CN211188536U

CN211188536U - Convenient and practical intravenous injector

Info

Publication number: CN211188536U
Application number: CN201921326045.2U
Authority: CN
Inventors: 房芳; 张满英
Original assignee: Zhengzhou Childrens Hospital
Current assignee: Zhengzhou Childrens Hospital
Priority date: 2019-08-15
Filing date: 2019-08-15
Publication date: 2020-08-07
Anticipated expiration: 2029-08-15

Abstract

The utility model belongs to the technical field of medical consumables, in particular to a convenient and practical intravenous injector, which comprises a first hose, a cut-off component, a connecting component and a second hose, wherein the top end of the first hose is fixedly communicated with an injection needle, the first hose is broken to pass through the cut-off component, the bottom end of the first hose is provided with an anti-drop ring, the top end of the second hose is communicated with the connecting component, the other end of the second hose is fixedly communicated with a puncture needle, and the second hose is provided with a current limiter and a dropper; the utility model discloses, through setting up cutout subassembly and coupling assembling, the circulation that the cutout subassembly can block first hose prevents back blood, can block the circulation of second hose temporarily through the current limiter, prevents that the liquid medicine from running off, makes the syringe needle separate from the intravenous route ware when convenient when needing, makes things convenient for patient to leave temporarily, when having solved and using traditional intravenous route ware infusion, and patient can't break the problem of infusion at will.

Description

Convenient and practical intravenous injector

Technical Field

The utility model belongs to the technical field of medical consumables, concretely relates to convenient and practical's intravenous route ware.

Background

The intravenous injector is also called a disposable infusion set, is a common medical consumable, and is used for intravenous infusion by establishing a channel between a vein and liquid medicine through aseptic treatment. Generally, the infusion apparatus is formed by connecting eight parts, namely a vein needle or an injection needle, a needle head protective cap, an infusion hose, a liquid medicine filter, a flow rate regulator, a drip cup, a bottle stopper puncture outfit, an air filter and the like, and a part of the infusion apparatus also comprises an injection piece, a medicine adding port and the like.

When using current intravenous route to infuse for patient, if patient need go up the toilet midway, generally need medical personnel to take out the syringe needle, wait patient to return again for patient's infusion of pricking, medical personnel's working strength has not only been increased like this, repeated pricking also can bring not little misery for patient, so urgently need a neotype intravenous route to solve above-mentioned problem in the market, for this reason, a convenient and practical's intravenous route ware is now proposed, be detachable construction with the intravenous route ware design, patient can't leave the problem temporarily under the condition of not taking out the syringe needle when having solved the infusion.

SUMMERY OF THE UTILITY MODEL

To solve the problems set forth in the background art described above. The utility model provides a convenient and practical intravenous injector, which is characterized by convenience, practicability and suitable popularization.

In order to achieve the above object, the utility model provides a following technical scheme: a convenient and practical intravenous injector comprises a first hose, a cut-off assembly, a connecting assembly and a second hose, wherein the top end of the first hose is fixedly communicated with a syringe needle, the first hose penetrates through the cut-off assembly, the bottom end of the first hose is provided with an anti-drop ring, the top end of the second hose is communicated with the connecting assembly, the other end of the second hose is fixedly communicated with a puncture needle, the second hose is provided with a current limiter and a dropper, the cut-off assembly comprises a fixing frame, the top of the fixing frame is provided with a through hole, the outer side of the through hole is provided with a chute, a sliding block matched with the sliding block is arranged in the chute, the center of the sliding block is fixedly penetrated with a driving rod, the top end of the driving rod is fixedly connected with an adjusting wheel, the bottom end of the driving rod is fixedly connected with a threaded sleeve, and a threaded column, the inner walls of the left side and the right side of the fixing frame are both provided with lifting grooves, two lifting blocks are arranged in the lifting grooves, the opposite surfaces of the two lifting blocks are fixedly connected with a lifting plate, the bottom of the lifting plate is fixedly connected with a pressing plate, the bottom end of the threaded column is fixedly connected with the top of the lifting plate, the lower surface of the inner wall of the fixing frame is fixedly connected with two limiting blocks, the first hose passes through the space between the two limiting blocks, the connecting component comprises a connecting cylinder, a partition plate is arranged in the connecting cylinder, a connecting head is arranged on the partition plate, the connecting head is in adaptive connection with the bottom end of the first hose, limiting holes are arranged on the left side and the right side of the connecting cylinder, the left side surface and the right side surface of the connecting cylinder are both fixedly connected with supporting rods, and, and two the bracing piece and two the gag lever post is respectively through round pin axle fixed connection, and two the gag lever post passes one respectively spacing hole, and two gag lever posts all block in the upside of anticreep ring.

Preferably, both sides of the through hole are provided with prompt signs.

Preferably, the top end of the limiting rod is bent leftwards, and the bottom end of the limiting rod is bent rightwards.

Preferably, the portion of the first hose passing through the interrupter assembly is located directly below the pressure plate.

Compared with the prior art, the beneficial effects of the utility model are that:

the utility model discloses, through setting up cutout subassembly and coupling assembling, the circulation that the cutout subassembly can block first hose prevents back blood, can block the circulation of second hose temporarily through the current limiter, prevents that the liquid medicine from running off, conveniently makes the syringe needle separate from the intravenous route ware when needing, makes things convenient for patient to leave temporarily, when having solved and use traditional intravenous route ware infusion, patient need repeat the problem of pricking if need wash the hand.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is a schematic sectional structure of the present invention;

fig. 2 is a schematic sectional view of the shut-off assembly of the present invention viewed from the bottom;

fig. 3 is a front view of the shut off assembly of the present invention;

fig. 4 is an enlarged schematic structural view at a position a of the present invention;

fig. 5 is an enlarged schematic structural view of the utility model at the position B;

fig. 6 is a front view of the connecting assembly of the present invention;

in the figure: 1. an injection needle; 2. a current interrupt assembly; 3. puncturing needle; 4. a dropper; 5. a current limiter; 6. a second hose; 7. a first hose; 8. a fixed mount; 9. a lifting block; 10. a lifting groove; 11. a limiting block; 12. pressing a plate; 13. a lifting plate; 14. a threaded post; 15. a threaded sleeve; 16. an adjustment wheel; 17. a prompt sign; 18. a connecting cylinder; 19. a limiting hole; 20. a tension spring; 21. a support bar; 22. a limiting rod; 23. a partition plate; 24. a connector; 25. a drive rod; 26. a through hole; 27. a slider; 28. a chute; 29. the anti-drop ring; 30. a connecting assembly is provided.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying 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. 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.

Examples

Referring to fig. 1-6, the present invention provides the following technical solutions: an intravenous injector convenient and practical comprises a first hose 7, a flow breaking assembly 2, a connecting assembly 30 and a second hose 6, wherein the top end of the first hose 7 is fixedly communicated with an injection needle 1, the first hose 7 penetrates through the flow breaking assembly 2, the bottom end of the first hose 7 is provided with a drop-proof ring 29, the first hose 7 can be prevented from dropping from the connecting assembly 30 by arranging the drop-proof ring 29, the top end of the second hose 6 is communicated with the connecting assembly 30, the other end of the second hose 6 is fixedly communicated with a puncture needle 3, the second hose 6 is provided with a flow restrictor 5 and a dropper 4, the flow breaking assembly 2 comprises a fixing frame 8, the top of the fixing frame 8 is provided with a through hole 26, the outer side of the through hole 26 is provided with a sliding groove 28, a sliding block 27 matched with the through hole is arranged in the sliding groove 28, a driving rod 25 is fixedly penetrated through the sliding block 27, the top end of the driving rod 25 is fixedly connected with an adjusting wheel 16, the adjusting wheel 16 drives the driving rod 25 to keep stable when rotating by arranging a slide block 27 and a sliding groove 28, the bottom end of the driving rod 25 is fixedly connected with a threaded sleeve 15, the threaded sleeve 15 is in threaded connection with a threaded column 14, the inner walls of the left side and the right side of the fixed frame 8 are both provided with lifting grooves 10, two lifting blocks 9 are arranged in the two lifting grooves 10, the lifting plate 13 keeps stable when moving up and down by arranging the lifting blocks 9 and the lifting grooves 10, the opposite surfaces of the two lifting blocks 9 are fixedly connected with a lifting plate 13, the bottom of the lifting plate 13 is fixedly connected with a pressing plate 12, the bottom end of the threaded column 14 is fixedly connected with the top of the lifting plate 13, the lower surface of the inner wall of the fixed frame 8 is fixedly connected with two limiting blocks 11, and the first hose, the driving rod 25 can drive the threaded sleeve 15 to rotate by rotating the adjusting wheel 16 left and right, under the action of threads, the threaded column 14 in the threaded sleeve 15 can drive the lifting plate 13 to lift up and down, the lifting plate 13 drives the lifting block 9 to lift in the lifting groove 10, the pressing plate 12 at the bottom of the lifting plate 13 can lift up and down synchronously along with the lifting plate 13, when the pressing plate 12 descends, the first hose 7 can be pressed to seal the circulation of the first hose 7, the connecting assembly 30 comprises a connecting barrel 18, a partition plate 23 is arranged in the connecting barrel 18, the inner cavity of the connecting barrel 18 is completely divided into two parts by the partition plate 23, a connector 24 is arranged on the partition plate 23, the connector 24 is communicated with the two sides of the partition plate 23, the connector 24 is in adaptive connection with the bottom end of the first hose 7, the left side and the right side of the connecting barrel 18 are both provided with limiting holes 19, the, just the left and right sides face of connecting cylinder 18 all is through extension spring 20 fixedly connected with gag lever post 22, and two bracing piece 21 and two gag lever post 22 is respectively through round pin axle fixed connection, and two gag lever post 22 passes one respectively spacing hole 19, and two gag lever posts 22 all block in anticreep ring 29's upside presses the bottom of gag lever post 22, can make the bottom of gag lever post 22 break away from in spacing hole 19, can take off first hose 7 from coupling assembling 30 this moment.

Preferably, both sides of the through hole 26 are provided with the prompt sign 17.

Preferably, the top end of the limiting rod 22 is bent leftwards, and the bottom end of the limiting rod 22 is bent rightwards.

Preferably, the portion of the first hose 7 that passes through the shut off assembly 2 is located directly below the pressure plate 12.

To sum up, the utility model discloses a set up cutout subassembly 2 and coupling assembling 30, cutout subassembly 2 can block the circulation of first hose 7, prevent the blood return, can block the circulation of second hose 6 temporarily through current limiter 5, prevent that the liquid medicine from running off, make the syringe needle 1 separate from the intravenous route injector when convenient when needs, make things convenient for patient to leave temporarily, when having solved and using traditional intravenous route injector to infuse, patient if need go up the washroom, need the problem of repeated acupuncture, avoid patient to bear the misery of repeated acupuncture, still alleviateed doctor's work burden, just the utility model discloses compare the cost with traditional intravenous route injector and hardly have the difference, be worth widelys using.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. 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

1. An intravenous injector of convenient utility comprising a first hose (7), a flow interrupter assembly (2), a connection assembly (30), and a second hose (6), characterized in that: the infusion needle (1) is fixedly communicated with the top end of the first hose (7), the first hose (7) penetrates through the cut-off assembly (2), the bottom end of the first hose (7) is provided with an anti-drop ring (29), the top end of the second hose (6) is communicated with the connecting assembly (30), the other end of the second hose (6) is fixedly communicated with the puncture needle (3), the second hose (6) is provided with a flow restrictor (5) and a dropper (4), the cut-off assembly (2) comprises a fixing frame (8), the top of the fixing frame (8) is provided with a through hole (26), the outer side of the through hole (26) is provided with a sliding groove (28), a sliding block (27) matched with the sliding groove (28) is arranged in the sliding groove (28), a driving rod (25) is fixedly penetrated through the center of the sliding block (27), and the top end of the driving rod (25) is fixedly connected with an adjusting wheel (16, the bottom end of the driving rod (25) is fixedly connected with a threaded sleeve (15), the threaded sleeve (15) is in threaded connection with a threaded column (14), the inner walls of the left side and the right side of the fixed frame (8) are provided with lifting grooves (10), two lifting blocks (9) are arranged in the two lifting grooves (10), the opposite surfaces of the two lifting blocks (9) are fixedly connected with a lifting plate (13), the bottom of the lifting plate (13) is fixedly connected with a pressing plate (12), the bottom end of the threaded column (14) is fixedly connected with the top of the lifting plate (13), the lower surface of the inner wall of the fixed frame (8) is fixedly connected with two limiting blocks (11), the first hose (7) passes through the two limiting blocks (11), the connecting component (30) comprises a connecting cylinder (18), and a partition plate (23) is arranged in the connecting cylinder (18), be provided with connector (24) on baffle (23), connector (24) with the bottom adaptation of first hose (7) is connected, spacing hole (19) have all been seted up to the left and right sides of connecting cylinder (18), the equal fixedly connected with bracing piece (21) of the left and right sides face of connecting cylinder (18), just the left and right sides face of connecting cylinder (18) all is through extension spring (20) fixedly connected with gag lever post (22), and two bracing piece (21) and two gag lever post (22) are respectively through round pin axle fixed connection, and two gag lever post (22) pass one respectively spacing hole (19), and two gag lever posts (22) are all blocked the upside of anticreep ring (29).

2. A convenient and practical intravenous injector in accordance with claim 1, further comprising: and prompt marks (17) are arranged on two sides of the through hole (26).

3. A convenient and practical intravenous injector in accordance with claim 1, further comprising: the top end of the limiting rod (22) is bent leftwards, and the bottom end of the limiting rod (22) is bent rightwards.

4. A convenient and practical intravenous injector in accordance with claim 1, further comprising: the portion of the first hose (7) passing through the shut off assembly (2) is located directly below the pressure plate (12).