CN215915942U - Fixing mechanism capable of preventing needle head from separating from infusion bag - Google Patents

Abstract

The utility model discloses a fixing mechanism capable of preventing a needle head from being separated from an infusion bag, which comprises a bracket, wherein a supporting plate is fixedly connected to the top of the left side of the bracket. The transmission mechanism and the limiting mechanism are matched for use, so that a user can conveniently enable the infusion tube to pass through the through hole when the infusion tube needs to be prevented from falling off, the user presses the button to enable the limiting rod to be separated from the inner cavity of the limiting hole after the infusion tube passes through the through hole, at the moment, the user pushes the movable ring upwards to enable the top of the movable ring to be in contact with the bottom of the limiting block, the infusion tube is limited, and the phenomenon that the infusion tube falls off is avoided.

Description

Fixing mechanism capable of preventing needle head from separating from infusion bag

Technical Field

The utility model relates to the technical field of infusion, in particular to a fixing mechanism capable of preventing a needle head from being separated from an infusion bag.

Background

The infusion solution or large-volume injection solution is a large-dose injection solution which is infused into the body by intravenous drip, is administered by more than one hundred milliliters at one time, is a branch of the injection solution, is usually packaged in a glass or plastic infusion bottle or bag, does not contain bacteriostatic agent, and continuously and stably infuses the medicine into the body by adjusting the infusion speed through an infusion apparatus when in use.

Through the retrieval, chinese patent discloses infusion bag, application publication number is 201320172113.0, this patent has adopted this kind of structure of hollow sealed tube and disconnector, can prevent the blood refluence after the infusion is accomplished, portable groove has still been adopted simultaneously, can oneself carry infusion bag and walk at will, but infusion bag in this patent is in nursing work, when often discovering patient's venous transfusion, the interface end of infusion bag drops easily, perhaps is dragged the infusion apparatus by the patient and drops together with together and cause liquid to spill, it is difficult to fix, the speed that makes patient's disease cure is slower, very big reduction practicality and stability, inconvenient user's use very much.

SUMMERY OF THE UTILITY MODEL

Utility model purpose: the present invention aims to overcome the above drawbacks and deficiencies of the prior art or the prior art, and provides a fixing mechanism for preventing a needle from being detached from an infusion bag, wherein the fixing mechanism is designed to achieve the above objectives by the following structure and technical scheme:

the utility model provides a can prevent that syringe needle breaks away from fixed establishment of infusion bag, includes the support, the left top fixedly connected with backup pad of support, the bottom fixedly connected with couple of backup pad, the quantity of couple is three, the infusion bag body is hung on the surface of couple, the bottom swing joint of infusion bag body has the transfer line, the surperficial swing joint of support has the loose ring, the left side fixedly connected with limiting plate of loose ring, the through-hole that uses with the transfer line cooperation is seted up at the top of limiting plate, the front side fixedly connected with casing at loose ring top, the inner wall of casing is fixedly connected with drive mechanism and stop gear respectively, drive mechanism's top is run through to the top of casing, stop gear's rear side is run through to the rear side of casing, stop gear uses with the drive mechanism cooperation.

Preferably, the transmission mechanism comprises a button, a movable rod is fixedly connected to the bottom of the button, the bottom of the movable rod penetrates through the inner cavity of the shell, a sliding sleeve is fixedly connected to the front side of the movable rod, a sliding rod is movably connected to the inner wall of the sliding sleeve, the top of the sliding rod is fixedly connected with the inner wall of the shell, and the movable rod is matched with the limiting mechanism for use.

Preferably, the limiting mechanism comprises a rotating rod, a rotating rod is sleeved on the surface of the rotating rod, two sides of the rotating rod are fixedly connected with the inner wall of the shell, a connecting rod is fixedly connected to one side, away from the inner wall of the shell, of the rotating rod, a rotating shaft is fixedly connected to the left side of the connecting rod, a movable plate is movably connected to the surface of the rotating shaft, a limiting rod is fixedly connected to the rear side of the movable plate, the rear side of the limiting rod penetrates through the rear side of the shell, a spring is fixedly connected to the bottom of the front side of the movable plate, the front side of the spring is fixedly connected with the inner wall of the shell, and the rotating rod and the movable rod are matched for use.

Preferably, the top and the bottom of the movable plate are both fixedly connected with sliding blocks, and the inner wall of the shell is provided with sliding grooves matched with the sliding blocks for use.

Preferably, the inner wall of the movable ring is fixedly connected with a dovetail block, and a dovetail groove matched with the dovetail block for use is formed in the right side of the bracket.

Preferably, the top of the housing is provided with a movable groove matched with the movable rod, the left side of the movable plate is provided with a movable hole matched with the rotating shaft, and the bottom of the sliding rod is fixedly connected with a positioning plate.

Preferably, a groove body matched with the limiting rod for use is formed in the rear side of the shell, limiting holes matched with the limiting rod for use are formed in the top and the bottom of the right side of the support, a limiting block is fixedly connected to the surface of the infusion tube, and a limiting groove matched with the limiting block for use is formed in the top of the limiting block.

The utility model has the beneficial effects that:

the utility model is used by matching the transmission mechanism and the limiting mechanism, is convenient for a user to lead the infusion tube to enter the through hole when the infusion tube needs to be prevented from falling off, when the infusion tube enters the through hole, the user presses the button to lead the limiting rod to be separated from the inner cavity of the limiting hole, when the limiting rod is separated from the inner cavity of the limiting hole, the user pushes the movable ring upwards to drive the dovetail block to move in the inner cavity of the dovetail groove, and the limiting block enters the inner cavity of the limiting groove, thereby limiting the infusion tube, avoiding the falling off phenomenon, realizing the purpose of preventing the infusion tube from falling off, being convenient for the user to use, solving the problems that the interface end of the infusion bag is easy to fall off when the patient is frequently found in the nursing work of the existing infusion bag, or the infusion bag is pulled by the patient to fall off together with the infusion tube to cause the leakage of liquid, being difficult to fix, and causing the slow speed of the patient to cure diseases, greatly reducing the practicability and stability and being particularly inconvenient for users to use.

Drawings

FIG. 1 is a schematic view of the structure provided by the present invention;

FIG. 2 is a perspective view of the present invention providing a partial structure;

FIG. 3 is a perspective view of the present invention providing a stand;

FIG. 4 is a left side cross-sectional view of the present invention providing a bracket and housing;

FIG. 5 is a bottom cross-sectional view of the present invention providing a stand;

FIG. 6 is an enlarged view of a portion of the utility model at A in FIG. 1;

fig. 7 is an enlarged view of a portion of the utility model at B in fig. 2.

In the figure: 1. a support; 2. a transmission mechanism; 201. a button; 202. a movable rod; 203. a slide bar; 204. a sliding sleeve; 3. a limiting mechanism; 301. a limiting rod; 302. a movable plate; 303. a rotating shaft; 304. a spring; 305. a connecting rod; 306. rotating the rod; 307. a rotating rod; 4. a support plate; 5. hooking; 6. a transfusion bag body; 7. a limiting plate; 8. a movable ring; 9. a through hole; 10. a housing; 11. a limiting hole; 12. a movable hole; 13. a trough body; 14. a slider; 15. a chute; 16. a movable groove; 17. positioning a plate; 18. a dovetail groove; 19. a dovetail block; 20. a transfusion tube; 21. a limiting block; 22. a limiting groove.

Detailed Description

The utility model will be further described with reference to the drawings, but the utility model is not limited thereby within the scope of the embodiments described.

As shown in fig. 1 to 7, the fixing mechanism capable of preventing a needle from being detached from an infusion bag according to an embodiment of the present invention includes a support 1, a support plate 4 is fixedly connected to the top of the left side of the support 1, the support plate is fixedly connected to three hooks 5, an infusion bag body 6 is hung on the surface of each hook 5, an infusion tube 20 is movably connected to the bottom of the infusion bag body 6, a movable ring 8 is movably connected to the surface of the support 1, a limiting plate 7 is fixedly connected to the left side of the movable ring 8, a through hole 9 matched with the infusion tube 20 is formed in the top of the limiting plate 7, a housing 10 is fixedly connected to the front side of the top of the movable ring 8, a transmission mechanism 2 and a limiting mechanism 3 are respectively and fixedly connected to the inner wall of the housing 10, the top of the transmission mechanism 2 penetrates through the top of the housing 10, the rear side of the limiting mechanism 3 penetrates through the rear side of the housing 10, and the limiting mechanism 3 is matched with the transmission mechanism 2 for use.

Referring to fig. 4, the transmission mechanism 2 includes a button 201, a movable rod 202 is fixedly connected to the bottom of the button 201, the bottom of the movable rod 202 penetrates through the inner cavity of the housing 10, a sliding sleeve 204 is fixedly connected to the front side of the movable rod 202, a sliding rod 203 is movably connected to the inner wall of the sliding sleeve 204, the top of the sliding rod 203 is fixedly connected to the inner wall of the housing 10, and the movable rod 202 is used in cooperation with the limiting mechanism 3.

Adopt above-mentioned scheme: through setting up drive mechanism 2, when having made things convenient for the user to need to remove the loose collar 8, the user pushes button 201, can make gag lever post 301 break away from the inner chamber of spacing hole 11, and the user can remove loose collar 8.

Referring to fig. 4, the limiting mechanism 3 includes a rotating rod 307, a rotating rod 306 is sleeved on the surface of the rotating rod 307, both sides of the rotating rod 307 are fixedly connected with the inner wall of the housing 10, the rotating rod 306 is far away from one side of the inner wall of the housing 10 and is connected with a connecting rod 305, a left side of the connecting rod 305 is fixedly connected with a rotating shaft 303, a surface of the rotating shaft 303 is movably connected with a movable plate 302, a rear side of the movable plate 302 is fixedly connected with a limiting rod 301, the rear side of the limiting rod 301 runs through to the rear side of the housing 10, a bottom of the front side of the movable plate 302 is fixedly connected with a spring 304, the front side of the spring 304 is fixedly connected with the inner wall of the housing 10, and the rotating rod 306 is used in cooperation with the movable rod 202.

Adopt above-mentioned scheme: through setting up stop gear 3, can make behind gag lever post 301 gets into the inner chamber of spacing hole 11 to spacing moving ring 8 makes moving ring 8 can not take place the phenomenon that reciprocates.

Referring to fig. 4, the top and the bottom of the movable plate 302 are fixedly connected with the sliding block 14, and the inner wall of the housing 10 is opened with a sliding slot 15 used in cooperation with the sliding block 14.

Adopt above-mentioned scheme: through the cooperation of the sliding block 14 and the sliding groove 15, friction and collision between the movable plate 302 and the housing 10 can be reduced when the movable plate moves, so that the button 201 can be pressed more easily and conveniently by a user, and the movable plate 302 can not deflect when moving.

Referring to fig. 5, a dovetail block 19 is fixedly connected to the inner wall of the movable ring 8, and a dovetail groove 18 matched with the dovetail block 19 is formed on the right side of the bracket 1.

Adopt above-mentioned scheme: through the cooperation of setting up dovetail block 19 and dovetail 18 and using, can make activity ring 8 drive dovetail block 19 and remove in the inner chamber of dovetail 18, more easy convenient, still can make the phenomenon of the rotation of activity ring 8 can not take place simultaneously.

Referring to fig. 4 and 7, the top of the housing 10 is provided with a movable groove 16 used in cooperation with the movable rod 202, the left side of the movable plate 302 is provided with a movable hole 12 used in cooperation with the rotating shaft 303, and the bottom of the sliding rod 203 is fixedly connected with a positioning plate 17.

Adopt above-mentioned scheme: through setting up the activity groove 16, can make the activity pole 202 reduce the friction and the collision between with the casing 10 when removing, through setting up activity hole 12, can make pivot 303 rotate at the inner chamber of activity hole 12, can drive the movable plate 302 simultaneously and remove, through setting up locating plate 17, can make the sliding sleeve 204 can not break away from the surface of slide bar 203 completely.

Referring to fig. 3, 4 and 6, a groove body 13 used in cooperation with the limiting rod 301 is formed in the rear side of the casing 10, limiting holes 11 used in cooperation with the limiting rod 301 are formed in the top and the bottom of the right side of the bracket 1, a limiting block 21 is fixedly connected to the surface of the infusion tube 20, and a limiting groove 22 used in cooperation with the limiting block 21 is formed in the top of the limiting plate 7.

Adopt above-mentioned scheme: through setting up cell body 13, can make gag lever post 301 can not take place the dead phenomenon of card when removing, through setting up spacing hole 11, can make gag lever post 301 get into behind the inner chamber of spacing hole 11, thereby spacing to activity ring 8, make activity ring 8 can not drive limiting plate 7 and reciprocate, make it can not break away from spacing to transfer line 20, through setting up stopper 21, when can making stopper 21's bottom and limiting plate 7's top contact, thereby spacing to transfer line 20, make transfer line 20 can not take place the phenomenon that drops, through setting up spacing groove 22, can make stopper 21 get into behind the inner chamber of spacing groove 22, thereby spacing transfer line 20, make its phenomenon that can not take place to rock.

The working principle of the utility model is as follows:

when the infusion tube 20 is required to be prevented from falling off, a user enables the infusion tube 20 to enter the through hole 9, after the infusion tube 20 enters the through hole 9, the user presses the button 201 to drive the movable rod 202 to move, the movement of the movable rod 202 drives the sliding sleeve 204 to move on the surface of the sliding rod 203, the movement of the movable rod 202 simultaneously extrudes the rotating rod 306, the rotating rod 306 rotates through the rotating rod 307 to drive the connecting rod 305 to rotate, the rotation of the connecting rod 305 drives the rotating shaft 303 to rotate in the inner cavity of the movable hole 12, the movement of the rotating shaft 303 simultaneously drives the movable plate 302 to extrude the spring 304, the movement of the movable plate 302 drives the limiting rod 301 to move, so that the limiting rod 301 is separated from the inner cavity of the limiting hole 11, after the limiting rod 301 is separated from the inner cavity of the limiting hole 11, the user upwards pushes the movable ring 8 to drive the dovetail block 19 to move in the inner cavity of the dovetail groove 18, so that the limiting block 21 enters the inner cavity of the limiting groove 22, thereby limiting the infusion tube 20, so that the falling-off phenomenon can not occur, the purpose of preventing the transfusion tube 20 from falling off is realized, and the use of the user is convenient.

In summary, the following steps: the fixing mechanism capable of preventing the needle head from being separated from the infusion bag is convenient for a user to prevent the infusion tube 20 from falling off by the matching use of the transmission mechanism 2 and the limiting mechanism 3, the user enables the infusion tube 20 to pass through the through hole 9, the user presses the button 201 to enable the limiting rod 301 to be separated from the inner cavity of the limiting hole 11 after the infusion tube 20 passes through the through hole 9, the user upwards pushes the movable ring 8 to drive the dovetail block 19 to move in the inner cavity of the dovetail groove 18 after the limiting rod 301 is separated from the inner cavity of the limiting hole 11, so that the top of the movable ring 8 is contacted with the bottom of the limiting block 21, the infusion tube 20 is limited, the falling-off phenomenon cannot happen, the purpose of preventing the infusion tube 20 from falling off is achieved, the use of the user is convenient, the problem that the interface end of the infusion bag is easy to fall off when the patient is often found in nursing work is solved, or the transfusion device is pulled by the patient to fall off together with the transfusion device, so that the liquid leaks and is difficult to fix, the disease curing speed of the patient is low, the practicability and the stability are greatly reduced, and the use of the user is inconvenient.

The foregoing detailed description of the preferred embodiments of the utility model has been presented. It should be understood that numerous modifications and variations could be devised by those skilled in the art in light of the present teachings without departing from the inventive concepts. Therefore, the technical solutions available to those skilled in the art through logic analysis, reasoning and limited experiments based on the prior art according to the concept of the present invention should be within the scope of protection defined by the claims.

Claims (7)

1. The utility model provides a can prevent that syringe needle from breaking away from fixed establishment of infusion bag, includes support (1), its characterized in that: the infusion bag support is characterized in that a support plate (4) is fixedly connected to the top of the left side of the support (1), hooks (5) are fixedly connected to the bottom of the support plate (4), the number of the hooks (5) is three, an infusion bag body (6) is hung on the surface of each hook (5), an infusion tube (20) is movably connected to the bottom of each infusion bag body (6), a movable ring (8) is movably connected to the surface of the support (1), a limiting plate (7) is fixedly connected to the left side of each movable ring (8), a through hole (9) matched with the infusion tube (20) for use is formed in the top of each limiting plate (7), a shell (10) is fixedly connected to the front side of the top of each movable ring (8), a transmission mechanism (2) and a limiting mechanism (3) are fixedly connected to the inner wall of the shell (10) respectively, and the top of the transmission mechanism (2) penetrates through the top of the shell (10), the rear side of the limiting mechanism (3) penetrates through the rear side of the shell (10), and the limiting mechanism (3) is matched with the transmission mechanism (2) for use.

2. The securing mechanism of claim 1, wherein the securing mechanism is configured to prevent the needle from being removed from the bag, and further comprises: drive mechanism (2) are including button (201), bottom fixedly connected with movable rod (202) of button (201), the inner chamber to casing (10) is run through to the bottom of movable rod (202), front side fixedly connected with sliding sleeve (204) of movable rod (202), the inner wall swing joint of sliding sleeve (204) has slide bar (203), the top of slide bar (203) and the inner wall fixed connection of casing (10), movable rod (202) and stop gear (3) cooperation are used.

3. The securing mechanism of claim 2, wherein the securing mechanism is configured to prevent the needle from being removed from the bag, and further comprises: stop gear (3) are including bull stick (307), the surface cover of bull stick (307) is equipped with dwang (306), the both sides of bull stick (307) all with the inner wall fixed connection of casing (10), one side fixedly connected with connecting rod (305) of casing (10) inner wall are kept away from in dwang (306), the left side fixedly connected with pivot (303) of connecting rod (305), the surperficial swing joint of pivot (303) has fly leaf (302), the rear side fixedly connected with gag lever post (301) of fly leaf (302), the rear side of gag lever post (301) runs through to the rear side of casing (10), the bottom fixedly connected with spring (304) of fly leaf (302) front side, the front side of spring (304) and the inner wall fixed connection of casing (10), dwang (306) and movable rod (202) cooperation use.

4. A securing mechanism according to claim 3 for preventing the needle from being removed from an infusion bag, wherein: the top and the bottom of the movable plate (302) are both fixedly connected with sliding blocks (14), and sliding grooves (15) matched with the sliding blocks (14) for use are formed in the inner wall of the shell (10).

5. The securing mechanism of claim 1, wherein the securing mechanism is configured to prevent the needle from being removed from the bag, and further comprises: the inner wall fixedly connected with dovetail block (19) of activity ring (8), dovetail (18) that use with dovetail block (19) cooperation are seted up on the right side of support (1).

6. A securing mechanism according to claim 3 for preventing the needle from being removed from an infusion bag, wherein: the top of the shell (10) is provided with a movable groove (16) matched with the movable rod (202) for use, the left side of the movable plate (302) is provided with a movable hole (12) matched with the rotating shaft (303) for use, and the bottom of the sliding rod (203) is fixedly connected with a positioning plate (17).

7. A securing mechanism for preventing a needle from being removed from an infusion bag according to any of claims 1 to 3, wherein: the rear side of casing (10) is opened and is equipped with cell body (13) that uses with gag lever post (301) cooperation, spacing hole (11) that use with gag lever post (301) cooperation are all seted up to top and bottom on support (1) right side, the fixed surface of transfer line (20) is connected with stopper (21), spacing groove (22) that use with stopper (21) cooperation are seted up at the top of limiting plate (7).

Images