CN214807176U

CN214807176U - Novel drainage bag

Info

Publication number: CN214807176U
Application number: CN202120333061.5U
Authority: CN
Inventors: 薄瑞娟; 崔书平; 赵金荣; 曾博文; 刘飞; 窦志; 闫雪芳
Original assignee: Affiliated Hospital Of Academy School Military Medical University Of People's Liberation Army Of China
Current assignee: Affiliated Hospital Of Academy School Military Medical University Of People's Liberation Army Of China
Priority date: 2021-02-05
Filing date: 2021-02-05
Publication date: 2021-11-23
Anticipated expiration: 2031-02-05

Abstract

The utility model relates to a novel drainage bag, which comprises a bag body, a flow guide pipe and a liquid discharge pipe, wherein the flow guide pipe and the liquid discharge pipe are connected with the bag body; the drainage pipe is arranged at the upper part of the bag body, the first valve and the backflow prevention device are arranged on the drainage pipe, the middle part of the back surface of the bag body is provided with an adhesive part, release paper is adhered on the adhesive part, the liquid outlet pipe is arranged at the lower part of the bag body, and the second valve is arranged on the liquid outlet pipe; the first valve is used for controlling liquid in the human body to flow into the bag body, the backflow prevention device is used for preventing the liquid in the bag body from flowing back to the flow guide pipe from the bag body, and the second valve is used for controlling the liquid in the bag body to be discharged. The utility model discloses set up the drainage bag and leave type paper, when not having the gallows in the ward, can tear from type paper from bonding portion, paste the drainage bag through bonding portion and put on bed, on the wall etc. place the drainage bag at fixed position. The backflow prevention device is arranged for preventing liquid in the bag body from flowing back to the flow guide pipe from the bag body, so that the human body is prevented from being injured.

Description

Novel drainage bag

Technical Field

The utility model relates to the technical field of medical equipment, concretely relates to novel drainage bag.

Background

The drainage bag is commonly used for external drainage and storing liquid such as urine of a patient, is an auxiliary device of medical equipment, and is very widely applied. The drainage bag is generally provided with a hanging rope, and the drainage bag is hung on a hanging bracket when in use, but in some cases, the hanging bracket may not be arranged in a ward, and the drainage bag cannot be placed; moreover, the existing drainage bag has poor function of preventing backflow, the drainage bag is not squeezed, liquid inside the drainage bag flows reversely easily, and certain adverse effect is brought to a user.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem of providing a novel drainage bag to solve the problem in the above-mentioned background art.

In order to solve the above problems, the utility model adopts the following technical proposal:

a novel drainage bag comprises a bag body, a flow guide pipe and a liquid discharge pipe, wherein the flow guide pipe and the liquid discharge pipe are connected with the bag body; the drainage pipe is arranged at the upper part of the bag body, the first valve and the backflow prevention device are arranged on the drainage pipe, the middle part of the back surface of the bag body is provided with an adhesive part, release paper is adhered on the adhesive part, the liquid outlet pipe is arranged at the lower part of the bag body, and the second valve is arranged on the liquid outlet pipe;

the first valve is used for controlling liquid in the human body to flow into the bag body, the backflow prevention device is used for preventing the liquid in the bag body from flowing back to the flow guide pipe from the bag body, and the second valve is used for controlling the liquid in the bag body to be discharged.

As a further improvement of the utility model, both ends still are equipped with the connecting hole about the bag body, the connecting hole is used for connecting the rope binding.

As a further improvement of the utility model, the outer wall of the connecting hole is wrapped with a metal ring.

As a further improvement of the present invention, the backflow prevention device comprises a housing, a piston and a spring, the flow guide pipe is arranged inside the housing, the piston and the spring are both arranged inside the housing, one end of the spring is connected with the piston, and the other end is connected with the inside of the housing; the piston is used for making the inside of the shell circulate with the honeycomb duct and making the inside of the shell block with the honeycomb duct by the downward movement under the action of liquid pressure and the spring when liquid flows to the human body from the bag body when the liquid flows to the bag body from the human body, and preventing the liquid from flowing back to the human body from the honeycomb duct by the upward movement of the piston under the action of the liquid pressure and the spring.

As a further improvement of the utility model, a cylindrical liquid inlet, a first channel, a second channel, a third channel, a fourth channel and a liquid outlet are sequentially arranged in the shell from top to bottom; the diameter of the first channel is smaller than that of the liquid inlet and that of the second channel, the diameter of the third channel is smaller than that of the second channel and larger than that of the first channel and that of the fourth channel, and the diameter of the liquid outlet is larger than that of the fourth channel;

the piston is cylindrical, the outer diameter of the piston is equal to the diameter of the third channel, a plurality of through holes are formed in the upper portion of the outer wall of the piston, and the length of the piston is larger than that of the third channel and smaller than the sum of the lengths of the third channel and the fourth channel; the closed end of the piston is close to the liquid inlet and is upwards contracted into a cone shape;

one end of the spring is connected with the inner top of the piston, and the other end of the spring is connected with the inner wall of the shell between the third channel and the fourth channel.

As a further improvement of the utility model, the inlet with be equipped with conical passageway five between the passageway two, the upper portion of passageway five with the sub-unit connection of inlet, the lower part with the upper portion of passageway two is connected.

As a further improvement, the front main body and the lower left corner of the bag body are provided with scales.

As a further improvement of the utility model, the upper part of the bag body is provided with a lifting rope.

As a further improvement of the utility model, the backflow preventer is made of plastic.

Adopt the produced beneficial effect of above-mentioned technical scheme to lie in:

the utility model discloses set up the drainage bag and leave type paper, when not having the gallows in the ward, can tear from type paper from bonding portion, paste the drainage bag through bonding portion and put on bed, on the wall etc. place the drainage bag at fixed position. The backflow prevention device is arranged for preventing liquid in the bag body from flowing back to the flow guide pipe from the bag body, so that the human body is prevented from being injured. Set up the connecting hole, wear to establish the rope at connecting hole department, it is fixed with the drainage bag, prevent that bonding portion from reducing owing to long-time use viscidity, the drainage bag drops.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic front view of the present invention.

Fig. 2 is a schematic diagram of the back structure of the present invention.

Fig. 3 is a schematic structural view of the backflow prevention device in normal use of the present invention.

Fig. 4 is a schematic structural view of the backflow prevention device of the present invention when a backflow occurs.

Wherein: 1. the anti-backflow device comprises a bag body, 2, a flow guide pipe, 3, a liquid discharge pipe, 4, an anti-backflow device, 41, a shell, 42, a piston, 43, a spring, 44, a liquid inlet, 45, a first passage, 46, a second passage, 47, a third passage, 48, a fourth passage, 49, a liquid outlet, 410, a through hole, 411, a fifth passage, 5, a second valve, 6, a first valve, 7, a connecting hole, 8, a bonding part, 9, scales, 10, a lifting rope, 100 and liquid.

Detailed Description

To make the objects, aspects and advantages of the present invention clearer, and in accordance with the following detailed description of certain embodiments of the present invention, it is to be understood that the terms "center," "vertical," "horizontal," "up," "down," "front," "back," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientation or positional relationship shown in the accompanying drawings, which are used for convenience of description and simplicity of illustration, and are not intended to indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present invention.

The novel drainage bag shown in fig. 1-4 comprises a bag body 1, a drainage pipe 2 and a liquid discharge pipe 3, wherein the drainage pipe 2 and the liquid discharge pipe are connected with the bag body 1; the honeycomb duct 2 is arranged at the upper part of the bag body 1, a first valve 6 and a backflow prevention device 4 are arranged on the honeycomb duct, an adhesive part 8 is arranged in the middle of the back of the bag body 1, release paper is adhered to the adhesive part 8, the liquid outlet pipe is arranged at the lower part of the bag body 1, and a second valve 5 is arranged on the liquid outlet pipe;

the first valve 6 is used for controlling the liquid 100 in the human body to flow into the bag body 1, the backflow preventing device 4 is used for preventing the liquid 100 in the bag body 1 from flowing back into the flow guide pipe 2 from the bag body 1, and the second valve 5 is used for controlling the liquid 100 in the bag body 1 to be discharged.

The guide pipe 2 is connected with a human body and used for introducing the liquid 100 into the bag body 1 from the human body, the inflow of the liquid 100 is controlled through the first valve 6, the bag body 1 is used for storing the liquid 100 in the human body, and when the liquid 100 in the bag body 1 reaches a certain degree, the second valve 5 is adjusted, and the liquid 100 flows out through the liquid discharge pipe 3. The positive main part and the lower left corner of bag body 1 all are equipped with scale 9 for measure the interior liquid 100 volume of bag body 1, when the interior liquid 100 volume of bag body 1 hour, can shift liquid 100 to the lower left corner reading. The upper part of the bag body 1 is provided with a lifting rope 10, so that the drainage bag is convenient to place on a hanging bracket and other positions; the drainage bag back sets up bonding portion 8 and leaves type paper, when not having the gallows in the ward, can tear off type paper from bonding portion 8, pastes the drainage bag through bonding portion 8 and puts on the bed, wall etc. position.

In this embodiment, the left and right ends of the bag body 1 are further provided with connecting holes 7, and the connecting holes 7 are used for connecting binding ropes. When bonding the drainage bag to fixed position, for preventing bonding portion 8 because long-time use viscidity diminishes, the drainage bag drops, can wear to establish at connecting hole 7 and tie up the rope, and two connecting hole 7 punishments are worn to establish respectively and are tied up the rope, utilize two to tie up the rope and bind the drainage bag at fixed position. Because the preparation material of drainage bag generally all is medical transparent material, for avoiding the ligature rope that connecting hole 7 department wore to establish to damage the drainage bag the parcel has the becket on the outer wall of connecting hole 7, increases the intensity of connecting hole 7 department drainage bag.

Further, the backflow prevention device 4 comprises a housing 41, a piston 42 and a spring 43, the flow guide tube 2 is arranged inside the housing 41, the piston 42 and the spring 43 are both arranged inside the housing 41, one end of the spring 43 is connected with the piston 42, and the other end is connected with the inside of the housing 41; the piston 42 is used for making the inside of the shell 41 communicate with the flow guide pipe 2 by the downward movement of the piston 42 under the pressure of the liquid 100 and the action of the spring 43 when the liquid 100 flows from the human body to the bag body 1, and for making the inside of the shell 41 block the flow guide pipe 2 by the upward movement of the piston 42 under the pressure of the liquid 100 and the action of the spring 43 when the liquid 100 flows from the bag body 1 to the human body, so as to prevent the liquid 100 from flowing back to the human body from the flow guide pipe 2.

A cylindrical liquid inlet 44, a first channel 45, a second channel 46, a third channel 47, a fourth channel 48 and a liquid outlet 49 are sequentially arranged in the shell 41 from top to bottom; wherein the diameter of the first channel 45 is smaller than the diameter of the liquid inlet 44 and the diameter of the second channel 46, the diameter of the third channel 47 is smaller than the diameter of the second channel 46 and larger than the diameters of the first channel 45 and the fourth channel 48, and the diameter of the liquid outlet 49 is larger than the diameter of the fourth channel 48; the flow guide tube 2 is inserted into the liquid inlet 44 and the liquid outlet 49, and is connected to the housing 41.

The piston 42 is cylindrical, the outer diameter of the piston is equal to the diameter of the third passage 47, and the upper part of the outer wall of the piston is provided with a plurality of through holes 410; the closed end of the piston 42 is close to the liquid inlet 44 and is tapered upwards;

one end of the spring 43 is connected to the inner top of the piston 42, and the other end is connected to the inner wall of the housing 41 between the third passage 47 and the fourth passage 48.

Further, a tapered channel five 411 is arranged between the liquid inlet 44 and the channel two 46, the upper part of the channel five 411 is connected with the lower part of the liquid inlet 44, and the lower part of the channel five is connected with the upper part of the channel two 46. The length of piston 42 should be greater than the length of channel three 47 and less than the sum of the lengths of channel three 47 and channel four 48. And, the manufacturing material of the backflow preventer 4 is plastic.

As shown in fig. 3, when the liquid 100 flows from the human body into the bag body 1, the piston 42 is pushed to move downward by the pressure of the liquid 100, so that the piston 42 slides in the third channel 47 while the spring 43 contracts until the bottom of the piston 42 contacts the inner wall of the housing 41 between the third channel 47 and the fourth channel 48. The liquid 100 sequentially flows into the draft tube 2 and the bag body 1 at the lower part of the backflow preventer 4 through the liquid inlet 44, the channel five 411, the channel one 45, the channel two 46, the through hole 410, the channel three 47, the channel four 48 and the liquid outlet 49.

As shown in fig. 4, when the liquid 100 flows from the bag body 1 to the human body, the piston 42 is pushed upward by the pressure of the liquid 100, so that the piston 42 slides in the third channel 47, and the spring 43 extends until the top of the piston 42 contacts the inner wall of the housing 41 between the first channel 45 and the second channel 46, namely, the conical shape of the top of the piston 42 contacts the inner wall of the housing 41, so that the passage between the first channel 45 and the second channel 46 is cut off, and the liquid 100 is prevented from flowing from the second channel 46 to the first channel 45.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the embodiments of the present invention.

Claims

1. A novel drainage bag is characterized in that: which comprises a bag body (1), a flow guide pipe (2) and a liquid discharge pipe (3) which are connected with the bag body (1); the drainage pipe (2) is arranged at the upper part of the bag body (1), a first valve (6) and a backflow prevention device (4) are arranged on the drainage pipe (3), a second valve (5) is arranged on the drainage pipe, the middle of the back of the bag body (1) is provided with an adhesive part (8), and release paper is adhered to the adhesive part (8);

the first valve (6) is used for controlling liquid (100) in the human body to flow into the bag body (1), the backflow preventing device (4) is used for preventing the liquid (100) in the bag body (1) from flowing back into the flow guide pipe (2) from the bag body (1), and the second valve (5) is used for controlling the liquid (100) in the bag body (1) to be discharged.

2. The novel drainage bag of claim 1, wherein: the left end and the right end of the bag body (1) are also provided with connecting holes (7), and the connecting holes (7) are used for connecting binding ropes.

3. The novel drainage bag of claim 2, wherein: the outer wall of the connecting hole (7) is wrapped with a metal ring.

4. The novel drainage bag of claim 1, wherein: the backflow prevention device (4) comprises a shell (41), a piston (42) and a spring (43), the flow guide pipe (2) is arranged inside the shell (41), the piston (42) and the spring (43) are both arranged inside the shell (41), one end of the spring (43) is connected with the piston (42), and the other end of the spring is connected with the inside of the shell (41); the piston (42) is used for enabling the interior of the shell (41) to be communicated with the flow guide pipe (2) through downward movement under the action of the pressure of the liquid (100) and the spring (43) when the liquid (100) flows to the bag body (1) from a human body, and enabling the interior of the shell (41) to be blocked with the flow guide pipe (2) through upward movement under the action of the pressure of the liquid (100) and the spring (43) when the liquid (100) flows to the human body from the bag body (1), so that the liquid (100) is prevented from flowing back to the human body from the flow guide pipe (2).

5. The novel drainage bag of claim 4, wherein: a cylindrical liquid inlet (44), a first channel (45), a second channel (46), a third channel (47), a fourth channel (48) and a liquid outlet (49) are sequentially arranged in the shell (41) from top to bottom; wherein the diameter of the first channel (45) is smaller than the diameter of the liquid inlet (44) and the diameter of the second channel (46), the diameter of the third channel (47) is smaller than the diameter of the second channel (46) and larger than the diameters of the first channel (45) and the fourth channel (48), and the diameter of the liquid outlet (49) is larger than the diameter of the fourth channel (48);

the piston (42) is cylindrical, the outer diameter of the piston is equal to the diameter of the channel III (47), a plurality of through holes (410) are formed in the upper portion of the outer wall of the piston, and the length of the piston (42) is larger than that of the channel III (47) and smaller than the sum of the lengths of the channel III (47) and the channel IV (48); the closed end of the piston (42) is close to the liquid inlet (44) and is tapered upwards;

one end of the spring (43) is connected with the inner top of the piston (42), and the other end of the spring is connected with the inner wall of the shell (41) between the third channel (47) and the fourth channel (48).

6. The novel drainage bag of claim 5, wherein: a conical channel five (411) is arranged between the liquid inlet (44) and the channel two (46), the upper part of the channel five (411) is connected with the lower part of the liquid inlet (44), and the lower part of the channel five (411) is connected with the upper part of the channel two (46).

7. The novel drainage bag of claim 1, wherein: the front main body and the lower left corner of the bag body (1) are provided with scales (9).

8. The novel drainage bag of claim 1, wherein: the upper part of the bag body (1) is provided with a lifting rope (10).

9. The novel drainage bag of claim 1, wherein: the backflow prevention device (4) is made of plastic.