CN210301913U - Automatic infusion stopping device - Google Patents
Automatic infusion stopping device Download PDFInfo
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- CN210301913U CN210301913U CN201822082185.1U CN201822082185U CN210301913U CN 210301913 U CN210301913 U CN 210301913U CN 201822082185 U CN201822082185 U CN 201822082185U CN 210301913 U CN210301913 U CN 210301913U
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- pressing plate
- red light
- murphy
- dropper
- liquid medicine
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Abstract
The utility model provides an infusion automatic stop device belongs to medical instrument technical field, its structure includes liquid medicine transfusion bottle and transfer line, there is main bottle hoop at the bottleneck joint of the liquid medicine transfusion bottle of invering, main bottle hoop fixedly connected with downwardly extending's extension rod, the lower extreme fixedly connected with liquid medicine monitoring subassembly of extension rod, liquid medicine monitoring subassembly is provided with the subassembly framework, be provided with ruddiness transmitter and ruddiness receiver on the subassembly framework, ruddiness receiver is connected with the luminous flux ratio and compares the ware, the luminous flux ratio is connected with the controller to the ware, the controlled positive reverse motor is connected to the controller. This infusion automatic stop device utilizes ruddiness to detect and judges whether the liquid medicine has been reserved to the bottom in the Murphy's drip cup to control motor drive convex tooth and concave tooth contact or separation, convex tooth and concave tooth contact can block the transfer line and flow through the liquid medicine, and convex tooth and concave tooth separation can open the liquid medicine of flowing through, and automated operation avoids thinking to omit or forget, effectively guarantees the medical care quality.
Description
Technical Field
The utility model belongs to the technical field of the medical instrument technique and specifically relates to an infusion automatic stop device.
Background
Generally, when a patient is transfused, the patient sometimes cannot see the liquid in time, and the liquid level reaches the lower part of the Murphy's dropper. Most of the liquid can be squeezed, and some liquid cannot be squeezed and needs to be discharged, so that the liquid is wasted. The device is arranged on the Murphy's dropper, and can give an alarm and be automatically closed. The patient can rest at ease when transfusion. In the current clinical transfusion, the regulator is manually closed, so that the phenomenon of forgetting can often occur, and the dangerous transfusion condition is caused.
SUMMERY OF THE UTILITY MODEL
The technical task of the utility model is to solve the deficiency of the prior art and provide an automatic infusion stopping device.
The technical proposal of the utility model is realized in the following way that the transfusion automatic stop device comprises a liquid medicine transfusion bottle and a transfusion tube, a Murphy's drip cup is arranged on the tube body of the transfusion tube, a main bottle hoop is clamped at the bottle neck of the inverted liquid medicine transfusion bottle,
the main bottle hoop is fixedly connected with an extension rod extending downwards, the lower end of the extension rod is fixedly connected with a liquid medicine monitoring component, the liquid medicine monitoring component is provided with a component framework, a red light emitter and a red light receiver are arranged on the component framework,
the red light emitter and the red light receiver are oppositely arranged and fixedly connected to the component framework, the red light emitting end of the red light emitter faces the red light receiver, and the red light emitting light path of the red light emitter is arranged at the bottom of the Murphy's drip cup;
the red light receiver is connected with a luminous flux comparator which is connected with a controller, the controller is connected with a controlled forward and reverse rotating motor, the controlled forward and reverse rotating motor is fixedly arranged on the component framework through a motor base,
a fixed pressing plate is fixedly arranged at the lower end of the red light emitter on the component framework, concave teeth are arranged on the surface of the fixed pressing plate,
parallel guide rods are fixedly connected between the fixed pressing plate and the motor base;
a moving pressing plate is arranged in a space between the fixed pressing plate and the motor base, the guide rod penetrates through the moving pressing plate, and the moving pressing plate is connected on the guide rod in a sliding manner;
the plate body of the moving pressing plate is provided with a screw hole, the output shaft of the controlled forward and reverse rotating motor is coaxially and fixedly connected with a screw rod, the screw rod is screwed in and penetrates through the screw hole of the moving pressing plate and extends to a screw rod rotating seat on the fixed pressing plate, and the extending end of the screw rod is hinged on the screw rod rotating seat;
convex teeth are fixedly arranged on the surface of the moving pressing plate opposite to the concave teeth of the fixed pressing plate;
the controlled forward and reverse rotation motor drives the screw to rotate forward and reverse, and drives the moving pressing plate to move back and forth between the fixed pressing plate and the controlled forward and reverse rotation motor through the screw threads of the screw holes of the screw and the moving pressing plate;
the far end dead center of the movable pressing plate is driven to contact the convex teeth and the concave teeth;
the near-end dead center of the moving pressing plate runs to the root of an output shaft of the controlled forward and reverse rotating motor;
when the light flux comparator obtains the light flux when the red light receiver detects that the liquid medicine is in the Murphy's dropper, the controller controls the controlled forward and reverse rotating motor to select the rotating direction to drive the moving pressing plate to the root part of the output shaft of the controlled forward and reverse rotating motor at the near end stop point;
when the light flux comparator obtains the light flux of the air in the Murphy's dropper detected by the red light receiver, the controller controls the controlled forward and reverse rotating motor to select the rotating direction to drive the moving pressing plate to the contact state of the convex teeth and the concave teeth at the far end stop, and the convex teeth and the concave teeth are in contact with the cut-off infusion tube.
The top and the bottom of the component framework are respectively provided with an upper Murphy's dropper hoop and a lower Murphy's dropper hoop, and the upper Murphy's dropper hoop is clamped with a transfusion tube above the Murphy's dropper; the lower binding hoop of the Murphy's dropper is clamped with the infusion tube below the Murphy's dropper.
The inner diameters of the upper and lower Murphy's dropper hoops are smaller than the outer diameter of the Murphy's dropper and larger than the outer diameter of the infusion tube, and the upper and lower Murphy's dropper hoops restrain the bottom of the Murphy's dropper to be positioned on the red light emitting light path of the red light emitter.
The extension rod body is provided with a telescopic joint, and the telescopic joint adjusts the extension length of the extension rod.
Compared with the prior art, the utility model produced beneficial effect is:
this infusion automatic stop device utilizes ruddiness to detect and judges whether the liquid medicine has been reserved to the bottom in the Murphy's drip cup to control motor drive convex tooth and concave tooth contact or separation, convex tooth and concave tooth contact can block the transfer line and flow through the liquid medicine, and convex tooth and concave tooth separation can open the liquid medicine of flowing through, and automated operation avoids thinking to omit or forget, effectively guarantees the medical care quality.
The main bottle hoop can be embedded and bound on the neck of the liquid medicine infusion bottle and used for fixing and suspending the integral main body structure.
The upper binding hoop of the Murphy's drip cup and the lower binding hoop of the Murphy's drip cup can simultaneously restrain and fix the Murphy's drip cup and the liquid medicine monitoring assembly, so that all the parts are fixed, thereby working normally, being convenient to use and avoiding mutual separation.
The automatic infusion stopping device has the advantages of reasonable design, simple structure, safety, reliability, convenient use, easy maintenance and good popularization and use values.
Drawings
FIG. 1 is a schematic structural diagram of the present invention;
FIG. 2 is a schematic structural view of the liquid medicine monitoring assembly of the present invention;
fig. 3 is a schematic view of the top view of the local structure of the present invention.
The reference numerals in the drawings denote:
1. a liquid medicine hanging bottle 2, a liquid conveying pipe 3, a Murphy's dropper,
4. a bottle neck part 5, a main bottle hoop 6, an extension rod 7, a liquid medicine monitoring component 8 and a component framework,
9. a red light emitter, 10, a red light receiver,
11. a luminous flux comparator 12, a controller 13, a controlled positive and negative rotation motor,
14. a fixed pressure plate 15, concave teeth 16 and a guide rod,
17. a movable pressing plate 18, a screw hole 19, a screw rod 20, a screw rod rotary seat 21 and a convex tooth,
22. a far end dead point, 23, a near end dead point, 24, the root of the output shaft,
25. an upper binding hoop of the Murphy's drip cup, 26, a lower binding hoop of the Murphy's drip cup, 27 and an expansion joint.
Detailed Description
The automatic infusion stopping device of the present invention will be described in detail below with reference to the accompanying drawings.
As shown in the attached drawing, the automatic infusion stopping device of the utility model structurally comprises a liquid medicine infusion bottle 1 and an infusion tube 2, a Murphy's drip cup 3 is arranged on the tube body of the infusion tube, a main bottle hoop 5 is clamped on the bottle neck 4 of the inverted liquid medicine infusion bottle,
the main bottle hoop 5 is fixedly connected with an extension rod 6 extending downwards, the lower end of the extension rod 6 is fixedly connected with a liquid medicine monitoring component 7, the liquid medicine monitoring component 7 is provided with a component framework 8, a red light emitter 9 and a red light receiver 10 are arranged on the component framework 8,
the red light emitter 9 and the red light receiver 10 are oppositely arranged and fixedly connected to the component framework, the red light emitting end of the red light emitter faces the red light receiver, and the red light emitting light path of the red light emitter is arranged at the bottom of the Murphy's drip cup;
the red light receiver is connected with a luminous flux comparator 11, the luminous flux comparator 11 is connected with a controller 12, the controller is connected with a controlled forward and reverse rotating motor 13, the controlled forward and reverse rotating motor 13 is fixedly arranged on the component framework through a motor base,
a fixed pressing plate 14 is fixedly arranged on the component framework below the lower end of the red light emitter, concave teeth 15 are arranged on the surface of the fixed pressing plate,
a parallel guide rod 16 is fixedly connected between the fixed pressing plate and the motor base;
a moving pressing plate 17 is arranged in a space between the fixed pressing plate and the motor base, the guide rod 16 is connected with the moving pressing plate 17 in a penetrating manner, and the moving pressing plate 17 is connected on the guide rod 16 in a sliding manner;
a screw hole 18 is formed in the plate body of the moving pressing plate 17, the output shaft of the controlled forward and reverse rotating motor is coaxially and fixedly connected with a screw rod 19, the screw rod is screwed in and penetrates through the screw hole of the moving pressing plate and extends to a screw rod rotating seat 20 on the fixed pressing plate, and the extending end of the screw rod is hinged to the screw rod rotating seat;
the surface of the moving pressing plate opposite to the concave teeth of the fixed pressing plate is fixedly provided with convex teeth 21;
the controlled forward and reverse rotation motor drives the screw to rotate forward and reverse, and drives the moving pressing plate to move back and forth between the fixed pressing plate and the controlled forward and reverse rotation motor through the screw threads of the screw holes of the screw and the moving pressing plate;
the far end dead center 22 of the moving pressing plate is driven until the convex teeth and the concave teeth are contacted;
the near end stop 23 of the moving press plate runs to the root 24 of the output shaft of the controlled forward and reverse rotating motor;
when the light flux comparator obtains the light flux when the red light receiver detects that the liquid medicine is in the Murphy's dropper, the controller controls the controlled forward and reverse rotating motor to select the rotating direction to drive the moving pressing plate to the root part of the output shaft of the controlled forward and reverse rotating motor at the near end stop point;
when the light flux comparator obtains the light flux of the air in the Murphy's dropper detected by the red light receiver, the controller controls the controlled forward and reverse rotating motor to select the rotating direction to drive the moving pressing plate to the contact state of the convex teeth and the concave teeth at the far end stop, and the convex teeth and the concave teeth are in contact with the cut-off infusion tube.
The top and the bottom of the component framework are respectively provided with an upper Murphy's dropper hoop 25 and a lower Murphy's dropper hoop 26, and the upper Murphy's dropper hoop is clamped with an infusion tube above the Murphy's dropper; the lower binding hoop of the Murphy's dropper is clamped with the infusion tube below the Murphy's dropper.
The inner diameters of the upper and lower Murphy's dropper hoops are smaller than the outer diameter of the Murphy's dropper and larger than the outer diameter of the infusion tube, and the upper and lower Murphy's dropper hoops restrain the bottom of the Murphy's dropper to be positioned on the red light emitting light path of the red light emitter.
The extension rod body is provided with a telescopic joint 27 which adjusts the extension length of the extension rod.
The red light emitter, the red light receiver, the light flux comparator, the controller and the controlled forward and reverse rotating motor are all selected from miniature components, so that the light weight is effectively guaranteed, and the portable and easy operation are realized. The power sources of the red light emitter, the red light receiver, the light flux comparator, the controller and the controlled forward and reverse rotating motor are provided by a battery or a power grid.
The main body part of the device is an external device which is additionally arranged on the basis of the existing infusion bottle infusion tube, can be directly pulled out from the infusion bottle, can also be directly nested, installed and fixed, and is convenient to disassemble. The suspension bottle can be used and filled at any time after being hung.
Claims (5)
1. Infusion automatic stop device is provided with the Murphy's drip cup on the pipe shaft of transfer line including liquid medicine transfusion bottle and transfer line, its characterized in that: a main bottle hoop is clamped at the bottle neck of the inverted liquid medicine infusion bottle,
the main bottle hoop is fixedly connected with an extension rod extending downwards, the lower end of the extension rod is fixedly connected with a liquid medicine monitoring component, the liquid medicine monitoring component is provided with a component framework, a red light emitter and a red light receiver are arranged on the component framework,
the red light emitter and the red light receiver are oppositely arranged and fixedly connected to the component framework, the red light emitting end of the red light emitter faces the red light receiver, and the red light emitting light path of the red light emitter is arranged at the bottom of the Murphy's drip cup;
the red light receiver is connected with a luminous flux comparator which is connected with a controller, the controller is connected with a controlled forward and reverse rotating motor, the controlled forward and reverse rotating motor is fixedly arranged on the component framework through a motor base,
a fixed pressing plate is fixedly arranged at the lower end of the red light emitter on the component framework, concave teeth are arranged on the surface of the fixed pressing plate,
parallel guide rods are fixedly connected between the fixed pressing plate and the motor base;
a moving pressing plate is arranged in a space between the fixed pressing plate and the motor base, the guide rod penetrates through the moving pressing plate, and the moving pressing plate is connected on the guide rod in a sliding manner;
the plate body of the moving pressing plate is provided with a screw hole, the output shaft of the controlled forward and reverse rotating motor is coaxially and fixedly connected with a screw rod, the screw rod is screwed in and penetrates through the screw hole of the moving pressing plate and extends to a screw rod rotating seat on the fixed pressing plate, and the extending end of the screw rod is hinged on the screw rod rotating seat;
convex teeth are fixedly arranged on the surface of the moving pressing plate opposite to the concave teeth of the fixed pressing plate;
the controlled forward and reverse rotation motor drives the screw to rotate forward and reverse, and drives the moving pressing plate to move back and forth between the fixed pressing plate and the controlled forward and reverse rotation motor through the screw threads of the screw holes of the screw and the moving pressing plate;
the far end dead center of the movable pressing plate is driven to contact the convex teeth and the concave teeth;
the near end dead center of the moving pressing plate runs to the root of the output shaft of the controlled forward and reverse rotating motor.
2. The infusion automatic stop device according to claim 1, characterized in that: the top and the bottom of the component framework are respectively provided with an upper Murphy's dropper hoop and a lower Murphy's dropper hoop, and the upper Murphy's dropper hoop is clamped with a transfusion tube above the Murphy's dropper; the lower binding hoop of the Murphy's dropper is clamped with the infusion tube below the Murphy's dropper.
3. The infusion automatic stop device according to claim 2, characterized in that: the inner diameters of the upper and lower Murphy's dropper hoops are smaller than the outer diameter of the Murphy's dropper and larger than the outer diameter of the infusion tube, and the upper and lower Murphy's dropper hoops restrain the bottom of the Murphy's dropper to be positioned on the red light emitting light path of the red light emitter.
4. The infusion automatic stop device according to claim 1, characterized in that: the extension rod body is provided with a telescopic joint, and the telescopic joint adjusts the extension length of the extension rod.
5. The infusion automatic stop device according to claim 1, characterized in that: the power sources of the red light emitter, the red light receiver, the light flux comparator, the controller and the controlled forward and reverse rotating motor are provided by a battery or a power grid.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822082185.1U CN210301913U (en) | 2018-12-12 | 2018-12-12 | Automatic infusion stopping device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822082185.1U CN210301913U (en) | 2018-12-12 | 2018-12-12 | Automatic infusion stopping device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210301913U true CN210301913U (en) | 2020-04-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822082185.1U Active CN210301913U (en) | 2018-12-12 | 2018-12-12 | Automatic infusion stopping device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210301913U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111407973A (en) * | 2020-05-14 | 2020-07-14 | 南京伽悦智能科技有限公司 | Automatic stopping device for drip transfusion |
-
2018
- 2018-12-12 CN CN201822082185.1U patent/CN210301913U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111407973A (en) * | 2020-05-14 | 2020-07-14 | 南京伽悦智能科技有限公司 | Automatic stopping device for drip transfusion |
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