CN216061552U

CN216061552U - Self-service injection device for treating diabetes

Info

Publication number: CN216061552U
Application number: CN202122261117.3U
Authority: CN
Inventors: 刘风英
Original assignee: Nanjing Gulou Hospital Group Anqing Petrochemical Hospital Co ltd
Current assignee: Nanjing Gulou Hospital Group Anqing Petrochemical Hospital Co ltd
Priority date: 2021-09-17
Filing date: 2021-09-17
Publication date: 2022-03-18
Anticipated expiration: 2031-09-17

Abstract

The utility model discloses a self-service injection device for treating a diabetic patient, and relates to the technical field of diabetes treatment tools; an upper connecting plate is fixedly sleeved on a part, positioned between the push plate and the piston, of the push rod, a through hole is formed in the part, positioned on the left side of the push rod, of the upper connecting plate, a first connecting rod is movably arranged in the through hole in a penetrating mode, the upper end of the first connecting rod penetrates through the through hole and is fixedly connected with a limiting block, a hand screw is fixedly connected to the top wall of the limiting block, a threaded pipe is fixedly connected to the lower end of the first connecting rod after penetrating through the through hole, a threaded groove is formed in the top wall on the left side of the needle cylinder, and the lower end of the threaded pipe is rotatably connected to the threaded groove; simple structure, each part of device is easily obtained, and is not fragile and the part is changed conveniently.

Description

Self-service injection device for treating diabetes

Technical Field

The utility model relates to the technical field of diabetes treatment tools, in particular to a self-service injection device for treating a diabetic patient.

Background

Diabetes is a group of metabolic diseases characterized by hyperglycemia. Hyperglycemia is caused by a defect in insulin secretion or an impaired biological action, or both. Hyperglycemia occurring over a long period of time in diabetes causes chronic damage to, dysfunction of, various tissues, particularly, the eyes, kidneys, heart, blood vessels, nerves;

at present, diabetes patients mostly use insulin injection therapy, an injection device in the prior art is often complex in structure and high in precision of parts of the device, so that the parts are easy to damage and are difficult to replace, and normal use of the patients is affected.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a self-service injection device for treating the diabetic patients, which has a reasonable design, is simple in structure, is easy to obtain parts, is not easy to damage and is convenient to replace.

In order to achieve the purpose, the utility model adopts the following technical scheme: it comprises a push plate, a push rod, a needle cylinder, a piston and an injection needle; a piston is movably arranged in the needle cylinder, a push rod is fixedly connected to the top wall of the piston, and a push plate is fixedly connected to the upper end of the push rod; the projecting end of the bottom wall of the needle cylinder is sleeved and fixed with an injection needle; the device also comprises a hand screw, a limiting block, an upper connecting plate, a first connecting rod, a threaded pipe and a second spring; an upper connecting plate is fixedly sleeved on a part, positioned between the push plate and the piston, of the push rod, a through hole is formed in the part, positioned on the left side of the push rod, of the upper connecting plate, a first connecting rod is movably arranged in the through hole in a penetrating mode, the upper end of the first connecting rod penetrates through the through hole and is fixedly connected with a limiting block, a hand screw is fixedly connected to the top wall of the limiting block, a threaded pipe is fixedly connected to the lower end of the first connecting rod after penetrating through the through hole, a threaded groove is formed in the top wall on the left side of the needle cylinder, and the lower end of the threaded pipe is rotatably connected to the threaded groove; a second spring is sleeved on the first connecting rod and the part, positioned between the upper connecting plate and the needle cylinder, of the threaded pipe, and the upper end and the lower end of the second spring are respectively abutted against the bottom wall of the upper connecting plate and the top wall of the left side of the needle cylinder; the part of the front side wall of the injection cylinder, which is positioned at the left side of the push rod, is fixedly connected with a scale plate.

Preferably, the right side wall of the needle cylinder is fixedly connected with a lower connecting plate, and the right ends of the upper connecting plate and the lower connecting plate are both sleeved and fixed with sponge sleeves.

Preferably, the equal fixedly connected with spring in the diapire left and right sides of cylinder, equal activity wears to be equipped with the connecting rod No. two in the spring, and the bar groove has all been seted up to the part that is located the spring upside on the diapire of cylinder, and the upper end of connecting rod is equal movable to be set up in the bar groove No. two, and the equal fixed connection of lower extreme of connecting rod No. two is on the roof of baffle, the lower extreme of spring and the roof looks fixed connection of baffle.

Preferably, the bottom wall of the baffle is fixedly connected with a spongy cushion, the middle parts of the baffle and the spongy cushion are communicated with each other to form an injection hole, and the injection holes are aligned with the injection needles.

Compared with the prior art, the utility model has the beneficial effects that: the self-service injection device for treating the diabetes patients has the advantages of simple structure, easiness in obtaining parts of the device, difficulty in damage and convenience in replacing the parts, and is reasonable in arrangement, high in practicability and the like.

Description of the drawings:

fig. 1 is a schematic structural view of the present invention.

Fig. 2 is a schematic view of the internal structure of the present invention.

Fig. 3 is an enlarged view of a portion a in fig. 2.

Fig. 4 is an enlarged view of a portion B in fig. 2.

Description of reference numerals:

the injection device comprises a hand screw 1, a limiting block 2, a push plate 3, a push rod 4, an upper connecting plate 5, an injection tube 6, a sponge sleeve 7, a piston 8, a lower connecting plate 9, an injection needle 10, a through hole 11, a first connecting rod 12, a sponge cushion 13, a threaded pipe 14, a threaded groove 15, a strip-shaped groove 16, a second connecting rod 17, a first spring 18, a scale plate 19, a second spring 20, a baffle 21 and an injection hole 22.

The specific implementation mode is as follows:

the technical solution of the present invention will be clearly and completely described below with reference to the accompanying drawings, and the preferred embodiments in the description are only examples, and all other embodiments obtained by those skilled in the art without any inventive work belong to the protection scope of the present invention.

As shown in fig. 1 to 4, the following technical solutions are adopted in the present embodiment: it comprises a push plate 3, a push rod 4, a needle cylinder 6, a piston 8 and an injection needle 10; a piston 8 is movably arranged in the needle cylinder 6, a push rod 4 is fixedly glued on the top wall of the piston 8, and a push plate 3 is fixedly glued on the upper end of the push rod 4; the projecting end of the bottom wall of the needle cylinder 6 is sleeved and fixed with an injection needle 10; the device also comprises a hand screw 1, a limiting block 2, an upper connecting plate 5, a first connecting rod 12, a threaded pipe 14 and a second spring 20; an upper connecting plate 5 is fixedly sleeved on the part, positioned between the push plate 3 and the piston 8, of the push rod 4, a lower connecting plate 9 is fixedly glued on the right side wall of the needle cylinder 6, and sponge sleeves 7 are fixedly sleeved at the right ends of the upper connecting plate 5 and the lower connecting plate 9; a through hole 11 is formed in the part, located on the left side of the push rod 4, of the upper connecting plate 5, a first connecting rod 12 is movably arranged in the through hole 11 in a penetrating mode, a limiting block 2 is fixedly glued after the upper end of the first connecting rod 12 penetrates through the through hole 11, a hand screw 1 is fixedly glued on the top wall of the limiting block 2, a threaded pipe 14 is fixedly glued after the lower end of the first connecting rod 12 penetrates through the through hole 11, a threaded groove 15 is formed in the top wall on the left side of the needle cylinder 6, and the lower end of the threaded pipe 14 is screwed in the threaded groove 15; a second spring 20 is sleeved on the first connecting rod 12 and the threaded pipe 14 between the upper connecting plate 5 and the needle cylinder 6, and the upper end and the lower end of the second spring 20 are respectively abutted against the bottom wall of the upper connecting plate 5 and the top wall of the left side of the needle cylinder 6; a scale plate 19 is fixed on the front side wall of the syringe 6 on the left side of the push rod 4 by gluing; equal adhesive fixation of the diapire left and right sides of cylinder 6 has a spring 18, No. two connecting rods 17 are worn to be equipped with in the equal activity of a spring 18, bar groove 16 has all been seted up to the part that is located a spring 18 upside on the diapire of cylinder 6, the equal activity of upper end of No. two connecting rods 17 sets up in bar groove 16, the equal adhesive fixation of lower extreme of No. two connecting rods 17 is on the roof of baffle 21, the lower extreme of a spring 18 and the roof of baffle 21 adhesive fixation mutually, adhesive fixation has foam-rubber cushion 13 on the diapire of baffle 21, the middle part of baffle 21 and foam-rubber cushion 13 link up and has seted up injection hole 22, injection hole 22 sets up with syringe needle 10 is aligned mutually.

The working principle of the specific embodiment is as follows: when a diabetic needs to inject insulin, the hand screw 1 is rotated according to needs, the hand screw 1 drives the limiting block 2, the first connecting rod 12 and the threaded pipe 14 to rotate, the threaded pipe 14 drives the limiting block 2 to move downwards, the limiting block 2 drives the upper connecting plate 5 to move downwards, the upper connecting plate 5 drives the push rod 4 and the piston 8 to move downwards, and the second spring 20 is compressed when the upper connecting plate 5 moves downwards; observing the position of the piston 8 through the scale plate 19 until the piston 8 reaches the position of the insulin amount required to be injected, stopping rotating the hand screw 1; manually holding the sponge sleeves 7 on the upper side and the lower side, pushing the upper connecting plate 5 downwards to the bottom through the sponge sleeve 7 on the upper side, driving the piston 8 to move downwards to the bottom end of the needle cylinder 6 by the upper connecting plate 5, aligning the injection hole 22 with the opening of the medicine bottle, moving the needle cylinder 6 integrally downwards through the sponge sleeve 7, enabling the sponge cushion 13 to abut against the upper end of the medicine bottle, contracting the first spring 18, moving the second connecting rod 17 upwards to enable the injection needle 10 to be inserted into the medicine bottle, loosening the sponge sleeve 7 on the upper side by hand, moving the upper connecting plate 5 upwards under the elastic force of the second spring 20, driving the push rod 4 and the piston 8 by the upper connecting plate 5, sucking the insulin into the needle cylinder 6 by the piston 8, and when the upper connecting plate 5 moves to abut against the bottom wall of the limiting block 2, moving the piston 8 to the position of the insulin amount to be injected at the moment to obtain a proper amount of insulin; moving the cylinder 6 upward so that the injection needle 10 is withdrawn from the medicine bottle; with the foam-rubber cushion 13 and the patient skin contact of device, with the whole downstream of device for syringe needle 10 inserts the patient internally, promotes the sponge cover 7 of upside down, and sponge cover 7 drives upper junction plate 5, push rod 4 and piston 8 downstream, with the piston 8 promotion end, makes the interior insulin of cylinder 6 all inject into the patient internally, realizes the ration injection of insulin, has guaranteed treatment.

After adopting above-mentioned structure, this embodiment's beneficial effect is as follows:

1. by arranging the sponge pad 13, the comfort level of the device when in contact with the skin can be increased; the spongy cushion 13, the upper connecting plate 5, the sponge sleeve 7 and the lower connecting plate 9 are arranged, so that the patient can conveniently inject the insulin with one hand;

2. the quantity of the insulin pumped into the syringe 6 can be controlled by arranging the hand screw 1, the limiting block 2, the first connecting rod 12, the threaded pipe 14 and the second spring 20, so that the insulin injected into the body of a patient can be quantitatively controlled conveniently;

3. through setting up through-hole 11, connecting rod 12, bar groove 16, No. two connecting rods 17 and spring 18, can avoid syringe needle 10 to cause the accidental injury.

It will be appreciated by those skilled in the art that modifications and equivalents may be made to the embodiments described above, and that various modifications, equivalents, improvements and the like may be made without departing from the spirit and scope of the utility model.

Claims

1. A self-service injection device for treating diabetes patients, which comprises a push plate (3), a push rod (4), an injection tube (6), a piston (8) and an injection needle (10); a piston (8) is movably arranged in the injection cylinder (6), the top wall of the piston (8) is fixedly connected with a push rod (4), and the upper end of the push rod (4) is fixedly connected with a push plate (3); the projecting end of the bottom wall of the injection tube (6) is sleeved and fixed with an injection needle (10); the method is characterized in that: the device also comprises a hand screw (1), a limiting block (2), an upper connecting plate (5), a first connecting rod (12), a threaded pipe (14) and a second spring (20); an upper connecting plate (5) is fixedly sleeved on a part, located between the push plate (3) and the piston (8), of the push rod (4), a through hole (11) is formed in the part, located on the left side of the push rod (4), of the upper connecting plate (5), a first connecting rod (12) penetrates through the through hole (11) movably in the through hole (11), a limiting block (2) is fixedly connected to the upper end of the first connecting rod (12) after the through hole (11) penetrates through the upper end of the upper connecting rod, a hand screw (1) is fixedly connected to the top wall of the limiting block (2), a threaded pipe (14) is fixedly connected to the lower end of the first connecting rod (12) after the through hole (11) penetrates through the upper end of the first connecting rod, a threaded groove (15) is formed in the left top wall of the injection cylinder (6), and the lower end of the threaded pipe (14) is rotatably connected to the threaded groove (15); a second spring (20) is sleeved on the first connecting rod (12) and the part, located between the upper connecting plate (5) and the injection cylinder (6), of the threaded pipe (14), and the upper end and the lower end of the second spring (20) are respectively arranged in a manner of being abutted against the bottom wall of the upper connecting plate (5) and the top wall of the left side of the injection cylinder (6); the part of the front side wall of the syringe (6) positioned at the left side of the push rod (4) is fixedly connected with a scale plate (19).

2. A self-service injection device for the treatment of a diabetic patient according to claim 1, wherein: fixedly connected with lower connecting plate (9) on the right side wall of injection tube (6), the right-hand member of upper junction plate (5) and lower connecting plate (9) all overlaps to be established and is fixed with sponge cover (7).

3. A self-service injection device for the treatment of a diabetic patient according to claim 1, wherein: equal fixedly connected with spring (18) in the diapire left and right sides of injection tube (6), connecting rod (17) No. two are worn to be equipped with in equal activity of spring (18), bar groove (16) have all been seted up to the part that is located spring (18) upside on the diapire of injection tube (6), the equal activity of upper end of connecting rod (17) sets up in bar groove (16), the equal fixed connection of lower extreme of connecting rod (17) No. two is on the roof of baffle (21), the lower extreme of spring (18) and the roof looks fixed connection of baffle (21).

4. A self-service injection device for the treatment of a diabetic patient according to claim 3, wherein: the bottom wall of the baffle (21) is fixedly connected with a spongy cushion (13), the middle parts of the baffle (21) and the spongy cushion (13) are communicated with each other to form an injection hole (22), and the injection holes (22) are arranged in alignment with the injection needles (10).