CN208756618U - A kind of vacuum extractor liquid storage bottle - Google Patents

A kind of vacuum extractor liquid storage bottle Download PDF

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Publication number
CN208756618U
CN208756618U CN201721064516.8U CN201721064516U CN208756618U CN 208756618 U CN208756618 U CN 208756618U CN 201721064516 U CN201721064516 U CN 201721064516U CN 208756618 U CN208756618 U CN 208756618U
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China
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bottle
float
overflow
pressure source
negative pressure
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CN201721064516.8U
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Inventor
李坚崇
李淼
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Henan Huibo Medical Co Ltd
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Henan Huibo Medical Co Ltd
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Abstract

The utility model relates to the field of medical instrument technology, and in particular to a kind of vacuum extractor liquid storage bottle, including bottle body and bottle cap are provided on bottle cap and attract interface and negative pressure source interface, and the lower end of negative pressure source interface is provided with anti-overflow protective device on bottle cap;Anti-overflow protective device includes being connected to anti-overflow bottle on bottle cap, and the body and/or bottom of bottle of anti-overflow bottle are engraved structure;The float that can freely up and down float in anti-overflow bottle is provided in anti-overflow bottle, the lateral wall of float is circumferentially laid with fin;The upper surface of float is provided with gasket, and float, which moves up, makes gasket seal negative pressure source interface.The lateral wall of float circumferentially lays fin; reduce the contact area of float lateral wall and anti-overflow bottle inner wall; and then it reduces or avoids to cause anti-overflow protective device that cannot start in time caused by being adhered to due to float on the inner wall of anti-overflow bottle, risk caused by reducing or avoid anti-overflow protective device to fail.

Description

A kind of vacuum extractor liquid storage bottle
Technical field
The utility model relates to the field of medical instrument technology, and in particular to a kind of vacuum extractor liquid storage bottle.
Background technique
Aspirator is primarily used for inhaling the use such as purulence, blood, phlegm and other exudates, and the principle of aspirator is very simple, leads to Suction function is crossed, attracts the exudates such as purulence, blood, phlegm to collection vessels such as liquid storage bottles.At present common liquid storage bottle capacity 250ml ~ 2000ml needs doctor or patient to observe whether liquid level in bottle reaches warning line, topples over place in time during vacuum suction Reason, avoids diffusate from overflowing, delays treatment.Due to needing doctor or patient often to observe liquid level, not only increase medical care people The work load of member also influences patient's rest, if liquid level rises to warning line or more and do not clear up in time, meeting due to carelessness It causes to damage the pump housing in diffusate negative suction pump, not only influence treatment, will also result in equipment damage.Therefore, in order to avoid infiltration Hydrorrhea goes out to leach to attract and causes to damage to equipment in equipment out, it will usually in the exit of liquid storage bottle, excess flow protection device is set, Excess flow protection device is usually all the float that can be floated up and down using setting, drives float to float after increasing using diffusate and seals The mode of stifled outlet avoids diffusate from entering and attracts in equipment, then the effect for blocking and exporting to play spool well, Make the floating of float in overflow bottle straight up and down, avoid float that the skew-caused defect that can not block outlet very well occurs, The size of float is typically slightly less than the bottle diameter of overflow bottle, and the difference very little of size, and traditional float surface is smooth, right After the cleaning of anti-overflow protective device, there are moisture on float surface, it is easy to be adhered on the inner wall of anti-overflow protective device, cause Anti-overflow protective device cannot start in time, there is the risk of failure.
Summary of the invention
In order to overcome the drawbacks of the prior art, the purpose of the utility model is to provide a kind of vacuum extractor liquid storage bottle, Have the function of anti-overflow, and can directly be reused after cleaning, can effectively avoid or reduce the failure of anti-overflow protective device.
In order to achieve the goal above, the utility model adopts the following technical solution:
A kind of vacuum extractor liquid storage bottle, the bottle body including upper end opening, and the upper end opening for sealed bottle body Bottle cap, be provided on the bottle cap and attract interface and negative pressure source interface, the lower end of negative pressure source interface is provided on the bottle cap Anti-overflow protective device;The anti-overflow protective device includes being connected to anti-overflow bottle on bottle cap, and negative pressure source interface is located at anti-overflow It flows in bottle, the body and/or bottom of bottle of anti-overflow bottle are engraved structure;Being provided in anti-overflow bottle can be in anti-overflow bottle up and down The float of free floating, float are floated on the liquid in anti-overflow bottle, and the lateral wall of the float is circumferentially laid with fin, Fin extends along the short transverse of float;The upper surface of the float is provided with gasket, and float is with liquid liquid in anti-overflow bottle The rising float in face, which moves up, makes gasket contact negative pressure source interface and sealed negative-pressure source interface.
In order to ensure float can float on liquid level, optionally, the float is open column shape structure.Further preferably , the float is hollow cylindrical structure.
In order to make fin give full play to its effect, the number for the fin being arranged on the optional float is at least three, It is centrosymmetric.
The lower end of the negative pressure source interface is additionally provided with the valve port with negative pressure source orifice, and valve port is located at anti-overflow bottle It is interior, the float make as the rising float on liquid blade face in anti-overflow bottle moves up gasket contact valve port and seal valve port into And realize the sealing to negative pressure source interface.In order to enable gasket that valve port is fully sealed, the size that gasket is usually arranged is greater than valve The bore of mouth.
Optionally, the gasket is rubber sheet gasket.Usual rubber sheet gasket is arranged to thin rubber film, when gasket contact is negative After potential source interface or valve port, under the double action of liquid buoyancy and negative pressure suction force, elastic rubber sheet gasket can more fill That divides contacts with negative pressure source interface or valve port, promotes gasket to the sealing function of negative pressure source interface.
Optionally, the anti-overflow bottle is threadedly attached on bottle cap.Anti-overflow bottle can be facilitated using being threadedly coupled Disassembly, can also using other can be easy to disassemble connection structure.
Above-mentioned vacuum extractor liquid storage bottle, during vacuum suction, as diffusate liquid level rises, into anti-overflow Bottle drives float to rise in anti-overflow bottle by buoyancy, and when liquid level rises to certain altitude, the gasket on float is connect Negative pressure source interface or valve port are touched, due to the dual work for the buoyancy that the negative pressure suction force and float of negative pressure source interface or valve port float With allowing gasket to come into full contact with negative pressure source interface or valve port, and negative pressure source interface or valve port is caused to close, anti-overflow protective device After work, negative pressure source interface or valve port closing, vacuum suction disappears, negative pressure rapid drawdown in bottle, can not continue drainage and collect diffusate, The case where liquid level stops rising, and also avoids diffusate because toppling over overflow not in time and enters vacuum pump, damage vacuum pump occurs.I.e. Just doctor and patient forget to topple over diffusate, and liquid level rises to certain altitude, mechanical anti-overflow protective device work, and negative pressure source connects Mouth is closed, and vacuum suction stops, and will not cause any puzzlement to doctor and patient.
The lateral wall of the utility model vacuum extractor liquid storage bottle, float circumferentially lays fin, reduces float lateral wall With the contact area of anti-overflow bottle inner wall, reduces or avoid since there are moisture to float surface after the cleaning of anti-overflow protective device The probability being adhered on the inner wall of anti-overflow bottle, so reduce or avoid being adhered to due to float on the inner wall of anti-overflow bottle and It is caused to cause anti-overflow protective device that start in time, risk caused by reducing or avoid anti-overflow protective device to fail.
Detailed description of the invention
Fig. 1 is the overall structure diagram of vacuum extractor liquid storage bottle provided by the embodiment of the utility model;
Fig. 2 is in vacuum extractor liquid storage bottle provided by the embodiment of the utility model in anti-overflow protective device on float The floating overall structure diagram for blocking valve port;
Fig. 3 is float in anti-overflow protective device in vacuum extractor liquid storage bottle provided by the embodiment of the utility model Overall structure diagram.
Specific embodiment
Embodiment
A kind of vacuum extractor liquid storage bottle, as shown in Figure 1, Figure 2 and Figure 3, the bottle body 1, Yi Jiyong including upper end opening Attract interface 3 and negative pressure source interface 4 in being provided on the bottle cap 2 of the upper end opening of sealed bottle body 1, bottle cap 2, negative pressure on bottle cap 2 The lower end of source interface 4 is provided with valve port 5;The lower end of valve port 5 is provided with anti-overflow protective device on bottle cap 2, anti-overflow protection Device includes being connected to anti-overflow bottle 6 on bottle cap 2, and valve port 5 is located in anti-overflow bottle 6, and the body and bottom of bottle of anti-overflow bottle 6 have Engraved structure 10;The float 7 that can freely up and down float in anti-overflow bottle is provided in anti-overflow bottle 6, float 7 is cylindric Hollow structure, float 7 are floated on the liquid in anti-overflow bottle 6, and the lateral wall of float 7 is circumferentially laid with fin 9, fin 9 Short transverse along float extends, and the design of fin 9 reduces the contact area of 7 lateral wall of float and 6 inner wall of anti-overflow bottle, reduces Or it avoids due to several on the inner wall for being adhered to anti-overflow bottle 6 there are moisture to 7 surface of float after the cleaning of anti-overflow protective device Rate, and then reduce or avoid causing anti-overflow protective device caused by being adhered on the inner wall of anti-overflow bottle 6 due to float 7 It cannot start in time, risk caused by reducing or avoid anti-overflow protective device to fail;
The upper surface of float 7 is provided with gasket 8, and float 7 is as the rising float 7 of liquid levels in anti-overflow bottle is to moving up It is dynamic that gasket 8 is made to contact valve port 5 and seal valve port 5.
In order to make fin 9 give full play to its effect in the present embodiment, the number for the fin 9 being arranged on float is at least three It is a, it is centrosymmetric.
In order to further ensure that gasket 8 to the sealing function of valve port 5 in the present embodiment, gasket 8 uses rubber sheet gasket, preferably For thin rubber film, size is greater than the bore of valve port 5, after gasket 8 contacts valve port 5, in liquid buoyancy and negative pressure suction force Double action under, elastic rubber film can be contacted more fully with valve port 5, promote gasket to the sealing function of valve port 5.
In order to enable liquid storage bottle dismounting is easy to clean in the present embodiment, it is threadedly coupled between bottle cap 2 and bottle body 1, it is anti-overflow Stream bottle 6 be threadedly attached on bottle cap 2, or can also using other can be easy to disassemble connection structure.
It should be noted that the setting of valve port 5 is made to play progradation to negative pressure source interface 3 in the present embodiment Valve port 5 can adequately be contacted by obtaining gasket, by sufficiently sealed 5 sealed negative-pressure source interface of valve port, and then shut down negative pressure Sucking action plays anti-overflow protective effect, when the sealing performance to negative pressure source interface is of less demanding, can also save valve port 5,3 sealed negative-pressure source interface of negative pressure source interface is directly contacted by gasket.In addition, the structure of float is hollow in the present embodiment Cylindrical-shaped structure is only to Floater Structure for example, float is also possible to other column structures, as long as can ensure float It floats on liquid level, and floats up and down vertically in anti-overflow bottle.
The present embodiment vacuum extractor liquid storage bottle, during vacuum suction, as diffusate liquid level rises, into anti- Overflow bottle drives float to rise in anti-overflow bottle, the pad when liquid level rises to certain altitude, on float by buoyancy Piece contacts valve port, due to the double action for the buoyancy that the negative pressure suction force and float of valve port float, gasket is allowed sufficiently to connect with valve port Touching, and cause or valve port closing, the work of anti-overflow protective device, after valve port closing, vacuum suction disappears, negative pressure rapid drawdown in bottle, It can not continue drainage and collect diffusate, liquid level stops rising, also avoids diffusate because toppling over overflow not in time and enter vacuum pump, The case where damaging vacuum pump occurs.Even if doctor and patient forget to topple over diffusate, liquid level rises to certain altitude, mechanical anti-overflow Protective device work is flowed, negative pressure source interface is closed, and vacuum suction stops, and will not cause any puzzlement to doctor and patient.
The embodiments of the present invention is elaborated above in conjunction with drawings and examples, but the utility model It is not limited to the above embodiment, within the knowledge of a person skilled in the art, this can also not departed from It changes or changes under the premise of utility model objective.

Claims (7)

1. a kind of vacuum extractor liquid storage bottle, the bottle body including upper end opening, and upper end opening for sealed bottle body Bottle cap is provided on the bottle cap and attracts interface and negative pressure source interface, which is characterized in that on the bottle cap under negative pressure source interface End is provided with anti-overflow protective device;The anti-overflow protective device includes being connected to anti-overflow bottle on bottle cap, negative pressure source interface In anti-overflow bottle, the body and/or bottom of bottle of anti-overflow bottle are engraved structure;Being provided in anti-overflow bottle can be in anti-overflow The float freely up and down to float in bottle, float are floated on the liquid in anti-overflow bottle, the lateral wall circumferential direction cloth of the float Equipped with fin, fin extends along the short transverse of float;The upper surface of the float is provided with gasket, and float is with anti-overflow bottle The rising float of middle liquid levels, which moves up, makes gasket contact negative pressure source interface and sealed negative-pressure source interface.
2. vacuum extractor liquid storage bottle as described in claim 1, which is characterized in that the float is open column shape structure.
3. vacuum extractor liquid storage bottle as claimed in claim 2, which is characterized in that the float is hollow cylindrical knot Structure.
4. such as the described in any item vacuum extractor liquid storage bottles of claim 1 ~ 3, which is characterized in that be arranged on the float The number of fin is at least three, is centrosymmetric.
5. vacuum extractor liquid storage bottle as described in claim 1, which is characterized in that the lower end of the negative pressure source interface is also set It is equipped with the valve port with negative pressure source orifice, valve port is located in anti-overflow bottle, and the float is with liquid blade face in anti-overflow bottle Rising float move up and make gasket contact valve port and seal valve port and then realize sealing to negative pressure source interface.
6. vacuum extractor liquid storage bottle as described in claim 1, which is characterized in that the gasket is rubber sheet gasket.
7. vacuum extractor liquid storage bottle as described in claim 1, which is characterized in that the anti-overflow bottle is connected through a screw thread On bottle cap.
CN201721064516.8U 2017-08-24 2017-08-24 A kind of vacuum extractor liquid storage bottle Active CN208756618U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201721064516.8U CN208756618U (en) 2017-08-24 2017-08-24 A kind of vacuum extractor liquid storage bottle

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201721064516.8U CN208756618U (en) 2017-08-24 2017-08-24 A kind of vacuum extractor liquid storage bottle

Publications (1)

Publication Number Publication Date
CN208756618U true CN208756618U (en) 2019-04-19

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111134623A (en) * 2019-11-07 2020-05-12 深圳市宸宝程医疗科技有限公司 Cardiovascular and cerebrovascular neck thoracic nerve vascular plexus positioning negative pressure blood stasis removing system

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111134623A (en) * 2019-11-07 2020-05-12 深圳市宸宝程医疗科技有限公司 Cardiovascular and cerebrovascular neck thoracic nerve vascular plexus positioning negative pressure blood stasis removing system

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