CN215740953U - Transfusion system capable of preventing needle from being taken off - Google Patents
Transfusion system capable of preventing needle from being taken off Download PDFInfo
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- CN215740953U CN215740953U CN202121507295.3U CN202121507295U CN215740953U CN 215740953 U CN215740953 U CN 215740953U CN 202121507295 U CN202121507295 U CN 202121507295U CN 215740953 U CN215740953 U CN 215740953U
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Abstract
The utility model discloses an infusion apparatus capable of preventing needle drop, which comprises an infusion joint, wherein the upper end of the infusion joint is fixedly connected with a needle head, the outer side of the middle part of the infusion joint is fixedly provided with an installation block, the outer side of the infusion joint is clamped and connected with a fixed block, and the lower end of the fixed block is slidably connected with a movable block; the moving block is arranged inside the mounting block, first springs are arranged on the inner side of the moving block and the inner side of the fixed block, the front end of the moving block is connected with a connecting block, and the upper end of the connecting block is connected with a fixed rod in a sliding mode; the infusion tube is clamped and installed at the lower end of the infusion joint, and a sealing block is installed on the outer side of the upper end of the infusion tube; and the moving rod is slidably arranged on the outer side of the lower end of the infusion joint, and the inner side of the moving rod is connected with a clamping mechanism. The transfusion device capable of preventing needle drop is convenient to prevent needle drop, not easy to separate the transfusion device from a transfusion bottle, and convenient to install a transfusion connector.
Description
Technical Field
The utility model relates to the technical field of infusion sets, in particular to an infusion set capable of preventing needle drop.
Background
The infusion apparatus is a common medical consumable, and the infusion apparatus is generally needed to be used for carrying out infusion treatment on a patient in the clinical infusion treatment process, however, most of the infusion apparatuses in the current market still have some defects, such as:
the Chinese patent No. CN209237025U discloses an infusion apparatus, which solves the problems that a nurse is not timely to replace liquid due to busy work and a bottle stopper puncture outfit is used for multiple times to cause infection; an infusion apparatus comprises an infusion bag, a liquid inlet device and an infusion assembly, wherein the infusion assembly comprises an upper infusion apparatus, and the upper infusion apparatus and the liquid inlet device are both arranged above the infusion bag; the upper infusion apparatus and the liquid inlet apparatus are both communicated with the infusion bottle, and after the liquid in the infusion bottle connected with the upper infusion apparatus completely enters the infusion bag, the liquid inlet apparatus starts to infuse the liquid in the infusion bottle connected with the upper infusion apparatus under the action of the buoyancy switch; the infusion apparatus ensures automatic infusion of a plurality of bottles of liquid in sequence through the arrangement of the liquid inlet device, and reduces the workload of nurses.
The above prior art solutions have the following drawbacks: the transfusion device is inconvenient to prevent needle drop, is easy to separate from a transfusion bottle, and is inconvenient to install a transfusion connector, so that the transfusion device capable of preventing needle drop is provided, and the problems provided in the prior art are solved.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide an infusion apparatus capable of preventing needle drop, and aims to solve the problems that the infusion apparatus proposed in the background art is inconvenient to prevent needle drop, is easy to separate from an infusion bottle, and is inconvenient to mount an infusion connector.
In order to achieve the purpose, the utility model provides the following technical scheme: an infusion apparatus capable of preventing needle drop comprises an infusion joint, wherein a needle head is fixedly connected to the upper end of the infusion joint, an installation block is fixedly installed on the outer side of the middle of the infusion joint, a fixed block is connected to the outer side of the infusion joint in a clamping mode, and a movable block is connected to the lower end of the fixed block in a sliding mode;
the movable block is arranged inside the mounting block, first springs are arranged on the inner side of the movable block and inside the fixed block, the front end of the movable block is connected with a connecting block, the upper end of the connecting block is connected with a fixed rod in a sliding mode, and a round rod is arranged in the middle of the fixed rod;
the infusion tube is clamped and installed at the lower end of the infusion joint, and a sealing block is installed on the outer side of the upper end of the infusion tube;
the moving rod is slidably arranged on the outer side of the lower end of the infusion joint, and the inner side of the moving rod is connected with a clamping mechanism;
by adopting the technical scheme, the fixing block is connected with the outer side of the infusion joint in a clamping manner, so that the infusion tube is conveniently arranged at the lower end of the infusion joint.
As a preferred technical scheme of the utility model, the moving block is connected with the connecting block in a rotating manner, and the moving block is connected with the mounting block in a sliding manner;
by adopting the technical scheme, the movable block and the connecting block rotate through the sliding connection between the movable block and the mounting block.
As the preferred technical scheme of the utility model, the fixed rod is connected with the round rod in a rotating mode, and the vertical section of the fixed rod is in a 7 shape;
by adopting the technical scheme, the fixing rod is connected with the round rod in a rotating manner, so that the fixing rod is clamped at the outer side of the infusion bottle, and the needle is conveniently prevented from falling off.
As the preferred technical scheme of the utility model, the fixed block is connected with the infusion joint in a clamping manner, and the fixed block is distributed in bilateral symmetry about the center line of the infusion tube;
by adopting the technical scheme, the fixing block is rotated, so that the fixing block is in threaded connection with the infusion joint, and the infusion tube is convenient to install.
As the preferable technical scheme of the utility model, the clamping mechanism comprises a moving plate, a second spring and a limiting block;
a moving plate fixedly installed at an inner side of the moving rod;
a second spring provided inside the moving plate;
the limiting block is fixedly arranged on the outer side of the upper end of the moving plate;
by adopting the technical scheme, the movable plate fixedly connected with the movable rod moves by pressing the movable rod.
As a preferred technical scheme of the utility model, the moving plate is connected with the infusion joint in a sliding manner, and the moving plate is symmetrically distributed in front and back relative to the central line of the infusion joint;
by adopting the technical scheme, the movable plate drives the limiting block to move through the sliding connection between the movable plate and the infusion joint.
Compared with the prior art, the utility model has the beneficial effects that: the transfusion device capable of preventing needle drop is convenient to prevent needle drop, is not easy to separate from a transfusion bottle, and is convenient to mount a transfusion connector;
1. the movable block is pushed inwards to slide with the mounting block, so that the connecting block rotationally connected with the movable block drives the fixed rod and the round rod to rotate, the needle head is inserted into the infusion bottle, the movable block is loosened, the first spring drives the movable block to slide with the mounting block, and the fixed rod is clamped on the outer side of the infusion bottle, so that needle drop is conveniently prevented;
2. the movable plate fixedly connected with the movable rod slides with the infusion joint by pressing the movable rod, so that the movable plate drives the limiting block to move;
3. through the dead lever about the central line bilateral symmetry that the infusion connects distributes, further improves the anticreep needle effect, through placing the transfer line at the lower extreme that the infusion connects, makes transfer line and infusion connect and carry out the block and be connected, outside pulling movable block makes movable block and fixed block move, places the fixed block in the outside that transfer line and infusion connect, loosens the movable block, makes first spring drive movable block and transfer line carry out the block and be connected, conveniently installs the infusion connects.
Drawings
FIG. 1 is a schematic front sectional view of the present invention;
FIG. 2 is an enlarged view of the structure at A in FIG. 1 according to the present invention;
FIG. 3 is a schematic top view of the cross-sectional structure of the present invention;
FIG. 4 is a schematic diagram showing a sectional side view of the connection between the mounting block and the infusion connector according to the present invention;
FIG. 5 is an enlarged view of the structure at B in FIG. 4 according to the present invention.
In the figure: 1. an infusion connector; 2. a needle head; 3. a joining block; 4. a round bar; 5. fixing the rod; 6. mounting blocks; 7. a moving block; 8. a first spring; 9. a transfusion tube; 10. a fixed block; 11. a sealing block; 12. a travel bar; 13. moving the plate; 14. a second spring; 15. a limiting block; 16. a movable block.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-5, the present invention provides a technical solution: an infusion apparatus for preventing needle drop comprises an infusion tube 9 arranged at the lower end of an infusion joint 1, the infusion tube 9 is connected with the infusion joint 1 in a clamping mode, a movable block 16 is pulled outwards to move the movable block 16 and a fixed block 10, the fixed block 10 is arranged at the outer side of the infusion tube 9 and the infusion joint 1, the movable block 16 is loosened to enable a first spring 8 to drive the movable block 16 to be connected with the infusion tube 9 in a clamping mode, the infusion tube 9 is convenient to install, the sealing block 11 arranged at the outer side of the upper end of the infusion tube 9 is beneficial to improving the sealing performance of the connection of the infusion tube 9 and the infusion joint 1, a moving rod 12 is rotated to enable the moving rod 12 to be connected with the infusion joint 1 in a threaded mode, and the moving rod 12 drives a clamping mechanism to move inwards;
the movable block 7 is pushed to the inner side, the movable block 7 and the mounting block 6 are made to slide, so that the connecting block 3 connected with the movable block 7 in a rotating mode slides with the fixing rod 5, the fixing rod 5 and the round rod 4 are made to rotate, the fixing rod 5 is made to be in an inclined state, the infusion connector 1 is inserted into an infusion bottle, the needle head 2 is made to be located inside the infusion bottle, the movable block 7 is loosened, the first spring 8 is made to push the movable block 7 and the mounting block 6 to slide, the fixing rod 5 is made to be clamped outside the infusion bottle, needle dropping is conveniently prevented, the movable rod 12 is pressed, the clamping mechanism is made to be clamped inside the infusion bottle, and the needle dropping prevention effect on the infusion tube 9 is guaranteed.
When the anti-needle-drop infusion apparatus is used, specifically, as shown in fig. 1 and fig. 2, the fixed block 10 is connected with the infusion joint 1 in a threaded manner, the fixed block 10 is distributed in bilateral symmetry about the center line of the infusion tube 9, the infusion tube 9 is placed at the lower end of the infusion joint 1, the infusion tube 9 is connected with the infusion joint 1 in a clamping manner, the movable block 16 is pulled outwards to move the movable block 16 and the fixed block 10, the fixed block 10 is placed at the outer side of the infusion tube 9 and the infusion joint 1, the movable block 16 is released, the first spring 8 drives the movable block 16 to be connected with the infusion tube 9 in a clamping manner, and the sealing block 11 arranged at the outer side of the upper end of the infusion tube 9 is favorable for improving the sealing performance of the connection between the infusion tube 9 and the infusion joint 1;
specifically, as shown in fig. 1, 3 and 5, the moving plate 13 is connected with the infusion connector 1 in a sliding manner, the moving plates 13 are symmetrically distributed in front and back directions about the center line of the infusion connector 1, the moving rod 12 is rotated to enable the moving rod 12 to be in threaded connection with the infusion connector 1, so that the moving plate 13 rotationally connected with the moving rod 12 moves with the infusion connector 1, the moving plate 13 drives the limit block 15 to move inwards with the infusion connector 1, the moving block 7 is rotationally connected with the connecting block 3, the moving block 7 is slidably connected with the mounting block 6, the fixing rod 5 is rotationally connected with the round rod 4, the vertical cross section of the fixing rod 5 is in a 7 shape, the moving block 7 is pressed to enable the moving block 7 to slide with the mounting block 6, so that the connecting block 3 rotationally connected with the moving block 7 slides with the fixing rod 5, further rotating the fixed rod 5 and the round rod 4 to make the fixed rod 5 in an inclined state;
specifically, as shown in fig. 3, 4 and 5, the infusion connector 1 is inserted into an infusion bottle, the needle 2 is positioned inside the infusion bottle, the moving block 7 is loosened, the first spring 8 pushes the moving block 7 and the mounting block 6 to slide, so that the moving block 7 drives the connecting block 3 and the fixing rod 5 to slide, the fixing rod 5 and the round rod 4 are rotated, the fixing rod 5 is clamped outside the infusion bottle, the needle drop is prevented conveniently, the moving rod 12 is rotated, the moving rod 12 and the infusion connector 1 move to the outside, the second spring 14 pushes the moving plate 13 to move to the outside, the moving plate 13 drives the limiting block 15 to move, the limiting block 15 is clamped inside the infusion bottle, and the needle drop prevention effect on the infusion tube 9 is ensured.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. An infusion set for preventing needle drop is characterized by comprising:
the upper end of the infusion joint is fixedly connected with a needle head, the outer side of the middle part of the infusion joint is fixedly provided with an installation block, the outer side of the infusion joint is clamped and connected with a fixed block, and the lower end of the fixed block is slidably connected with a movable block;
the movable block is arranged inside the mounting block, first springs are arranged on the inner side of the movable block and inside the fixed block, the front end of the movable block is connected with a connecting block, the upper end of the connecting block is connected with a fixed rod in a sliding mode, and a round rod is arranged in the middle of the fixed rod;
the infusion tube is clamped and installed at the lower end of the infusion joint, and a sealing block is installed on the outer side of the upper end of the infusion tube;
and the moving rod is slidably arranged on the outer side of the lower end of the infusion joint, and the inner side of the moving rod is connected with a clamping mechanism.
2. The needle drop prevention infusion set according to claim 1, wherein: the moving block is connected with the connecting block in a rotating mode, and the moving block is connected with the mounting block in a sliding mode.
3. The needle drop prevention infusion set according to claim 1, wherein: the fixed rod is connected with the round rod in a rotating mode, and the vertical section of the fixed rod is 7-shaped.
4. The needle drop prevention infusion set according to claim 1, wherein: the fixing blocks are connected with the infusion joint in a clamping mode, and the fixing blocks are distributed in a bilateral symmetry mode relative to the center line of the infusion tube.
5. The needle drop prevention infusion set according to claim 1, wherein: the clamping mechanism comprises a moving plate, a second spring and a limiting block;
a moving plate fixedly installed at an inner side of the moving rod;
a second spring provided inside the moving plate;
and the limiting block is fixedly arranged on the outer side of the upper end of the moving plate.
6. The needle drop prevention infusion set according to claim 5, wherein: the movable plate is connected with the infusion joint in a sliding mode, and the movable plate is symmetrically distributed in front and back directions relative to the center line of the infusion joint.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121507295.3U CN215740953U (en) | 2021-07-05 | 2021-07-05 | Transfusion system capable of preventing needle from being taken off |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121507295.3U CN215740953U (en) | 2021-07-05 | 2021-07-05 | Transfusion system capable of preventing needle from being taken off |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215740953U true CN215740953U (en) | 2022-02-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121507295.3U Active CN215740953U (en) | 2021-07-05 | 2021-07-05 | Transfusion system capable of preventing needle from being taken off |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215740953U (en) |
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2021
- 2021-07-05 CN CN202121507295.3U patent/CN215740953U/en active Active
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