Automatic switching device of double-channel nutrition pump

Abstract

The utility model belongs to the field of nutrition pumps, particularly relates to an automatic switching device of a double-channel nutrition pump, and aims to solve the problems that two motors need to be controlled at the same time in the existing operation process, operation is complex, and electric energy consumption is increased when the two motors are operated at the same time. The double-channel nutrition pump automatic switching device comprises a liquid clamping device and a lifting column, the liquid clamping device is fixedly installed on the lifting column, the reciprocating assembly and the fluted disc rotate to drive the penetrating column to do circular motion, and therefore the overturning baffle is driven to be matched with the second baffle and the first baffle respectively, and the liquid clamping device is driven to rotate. The cleaning pipeline and the nutrition pipeline are controlled in a closed mode, so that the flushing effect is achieved, cleaning liquid is repeatedly infused in the using process, the effect of communicating and closing the cleaning pipeline and the nutrition pipeline can be achieved only by controlling the driving motor, and consumption of electric energy is greatly reduced.

Description

Technical Field

[0001] The utility model relates to the technical field of nutrition pumps, in particular to an automatic switching device for a dual-channel nutrition pump. Background Art

[0002] The nutrition pump is a nutrition infusion pump that can be used for nasogastric feeding. It can input water, nutrient solution and homemade rice milk of a certain concentration through the nasogastric tube. It has functions such as automatic infusion, alarm after infusion, quick discharge and back-drawing.

[0003] After searching, a utility model with announcement number CN216536164U discloses an automatic switching device for a nutrition pump channel, which relates to the technical field of nutrition pumps. The utility model includes a liquid-stop clamp device and an infusion transmission mechanism. A stepper motor is installed inside the liquid-stop clamp device. The output end of the stepper motor is connected to one end of the infusion transmission mechanism. A connecting pipe is installed around the infusion transmission mechanism. The front end surface of the liquid-stop clamp device is respectively provided with a first assembly groove and a second assembly groove. A flushing pipeline is installed inside the first assembly groove. A nutrition pipeline is installed inside the second assembly groove. The flushing pipeline and the nutrition pipeline are connected to the connecting pipe through a connector. An infusion tube is installed at the other end of the nutrition pipeline. The utility model provides nutrition to patients in a timely and quantitative manner by arranging a liquid-stop clamp device, an infusion transmission mechanism, multiple groups of motors, multiple groups of liquid-stop clamps and multiple groups of fixed clamps, thereby reducing the workload of nursing staff, increasing the safety, reliability and scientificity during the infusion process, and realizing the function of automatic flushing.

[0004] There are still some shortcomings in the actual use of this device:

[0005] When the device needs to close the flushing pipeline and the nutrition pipeline at the same time, it is necessary to operate two motors at the same time for control. When one of the pipelines needs to be closed or opened, and when the two pipelines need to be switched between closing and opening, it is necessary to control the two motors at the same time. Not only is the operation more complicated, but the simultaneous operation of the two motors will also increase the consumption of electrical energy. Utility Model Content

[0006] The purpose of the utility model is to solve the problem in the prior art that two motors need to be controlled simultaneously during operation, which is not only complicated to operate but also increases power consumption when two motors are operated simultaneously. A dual-channel nutrient pump automatic switching device is proposed.

[0007] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0008] A dual-channel nutrient pump automatic switching device includes a liquid clamping device and a lifting column, and the liquid clamping device is fixedly installed on the lifting column, a clamping block is provided in the liquid clamping device, a matching clamping plate is fixedly installed on the liquid clamping device, and the clamping block and the matching clamping plate are clamped and matched with each other; it also includes a flipping assembly, the flipping assembly includes a first baffle fixedly connected to the liquid clamping device, a second baffle fixedly connected to the liquid clamping device, and a flipping baffle is provided on one side of the liquid clamping device, which can respectively contact and cooperate with the first baffle and the second baffle through the rotation of the flipping baffle.

[0009] In a possible design, an electric push rod is fixedly connected in the liquid clamping device, a connecting slider is slidably connected in the liquid clamping device, and the clamping block is fixedly connected to one side of the connecting slider, and the output shaft of the electric push rod is fixedly connected to the connecting slider.

[0010] In a possible design, the flip assembly includes a driving motor fixedly connected to the liquid clamping device, the output shaft of the driving motor is fixedly sleeved with a gear, a toothed disc is rotatably connected to the liquid clamping device, and the toothed disc and the gear are meshed, a through column is fixedly connected to the toothed disc at a position deviating from the center of the circle, a rotating shaft is fixedly connected to the liquid clamping device, and a flip baffle is rotatably sleeved on the rotating shaft, a through groove is provided in the flip baffle, and one end of the through column slides through the through groove.

[0011] In a possible design, a cover plate is hingedly connected to one side of the liquid clamping device, and the liquid clamping device and the cover plate are fixed by a spring lock.

[0012] In a possible design, an infusion transmission mechanism is fixedly installed on one side of the liquid clamp device, a connecting tube is installed on the peripheral side of the infusion transmission mechanism, a nutrition pipeline is arranged inside the liquid clamp device, a cleaning pipeline is arranged inside the liquid clamp device, and the nutrition pipeline and the cleaning pipeline are connected with one end of the connecting tube, an infusion tube is arranged inside the liquid clamp device, and the infusion tube and the other end of the connecting tube are connected, the matching splint and the clamping block are located on both sides of the connecting tube, and the nutrition pipeline and the cleaning pipeline are respectively located between the flip baffle and the second baffle and between the first baffle and the flip baffle.

[0013] In a possible design, a plurality of mounting frames are fixedly connected to the liquid clamp device, and the infusion tube, the cleaning pipeline, the connecting tube and the nutrition pipeline can be fixed in the liquid clamp device through the plurality of mounting frames.

[0014] In the present application, the liquid clamp device is installed on the lifting column, the cover plate is hingedly connected to the liquid clamp device and fixed by a spring lock, the equipment is opened, the output shaft of the electric push rod is in an extended state, the clamp block and the matching clamp plate are fitted together, the connecting pipe is clamped and closed, the cleaning pipeline and the nutrition pipeline are in a closed state, and the infusion parameters, such as flow rate, preset amount, flushing amount and flushing interval, are set to shrink the output shaft of the electric push rod, so that the infusion pipeline and the cleaning pipeline are in an open state, the output shaft of the driving motor drives the gear to rotate, the gear and the gear plate are meshed and drive the through-column to move in a circle, so that the through-column slides in the through-column groove, and drives the flip baffle to rotate on the rotating shaft, so that the flip baffle and the first baffle are in conflict, the cleaning pipeline is closed, and the nutrient solution is infused, when the flushing solution needs to be infused, the output shaft of the driving motor is controlled to rotate in the opposite direction, the flip baffle and the second baffle are in conflict, the nutrition pipeline is closed, and the cleaning solution is infused, and the automatic flushing process is completed by controlling the driving motor in this reciprocating manner.

[0015] In the utility model, the automatic switching device of the dual-channel nutrition pump, through the reciprocating component, the gear disk rotates to drive the through column to make a circular motion, thereby driving the flip baffle and the second baffle to cooperate with the first baffle respectively, to achieve the closed control of the cleaning pipeline and the nutrition pipeline respectively, so as to achieve the effect of flushing. The cleaning liquid is repeatedly infused during use, and the effect of connecting and closing the cleaning pipeline and the nutrition pipeline respectively can be completed by controlling the driving motor, which greatly reduces the consumption of electric energy. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 This is a three-dimensional structural schematic diagram of a dual-channel nutrition pump automatic switching device proposed by the utility model;

[0017] Figure 2 A three-dimensional structural schematic diagram of an open state of a liquid clamp device of a dual-channel nutrient pump automatic switching device proposed by the utility model;

[0018] Figure 3 This is a schematic diagram of the explosion structure of a flip baffle of a dual-channel nutrition pump automatic switching device proposed by the utility model;

[0019] Figure 4 This is a three-dimensional structural schematic diagram of an electric push rod of an automatic switching device for a dual-channel nutrition pump proposed by the utility model.

[0020] In the figure: 1. liquid clamp device; 2. lifting column; 3. connecting slider; 4. first baffle; 5. cover plate; 6. infusion transmission mechanism; 7. infusion tube; 8. cleaning pipeline; 9. nutrition pipeline; 10. connecting tube; 11. matching clamp plate; 12. clamp block; 13. mounting frame; 14. gear plate; 15. flip baffle; 16. through groove; 17. rotating shaft; 18. through column; 19. driving motor; 20. gear; 21. electric push rod; 22. second baffle. DETAILED DESCRIPTION

[0021] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0022] Example 1

[0023] Reference Figure 1 and Figure 2 , an automatic switching device for a nutrition pump, comprising a liquid clamping device 1 and a lifting column 2, wherein the liquid clamping device 1 is fixedly mounted on the lifting column 2, a clamping block 12 is arranged inside the liquid clamping device 1, a matching clamping plate 11 is fixedly mounted on the liquid clamping device 1, and the clamping block 12 and the matching clamping plate 11 are clamped and matched; further comprising a flip assembly, wherein the flip assembly comprises a first baffle 4 fixedly connected to the liquid clamping device 1, a second baffle 22 is fixedly connected to the liquid clamping device 1, and a flip baffle 15 is arranged on one side of the liquid clamping device 1, and the flip baffle 15 can be respectively matched with the first baffle 4 and the second baffle 22 by rotating. The clamping block 12 and the matching clamping plate 11 can be clamped by being mutually engaged, and the rotation of the flip assembly can be respectively matched with the first baffle 4 and the second baffle 22 to form a pressurized state.

[0024] Reference Figure 1 and Figure 4 The electric push rod 21 is fixedly connected in the liquid clamping device 1, the connecting slider 3 is slidably connected in the liquid clamping device 1, and the clamping block 12 is fixedly connected to one side of the connecting slider 3, and the output shaft of the electric push rod 21 is fixedly connected to the connecting slider 3. The output shaft of the electric push rod 21 is in an extended state, so that the clamping block 12 and the matching clamping plate 11 are in contact with each other.

[0025] Reference Figure 3The flip assembly includes a driving motor 19 fixedly connected to the liquid clamping device 1, and the output shaft of the driving motor 19 is fixedly sleeved with a gear 20. A toothed disc 14 is rotatably connected to the liquid clamping device 1, and the toothed disc 14 and the gear 20 are meshed. A through-column 18 is fixedly connected to the toothed disc 14 at a position deviating from the center of the circle. A rotating shaft 17 is fixedly connected to the liquid clamping device 1, and a flip baffle 15 is rotatably sleeved on the rotating shaft 17. A through slot 16 is provided in the flip baffle 15, and one end of the through-column 18 slides through the through slot 16. The output shaft of the driving motor 19 drives the gear 20 to rotate, and the gear 20 and the toothed disc 14 are meshed and drive the through-column 18 to move in a circle, so that the through-column 18 slides in the through slot 16, and drives the flip baffle 15 to rotate on the rotating shaft 17, so that the flip baffle 15 can respectively have the effect of conflicting cooperation with the first baffle 4 and the second baffle 22.

[0026] The present application can be used in the field of nutrition pumps, and can also be used in other fields applicable to the present application.

[0027] Example 2

[0028] refer to Figure 1 , improved on the basis of the first embodiment: a dual-channel nutrient pump automatic switching device, which is applied to the field of nutrient pumps, a cover plate 5 is hingedly connected to one side of the liquid clamp device 1, and the liquid clamp device 1 and the cover plate 5 are fixed by a spring lock. The cover plate 5 is hinged on the liquid clamp device 1 and can be locked and fixed by the spring lock.

[0029] refer to Figure 2 , an infusion transmission mechanism 6 is fixedly installed on one side of the liquid clamp device 1, a connecting pipe 10 is installed around the infusion transmission mechanism 6, a nutrition pipeline 9 is arranged inside the liquid clamp device 1, a cleaning pipeline 8 is arranged inside the liquid clamp device 1, and the nutrition pipeline 9 and the cleaning pipeline 8 are connected to one end of the connecting pipe 10, an infusion pipe 7 is arranged inside the liquid clamp device 1, and the infusion pipe 7 is connected to the other end of the connecting pipe 10, the matching clamp plate 11 and the clamp block 12 are located on both sides of the connecting pipe 10, and the nutrition pipeline 9 and the cleaning pipeline 8 are respectively located between the flip baffle 15 and the second baffle 22 and the first baffle 4 and the flip baffle 15. The cleaning pipeline 8 and the connecting pipe 10 can be closed respectively by the cooperation of the flip baffle 15 with the second baffle 22 and the first baffle 4, which is more convenient for cleaning.

[0030] refer to Figure 2 The liquid clamp device 1 is fixedly connected with a plurality of mounting brackets 13, through which the infusion tube 7, the cleaning pipeline 8, the connecting tube 10 and the nutrition pipeline 9 can be fixed in the liquid clamp device 1. The plurality of mounting brackets 13 play a role in limiting and fixing the cleaning pipeline 8, the connecting tube 10 and the nutrition pipeline 9.

[0031] The infusion transmission mechanism 6 in the present application is consistent in model and working principle with the infusion transmission mechanism in an automatic switching device for a nutrition pump channel disclosed in the utility model with announcement number CN216536164U.

[0032] However, as is well known to those skilled in the art, the working principles and wiring methods of the drive motor 19 and the electric push rod 21 are commonplace, and are conventional means or common knowledge, and will not be elaborated here. Those skilled in the art may make any optional selections according to their needs or convenience.

[0033] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A dual-channel nutrition pump automatic switching device, characterized in that: include: A liquid clamping device (1) and a lifting column (2), wherein the liquid clamping device (1) is fixedly mounted on the lifting column (2), a clamping block (12) is provided inside the liquid clamping device (1), a matching clamping plate (11) is fixedly mounted on the liquid clamping device (1), and the clamping block (12) and the matching clamping plate (11) are clamped and matched with each other; The invention also comprises a flip assembly, wherein the flip assembly comprises a first baffle (4) fixedly connected to the liquid clamping device (1), the liquid clamping device (1) being fixedly connected to a second baffle (22), and a flip baffle (15) being provided on one side of the liquid clamping device (1), and the flip baffle (15) can respectively come into contact with the first baffle (4) and the second baffle (22) by rotating.

2. A dual-channel nutrient pump automatic switching device according to claim 1, characterized in that: An electric push rod (21) is fixedly connected inside the liquid clamping device (1), a connecting slider (3) is slidably connected inside the liquid clamping device (1), and a clamping block (12) is fixedly connected to one side of the connecting slider (3), and an output shaft of the electric push rod (21) is fixedly connected to the connecting slider (3).

3. A dual-channel nutrient pump automatic switching device according to claim 1, characterized in that: The flip assembly comprises a driving motor (19) fixedly connected to the liquid clamping device (1), the output shaft of the driving motor (19) being fixedly sleeved with a gear (20), a toothed disc (14) being rotatably connected to the liquid clamping device (1), and the toothed disc (14) and the gear (20) being meshed, a through column (18) being fixedly connected to a position of the toothed disc (14) deviating from the center of a circle, a rotating shaft (17) being fixedly connected to the liquid clamping device (1), and a flip baffle (15) being rotatably sleeved on the rotating shaft (17), a through groove (16) being provided in the flip baffle (15), and one end of the through column (18) slidingly penetrates the through groove (16).

4. A dual-channel nutrient pump automatic switching device according to claim 1, characterized in that: One side of the liquid clamping device (1) is hingedly connected to a cover plate (5), and the liquid clamping device (1) and the cover plate (5) are fixed by a spring lock.

5. The dual-channel nutrient pump automatic switching device according to claim 1, characterized in that: An infusion transmission mechanism (6) is fixedly installed on one side of the liquid clamp device (1), and a connecting pipe (10) is installed on the peripheral side of the infusion transmission mechanism (6). A nutrition pipeline (9) is arranged inside the liquid clamp device (1), and a cleaning pipeline (8) is arranged inside the liquid clamp device (1), and the nutrition pipeline (9) and the cleaning pipeline (8) are connected to one end of the connecting pipe (10). An infusion pipe (7) is arranged inside the liquid clamp device (1), and the infusion pipe (7) and the other end of the connecting pipe (10) are connected. The matching clamp plate (11) and the clamp block (12) are located on both sides of the connecting pipe (10), and the nutrition pipeline (9) and the cleaning pipeline (8) are respectively located between the flip baffle plate (15) and the second baffle plate (22) and between the first baffle plate (4) and the flip baffle plate (15).

6. The dual-channel nutrient pump automatic switching device according to claim 1, characterized in that: The liquid clamp device (1) is fixedly connected to a plurality of mounting frames (13), and an infusion tube (7), a cleaning pipeline (8), a connecting tube (10) and a nutrition pipeline (9) can be fixed in the liquid clamp device (1) via the plurality of mounting frames (13).

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