CN214762516U - Safe medical negative pressure drainage bottle with anti-drop function - Google Patents
Safe medical negative pressure drainage bottle with anti-drop function Download PDFInfo
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- CN214762516U CN214762516U CN202120942317.2U CN202120942317U CN214762516U CN 214762516 U CN214762516 U CN 214762516U CN 202120942317 U CN202120942317 U CN 202120942317U CN 214762516 U CN214762516 U CN 214762516U
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Abstract
The utility model discloses a medical negative pressure drainage bottle of safe type with anticreep function belongs to medical instrument technical field, and it is unreasonable to have solved traditional negative pressure drainage bottle structural design, easily takes place the hose and drops, not hard up problem. The bottle stopper comprises a connecting piece and a rubber piece, wherein the connecting piece is provided with a negative pressure source through hole, a pneumatic quick-plugging connector and an overflow protection device; the connecting piece is also provided with a suction through pipe in a sealed and fixed inserting mode, and the suction through pipe is clamped with a hand-held clamping piece for preventing the suction connecting hose from falling off. The utility model discloses have the anti-drop function, no gas leakage phenomenon, the security is high, and convenient operation is swift, and it is easy to peg graft, has promoted product property ability by a wide margin under the prerequisite that does not increase medical personnel intensity of labour, and the practicality is very strong, and structural design is simple, and upgrading improvement is with low costs, is worth wideling popularize and use clinically, has good market perspective.
Description
Technical Field
The utility model belongs to the technical field of medical instrument, specifically speaking especially relates to a medical negative pressure drainage bottle of safe type with anticreep function that has anti-drop function, no gas leakage phenomenon, safety and stability, grafting operation are very easy, practicality is strong, be applicable to clinical popularization and application.
Background
The negative pressure suction device is one of indispensable equipment of hospitals. It is a common device used for relieving the symptoms of certain diseases, relieving the pain of patients and assisting treatment in the medical care link. The negative pressure suction device plays an important role in keeping the respiratory tract of the critically ill patient smooth, performing surgical operation, using in obstetrics and gynecology department, reducing gastrointestinal pressure and the like. The negative pressure suction devices used in hospitals mainly include a dispersion system using a small mechanical or electric suction apparatus and a concentration system using a central suction station, wherein the concentration system using the central suction station is most widely used. The centralized system adopting the central suction station mainly comprises the central suction station, a negative pressure suction pipe network, a terminal and the like; the central suction station consists of a vacuum pump unit, a buffer tank, a circulating water pump, an oil collecting device, a sewage collecting device and an exhaust device, and forms a system with an outer pipe network; the terminal structure consists of a terminal switch, a simple negative pressure meter, a negative pressure drainage bottle and a connecting hose, and the negative pressure centralized system reaches each ward unit by utilizing a pipeline passage. The traditional negative pressure drainage bottle structure is shown in the attached figure 1 of the specification, and comprises a bottle body and two through pipes, wherein one through pipe is communicated with human tissues through a hose, the other through pipe is communicated with a negative pressure center through a hose, and when the negative pressure drainage bottle is used, the suction can be realized by starting a small switch of a terminal structure.
The hose is directly cup jointed on the siphunculus, finds in actual clinical work that the flexible pipe becomes flexible gas leakage, even the incident that the hose drops takes place, in case take place gas leakage negative pressure drainage device just can't play the drainage effect, and this is fatal to the critical patient of respiratory track, can induce the medical accident to take place, has great potential safety hazard. In addition, the air leakage of the hose is difficult to be detected by accompanying personnel in time, and the treatment effect of the patient is seriously influenced. The application number is 201811461503.3, the application date is 2018.12.02, the invention provides a sealing device named as a medical negative pressure drainage bottle sealing device, and the application document aims to solve the problem of connection and air leakage between a connecting pipe (hose) and an insertion pipe (through pipe) of a negative pressure drainage bottle, the sealing device mainly comprises the connecting pipe and the insertion pipe, the insertion pipe extends out of a bottle opening of the negative pressure drainage bottle, the outer surface of the front end of the insertion pipe is provided with a small taper, the small taper surface is provided with an annular anti-dropping groove, the upper end of the connecting pipe is provided with a blocking cap, the connecting pipe is provided with elasticity, the insertion pipe is extruded from the lower end of the connecting pipe, the rear end of the insertion pipe is provided with a sealing groove, the connecting pipe is inserted into the sealing groove, and a pressing cap is arranged between the connecting pipe and the outer wall of the sealing groove. When the structural design is used, a binder needs to be added or other alternative schemes are adopted, so that the structural design has the advantages of large occupied space, very trouble in use, poor sealing performance and poor practicability, and is difficult to popularize and implement clinically.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a medical negative pressure drainage bottle of safe type with anticreep function that has the anti-drop function, no gas leakage phenomenon, safety and stability, grafting operation are very easy, practicality is strong, be applicable to clinical popularization and application to the not enough of prior art existence.
The utility model discloses a realize through following technical scheme:
a safety medical negative pressure drainage bottle with an anti-falling function comprises a bottle body with an opening at the upper end and a bottle stopper used for sealing the opening of the bottle body, wherein the bottle stopper comprises a connecting piece positioned in the middle of the bottle stopper and a rubber piece which is used for hermetically wrapping the periphery of the connecting piece;
the connecting piece is provided with a negative pressure source through hole which is arranged from top to bottom, a pneumatic quick-plugging connector is fixedly connected above the negative pressure source through hole, and the pneumatic quick-plugging connector is communicated with the negative pressure center through a negative pressure connecting hose; an overflow protection device for preventing the drainage matter from flowing into the negative pressure source through hole is fixedly arranged below the negative pressure source through hole;
still airtight fixed grafting is equipped with the attraction siphunculus on the connecting piece, attracts the coupling hose to cup joint on attracting the siphunculus, attracts the centre gripping on the siphunculus to be equipped with and prevents to attract the hand that the coupling hose drops to hold between the fingers chucking spare.
Preferably, the pneumatic quick connector is a threaded straight-through pneumatic quick connector with a sealing ring, the upper part of the negative pressure source through hole is provided with internal threads matched with the pneumatic quick connector, and the pneumatic quick connector is fixedly connected with the negative pressure source through hole in a threaded matching connection mode.
Preferably, the pneumatic quick connector is made of stainless steel.
Preferably, the hand-pinch clamping piece is a hand-pinch elastic clamp or a hand-pinch stainless steel clamping ring.
Preferably, the overflow protection device comprises a valve body fixedly connected at the tail end of the negative pressure source through hole, and a plurality of ventilation through holes are formed in the valve body; a floater capable of freely moving up and down along the inner wall of the valve body is arranged in the valve body, and a sealing plug for blocking the negative pressure source through hole is fixedly arranged at the upper end of the floater; the bottom surface of the valve body is provided with a liquid permeation hole for liquid circulation.
Preferably, the valve body is fixedly connected with the tail end of the negative pressure source through hole in a detachable fixedly connecting mode.
Preferably, the tail end of the negative pressure source through hole is provided with internal threads, and the valve body is fixedly connected with the tail end of the negative pressure source through hole in a threaded matching connection mode.
Preferably, the float is in clearance fit with the valve body, and a sealing plug on the float is conical.
Preferably, the number of the liquid-permeable holes is one, and the area of the liquid-permeable holes is smaller than that of the bottom surface of the float.
Preferably, the connecting piece is made of engineering plastics.
Compared with the prior art, the beneficial effects of the utility model are that:
the negative pressure connecting hose and the suction connecting hose of the utility model both have the anti-drop function, the drainage of the patient is stable and smooth in the using process, the hose joint has no air leakage phenomenon, the sealing performance is strong, the safety is high, and the medical accidents caused by the air leakage of the hose are effectively avoided; the utility model discloses convenient operation is swift, and it is easy to peg graft, has promoted product property ability by a wide margin under the prerequisite that does not increase medical personnel intensity of labour, and the practicality is very strong, and it is with low costs to upgrade improvement, is worth wideling popularize and use clinically, has good market perspective.
Drawings
FIG. 1 is a schematic structural view of a conventional negative pressure drainage bottle;
FIG. 2 is a schematic view of the front direction structure of the present invention;
fig. 3 is a cross-sectional view of the present invention;
FIG. 4 is an enlarged view of a portion of FIG. 3 according to the present invention;
FIG. 5 is a schematic view of the structure of the present invention after partial removal;
FIG. 6 is an enlarged view of a portion of FIG. 5 according to the present invention;
fig. 7 is a schematic view of the three-dimensional structure of the present invention;
fig. 8 is a schematic view of the three-dimensional structure of the present invention.
In the figure: 1. a bottle body; 2. a bottle stopper; 21. a connecting member; 211. a negative pressure source through hole; 212. a pneumatic quick connector; 213. a negative pressure connecting hose; 214. attracting through pipes; 215. a suction connection hose; 216. manually pinching the retainer; 22. a rubber member; 23. an overflow protection device; 231. a valve body; 232. a ventilation through hole; 233. a float; 234. a sealing plug; 235. and (4) liquid-permeable holes.
Detailed Description
The present invention will be further explained with reference to the accompanying drawings:
a safe medical negative pressure drainage bottle with an anti-falling function comprises a bottle body 1 with an opening at the upper end and a bottle stopper 2 for sealing the opening of the bottle body 1, wherein the bottle stopper 2 comprises a connecting piece 21 positioned in the middle of the bottle stopper 2 and a rubber piece 22 for hermetically wrapping the periphery of the connecting piece 21;
a negative pressure source through hole 211 formed in the connecting piece 21 from top to bottom is formed, a pneumatic quick connector 212 is fixedly connected above the negative pressure source through hole 211, and the pneumatic quick connector 212 is communicated with a negative pressure center through a negative pressure connecting hose 213; an overflow protection device 23 for preventing drainage matters from flowing into the negative pressure source through hole 211 is fixedly arranged below the negative pressure source through hole 211;
the connector 21 is further provided with a suction through pipe 214 in a sealed and fixed insertion manner, the suction connecting hose 215 is sleeved on the suction through pipe 214, and a hand-held clamping piece 216 for preventing the suction connecting hose 215 from falling off is clamped on the suction through pipe 214.
Preferably, the pneumatic quick connector 212 is a threaded straight-through pneumatic quick connector with a sealing ring, the upper portion of the negative pressure source through hole 211 is provided with an internal thread matched with the pneumatic quick connector 212, and the pneumatic quick connector 212 is fixedly connected with the negative pressure source through hole 211 in a threaded fit connection mode. The pneumatic quick connector has the characteristics of locking when being inserted and unlocking when being pressed, and is widely applied to the fields of medical treatment, chemical industry, food processing and the like as the existing accessories. The pneumatic quick-plugging connector with the sealing ring is selected to further ensure the tightness between the negative pressure source through hole and the negative pressure connecting hose.
Preferably, the pneumatic quick connector 212 is made of stainless steel. Has the functions of corrosion prevention and rust prevention, and is a common material in the medical industry.
Preferably, the hand gripping retainer 216 is a hand gripping elastomeric clip or a hand gripping stainless steel snap ring. Both the hand-pinching elastic clamp and the hand-pinching stainless steel clamp ring have the advantages of convenience in operation and lasting clamping.
Preferably, the overflow protection device 23 includes a valve body 231 fixedly connected to the end position of the negative pressure source through hole 211, and a plurality of ventilation through holes 232 are formed in the valve body 231; a floater 233 capable of freely moving up and down along the inner wall of the valve body 231 is arranged in the valve body 231, and a sealing plug 234 for blocking the negative pressure source through hole 211 is fixedly arranged at the upper end of the floater 233; a liquid permeable hole 235 through which liquid flows is provided in the bottom surface of the valve body 231. The structure design is simple, and the manufacture is easy. The overflow protection device has two basic functions: the drainage matter in the negative pressure drainage bottle can enter the negative pressure central system after being overfilled, and the overflow protection device can effectively avoid the phenomenon; secondly, the inside spare part such as jump ring that can design of pneumatic quick connector, in case there is the drainage thing to get into pneumatic quick connector, hide and bring certain degree of difficulty for disinfection cleaning work at the inside drainage thing of pneumatic quick connector, overflow protection device can effectively avoid the emergence of this phenomenon.
Preferably, the valve body 231 is fixedly connected with the end of the negative pressure source through hole 211 in a detachable fixedly connecting manner. The detachable connecting structure is convenient for the disinfection and cleaning work of the overflow protection device, is convenient for the medical staff to implement the operation, and lightens the labor intensity of the medical staff.
Preferably, the end of the negative pressure source through hole 211 is provided with an internal thread, and the valve body 231 is fixedly connected with the end of the negative pressure source through hole 211 in a thread fit connection manner. The structure design is simple, and the implementation and the operation are easy.
Preferably, the float 233 is a clearance fit with the valve body 231, and the sealing plug 234 on the float 233 is tapered. The clearance fit ensures that the float is free floating in the vertical direction.
Preferably, the number of the liquid-permeable holes 235 is one, and the area of the liquid-permeable holes 235 is smaller than the area of the bottom surface of the float 233. A larger liquid-permeable hole is arranged, so that the floater can be conveniently contacted with the upper surface of the liquid, and the action sensitivity of the floater is ensured.
Preferably, the material of the connecting member 21 is engineering plastic.
Example 1:
a safe medical negative pressure drainage bottle with an anti-falling function comprises a bottle body 1 with an opening at the upper end and a bottle stopper 2 for sealing the opening of the bottle body 1, wherein the bottle stopper 2 comprises a connecting piece 21 positioned in the middle of the bottle stopper 2 and a rubber piece 22 for hermetically wrapping the periphery of the connecting piece 21; the connecting piece 21 is made of engineering plastics, and can be fixedly connected with the rubber piece in an adhesive connection mode or integrally formed with the connecting piece as an insert when the rubber piece is injection molded. A negative pressure source through hole 211 which is arranged from top to bottom is arranged on the connecting piece 21, a pneumatic quick-plugging connector 212 is fixedly connected above the negative pressure source through hole 211, and the pneumatic quick-plugging connector 212 is communicated with a negative pressure center through a negative pressure connecting hose 213; an overflow protection device 23 for preventing drainage matters from flowing into the negative pressure source through hole 211 is fixedly arranged below the negative pressure source through hole 211; the connector 21 is further provided with a suction tube 214 in a sealed and fixed insertion manner, the suction connection hose 215 is sleeved on the suction tube 214, and the suction tube 214 is provided with a hand-held clamping piece 216 for preventing the suction connection hose 215 from falling off. The hand-held clamping piece is in a specification matched with the suction through pipe, and is clamped on the suction through pipe at ordinary times, so that the accessory can be prevented from being lost.
The pneumatic quick connector has the characteristics of locking when being inserted and unlocking when being pressed, and is widely applied to the fields of medical treatment, chemical industry, food processing and the like as the existing accessories. When the pneumatic quick-plugging connector is used, the negative pressure connecting hose is aligned to the pneumatic quick-plugging connector, and then the negative pressure connecting hose is fixedly connected and communicated with the negative pressure source through hole. Subsequently, the hand is held between the fingers the chucking spare, and the internal diameter that the hand was held between the fingers the chucking spare this moment enlarges, aims at and attracts the siphunculus to attract the coupling hose to cup joint on attracting the siphunculus, cup joints the back and loosens the hand and holds between the fingers the chucking spare, and the hand is held between the fingers the chucking spare and will attract the coupling hose firmly the centre gripping on attracting the siphunculus. And opening a terminal switch of the negative pressure center system, gradually accumulating the drainage in the negative pressure drainage bottle along the suction connecting hose under the action of the negative pressure center, increasing the liquid level in the bottle, pushing the overflow protection device to cut off the negative pressure source channel by the gradually-increased liquid level, and stopping drainage.
The negative pressure connecting hose and the suction connecting hose both have an anti-drop function, so that drainage of a patient is stable and smooth in the using process, the connection part of the hoses is free of air leakage, the sealing performance is strong, the safety is high, and medical accidents caused by air leakage of the hoses are effectively avoided; this embodiment convenient operation is swift, and it is easy to peg graft, promotes by a wide margin and produces the property ability under the prerequisite that does not increase medical personnel intensity of labour, and the practicality is very strong, and upgrading improvement is with low costs, is worth widelys popularizing and using clinically, has good market perspective.
Example 2:
a safe medical negative pressure drainage bottle with an anti-falling function comprises a bottle body 1 with an opening at the upper end and a bottle stopper 2 for sealing the opening of the bottle body 1, wherein the bottle stopper 2 comprises a connecting piece 21 positioned in the middle of the bottle stopper 2 and a rubber piece 22 for hermetically wrapping the periphery of the connecting piece 21; the connecting piece 21 is made of engineering plastics, and can be fixedly connected with the rubber piece in an adhesive connection mode or integrally formed with the connecting piece as an insert when the rubber piece is injection molded. A negative pressure source through hole 211 which is arranged from top to bottom is arranged on the connecting piece 21, a pneumatic quick-plugging connector 212 is fixedly connected above the negative pressure source through hole 211, and the pneumatic quick-plugging connector 212 is communicated with a negative pressure center through a negative pressure connecting hose 213; an overflow protection device 23 for preventing drainage matters from flowing into the negative pressure source through hole 211 is fixedly arranged below the negative pressure source through hole 211; the connector 21 is further provided with a suction tube 214 in a sealed and fixed insertion manner, the suction connection hose 215 is sleeved on the suction tube 214, and the suction tube 214 is provided with a hand-held clamping piece 216 for preventing the suction connection hose 215 from falling off. The clamping piece is clamped on the suction through pipe at ordinary times in a specification matched with the suction through pipe, so that the loss of accessories can be effectively prevented. The overflow protection device 23 comprises a valve body 231 fixedly connected at the tail end of the negative pressure source through hole 211, the valve body 231 is provided with a plurality of ventilation through holes 232, internal threads are arranged at the tail end of the negative pressure source through hole 211, and the valve body 231 is fixedly connected with the tail end of the negative pressure source through hole 211 in a threaded matching connection mode; the valve body 231 is internally provided with a floater 233 which can freely move up and down along the inner wall of the valve body 231, the upper end of the floater 233 is fixedly provided with a sealing plug 234 which plays a role of blocking the negative pressure source through hole 211, the floater 233 is in clearance fit with the valve body 231, the sealing plug 234 on the floater 233 is conical, and the sealing plug is made of soft rubber. The free floating of the floater in the vertical direction is ensured by clearance fit; the bottom surface of the valve body 231 is provided with a liquid permeation hole 235 for liquid to flow through, the number of the liquid permeation holes 235 is one, and the area of the liquid permeation hole 235 is smaller than the area of the bottom surface of the float 233. A larger liquid-permeable hole is arranged, so that the floater can be conveniently contacted with the upper surface of the liquid, and the action sensitivity of the floater is ensured. The overflow protection device has two basic functions: the drainage matter in the negative pressure drainage bottle can enter the negative pressure central system after being overfilled, and the overflow protection device can effectively avoid the phenomenon; secondly, the inside spare part such as jump ring that can design of pneumatic quick connector, in case there is the drainage thing to get into pneumatic quick connector, hide and bring certain degree of difficulty for disinfection cleaning work at the inside drainage thing of pneumatic quick connector, and overflow protection device can imitate the emergence of avoiding this phenomenon.
The valve body 231 of this embodiment is fixed to the end of the negative pressure source through hole 211 in a detachable fixing manner. The detachable connecting structure is convenient for the disinfection and cleaning work of the overflow protection device, is convenient for the medical staff to implement the operation, and lightens the labor intensity of the medical staff.
The pneumatic quick connector 212 of this embodiment is a threaded straight-through pneumatic quick connector with a sealing ring, the upper portion of the negative pressure source through hole 211 is provided with an internal thread matched with the pneumatic quick connector 212, and the pneumatic quick connector 212 is fixedly connected with the negative pressure source through hole 211 in a threaded fit connection manner. The pneumatic quick connector is widely applied to the fields of medical treatment, chemical industry, food processing and the like for the existing accessories, and the pneumatic quick connector with the sealing ring is selected for use, so that the airtightness between the negative pressure source through hole and the negative pressure connecting hose is further ensured. The pneumatic quick connector 212 is made of stainless steel, has an anti-corrosion and anti-rust function, is a common material in the medical industry, and can be disinfected by disinfectant such as alcohol.
The hand gripping retainer 216 of this embodiment is a hand-gripping elastomeric clip or hand-gripping stainless steel snap ring. Both the hand-pinching elastic clamp and the hand-pinching stainless steel clamp ring have the advantages of convenience in operation and lasting clamping.
When the pneumatic quick-plugging connector is used, the negative pressure connecting hose is aligned to the pneumatic quick-plugging connector, and then the negative pressure connecting hose is fixedly connected and communicated with the negative pressure source through hole. Subsequently, the hand is held between the fingers the chucking spare, and the internal diameter that the hand was held between the fingers the chucking spare this moment enlarges, aims at and attracts the siphunculus will attract coupling hose to cup joint on attracting the siphunculus, unclamps the hand and holds between the fingers chucking spare, and the hand is held between the fingers the chucking spare and will be attracted coupling hose and firmly the centre gripping on attracting the siphunculus. And opening a terminal switch of the negative pressure center system, gradually accumulating the drainage in the negative pressure drainage bottle along the suction connecting hose under the action of the negative pressure center, wherein the liquid level in the bottle is higher, the gradually-raised liquid level pushes the floater to move upwards in the valve body until the conical sealing plug of the floater blocks the negative pressure source through hole, the negative pressure source channel is cut off, and the drainage work is stopped.
The negative pressure connecting hose and the suction connecting hose both have an anti-drop function, so that drainage of a patient is stable and smooth in the using process, the connection part of the hoses is free of air leakage, the sealing performance is strong, the safety is high, and medical accidents caused by air leakage of the hoses are effectively avoided; this embodiment convenient operation is swift, and it is easy to peg graft, promotes by a wide margin and produces the property ability under the prerequisite that does not increase medical personnel intensity of labour, and the practicality is very strong, and upgrading improvement is with low costs, is worth widelys popularizing and using clinically, has good market perspective.
In summary, the present invention is only a preferred embodiment, and is not intended to limit the scope of the present invention, and all equivalent changes and modifications in the shape, structure, characteristics and spirit of the claims of the present invention should be included in the scope of the claims of the present invention.
Claims (10)
1. The utility model provides a medical negative pressure drainage bottle of safe type with anticreep function, includes upper end open-ended body to and be used for sealed body open-ended bottle plug, its characterized in that: the bottle stopper comprises a connecting piece positioned in the middle of the bottle stopper and a rubber piece which is used for hermetically wrapping the periphery of the connecting piece;
the connecting piece is provided with a negative pressure source through hole which is arranged from top to bottom, a pneumatic quick-plugging connector is fixedly connected above the negative pressure source through hole, and the pneumatic quick-plugging connector is communicated with the negative pressure center through a negative pressure connecting hose; an overflow protection device for preventing the drainage matter from flowing into the negative pressure source through hole is fixedly arranged below the negative pressure source through hole;
still airtight fixed grafting is equipped with the attraction siphunculus on the connecting piece, attracts the coupling hose to cup joint on attracting the siphunculus, attracts the centre gripping on the siphunculus to be equipped with and prevents to attract the hand that the coupling hose drops to hold between the fingers chucking spare.
2. The safety medical negative pressure drainage bottle with the anti-dropping function according to claim 1, is characterized in that: the pneumatic quick connector is a threaded straight-through pneumatic quick connector with a sealing ring, internal threads matched with the pneumatic quick connector are arranged at the upper part of the negative pressure source through hole, and the pneumatic quick connector is fixedly connected with the negative pressure source through hole in a threaded matching connection mode.
3. The safety medical negative pressure drainage bottle with the anti-dropping function according to claim 1 or 2, characterized in that: the pneumatic quick connector is made of stainless steel.
4. The safety medical negative pressure drainage bottle with the anti-dropping function according to claim 1, is characterized in that: the hand pinching clamping piece is a hand pinching elastic clamp or a hand pinching stainless steel clamping ring.
5. The safety medical negative pressure drainage bottle with the anti-dropping function according to claim 1, is characterized in that: the overflow protection device comprises a valve body fixedly connected at the tail end of the negative pressure source through hole, and a plurality of ventilation through holes are formed in the valve body; a floater capable of freely moving up and down along the inner wall of the valve body is arranged in the valve body, and a sealing plug for blocking the negative pressure source through hole is fixedly arranged at the upper end of the floater; the bottom surface of the valve body is provided with a liquid permeation hole for liquid circulation.
6. The safety medical negative pressure drainage bottle with the anti-dropping function according to claim 5, is characterized in that: the valve body is fixedly connected with the tail end of the negative pressure source through hole in a detachable fixedly connecting mode.
7. The safety medical negative pressure drainage bottle with the anti-dropping function according to claim 6, is characterized in that: the tail end of the negative pressure source through hole is provided with internal threads, and the valve body is fixedly connected with the tail end of the negative pressure source through hole in a threaded matching connection mode.
8. The safety medical negative pressure drainage bottle with the anti-dropping function according to claim 5, is characterized in that: the float is in clearance fit with the valve body, and a sealing plug on the float is conical.
9. The safety medical negative pressure drainage bottle with the anti-dropping function according to claim 8, is characterized in that: the number of the liquid permeating holes is one, and the area of the liquid permeating holes is smaller than that of the bottom surface of the floater.
10. The safety medical negative pressure drainage bottle with the anti-dropping function according to claim 1, is characterized in that: the connecting piece is made of engineering plastics.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120942317.2U CN214762516U (en) | 2021-04-30 | 2021-04-30 | Safe medical negative pressure drainage bottle with anti-drop function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120942317.2U CN214762516U (en) | 2021-04-30 | 2021-04-30 | Safe medical negative pressure drainage bottle with anti-drop function |
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| Publication Number | Publication Date |
|---|---|
| CN214762516U true CN214762516U (en) | 2021-11-19 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120942317.2U Active CN214762516U (en) | 2021-04-30 | 2021-04-30 | Safe medical negative pressure drainage bottle with anti-drop function |
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| Country | Link |
|---|---|
| CN (1) | CN214762516U (en) |
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2021
- 2021-04-30 CN CN202120942317.2U patent/CN214762516U/en active Active
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