CN206463270U - Negative-pressure suction bottle - Google Patents

Abstract

The utility model discloses a negative pressure suction bottle, which belongs to the field of medical equipment and solves the problem that the negative pressure suction bottle cannot absorb liquid with a large capacity. The vacuum suction pipe and the liquid suction pipe extending into the liquid accumulation bottle, the liquid suction pipe communicates with the vacuum suction pipe through the liquid accumulation bottle, the vacuum suction pipe is connected with the vacuum pumping device through the control valve, and a shunt connected with the liquid accumulation bottle is arranged on the outside of the liquid accumulation bottle , the shunt is detachably connected with the effusion bottle, the effusion bottle is provided with a floating partition floating on the liquid, the floating partition is provided with a flow hole, and the side of the floating partition facing away from the vacuum suction tube is provided with a control flow hole A one-way switch that leads to conduction. The negative pressure suction bottle in the utility model is detachably connected to the fluid accumulation bottle and the shunt, and there is no need to replace and disassemble the suction bottle. By connecting the shunt to expand the capacity, it can cope with the unexpected situation of increased liquid absorption, and has high reliability.

Description

Negative pressure suction bottle

technical field

The utility model relates to the field of medical equipment, in particular to a negative pressure suction bottle.

Background technique

The negative pressure suction bottle is mainly used to absorb liquids such as phlegm, pus, blood and accumulated water in the human body. It mainly includes a suction valve, a bottle body, a suction pipe joint and a vacuum pipe joint. Suction valve, but during the operation, body fluid is easy to flow from the bottle into the suction valve, which affects the operation effect.

In order to solve the above problems, the prior art provides a negative pressure suction bottle, the bottle body is provided with a bottle cap, the bottle cap is fixed with a suction valve, and the suction valve includes a valve body and a valve cover arranged at one end of the valve body. A valve cavity is formed in the valve body, and the other end of the valve body is provided with a vacuum pipe joint, which extends into the valve cavity, and a valve core is arranged in the valve cavity, and the valve core and the end of the vacuum pipe joint protruding into the valve cavity are set correspondingly. The bonnet is provided with a through hole, and a valve stem is arranged in the through hole, and the valve stem jacket is provided with a rotating handwheel, which is threadedly connected with the bonnet, and a first spring is arranged between the valve stem and the valve core. There is a second spring between the valve stem and the rotating hand wheel, the valve cavity and the inner cavity of the bottle are connected through a through pipe, and the through pipe extends into the inner cavity of the bottle, and the valve cover is provided with a suction pipe joint, which passes through the vertical pipe It communicates with the inner cavity of the bottle; one end of the through pipe extending into the inner cavity of the bottle is connected with a floating ball.

The floating ball in this scheme closes the through pipe after the liquid in the bottle is full, so as to prevent the liquid in the bottle from being sucked into the suction valve, but when the bottle is full of liquid, the negative pressure suction bottle cannot continue to absorb liquid. When it is relatively large, only a new negative pressure suction bottle can only be replaced, or the original full suction bottle can be opened after the pressure is restored to pour out the effusion, and then re-absorb the liquid. Therefore, the above two methods are inconvenient to operate and are not conducive to large-scale capacity for suction.

Contents of the invention

The purpose of the utility model is to provide a negative pressure suction bottle, which is not only easy to operate, but also can meet the needs of different capacities.

In order to achieve the above object, the utility model adopts the following technical scheme: the negative pressure suction bottle includes a liquid accumulation bottle and a bottle cap. It is connected with the vacuum suction pipe, and the vacuum suction pipe is connected with the vacuum device through the control valve. There is a diverter connected with the liquid accumulation bottle on the outside of the liquid accumulation bottle. The diverter is detachably connected with the liquid accumulation bottle, and a floating The floating partition on the liquid is provided with a flow hole, and the side of the floating partition facing away from the vacuum suction pipe is provided with a one-way switch for controlling the one-way conduction of the flow hole.

Further, a closing plug is provided on the floating partition, and a limiting post is provided on the bottle cap, and the closing plug completely closes the liquid suction pipe when the limiting post collides with the floating partition.

Further, a spacer is provided on the floating partition, and the spacer is located between the vacuum suction pipe and the liquid suction pipe when the limiting post collides with the floating partition.

Further, the spacer separates the floating spacer into a first floating spacer and a second floating spacer, the closing plug is arranged on the first floating spacer, and both the first floating spacer and the second floating spacer are The flow holes are provided, and the number of flow holes on the first floating partition is greater than the number of flow holes on the second floating partition.

Further, the flow hole is arranged on the edge of the floating partition, the thickness of the second floating partition is greater than that of the first floating partition, and the first floating partition is provided with a slope, and the slope is from the partition to the edge of the floating partition to down slope.

Further, the flow hole shrinks gradually from top to bottom, the one-way switch is a plate-like structure and is connected to the floating partition through a rotating shaft, and a torsion spring is arranged on the rotating shaft.

Further, the shunt is provided with a liquid storage chamber and a shunt cannula, and the liquid collection bottle is provided with a plug port, and the liquid collection bottle is connected to the liquid storage chamber when the shunt cannula is inserted into the plug port.

Further, the shunt is provided with a downwardly recessed socket, the shunt cannula is arranged on the bottom surface of the socket, a sealing ring and a closing cover are provided at the insertion port, and the shunt cannula extends into the liquid accumulation bottle after opening the closing cover .

Further, a liquid outlet is provided at the bottom of the liquid storage chamber, and a sealing plug is provided at the liquid outlet, and the sealing plug is in an interference fit with the liquid outlet.

Further, the top of the diverter is provided with an overflow connecting pipe, and the side wall of the diverter is provided with a liquid level display window.

After adopting the technical scheme, the utility model has the following advantages:

1. On the one hand, the shunt is connected to the effusion bottle, which increases the capacity of the effusion bottle, which can meet the needs of large-capacity suction in the medical care process. The liquid volume selection connects the shunt to the fluid collection bottle, avoiding the medical staff from carrying the bulky fluid collection bottle and the shunt when dealing with small liquid suction needs such as sputum suction and blood suction, which is more flexible and convenient to use; on the other hand, the floating partition Floating on the liquid, the liquid flowing out from the liquid suction pipe flows into the bottom of the liquid accumulation bottle through the flow hole on the floating partition. When the inside of the liquid accumulation bottle is full of liquid, the liquid flows into the vacuum suction pipe or even the control valve. At the same time, when the liquid is full of the liquid accumulation bottle, the diverter is connected to the liquid accumulation bottle, and the liquid level of the liquid accumulation bottle decreases due to the diversion. The vacuum suction tube above the floating partition is always on, and the suction force of the vacuum suction tube on the liquid collection bottle is always there, so as to ensure the continuous suction of the liquid suction tube, and there is no need to replace and disassemble the suction bottle when facing the demand for large-capacity suction, and can add The capacity of the shunt is expanded to deal with emergencies when the amount of liquid absorbed increases, and the reliability is high.

2. When the closing plug cooperates with the liquid suction pipe, when the liquid accumulation bottle reaches the preset limit liquid level, the closing plug closes the liquid suction pipe, reminding the user that the liquid accumulation bottle is full and needs to increase the diverter to divide liquid, so as to avoid continuous discharge after reaching the preset value. Vacuumize, so that the liquid flows back into the vacuum suction tube through the gap between the floating partition and the bottle wall under the action of pressure. and the liquid suction pipe, so that the vacuum suction pipe is blocked or even the vacuum suction pipe and the liquid suction pipe are ejected, and it is also prevented that the closing plug is inserted too much and cannot fall off from the liquid suction pipe under the action of liquid pressure and its own gravity, affecting subsequent use.

3. The setting of the spacer separates the liquid flowing out of the liquid suction pipe from the vacuum suction pipe, so as to prevent the liquid on the floating partition from flowing into the bottom of the liquid collection bottle to the vacuum suction pipe when the liquid accumulation bottle is full, so that it is sucked into the vacuum suction pipe. There are flow holes on the second floating partition, which is convenient for the liquid flowing into the second floating partition to be quickly discharged to the bottom liquid, and the number of flow holes on the first floating partition is large, which is beneficial to quickly discharge the liquid on the first floating partition of liquid.

4. The thickness of the floating partition is greater than that of the first floating partition, so as to prevent the floating partitions on both sides of the partition from being unbalanced and tipping over after liquid is accumulated on the first floating partition. The first floating baffle is provided with an inclined surface, so that the liquid falling on the first floating baffle can quickly flow to the flow holes on the edge, so as to improve the liquid discharge efficiency of the first floating baffle and prevent the liquid from accumulating on one side of the floating baffle.

5. The setting of the socket is not only conducive to the installation and positioning of the fluid collection bottle and the shunt, but also limits the shaking of the fluid collection bottle and improves the stability of the insertion. Inside the liquid bottle, the liquid accumulation bottle is connected with the shunt, saving time and effort. The setting of the sealing ring prevents the liquid from flowing out along the outer side wall of the shunt cannula when the shunt cannula is inserted into the inside of the liquid accumulation bottle, and the closing cap is used to close the insertion port so that the liquid accumulation bottle can collect liquid when the liquid accumulation bottle is used alone.

Description of drawings

Below in conjunction with accompanying drawing, the utility model is further described:

Fig. 1 is the sectional view of negative pressure suction bottle among the embodiment one;

Fig. 2 is the enlarged view of place A in Fig. 1;

Fig. 3 is the structural diagram of the floating partition in embodiment one;

Fig. 4 is a cross-sectional view of the flow divider in the first embodiment.

detailed description

Embodiment one:

The negative pressure suction bottle that present embodiment provides, as shown in Figure 1 and Figure 2, comprises liquid accumulation bottle 1 and bottle cap 2, and bottle cap 2 is provided with the vacuum suction pipe 3 that all stretches into liquid accumulation bottle 1 and liquid suction pipe 4 , the liquid suction pipe 4 communicates with the vacuum suction pipe 3 through the liquid accumulation bottle 1, and the vacuum suction pipe 3 is connected with the vacuum pumping device through the control valve 5. 6. It is detachably connected with the liquid collection bottle 1. The liquid collection bottle 1 is provided with a floating partition 7 floating on the liquid. The floating partition 7 is provided with a flow hole 71. The liquid flowing out of the liquid suction pipe 4 flows into the floating partition through the flow hole 71. Below the partition 7 , on the side of the floating partition 7 facing away from the vacuum suction pipe 3 , there is a one-way switch 72 for controlling the one-way conduction of the flow hole 71 .

On the one hand, the diverter 6 is connected to the liquid accumulation bottle 1, which increases the capacity of the liquid accumulation bottle 1 and can meet the needs of large-capacity suction in the medical care process. The liquid accumulation bottle 1 and the diverter 6 are detachably connected, so that the medical staff can The shunt 6 can be connected to the effusion bottle 1 according to the suction volume, so as to prevent the medical staff from carrying the bulky effusion bottle 1 and the shunt 6 when dealing with small liquid suction needs such as sputum suction and blood suction, and it is more flexible and convenient to use; On the other hand, the floating dividing plate 7 floats on the liquid, and the liquid flowing out from the liquid suction pipe 4 passes through the flow hole 71 on the floating dividing plate 7 and flows into the bottom of the liquid accumulation bottle 1. The effusion below the movement-blocking floating partition 7 flows back again to prevent the liquid from flowing into the vacuum suction pipe 3 or even the control valve 5 when the inside of the effusion bottle 1 is full of effusion. Connected with the liquid collection bottle 1, the liquid level in the liquid collection bottle 1 drops due to the shunt flow, the vacuum suction tube 3 above the floating partition 7 is always conducting during the whole process, and the suction force of the vacuum suction pipe 3 on the liquid collection bottle 1 always exists, In order to ensure that the liquid suction pipe 4 continues to absorb liquid, there is no need to replace and disassemble the negative pressure suction bottle when facing the demand for large-capacity liquid absorption, and the diverter 6 can be added to expand the capacity to cope with the sudden increase in the amount of liquid absorbed, and the reliability is high.

Referring to FIG. 3 , the floating partition 7 is provided with a closing plug 73 , and the bottle cap 2 is provided with a limiting post 74 , and the closing plug 73 completely closes the liquid suction pipe 4 when the limiting post 74 collides with the floating partition 7 . The closing plug 73 cooperates with the liquid suction pipe 4, and when the liquid accumulation bottle 1 reaches the preset limit liquid level, the closing plug 73 closes the liquid suction pipe 4, prompting the user that the liquid accumulation bottle 1 is full and needs to increase the diverter 6 to divide liquid, so as to avoid reaching the limit liquid level. After the preset value, the vacuum is continued, so that the liquid flows back into the vacuum suction pipe 3 through the gap between the floating partition 7 and the bottle wall under the action of pressure, and the limit post 74 is against the floating partition 7 to prevent the floating partition The plate 7 bears against the vacuum suction pipe 3 and the liquid suction pipe 4 under the action of buoyancy, so that the vacuum suction pipe 3 is blocked and even the vacuum suction pipe 3 and the liquid suction pipe 4 are pushed out, and it is also prevented that the closing plug 73 is inserted too much and cannot withstand the pressure of the liquid and its own gravity. Under the action, it falls off from the liquid suction pipe 4, affecting subsequent use.

A spacer 75 is provided on the floating partition 7 , and the spacer 75 is located between the vacuum suction pipe 3 and the liquid suction pipe 4 when the limiting column 74 is in contact with the floating partition 7 . The spacer 75 separates the floating spacer 7 into a first floating spacer 701 and a second floating spacer 702, the closing plug 73 is arranged on the first floating spacer 701, the first floating spacer 701 and the second floating spacer 702 The edges of each are provided with flow holes 71 , and the number of flow holes 71 on the first floating partition 701 is greater than the number of flow holes 71 on the second floating partition 702 . The setting of septum 75 separates the liquid flowing out of liquid suction pipe 4 from vacuum suction pipe 3, so as to prevent the liquid on floating partition 7 from flowing into the bottom of liquid collection bottle 1 from flowing to vacuum suction pipe 3 when liquid accumulation bottle 1 is full. Suction in the vacuum suction pipe 3, the second floating partition 702 is provided with a flow hole 71, which is convenient for the liquid flowing into the second floating partition 702 to be quickly discharged to the bottom liquid accumulation, the number of flow holes 71 on the first floating partition 701 More, it is beneficial to quickly discharge the liquid on the first floating partition 701.

At the same time, the thickness of the second floating partition 702 is greater than that of the first floating partition 701, so as to prevent the floating partitions 7 on both sides of the partition 75 from being unbalanced and tipping over after the liquid is accumulated on the first floating partition 701. A slope 76 is provided on the first floating partition 701 , and the slope 76 slopes downward from the partition 75 to the edge of the first floating partition 701 . The setting of the slope 76 enables the liquid falling on the first floating partition 701 to quickly flow to the flow hole 71 at the edge, thereby improving the liquid drainage efficiency of the first floating partition 701 and preventing the liquid from accumulating on one side of the floating partition 7 .

The circulation hole 71 shrinks gradually from top to bottom. The one-way switch 72 is a plate-shaped structure and is connected to the floating partition 7 through a rotating shaft 721 , and a torsion spring is arranged on the rotating shaft 721 . When the flow hole 71 shrinks from top to bottom, the discharge pressure of the flow hole 71 is increased to ensure that the floating baffle 7 is always floating on the accumulated liquid, which is beneficial to the rapid discharge of the liquid on the floating baffle 7 and also helps to reduce the pressure on the flow hole 71. The size of one-way switch 72 at the outlet. The one-way switch 72 is connected to the floating partition 7 through a rotating shaft 721 provided with a torsion spring, and the liquid in the flow hole 71 acts on the one-way switch 72, and the one-way switch 72 is pressed and rotated downward to open the outlet of the flow hole 71 so that The liquid flows out, and at the same time, after the liquid in the flow hole 71 flows out, the one-way switch 72 is close to the floating partition 7 again to close the flow hole 71 under the effect of the elastic force of the torsion spring, and the one-way switch 72 is limited by the floating partition 7 at the same time. The position effect cannot be rotated upwards, so as to avoid the excessive suction force of the vacuum suction pipe 3 and open the flow hole 71 upwards.

4, the shunt 6 is provided with a liquid storage cavity 61 and a socket 62, the socket 62 is recessed downward for the placement of the liquid accumulation bottle 1, the bottom surface of the socket 62 is provided with a shunt cannula 63, and the bottom of the liquid accumulation bottle 1 is provided with The insertion port 11 , the liquid accumulation bottle 1 communicates with the liquid storage chamber 61 when the shunt cannula 63 is inserted into the insertion port 11 . The setting of socket 62 is not only beneficial to the installation and positioning of effusion bottle 1 and shunt 6, but also limits the shaking of effusion bottle 1 and improves the stability of plugging. The interface 11 extends into the inside of the liquid accumulation bottle 1, so that the liquid accumulation bottle 1 and the shunt 6 are connected, saving time and effort.

The insertion port 11 is provided with a sealing ring 12 and a closing cover 13 , and the shunt cannula 63 pushes off the closing cover 13 and extends into the liquid accumulation bottle 1 . The setting of the sealing ring 12 prevents the liquid from flowing out along the outer side wall of the shunt cannula 63 when the shunt cannula 63 is inserted into the inside of the effusion cannula 1, and the closing cover 13 is used to close the socket 11 so that the liquid effusion bottle 1 can be used alone to collect liquid .

The bottom of the liquid storage chamber 61 is provided with a liquid outlet 64, the liquid outlet 64 is provided with a sealing plug 8, the sealing plug 8 is in interference fit with the liquid outlet 64, and the sealing plug 8 is provided with a threaded connection with the liquid outlet 64. The connection part 81 is provided with an operation part 82 exposed outside the flow divider 6 on the connection part 81 . The operating part 82 drives the connecting part 81 to rotate to make the sealing plug 8 cooperate with the liquid outlet 64, so as to ensure the sealing connection between the sealing plug 8 and the liquid outlet 64 during use, and when the medical staff cleans the liquid inside the shunt 6, manually rotate The operation part 82 only needs to open the liquid outlet 64 .

The top of the flow divider 6 is provided with an overflow connecting pipe 9, which can communicate with another flow divider 6 to realize the shunting of the liquid in the flow divider 6 and further expand the liquid storage capacity of the liquid accumulation bottle 1. At the same time, the overflow connecting pipe 9 It can be connected with the water inlet pipe to facilitate the flushing of the shunt liquid storage chamber 61. The side wall of the shunt 6 is provided with a liquid level display window 10, which is convenient for medical staff to check the current liquid level at any time, so as to decide whether to connect another shunt 6 in series .

In addition to the above-mentioned preferred embodiment, the utility model also has other implementation modes, those skilled in the art can make various changes and deformations according to the utility model, as long as they do not depart from the spirit of the utility model, all should belong to the appended rights of the utility model The scope defined by the requirement.

Claims (10)

1. negative-pressure suction bottle, including hydrops Bottle and bottle cap, bottle cap are provided with the vaccum suction pipe and liquid suction tube for stretching into hydrops bottle, Liquid suction tube is connected by hydrops bottle with vaccum suction pipe, and vaccum suction pipe is connected by control valve with vacuum extractor, and its feature exists In：The hydrops bottle outside is provided with the current divider connected with hydrops bottle, and current divider is detachably connected with hydrops bottle, is set in hydrops bottle There is the float partition floated on liquid, float partition is provided with opening, and float partition is provided with away from the side of vaccum suction pipe Control the single-way switch of opening one-way conduction.

2. negative-pressure suction bottle according to claim 1, it is characterised in that：The float partition is provided with closing cock, bottle cap Limited post is provided with, closing cock completely encloses liquid suction tube when limited post is contacted on float partition.

3. negative-pressure suction bottle according to claim 2, it is characterised in that：The float partition is provided with partition, and partition exists It is located at when limited post is contacted on float partition between vaccum suction pipe and liquid suction tube.

4. negative-pressure suction bottle according to claim 3, it is characterised in that：Float partition is divided into first and floated by the partition Dynamic dividing plate and the second float partition, closing cock is on the first float partition, on the first float partition and on the second float partition It is equipped with quantity of the quantity of opening on the opening, the first float partition more than opening on the second float partition.

5. negative-pressure suction bottle according to claim 4, it is characterised in that：The opening is located at the edge of float partition On, the thickness of the second float partition is more than the first float partition, and the first float partition is provided with inclined-plane, and inclined-plane is from partition to floating Separator edge is tilted down.

6. the negative-pressure suction bottle according to claim 1 to 5 any one, it is characterised in that：The opening is from top to bottom Gradually taper up, single-way switch is platy structure and be connected by rotating shaft with float partition that rotating shaft is provided with torsion spring.

7. the negative-pressure suction bottle according to claim 1 to 5 any one, it is characterised in that：The current divider is provided with storage Sap cavity and shunting are intubated, and hydrops bottle is provided with interface, and hydrops bottle connects liquid storage cylinder in shunting intubation insertion interface.

8. negative-pressure suction bottle according to claim 7, it is characterised in that：The current divider is provided with inserting to lower recess Seat, shunting intubation is provided with sealing ring and closing cap at the bottom surface of socket, interface, and shunting intubation top is opened to be stretched into after closing cap In hydrops bottle.

9. negative-pressure suction bottle according to claim 7, it is characterised in that：The bottom of the liquid storage cylinder is provided with liquid outlet, goes out Sealing-plug is provided with liquid mouthful, sealing-plug is interference fitted with liquid outlet.

10. the negative-pressure suction bottle according to claim 1 to 5 any one, it is characterised in that：Set at the top of the current divider There is overflow connecting tube, the side wall of current divider is provided with liquid level display window.