CN109589460A - A kind of operation negative pressure suction device - Google Patents
A kind of operation negative pressure suction device Download PDFInfo
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- CN109589460A CN109589460A CN201811503620.1A CN201811503620A CN109589460A CN 109589460 A CN109589460 A CN 109589460A CN 201811503620 A CN201811503620 A CN 201811503620A CN 109589460 A CN109589460 A CN 109589460A
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- liquid
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- negative pressure
- vacuum pump
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- A61M1/0003—
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- A61M1/0023—
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D133/00—Coating compositions based on homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by only one carboxyl radical, or of salts, anhydrides, esters, amides, imides, or nitriles thereof; Coating compositions based on derivatives of such polymers
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D5/00—Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes
- C09D5/08—Anti-corrosive paints
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/40—Additives
- C09D7/60—Additives non-macromolecular
- C09D7/61—Additives non-macromolecular inorganic
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/40—Additives
- C09D7/60—Additives non-macromolecular
- C09D7/63—Additives non-macromolecular organic
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/24—Acids; Salts thereof
- C08K3/26—Carbonates; Bicarbonates
- C08K2003/265—Calcium, strontium or barium carbonate
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K2201/00—Specific properties of additives
- C08K2201/002—Physical properties
- C08K2201/003—Additives being defined by their diameter
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2201/00—Properties
- C08L2201/08—Stabilised against heat, light or radiation or oxydation
Abstract
The invention discloses a kind of operation negative pressure suction devices, including bottom support portion and liquid collector and depression generator, the liquid collector is removably mounted at the top of the bottom support portion, and the liquid collector is connected setting with the depression generator.The present invention, liquid-collecting bottle can be effectively prevent to topple over, it can prevent the liquid inside liquid-collecting bottle from flowing out, it can effectively avoid the liquid contaminated operation room inside liquid-collecting bottle, to avoid iatrogenic viral transmission, vacuum pump can be effectively prevent to damage because entering liquid, to guarantee the service life of the device, the waste liquid generated when being performed the operation using vacuum suction patient's heart, clearly visual area environment is provided for medical staff, to guarantee going on smoothly for operation, the tissue that can avoid patient's lesion is scratched, the wound generated when patient's heart operation can be effectively reduced, noise is too big when can prevent vacuum pump work, medical staff is influenced to perform the operation.
Description
Technical field
The present invention relates to the field of medical instrument technology, more specifically, it relates to a kind of operation negative pressure suction device.
Background technique
Heart is one of most important organ in vertebrate body, and major function is to provide pressure for blood flow,
Blood operation is to body various pieces.The heart of the mankind is located at lower section to the left in the middle part of thoracic cavity, and it is big that volume is approximately equivalent to a fist
It is small, about 250 grams of weight.The heart of women is usually more small in size and light-weight than male.The outer image peach of human heart, is located at
It is to the left between two lungs on diaphragm.Heart disease is common one of the disease of the mankind, and serious heart disease needs operation in time to control
It treats, it otherwise will threat to life.
In openheart surgery, in order to obtain more visible visual area, it will usually by openheart surgery vacuum extractor, however it is existing
Some openheart surgery vacuum extractors, liquid-collecting bottle are easy to topple over, and the liquid inside liquid-collecting bottle is caused to flow out and contaminated operation room, right
For the patient with infectious disease, once the waste liquid contaminated operation room generated when operation, it is easy to lead to iatrogenic virus
It propagates, the liquid inside liquid-collecting bottle is easily accessible the inside of vacuum pump, and vacuum pump is often damaged because entering liquid, thus seriously
It shortens the working life, the tissue of patient's lesion causes patient's heart to be performed the operation often because attracting the waste liquid generated when operation to be scratched
When generate more wound, while noise is too big when vacuum pump work, seriously affects medical staff and performs the operation, proposes one thus
Kind operation negative pressure suction device.
Summary of the invention
In view of the deficiencies of the prior art, the present invention intends to provide a kind of operation negative pressure suction device, can have
Effect prevents liquid-collecting bottle from toppling over, and can prevent the liquid inside liquid-collecting bottle from flowing out, and can effectively avoid the liquid pollution hand inside liquid-collecting bottle
Art room, to avoid iatrogenic viral transmission, the setting of check valve can effectively prevent the liquid inside liquid-collecting bottle soft by first
Pipe outflow, the setting of anti-spilled valve can effectively prevent the liquid inside liquid-collecting bottle to enter the inside of vacuum pump by the second hose,
Vacuum pump can be effectively prevent to damage because entering liquid, to guarantee the service life of the device, utilize vacuum suction patient's heart
The waste liquid generated when dirty operation provides clearly visual area environment for medical staff, to guarantee going on smoothly for operation, can avoid
The tissue of patient's lesion is scratched, and the wound generated when patient's heart operation can be effectively reduced, when can prevent vacuum pump work
Noise is too big, influences medical staff and performs the operation.
To achieve the above object, the present invention provides the following technical scheme that
A kind of operation negative pressure suction device, including bottom support portion and liquid collector and depression generator, the collection
Liquid device is removably mounted at the top of the bottom support portion, and the liquid collector is connected with the depression generator
Setting；
The bottom support portion includes cylindrical type pedestal, and the top of the cylindrical type pedestal offers cylindrical type groove, and
It is angularly installed using its bottom centre's point as the center of circle there are three the first rubber feet the bottom of the cylindrical type pedestal；
The liquid collector includes the liquid-collecting bottle for being removably mounted at the cylindrical type inside grooves, the liquid-collecting bottle it is upper
End is bolted with end cap, and the top connection of the end cap is equipped with the first connecting tube and the second connecting tube, and the bottom of the end cap is solid
Dingan County is equipped with the check valve being connected with first connecting tube bottom end and is connected with second connecting tube bottom end anti-
Spill valve, the middle part of first connecting tube is equipped with the first valve, and the upper end connection of first connecting tube is equipped with first and inserts
Interface, the middle part of second connecting tube is equipped with the second valve, and the upper end connection of second connecting tube is equipped with the second grafting
Mouthful, the outside of first interface is plugged with the first hose；
The depression generator includes shell, and symmetrically perforation is equipped with air intake duct and outlet on the two sidewalls of the shell
Pipe, and the interior bottom portion of the shell is fixedly installed with vacuum pump, one end of the air entry of the vacuum pump and the air intake duct
It is connected, and the gas outlet of the vacuum pump is connected with one end of the escape pipe, the other end connection of the air intake duct is set
Have a third interface being connected by the second hose with second interface, the top of the shell be also fixedly installed with
The pressure vacuum gauge that the air intake duct is connected.
By using above-mentioned technical proposal, support portion support liquid-collecting bottle in bottom can effectively prevent liquid-collecting bottle to topple over, can prevent
Only the liquid outflow inside liquid-collecting bottle, liquid collector are used to collect the waste liquid generated when patient's heart operation, the setting of check valve
The liquid inside liquid-collecting bottle can be effectively prevent to flow out by the first hose, the setting of anti-spilled valve can be effectively prevent inside liquid-collecting bottle
Liquid enter the inside of vacuum pump by the second hose, vacuum pump can be effectively prevent to damage because entering liquid, negative pressure occurs
Device is used to for the air inside liquid-collecting bottle being sucked out, so that the air pressure inside liquid-collecting bottle is lower than its ambient pressure to which generation is negative
Pressure, and then realize the waste liquid generated when performing the operation using vacuum suction patient's heart.
Further, the anti-spilled valve includes the hollow valve body for being fixedly mounted on the end cap bottom, the hollow core valve
Connection is equipped with the third connecting tube that upper end is connected with second connecting tube bottom end, and the hollow valve body on the roof of body
Side wall be equipped with the first air inlet, the interior bottom portion of the hollow valve body is movably equipped with rubber spool, the rubber spool
Bottom is fixedly connected with support rod, and the bottom end of the support rod extends to the hollow valve body through the bottom wall of the hollow valve body
Bottom external be connected with floating ball.
By using above-mentioned technical proposal, when the liquid level inside liquid-collecting bottle is excessively high, floating ball is under the buoyancy of liquid
It increases, floating ball drives support rod to rise while raising, and support rod drives rubber spool to rise third connecting tube in turn
Bottom end nozzle is blocked, and is thus prevented the liquid inside liquid-collecting bottle to enter the inside of vacuum pump by the second hose, can effectively be prevented
Only vacuum pump is damaged because entering liquid.
Further, the liquid-collecting bottle is made of transparent plastic, and the outer surface of liquid-collecting bottle is equipped with graduation mark.
By using above-mentioned technical proposal, facilitate through liquid-collecting bottle directly observe its it is internal because, convenient for processing in time
Liquid-collecting bottle, the yield of waste liquid when by graduation mark convenient for understanding patient's heart operation.
Further, first hose is plugged with protective head far from one end inner end portion of first interface, institute
Stating protective head includes being plugged on the insertion pipe of one end inner end portion of first hose far from first interface and naked
The arc silica gel lasso being exposed at outside first hose, the insertion pipe are wholely set with the arc silica gel lasso.
By using above-mentioned technical proposal, when attracting the waste liquid generated when operation using the device, arc silica gel lasso
It can directly be contacted with the tissue of patient's lesion, the end that can avoid the first hose is directly directly contacted with the tissue of patient's lesion,
To avoid the tissue of patient's lesion from being scratched, the wound generated when patient's heart operation can be effectively reduced, insertion pipe is set
It sets and is mounted on protective head convenient for protective head.
Further, the shell is square shell, and four the second rubbers are symmetrically arranged at the bottom corners of the shell
Glue stabilizer blade, the front of the shell are additionally provided with control switch, and the control switch is electrically connected by conducting wire and the vacuum pump.
By using above-mentioned technical proposal, four the second rubber feets have preferable supporting role to shell, are provided simultaneously with
The effect of antiskid, shock-absorbing, control switch work for controlling vacuum pump.
Further, connection is equipped with safety valve, the peace at the position of the shell exterior on the air intake duct
Full valve includes cylindrical type cylinder, and the upper end of the cylindrical type cylinder is closed end, and the bottom end of the cylindrical type cylinder is opening
Structure offers the second air inlet, and the open end of the cylindrical type cylinder on the closed end wall of the cylindrical type cylinder between two parties
It is integrally formed with the first threaded portion, the cylindrical type cylinder is fixedly mounted on the upper table of the air intake duct by first threaded portion
On face, and the inside of the cylindrical type cylinder is fixedly installed with baffle, the inside of the baffle at the position of its open end
Several through-holes are uniformly provided with, and the top of the baffle is fixedly installed with arc rubber plunger tip, the arc rubber by spring
The cambered surface of glue plunger tip and second air inlet are inconsistent.
By using above-mentioned technical proposal, when the anti-spilled valve inside liquid-collecting bottle is closed, arc under the action of vacuum pump
The cambered surface of shape rubber plunger tip can be separated with the second air inlet, air extraneous at this time successively can by the second air inlet and through-hole into
Enter the inside of vacuum pump, can effectively prevent being damaged because vacuum pump overloads, thereby may be ensured that the service life of vacuum pump.
Further, it was additionally provided between second interface and the third interface on second hose
Device is filtered, the filter device includes box body, and symmetrical connection is soft equipped with being plugged on described second on the two sides of the box body
The 4th interface and the 5th interface inside pipe, and the interior central of the box body is fixedly installed with the filtering of stainless steel steel wire
Net.
By using above-mentioned technical proposal, during vacuum pump work, stainless steel steel wire filter screen to pass through second
The gas of hose is filtered, and the foreign matters such as the dust inside liquid-collecting bottle can be prevented to be directly entered the interior of vacuum pump by the second hose
Portion, the inside that can avoid vacuum pump enter foreign matter, the setting of the 4th interface and the 5th interface, convenient for installing filter device
On the second hose,
Further, cover board, the cover board and the box body are also equipped with by screw in the one side wall of the box body
Rubber gasket is additionally provided between side wall.
By using above-mentioned technical proposal, rubber gasket plays the role of sealing, can prevent the side of cover board and box body
Gas leakage between wall, cover board are installed by screw, so that cleaning convenient for later period disassembly cover board to stainless steel steel wire filter screen.
Further, the other end of the escape pipe is fixedly installed with silencing means, and the silencing means includes cylindrical type
Shape shell, connection is integrally formed with the second threaded portion, and the cylindrical type shape shell one on an end wall of the cylindrical type shape shell
Several gas vents are uniformly opened up on end wall, the cylindrical type shape shell is fixedly mounted on the outlet by second threaded portion
The other end end of pipe, and the cylindrical type shape enclosure interior is fixedly installed on side wall between two parties and is uniformly provided with several circular holes
The hollow plate body of cylindrical type.
By using above-mentioned technical proposal, the gas that vacuum pump is discharged can be dispersed to enter by circular hole into cylindrical type
The inside of hollow plate body, changes the audio frequency of air-flow, and then achievees the purpose that noise reduction, and noise is too big when can prevent vacuum pump work, shadow
Medical staff is rung to perform the operation.
Further, the surface of the shell is additionally provided with erosion resistant coating, and the erosion resistant coating is prepared by the following method:
Following raw material is taken to weigh by weight: 35-45 parts of acrylic resin, 12-18 parts of calcium carbonate, p-methyl benzenesulfonic acid powder
15-20 parts, 6-10 parts of mica powder, 18-26 parts of phenolic resin, 3-5 parts of glycerol, 12 8-12 parts of alcohol ester, liquor ferri trichloridi 1-3
Part and water 40-60 parts；
S1,20- will be stirred in load weighted glycerol, liquor ferri trichloridi, alcohol ester 12 and water addition blender
Mixed solution is made in 30min, mixing speed 600-800r/min；
S2, by acrylic resin, calcium carbonate, p-methyl benzenesulfonic acid powder, mica powder and phenolic resin be added ball mill in into
Row fine grinding to particle diameter is not more than 40um, and mixed-powder material is made；
S3, mixed-powder material obtained in step S2 is added in step S1 in mixed solution obtained, utilizes stirring
Machine continues to stir 30-40min, and mixing speed is set as 700-900r/min, 80-90 DEG C of temperature setting, anti-corrosion is made and applies
Material；
S4, shell being put into supersonic wave cleaning machine and is cleaned, the set of frequency of supersonic wave cleaning machine is 40-60KHz,
Temperature setting is 50-60 DEG C, cleans 12-16min；
S5, the shell after step S4 cleaning is dried using air-heater, then utilizes high-pressure sprayer spray gun by step S3
Anticorrosive paint obtained uniformly sprays the surface of shell after the drying；
S6, the shell 35 that step S5 is coated with to anticorrosive paint are put to be dried in the drying chamber, and drying temperature is set as
100-120 DEG C, the time is set as 20-30min, i.e., erosion resistant coating is made on the surface of shell.
By using above-mentioned technical proposal, the anticorrosive paint modest viscosity of preparation, be not easy to be layered, non-foam generates, be convenient for
Spraying, each component sufficiently combine, comprehensive performance is preferable so that anticorrosive paint be capable of forming after spray coating one it is smooth, smooth, equal
Even film is not likely to produce crackle, and the erosion resistant coating of preparation has preferable anti-corrosion, anti-aging performance, and adhesion is preferable, is not easy
It falls off, the surface for caning effectively protect shell is not corroded, to improve the service life of the device.
In conclusion the present invention mainly has the advantages that
1, of the invention, support portion support liquid-collecting bottle in bottom can effectively prevent liquid-collecting bottle to topple over, can prevent inside liquid-collecting bottle
Liquid outflow, can effectively avoid the liquid contaminated operation room inside liquid-collecting bottle, to avoid iatrogenic viral transmission；
2, of the invention, liquid collector is used to collect the waste liquid generated when patient's heart operation, and the setting of check valve can be effective
Prevent the liquid inside liquid-collecting bottle from flowing out by the first hose, the setting of anti-spilled valve can effectively prevent the liquid inside liquid-collecting bottle
Enter the inside of vacuum pump by the second hose, vacuum pump can be effectively prevent to damage because entering liquid, to guarantee the device
Service life；
3, of the invention, depression generator is used to for the air inside liquid-collecting bottle being sucked out, so that the air pressure inside liquid-collecting bottle
Lower than its ambient pressure to generate negative pressure, and then the waste liquid generated when performing the operation using vacuum suction patient's heart is realized, for doctor
Shield personnel provide clearly visual area environment, to guarantee going on smoothly for operation；
4, of the invention, when the liquid level inside liquid-collecting bottle is excessively high, floating ball increases under the buoyancy of liquid, and floating ball is rising
Support rod is driven to rise while high, support rod drives rubber spool to rise and then blocks the bottom end nozzle of third connecting tube,
It thus prevents the liquid inside liquid-collecting bottle to enter the inside of vacuum pump by the second hose, vacuum pump can be effectively prevent because entering
Liquid and damage；
5, of the invention, when attracting the waste liquid generated when operation using the device, arc silica gel lasso can be with patient's lesion
Tissue directly contact, can avoid the first hose end directly directly contacted with the tissue of patient's lesion, to avoid patient
The tissue of lesion is scratched, and can effectively reduce the wound generated when patient's heart operation；
6, of the invention, when the anti-spilled valve inside liquid-collecting bottle is closed, arc rubber plunger tip under the action of vacuum pump
Cambered surface can be separated with the second air inlet, and extraneous air can successively be entered in vacuum pump by the second air inlet and through-hole at this time
Portion can effectively prevent being damaged because vacuum pump overloads, thereby may be ensured that the service life of vacuum pump；
7, of the invention, during vacuum pump work, stainless steel steel wire filter screen to the gas by the second hose into
Row filtering, can prevent the foreign matters such as the dust inside liquid-collecting bottle to be directly entered the inside of vacuum pump by the second hose, can avoid true
The inside of sky pump enters foreign matter；
8, of the invention, the gas that vacuum pump is discharged can be dispersed to enter by circular hole into the hollow plate body of cylindrical type
Portion, changes the audio frequency of air-flow, and then achievees the purpose that noise reduction, and noise is too big when can prevent vacuum pump work, influences medical staff
It performs the operation；
9, of the invention, the anticorrosive paint modest viscosity of preparation, be not easy to be layered, non-foam generates, filled convenient for spraying, each component
Divide and combine, comprehensive performance is preferable, so that anticorrosive paint is capable of forming a smooth, smooth, uniform film after spray coating, is not easy
It cracking, the erosion resistant coating of preparation has preferable anti-corrosion, anti-aging performance, and adhesion is preferable, and it is not easily to fall off, it can effectively protect
The surface of shield shell is not corroded, to improve the service life of the device, is worthy to be popularized and popularizes.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of one embodiment of the present invention；
Fig. 2 is the structural schematic diagram of the liquid collector of one embodiment of the present invention；
Fig. 3 is the structural schematic diagram of the anti-spilled valve of one embodiment of the present invention；
Fig. 4 is the structural schematic diagram of the filter device of one embodiment of the present invention；
Fig. 5 is the structural schematic diagram of the protective head of one embodiment of the present invention；
Fig. 6 is the structural schematic diagram of the depression generator of one embodiment of the present invention；
Fig. 7 is the schematic cross-sectional view of the depression generator of one embodiment of the present invention；
Fig. 8 is the structural schematic diagram of the bottom support portion of one embodiment of the present invention；
Fig. 9 is the structural schematic diagram of the silencing means of one embodiment of the present invention；
Figure 10 is the structural schematic diagram of the safety valve of one embodiment of the present invention.
In figure: 1, bottom support portion；2, liquid collector；3, depression generator；4, filter device；5, the first hose；6,
Second hose；7, protective head；8, cover board；9, liquid-collecting bottle；10, end cap；11, the first connecting tube；12, the first interface；13, first
Valve；14, check valve；15, the second connecting tube；16, the second interface；17, the second valve；18, anti-spilled valve；19, graduation mark；
20, third connecting tube；21, the first air inlet；22, rubber spool；23, support rod；24, floating ball；25, hollow valve body；26, box
Body；27, stainless steel steel wire filter screen；28, the 4th interface；29, the 5th interface；30, insertion pipe；31, arc silica gel lasso；
32, cylindrical type pedestal；33, cylindrical type groove；34, the first rubber feet；35, shell；36, pressure vacuum gauge；37, air intake duct；
38, third interface；39, safety valve；40, escape pipe；41, silencing means；42, the second rubber feet；43, control switch；44,
Vacuum pump；45, cylindrical type shape shell；46, the second threaded portion；47, the hollow plate body of cylindrical type；48, gas vent；49, cylinder type tube
Body；50, baffle；51, the first threaded portion；52, through-hole；53, spring；54, the second air inlet；55, arc rubber plunger tip.
Specific embodiment
Embodiment 1
Below in conjunction with attached drawing 1-10, invention is further described in detail.
A kind of operation negative pressure suction device, as Figure 1-10 shows, including bottom support portion 1 and liquid collector 2 and negative pressure
Generating device 3, the liquid collector 2 are removably mounted at the top of the bottom support portion 1, and the liquid collector 2 and institute
Depression generator 3 is stated to be connected setting；
The bottom support portion 1 includes cylindrical type pedestal 32, and it is recessed that the top of the cylindrical type pedestal 32 offers cylindrical type
Slot 33, and the bottom of the cylindrical type pedestal 32 is angularly installed using its bottom centre's point as the center of circle there are three the first rubber feet
34；
The liquid collector 2 includes the liquid-collecting bottle 9 being removably mounted inside the cylindrical type groove 33, the liquid-collecting bottle
9 upper end is bolted with end cap 10, and the top connection of the end cap 10 is equipped with the first connecting tube 11 and the second connecting tube 15, and described
The bottom of end cap 10 is fixedly installed with the check valve 14 being connected with 11 bottom end of the first connecting tube and connects with described second
The anti-spilled valve 18 that 15 bottom end of adapter tube is connected, the middle part of first connecting tube 11 are equipped with the first valve 13, and described first
The upper end connection of connecting tube 11 is equipped with the first interface 12, and the middle part of second connecting tube 15 is equipped with the second valve 17, and institute
The upper end connection for stating the second connecting tube 15 is equipped with the second interface 16, and the outside of first interface 12 is plugged with the first hose
5；
The depression generator 3 includes shell 35, symmetrically penetrates through on the two sidewalls of the shell 35 and is equipped with air intake duct
37 and escape pipe 40, and the interior bottom portion of the shell 35 is fixedly installed with vacuum pump 44, the air entry of the vacuum pump 44 with
One end of the air intake duct 37 is connected, and the gas outlet of the vacuum pump 44 is connected with one end of the escape pipe 40, institute
The other end connection for stating air intake duct 37 is equipped with the third interface being connected by the second hose 6 with second interface 16
38, the top of the shell 35 is also fixedly installed with the pressure vacuum gauge 36 being connected with the air intake duct 37.
By using above-mentioned technical proposal, the support liquid-collecting bottle 9 of bottom support portion 1 can effectively prevent liquid-collecting bottle 9 to topple over,
It can prevent the liquid inside liquid-collecting bottle 9 from flowing out, liquid collector 2 is used to collect the waste liquid generated when patient's heart operation, check valve
14 setting can effectively prevent the liquid inside liquid-collecting bottle 9 to flow out by the first hose 5, and the setting of anti-spilled valve 18 can effectively be prevented
Only the liquid inside liquid-collecting bottle 9 enters the inside of vacuum pump 44 by the second hose 6, and vacuum pump 44 can be effectively prevent because entering liquid
Body and damage, depression generator 3 is used to for air liquid-collecting bottle 9 inside being sucked out, so that air pressure inside liquid-collecting bottle 9 is lower than it
Ambient pressure realizes the waste liquid generated when performing the operation using vacuum suction patient's heart to generate negative pressure.
Preferably, the anti-spilled valve 18 includes the hollow valve body 25 for being fixedly mounted on 10 bottom of end cap, the sky
Connection is equipped with the third connecting tube 20 that upper end is connected with 15 bottom end of the second connecting tube, and institute on the roof of heart valve body 25
The side wall for stating hollow valve body 25 is equipped with the first air inlet 21, and the interior bottom portion of the hollow valve body 25 is movably equipped with rubber spool
22, the bottom of the rubber spool 22 is fixedly connected with support rod 23, and the hollow valve body is run through in the bottom end of the support rod 23
The bottom external that 25 bottom wall extends to the hollow valve body 25 is connected with floating ball 24.When liquid level inside liquid-collecting bottle 9 is excessively high,
Floating ball 24 increases under the buoyancy of liquid, and floating ball 24 drives support rod 23 to rise while increasing, and support rod 23 drives
Rubber spool 22 rises and then blocks the bottom end nozzle of third connecting tube 20, thus prevents the liquid inside liquid-collecting bottle 9 logical
The inside that the second hose 6 enters vacuum pump 44 is crossed, vacuum pump 44 can be effectively prevent to damage because entering liquid.
Preferably, the liquid-collecting bottle 9 is made of transparent plastic, and the outer surface of liquid-collecting bottle 9 is equipped with graduation mark 19.It is convenient for
It is internal because convenient for processing liquid-collecting bottle 9 in time, understanding patient by graduation mark 19 that it is directly observed through liquid-collecting bottle 9
The yield of waste liquid when openheart surgery.
Preferably, first hose 5 is plugged with protective head 7 far from one end inner end portion of first interface 12,
The protective head 7 includes the insertion pipe for being plugged on one end inner end portion of first hose 5 far from first interface 12
30 and the exposed arc silica gel lasso 31 outside first hose 5, the insertion pipe 30 and the arc silica gel lasso
31 are wholely set.When the waste liquid generated when attracting and performing the operation using the device, arc silica gel lasso 31 can be with the group of patient's lesion
Direct contact is knitted, the end that can avoid the first hose 5 is directly directly contacted with the tissue of patient's lesion, to avoid patient's lesion
Tissue be scratched, the setting of the wound that generates when can effectively reduce patient's heart operation, insertion pipe 30 is pacified convenient for protective head 7
Mounted in protective head 7.
Preferably, the shell 35 is square shell, and four second are symmetrically arranged at the bottom corners of the shell 35
Rubber feet 42, the front of the shell 35 are additionally provided with control switch 43, and the control switch 43 passes through conducting wire and the vacuum
Pump 44 is electrically connected.Four the second rubber feets 42 have preferable supporting role to shell 35, are provided simultaneously with the effect of antiskid, shock-absorbing
Fruit, control switch 43 work for controlling vacuum pump 44.
Preferably, being located at connection at the position outside the shell 35 on the air intake duct 37 is equipped with safety valve 39, institute
Stating safety valve 39 includes cylindrical type cylinder 49, and the upper end of the cylindrical type cylinder 49 is closed end, and the cylindrical type cylinder 49
Bottom end be hatch frame, offer the second air inlet 54, and the circle between two parties on the closed end wall of the cylindrical type cylinder 49
The open end of column type cylinder 49 is integrally formed with the first threaded portion 51, and the cylindrical type cylinder 49 is solid by first threaded portion 51
Dingan County is on the upper surface of the air intake duct 37, and the inside of the cylindrical type cylinder 49 is consolidated at the position of its open end
Dingan County is equipped with baffle 50, and the inside of the baffle 50 is uniformly provided with several through-holes 52, and the top of the baffle 50 passes through bullet
Spring 53 is fixedly installed with arc rubber plunger tip 55, and cambered surface and second air inlet 54 of the arc rubber plunger tip 55 offset
Touching.When anti-spilled valve 18 inside liquid-collecting bottle 9 is closed, the cambered surface of arc rubber plunger tip 55 and the under the action of vacuum pump 44
Two air inlets 54 can separate, and extraneous air can successively be entered in vacuum pump 44 by the second air inlet 54 and through-hole 52 at this time
Portion can effectively prevent being damaged because vacuum pump 44 overloads, thereby may be ensured that the service life of vacuum pump 44.
Preferably, also being set between second interface 16 and the third interface 38 on second hose 6
There is filter device 4, the filter device 4 includes box body 26, and symmetrical connection is equipped with and is plugged on the two sides of the box body 26
The 4th interface 28 and the 5th interface 29 inside second hose 6, and the interior central of the box body 26 is fixedly mounted
There is stainless steel steel wire filter screen 27.Vacuum pump 44 work during, stainless steel steel wire filter screen 27 to pass through the second hose 6
Gas be filtered, the foreign matters such as the dust inside liquid-collecting bottle 9 can be prevented to be directly entered the interior of vacuum pump 44 by the second hose 6
Portion, the inside that can avoid vacuum pump 44 enter foreign matter, the setting of the 4th interface 28 and the 5th interface 29, convenient for that will filter dress
4 are set to be mounted on the second hose 6,
Preferably, being also equipped with cover board 8, the cover board 8 and the box body by screw in the one side wall of the box body 26
Rubber gasket is additionally provided between 26 side wall.Rubber gasket plays the role of sealing, can prevent cover board 8 and box body 26
Side wall between gas leakage, cover board 8 by screw install so that convenient for the later period disassembly cover board 8 to stainless steel steel wire filter screen 27 into
Row cleaning.
Preferably, the other end of the escape pipe 40 is fixedly installed with silencing means 41, the silencing means 41 includes circle
Column type shape shell 45, connection is integrally formed with the second threaded portion 46, and the cylinder on an end wall of the cylindrical type shape shell 45
Several gas vents 48 are uniformly opened up on 45 1 end wall of type shape shell, the cylindrical type shape shell 45 passes through second threaded portion 46
It is fixedly mounted on the other end end of the escape pipe 40, and 45 interior central of cylindrical type shape shell is fixedly installed with side wall
On be uniformly provided with the hollow plate bodys 47 of cylindrical type of several circular holes.The gas dispersion that vacuum pump 44 is discharged can be entered by circular hole
Into the inside of the hollow plate body 47 of cylindrical type, change the audio frequency of air-flow, and then achieve the purpose that noise reduction, 44 work of vacuum pump can be prevented
Noise is too big when making, and influences medical staff and performs the operation.
Embodiment 2
Difference from example 1 is that the surface of the shell 35 is additionally provided with erosion resistant coating, the erosion resistant coating is by as follows
Method preparation:
Take following raw material to weigh by weight: 35 parts of acrylic resin, 12 parts of calcium carbonate, 15 parts of p-methyl benzenesulfonic acid powder,
6 parts of mica powder, 18 parts of phenolic resin, 3 parts of glycerol, 12 parts of alcohol ester, 1 part of liquor ferri trichloridi and 40 parts of water；
S1, it will be stirred 20min in load weighted glycerol, liquor ferri trichloridi, alcohol ester 12 and water addition blender,
Mixing speed is 600r/min, and mixed solution is made；
S2, by acrylic resin, calcium carbonate, p-methyl benzenesulfonic acid powder, mica powder and phenolic resin be added ball mill in into
Row fine grinding to particle diameter is not more than 40um, and mixed-powder material is made；
S3, mixed-powder material obtained in step S2 is added in step S1 in mixed solution obtained, utilizes stirring
Machine continues to stir 30min, and mixing speed is set as 700r/min, 80 DEG C of temperature setting, anticorrosive paint is made；
S4, shell 35 being put into supersonic wave cleaning machine and is cleaned, the set of frequency of supersonic wave cleaning machine is 40KHz,
Temperature setting is 50 DEG C, cleans 12min；
S5, the shell 35 after step S4 cleaning is dried using air-heater, then utilizes high-pressure sprayer spray gun by step
Anticorrosive paint made from S3 uniformly sprays the surface of shell 35 after the drying；
S6, the shell 35 that step S5 is coated with to anticorrosive paint are put to be dried in the drying chamber, and drying temperature is set as
100 DEG C, the time is set as 20min, i.e., erosion resistant coating is made on the surface of shell 35.
Embodiment 3
With embodiment 2 the difference is that the preparation of erosion resistant coating, it is specific the preparation method is as follows:
Take following raw material to weigh by weight: 40 parts of acrylic resin, 16 parts of calcium carbonate, 18 parts of p-methyl benzenesulfonic acid powder,
8 parts of mica powder, 22 parts of phenolic resin, 4 parts of glycerol, 12 parts of alcohol ester, 2 parts of liquor ferri trichloridi and 50 parts of water；
S1, it will be stirred 25min in load weighted glycerol, liquor ferri trichloridi, alcohol ester 12 and water addition blender,
Mixing speed is 700r/min, and mixed solution is made；
S2, by acrylic resin, calcium carbonate, p-methyl benzenesulfonic acid powder, mica powder and phenolic resin be added ball mill in into
Row fine grinding to particle diameter is not more than 40um, and mixed-powder material is made；
S3, mixed-powder material obtained in step S2 is added in step S1 in mixed solution obtained, utilizes stirring
Machine continues to stir 35min, and mixing speed is set as 800r/min, 85 DEG C of temperature setting, anticorrosive paint is made；
S4, shell 35 being put into supersonic wave cleaning machine and is cleaned, the set of frequency of supersonic wave cleaning machine is 50KHz,
Temperature setting is 55 DEG C, cleans 14min；
S5, the shell 35 after step S4 cleaning is dried using air-heater, then utilizes high-pressure sprayer spray gun by step
Anticorrosive paint made from S3 uniformly sprays the surface of shell 35 after the drying；
S6, the shell 35 that step S5 is coated with to anticorrosive paint are put to be dried in the drying chamber, and drying temperature is set as
110 DEG C, the time is set as 25min, i.e., erosion resistant coating is made on the surface of shell 35.
Embodiment 4
With embodiment 2 the difference is that the preparation of erosion resistant coating, it is specific the preparation method is as follows:
Take following raw material to weigh by weight: 45 parts of acrylic resin, 18 parts of calcium carbonate, 20 parts of p-methyl benzenesulfonic acid powder,
10 parts of mica powder, 26 parts of phenolic resin, 5 parts of glycerol, 12 parts of alcohol ester, 3 parts of liquor ferri trichloridi and 60 parts of water；
S1, it will be stirred 30min in load weighted glycerol, liquor ferri trichloridi, alcohol ester 12 and water addition blender,
Mixing speed is 800r/min, and mixed solution is made；
S2, by acrylic resin, calcium carbonate, p-methyl benzenesulfonic acid powder, mica powder and phenolic resin be added ball mill in into
Row fine grinding to particle diameter is not more than 40um, and mixed-powder material is made；
S3, mixed-powder material obtained in step S2 is added in step S1 in mixed solution obtained, utilizes stirring
Machine continues to stir 40min, and mixing speed is set as 900r/min, 90 DEG C of temperature setting, anticorrosive paint is made；
S4, shell 35 being put into supersonic wave cleaning machine and is cleaned, the set of frequency of supersonic wave cleaning machine is 60KHz,
Temperature setting is 60 DEG C, cleans 16min；
S5, the shell 35 after step S4 cleaning is dried using air-heater, then utilizes high-pressure sprayer spray gun by step
Anticorrosive paint made from S3 uniformly sprays the surface of shell 35 after the drying；
S6, the shell 35 that step S5 is coated with to anticorrosive paint are put to be dried in the drying chamber, and drying temperature is set as
120 DEG C, the time is set as 30min, i.e., erosion resistant coating is made on the surface of shell 35.
Salt spray test comparison result is carried out to it at identical conditions in the lab to the shell 35 in embodiment 1-4
It is as follows:
| Result after test 300 | |
| Embodiment 1 | The surface of shell 35 occurs obvious signs of corrosion in 40h |
| Embodiment 2 | The surface of shell 35 occurs slight erosion sign in 290h |
| Embodiment 3 | The surface of shell 35 occurs slight erosion sign in 288h |
| Embodiment 4 | The surface of shell 35 does not occur slight erosion sign after 300h |
It is optimum embodiment from embodiment 4 known to upper table test result comparative analysis, by using above-mentioned technical proposal, system
Standby anticorrosive paint modest viscosity, be not easy to be layered, non-foam generates, sufficiently combined convenient for spraying, each component, comprehensive performance compared with
It is good, so that anticorrosive paint is capable of forming a smooth, smooth, uniform film after spray coating, it is not likely to produce crackle, preparation is prevented
Rotten layer has preferable anti-corrosion, anti-aging performance, and adhesion is preferable, not easily to fall off, can effectively protect the surface of shell 35 not
It is corroded, to improve the service life of the device.
Working principle: the openheart surgery negative pressure suction device, the support liquid-collecting bottle 9 of bottom support portion 1 can effectively prevent collecting
Liquid bottle 9 is toppled over, and can prevent the liquid inside liquid-collecting bottle 9 from flowing out, and can effectively avoid the liquid contaminated operation room inside liquid-collecting bottle 9,
To avoid iatrogenic viral transmission；Liquid collector 2 is used to collect the waste liquid generated when patient's heart operation, and check valve 14 is set
Setting can effectively prevent the liquid inside liquid-collecting bottle 9 to flow out by the first hose 5, and the setting of anti-spilled valve 18 can effectively prevent liquid collecting
Liquid inside bottle 9 enters the inside of vacuum pump 44 by the second hose 6, and vacuum pump 44 can be effectively prevent to damage because entering liquid
It is bad, to guarantee the service life of the device；Depression generator 3 is used to for the air inside liquid-collecting bottle 9 being sucked out, so that liquid collecting
Air pressure inside bottle 9 generates negative pressure lower than its ambient pressure, and then realizes and produce when being performed the operation using vacuum suction patient's heart
Raw waste liquid provides clearly visual area environment for medical staff, to guarantee going on smoothly for operation；Inside liquid-collecting bottle 9
When liquid level is excessively high, floating ball 24 increases under the buoyancy of liquid, and floating ball 24 drives support rod 23 to rise while increasing, branch
Strut 23 drives rubber spool 22 to rise and then blocks the bottom end nozzle of third connecting tube 20, thus prevents in liquid-collecting bottle 9
The liquid in portion enters the inside of vacuum pump 44 by the second hose 6, and vacuum pump 44 can be effectively prevent to damage because entering liquid；?
When the waste liquid generated when attracting and perform the operation using the device, arc silica gel lasso 31 can directly be contacted with the tissue of patient's lesion, can
The end of the first hose 5 is avoided directly directly to contact with the tissue of patient's lesion, so that the tissue of patient's lesion is avoided to be scratched,
The wound generated when patient's heart operation can be effectively reduced；When anti-spilled valve 18 inside liquid-collecting bottle 9 is closed, in vacuum pump
The cambered surface of arc rubber plunger tip 55 can be separated with the second air inlet 54 under the action of 44, and air extraneous at this time successively can be by the
Two air inlets 54 and through-hole 52 enter the inside of vacuum pump 44, can effectively prevent being damaged because vacuum pump 44 overloads, thus
It can guarantee the service life of vacuum pump 44；During vacuum pump 44 works, stainless steel steel wire filter screen 27 is to passing through the
The gas of two hoses 6 is filtered, and the foreign matters such as the dust inside liquid-collecting bottle 9 can be prevented to be directly entered vacuum by the second hose 6
The inside of pump 44, the inside that can avoid vacuum pump 44 enter foreign matter；Can by the dispersion of gas that vacuum pump 44 is discharged by circular hole into
Enter to enter the inside of the hollow plate body 47 of cylindrical type, changes the audio frequency of air-flow, and then achieve the purpose that noise reduction, vacuum pump 44 can be prevented
Noise is too big when work, influences medical staff and performs the operation.
This specific embodiment is only explanation of the invention, is not limitation of the present invention, those skilled in the art
Member can according to need the modification that not creative contribution is made to the present embodiment after reading this specification, but as long as at this
All by the protection of Patent Law in the scope of the claims of invention.
Claims (10)
1. a kind of operation negative pressure suction device, it is characterised in that: including bottom support portion (1) and liquid collector (2) and negative pressure
Generating device (3), the liquid collector (2) are removably mounted at the top of the bottom support portion (1), and the liquid collector
(2) be connected setting with the depression generator (3)；
The bottom support portion (1) includes cylindrical type pedestal (32), and the top of the cylindrical type pedestal (32) offers cylindrical type
Groove (33), and the bottom of the cylindrical type pedestal (32) is angularly installed using its bottom centre's point as the center of circle there are three the first rubber
Glue stabilizer blade (34)；
The liquid collector (2) includes being removably mounted at the internal liquid-collecting bottle (9) of the cylindrical type groove (33), the liquid collecting
The upper end of bottle (9) is bolted with end cap (10), and the top connection of the end cap (10) is equipped with the first connecting tube (11) and the second connection
It manages (15), and the bottom of the end cap (10) is fixedly installed with the check valve being connected with the first connecting tube (11) bottom end
(14) and with the second connecting tube (15) bottom end the anti-spilled valve (18) being connected, the middle part of first connecting tube (11)
Upper end connection equipped with the first valve (13), and first connecting tube (11) is equipped with the first interface (12), and described second connects
The middle part for taking over (15) is equipped with the second valve (17), and the upper end connection of second connecting tube (15) is equipped with the second interface
(16), the outside of first interface (12) is plugged with the first hose (5)；
The depression generator (3) includes shell (35), and symmetrically perforation is equipped with air-breathing on the two sidewalls of the shell (35)
(37) and escape pipe (40) are managed, and the interior bottom portion of the shell (35) is fixedly installed with vacuum pump (44), the vacuum pump
(44) air entry is connected with the one end of the air intake duct (37), and the gas outlet of the vacuum pump (44) and the escape pipe
(40) one end is connected, and the other end connection of the air intake duct (37) is equipped with through the second hose (6) and second grafting
The third interface (38) that mouth (16) is connected, the top of the shell (35) is also fixedly installed with and the air intake duct (37) phase
The pressure vacuum gauge (36) of connection.
2. a kind of operation negative pressure suction device according to claim 1, it is characterised in that: the anti-spilled valve (18) includes
It is fixedly mounted on the hollow valve body (25) of the end cap (10) bottom, is connected to and is equipped on the roof of the hollow valve body (25)
The third connecting tube (20) being connected with the second connecting tube (15) bottom end is held, and is set on the side wall of the hollow valve body (25)
Have the first air inlet (21), the interior bottom portion of the hollow valve body (25) is movably equipped with rubber spool (22), the rubber spool
(22) bottom is fixedly connected with support rod (23), and the bottom wall of the hollow valve body (25) is run through in the bottom end of the support rod (23)
The bottom external for extending to the hollow valve body (25) is connected with floating ball (24).
3. a kind of operation negative pressure suction device according to claim 1, it is characterised in that: the liquid-collecting bottle (9) is transparent
Plastics are made, and the outer surface of liquid-collecting bottle (9) is equipped with graduation mark (19).
4. a kind of operation negative pressure suction device according to claim 1, it is characterised in that: first hose (5) is separate
One end inner end portion of first interface (12) is plugged with protective head (7), and the protective head (7) includes being plugged on described the
The insertion pipe (30) of one end inner end portion of one hose (5) far from first interface (12) and exposed soft described first
(5) external arc silica gel lasso (31) is managed, the insertion pipe (30) is wholely set with the arc silica gel lasso (31).
5. a kind of operation negative pressure suction device according to claim 1, it is characterised in that: the shell (35) is rectangular outer
Shell, and four the second rubber feets (42) are symmetrically arranged at the bottom corners of the shell (35), the front of the shell (35)
It is additionally provided with control switch (43), the control switch (43) is electrically connected by conducting wire and the vacuum pump (44).
6. a kind of operation negative pressure suction device according to claim 1, it is characterised in that: be located on the air intake duct (37)
It is connected to and is equipped with safety valve (39) at the external position of the shell (35), the safety valve (39) includes cylindrical type cylinder
(49), the upper end of the cylindrical type cylinder (49) is closed end, and the bottom end of the cylindrical type cylinder (49) is hatch frame, institute
It states and is offered between two parties on the closed end wall of cylindrical type cylinder (49) the second air inlet (54), and cylindrical type cylinder (49) are opened
Mouth end is integrally formed with the first threaded portion (51), and the cylindrical type cylinder (49) is fixedly mounted on by first threaded portion (51)
On the upper surface of the air intake duct (37), and the inside of the cylindrical type cylinder (49) fixed peace at the position of its open end
Equipped with baffle (50), the inside of the baffle (50) is uniformly provided with several through-holes (52), and the top of the baffle (50) is logical
It crosses spring (53) and is fixedly installed with arc rubber plunger tip (55), the cambered surface and second air inlet of the arc rubber plunger tip (55)
Hole (54) is inconsistent.
7. a kind of operation negative pressure suction device according to claim 1, it is characterised in that: second hose (6) is upper
It is additionally provided with filter device (4) between second interface (16) and the third interface (38), the filter device (4)
Including box body (26), on the two sides of the box body (26), symmetrical connection, which is equipped with, is plugged on the second hose (6) inside
4th interface (28) and the 5th interface (29), and the interior central of the box body (26) is fixedly installed with stainless steel steel wire mistake
Strainer (27).
8. a kind of operation negative pressure suction device according to claim 7, it is characterised in that: the one side wall of the box body (26)
On be also equipped with cover board (8) by screw, be additionally provided with rubber gasket between the cover board (8) and the side wall of the box body (26)
Circle.
9. a kind of operation negative pressure suction device according to claim 1, it is characterised in that: the escape pipe (40) it is another
End is fixedly installed with silencing means (41), and the silencing means (41) includes cylindrical type shape shell (45), the cylindrical type shape shell
Connection is integrally formed with the second threaded portion (46) on one end wall of body (45), and on (45) one end wall of cylindrical type shape shell uniformly
Open up several gas vents (48), the cylindrical type shape shell (45) by second threaded portion (46) be fixedly mounted on it is described go out
The other end end of tracheae (40), and cylindrical type shape shell (45) interior central is fixedly installed on side wall and is uniformly provided with
The hollow plate body of the cylindrical type of several circular holes (47).
10. a kind of operation negative pressure suction device according to claim 1, it is characterised in that: the surface of the shell (35)
It is additionally provided with erosion resistant coating, the erosion resistant coating is prepared by the following method:
Following raw material is taken to weigh by weight: 35-45 parts of acrylic resin, 12-18 parts of calcium carbonate, p-methyl benzenesulfonic acid powder 15-
20 parts, 6-10 parts of mica powder, 18-26 parts of phenolic resin, 3-5 parts of glycerol, 12 8-12 parts of alcohol ester, 1-3 parts of liquor ferri trichloridi
With 40-60 parts of water；
S1, it will be stirred 20-30min in load weighted glycerol, liquor ferri trichloridi, alcohol ester 12 and water addition blender,
Mixing speed is 600-800r/min, and mixed solution is made；
S2, progress essence in ball mill is added in acrylic resin, calcium carbonate, p-methyl benzenesulfonic acid powder, mica powder and phenolic resin
Particle diameter is milled to no more than 40um, mixed-powder material is made；
S3, mixed-powder material obtained in step S2 is added in step S1 in mixed solution obtained, using blender after
Continuous to be stirred 30-40min, mixing speed is set as 700-900r/min, 80-90 DEG C of temperature setting, anticorrosive paint is made；
S4, shell (35) being put into supersonic wave cleaning machine and is cleaned, the set of frequency of supersonic wave cleaning machine is 40-60KHz,
Temperature setting is 50-60 DEG C, cleans 12-16min；
S5, the shell (35) after step S4 cleaning is dried using air-heater, then utilizes high-pressure sprayer spray gun by step S3
Anticorrosive paint obtained uniformly sprays the surface of shell (35) after the drying；
S6, the shell (35) that step S5 is coated with to anticorrosive paint are put to be dried in the drying chamber, and drying temperature is set as
100-120 DEG C, the time is set as 20-30min, i.e., erosion resistant coating is made on the surface of shell (35).
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811503620.1A CN109589460A (en) | 2018-12-10 | 2018-12-10 | A kind of operation negative pressure suction device |
| PCT/CN2018/120450 WO2020118539A1 (en) | 2018-12-10 | 2018-12-12 | Negative pressure suction device for surgery |
| ZA2020/03570A ZA202003570B (en) | 2018-12-10 | 2020-06-15 | Surgical negative pressure suction device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811503620.1A CN109589460A (en) | 2018-12-10 | 2018-12-10 | A kind of operation negative pressure suction device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109589460A true CN109589460A (en) | 2019-04-09 |
Family
ID=65962313
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811503620.1A Withdrawn CN109589460A (en) | 2018-12-10 | 2018-12-10 | A kind of operation negative pressure suction device |
Country Status (3)
| Country | Link |
|---|---|
| CN (1) | CN109589460A (en) |
| WO (1) | WO2020118539A1 (en) |
| ZA (1) | ZA202003570B (en) |
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| CN110151262A (en) * | 2019-06-25 | 2019-08-23 | 江苏孜航精密五金有限公司 | The negative pressure of disposable haemorrhoids ligation apparatus, which is inhaled, pricks control device |
| CN110584437A (en) * | 2019-10-17 | 2019-12-20 | 江健 | Anti-skidding liquid-dropping-collecting type ground mat suitable for operation |
| CN112934552A (en) * | 2021-01-28 | 2021-06-11 | 唐得琼 | Steel construction painting device |
| CN113384362A (en) * | 2021-07-23 | 2021-09-14 | 山东省日照市人民医院 | Auxiliary device for orthopedic joint replacement surgery |
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| CN110151262A (en) * | 2019-06-25 | 2019-08-23 | 江苏孜航精密五金有限公司 | The negative pressure of disposable haemorrhoids ligation apparatus, which is inhaled, pricks control device |
| CN110584437A (en) * | 2019-10-17 | 2019-12-20 | 江健 | Anti-skidding liquid-dropping-collecting type ground mat suitable for operation |
| CN112934552A (en) * | 2021-01-28 | 2021-06-11 | 唐得琼 | Steel construction painting device |
| CN113384362A (en) * | 2021-07-23 | 2021-09-14 | 山东省日照市人民医院 | Auxiliary device for orthopedic joint replacement surgery |
Also Published As
| Publication number | Publication date |
|---|---|
| ZA202003570B (en) | 2021-04-28 |
| WO2020118539A1 (en) | 2020-06-18 |
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Application publication date: 20190409 |