CN212593364U - Pushing type insulin pen - Google Patents

Abstract

The utility model provides a can pushing-type insulin pen belongs to insulin pen technical field. The pushable insulin pen includes a first component and a second component. The first assembly comprises a pen container, a pen core frame, a pen core, a guide block, a push block, a fixing rod, a first sliding block and a first spring. The second assembly comprises a needle head, a fixed block, a limiting block and a second spring. When the syringe is used, the syringe needle is inserted into the middle of the pen core, the fixed block drives the limiting block to slide in from the end part of the guide groove, the second spring is compressed, when the syringe moves to the other end of the guide groove, the second spring restores to the original length to press the limiting block into the limiting groove, after injection is finished, an operator presses the first sliding blocks on two sides of the pen container and slides upwards, the limiting block can be pushed out of the limiting groove through the fixed rod, and then the operator can take down the syringe needle with the other hand. The utility model provides a can pushing-type insulin pen's syringe needle is convenient for pull down, demolishs in-process operator's safety and obtains the guarantee.

Description

Pushing type insulin pen

Technical Field

The utility model relates to an insulin pen technical field particularly, but relates to pushing-type insulin pen.

Background

The insulin pen avoids the tedious process that the patient draws insulin in the insulin medicine bottle by using an injector, can avoid the embarrassment that the patient injects insulin in public places, and brings convenience for the patient with poor eyesight or even blindness to inject insulin.

When the existing insulin pen is used, after insulin injection is finished, the needle head is generally detached in a finger rotating mode, an operator is easily stabbed by the needle head in the process, and the safety is low.

SUMMERY OF THE UTILITY MODEL

In order to make up for above not enough, the utility model provides a but pushing-type insulin pen aims at improving the easy problem of stabbing the operator when current insulin pen dismantles the syringe needle.

The utility model discloses a realize like this:

the utility model provides a pushable insulin pen, which comprises a first component and a second component.

The first component comprises a pen container, a pen core frame, a pen core, guide blocks, a push block, a fixed rod, a first sliding block and a first spring, one end of the pen core frame is fixedly connected with one end of the pen container, the pen core is arranged in the pen core frame, the guide blocks are symmetrically fixed at one end of the pen core frame, a guide groove and a limiting groove are formed in the guide block, one end lateral part of the guide groove is communicated with one end lateral part of the limiting groove, the push block slides in the limiting groove, two ends of the fixed rod are respectively fixedly connected with one side of the push block and one side of the first sliding block, the other end of the limiting groove is communicated with a first sliding groove, the first sliding block slides in the first sliding groove, the end part of the first spring is fixedly connected with the end part in the first sliding groove, and the other end of the first spring is fixedly connected with the.

The second assembly comprises a needle head, fixing blocks, a limiting block and a second spring, the needle head is connected with one end of the refill in an inserting mode, the fixing blocks are symmetrically fixed on two sides of the needle head, grooves are formed in the fixing blocks, and one side of the limiting block is fixedly connected with the inner wall of each groove through the second spring.

In an embodiment of the present invention, the fixing rod includes a rod body, a first block and a second block, the first block is fixed on the rod body, the first spring has one end fixedly connected to one side of the first block, and the second block is fixed on the end of the rod body.

In an embodiment of the present invention, the fixing rod further includes a roller, and the roller is rotatably disposed on one side of the second block.

The utility model discloses an in the embodiment, first slider is including pressing briquetting and connecting rod, press briquetting one side to pass through the connecting rod with second block one side fixed connection.

In an embodiment of the present invention, the first slider further includes a first anti-slip sleeve, and the first anti-slip sleeve is disposed on the pressing block.

In an embodiment of the present invention, the first component further includes a cushion pad, and the cushion pad is fixed in the first sliding groove and close to one end of the second block.

In an embodiment of the present invention, the needle includes a needle tube and a casing, and the needle tube is embedded in the casing.

In an embodiment of the present invention, the second component further includes an inner needle cap and an outer needle cap, the inner needle cap is sleeved on the needle tube, and the outer needle cap is sleeved on the housing.

The utility model discloses an in one embodiment, outer needle cap includes the cap body and second antiskid cover, the cap body cover is established on the casing, second antiskid cover is established on the cap body.

The utility model discloses an in one embodiment, the second spout has been seted up to the casing outer wall, the correspondence of the internal wall of cap is provided with the second slider, the second slider with second spout clearance fit.

The utility model has the advantages that: the utility model discloses a but pushing-type insulin pen that above-mentioned design obtained, during the use, it inserts to aim at refill middle part with the syringe needle, the fixed block area stopper is followed the guide way tip and is slided in, the second spring is compressed tightly, when moving the guide way other end, the second spring resumes former length and impresses the stopper spacing inslot, accomplish the installation of second subassembly promptly, the back is accomplished in the injection, operating personnel withstands the first slider and the lapse of pen container both sides, can drive the ejector pad through the dead lever and slide in the spacing inslot, release the spacing groove with the stopper, then operating personnel can take off the syringe needle with another hand, loosen the hand of withholding first slider, the ejector pad is automatic re-setting under the effect of first spring. The utility model provides a can pushing-type insulin pen's syringe needle is convenient for pull down, demolishs in-process operator's safety and obtains the guarantee.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

Fig. 1 is a schematic structural diagram of a pushable insulin pen provided by an embodiment of the present invention;

fig. 2 is a schematic structural diagram of a first assembly according to an embodiment of the present invention;

fig. 3 is a schematic cross-sectional structural view of a first view of a second assembly according to an embodiment of the present invention;

fig. 4 is a schematic cross-sectional structural view of a pen cartridge and a fixing block according to an embodiment of the present invention;

fig. 5 is a schematic view of a second perspective structure of the housing according to an embodiment of the present invention.

In the figure: 100-a first component; 110-a pen container; 120-a cartridge holder; 130-a pen core; 140-a guide block; 141-a guide groove; 142-a limiting groove; 143-a first runner; 150-a push block; 160-a fixed bar; 161-rod body; 162-a first block; 163-a second block; 164-a roller; 170-a first slider; 171-pressing block; 172-link; 173-first anti-slip cover; 180-a first spring; 190-a cushion pad; 200-a second component; 210-a needle; 211-needle tubes; 212-a housing; 213-a second chute; 220-inner needle cap; 230-outer needle cap; 231-a cap body; 232-a second anti-slip sleeve; 240-fixed block; 241-grooves; 250-a limiting block; 260-a second spring; 270-second slider.

Detailed Description

To make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings of the embodiments of the present invention are combined to clearly and completely describe the technical solutions of the embodiments of the present invention, and obviously, the described embodiments are some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

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 to simplify the 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.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

Examples

Referring to fig. 1-5, the present invention provides a technical solution: the pushable insulin pen comprises a first component 100 and a second component 200, wherein the first component 100 is used for storing insulin for injection, the second component 200 is connected with one end of the first component 100, and the insulin in the first component 100 is introduced into a human body.

Referring to fig. 2 and 4, the first assembly 100 includes a pen container 110, a pen holder 120, a pen core 130, guide blocks 140, a push block 150, a fixing rod 160, a first sliding block 170 and a first spring 180, one end of the pen holder 120 is fixedly connected with one end of the pen container 110, the pen core 130 is disposed in the pen holder 120, the two guide blocks 140 are symmetrically fixed at one end of the pen holder 120, a guide groove 141 and a limiting groove 142 are formed in the guide block 140, a lateral portion of one end of the guide groove 141 is communicated with a lateral portion of one end of the limiting groove 142, the guide groove 141 can play a guiding role when connecting the second assembly 200, so as to ensure that the needle 210 is inserted into the middle portion of the pen core 130, the push block 150 slides in the limiting groove 142, the push block 150 is arranged to be a rounded corner, so as to facilitate pushing the limiting block 250 out of the limiting groove 142, two ends of the fixing rod 160 are respectively fixedly connected with one side of the push block 150 and one side of the first, the end of the first spring 180 is fixedly connected with the inner end of the first sliding groove 143, the other end of the first spring 180 is fixedly connected with the fixing rod 160, the fixing rod 160 comprises a rod 161, a first block 162 and a second block 163, the first block 162 is fixed on the rod 161, one end of the first spring 180 is fixedly connected with one side of the first block 162, the second block 163 is fixed on the end of the rod 161, the fixing rod 160 further comprises a roller 164, the roller 164 is rotatably arranged on one side of the second block 163 to reduce the resistance of the second block 163 when sliding in the first sliding groove 143, the first slider 170 comprises a pressing block 171 and a connecting rod 172, one side of the pressing block 171 is fixedly connected with one side of the second block 163 through the connecting rod 172, the first slider 170 further comprises a first anti-slip sleeve 173, the first anti-slip sleeve 173 is a rubber sleeve, the first anti-slip sleeve 173 is arranged on the pressing block 171 to increase the friction force during contact, the first assembly 100 further comprises, the buffer pad 190 is a sponge pad, and the buffer pad 190 is fixed at one end close to the second block body 163 in the first sliding groove 143, so that the second block body 163 is in flexible contact with the end part of the inner wall of the first sliding groove 143 when being reset, an operator presses the pressing blocks 171 on two sides of the pen container 110 and slides upwards, the pushing block 150 can be driven by the fixing rod 160 to slide in the limiting groove 142, and after the hands are loosened, the pushing block 150 automatically resets under the action of the first spring 180.

Referring to fig. 3-5, the second assembly 200 includes a needle 210, fixing blocks 240, a limiting block 250 and a second spring 260, the needle 210 is inserted into one end of the cartridge 130, the needle 210 includes a needle tube 211 and a housing 212, the needle tube 211 is embedded in the housing 212, the needle tube 211 passes through a rubber mold at the end of the cartridge 130 and enters the cartridge 130, so as to contact with insulin inside, the two fixing blocks 240 are symmetrically fixed at two sides of the needle 210, a groove 241 is formed on the fixing block 240, one side of the limiting block 250 is fixedly connected with the inner wall of the groove 241 through the second spring 260, the limiting block 250 is clamped in the limiting groove 142, the limiting block 250 is arranged in a rounded angle, so as to conveniently enter the guide groove 141 and exit from the limiting groove 142, the second assembly 200 further includes an inner needle cap 220 and an outer needle cap 230, the inner needle cap 220 is sleeved on the needle tube 211, the outer needle cap 230 is sleeved on the housing 212, the outer, the second anti-slip sleeve 232 is a rubber sleeve, the cap body 231 is sleeved on the shell 212, the second anti-slip sleeve 232 is sleeved on the cap body 231, friction force during contact is increased, the needle tube 211 is conveniently inserted onto the cartridge 130, the outer wall of the shell 212 is provided with a second sliding groove 213, the inner wall of the cap body 231 is correspondingly provided with a second sliding block 270, the second sliding block 270 is in clearance fit with the second sliding groove 213, tightness and stability of the cap body 231 when sleeved on the shell 212 are enhanced, the needle 210 is inserted into the cartridge 130, the fixing block 240 drives the limiting block 250 to slide in from the end of the guide groove 141, the second spring 260 is compressed, and when the other end of the guide groove 141 is moved, the second spring 260 restores to be original length and presses the limiting block 250 into the.

Specifically, the working principle of the pushable insulin pen is as follows: when the pen is used, the end of the pen core 130 is sterilized, the needle 210 is inserted into the pen core 130, the fixing block 240 drives the limiting block 250 to slide in from the end of the guide groove 141, the second spring 260 is compressed, when the fixing block moves to the other end of the guide groove 141, the second spring 260 restores to the original length and presses the limiting block 250 into the limiting groove 142, the second assembly 200 is installed, after injection is completed, an operator presses the pressing blocks 171 on the two sides of the pen container 110 and slides upwards, the pushing block 150 is driven to slide in the limiting groove 142 through the fixing rod 160 to push the limiting block 250 out of the limiting groove 142, then the operator can take down the needle 210 with the other hand, the hand pressing the pressing block 171 is released, and the pushing block 150 automatically resets under the action of the first spring 180.

The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes will occur to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (10)

1. A pushable insulin pen is characterized by comprising

The pen core assembly comprises a first assembly (100), the first assembly (100) comprises a pen barrel (110), a pen core frame (120), pen cores (130), guide blocks (140), a push block (150), a fixing rod (160), a first sliding block (170) and a first spring (180), one end of the pen core frame (120) is fixedly connected with one end of the pen barrel (110), the pen cores (130) are arranged in the pen core frame (120), the two guide blocks (140) are symmetrically fixed at one end of the pen core frame (120), a guide groove (141) and a limiting groove (142) are formed in the guide blocks (140), one end side part of the guide groove (141) is communicated with one end side part of the limiting groove (142), the push block (150) slides in the limiting groove (142), and two ends of the fixing rod (160) are fixedly connected with one side of the push block (150) and one side of the first sliding block (170) respectively, the other end of the limiting groove (142) is communicated with a first sliding groove (143), the first sliding block (170) slides in the first sliding groove (143), the end part of the first spring (180) is fixedly connected with the inner end part of the first sliding groove (143), and the other end of the first spring (180) is fixedly connected with the fixing rod (160);

the pen refill comprises a second assembly (200), wherein the second assembly (200) comprises a needle head (210), a fixing block (240), a limiting block (250) and a second spring (260), the needle head (210) is connected with one end of the pen refill (130) in an inserting mode, the fixing block (240) is symmetrically fixed on two sides of the needle head (210), a groove (241) is formed in the fixing block (240), and one side of the limiting block (250) is connected with the inner wall of the groove (241) through the second spring (260).

2. The pushable insulin pen as claimed in claim 1, wherein said fixing lever (160) comprises a lever body (161), a first block (162) and a second block (163), said first block (162) is fixed on said lever body (161), one end of said first spring (180) is fixedly connected with one side of said first block (162), said second block (163) is fixed on the end of said lever body (161).

3. The pushable insulin pen as claimed in claim 2, wherein said fixing lever (160) further comprises a roller (164), said roller (164) being rotatably disposed on one side of said second block (163).

4. The pushable insulin pen as claimed in claim 2, wherein said first slider (170) comprises a pressing block (171) and a connecting rod (172), one side of said pressing block (171) is fixedly connected with one side of said second block (163) through said connecting rod (172).

5. The pushable insulin pen as claimed in claim 4, wherein said first slider (170) further comprises a first anti-slip sleeve (173), said first anti-slip sleeve (173) being arranged on said pressing block (171).

6. The pushable insulin pen as claimed in claim 2, wherein said first component (100) further comprises a cushion pad (190), said cushion pad (190) being fixed within said first sliding slot (143) near one end of said second block (163).

7. A pushable insulin pen as claimed in claim 1, wherein said needle (210) comprises a needle tube (211) and a housing (212), said needle tube (211) being embedded on said housing (212).

8. A pushable insulin pen according to claim 7, wherein said second assembly (200) further comprises an inner needle cap (220) and an outer needle cap (230), said inner needle cap (220) fitting over said needle tube (211) and said outer needle cap (230) fitting over said housing (212).

9. A pushable insulin pen according to claim 8, wherein said outer needle cap (230) comprises a cap body (231) and a second anti-slip sleeve (232), said cap body (231) being fitted over said housing (212) and said second anti-slip sleeve (232) being fitted over said cap body (231).

10. The pushable insulin pen as claimed in claim 9, wherein the outer wall of the housing (212) defines a second sliding slot (213), the inner wall of the cap body (231) is correspondingly defined with a second sliding block (270), and the second sliding block (270) is in clearance fit with the second sliding slot (213).

Images