CN201431659Y - Negative pressure suction bottle - Google Patents
Negative pressure suction bottle Download PDFInfo
- Publication number
- CN201431659Y CN201431659Y CN2009200708185U CN200920070818U CN201431659Y CN 201431659 Y CN201431659 Y CN 201431659Y CN 2009200708185 U CN2009200708185 U CN 2009200708185U CN 200920070818 U CN200920070818 U CN 200920070818U CN 201431659 Y CN201431659 Y CN 201431659Y
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- bottle
- connecting rod
- sealing
- bottle cap
- vacuum suction
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Abstract
The utility model discloses a negative pressure suction bottle, which comprises a bottle body, a bottle cap, an overflow protection device and a sealing ring, wherein the bottle cap is provided with aplurality of lever self-locking devices; the sealing ring is arranged between the bottle cap and the bottle body for sealing; the lever self-locking device comprises a pinch plate, a hinged shaft seat and a connecting rod, wherein the hinged shaft seat is fixed on the bottle cap, the rear end of the connecting rod is hinged with the hinged shaft seat to form a fulcrum, and the pinch plate is hinged with the short arm of the connecting rod to form a lever mechanism; when the connecting rod is in an open mode, the pinch plate is loosened from the bottle body; and when the connecting rod is in aclose mode, the pinch plate is fixedly connected with the bottle body, so that the bottle body and the bottle cap can be fixed and jointly compress the sealing ring. The utility model has convenientoperation, safe and reliable use, simple structure and ingenious design.
Description
Technical field:
This utility model relates to a kind of therapeutic medical collection container, particularly a kind of vacuum suction bottle that is mainly used in clinical treatment waste liquid attraction usefulness.
Background technology:
The vacuum suction bottle is the clinical supporting apparatus of medical central suction system, make the indirect vacuum attraction of body fluid such as pus, blood, expectorant, the collection container that drain provides for clinical medicine, the active medical apparatus that genus treatment, monitoring, prevention class, non-surface contact, can use continuously.
Because the application of vacuum suction bottle and the particularity of instructions for use make every index of vacuum suction bottle that very high requirement be arranged.At first it is applied in medical field, and the specific (special) requirements in this field has high requirement to it in service efficiency and safety; Secondly the vacuum suction bottle is to use under the prerequisite of close property, and this will press suction bottle to have safe and reliable sealing by negate, and it is mainly reflected in the sealing between bottle and the bottle cap.
The connected mode that adopts between the existing in the market vacuum suction bottle, its bottle and bottle cap is generally screw thread rotation and is connected, and this connected mode relatively wastes time and energy, and is cumbersome during use.For example: in use, medical personnel need screw on bottle cap or screw down according to thread rotary orientation, so very time-consuming.In order to reach good sealing, it is tight that medical personnel generally can twist bottle very, so not only can cause the damage of bottle, reduces service life simultaneously; Also can bring inconvenience to opening bottle later on, owing to twist to such an extent that too tightly need spend the long period to turn on, greatly reduce the clinical position efficient of vacuum suction bottle like this, this is extremely worthless for medical field.
The sealing means of bottle and bottle cap is generally flat seal in the existing vacuum suction bottle, and this sealing means is easy to cause the inefficacy of sealing owing to just adopt the simple plane hermetically-sealed construction.This not only influences the function of use of vacuum suction bottle, also is easy to cause malpractice, causes great misery to the patient.Because the inefficacy of vacuum suction bottle sealing effectiveness, make and fail in time some body fluid of patient in time to be got rid of external that the timely treatment that this may influence the patient causes irremediable injury to the patient.From the above, design a kind of simple to operate, reliable vacuum suction bottle of sealing, improve the safety and the efficient of curative activity reducing the generation of malpractice, guarantee curative activity continue have high significance.
The utility model content:
This utility model is at above-mentioned existing vacuum suction bottle, and mainly the technical problem of Xie Jueing adopts screw thread rotation to be connected for the bottle of existing vacuum suction bottle with bottle cap, uses trouble; This utility model also further solves the problem that the sealing effectiveness between existing vacuum suction bottle bottle and the bottle cap lost efficacy easily.
In order to solve the problems of the technologies described above, the technical scheme that this utility model adopted is as follows:
A kind of vacuum suction bottle comprises:
One bottle;
One bottle cap is with some lever self-locking devices;
One excess flow protection device;
One is arranged on the sealing ring that is used for sealing between above-mentioned bottle cap and the bottle;
Described lever self-locking device comprises a buckle, hinged block and a connecting rod, and described hinged block is fixed on the bottle cap, the hinged formation fulcrum of the end of described connecting rod and hinged block, and the galianconism of buckle and connecting rod is hinged, forms a leverage; When described connecting rod was in open mode, described buckle and described bottle got loose; And when described connecting rod was in closure state, described buckle was fixedlyed connected with described bottle, thereby can make above-mentioned bottle and bottle cap fix and compress jointly above-mentioned sealing ring.
Further, described sealing ring is to have the double-lip sealing ring that negative pressure compensates automatic sealing function automatically, comprises horizontal component and vertical component; Described horizontal component is placed between bottle cap and the bottleneck end face, and employing can be carried out the negative pressure self-sealing lips structure of compensation automatically; Described vertical component is provided with two sealing lines, and with bottle inwall interference fit.
Further again, the sealing awl in the described excess flow protection device is software sealing awl.
Further, to pull be a grab to described button.
Obtain the utlity model has following advantage according to technique scheme:
1, bottle is pulled with connecting rod by button with bottle cap and is connected, sagging naturally its grab of buckle catches on bottle, pressing lower link gets final product, applying a little power at the connecting rod long arm end rotates connecting rod, after turning to certain position, buckle is realized auto-lock function under self pulling force effect, guaranteeing that bottle cap and bottle are fixed is connected and seals self-locking device maintenance self-locking.On the contrary, oppositely apply a little power, can obtain a big power at connecting rod galianconism place, button is pulled got loose, thereby above-mentioned bottle is separated with bottle cap at the connecting rod long arm end.
Adopt leverage can reduce to close Gai Li, have auto-lock function after closing lid, it is light, firm to have guaranteed that suction bottle closes lid, and appearance and modeling is attractive in appearance.Operation is very easy, saved the plenty of time, improved efficient greatly, connects also safe and reliablely, is difficult for causing the damage of bottle.
2, the sealing ring between bottle and the bottle cap has the dual-seal effect:
(1) sealing ring is made up of with vertical two parts level, and horizontal component contacts with bottleneck end face, bottle cap, is the lips structure, has pressure and compensates automatic sealing function automatically, and by carrying out pressure compensation with the pressure differential in the external world in the bottle, the big more sealing of pressure differential is reliable more;
(2) vertical component of sealing ring is provided with potted line, and with bottle inwall interference fit, very big like this safety and the reliability that improves sealing makes sealing more reliable.
3, the material of the awl of the sealing in the excess flow protection device is a soft material, has greatly improved sealing effectiveness, prevents that effectively liquid is inhaled into negative pressure source system, and the safeguard protection negative pressure source system has guaranteed carrying out smoothly of clinical position.
Therefore, this utility model is simple in structure, and is easy to operate, dependable performance; function-stable, practicality is more intense, the safeguard protection negative pressure source system; guaranteed carrying out smoothly of clinical position, saved resource, not only improved the work efficiency of clinical position but also reduced painful time of patient.
Description of drawings:
Further specify this utility model below in conjunction with the drawings and specific embodiments.
Fig. 1 is a structural representation of the present utility model.
Fig. 2 is lever self-locking device job simplification figure.
Fig. 3 is the flow chart of opening of the present utility model.
Fig. 4 is sealing ring sealing sketch map.
Fig. 5 is a use sketch map of the present utility model.
The specific embodiment:
For technological means, creation characteristic that this utility model is realized, to reach purpose clear with the effect easy to understand, below in conjunction with concrete diagram, further sets forth this utility model.
This utility model existing be used for clinical waste liquid and attract connected mode and the sealing means existing problem of the vacuum suction bottle of usefulness at bottle cap and bottle in order to solve, and has designed novel negative pressure suction bottle as shown in Figure 1.
Referring to Fig. 1, the vacuum suction bottle that the design provided mainly is made up of bottle 1, bottle cap 2, excess flow protection device 3.
Excess flow protection device 3 is interference fitted on the vacuum aspiration port 201 on the bottle cap 2, but whole excess flow protection device 3 repeated removal and do not influence its function.Excess flow protection device 3 is made up of valve casing 301, sealing awl 302, valve body 303 etc.; wherein sealing awl 302 is assemblied on the valve body 303; valve body 303 can freely slide in valve casing 301; when valve body 303 when valve casing 301 inside move to valve casing 301 tops, make that the sealing awl 302 on the valve body 303 just in time can be with 201 sealings of the vacuum aspiration port on the bottle cap 2.
For realizing that bottle cap 2 and bottle 1 are tightly connected, this utility model has at first adopted the method for designing of fixing two lever self-locking devices 4 on bottle cap 2.
As shown in Figure 1, two self-locking device 4 symmetric being arranged on the bottle cap 2, self-locking device 4 by connecting rod 401, buckle 402, bearing pin 403, bearing pin 404 and hinged block 406 (with bottle cap 2 be an integral body) form, wherein connecting rod 401 integral body are long-armed 407 (as shown in Figure 2), its link is a galianconism 408 (as shown in Figure 2), the end of this galianconism 408 is hinged on the hinged block 406 of bottle cap 2 by bearing pin 403, and connecting rod 401 can freely rotate around bearing pin 403; The other end of galianconism 408 is free to rotate hinged with the link of buckle 402 by bearing pin 404, and connecting rod 401 just forms a leverage with buckle 402 like this.And when connecting rod 401 was in level, bottle 1 was in the connection status that is fixed with bottle cap 2, and bearing pin 404 is positioned at bearing pin 403 inboards; When connecting rod 401 was the axle center rotation with bearing pin 403, bearing pin 404 rotated around bearing pin 403, and driving buckle 402 moves up and down; The inboard of buckle 402 can coincide with annular solid 202 and annular solid 101 arc surfaces on the bottle 1 on the bottle cap 2 just, and the grab 405 of buckle 402 bottoms can catch on the groove 102 of annular solid 101 bottoms on the bottle 1 just.
When bottle cap 2 and bottle 1 needs fixedly connected, the grab on the buckle 402 405 is caught on groove 102 on the bottle 1, connecting rod 401 is pressed downwards got final product again, implementation procedure as shown in Figure 2:
In this process, at first be state a among Fig. 2, the link of connecting rod 401 will rotate around bearing pin 403, drive simultaneously bearing pin 404 with bearing pin 403 be the axle center to equidirectional rotation, move up thereby drive buckle 402; Connecting rod 401 is when bearing pin 403 rotates, it is big that vertical dimension between bearing pin 404 and the bearing pin 403 will constantly become, buckle 402 will constantly move up, when the vertical dimension between bearing pin 404 and the bearing pin 403 is maximum, the active force maximum of the groove 102 of 405 pairs of bottles 1 of grab, make pressure maximum between bottle cap 2 and the bottle 1, elastomeric seal circle 5 between bottle 1 and the bottle cap 2 is compressed maximum, simultaneously before this state, the power of grab 405 and bearing pin 404 point-to-point transmissions is in the outside of bearing pin 403, and this state is called transitive state (being state b among Fig. 2); Be rotated further one very during low-angle at connecting rod 401, the power of grab 405 and bearing pin 404 point-to-point transmissions is changed into the inboard at bearing pin 403,402 pairs of connecting rods of buckle 401 form a downward tensile force f (as state c among Fig. 2), connecting rod 401 is rotated automatically, when turning to level, 2 pairs of connecting rods of bottle cap, 401 spacing can not being rotated further, sealing ring 5 between bottle cap 2 and the bottle 1 keeps confined state, realize that positiver sealing also keeps self-locking, avoided connecting rod 401 to rotate voluntarily causing become flexible (as the state d among Fig. 2) between bottle cap 2 and the bottle 1.
When such structure need be separated with bottle 1 at bottle cap 2, as shown in Figure 3, as long as connecting rod 401 is upwards pulled open around bearing pin 403 rotations, because the link of connecting rod 401 is a lever, making the link of connecting rod 401 drive bearing pin 404 rotates after bearing pin 403 is by peak, and make buckle 402 be driven in connecting rod 401 to move down that when connecting rod 401 is moved down into distance when maximum, the grab 405 of buckle 402 bottoms gets loose with the groove 102 on the bottle 1 by bearing pin 404.
Should fixingly avoid the complex operation problem of existing vacuum suction bottle on connected mode, improve clinical work efficiency greatly with hold down gag.
On the basis of said structure, this utility model is embedded with a sealing ring 5 with self-sealing function, as shown in Figure 4 in order to strengthen the sealing property of vacuum suction bottle on bottle cap 2, sealing circle 5 comprises horizontal component 502 and vertical component 501, is embedded between annular solid 202 and annular solid 203.Sealing ring 5 horizontal components 502 are used to realize the sealing between bottle cap 2 and the bottle 1 bottleneck end face, and its front end is provided with two lips 504 up and down, contacts with the bottle end face, has the pressure automatic compensation function, and the big more sealing of pressure differential is reliable more; The vertical component 501 of sealing ring 5 is provided with two sealing lines 503 and bottle inwall 103 interference fit simultaneously.
This sealing ring 5 under the situation of handled easily, has also improved the safety and the reliability of the sealing between bottle 1 and the bottle cap 2 after being used with above-mentioned self-locking device 4 greatly.
This utility model improves excess flow protection device 3, and the sealing awl 302 that is about in the excess flow protection device 3 adopts soft material to make, for example software rubber.Sealing awl 302 is when work; because the property of software rubber will strengthen the sealing to vacuum aspiration port greatly; liquid reaches the highest graduation mark when above in bottle; the effectively further formation of subnormal ambient in the blocking-up bottle; enter negative pressure source system thereby stop outside liquid further to rise to vacuum aspiration port, protected whole air supply system, reduced the generation of accident; improved the safety of curative activity, guaranteed curative activity continue carry out.
Specifically use as shown in Figure 5 according to this utility model that technique scheme obtains:
The vacuum suction bottle at first is tightly connected bottle cap 2 and bottle 1 by the self-locking snap close, and (it illustrates more than principle, do not given unnecessary details) herein, vacuum aspiration port 201 on the bottle cap 2 connects negative pressure source by negative pressure pipe 6, is provided with filter 9, protection cup 10, draft regulator 11 and vacuum meter 12 between it; Import 204 on the bottle cap 2 is linked into patient 8 by conduit 7.
At first in the vacuum suction bottle, produce negative pressure by negative pressure source, because the vacuum suction bottle forms hermetically-sealed construction by self-locking snap close on it and sealing ring, so this negative pressure will externally produce suction, be drawn in the vacuum suction bottle by the body fluid of this suction with the needs of patients sucking-off.When liquid rises to the highest graduation mark; rubber software sealing awl in the protector is along with rising and sealing vacuum aspiration port; the further formation of subnormal ambient in the blocking-up bottle; thereby stop outside liquid further to rise to vacuum aspiration port and enter negative pressure source system; protected whole air supply system; improved the safety of curative activity, guaranteed curative activity continue carry out.
When filling body fluid in the vacuum suction cup, as long as pull open the disengaging that two connecting rods on the bottle cap can be realized bottle cap and bottle, topple over body fluid in the bottle, the vacuum suction bottle can reuse after high-temperature sterilization.
This product adopts non-toxic material, and is reusable after high-temperature sterilization, its usage economy height; Be connected the direct insertion interface of employing flexible pipe with the outside, the outward appearance novelty, relatively simple for structure, easy to operate, time saving and energy saving during use, safe and reliable.
Ultimate principle of the present utility model, principal character and advantage of the present utility model have more than been described.The technical staff of the industry should understand; this utility model is not restricted to the described embodiments; that describes in the foregoing description and the description just illustrates principle of the present utility model; under the prerequisite that does not break away from this utility model spirit and scope; this utility model also has various changes and modifications, and these changes and improvements all fall in claimed this utility model scope.The claimed scope of this utility model is defined by appending claims and equivalent thereof.
Claims (4)
1, a kind of vacuum suction bottle comprises:
One bottle;
One bottle cap is with some lever self-locking devices;
One excess flow protection device;
One is arranged on the sealing ring that is used for sealing between above-mentioned bottle cap and the bottle; It is characterized in that,
Described lever self-locking device comprises a buckle, hinged block and a connecting rod, and described hinged block is fixed on the bottle cap, the hinged formation fulcrum of the end of described connecting rod and hinged block, and the galianconism of buckle and connecting rod is hinged, forms a leverage; When described connecting rod was in open mode, described buckle and described bottle got loose; And when described connecting rod was in closure state, described buckle was fixedlyed connected with described bottle, thereby can make above-mentioned bottle and bottle cap fix and compress jointly above-mentioned sealing ring.
2, a kind of vacuum suction bottle according to claim 1 is characterized in that, described sealing ring is made up of with vertical two parts level; Described horizontal component is placed between bottle cap and the bottleneck end face, and employing can be carried out the negative pressure self-sealing lips structure of compensation automatically; Described vertical component is provided with two sealing lines, and with bottle inwall interference fit.
3, a kind of vacuum suction bottle according to claim 1 is characterized in that, the sealing awl in the described excess flow protection device is software sealing awl.
4, a kind of vacuum suction bottle according to claim 1 is characterized in that, it is a grab that described button is pulled.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009200708185U CN201431659Y (en) | 2009-04-21 | 2009-04-21 | Negative pressure suction bottle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009200708185U CN201431659Y (en) | 2009-04-21 | 2009-04-21 | Negative pressure suction bottle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201431659Y true CN201431659Y (en) | 2010-03-31 |
Family
ID=42050473
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009200708185U Expired - Lifetime CN201431659Y (en) | 2009-04-21 | 2009-04-21 | Negative pressure suction bottle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201431659Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102488933A (en) * | 2011-12-12 | 2012-06-13 | 重庆希尔康血液净化器材研发有限公司 | Blood perfusion device |
| CN103055359A (en) * | 2012-10-18 | 2013-04-24 | 珠海市奥吉赛科技有限公司 | Overflow protection cup and negative pressure regulator |
| CN112089901A (en) * | 2020-09-24 | 2020-12-18 | 中国人民解放军总医院第一医学中心 | Cough protection nursing is with inhaling phlegm device |
-
2009
- 2009-04-21 CN CN2009200708185U patent/CN201431659Y/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102488933A (en) * | 2011-12-12 | 2012-06-13 | 重庆希尔康血液净化器材研发有限公司 | Blood perfusion device |
| CN103055359A (en) * | 2012-10-18 | 2013-04-24 | 珠海市奥吉赛科技有限公司 | Overflow protection cup and negative pressure regulator |
| CN112089901A (en) * | 2020-09-24 | 2020-12-18 | 中国人民解放军总医院第一医学中心 | Cough protection nursing is with inhaling phlegm device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20100331 |
|
| CX01 | Expiry of patent term |