CN106110417A - A kind of suction device preventing suction - Google Patents

Abstract

The invention discloses a suction device for preventing cavitation, which comprises a drainage bottle, an automatic flow stop device casing and an overflow prevention device casing, the bottoms of the automatic flow stop device casing and the overflow prevention device casing are both arranged There is a plug pipe, the anti-overflow device casing includes an inner casing and an outer casing, and the inner casing is slidably connected with the inner wall of the outer casing, the drainage bottle is provided with a water inlet and a water outlet, and the water inlet is connected to the automatic flow stop device casing Sliding connection of the plug tube of the body. In the present invention, when there is no liquid to be sucked or the liquid level in the drainage bottle is high, an alarm will be given actively, the patient will not be injured by empty suction, the solution in the suction device will overflow, and the blockage of the outlet pipe will not stain the ground and bed sheets, thereby reducing the risk of damage to the patient. The burden of nursing care is reduced, and the drainage bottle is connected with the automatic flow stop device and the overflow prevention device through plugging, which can be plugged and unplugged separately, and can be directly applied to the existing clinical drainage bottle device, which is convenient for popularization and large-scale application Strong practicality.

Description

A suction device for preventing air suction

technical field

The invention relates to the technical field of medical devices, in particular to a suction device for preventing cavitation.

Background technique

Medically, a suction device must be used for flushing and drainage, but the existing suction devices on the market, when there is no liquid to suck, the suction of the suction device will damage the patient's body; the air outlet of the suction device does not have an anti-overflow device, and the suction The solution in the device overflows and is easy to overflow, which brings inconvenience to nursing.

Contents of the invention

The object of the present invention is to propose a suction device for preventing cavitation in order to solve the shortcomings in the prior art.

In order to achieve the above object, the present invention adopts the following technical solutions:

A suction device for preventing cavitation, comprising a drainage bottle, an automatic flow stop device casing and an overflow prevention device casing, the bottoms of the automatic flow stop device casing and the overflow prevention device casing are both provided with plug-in tubes, The anti-overflow device casing includes an inner casing and an outer casing, and the inner casing is slidably connected to the inner wall of the outer casing. The drainage bottle is provided with a water inlet and a water outlet, and the water inlet is connected to the insertion pipe of the automatic flow stop device casing. Sliding connection, the water outlet is slidably connected with the plug-in pipe of the anti-overflow device casing, the top side of the automatic flow stop device casing is connected to a fixed column, and the rotating shaft on the fixed column is connected to a crank, the automatic flow stop device casing A first buzzer is provided on the side far away from the fixed column. An air chamber is provided in the housing of the automatic flow stop device. plate, and the upper baffle is connected to the crank, the bottom of the air chamber is provided with an air outlet, and a gas spring is connected in the air outlet, and the air inlet of the air spring is connected to the air outlet of the air chamber, and the air spring extends to The inner side of the separation and closing chamber, and the gas spring is connected with a lower baffle, both ends of the lower baffle are provided with electric shock patches, and the inner walls of both sides of the automatic flow stop device housing are provided with diversion grooves, And the water inlet of the diversion groove is located above the air chamber, the diversion groove extends to the inner wall of the separation and closing chamber, and a second buzzer is provided on one side of the outer wall of the anti-overflow device housing, and the anti-overflow The top of the overflow device housing is provided with a water outlet pipe, and the anti-overflow device housing is provided with a straight rod, and the straight rod is slidingly connected with the bottom inner wall of the overflow prevention device housing, and the top end of the straight rod is connected with a rubber plug, and the end of the straight rod away from the rubber plug extends to the outside of the bottom of the anti-overflow device housing, and the end of the straight rod away from the rubber plug is connected to a buoy, and the bottom of the buoy is connected to a water level sensor, and the buoy and The water level sensors are located in the drainage bottle.

In some embodiments, a hook is provided on the top outer wall of the casing of the automatic flow stop device, and a locking block is provided on the top outer wall of the casing of the overflow prevention device.

In some embodiments, the water outlet of the guide groove is located above the lower baffle, and the outer wall of the lower baffle is provided with a sealing ring.

In some embodiments, the straight rod is slidingly connected with the inner wall of the housing of the overflow prevention device.

In some embodiments, the first buzzer and the second buzzer are both connected to a controller, and the controller is connected to an electric shock patch and a water level sensor respectively.

The beneficial effects of the present invention are:

When the liquid falls, the upper baffle descends, the air in the gas chamber is compressed, the gas spring expands and contracts, the lower baffle descends, the liquid flows into the separation and closing chamber through the diversion groove, and enters the suction device through the water outlet of the separation and closing chamber. When no liquid descends, The upper baffle rises, the air chamber forms a negative pressure, the gas spring shrinks, the lower baffle shrinks, and the separation and closing chamber is blocked. At the same time, the electric shock patch phase controller sends out an electric signal, and the controller controls the first buzzer to alarm;

When the liquid level in the drainage bottle rises, the buoy rises, and the sliding rubber plug of the straight rod rises to block the outlet pipe, which can prevent the solution from overflowing in the drainage bottle. When the water level sensor detects that the liquid level of the solution is high, it will send a signal to the controller , the controller controls the second buzzer to alarm;

Both the automatic flow stop device and the anti-overflow device are connected to the drainage bottle through a plug-in method, which can be plugged in and out separately, and are directly applied to the existing clinical drainage bottle device, which is convenient for popularization and wide-scale application.

The suction device will actively alarm when there is no liquid to suck or the liquid level in the drainage bottle is high, and the patient will not be injured by empty suction. The burden of nursing care is reduced, and the drainage bottle is connected with the automatic flow stop device and the overflow prevention device through plugging, which can be plugged and unplugged separately, and can be directly applied to the existing clinical drainage bottle device, which is convenient for popularization and large-scale application Strong practicality.

Description of drawings

Fig. 1 is a structural schematic diagram of an automatic flow stop device of a suction device for preventing cavitation according to an embodiment of the present invention;

Fig. 2 is a schematic structural view of a suction device for preventing cavitation according to an embodiment of the present invention;

Fig. 3 is a structural schematic diagram of an anti-overflow device of a suction device for preventing cavitation according to an embodiment of the present invention.

In the figure: 1 drainage bottle, 2 automatic flow stop device housing, 3 overflow prevention device housing, 4 upper baffle, 5 diversion groove, 6 separation and closing chamber, 7 gas spring, 8 lower baffle, 9 outlet pipe , 10 straight rod, 11 rubber plug, 12 buoy, 14 air chamber, 15 socket pipe, 16 first buzzer, 17 water level sensor, 18 second buzzer, 31 inner shell, 32 outer shell, 41 fixed column, 42 cranks, 81, electric shock patches.

detailed description

The following will clearly and completely describe the technical solutions in the embodiments of the present invention with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only some of the embodiments of the present invention, not all of them.

Referring to Figures 1-3, a suction device for preventing cavitation includes a drainage bottle 1, an automatic flow stop device housing 2 and an overflow prevention device housing 3, an automatic flow stop device housing 2 and an overflow prevention device housing The bottoms of 3 are provided with socket pipes 15, the anti-overflow device housing 3 includes an inner shell 31 and an outer shell 32, and the inner shell 31 is slidably connected with the inner wall of the outer shell 32, and the drainage bottle 1 is provided with a water inlet and a water outlet, and The water inlet is slidably connected to the socket pipe 15 of the automatic flow stop device housing 2, the water outlet is slidably connected to the socket pipe 15 of the overflow prevention device casing 3, and the top side of the automatic flow stop device casing 2 is connected to a fixed column 41, and The crank 42 is connected to the rotating shaft on the fixed column 41, the first buzzer 16 is provided on the side of the automatic flow stop device housing 2 away from the fixed column 41, and the automatic flow stop device housing 2 is provided with an air chamber 14, and the air chamber 14 The bottom of the air chamber 14 is connected with the split chamber 6, and the inner wall of the air chamber 14 is slidably connected with the upper baffle plate 4, and the upper baffle plate 4 is connected with the crank 42. The bottom of the air chamber 14 is provided with an air outlet, and the air outlet is connected with an air outlet. Spring 7, and the air inlet of gas spring 7 is connected with the air outlet of air chamber 14, and gas spring 7 extends to the inboard of splitting chamber 6, and gas spring 7 is connected with lower baffle plate 8, and the two ends of lower baffle plate 8 Both are provided with electric shock patch 81, and the inner walls of both sides of the automatic flow stop device housing 2 are provided with diversion groove 5, and the water inlet of diversion groove 5 is located above the air chamber 14, and diversion groove 5 extends to the branch On the inner wall of the chamber 6, a second buzzer 18 is provided on one side of the overflow prevention device housing 3, and the top of the overflow prevention device housing 3 is provided with an outlet pipe 9, and the overflow prevention device housing The body 3 is provided with a straight rod 10, the top of the straight rod 10 is connected with a rubber plug 11, and the end of the straight rod 10 away from the rubber plug 11 extends to the outside of the bottom of the overflow prevention device housing 3, and the straight rod 10 is far away from the rubber plug 11. One end of the rubber plug 11 is connected with a buoy 12 , and the bottom of the buoy 12 is connected with a water level sensor 17 , and both the buoy 12 and the water level sensor 17 are located in the drainage bottle 1 .

In the present invention, a hook is provided on the top outer wall of the casing 2 of the automatic flow stop device, and a block is provided on the top outer wall of the casing 3 of the anti-overflow device, and the water outlet of the diversion groove 5 is located above the lower baffle 8 , and the outer wall of the lower baffle plate 8 is provided with a sealing ring, the straight rod 10 is slidably connected with the inner wall of the overflow prevention device housing 3, the first buzzer 16 and the second buzzer 18 are connected to the controller, and The controller is respectively connected with the electric shock patch 81 and the water level sensor 17. The suction device will actively alarm when there is no liquid to attract or the liquid level in the drainage bottle 1 is high, and the patient will not be injured by empty suction. When the liquid level of the solution is high, the blockage of the outlet pipe 9 will not stain the ground and bed sheets, which reduces the burden of nursing care, and the drainage bottle 1 is connected with the automatic flow stop device 2 and the overflow prevention device 3 through plugging, and can be pulled out separately. It can be directly applied to the existing clinical drainage bottle device, which is convenient for popularization and wide-range application, and has strong practicability.

Working principle: when the device is working, the solution in the cavity falls, the upper baffle 4 drops, the air in the air chamber 14 is compressed, the gas spring 7 stretches, the lower baffle 8 drops, and the solution flows into the separation and combination chamber 6 through the diversion groove 5 , into the suction device through the water outlet of the separation and closing chamber 6, when there is no liquid falling, the upper baffle 4 rises, the air chamber 14 forms a negative pressure, the gas spring 7 shrinks, the lower baffle 8 shrinks, and the separation and closing chamber 6 is blocked. The electric shock patch phase controller sends an electric signal, and the controller controls the first buzzer 16 to alarm. When the liquid level in the drainage bottle 1 is high, the buoy 12 rises, and the straight rod 10 slides the rubber plug 11 to rise to block the water outlet pipe 9. The water level sensor 17 sends a signal to the controller, and the controller controls the second buzzer 18 to give an alarm.

The above is only a preferred embodiment of the present invention, but the scope of protection of the present invention is not limited thereto, any person familiar with the technical field within the technical scope disclosed in the present invention, according to the technical solution of the present invention Any equivalent replacement or change of the inventive concepts thereof shall fall within the protection scope of the present invention.

Claims (5)

1. A suction device for preventing cavitation, comprising a drainage bottle (1), an automatic flow stop device housing (2) and an overflow prevention device housing (3), the automatic flow stop device housing (2) and The bottom of the anti-overflow device housing (3) is provided with a plug-in pipe (15), and the anti-overflow device housing (3) includes an inner shell (31) and an outer shell (32), and the inner shell (31) is connected to the outer shell (32). The inner wall of the shell (32) is slidingly connected, and it is characterized in that the drainage bottle (1) is provided with a water inlet and a water outlet, and the water inlet is slidingly connected with the insertion pipe (15) of the automatic flow stop device housing (2) , the water outlet is slidingly connected with the socket pipe (15) of the anti-overflow device housing (3), the top side of the automatic flow stop device housing (2) is connected with a fixed column (41), and the fixed column (41) is A crank (42) is connected to the rotating shaft, and a first buzzer (16) is provided on the side of the automatic flow stop device housing (2) away from the fixed column (41), and the automatic flow stop device housing (2) An air chamber (14) is provided inside, and the bottom of the air chamber (14) is connected with a split chamber (6), and the inner wall of the air chamber (14) is slidably connected with an upper baffle (4), and the upper baffle (4) be connected with crank (42), the bottom of described air chamber (14) is provided with air outlet, and is connected with gas spring (7) in the air outlet, and the air inlet of air spring (7) and air chamber (14 ), the gas spring (7) extends to the inside of the split chamber (6), and the gas spring (7) is connected with a lower baffle (8), and the two ends of the lower baffle (8) All are provided with electric shock patches (81), and diversion grooves (5) are arranged on the inner walls of both sides of the automatic flow stop device housing (2), and the water inlet of the diversion grooves (5) is located in the air chamber ( 14), the diversion groove (5) extends to the inner wall of the split chamber (6), and a second buzzer (18) is provided on one side of the outer wall of the anti-overflow device housing (3). ), and the top of the anti-overflow device housing (3) is provided with an outlet pipe (9), and the inside of the anti-overflow device housing (3) is provided with a straight rod (10), and the straight rod (10) is connected to the anti-overflow device The bottom inner wall of the overflow device housing (3) is slidingly connected, the top of the straight rod (10) is connected with a rubber plug (11), and the end of the straight rod (10) away from the rubber plug (11) extends to the The outside of the bottom of the overflow device housing (3), and the end of the straight rod (10) away from the rubber plug (11) is connected with a buoy (12), and the bottom of the buoy (12) is connected with a water level sensor (17), And the buoy (12) and the water level sensor (17) are both located in the drainage bottle (1). 2. A suction device for preventing cavitation according to claim 1, characterized in that, a hook is provided on the top outer wall of the automatic flow stop device housing (2), and the overflow prevention device housing ( 3) Blocks are provided on the top outer wall. 3. A suction device for preventing cavitation according to claim 1, characterized in that, the water outlet of the guide groove (5) is located above the lower baffle (8), and the lower baffle (8) There is a sealing ring on the outer wall. 4. The suction device for preventing cavitation according to claim 1, characterized in that, the straight rod (10) is slidably connected with the inner wall of the casing (3) of the overflow prevention device. 5. A suction device for preventing air suction according to claim 1, characterized in that, the first buzzer (16) and the second buzzer (18) are all connected to the controller, and the controller Connect with electric shock patch (81) and water level sensor (17) respectively.