CN204972402U - Gravity drive type negative pressure drainage device - Google Patents
Gravity drive type negative pressure drainage device Download PDFInfo
- Publication number
- CN204972402U CN204972402U CN201520523265.XU CN201520523265U CN204972402U CN 204972402 U CN204972402 U CN 204972402U CN 201520523265 U CN201520523265 U CN 201520523265U CN 204972402 U CN204972402 U CN 204972402U
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- CN
- China
- Prior art keywords
- negative pressure
- price fixing
- pressure hole
- moving plate
- hole
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Abstract
The utility model relates to the field of medical equipment, a gravity drive type negative pressure drainage device specifically says so. Include the liquid storage pot, install drainage tube and negative pressure pipe on the liquid storage pot, negative pressure union coupling negative pressure generator, negative pressure generator include the price fixing and the driving disk of coaxial setting, price fixing and driving disk are the disc body of perpendicular setting, and the price fixing is fixed to be set up, and the driving disk rotatably sets up in the front of price fixing, are provided with the negative pressure of connecting the negative pressure pipe in the upper end of price fixing and insert the hole, are provided with the exhaust hole at the lower extreme of price fixing, correspond on the driving disk set up the negative pressure hole, down the negative pressure hole and down the gas pocket, go up the gas pocket, be provided with casing and lower casing in the front of driving disk. This gravity drive type negative pressure drainage device adopts the liquid gravity drive, need not the electric energy, negative pressure duration length, pressure stability, reliability height.
Description
Technical field
This utility model relates to a kind of medical apparatus and instruments, is a kind of gravity drive hydrodynamic system depression drainage device specifically.
Background technology
For multiple postoperative patient, conventional negative pressure drainage, by outside the liquid body exudate lead body of wound surface or by negative compression minor cut or wound wound surface lacuna, is conducive to the healing of wound tissue.This negative pressure drainage requires that the negative pressure persistent period is long, pressure stability is controlled.The operation principle of existing depression drainage device can be divided into two kinds according to power resources, and a kind of is the piston tubular type negative pressure generator adopting manually driven negative pressure drainage ball or syringe-like, and another kind adopts motor-driven pressure pump type negative pressure generator.Manually driven negative pressure generator persistent period short, pressure transient, poor reliability, and adopt same container due to negative pressure cavity and liquid storage cylinder, cannot use continuously and easily cross infection occur; The pressure pump type negative pressure generator persistent period is long, negative pressure cavity and liquid storage cylinder adopt two different containers respectively, have stopped the danger of cross infection, but still there is pressure transient, the problem of poor reliability, once compression pump breaks down will affect the normal work of drainage device.
Summary of the invention
The purpose of this utility model is to provide a kind of negative pressure persistent period length, pressure stability, gravity drive hydrodynamic system depression drainage device that reliability is high.
In order to reach above object, the technical scheme that this utility model adopts is: this gravity drive hydrodynamic system depression drainage device comprises fluid reservoir, be arranged on the drainage tube on fluid reservoir and negative tube, described negative tube connects negative pressure generator, described negative pressure generator comprises price fixing and the Moving plate of coaxial setting, described price fixing and Moving plate are vertically disposed disc, price fixing is fixedly installed, Moving plate can be rotatably set in the front of price fixing, the upper end of price fixing is provided with negative pressure access aperture, described negative tube is connected in negative pressure access aperture, the lower end of price fixing is provided with steam vent, described steam vent is less than the distance of negative pressure access aperture apart from axle center apart from the distance in axle center, negative pressure hole, lower negative pressure hole and air holes on Moving plate is provided with, on pore, the corresponding negative pressure access aperture in position of described upper negative pressure hole, the position of described lower negative pressure hole and upper negative pressure hole axle center symmetry, the corresponding steam vent in position of described air holes, the position of described upper pore and air holes axle center symmetry, the front of Moving plate is provided with upper shell and lower house, and described upper shell covers on negative pressure hole and upper pore, and described lower house covers on air holes and lower negative pressure hole, and upper shell is communicated with by connection tube with one end of the paraxial heart of lower house, the back side of described upper negative pressure hole, lower negative pressure hole and air holes, upper pore is provided with the closure gasket groove that diameter is greater than aperture, is provided with sealing ring in described closure gasket groove.
Described price fixing is fixedly mounted on support, and the axle center place of described price fixing is provided with rotating shaft, and described Moving plate is arranged in rotating shaft by bearing.
The beneficial effects of the utility model are: this gravity drive hydrodynamic system depression drainage device adopts liquid gravity to drive, and without the need to electric energy, negative pressure persistent period length, pressure stability, reliability are high.
Accompanying drawing explanation
Fig. 1 is the structural representation of this utility model embodiment.
Fig. 2 is the Facad structure schematic diagram of Moving plate.
Fig. 3 is the A portion close-up schematic view of Fig. 1.
Detailed description of the invention
As shown in Figure 1 and Figure 2, gravity drive hydrodynamic system depression drainage device described in the utility model comprises fluid reservoir 1, be arranged on drainage tube 2 on fluid reservoir 1 and negative tube 3, fluid reservoir 1, for depositing draining fluids, for convenience of using, can also be provided with the delivery pipe 11 of valve in the bottom of fluid reservoir 1.Described negative tube 3 connects negative pressure generator, and described negative pressure generator comprises price fixing 4 and the Moving plate 5 of coaxial setting, and described price fixing 4 and Moving plate 5 are vertically disposed disc, and price fixing 4 is fixedly installed, and Moving plate 5 can be rotatably set in the front of price fixing 4.The upper end of price fixing 4 is provided with negative pressure access aperture 41, and described negative tube 3 is connected in negative pressure access aperture 41, and the lower end of price fixing 4 is provided with steam vent 42, and described steam vent 42 is less than the distance of negative pressure access aperture 41 apart from axle center apart from the distance in axle center; Moving plate 5 is provided with negative pressure hole 51, lower negative pressure hole 52 and air holes 53, on pore 54, the corresponding negative pressure access aperture 41 in position of described upper negative pressure hole 51, the position of described lower negative pressure hole 52 and upper negative pressure hole 51 axle center symmetry, the corresponding steam vent 42 in position, the position of described upper pore 54 and the air holes 53 axle center symmetry of described air holes 53.The back side of described upper negative pressure hole 51, lower negative pressure hole 52 and air holes 53, upper pore 54 is provided with the closure gasket groove that diameter is greater than aperture, is provided with sealing ring 12 in described closure gasket groove.Like this, the faying face of Moving plate 5 and price fixing 4 is in can the airtight fit-state of relative sliding, and when upper negative pressure hole 51 docks through with negative pressure access aperture 41 time, air holes 53 is docked through with steam vent 42, and upper pore 54 and lower negative pressure hole 52 are closed by price fixing 4; Time Moving plate 5 revolves turnback, upper pore 54 rotates to below, docks through with steam vent 42, air holes 53 rotates to top and is closed by price fixing 4, and same negative pressure hole 52 at present rotates to top, docks through with negative pressure access aperture 41, and upper negative pressure hole 51 rotates to below and closed by price fixing 4.
As shown in Figure 2, upper shell 6 and lower house 7 is provided with in the front of Moving plate 5, described upper shell 6 covers on negative pressure hole 51 and upper pore 54, and described lower house 7 covers on air holes 53 and lower negative pressure hole 52, and upper shell 6 is communicated with by connection tube 8 with one end of the paraxial heart of lower house 7.Upper shell 6 and lower house 7 form two liquid containers be communicated with Moving plate 5 respectively, time upper shell 6 fills the liquid such as water, the liquid such as water can flow in lower house 7 by connection tube 8 gradually, air in lower house 7 is discharged by air holes 53 and steam vent 42, after liquid in upper shell 6 reduces, in upper negative pressure hole 51 and negative pressure access aperture 41, produce negative pressure, act on fluid reservoir 1 by negative tube 3; After emptying rate of liquid in upper shell 6, as long as Moving plate 5 is revolved turnback, the transposition of upper shell 6 and lower house 7, can continue to produce negative pressure.
In addition, as shown in Figure 1, be fixing price fixing 4, be fixedly mounted on support 9 by described price fixing 4, the axle center place of described price fixing 4 is provided with rotating shaft, and described Moving plate 5 is arranged in rotating shaft by bearing.
Claims (1)
1. gravity drive hydrodynamic system depression drainage device, comprise fluid reservoir (1), be arranged on the drainage tube (2) on fluid reservoir (1) and negative tube (3), described negative tube (3) connects negative pressure generator, it is characterized in that: described negative pressure generator comprises price fixing (4) and the Moving plate (5) of coaxial setting, described price fixing (4) and Moving plate (5) are vertically disposed disc, price fixing (4) is fixedly installed, Moving plate (5) can be rotatably set in the front of price fixing (4), the upper end of price fixing (4) is provided with negative pressure access aperture (41), described negative tube (3) is connected in negative pressure access aperture (41), the lower end of price fixing (4) is provided with steam vent (42), described steam vent (42) is less than the distance of negative pressure access aperture (41) apart from axle center apart from the distance in axle center, Moving plate (5) is provided with upper negative pressure hole (51), lower negative pressure hole (52) and air holes (53), upper pore (54), corresponding negative pressure access aperture (41) in position of described upper negative pressure hole (51), the position of described lower negative pressure hole (52) and upper negative pressure hole (51) axle center symmetry, the corresponding steam vent (42) in position of described air holes (53), the position of described upper pore (54) and air holes (53) axle center symmetry, upper shell (6) and lower house (7) is provided with in the front of Moving plate (5), described upper shell (6) covers on negative pressure hole (51) and upper pore (54), described lower house (7) covers on air holes (53) and lower negative pressure hole (52), and upper shell (6) is communicated with by connection tube (8) with one end of lower house (7) the paraxial heart, the back side of described upper negative pressure hole (51), lower negative pressure hole (52) and air holes (53), upper pore (54) is provided with the closure gasket groove that diameter is greater than aperture, is provided with sealing ring (12) in described closure gasket groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520523265.XU CN204972402U (en) | 2015-07-20 | 2015-07-20 | Gravity drive type negative pressure drainage device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520523265.XU CN204972402U (en) | 2015-07-20 | 2015-07-20 | Gravity drive type negative pressure drainage device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204972402U true CN204972402U (en) | 2016-01-20 |
Family
ID=55106828
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520523265.XU Expired - Fee Related CN204972402U (en) | 2015-07-20 | 2015-07-20 | Gravity drive type negative pressure drainage device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204972402U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105013024A (en) * | 2015-07-20 | 2015-11-04 | 颜炳丽 | Gravity driven type negative pressure drainage device |
-
2015
- 2015-07-20 CN CN201520523265.XU patent/CN204972402U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105013024A (en) * | 2015-07-20 | 2015-11-04 | 颜炳丽 | Gravity driven type negative pressure drainage device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160120 Termination date: 20170720 |