of the assembly of the retainer and retraction spring of the portable needle retraction container of the present utility model in a retracted state;

FIG. 8 is a front cross-sectional view of the opening mechanism of the portable needle retraction receptacle of the present utility model when depressed;

fig. 9 is a front cross-sectional view of the opening mechanism of the portable needle extraction holder of the present utility model in its natural state.

In the figure: 1-containing bottle, 11-bottle cap, 111-notch, 112-sinking part, 12-bottle body, 2-limit piece, 21-first concave part, 22-piece through hole, 23-cutting part, 24-boss, 25-second concave part, 3-piece opening mechanism, 31-button, 32-shell, 33-reset spring, 34-contact pin, 341-cylinder, 342-cone, 343-needle body, 3431-narrowing part and 4-piece collecting spring.

[ detailed description ] of the utility model

Referring to fig. 2 to 9, the portable needle extraction container of the present utility model comprises a container 1, a limiting piece 2 and a collecting piece spring 4, wherein the container 1 comprises a bottle cap 11 and a bottle body 12, the bottle cap 11 is detachably mounted at the top opening of the bottle body 12 and is provided with a notch 111, two limiting pieces 2 are rotatably connected to the top surface of the bottle cap 11 respectively and are provided with a first concave portion 21 at the splicing surface, two ends of the collecting piece spring 4 are respectively fixed with the two limiting pieces 2 and have an elastic tendency to force the two limiting pieces 2 to be closely attached to each other so that the two first concave portions 21 are spliced and form a clamping opening, and the clamping opening is arranged right opposite to the notch 111. So design, can utilize receipts piece spring 4 to make two spacing pieces 2 hug closely and make two first indent portions 21 amalgamate mutually under the nature state and form the clamp mouth that grabs that can grasp outer needle cap, thereby make the syringe needle directly follow the pen body itself automatic whereabouts and be connected again with outer needle cap in the in-process of the rotatory pen body itself of later stage, can make the syringe needle and the outer needle cap that connect directly fall into the body 12 of accomodate bottle 1 again when expanding two spacing pieces 2, simple structure, it is convenient to use, can effectively avoid the finger to contact with the syringe needle at the return cover in-process, and then avoid the emergence of needle stab phenomenon from the source, prevent the infection problem that the needle stab arouses.

The top surface of bottle lid 11 is equipped with the sunk part 112, breach 111 sets up on sunk part 112, sunk part 112 and two spacing pieces 2 are fan-shaped and are close to tip and are equipped with lid through-hole and lamellar body through-hole 22 respectively, two spacing pieces 2 all are located among sunk part 112 and through the stem that passes lid through-hole and lamellar body through-hole 22 set up in order to realize with rotatable connection between the bottle lid 11. The sinking part 112 of the fan-shaped structure can limit and guide the rotation of the two limiting plates 2 of the fan-shaped structure.

Cutting portions 23 are respectively arranged on adjacent surfaces of the two limiting plates 2 and close to the tips. The existence of the cutting part 23 can effectively avoid the mutual propping of the tips of the two limiting sheets 2 during the rotation, thereby ensuring the smooth rotation of the two limiting sheets 2.

The top surfaces of the two limiting sheets 2 are respectively provided with a boss 24, and the sheet collecting spring 4 is arranged between the two bosses 24. The boss 24 lifts the position of the receiving spring 4, so that the two ends of the receiving spring 4 are prevented from bending downwards, the smoothness of the extension and retraction of the receiving spring 4 is ensured, and the phenomenon that the two limiting sheets 2 are lifted under stress during rotation can be avoided.

Still include the piece opening mechanism 3, piece opening mechanism 3 includes button 31, casing 32, reset spring 33 and contact pin 34, the top surface at bottle lid 11 is installed to casing 32, the bottom of button 31 and the top of contact pin 34 stretch into respectively in the inner chamber of casing 32 and fixed mutually, spring 33 is located in the inner chamber of casing 32 and has the elasticity trend that promotes button 31 and contact pin 34 upward movement simultaneously, the bottom of contact pin 34 just faces the concatenation face of two spacing pieces 2. By adopting the design, when the button 31 is pressed, the two limiting sheets 2 are forced to be opened by the contact pin 34 extending into the splicing surfaces of the two limiting sheets 2, and when the button 31 is released, the contact pin 34 can be automatically retracted by the elasticity of the reset spring 33, so that the use convenience of the device is effectively improved.

The second concave parts 25 are arranged at the joint surfaces of the two limiting sheets 2, and the two second concave parts 25 are spliced to form pinholes which are arranged in the right pair of pins 34 when the two limiting sheets 2 are closely attached.

The pin 34 includes a cylinder 341, a cone 342, and a needle 343 sequentially disposed from top to bottom, wherein the outer diameter of the cylinder 341 is larger than the outer diameter of the needle 343, and the outer diameter of the cylinder 341 is larger than the inner diameter of the needle hole. When in use, the pin hole can be mutually matched and guided with the contact pin 34 with the three-section structure, thereby effectively preventing the phenomenon that the two limiting sheets 2 are not opened smoothly

An annular convex edge is arranged at the inner wall of the shell 32, the reset spring 33 is sleeved outside the cylinder 341, and the upper end and the lower end of the reset spring are respectively fixed with the button 31 and the annular convex edge.

In a natural state, the cylinder 341 is completely received in the inner cavity of the housing 32.

The bottom end of the needle body 343 is provided with a narrowing portion 3431 for further guiding the insertion of the needle body 343.

The working process of the utility model comprises the following steps:

after the insulin injection is completed, the push button 31 is gradually pressed down, so that the pins 34 synchronously move down while the return spring 33 is forced to contract accordingly. During the gradual penetration of the taper 342 of the pin 34 into the needle bore, the two retention tabs 2 are forced to rotate along the stem and away from each other, thereby expanding the pinch grip. Referring to fig. 4 and 6, when the cylinder 341 of the pin 34 is inserted into the needle hole, the grip opening is opened to the maximum extent. At this time, the outer needle cap can be reversely inserted into the grip opening, and then the push button 31 is released, and the two limiting pieces 2 are restored to the original positions by the elasticity of the return spring 33, as shown in fig. 5 and 7, thereby gripping the outer needle cap by the grip opening. Then, the needle at the end of the pen body itself is inserted into the outer needle cap and rotated, so that the needle is detached from the pen body itself and reconnected with the outer needle cap. Subsequently, the button 31 is pressed again to re-open the grip, thereby allowing the connected needle and outer cap to drop together into the body 12. In addition, for the inner needle cap, the inner needle cap can be directly discarded as medical waste before insulin injection.

The above embodiments are illustrative of the present utility model, and not limiting, and any simple modifications of the present utility model fall within the scope of the present utility model.

Claims

1. Portable syringe needle pulls out and accomodates ware, its characterized in that: including accomodating bottle (1), spacing piece (2) and receipts piece spring (4), accomodate bottle (1) including bottle lid (11) and body (12), the top opening part of bottle body (12) is installed to bottle lid (11) detachable and is equipped with breach (111), two spacing piece (2) rotatable connection respectively is equipped with first indent (21) in top surface and concatenation face department of bottle lid (11), the both ends of receipts piece spring (4) are fixed mutually and have to force two spacing pieces (2) to hug closely mutually so that two first indent (21) amalgamate mutually and form the elasticity trend of grabbing the clamp mouth, grab the clamp mouth just to breach (111) setting.

2. The portable needle extraction receptacle of claim 1, wherein: the top surface of bottle lid (11) is equipped with sunk part (112), breach (111) set up on sunk part (112), sunk part (112) and two spacing piece (2) are fan-shaped and are close to tip and do not are equipped with lid through-hole and lamellar body through-hole (22), two spacing piece (2) all are located among sunk part (112) and through the stem that passes lid through-hole and lamellar body through-hole (22) set up in order to realize with rotatable coupling between bottle lid (11).

3. The portable needle extraction receptacle of claim 2, wherein: cutting parts (23) are respectively arranged on the adjacent surfaces of the two limiting sheets (2) and close to the tips.

4. The portable needle extraction receptacle of claim 1, wherein: the top surfaces of the two limiting sheets (2) are respectively provided with a boss (24), and the sheet collecting spring (4) is arranged between the two bosses (24).

5. The portable needle extraction receptacle of any one of claims 1-4, wherein: still include opening mechanism (3), opening mechanism (3) include button (31), casing (32), reset spring (33) and contact pin (34), the top surface at bottle lid (11) is installed to casing (32), the bottom of button (31) and the top of contact pin (34) stretch into respectively in the inner chamber of casing (32) and fixed mutually, spring (33) are located in the inner chamber of casing (32) and have the elasticity trend that promotes button (31) and contact pin (34) upward movement simultaneously, the bottom of contact pin (34) just is to the concatenation face of two spacing pieces (2).

6. The portable needle extraction receptacle of claim 5, wherein: the second concave parts (25) are arranged at the splicing surfaces of the two limiting sheets (2), and the two second concave parts (25) are spliced to form pinholes which are arranged in the opposite contact pins (34) when the two limiting sheets (2) are closely attached.

7. The portable needle extraction receptacle of claim 6, wherein: the contact pin (34) comprises a cylinder (341), a cone (342) and a pin body (343) which are sequentially arranged from top to bottom, wherein the outer diameter of the cylinder (341) is larger than the outer diameter of the pin body (343), and the outer diameter of the cylinder (341) is larger than the inner diameter of the pin hole.

8. The portable needle extraction receptacle of claim 7, wherein: an annular convex edge is arranged at the inner wall of the shell (32), the reset spring (33) is sleeved outside the cylinder (341) and the upper end and the lower end of the reset spring are respectively fixed with the button (31) and the annular convex edge.

9. The portable needle extraction receptacle of claim 7, wherein: in a natural state, the cylinder (341) is fully received in the inner cavity of the housing (32).

10. The portable needle extraction receptacle of claim 7, wherein: the bottom end of the needle body (343) is provided with a narrowing part (3431).