Electric constant-temperature flushing machine

By designing an electric constant-temperature irrigation machine and using water bath heating technology to maintain a constant temperature of the irrigation fluid, the problem of temperature fluctuations of the irrigation fluid during the operation was solved, and the stability of the patient's body temperature and surgical prognosis were improved.

CN222341690UActive Publication Date: 2025-01-14SHANGHAI YUEJIN MEDICAL OPTICAL INSTR FACTORY
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Patent Information

Application Number
CN202420873490.5
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-04-25
Publication Date
2025-01-14
Estimated Expiration
2034-04-25

AI Technical Summary

Technical Problem

During the operation, the failure to maintain the constant temperature of the flushing fluid leads to a drop in the patient's body temperature, causing coagulation disorders and changes in cardiovascular function, affecting the prognosis of the surgery.

Method used

An electric constant-temperature washing machine is designed. By controlling the movement of the water bag box and the operation of the electric heating pipe, the water bath in the water bag is heated to ensure the constant temperature of the washing liquid.

Benefits of technology

It is possible to maintain a constant temperature of the irrigation fluid during the operation, avoid the patient's temperature drop, reduce the risk of coagulation disorders and changes in cardiovascular function, and improve the prognosis of the operation.

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Abstract

An electric constant-temperature flushing machine comprises an outer box body, a heating water tank, a heat dissipation cooling tank and a water tank are arranged in the outer box body, a guide sliding rail is arranged on the heating water tank, a first electric push rod and a second electric push rod are arranged above the heating water tank, the first electric push rod is connected to the guide sliding rail in a sliding mode through a sliding block, and the sliding block is connected to a bottom plate through a triangular rod; a water bag box is arranged on the bottom plate, the second electric push rod is connected with the water bag box through a connecting rod, and an electric heating tube is arranged in the heating water tank; the heating water tank is connected with a heat dissipation cooling box through a water outlet pipe, the heat dissipation cooling box is connected with a water tank, and a water pump is installed at the bottom of the water tank and connected with the heating water tank through an output pipe. A peristaltic pump is installed on the outer side of the outer box body and sleeved with an infusion tube, the infusion tube is connected with a water bag, and the water bag is connected with a flushing pipeline. According to the water bath heating device, the water bag box can be controlled to move into the heating water tank, then the electric heating pipe is controlled to heat water in the heating water tank, and the water bath heating effect on the water bag is achieved.
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Description

Technical Field

[0001] The utility model relates to the technical field of medical equipment, in particular to an electric constant temperature washing machine. Background Art

[0002] During major surgery, internal organs and incisions are directly exposed to the ambient temperature. During the operation, a large amount of unheated saline is used to flush the body cavity, causing the body to lose heat. The sheets covering the patient's body get wet during the flushing, further causing heat loss, which in turn leads to intraoperative hypothermia. Hypothermia can cause changes in the blood system. A drop in body temperature can cause many blood system abnormalities, among which coagulation disorders are more important, leading to extremely poor prognosis. Hypothermia mainly causes coagulation disorders by affecting thrombin and platelets. Secondly, cardiovascular function changes. When the body temperature is mildly hypothermic, the sympathetic nerves are excited, the heart rate is accelerated, the myocardial contractility is enhanced, the cardiac output is increased, the peripheral blood vessels are contracted, the peripheral resistance and blood viscosity are increased, which will increase the work of the heart and may cause myocardial ischemia and arrhythmias.

[0003] In order to make the temperature of the flushing fluid close to or consistent with the human rectal temperature, the flushing fluid bag will be placed in a constant temperature box for heating before the operation to maintain its temperature at 38-40°C. However, in the actual operation, it often takes a long time to wait for the flushing fluid bag to be taken out of the constant temperature box and flush the patient's abdominal cavity. During the waiting period, the temperature of the flushing fluid in the flushing fluid bag has basically dropped to room temperature. The flushing fluid, which is much lower than the human rectal temperature, is flushed into the patient's abdominal cavity. Utility Model Content

[0004] In view of the shortcomings of the prior art, the utility model provides an electric constant temperature flushing machine, which overcomes the shortcomings of the prior art. The water bag box can be controlled to move to the inside of the heating water tank, and then the electric heating tube can be controlled to operate to heat the water in the heating water tank. At the same time, the peristaltic pump works, thereby achieving a water bath heating effect on the water bag.

[0005] In order to achieve the above objectives, the present invention is implemented through the following technical solutions:

[0006] An electric constant temperature washing machine comprises an outer box body, a heating water tank is fixedly installed in the outer box body, guide rails are horizontally installed above the left and right sides of the heating water tank, a first electric push rod and a second electric push rod are respectively installed above the heating water tank, a slider is fixedly installed at the telescopic end of the first electric push rod, the slider is slidably connected to the guide rail, the slider is connected to one end of a triangular rod through a pin shaft, the other end of the triangular rod is connected to a bottom plate, and the middle of the triangular rod is rotatably connected to the side wall of the heating water tank through a rotating shaft; a water bag box is arranged on the bottom plate, the telescopic end of the second electric push rod is connected to the water bag box through a connecting rod, and an electric heating pipe is fixedly installed at the bottom of the inner cavity of the heating water tank;

[0007] A heat dissipation cooling box is provided below the heating water tank, a water tank is installed below the heat dissipation cooling box, one end of a water outlet pipe is connected to the side of the heating water tank, the other end of the water outlet pipe is connected to the inlet end of the heat dissipation cooling box, the outlet end of the heat dissipation cooling box is connected to the inner cavity of the water tank through a water pipe, a water pump is fixedly installed at the bottom of the water tank, the water outlet end of the water tank is connected to the water pump, and the output end of the water pump is connected to the inner cavity of the heating water tank through an output pipe;

[0008] A peristaltic pump is installed on the outer side of the outer box body, and an infusion tube is sleeved on the peristaltic pump. One end of the infusion tube is connected to the infusion end, and the other end of the infusion tube is connected to one end of a water bag. The water bag is placed in a water bag box, and the other end of the water bag is connected to a flushing pipeline.

[0009] Preferably, one end of a transmission rod is connected in the middle of the upper half of the triangular rod, and a fan-shaped driving tooth is provided at the other end of the transmission rod. The middle of the transmission rod is rotatably connected to the side wall of the heating water tank through a rotating shaft; a placement opening is provided on the side of the outer box body, and the placement opening is connected to a door body through a hinge. A fan-shaped driven tooth is provided coaxially with the hinge above the inner side of the door body, and the fan-shaped driven tooth is meshed with the fan-shaped driving tooth.

[0010] Preferably, a stirring water pump is fixedly installed at the bottom of the inner cavity of the heating water tank, the stirring water pump is connected to one end of a circulating water pipe, and the other end of the circulating water pipe is connected to the top of the inner cavity of the heating water tank.

[0011] Preferably, a first temperature sensor is installed in the water tank, a second temperature sensor is installed in the heating water tank, and a water outlet temperature sensor is fixedly installed on the outside of the flushing pipeline. The signal output ends of the first temperature sensor, the second temperature sensor and the water outlet temperature sensor are connected to the controller, and the control port of the controller is connected to the first electric push rod, the second electric push rod, the electric heating pipe, the water pump and the peristaltic pump.

[0012] Preferably, a heating water tank water level window and a water tank water level window are respectively installed on the side of the outer box body, and the heating water tank water level window and the water tank water level window are respectively connected to the heating water tank and the water tank through water pipes.

[0013] Preferably, an ultraviolet sterilization lamp is provided at the bottom of the heating water tank.

[0014] Preferably, a first filling port and a second filling port are respectively installed on the side of the outer box body, and the first filling port and the second filling port are respectively connected to the heating water tank and the water tank.

[0015] The utility model provides an electric constant temperature flushing machine. It has the following beneficial effects: by controlling the telescopic end of the first electric push rod to drive the slider to move along the guide rail, so as to drive one end of the triangular rod to move along the guide rail; the triangular rod is rotated around the rotating shaft, so that the other end of the triangular rod drives the bottom plate to move upward, so that the water bag box can be lifted upward from the bottom of the heating water tank; then the telescopic end of the second electric push rod is controlled to drive the water bag box to move to the placement opening on the side of the outer box through the connecting rod, so as to place the water bag in the water bag box, and then the infusion tube is connected to one end of the water bag, and the other end of the water bag is connected to the flushing pipeline; then the water bag box is controlled to move to the inside of the heating water tank, and then the electric heating tube is controlled to operate to heat the water in the heating water tank, so as to achieve the water bath heating effect of the water bag. Therefore, the rotation speed and the pipeline pressure of the infusion tube can be controlled by the heating water tank, so that the physiological saline can be transported to the water bag along the infusion tube, and after water bath heating, it is output through the flushing pipeline to perform flushing. Thus, the purpose of constant temperature flushing is achieved. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] In order to more clearly illustrate the technical solutions of the present invention or the prior art, the drawings required for describing the prior art are briefly introduced below.

[0017] Figure 1 A front cross-sectional schematic diagram of the utility model;

[0018] Figure 2 A side cross-sectional schematic diagram of the present invention;

[0019] Description of the numbers in the figure:

[0020] 1. Outer box; 2. Heating water tank; 3. Guide rail; 4. First electric push rod; 5. Sliding block; 6. Triangular rod; 7. Bottom plate; 8. Water bag box; 9. Second electric push rod; 10. Connecting rod; 11. Heat dissipation cooling box; 12. Water tank; 13. Electric heating pipe; 14. Water outlet pipe; 15. Water pump; 16. Peristaltic pump; 17. Infusion tube; 18. Flushing pipeline; 19. Transmission rod; 20. Door; 21. Agitation water pump; 22. Circulating water pipe; 23. First temperature sensor; 24. Second temperature sensor; 25. Water outlet temperature sensor; 26. Heating water tank water level window; 27. Water tank water level window; 28. Ultraviolet sterilization lamp; 29. ​​First filling port; 30. Second filling port. DETAILED DESCRIPTION

[0021] In order to make the purpose, technical solution and advantages of the present invention clearer, the technical solution of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the present invention.

[0022] Embodiment 1, as Figure 1 to Figure 2 As shown, an electric constant temperature washing machine comprises an outer box body 1, a heating water tank 2 is fixedly installed in the outer box body 1, guide rails 3 are horizontally installed above the left and right sides of the heating water tank 2, a first electric push rod 4 and a second electric push rod 9 are respectively installed above the heating water tank 2, a sliding block 5 is fixedly installed at the telescopic end of the first electric push rod 4, the sliding block 5 is slidably connected to the guiding rail 3, the sliding block 5 is connected to one end of a triangular rod 6 through a pin shaft, the other end of the triangular rod 6 is connected to a bottom plate 7, and the middle of the triangular rod 6 is rotatably connected to the side wall of the heating water tank 2 through a rotating shaft; a water bag box 8 is arranged on the bottom plate 7, the telescopic end of the second electric push rod 9 is connected to the water bag box 8 through a connecting rod 10, and an electric heating pipe 13 is fixedly installed at the bottom of the inner cavity of the heating water tank 2;

[0023] A heat dissipation cooling box 11 is provided below the heating water tank 2, a water tank 12 is installed below the heat dissipation cooling box 11, one end of a water outlet pipe 14 is connected to the side of the heating water tank 2, the other end of the water outlet pipe 14 is connected to the inlet end of the heat dissipation cooling box 11, the outlet end of the heat dissipation cooling box 11 is connected to the inner cavity of the water tank 12 through a water pipe, a water pump 15 is fixedly installed at the bottom of the water tank 12, the water outlet end of the water tank 12 is connected to the water pump 15, and the output end of the water pump 15 is connected to the inner cavity of the heating water tank 2 through an output pipe;

[0024] A peristaltic pump 16 is installed on the outer side of the outer box body 1, and an infusion tube 17 is sleeved on the peristaltic pump 16. One end of the infusion tube 17 is connected to the infusion end of the physiological saline solution, and the other end of the infusion tube 17 is connected to one end of a water bag. The water bag is placed in the water bag box 8, and the other end of the water bag is connected to the flushing pipeline 18.

[0025] Working principle:

[0026] When in use, first control the telescopic end of the first electric push rod 4 to drive the slider 5 to move along the guide rail 3, so as to drive one end of the triangular rod 6 to move along the guide rail 3; then use the lever principle to make the triangular rod 6 rotate around the rotating shaft, so that the other end of the triangular rod 6 drives the bottom plate 7 to move upward, so that the water bag box 8 can be lifted up from the bottom of the heating water tank 2; then control the telescopic end of the second electric push rod 9 to drive the water bag box 8 to move toward the placement opening on the side of the outer box body 1 through the connecting rod 10, so as to place the water bag in the water bag box 8, and then connect the infusion tube 17 to one end of the water bag, and the other end of the water bag is connected to the flushing pipeline 18; then control the telescopic end of the first electric push rod 4 to move in the opposite direction, and the telescopic end of the second electric push rod 9 to move in the opposite direction, so as to control the water bag box 8 to move to the inside of the heating water tank 2, and then control the electric heating tube 13 to operate, so as to heat the water in the heating water tank 2, so as to achieve the water bath heating effect of the water bag. Thus, the rotation speed and the pipeline pressure of the infusion tube 17 can be controlled by the heating water tank 2, so that the physiological saline can be transported to the water bag along the infusion tube 17, heated in a water bath, and then output through the flushing pipeline 18 for flushing. Thus, the purpose of constant temperature flushing is achieved. After use, the telescopic end of the first electric push rod 4 and the telescopic end of the second electric push rod 9 can be controlled to move again to drive the water bag box 8 to move to the placement port on the side of the outer box body 1, so as to facilitate the removal of the water bag.

[0027] In this embodiment, a first temperature sensor 23 is installed in the water tank 12, a second temperature sensor 24 is installed in the heating water tank 2, and a water outlet temperature sensor 25 is fixedly installed on the outside of the flushing pipeline 18. The signal output ends of the first temperature sensor 23, the second temperature sensor 24 and the water outlet temperature sensor 25 are connected to the controller, and the control port of the controller is connected to the first electric push rod 4, the second electric push rod 9, the electric heating pipe 13, the water pump 15, and the peristaltic pump 16.

[0028] The second temperature sensor 24 can sense the water temperature in the heating water tank 2. When the temperature is too high, the water pump 15 can be used to transport the cold water in the water tank 12 to the heating water tank 2, so that the water temperature in the heating water tank 2 is reduced to reach the set temperature, thereby meeting the purpose of constant temperature flushing. When cold water is injected into the heating water tank 2, the water level will rise. When it exceeds the set range, it will overflow through the water outlet pipe 14 on the side of the heating water tank 2, and then flow down into the water tank 12 after passing through the heat dissipation cooling box 11 to ensure recycling.

[0029] Embodiment 2, as a further preferred solution of embodiment 1, one end of the transmission rod 19 is connected to the middle of the upper half of the triangular rod 6, and the other end of the transmission rod 19 is provided with a fan-shaped driving tooth 31, and the middle of the transmission rod 19 is rotatably connected to the side wall of the heating water tank 2 through a rotating shaft; a placement opening is opened on the side of the outer box body 1, and the placement opening is connected to the door body 20 through a hinge, and a fan-shaped driven tooth 32 is provided on the upper inner side surface of the door body 20 coaxially with the hinge, and the fan-shaped driven tooth 32 is meshed with the fan-shaped driving tooth 31.

[0030] When the telescopic end of the first electric push rod 4 drives the slider 5 to move along the guide rail 3 to drive the triangular rod 6 to rotate around the rotating shaft, the transmission rod 19 can be driven to rotate around the rotating shaft, and then the fan-shaped driven teeth 32 and the fan-shaped active teeth 31 are engaged with each other, thereby directly driving the door body 20 to open or close.

[0031] Embodiment 3, as a further preferred embodiment of embodiment 1, a stirring water pump 21 is fixedly installed at the bottom of the inner cavity of the heating water tank 2, and the stirring water pump 21 is connected to one end of a circulating water pipe 22, and the other end of the circulating water pipe 22 is connected to the upper part of the inner cavity of the heating water tank 2. During use, the stirring water pump 21 can make the water in the heating water tank 2 flow, so as to ensure the uniformity of the water temperature in the heating water tank 2.

[0032] Embodiment 4, as a further preferred embodiment of embodiment 1, a heating water tank water level window 26 and a water tank water level window 27 are respectively installed on the side of the outer box body 1, and the heating water tank water level window 26 and the water tank water level window 27 are respectively connected to the heating water tank 2 and the water tank 12 through water pipes. A first filling port 29 and a second filling port 30 are respectively installed on the side of the outer box body 1, and the first filling port 29 and the second filling port 30 are respectively connected to the heating water tank 2 and the water tank 12.

[0033] The water levels in the heating water tank 2 and the water tank 12 can be observed in real time through the heating water tank water level window 26 and the water tank water level window 27; when it is found that the water level in the heating water tank 2 or the water tank 12 is too low, water can be added to the heating water tank 2 and / or the water tank 12 through the first filling port 29 and / or the second filling port 30.

[0034] Embodiment 5, as a further preferred embodiment of embodiment 1, an ultraviolet germicidal lamp 28 is provided at the bottom of the heating water tank 2. Since the heating water tank 2 has water for a long time, bacteria may be generated, so the ultraviolet germicidal lamp 28 can be used for disinfection and sterilization at any time.

[0035] The above embodiments are only used to illustrate the technical solutions of the present invention, rather than to limit it. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that the technical solutions described in the aforementioned embodiments may still be modified, or some of the technical features may be replaced by equivalents. However, these modifications or replacements do not deviate the essence of the corresponding technical solutions from the spirit and scope of the technical solutions of the embodiments of the present invention.

Claims

1. An electric constant temperature washing machine, characterized in that: The invention comprises an outer box (1), wherein a heating water tank (2) is fixedly installed in the outer box (1), and guide rails (3) are horizontally installed above the left and right sides of the heating water tank (2), and a first electric push rod (4) and a second electric push rod (9) are respectively installed above the heating water tank (2), and a slider (5) is fixedly installed at the telescopic end of the first electric push rod (4), and the slider (5) is slidably connected to the guide rail (3), and the slider (5) is connected to one end of a triangular rod (6) through a pin shaft, and the other end of the triangular rod (6) is connected to a bottom plate (7), and the middle of the triangular rod (6) is rotatably connected to the side wall of the heating water tank (2) through a rotating shaft; a water bag box (8) is arranged on the bottom plate (7), and the telescopic end of the second electric push rod (9) is connected to the water bag box (8) through a connecting rod (10), and an electric heating pipe (13) is fixedly installed at the bottom of the inner cavity of the heating water tank (2); A heat dissipation cooling box (11) is arranged below the heating water tank (2), a water tank (12) is installed below the heat dissipation cooling box (11), one end of a water outlet pipe (14) is connected to the side of the heating water tank (2), the other end of the water outlet pipe (14) is connected to the inlet end of the heat dissipation cooling box (11), the outlet end of the heat dissipation cooling box (11) is connected to the inner cavity of the water tank (12) through a water pipe, a water pump (15) is fixedly installed at the bottom of the water tank (12), the water outlet end of the water tank (12) is connected to the water pump (15), and the output end of the water pump (15) is connected to the inner cavity of the heating water tank (2) through an output pipe; A peristaltic pump (16) is installed on the outer side of the outer box (1), and an infusion tube (17) is sleeved on the peristaltic pump (16). One end of the infusion tube (17) is connected to the infusion end, and the other end of the infusion tube (17) is connected to one end of a water bag. The water bag is placed in the water bag box (8), and the other end of the water bag is connected to a flushing pipeline (18).

2. The electric constant temperature washing machine according to claim 1, characterized in that: The middle of the upper half of the triangular rod (6) is connected to one end of a transmission rod (19), the other end of the transmission rod (19) is provided with a fan-shaped driving tooth (31), and the middle of the transmission rod (19) is rotatably connected to the side wall of the heating water tank (2) via a rotating shaft; a placement opening is provided on the side of the outer box body (1), and the placement opening is connected to a door body (20) via a hinge; a fan-shaped driven tooth (32) is provided on the upper inner side surface of the door body (20) coaxially with the hinge, and the fan-shaped driven tooth (32) is meshed with the fan-shaped driving tooth (31).

3. The electric constant temperature washing machine according to claim 1, characterized in that: A stirring water pump (21) is fixedly installed at the bottom of the inner cavity of the heating water tank (2), and the stirring water pump (21) is connected to one end of a circulating water pipe (22), and the other end of the circulating water pipe (22) is connected to the upper part of the inner cavity of the heating water tank (2).

4. The electric constant temperature washing machine according to claim 1, characterized in that: A first temperature sensor (23) is installed in the water tank (12), a second temperature sensor (24) is installed in the heating water tank (2), and a water outlet temperature sensor (25) is fixedly installed on the outside of the flushing pipeline (18). The signal output ends of the first temperature sensor (23), the second temperature sensor (24) and the water outlet temperature sensor (25) are connected to a controller, and the control port of the controller is connected to the first electric push rod (4), the second electric push rod (9), the electric heating pipe (13), the water pump (15) and the peristaltic pump (16).

5. The electric constant temperature washing machine according to claim 1, characterized in that: A heating water tank water level window (26) and a water tank water level window (27) are respectively installed on the side of the outer box body (1), and the heating water tank water level window (26) and the water tank water level window (27) are respectively connected to the heating water tank (2) and the water tank (12) through water pipes.

6. The electric constant temperature washing machine according to claim 1, characterized in that: An ultraviolet sterilization lamp (28) is arranged at the bottom of the heating water tank (2).

7. The electric constant temperature washing machine according to claim 1, characterized in that: A first filling port (29) and a second filling port (30) are respectively installed on the side of the outer box body (1); the first filling port (29) and the second filling port (30) are respectively connected to the heating water tank (2) and the water tank (12).