CN213642762U - Self-plugging disposable negative pressure drainage device - Google Patents
Self-plugging disposable negative pressure drainage device Download PDFInfo
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- CN213642762U CN213642762U CN202021961922.6U CN202021961922U CN213642762U CN 213642762 U CN213642762 U CN 213642762U CN 202021961922 U CN202021961922 U CN 202021961922U CN 213642762 U CN213642762 U CN 213642762U
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Abstract
The utility model relates to the technical field of negative pressure drainage, in particular to a self-plugging disposable negative pressure drainage device, which comprises a negative pressure bottle, a bottle cap, a pipette, a sealing component and a spring, wherein the upper surface of the bottle cap protrudes upwards to form a connecting hole, a sealing seat is fixed in the connecting hole, and a sealing hole penetrates through the sealing seat, when a connecting sleeve of the pipette is used for being disassembled from the bottle cap, the sealing component which is supported by the missing push rod is supported on the sealing seat under the action of the spring to plug the sealing hole, so as to automatically maintain the negative pressure in the negative pressure bottle, when the pipette is arranged on the connecting hole of the bottle cap, the push rod on the pipette can push the sealing component downwards to separate the sealing component from the sealing seat, thereby realizing the automatic communication with the negative pressure bottle when the pipette is fixed on the bottle cap, and effectively improving the convenience of pipette replacement, reduce medical personnel's work burden, improve the replacement efficiency.
Description
Technical Field
The utility model belongs to the technical field of the negative pressure drainage technique and specifically relates to a from disposable negative pressure drainage device who seals up.
Background
The negative pressure drainage device is commonly used for various skin and soft tissue defects, skin-grafting skin-receiving areas, ulcers, bedsores and the like, the device mainly comprises a negative pressure bottle and a drainage tube, wherein the drainage tube is connected with a negative pressure ball, when in use, the negative pressure generated by the negative pressure ball is utilized to guide accumulated liquid such as exudate, purulent blood and the like generated in a wound to the outside of the body, so that the accumulated liquid is removed in time to keep the wound clean, avoid postoperative infection and accelerate wound healing, whether the drainage tube is blocked or not needs to be concerned in the actual drainage process, if the drainage tube is blocked, the drainage tube is required to be replaced rapidly to prevent a large amount of effusion from being generated in the wound, and when quick replacement drainage tube, along with the drainage tube pulls out from the negative pressure bottle, the connector on the negative pressure bottle also can directly communicate with the external world, causes the negative pressure inefficacy in the negative pressure bottle, leads to still need to make the negative pressure bottle produce the negative pressure again after changing the drainage tube, and this has increased medical personnel's work burden undoubtedly.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is: in order to solve the problem that the negative pressure of a negative pressure bottle fails when the drainage tube is replaced by the negative pressure drainage device in the prior art, the self-plugging disposable negative pressure drainage device is provided.
The utility model provides a technical scheme that its technical problem adopted is: a self-plugging disposable negative pressure drainage device comprises a negative pressure bottle, a bottle cap, a pipette, a sealing component and a spring, wherein the bottle cap is fixedly arranged at the mouth of the negative pressure bottle, a connecting port protrudes upwards from the upper surface of the bottle cap, a connecting hole is formed inside the connecting port, a sealing seat is fixedly arranged in the connecting hole, the connecting hole is divided into an upper hole section and a lower hole section by the sealing seat, a sealing hole penetrates through the sealing seat, the upper hole section is communicated with the lower hole section through the sealing hole, and the lower hole section is connected with the inside of the negative pressure bottle;
the sealing assembly is placed in the lower hole section, one end of the spring abuts against the bottom of the lower hole section, the other end of the spring abuts against the sealing assembly, the sealing assembly abuts against the sealing seat and seals the sealing hole, the connecting end of the liquid suction pipe is provided with a connecting sleeve, a push rod is fixed in the connecting sleeve, when the connecting sleeve is fixed on the connecting port, the push rod pushes the sealing assembly downwards, and the sealing hole is opened.
When the adapter sleeve of pipette in this scheme is demolishd from the bottle lid, the seal assembly who loses push rod support supports tightly on the seal receptacle under the effect of spring, with the sealing hole shutoff, with this negative pressure in the automatic negative pressure bottle of maintaining, and when the connector of bottle lid is installed at the pipette, push rod on the pipette can promote seal assembly downwards thereupon, make seal assembly and seal receptacle separation, with this realization can be automatic and negative pressure bottle intercommunication when the pipette is fixed on the bottle lid, thereby the effectual convenience that improves the pipette and change, reduce medical personnel's work burden, the efficiency of change is improved.
Furthermore, the sealing assembly comprises a base plate and a conical sealing gasket matched with the sealing hole, the sealing hole is matched with the conical sealing gasket, the lower surface of the conical sealing gasket is fixedly connected with the upper surface of the base plate, and the spring abuts against the base plate; the conical sealing gasket is abutted in the sealing hole of the sealing seat, so that tight sealing can be formed, and the negative pressure in the negative pressure bottle can be better maintained when the pipette is replaced.
Furthermore, the connecting sleeve is positioned on the outer side of the connecting port and is fixedly connected with the connecting port through threads.
Furthermore, a sealing ring is arranged between the end part of the top end of the connecting port and the connecting sleeve; thereby improving the sealing performance between the connection port of the pipette and the cap.
Further, the sealing seat is fixed in the connecting hole in a threaded mode.
The utility model has the advantages that: the utility model discloses when the adapter sleeve of its pipette of self-plugging disposable negative pressure drainage device is demolishd from the bottle lid, lose the sealing component that the push rod supported and support tightly on the seal receptacle under the effect of spring, with the shutoff of sealed hole, with this negative pressure in the automatic negative pressure bottle of maintaining, and when installing on the connector of bottle lid at the pipette, push rod on the pipette can promote sealing component downwards thereupon, make sealing component and seal receptacle separation, with this realize fixing can be automatic and negative pressure bottle intercommunication when the bottle lid is gone up at the pipette, thereby the effectual convenience that improves the pipette and change, reduce medical personnel's work burden, the efficiency of change is improved.
Drawings
The present invention will be further explained with reference to the drawings and examples.
FIG. 1 is a schematic view of the self-plugging disposable negative pressure drainage device of the present invention;
FIG. 2 is an enlarged partial schematic view of A of FIG. 1;
fig. 3 is a schematic view of the self-plugging disposable negative pressure drainage device of the present invention, wherein the conical sealing pad is supported on the sealing seat.
In the figure: 1. the negative pressure bottle comprises a negative pressure bottle body, 2, a bottle cap, 201, a connecting port, 202, an upper hole section, 203, a lower hole section, 3, a pipette, 301, a connecting sleeve, 302, a push rod, 4, a sealing component, 401, a base plate, 402, a conical sealing gasket, 5, a spring, 6, a sealing seat, 601, a sealing hole, 7 and a sealing ring.
Detailed Description
The present invention will now be described in further detail with reference to the accompanying drawings. The drawings are simplified schematic drawings, which illustrate the basic structure of the invention only in a schematic way, and thus show only the components that are relevant to the invention, and the directions and references (e.g., upper, lower, left, right, etc.) may be used only to help describe the features in the drawings. The following detailed description is, therefore, not to be taken in a limiting sense, and the scope of the claimed subject matter is defined only by the appended claims and equivalents thereof.
Example 1
As shown in fig. 1-3, a self-sealing disposable negative pressure drainage device comprises a negative pressure bottle 1, a bottle cap 2, a pipette 3, a sealing assembly 4 and a spring 5, wherein the bottle cap 2 is fixedly installed at the mouth of the negative pressure bottle 1, a connection port 201 protrudes upwards from the upper surface of the bottle cap 2, a connection hole is formed inside the connection port 201, a sealing seat 6 is fixedly arranged in the connection hole, the connection hole is divided into an upper hole section 202 and a lower hole section 203 by the sealing seat 6, a sealing hole 601 penetrates through the sealing seat 6, the upper hole section 202 is communicated with the lower hole section 203 through the sealing hole 601, and the lower hole section 203 is connected with the inside of the negative pressure bottle 1;
the sealing assembly 4 is placed in the lower hole section 203, one end of the spring 5 abuts against the bottom of the lower hole section 203, the other end of the spring abuts against the sealing assembly 4, the sealing assembly 4 abuts against the sealing seat 6 and seals the sealing hole 601, the connecting end of the pipette 3 is provided with a connecting sleeve 301, a push rod 302 is fixed in the connecting sleeve 301, when the connecting sleeve 301 is fixed on the connecting port 201, the push rod 302 pushes the sealing assembly 4 downwards, and the sealing hole 601 is opened.
The sealing assembly 4 comprises a base plate 401 and a conical sealing gasket 402 matched with a sealing hole 601, the sealing hole 601 is matched with the conical sealing gasket 402, the lower surface of the conical sealing gasket 402 is fixedly connected with the upper surface of the base plate 401, and the spring 5 abuts against the base plate 401; by the conical seal 402 abutting against the sealing hole 601 of the sealing seat 6, a tight seal can be formed, so that the negative pressure in the negative pressure bottle 1 can be better maintained when the pipette 3 is replaced.
The connecting sleeve 301 is located outside the connecting port 201 and is fixedly connected with the connecting port 201 through threads.
A sealing ring 7 is arranged between the top end of the connecting port 201 and the connecting sleeve 301; thereby improving the sealing performance between the pipette 3 and the connection port 201 of the cap 2 and preventing the leakage.
The sealing seat 6 is fixed in the connecting hole in a threaded manner.
In the embodiment, the bottle cap 2 of the negative pressure bottle 1 can be provided with an air pipe communicated with the interior of the negative pressure bottle 1, the air pipe is provided with a switch valve, a vacuum pump, a negative pressure ball or a hospital negative pressure source is connected to the air pipe, the switch valve is opened, so that negative pressure is generated in the negative pressure bottle 1, and then the switch valve is closed.
When the connecting sleeve 301 of the pipette 3 of the self-plugging disposable negative pressure drainage device in the embodiment is detached from the bottle cap 2, the sealing component 4 which is propped by the lost push rod 302 tightly props against the sealing seat 6 under the action of the spring 5, the sealing hole 601 is plugged, so that the negative pressure in the negative pressure bottle 1 is automatically maintained, and when the pipette 3 is installed on the connecting port 201 of the bottle cap 2, the push rod 302 on the pipette 3 can push the sealing component 4 downwards along with the push rod, so that the sealing component 4 is separated from the sealing seat 6, so that the pipette 3 can be automatically communicated with the negative pressure bottle 1 when being fixed on the bottle cap 2, thereby effectively improving the convenience of replacing the pipette 3, reducing the work burden of medical personnel, and improving the replacement efficiency.
Wherein, spring 5 also can increase the frictional force between the internal thread of adapter sleeve 301 and the external thread of connector 201, can effectually prevent that adapter sleeve 301 from taking place to become flexible.
In light of the foregoing, it will be apparent to those skilled in the art from this disclosure that various changes and modifications can be made without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.
Claims (5)
1. The utility model provides a disposable negative pressure drainage device from sealing, its characterized in that: the suction bottle comprises a negative pressure bottle (1), a bottle cap (2), a pipette (3), a sealing assembly (4) and a spring (5), wherein the bottle cap (2) is fixedly installed at the mouth of the negative pressure bottle (1), a connecting port (201) protrudes upwards from the upper surface of the bottle cap (2), a connecting hole is formed in the connecting port (201), a sealing seat (6) is fixedly arranged in the connecting hole, the connecting hole is divided into an upper hole section (202) and a lower hole section (203) by the sealing seat (6), a sealing hole (601) penetrates through the sealing seat (6), the upper hole section (202) is communicated with the lower hole section (203) through the sealing hole (601), and the lower hole section (203) is connected with the inside of the negative pressure bottle (1);
the sealing assembly (4) is placed in the lower hole section (203), one end of the spring (5) abuts against the bottom of the lower hole section (203), the other end of the spring abuts against the sealing assembly (4), the sealing assembly (4) abuts against the sealing seat (6) and seals the sealing hole (601), the connecting end of the pipette (3) is provided with a connecting sleeve (301), a push rod (302) is fixed in the connecting sleeve (301), when the connecting sleeve (301) is fixed on the connecting port (201), the push rod (302) pushes the sealing assembly (4) downwards, and the sealing hole (601) is opened.
2. The self-plugging disposable negative pressure drainage device of claim 1, wherein: seal assembly (4) include backing plate (401) and be used for with sealed hole (601) complex toper sealed pad (402), sealed hole (601) and toper sealed pad (402) phase-match, the lower surface of toper sealed pad (402) and the last fixed surface of backing plate (401) are connected, spring (5) are supported on backing plate (401).
3. The self-plugging disposable negative pressure drainage device of claim 1, wherein: the connecting sleeve (301) is positioned on the outer side of the connecting port (201) and is fixedly connected with the connecting port (201) through threads.
4. The self-occluding, single use, negative pressure drainage device of claim 3, wherein: therefore, a sealing ring (7) is arranged between the top end part of the connecting port (201) and the connecting sleeve (301).
5. The self-occluding, single use, negative pressure drainage device of claim 3, wherein: the sealing seat (6) is fixed in the connecting hole in a threaded manner.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021961922.6U CN213642762U (en) | 2020-09-09 | 2020-09-09 | Self-plugging disposable negative pressure drainage device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021961922.6U CN213642762U (en) | 2020-09-09 | 2020-09-09 | Self-plugging disposable negative pressure drainage device |
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| Publication Number | Publication Date |
|---|---|
| CN213642762U true CN213642762U (en) | 2021-07-09 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021961922.6U Active CN213642762U (en) | 2020-09-09 | 2020-09-09 | Self-plugging disposable negative pressure drainage device |
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| CN (1) | CN213642762U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114803997A (en) * | 2022-06-24 | 2022-07-29 | 广东欧迈威机械有限公司 | Food mixing and packaging device |
-
2020
- 2020-09-09 CN CN202021961922.6U patent/CN213642762U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114803997A (en) * | 2022-06-24 | 2022-07-29 | 广东欧迈威机械有限公司 | Food mixing and packaging device |
| CN114803997B (en) * | 2022-06-24 | 2022-09-20 | 广东欧迈威机械有限公司 | Food mixing and packaging device |
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