CN106983647B - Movable external counterpulsation device - Google Patents

Movable external counterpulsation device Download PDF

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Publication number
CN106983647B
CN106983647B CN201710325563.1A CN201710325563A CN106983647B CN 106983647 B CN106983647 B CN 106983647B CN 201710325563 A CN201710325563 A CN 201710325563A CN 106983647 B CN106983647 B CN 106983647B
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CN
China
Prior art keywords
isolation box
compressor
circuit system
air
cooling air
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
CN201710325563.1A
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Chinese (zh)
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CN106983647A (en
Inventor
代贞勇
唐兴明
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
CHONGQING PSK-HEALTH SCI-TECH DEVELOPMENT CO LTD
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CHONGQING PSK-HEALTH SCI-TECH DEVELOPMENT CO LTD
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Priority to CN201710325563.1A priority Critical patent/CN106983647B/en
Publication of CN106983647A publication Critical patent/CN106983647A/en
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Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61H—PHYSICAL THERAPY APPARATUS, e.g. DEVICES FOR LOCATING OR STIMULATING REFLEX POINTS IN THE BODY; ARTIFICIAL RESPIRATION; MASSAGE; BATHING DEVICES FOR SPECIAL THERAPEUTIC OR HYGIENIC PURPOSES OR SPECIFIC PARTS OF THE BODY
    • A61H9/00—Pneumatic or hydraulic massage
    • A61H9/005—Pneumatic massage
    • A61H9/0078—Pneumatic massage with intermittent or alternately inflated bladders or cuffs
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B39/00—Component parts, details, or accessories, of pumps or pumping systems specially adapted for elastic fluids, not otherwise provided for in, or of interest apart from, groups F04B25/00 - F04B37/00
    • F04B39/0027—Pulsation and noise damping means
    • F04B39/0033—Pulsation and noise damping means with encapsulations
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B39/00—Component parts, details, or accessories, of pumps or pumping systems specially adapted for elastic fluids, not otherwise provided for in, or of interest apart from, groups F04B25/00 - F04B37/00
    • F04B39/0027—Pulsation and noise damping means
    • F04B39/0044—Pulsation and noise damping means with vibration damping supports
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B39/00—Component parts, details, or accessories, of pumps or pumping systems specially adapted for elastic fluids, not otherwise provided for in, or of interest apart from, groups F04B25/00 - F04B37/00
    • F04B39/0027—Pulsation and noise damping means
    • F04B39/005—Pulsation and noise damping means with direct action on the fluid flow using absorptive materials
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B39/00—Component parts, details, or accessories, of pumps or pumping systems specially adapted for elastic fluids, not otherwise provided for in, or of interest apart from, groups F04B25/00 - F04B37/00
    • F04B39/0027—Pulsation and noise damping means
    • F04B39/0055—Pulsation and noise damping means with a special shape of fluid passage, e.g. bends, throttles, diameter changes, pipes
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B39/00—Component parts, details, or accessories, of pumps or pumping systems specially adapted for elastic fluids, not otherwise provided for in, or of interest apart from, groups F04B25/00 - F04B37/00
    • F04B39/06—Cooling; Heating; Prevention of freezing
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B39/00—Component parts, details, or accessories, of pumps or pumping systems specially adapted for elastic fluids, not otherwise provided for in, or of interest apart from, groups F04B25/00 - F04B37/00
    • F04B39/06—Cooling; Heating; Prevention of freezing
    • F04B39/066—Cooling by ventilation
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B39/00—Component parts, details, or accessories, of pumps or pumping systems specially adapted for elastic fluids, not otherwise provided for in, or of interest apart from, groups F04B25/00 - F04B37/00
    • F04B39/16—Filtration; Moisture separation
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B41/00—Pumping installations or systems specially adapted for elastic fluids
    • F04B41/02—Pumping installations or systems specially adapted for elastic fluids having reservoirs
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K7/00—Constructional details common to different types of electric apparatus
    • H05K7/20—Modifications to facilitate cooling, ventilating, or heating
    • H05K7/20009—Modifications to facilitate cooling, ventilating, or heating using a gaseous coolant in electronic enclosures
    • H05K7/20136—Forced ventilation, e.g. by fans
    • H05K7/20145—Means for directing air flow, e.g. ducts, deflectors, plenum or guides
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K7/00—Constructional details common to different types of electric apparatus
    • H05K7/20—Modifications to facilitate cooling, ventilating, or heating
    • H05K7/20009—Modifications to facilitate cooling, ventilating, or heating using a gaseous coolant in electronic enclosures
    • H05K7/20136—Forced ventilation, e.g. by fans
    • H05K7/20181—Filters; Louvers
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61H—PHYSICAL THERAPY APPARATUS, e.g. DEVICES FOR LOCATING OR STIMULATING REFLEX POINTS IN THE BODY; ARTIFICIAL RESPIRATION; MASSAGE; BATHING DEVICES FOR SPECIAL THERAPEUTIC OR HYGIENIC PURPOSES OR SPECIFIC PARTS OF THE BODY
    • A61H2201/00—Characteristics of apparatus not provided for in the preceding codes
    • A61H2201/01—Constructive details
    • A61H2201/0165—Damping, vibration related features
    • A61H2201/0169—Noise reduction

Abstract

The movable external counterpulsation device comprises an isolation box, a working gas circuit system, a cooling gas circuit system and an electric element, wherein the working gas circuit system, the cooling gas circuit system and the electric element are all arranged in the isolation box; the working gas circuit system comprises an air filter, a compressor, a radiator and a gas storage tank, wherein the air filter, the compressor, the radiator and the gas storage tank are sequentially connected in series through a gas pipe, the compressor and the radiator are both arranged in the lower isolation tank, and the gas storage tank is arranged in the upper isolation tank; the cooling air circuit system comprises a cooling air inlet, a blowing fan opening and an air draft fan opening, the blowing fan opening is close to the radiator, the lower isolation box isolates noise of the compressor, the air storage tank belongs to a static object, interference to electric elements is avoided, and the cooling air circuit system is independently configured to effectively dissipate heat of the radiator.

Description

Movable external counterpulsation device
Technical Field
The invention relates to the field of external counterpulsation devices, in particular to a mobile external counterpulsation device.
Background
The external counterpulsation is a method for reducing and eliminating the symptoms of the angina pectoris by using the external noninvasive compression of limbs, improves the anoxic ischemia state of important organs of the organism, and is also medical equipment for preventing and treating cardiovascular and cerebrovascular diseases. The inflatable bag is inflated and pressurized by the air bag wrapped on the limbs and the buttocks in the diastole, so that the blood of the arteries of the limbs is driven back to the aorta, the diastole is obviously increased, the blood flow is increased for the heart, and the afterload of the heart is reduced; the air sac rapidly exhausts air in the systole stage, the pressure is relieved, the intra-aortic contraction is promoted to be reduced, the resistance of the heart in the ejection stage is relieved to the maximum extent, and the blood is accelerated to flow to the far end, so that the counterpulsation effect is achieved.
In order to achieve the heat dissipation effect of the whole device, the existing external counterpulsation device is large in volume, so that the external counterpulsation device is heavy and difficult to move, and meanwhile, the occupied area of the external counterpulsation device is large.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides a movable external counterpulsation device with a vertical structure, which reduces the occupied area, ensures the heat dissipation effect and has the characteristic of low noise under the condition of reducing the volume, and the specific technical scheme is as follows:
the movable external counterpulsation device comprises an isolation box, a working gas circuit system, a cooling gas circuit system and an electric element, wherein the working gas circuit system, the cooling gas circuit system and the electric element are all arranged in the isolation box;
the isolation box comprises an upper isolation box and a lower isolation box, the upper isolation box and the lower isolation box are relatively fixed, the working air path system comprises an air filter, a compressor, a radiator and an air storage tank, the air filter, the compressor, the radiator and the air storage tank are sequentially connected in series through an air pipe, the compressor and the radiator are both installed in the lower isolation box, and the air storage tank is installed in the upper isolation box;
the cooling air circuit system comprises a cooling air inlet, a blowing fan opening and an air draft fan opening, wherein the cooling air inlet is formed in the side wall of the lower isolation box, the blowing fan opening is formed in the side surface of the lower isolation box, the blowing fan opening is close to the radiator, and the air draft fan opening is formed in the bottom of the lower isolation box;
the electrical components are mounted on the inner wall of the upper isolation box.
Separate the compressor, the compressor is main noise source, and the noise of compressor is kept apart to the lower insulation can, and electrical components and gas holder are all installed in last insulation can simultaneously, and the gas holder belongs to static object, can not cause the interference to electrical components, has guaranteed electrical components's reliable operation. And a cooling air circuit system is independently configured to effectively dissipate heat of the compressor and the compressed gas. An air filter is arranged at the air inlet end of the working air path system, so that the air inlet noise of working air is reduced.
During operation, noise reduction after filtration through the air filter and gas after filtration enter the compressor, the gas compressed by the compressor flows through the radiator to dissipate heat, the radiator dissipates heat under the action of the cooling gas circuit system, then the gas is stored in the gas storage tank, the gas outlet condition of the gas storage tank is controlled through the electromagnetic valve, the electromagnetic valve is communicated with the quick connector of the counterpulsation device again, and finally the gas is conveyed into the inner bag sleeve. The blowing fan is arranged at the blowing fan opening, and the air draft fan is arranged at the air draft fan opening, so that the flowing heat dissipation capacity of air is good.
Further defined, sound absorbing plates are arranged on the inner walls of the lower isolation box.
Further preventing noise from spreading.
Further defined, the lower end of the lower isolation box is provided with a universal wheel.
And the movement is convenient.
Further defined, a shock absorbing assembly is disposed between the compressor and the bottom of the lower isolation tank, the shock absorbing assembly securing the compressor to the bottom of the lower isolation tank.
The compressor is easy to vibrate during working, and the damping component plays roles of damping and noise reduction.
Further limited, the damper comprises a supporting plate and an elastic supporting leg, the compressor is installed on the supporting plate, nuts are embedded in the upper end face and the lower end face of the elastic supporting leg, the upper end and the lower end of the elastic supporting leg are fixedly connected through bolts and nuts in a matched mode, the upper end of the elastic supporting leg is fixedly connected with the supporting plate, and the lower end of the elastic supporting leg is fixedly connected with the inner wall of the bottom of the lower isolation box.
The embedded nut makes the fixation of the elastic support leg, the support plate and the lower isolation box more convenient.
Further defined, the resilient legs are made of rubber.
Further defined, the resilient legs have a height of 25mm to 35mm.
The shock attenuation is effectual, and the height can not be too big, in 25mm-35 mm's height, and the elastic support effect of rubber is better.
Further defined, the electrical components include a frequency converter, a harmonic filter, and an isolation transformer, all of which are fixed on an inner wall of the upper isolation box.
The electrical components in the upper isolation box are all static, and the working reliability is high.
Further defined, an acoustic panel is disposed on the inner wall of the cooling air inlet.
Noise in the lower isolation box is reduced and diffused from the cooling air inlet.
Further limited, cooling air intake department is equipped with the deep bead, the deep bead unsettled fix on the lower insulation case outer wall, the deep bead with there is the interval between the cooling air intake.
Noise generated by air inlet of the cooling air inlet is reduced.
The beneficial effects of the invention are as follows: through carrying out solitary isolation with the compressor, the diffusion of reduction compressor noise, through set up the abatvoix on the inner wall of lower compartment, the diffusion of further noise reduction, through damper's setting, the vibrations noise of compressor has been reduced, set up cooling gas circuit system alone, dispel the heat to compressor and compressed gas, set up the abatvoix to the inner wall of cooling air intake of cooling gas circuit system, the diffusion of noise follow cooling air intake, then still set up the deep bead in cooling air intake department, the noise that reduces cooling air itself and produce. The invention ensures good heat dissipation and noise diffusion prevention under the condition of reducing the volume, and overcomes the technical obstacle that the small-volume high-density heat dissipation is poor and the noise diffusion is caused by the open heat dissipation.
Drawings
Fig. 1 is a schematic structural view of the present invention.
Fig. 2 is an exploded view of the present invention.
Fig. 3 is a schematic structural view of the isolation box 1.
Fig. 4 is a flow chart of the working gas circuit system.
Fig. 5 is a flow chart of the cooling air path system 3.
Fig. 6 is a schematic structural view of the wind deflector 311.
Fig. 7 is a schematic structural view of the elastic leg 2212.
Fig. 8 is a schematic view of the position of the blower fan opening 32.
Fig. 9 is a schematic view of the position of the suction fan port 33.
Detailed Description
The preferred embodiments of the present invention will be described in detail below with reference to the accompanying drawings so that the advantages and features of the present invention can be more easily understood by those skilled in the art, thereby making clear and defining the scope of the present invention.
As shown in fig. 1, 2, 3, 4, 5, 6, 7, 8 and 9, the mobile external counterpulsation device comprises an isolation box 1, a working air circuit system, a cooling air circuit system 3 and an electrical element 4, wherein the working air circuit system, the cooling air circuit system 3 and the electrical element 4 are all arranged in the isolation box 1;
the isolation box 1 comprises an upper isolation box 11 and a lower isolation box 12, and the upper isolation box 11 and the lower isolation box 12 are relatively fixed;
the working air circuit system comprises an air filter 21, a compressor 22, a radiator 23 and an air storage tank 24, wherein the air filter 21, the compressor 22, the radiator 23 and the air storage tank 24 are sequentially connected in series through air pipes, the compressor 22 and the radiator 23 are both arranged in the lower isolation box 12, and the air storage tank 24 is arranged in the upper isolation box 11; and each inner wall of the lower isolation box 12 is provided with a sound absorbing plate 121. The lower end of the lower isolation box 12 is provided with a universal wheel 122. A computer tray 5 is arranged on the top of the upper isolation box 11. A shell 6 is wrapped outside the isolation box 1, the shell 6 is supported by a framework 13, and a plurality of output air holes 7 are formed in the side face of the upper isolation box 11. For better noise reduction, an inner shell is separately provided for the compressor 22, and since the compressor 22 is blocked by the inner shell, the compressor 22 and the inner shell are shown to be directed to the same place.
As shown in fig. 8 and 9, the cooling air path system 3 includes a cooling air inlet 31, a blowing fan port 32 and an air suction fan port 33, the cooling air inlet 31 is opened on the side wall of the lower isolation box 12, the blowing fan port 32 is opened on the side surface of the lower isolation box 12, the blowing fan port 32 is close to the radiator 23, and the air suction fan port 33 is opened on the bottom of the lower isolation box 12;
the electric element 4 is mounted on the inner wall of the upper isolation box 11. The inner wall of the cooling air inlet 31 is also provided with a sound absorbing plate 121. Noise in the lower isolation box 12 is reduced from spreading from the cooling air inlet 31.
The compressor 22 is separated independently, the compressor 22 is a main noise source, the lower isolation box 12 isolates the noise of the compressor 22, meanwhile, the electric element 4 and the air storage tank 24 are both arranged in the upper isolation box 11, the air storage tank 24 belongs to a static object, interference to the electric element 4 is avoided, and the working reliability of the electric element 4 is ensured. The cooling air path system 3 is independently configured to effectively dissipate heat of the compressor and the compressed gas. An air filter 21 is arranged at the air inlet end of the working air path system 2 to reduce the air inlet noise of working air.
During operation, noise reduction after filtration by the air filter 21 and air after filtration enter the compressor 22, the air compressed by the compressor 22 flows through the radiator 23 to dissipate heat, the radiator 23 dissipates heat under the action of the cooling air path system 3, then the air is stored in the air storage tank 24, the air outlet condition of the air storage tank 24 is controlled by the electromagnetic valve, the electromagnetic valve is communicated with the quick connector of the counterpulsation device, and finally the air is conveyed into the inner bag sleeve. The blowing fan is installed at the blowing fan port 32, and the air extracting fan is installed at the air extracting fan port 33, so that the flowing heat dissipation capacity of air is good.
As shown in fig. 2, a damper assembly 221 is disposed between the compressor 22 and the bottom of the lower isolation tank 12, and the damper assembly 221 fixes the compressor 22 to the bottom of the lower isolation tank 12.
The compressor 22 is easily vibrated when in operation, and the vibration reducing assembly 221 serves to reduce vibration and noise.
As shown in fig. 2 and 7, the shock absorbing assembly 221 includes a support plate 2211 and an elastic leg 2212, the compressor 22 is mounted on the support plate 2211, nuts are embedded in the upper and lower end surfaces of the elastic leg 2212, the upper and lower ends of the elastic leg 2212 are fixedly connected through bolts and nuts, the upper end of the elastic leg 2212 is fixedly connected with the support plate 2211, and the lower end of the elastic leg 2212 is fixedly connected with the bottom inner wall of the lower isolation box 12. The elastic leg 2212 is made of rubber. The height of the elastic leg 2212 is 25mm-35mm.
The embedded nuts facilitate the fixation of the resilient legs 2212 and the support plate 2211 and the lower isolation box 12.
The shock attenuation is effectual, and the height can not be too big, in 25mm-35 mm's height, and the elastic support effect of rubber is better.
As shown in fig. 2, the electrical component 4 includes a frequency converter 41, a harmonic filter 42, and an isolation transformer 43, and the frequency converter 41, the harmonic filter 42, and the isolation transformer 43 are all fixed to the inner wall of the upper isolation box 11.
The electrical components 4 in the upper isolation box 11 are all static, and the working reliability is high.
As shown in fig. 6, a wind deflector 311 is disposed at the cooling air inlet 31, the wind deflector 311 is suspended and fixed on the outer wall of the lower isolation box 12, and a space is provided between the wind deflector 311 and the cooling air inlet 31.
Noise generated by air intake of the cooling air intake 31 is reduced.

Claims (10)

1. A mobile extracorporeal counterpulsation apparatus, characterized in that: the cooling device comprises an isolation box (1), a working air circuit system, a cooling air circuit system (3) and an electric element (4), wherein the working air circuit system, the cooling air circuit system (3) and the electric element (4) are all arranged in the isolation box (1);
the isolation box (1) comprises an upper isolation box (11) and a lower isolation box (12), and the upper isolation box (11) and the lower isolation box (12) are relatively fixed;
the working air circuit system comprises an air filter (21), a compressor (22), a radiator (23) and an air storage tank (24), wherein the air filter (21), the compressor (22), the radiator (23) and the air storage tank (24) are sequentially connected in series through air pipes, the compressor (22) and the radiator (23) are both installed in the lower isolation box (12), and the air storage tank (24) is installed in the upper isolation box (11);
the cooling air circuit system (3) comprises a cooling air inlet (31), a blowing fan opening (32) and an air draft fan opening (33), the cooling air inlet (31) is formed in the side wall of the lower isolation box (12), the blowing fan opening (32) is formed in the side face of the lower isolation box (12), the blowing fan opening (32) is close to the radiator (23), and the air draft fan opening (33) is formed in the bottom of the lower isolation box (12);
the electrical element (4) is mounted on the inner wall of the upper isolation box (11).
2. The mobile extracorporeal counterpulsation apparatus according to claim 1, wherein: and sound absorbing plates (121) are arranged on the inner walls of the lower isolation boxes (12).
3. The mobile extracorporeal counterpulsation apparatus according to claim 1, wherein: the lower end of the lower isolation box (12) is provided with a universal wheel (122).
4. The mobile extracorporeal counterpulsation apparatus according to claim 1, wherein: a damping component (221) is arranged between the compressor (22) and the bottom of the lower isolation box (12), and the damping component (221) fixes the compressor (22) at the bottom of the lower isolation box (12).
5. The mobile extracorporeal counterpulsation apparatus according to claim 4, wherein: the damping component (221) comprises a supporting plate (2211) and elastic supporting legs (2212), the compressor (22) is installed on the supporting plate (2211), nuts are embedded in the upper end face and the lower end face of the elastic supporting legs (2212), the upper end and the lower end of the elastic supporting legs (2212) are fixedly connected through the matching of bolts and nuts, the upper ends of the elastic supporting legs (2212) are fixedly connected with the supporting plate (2211), and the lower ends of the elastic supporting legs (2212) are fixedly connected with the inner wall of the bottom of the lower isolation box (12).
6. The mobile extracorporeal counterpulsation apparatus according to claim 5, wherein: the elastic leg (2212) is made of rubber.
7. A mobile extracorporeal counterpulsation apparatus according to any of claims 5-6, wherein: the height of the elastic supporting leg (2212) is 25mm-35mm.
8. The mobile extracorporeal counterpulsation apparatus according to claim 1, wherein: the electric element (4) comprises a frequency converter (41), a harmonic filter (42) and an isolation transformer (43), wherein the frequency converter (41), the harmonic filter (42) and the isolation transformer (43) are all fixed on the inner wall of the upper isolation box (11).
9. The mobile extracorporeal counterpulsation apparatus according to claim 1, wherein: an acoustic panel (121) is arranged on the inner wall of the cooling air inlet (31).
10. The mobile extracorporeal counterpulsation apparatus according to claim 1, wherein: the cooling air inlet (31) is provided with a wind deflector (311), the wind deflector (311) is suspended and fixed on the outer wall of the lower isolation box (12), and a space is reserved between the wind deflector (311) and the cooling air inlet (31).
CN201710325563.1A 2017-05-10 2017-05-10 Movable external counterpulsation device Active CN106983647B (en)

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Application Number Priority Date Filing Date Title
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Application Number Priority Date Filing Date Title
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CN106983647B true CN106983647B (en) 2023-09-19

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Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110227025A (en) * 2019-05-20 2019-09-13 安徽先方医疗科技有限公司 Double balloon external counterpulsation system
CN112843412B (en) * 2021-02-02 2021-11-23 重庆普施康科技发展股份有限公司 Oxygen-supplying type external counterpulsation device for treating ischemic diseases

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CN2610903Y (en) * 2003-03-10 2004-04-14 江西杰派科技发展有限公司 Conversion type external reverse pacemaker
JP2011143023A (en) * 2010-01-13 2011-07-28 Terumo Corp Oxygen concentrator
CN203561128U (en) * 2013-10-21 2014-04-23 重庆普施康科技发展有限公司 Movable cooling system of external counterpulsation machine
JP2014136132A (en) * 2013-01-18 2014-07-28 Fukuda Denshi Co Ltd Air supply device and oxygen concentrator
CN105435346A (en) * 2015-12-29 2016-03-30 天津市普瑞仪器有限公司 Full electric control type compact breathing machine
CN207640641U (en) * 2017-05-10 2018-07-24 重庆普施康科技发展股份有限公司 Mobile external counterpulsation apparatus

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2610903Y (en) * 2003-03-10 2004-04-14 江西杰派科技发展有限公司 Conversion type external reverse pacemaker
JP2011143023A (en) * 2010-01-13 2011-07-28 Terumo Corp Oxygen concentrator
JP2014136132A (en) * 2013-01-18 2014-07-28 Fukuda Denshi Co Ltd Air supply device and oxygen concentrator
CN203561128U (en) * 2013-10-21 2014-04-23 重庆普施康科技发展有限公司 Movable cooling system of external counterpulsation machine
CN105435346A (en) * 2015-12-29 2016-03-30 天津市普瑞仪器有限公司 Full electric control type compact breathing machine
CN207640641U (en) * 2017-05-10 2018-07-24 重庆普施康科技发展股份有限公司 Mobile external counterpulsation apparatus

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