CN219001377U

CN219001377U - Negative pressure drainage bottle

Info

Publication number: CN219001377U
Application number: CN202223331548.3U
Authority: CN
Inventors: 陶文学
Original assignee: Gansu Wuwei Tumour Hospital (wuwei Medical Science Research Institute
Current assignee: Gansu Wuwei Tumour Hospital (wuwei Medical Science Research Institute
Priority date: 2022-12-13
Filing date: 2022-12-13
Publication date: 2023-05-12
Anticipated expiration: 2032-12-13

Abstract

A negative pressure drainage bottle relates to the technical field of medical appliances, and comprises a bottle body, wherein a partition board is arranged in the bottle body, an air outlet pipe is arranged on the top surface of the bottle body, the air outlet pipe penetrates through the partition board, and a one-way air valve is arranged on the air outlet pipe; the utility model has reasonable design and simple structure, when the liquid in the floating cavity is too high, the ball floats upwards by utilizing the buoyancy principle, the through hole in the groove at the top of the floating cavity is blocked, and the backflow of drainage liquid to an affected part can be prevented from happening to be infected in a retrograde way; and the device can be hung and placed through the support frame and the hooks, so that the negative pressure bottle is prevented from being placed on a horizontal plane and being carelessly touched to damage the device.

Description

Negative pressure drainage bottle

Technical Field

The utility model relates to the technical field of medical instruments, in particular to a negative pressure drainage bottle.

Background

Respiratory diseases are common diseases and frequently-occurring diseases, and are mainly characterized in that the diseases are in the trachea, bronchi, lungs and thoracic cavities, the cough, chest pain and respiration of the patient with light diseases are affected, the patient with heavy diseases is dyspnea and hypoxia, even the respiratory failure is fatal, one end of a drainage tube is placed in the thoracic cavity, and the other end of the drainage tube is connected with a water seal tube which is lower than the drainage tube so as to discharge gas or collect liquid in the thoracic cavity, so that lung tissues are re-opened to recover functions, and the drainage tube has very important effects on treatment of diseases after drainage and thoracotomy of the pneumothorax and the empyema. The existing negative pressure drainage bottle lacks the function of preventing reverse suction, and if the drainage bottle is not replaced in time after the drainage bottle is full, drainage liquid can flow back to an affected part through the drainage tube to cause retrograde infection. The existing negative pressure drainage bottle is generally placed on the horizontal plane in use, but if someone touches the bottle carelessly, the negative pressure bottle can be knocked down, so that the device is damaged, the use is affected, and certain adverse effects are brought to the use process of people.

Disclosure of Invention

The utility model provides a negative pressure drainage bottle aiming at the problems.

The specific technical scheme is as follows: the bottle comprises a bottle body, wherein a partition plate is arranged in the bottle body, the top surface of the bottle body is provided with an air outlet pipe, the air outlet pipe penetrates through the partition plate, and a one-way air valve is arranged on the air outlet pipe; the anti-suck-back component is arranged on the partition plate and comprises a buoyancy cavity for the nylon balls to freely move, a spherical groove is formed in the top of the buoyancy cavity, a through hole communicated with the inside of the buoyancy cavity is formed in the center of the groove, an isolation net is arranged at the bottom of the buoyancy cavity, the nylon balls are located above the isolation net, and a liquid inlet pipe is connected to the top of the buoyancy cavity; the side wall of bottle is close to bottom department fixedly connected with drain pipe, install the drain valve on the drain pipe, the outside cover of bottle is equipped with the support frame, the trailing flank fixedly connected with couple of support frame.

Preferably, the spherical curvature of the groove is consistent with the surface curvature of the nylon ball, and when the buoyancy cavity is filled with liquid, the nylon ball floats upwards into the groove to form a structure for closing the through hole at the top of the buoyancy cavity.

Preferably, the surface of the buoyancy cavity, which is contacted with the nylon ball, is in smooth transition.

Preferably, the support frame comprises a base and a fixing frame, the bottom of the bottle body is fixedly connected in the base, the fixing frame is fixed on the outer side of the bottle body, the base is fixedly connected with the fixing frame through a connecting rod, and the hook is fixedly connected with the rear side wall of the fixing frame.

Preferably, a notch is formed in the base, and the liquid discharge pipe penetrates through the notch.

Preferably, the top of bottle is installed and is led to the liquid pipe, the bottom of leading to the liquid pipe runs through the baffle sets up, it has the top cap to lead to the liquid pipe upper cover.

Preferably, a sealing layer is arranged on the inner side wall of the top cover, and the top cover is connected to the top of the liquid through pipe through threads.

Preferably, the side wall of the bottle body is provided with scale marks.

The utility model provides a negative pressure drainage bottle, which has the beneficial effects that compared with the prior art:

(1): the utility model has reasonable design and simple structure, when the liquid in the floating cavity is too high, the nylon ball floats upwards by utilizing the buoyancy principle, the through hole in the groove at the top of the floating cavity is blocked, and the backflow of drainage liquid to the affected part can be prevented to generate retrograde infection;

(2): the device can be hung and placed through the supporting frame and the hooks, so that the negative pressure bottle is prevented from being carelessly touched on a horizontal plane to damage the device.

Drawings

Fig. 1: is the whole structure diagram of the utility model.

Fig. 2: is the overall front view of the present utility model.

Fig. 3: is the overall left view of the present utility model.

Fig. 4: is the overall right view of the present utility model.

Fig. 5: is a structural diagram of the anti-suck-back component in the utility model.

In the figure: 1-bottle, 2-baffle, 3-outlet duct, 4-one-way air valve, 5-nylon ball, 6-buoyancy chamber, 7-recess, 8-opening, 9-separation net, 10-feed liquor pipe, 11-drain pipe, 12-drain valve, 13-support frame, 14-couple, 15-base, 16-fixed frame, 17-connecting rod, 18-opening, 19-drain pipe, 20-top cap.

Detailed Description

The following description of the embodiments of the present utility model will be made more apparent and fully hereinafter with reference to the accompanying drawings, in which some, but not all embodiments of the utility model are shown. All other embodiments, which may be made by those skilled in the art without the inventive faculty, are intended to be within the scope of the present utility model, and in the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are directions or positional relationships based on the drawings, which are merely for convenience of description and simplification of the description, and do not indicate or imply that the apparatus or elements referred to must have a specific direction, be constructed and operated in a specific direction, and thus should not be construed as limiting the present utility model.

Furthermore, the terms "first," "second," "third," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying any particular importance in the description of the present utility model, but rather as being construed broadly as the terms "mounted," "connected," "coupled," or "connected" unless expressly specified or limited otherwise, e.g., as either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

The utility model will now be described in further detail by way of specific examples of embodiments in connection with the accompanying drawings.

Embodiment one: as shown in fig. 1 to 4, a negative pressure drainage bottle comprises a bottle body 1, wherein the bottle body 1 can be preferably made of a cuboid structure or a cylindrical structure and other relatively regular shapes, the bottle body 1 can be preferably made of plastic, and at least the side wall of the bottle body 1 is made of transparent plastic so as to view drainage liquid inside.

Be provided with baffle 2 in the bottle 1, baffle 2 can set up with bottle 1 integrated into one piece, and the top surface of bottle 1 is provided with outlet duct 3, and outlet duct 3 and bottle 1 integrated into one piece set up, and outlet duct 3 runs through baffle 2 setting, installs one-way air valve 4 on the outlet duct 3, and one-way air valve 4 adopts prior art, and one-way air valve 4 includes that gas is taken out from bottle 1 inside.

As shown in fig. 5, the baffle 2 is provided with a reverse suction prevention component, the reverse suction prevention component comprises a buoyancy cavity 6 for the nylon ball 5 to freely move, the top of the buoyancy cavity 6 is provided with a spherical groove 7, the spherical curvature of the groove 7 is consistent with the surface curvature of the nylon ball 5, so that the groove 7 can form surface contact with the nylon ball 5, and compared with the line contact sealing effect without the groove 7 before, the line contact sealing effect is better. When the buoyancy cavity 6 is filled with liquid, the nylon balls 5 float up into the grooves 7 to form a structure for closing the top through holes 8 of the buoyancy cavity 6.

The surface of the buoyancy cavity 6, which is contacted with the nylon ball 5, is in smooth transition, so that abrasion caused by friction of the nylon ball 5 is prevented, and the service life of the nylon ball 5 is prolonged.

The center of the groove 7 is provided with a through hole 8 communicated with the inside of the buoyancy cavity 6, the bottom of the buoyancy cavity 6 is provided with an isolation net 9, the nylon balls 5 are positioned above the isolation net 9, the isolation net 9 and the floating cavity 6 are integrally formed, the isolation net 9 is arranged, and the isolation net 9 plays a role in supporting the nylon balls 5.

The top of the buoyancy cavity 6 is connected with a liquid inlet pipe 10, and the liquid inlet pipe 10 and the buoyancy cavity 6 are integrally formed.

The lateral wall of bottle 1 is close to bottom department fixedly connected with drain pipe 11, and drain pipe 11 and bottle 1 integrated into one piece set up, installs drain valve 12 on the drain pipe 11, and drain valve 12 adopts prior art, and drain valve 12 opens, can discharge the liquid in the bottle 1.

The outer cover of the bottle body 1 is provided with a supporting frame 13, and the back side surface of the supporting frame 13 is fixedly connected with a hook 14.

The support frame 13 comprises a base 15 and a fixing frame 16, the bottom of the bottle body 1 is fixedly connected in the base 15 through water-passing strong glue, the fixing frame 16 is fixedly arranged on the outer side of the bottle body 1 through strong glue, the base 15 and the fixing frame 16 are fixedly connected through a connecting rod 17, two ends of the connecting rod 1 are respectively integrally formed with the base 15 and the fixing frame 16, the hook 14 is fixedly connected to the rear side wall of the fixing frame 16, and the hook 14 and the fixing frame 16 are integrally formed. The device can be hung and placed through the supporting frame 13 and the hanging hook 14, so that the device is prevented from being damaged due to the fact that the negative pressure bottle is placed on the horizontal plane carelessly.

The base 15 is provided with a notch 18, and the liquid discharge pipe 11 penetrates through the notch 18.

The working principle is as follows: when in use, the one-way air valve 4 on the air outlet pipe 3 is clamped, the liquid inlet pipe 10 is connected with the drainage tube at the incision of a patient, then the sterile syringe or the air pump is connected, the one-way air valve 4 is opened, and when the required negative pressure in the bottle is reached, the one-way air valve 4 is closed. When normal drawing liquid, liquid flows to bottle 1 inside through buoyancy chamber 6, and the inside liquid of bottle 1 rises gradually, rises to the back of floating chamber 6 bottom, and liquid will get into inside the floating chamber 6 after rising continuously, when the inside liquid of floating chamber 6 is too high, nylon ball 5 upwards floats by the principle of buoyancy, blocks up the through-hole 8 in the recess 7 at floating chamber 6 top, can prevent that drainage from flowing back to the affected part and take place retrograde infection.

Embodiment two: on the basis of the above embodiment, further, the liquid-passing pipe 19 is installed at the top of the bottle 1, the liquid-passing pipe 19 can be integrally formed with the bottle 1, the bottom of the liquid-passing pipe 19 is arranged through the partition plate 2, and the top cover 20 is covered on the liquid-passing pipe 19.

Wherein, the inside wall of top cap 20 is provided with the sealing layer, is provided with the holding tank that holds the sealing layer on the top cap 20, and the sealing layer plays sealed effect between top cap 20 and the liquid pipe 19, guarantees that gas can not leak from the gap between top cap 20 and the liquid pipe 19. In the embodiment, the sealing layer is made of rubber materials, and sealing effect can be achieved by selecting other types of sealing elements in practical application.

The embodiment is provided with the liquid through pipe 19 and the top cover 20, the top cover 20 is opened, the bottle body 1 is conveniently washed, and the bottle body 1 can be kept clean when being repeatedly used.

Embodiment III: further, on the basis of the above embodiment, the side wall of the bottle body 1 is provided with scale marks. Graduation lines are provided so that nurses and doctors can precisely measure the amount of drainage liquid in the bottle body 1 through the graduation lines.

In summary, the utility model has reasonable design and simple structure, when the liquid in the floating cavity is too high, the nylon ball floats upwards by utilizing the buoyancy principle, the through hole in the groove at the top of the floating cavity is blocked, and the backflow of drainage liquid to the affected part can be prevented to generate retrograde infection; and the device can be hung and placed through the support frame and the hooks, so that the negative pressure bottle is prevented from being placed on a horizontal plane and being carelessly touched to damage the device.

While the present utility model has been particularly shown and described with reference to a preferred embodiment, a number of methods and instrumentalities embodying the present utility model, the foregoing is merely a preferred embodiment of the present utility model, it will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the utility model as defined by the appended claims.

Claims

1. The negative pressure drainage bottle comprises a bottle body (1) and is characterized in that a partition plate (2) is arranged in the bottle body (1), an air outlet pipe (3) is arranged on the top surface of the bottle body (1), the air outlet pipe (3) penetrates through the partition plate (2), and a one-way air valve (4) is arranged on the air outlet pipe (3); the anti-suck-back assembly is mounted on the partition plate (2), and comprises a buoyancy cavity (6) for the nylon balls (5) to freely move, a spherical groove (7) is formed in the top of the buoyancy cavity (6), a through hole (8) communicated with the inside of the buoyancy cavity (6) is formed in the center of the groove (7), an isolation net (9) is arranged at the bottom of the buoyancy cavity (6), the nylon balls (5) are located above the isolation net (9), and a liquid inlet pipe (10) is connected to the top of the buoyancy cavity (6); the side wall of bottle (1) is close to bottom department fixedly connected with drain pipe (11), install drain valve (12) on drain pipe (11), the outside cover of bottle (1) is equipped with support frame (13), the trailing flank fixedly connected with couple (14) of support frame (13).

2. The negative pressure drainage bottle according to claim 1, wherein the spherical curvature of the groove (7) is consistent with the surface curvature of the nylon ball (5), and when the buoyancy cavity (6) is filled with liquid, the nylon ball (5) floats up into the groove (7) to form a structure for closing the top through hole (8) of the buoyancy cavity (6).

3. A negative pressure drainage bottle according to claim 1, characterized in that the surface of the buoyancy chamber (6) contacting the nylon ball (5) is smoothly transited.

4. The negative pressure drainage bottle according to claim 1, wherein the supporting frame (13) comprises a base (15) and a fixing frame (16), the bottom of the bottle body (1) is fixedly connected in the base (15), the fixing frame (16) is fixed on the outer side of the bottle body (1), the base (15) is fixedly connected with the fixing frame (16) through a connecting rod (17), and the hook (14) is fixedly connected with the rear side wall of the fixing frame (16).

5. The negative pressure drainage bottle according to claim 4, wherein a notch (18) is formed in the base (15), and the liquid discharge tube (11) penetrates through the notch (18).

6. The negative pressure drainage bottle according to claim 1, wherein a liquid passing pipe (19) is installed at the top of the bottle body (1), the bottom of the liquid passing pipe (19) penetrates through the partition plate (2), and a top cover (20) is covered on the liquid passing pipe (19).

7. The negative pressure drainage bottle according to claim 6, characterized in that the inner side wall of the top cover (20) is provided with a sealing layer, and the top cover (20) is connected to the top of the liquid passing tube (19) through threads.

8. The negative pressure drainage bottle according to claim 1, characterized in that the side wall of the bottle body (1) is provided with graduation marks.