CN212997793U - Safety insulin syringe capable of being activated quickly - Google Patents

Abstract

The utility model relates to the technical field of medical equipment, in particular to a safe insulin syringe capable of being quickly activated, which comprises a syringe jacket provided with a needle head and a safe jacket for sealing the needle head of the syringe, wherein the safe jacket comprises a protective jacket and a sleeve joint seat connected with the syringe jacket, the sleeve joint seat and the protective jacket are connected together through a turnover elastic buckle chain, the sleeve joint seat is provided with a clamping platform, the protective jacket is provided with a hook connected with a clamping platform buckle, the elastic buckle chain comprises a first turnover part, a second turnover part, a third turnover part and a turnover support frame, the sleeve joint seat and the protective jacket are connected through the first turnover part, the turnover support frame is arranged below the turnover part, one side of the turnover support frame is connected with the sleeve joint seat through the second turnover part, the other side is connected with the protective jacket through the third turnover part, thereby solving the problem that the protective jacket of the syringe easily influences the insulin injection of a user due to shaking in the use process, the utility model discloses mainly used medical institution.

Description

Safety insulin syringe capable of being activated quickly

Technical Field

The utility model relates to the technical field of medical equipment, concretely relates to but quick activation's safe insulin syringe.

Background

Insulin injection is an effective method for treating diabetes, and an insulin syringe is a common injection tool, and a certain amount of insulin is extracted by using the insulin syringe, and a user pierces a needle into a human body to push the insulin into the human body. After the injection, the original cap needs to be covered back for recycling, but the needle of the insulin pump is small, and the needle is likely to be pricked into the hand carelessly when the cap is covered back, so that not only can the fingers be injured, but also cross infection is likely to occur, and the reason is that.

And traditional insulin syringe including the syringe overcoat, rotates the safety sheath of being connected with the syringe overcoat, uses the insulin syringe injection back that finishes when the user, can directly turn the safety sheath of connection on the syringe overcoat, makes its accurate lid on the syringe needle of insulin syringe, just can avoid the user to need oneself to aim at the syringe needle with this mode and carry out the closing cap to cause the problem of injury and infection.

However, the joint between the safety sheath of the conventional insulin syringe and the syringe jacket is very loose, and the insulin injection of a user is easily affected by shaking in the use process.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a but quick activation's safe insulin syringe, the safety sheath of solving traditional insulin syringe is very not hard up with syringe overcoat junction, influences the problem that the user injected insulin because rock very easily in the use.

In order to solve the technical problems, the basic scheme of the utility model is that the safe insulin syringe capable of being quickly activated comprises a syringe jacket provided with a syringe needle and a safe protective sleeve used for sealing the syringe needle, the safety sheath comprises a protective sleeve and a sleeve joint seat connected with the outer sleeve of the injector, the sleeve joint seat and the protective sleeve are connected together through a reversible elastic buckle chain, the sleeve joint seat is provided with a clamping table, the protective sleeve is provided with a hook connected with the clamping table in a buckling manner, the elastic buckle chain comprises a first folding part, a second folding part, a third folding part and a turnover support frame, the sleeve joint seat is connected with the protective sleeve through the first folding part, and the turnover support frame is arranged below the turnover part, one side of the turnover support frame is connected with the sleeve joint seat through a second turnover part, and the other side of the turnover support frame is connected with the protective sleeve through a third turnover part.

Cup joint between seat and the lag and connect through first folding portion, first folding portion both can guarantee to cup joint the seat and the lag is connected to together, can guarantee again that the lag can follow the upset of first folding portion to the lock cup joints the seat with the syringe needle cover within the lag, plays the guard action.

The upset support frame is located a book portion below of turning over, upset support frame one side is connected through the second book portion with cup jointing the seat, the opposite side is connected through the third book portion with the lag, because the lag links together through the elasticity knot chain that can overturn, therefore the movement track of lag mainly is along the rotation axis upset of elasticity knot chain, and through set up the upset support frame in a book portion below, when using the syringe, because the strength of rocking is little, consequently, the holding power of upset support frame is enough to stabilize the lag on cup jointing the seat, make it can not rock because the motion of syringe and the upset thereupon, the safety sheath of having solved traditional insulin syringe is very not hard up with syringe overcoat junction, influence the problem that the user injected insulin because rock very easily in the use.

And because the upset support frame links together through second folding portion and third folding portion respectively with the lag of cup jointing, when needs cup joint the lag upset on cup jointing the seat, only need overcome the holding power of support frame with the lag upset to cup joint on the seat can. Due to the structure of the elastic buckle chain, when the supporting force of the supporting frame is overcome to turn the protective sleeve towards the syringe needle, the supporting frame can be automatically ejected and turned onto the sleeve joint seat after being turned over for a certain angle, and a user does not need to turn the protective sleeve onto the sleeve joint seat all the time, so that the purpose of quickly activating the protective sleeve is achieved. Is convenient for the user to use.

Further, the syringe overcoat is used for the one end of installation syringe needle, is equipped with the erection column along its circumference, cup joint the seat and cup joint on the erection column, and cup joint the seat seal and scald and be fixed in on the erection column.

Through will cup joint the seat seal and scald on the erection column, just can realize cup jointing the fixed of seat, compare in traditional syringe only will cup joint the seat and cup joint on the syringe overcoat, adopt to seal in this scheme to scald fixedly, can guarantee that cup joint the seat and can not be flicked owing to exogenic action.

Furthermore, one side of the sleeving seat, which is far away from the protecting sleeve, protrudes outwards to form a clamping table, and the cross section of the clamping table is in a herringbone shape.

The card platform is herringbone card platform, card platform promptly can be for the inclined plane of outside and downward sloping with the surface that gets in touch, when the lag overturns the lock gradually when cup jointing the seat, the couple bears decurrent power, can continue along inclined plane downstream under the guide effect on the inclined plane of card platform slope, until the hook groove lock of couple at the card bench to reach and fix the lag on cup jointing the mesh on the seat.

And the couple is mutually supported with chevron shape ka tai, consequently when the couple moves down along the inclined plane of chevron shape ka tai downward sloping, can be very laborsaving downward movement, until the hook groove barb of couple is on chevron shape ka tai, and if will take off the couple of barb on ka tai, then need very hard to break off the couple of barb on ka tai, make the couple break away from ka tai just go, it is little to activate the strength that the protective sheath covered on the socket joint seat, it is big to flyback the strength that the protective sheath made it break away from the socket joint seat, such design, just can not take off after the protective sheath covers on the socket joint seat in order to avoid, thereby prevent that the syringe from being by the problem of reutilization.

Further, the lag is inside hollow casing, and is equipped with the opening that supplies the syringe needle to get into, the couple is located inside the lag.

The hook is arranged inside the protective sleeve, so that the inner space of the protective sleeve is fully utilized.

Furthermore, the outer surface of the protective sleeve is provided with anti-skid grains.

In this way, the user pushes the protection sleeve to turn over, so that the friction force between the protection sleeve and the fingers of the user can be increased, and the protection sleeve can be turned over more conveniently.

Furthermore, still including the helmet that is used for coveing the syringe needle, the seat of cup jointing is equipped with a plurality of bumps along its axis circumference, the helmet inner wall be equipped with bump complex inner circle recess.

The protective cap is sleeved on the syringe needle before the syringe is used for the first time, when the syringe is used for injecting insulin, only the protective cap needs to be taken down for injection, the safety protective cap is sleeved on the syringe needle after the syringe is used up, in order to prevent people from being hurt and prevent the syringe from being reused when the syringe is recycled, and the protective cap can be more firmly sleeved on the sleeve joint seat and is not easy to slip through the matching of the protective cap structure and the salient points on the sleeve joint seat.

Furthermore, a hook-shaped card used for hooking the syringe needle head is arranged inside the hollow shell of the protective sleeve, the hook-shaped card is arranged on the inner side wall of the shell of the protective sleeve, and the bottom of the hook groove points to the opening of the protective sleeve.

Through the hook-shaped clamping piece, when the protective sleeve sleeves the syringe needle, the hook-shaped clamping piece can hook the syringe needle, so that the fixing effect of the protective sleeve can be enhanced, and the syringe needle can be always sleeved in the protective sleeve without sliding.

Further, the hook groove of the hook-shaped clamping piece is a V-shaped hook groove.

The tank bottom in V type hook groove just can block the syringe needle, makes the syringe needle can not appear controlling the problem of rocking, and fixed effect is compared in U type recess or flat type recess better.

Further, the overturning support frame is a V-shaped overturning support frame.

When the lag overturns, the place of being connected with the lag necessarily receives the power of an upset, and V type upset support frame one side links together with the lag, consequently when the lag overturns, V type upset support frame can receive the power of lag upset, but V type support frame also can produce the action that a reverse pulling force hinders the lag upset with one side that the lag is connected simultaneously to this just can play better supporting role, prevent that the syringe when using, the problem that the lag overturns thereupon.

Further, the sleeve joint of the sleeve joint seat and the mounting column is provided with an opening.

The sleeve joint seat is convenient to sleeve on the mounting column by arranging the opening at the sleeve joint position of the sleeve joint seat and the mounting column, and the sleeve joint seat and the mounting column are convenient to seal and scald by an installer through the opening.

Drawings

FIG. 1 is a schematic structural view of an embodiment of a fast-acting safety insulin pump according to the present invention;

FIG. 2 is a front view of an embodiment of a rapid-activatible safety insulin pump of the present invention;

FIG. 3 is a left side view of an embodiment of a rapid-action safety insulin pump of the present invention;

FIG. 4 is a top view of an embodiment of a rapid-action safety insulin pump of the present invention;

fig. 5 is a schematic structural view of a protective cap of an embodiment of a safety insulin pump with a quick activation function according to the present invention.

Detailed Description

The following is further detailed by way of specific embodiments:

reference numerals in the drawings of the specification include: the anti-skid syringe comprises a syringe needle 1, a clamping table 2, a sleeve joint seat 3, a protective sleeve 4, a syringe outer sleeve 5, an end cap 6, a hook 7, a hook-shaped card 8, a first folding part 9, a second folding part 10, a third folding part 11, anti-skid grains 12, a turnover support frame 13, a mounting column 14 and an inner ring groove 15.

The embodiment is basically as shown in the attached figure 1: the utility model provides a but safe insulin syringe of quick activation, including syringe overcoat 5, the core bar, the piston, syringe needle 1, the helmet, end cap 6 and safety sheath, syringe overcoat 5 is the hollow cylinder, syringe needle 1 has been inserted to one end, syringe needle 1 and 5 inner chambers of syringe overcoat intercommunication, the core bar links to each other with the piston to in putting into the inner chamber of syringe overcoat 5 from the bottom of syringe overcoat 5, piston and 5 inner chambers of syringe overcoat sliding connection, the one end cover of syringe overcoat 5 that has inserted syringe needle 1 has the helmet, another end cover has end cap 6. The syringe jacket 5, the core rod, the plunger, the syringe needle 1, the cap and the end cap 6 are basically the same as those of other disposable insulin syringes in terms of assembly and manufacturing processes, and thus, detailed description thereof is omitted.

The difference lies in that, as shown in fig. 4, the syringe jacket 5 is used for installing one end of the syringe needle 1, four mounting posts 14 are arranged along the circumference, the mounting posts 14 and the syringe jacket 5 are integrally formed, the sleeve joint seat 3 is sleeved on the mounting posts 14, the sleeve joint seat 3 is fixed on the mounting posts 14 in a sealing and ironing manner, and an opening convenient for the sleeve joint seat 3 to be installed and sealed and ironed is arranged at the sleeve joint of the sleeve joint seat 3 and the mounting posts 14.

As shown in fig. 2 and 3, the safety sheath is transparent or translucent, and is usually made of plastic with certain elasticity, and is integrally formed by injection molding technology during production. The safety sheath is a socket base 3, an elastic buckle chain and a protective sleeve 4 which are integrally formed. Cup joint one side of seat 3 and keep away from lag 4 and outwards bulge to form and block platform 2, and block the transversal chevron shape of personally submitting of platform 2, cup joint seat 3 and be equipped with a plurality of bumps (not shown in the figure) along its axis circumference, the helmet inner wall be equipped with bump complex inner circle recess 15 (as shown in figure 5), through the cooperation of the helmet structure in this scheme and the bump on cup joint seat 3, can make more firm cover of helmet difficult landing on cup joint seat 3.

The surface of lag 4 is equipped with anti-skidding line 12, and lag 4 is inside hollow casing, all is equipped with the couple 7 of being connected with card platform 2 buckles on its front and back lateral wall, and its top and right side all are equipped with the opening that supplies syringe needle 1 to get into. Card platform 2 is herringbone card platform 2, card platform 2 promptly can be for the inclined plane of outside and downward sloping with the surface of couple 7 contact, when lag 4 overturns the lock gradually when cup jointing on seat 3, couple 7 bears decurrent power, can continue along inclined plane downstream under the guide effect on the inclined plane of card platform 2 slope, until the hook groove lock of couple 7 is on card platform 2 to reach and fix lag 4 the mesh on cup jointing seat 3.

As shown in fig. 2, the elastic buckle chain includes a first folding portion 9, a second folding portion 10, a third folding portion 11 and a turning support frame 13, the socket base 3 and the protection sleeve 4 are connected through the first folding portion 9, the turning support frame 13 is arranged below the folding portion, the turning support frame 13 is a V-shaped turning support frame 13, the left side of the turning support frame 13 is connected with the socket base 3 through the second folding portion 10, and the right side of the turning support frame is connected with the protection sleeve 4 through the third folding portion 11.

Because the lag 4 links together through the elasticity knot chain that can overturn, therefore the motion trail of lag 4 mainly is along the rotation axis upset of elasticity knot chain, and through set up upset support frame 13 in first turnover 9 belows, when using the syringe, because the power of rocking is not big, consequently the holding power of upset support frame 13 is enough with lag 4 firm on cup joint seat 3, make it can not rock because of the upset of syringe thereupon, the safety sheath of having solved traditional insulin syringe is very not hard up with syringe overcoat 5 junction, influence the problem that the user injects insulin because rock very easily in the use.

And because upset support frame 13 links together through second folding portion 10 and third folding portion 11 respectively with protecting jacket 4 with cup jointing seat 3, when needs cup joint protecting jacket 4 upset on cup jointing seat 3, only need overcome the holding power of support frame with protecting jacket 4 upset cup joint on seat 3 can. And the elastic buckle chain is produced thinly in the production of integrated molding through a die, and can deform due to the characteristics of plastics, so that the protective sleeve 4 can turn over towards the syringe needle 1. Although the elasticity is detained the chain and is thinner, nevertheless have certain ductility, difficult fracture, just the utility model discloses a disposable can not buckle to elasticity knot chain repeatedly, consequently also can not cause the fracture, does not influence safeguard function's realization even after the fracture of elasticity knot chain simultaneously.

As shown in fig. 4, a hook-shaped card 8 for hooking the syringe needle 1 is further disposed inside the hollow casing of the protective cover 4, a hook groove of the hook-shaped card 8 is a V-shaped hook groove, the hook-shaped card 8 is disposed on the left side wall of the casing of the protective cover 4, and a groove bottom of the hook groove points to an opening on the right side of the protective cover 4. And a gap is reserved between the hooking part of the hooked card and the inner side wall of the protective sleeve 4, and the distance from the hooked card 8 to the socket 3 is smaller than the distance from the needle point of the syringe needle 1 to the socket 3, so that the syringe needle 1 can be contacted with the hooked card 8.

Lag 4 overturns to syringe needle 1 under the exogenic action that lasts, and the inclined plane of hooking part contacts with syringe needle 1, and under the exogenic action that lasts, the deformation takes place for the portion of hooking, and the gap grow with the inside wall of lag 4, and syringe needle 1 passes through along the inclined plane in the follow gap, and syringe needle 1 passes through the back, and the portion of hooking resumes deformation, and syringe needle 1 is restricted between hook-like card 8 and lag 4. At the moment, the syringe needle 1 is blocked by the hooking part of the hook-shaped clamping piece 8, so that the syringe needle 1 can be better limited, the hook 7 matched with the protective sleeve 4 is clamped with the clamping table 2, and the syringe needle 1 is not easy to pop out from the safety protective sleeve under the action of no strong external force.

The specific implementation process is as follows:

user of service when using, extract helmet and end cap 6, absorb insulin, carry out insulin injection operation, the back finishes injecting, be equipped with anti-skidding line 12 department at lag 4 with the finger and promote lag 4, make lag 4 overturn to syringe needle 1 direction under lasting exogenic action, the joint is accomplished with card platform 2 to the couple 7 of lag 4, syringe needle 1 passes through in the gap of hook-like card 8 and lag 4 lateral walls, hook-like card 8 restricts syringe needle 1 in lag 4, lag 4 parcel live syringe needle 1.

The above description is only for the embodiments of the present invention, and the common general knowledge of the known specific structures and characteristics in the schemes is not described herein too much, and those skilled in the art will know all the common technical knowledge in the technical field of the present invention before the application date or the priority date, can know all the prior art in this field, and have the ability to apply the conventional experimental means before this date, and those skilled in the art can combine their own ability to perfect and implement the schemes, and some typical known structures or known methods should not become obstacles for those skilled in the art to implement the present application. It should be noted that, for those skilled in the art, without departing from the structure of the present invention, several modifications and improvements can be made, which should also be regarded as the protection scope of the present invention, and these will not affect the effect of the implementation of the present invention and the practicability of the patent. The scope of the claims should be determined by the content of the claims, and the description of the specific embodiments and the like in the specification should be used for explaining the content of the claims.

Claims (10)

1. A safety insulin pump capable of being activated quickly, which comprises a syringe jacket provided with a syringe needle and a safety sheath for covering the syringe needle, and is characterized in that: safety sheath includes the lag and links together with the syringe overcoat cup joints the seat, cup joint and link together through the elasticity knot chain that can overturn between seat and the lag, cup joint the seat and be equipped with the ka tai, be equipped with the couple of being connected with ka tai buckle on the lag, the elasticity knot chain includes first book portion, second book portion, third book portion and upset support frame of turning over, cup joint between seat and the lag through first book portion connection, and the upset support frame locates a book portion below, upset support frame one side with cup joint the seat and pass through the second book portion connection, the opposite side is connected through third book portion with the lag.

2. A rapidly activatable safety insulin pump according to claim 1, wherein: the syringe overcoat is used for the one end of installation syringe needle, is equipped with the erection column along its circumference, cup joint the seat and cup joint on the erection column, and cup joint the seat seal and scald and be fixed in on the erection column.

3. A rapidly activatable safety insulin pump according to claim 1, wherein: one side of the sleeve joint seat, which is far away from the protective sleeve, protrudes outwards to form a clamping table, and the cross section of the clamping table is in a herringbone shape.

4. A rapidly activatable safety insulin pump according to claim 1, wherein: the protective sleeve is a hollow shell, an opening for the syringe needle to enter is formed in the protective sleeve, and the hook is arranged inside the protective sleeve.

5. A rapidly activatable safety insulin pump according to claim 1, wherein: the outer surface of the protective sleeve is provided with anti-skid grains.

6. A rapidly activatable safety insulin pump according to claim 1, wherein: the syringe needle protection device is characterized by further comprising a protection cap used for covering the syringe needle, the sleeving base is provided with a plurality of salient points along the axial direction of the sleeving base, and inner ring grooves matched with the salient points are formed in the inner wall of the protection cap.

7. A rapidly activatable safety insulin pump according to claim 4, wherein: the syringe needle protecting device is characterized in that a hook-shaped clamping piece used for hooking a syringe needle is arranged inside a hollow shell of the protecting sleeve, the hook-shaped clamping piece is arranged on the inner side wall of the shell of the protecting sleeve, and the bottom of the hook groove points to the opening of the protecting sleeve.

8. A rapidly activatable safety insulin pump according to claim 7, wherein: the hook groove of the hook-shaped clamping piece is a V-shaped hook groove.

9. A rapidly activatable safety insulin pump according to claim 1, wherein: the overturning support frame is a V-shaped overturning support frame.

10. A rapidly activatable safety insulin pump according to claim 2, wherein: the sleeve joint of the sleeve joint seat and the mounting column is provided with an opening.

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