CN102743264A - Positive and negative pressure conversion movable sickbed - Google Patents
Positive and negative pressure conversion movable sickbed Download PDFInfo
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- CN102743264A CN102743264A CN2012102282164A CN201210228216A CN102743264A CN 102743264 A CN102743264 A CN 102743264A CN 2012102282164 A CN2012102282164 A CN 2012102282164A CN 201210228216 A CN201210228216 A CN 201210228216A CN 102743264 A CN102743264 A CN 102743264A
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Abstract
The invention belongs to the technical field of indoor air environment purification, and particularly relates to a positive and negative pressure conversion movable sickbed, which consists of a sickbed, an air purification device, a fan, an air distribution pipeline system, an electric control valve system and an isolation system, wherein four bed legs of the sick bed are provided with wheels, the sickbed can be used as a moving sickbed or a fixed sickbed, the sickbed can realize the positive pressure air supply and negative pressure air suction functions, air distribution openings of an air distribution system are arranged on the head part of the sickbed and the tail part of the sickbed, the air distribution pipeline system is paved along the bottom of a bed plate and is connected with the air purification device through the electric control valve, the control system controls the fan to do positive rotation, the positive pressure air supply can be realized, clean air is provided for patients with the requirements, the fan is controlled to do reverse rotation, the negative pressure air suction can be realized, air with pathogenic bacteria breathed out by patients are collected in time, and in addition, the air is exhausted after the sterilization and the purification. The positive and negative pressure conversion movable sickbed has the advantages that the design structure is compact, other functions such as sickbed ascending and descending and the like cannot be influenced, the noise pollution is avoided, the energy consumption is low, the dust removal, sterilization and purification effects are obvious, and the positive and negative pressure conversion movable sickbed is suitable for being used as an ordinary sickbed or emergency sickbed for patients to be isolated in occasions such as hospitals and the like.
Description
Technical field
The invention belongs to indoor air environment purification techniques field, be specifically related to a kind of can be for the patient provides clean air, and the removable sick bed of the positive negative pressure conversion that also can the absorption of air that the patient breathes out be purified.
Background technology
IAQ is the english abbreviation of indoor air quality (Indoor Air Quality); Along with improving constantly of life and scientific and technological level; People are also increasingly high to indoor air quality requirement; Especially this very high as hospital to the indoor air quality requirement, but the quite fragile again public place of indoor air quality.Because various diseases patient; Especially respiratory tract disease, infectious disease patient's entering makes and has grown different types of pathogenic bacteria virus in the air ambient in the hospital, and along with the mobile of air propagated; The viruses of particularly once propagating on a large scale such as atypical pneumonia; Its infectiousness, life property are extremely strong, must carry out isolating and protecting for the patient who suffers from this character infectious disease, prevent and treat propagating to other people of such pathogenic bacteria.It is responsive especially to be subject to courses of infection or respiratory system for some wounds in addition, and the patient quite high to the incoming call api request need provide clean air to it, but often the air ambient of hospital can not satisfy this type of patient's requirement.
Various big hospital all is provided with isolation ward at present; Take quarantine measures for some patients that suffer from infectious disease, though this type of ward isolation effect is fine, its construction requirements and input cost are also higher; The quantity of isolation ward is restricted; And owing to isolate between patient and the non-patient, medical personnel must dress protective garment, mask, glove etc., inconvenience very in the process of making an inspection tour or treating; Therefore isolation ward can only offer the patient who suffers from more serious infectious disease in the hospital; For other common patients; Mostly be arranged in public ward with the common patient who suffers from infectious diseases such as respiratory tract disease; Do not having under the safeguard procedures conditions such as strict sterilization sterilization, this situation tends to cause the cross infection of different infectious diseases, and perhaps other non-patients are ill.Various big hospital is taked measures such as isolation for infectious disease patients such as smallest number respiratory tract diseases; But often the receive weather or the seasonal effect of respiratory tract disease all can have the high-incidence season; When the patient is more when seeking medical advice; The safeguard procedures of most of hospitals just are difficult to meet the demands, and only depend on the sterilization effect that plays to indoor spray disinfectant agent limited, like this staff in the hospital or patient's family members etc. very easily receive infect ill.In addition, generally speaking, hospital is that wound is prone to infected or often provides independent or the special ward of handling of air quality to the patient that air quality is had relatively high expectations, and has so just increased patient's the expense etc. of seeking medical advice greatly.
Therefore,, must handle timely and effectively, just seem particularly important the air that the infectious disease patient breathes out in order to guarantee that good air quality is arranged in the hospital.But the space of hospital is limited; Can not be for every patient be provided with independent ward, therefore, with sick bed but not the ward is a unit that the air that the patient breathes out is carried out collection and treatment; And clean air can be provided for the patient of needs; Such technological means not only can avoid viral pathogenic bacteria in air, to propagate, and can also practice thrift the ward area for hospital, reduces patient's the expense etc. of seeking medical advice.In addition the patient is protected in entering hospital the very first time, the sick bed of so removable fixable type is an effective settling mode.
Summary of the invention
The present invention is directed to go to the hospital in problems that infectious disease patient was run into such as processing respiratory tract diseases; And the problem that how to keep air quality good in the hospital; Comprehensive hospital space at present nervous with the present situation that it is difficult that the patient seeks medical advice, invented the removable sick bed that a kind of positive negative pressure is changed, removable fixing; And can in time absorb the air that the patient breathes out on the sick bed efficiently and carry out the bacteriological filtration processing, clean air can be provided for the patient of needs again; The present invention is optimized design through the Fluid Mechanics Computation technology to the gas distribution tubing on the sick bed, guarantees that the patient region does not form the eddy current dead band.
The object of the present invention is to provide a kind of removable sick bed of positive negative pressure conversion; Reach with the sick bed is unit; Prevent that the air with breath transmission pathogenic bacteria from leaking; And for susceptible patient provides the requirement of pure air, with realize improving hospital's indoor air quality, prevent infectious disease propagation, be that hospital and patient practice thrift the purpose that cost is provided convenience.
The removable sick bed of a kind of positive negative pressure conversion that the present invention proposes is made up of bed body, air cleaner, blower fan, electric control valve and shielding system, wherein:
The bed body surrounds frame structure by bed frame 3, on four footposts 2 of bed body wheel 1 is housed, and makes sick bed can promote to use as moving sick bed; Also can wheel 1 is fixing as fixedly sick bed use, be provided with shielding system 4 around the bed frame 3, be placed with two bed boards 11 side by side on the bed frame 3; Wherein one is fixed on the frame 3; Another piece bed board 11 1 sides are fixed, and opposite side can oscilaltion, and the both sides of every bed board 11 are equipped with a side plate frame draw-in groove 8; Be provided with 7, two bed boards of gas distribution pipe up-down module, 11 relative both sides in the bed side plate frame draw-in groove 8 and be respectively equipped with backplate 9 as the head of a bed and tailstock;
Be arranged with close head of a bed tailstock gas distribution pipe 6 in outer the dredging on two backplates 9; Evenly distributed on the both sides of four gas distribution pipe up-down modules 7 have a both sides gas distribution pipe 5; Head of a bed tailstock gas distribution pipe 6 openings are fixed on sustained height; Higher than evenly distributed both sides gas distribution pipe 5 openings, can guarantee that gas distribution has certain level; Head of a bed tailstock gas distribution pipe 6 center line of discharge levels, gas distribution pipe 5 center line of discharge in both sides are from the horizontal by miter angle; Four both sides gas distribution pipes 5 connect four first static pressure chambeies 30 respectively; Two head of a bed tailstock gas distribution pipes 6 connect the second static pressure chamber 31 respectively; The first static pressure chamber 30 is connected corresponding arm 24 with the second static pressure chamber; 8 arms 24 cross in twos and cross to main pipe 22 to 23, four mains 23 of main, and the back is connected with blower fan 15; Be respectively equipped with electric control valve on four mains 23, can distinguish each valve opening degree of motorized adjustment, the size of control ventilation;
Air cleaner is equipped with in bed body bottom; This air cleaner is a cylindrical structural, and its outside is the air guide device 12 of U font, is provided with inner core 14 in the air guide device 12; Be provided with the filter sterilization module 13 of 360 degree air intakes between air guide device 12 and the inner core 14; Inner core 14 central authorities are provided with the ultraviolet-sterilization fluorescent tube, and the air that gets into is wherein had germ-resistant efficiently function, ultraviolet lamp tube power line connection control system; Cleaned air passes process inner core 14 compiles by top duct discharges.
Said electric control valve is connected in 15 of air cleaner two ends and blower fans; Air cleaner is imported and exported loop I and loop II is housed, and the loop I is equipped with first electric control valve 16 and the 3rd electric control valve 18, and the loop II is equipped with second electric control valve 17 and the 4th electric control valve 19; Wherein connect end pipe 20 between first electric control valve 16 of loop I and the 3rd electric control valve 18 and communicate, take over 21 between second electric control valve 17 of loop II and the 4th electric control valve 19 in succession and link to each other with blower fan 15 with the external world.The 3rd electric control valve 18 and second electric control valve 17 are opened when blower fan 15 is just changeing like this; First electric control valve 16 and the 4th electric control valve 19 are closed; Guarantee that outside air purifies the back through air cleaner and sends into the gas distribution tubing by blower fan 15, for the patient provides clean air; First electric control valve 16 and the 4th electric control valve 19 are opened when blower fan 15 counter-rotatings; Second electric control valve 17 and the 3rd electric control valve 18 are closed; Air by the sick bed top of gas distribution pipeline systematic collection gets into air cleaners through blower fan 15, is discharged by end pipe 20 through cleaned air passes;
Among the present invention, gas distribution pipe 5 one ends in both sides are connected with bellows, and the bellows other end connects the first static pressure chamber 30, and both sides gas distribution pipe 5 can vertically be elongated or shortened in bed side plate frame draw-in groove 8 along with the gas distribution pipe module 7 of going up and down.
Among the present invention, main 23 is provided with bellows 25 with main pipe 22 junctions, and head of a bed tailstock gas distribution pipe 6 can not influence air distribution function with convenient rise of the sick bed head of a bed or landing with both sides gas distribution pipe 5.
Among the present invention, be provided with lifting type shielding system 4 around the sick bed, the patient is isolated in the space of sealing around the open top.The layout of gas distribution tubing adopts the Fluid Mechanics Computation technology to be optimized setting; Both sides gas distribution pipe 5 can absorb the air that the patient breathes out at differing heights; And,, shielding system guarantees that the patient region does not form the eddy current dead band under cooperating for patient's different parts provides pure air.
Among the present invention, the function setting of blower fan 15 is through start key regulating and controlling on the control panel 10; Blower fan 15 can just change; The realization malleation can be reversed for sick bed patient air-supply, realizes that negative pressure siphons away the air that the patient breathes out; Blower fan has the function of frequency control simultaneously, through the size of the knob controlling air quantity on the control panel 10.
The present invention relates to a kind of removable sick bed of positive negative pressure conversion, use most sick bed to compare, it is advantageous that with each hospital is common at present:
(1) the present invention expands sick bed function in general sense commonly used in the hospital, makes sick bed be not only the instrument that patient has a rest, but also becomes the effective means that air improves in the hospital ward, and this is that ordinary hospital bed does not have.
(2) the present invention has remedied the few deficiency of general hospital's isolation ward quantity; From reducing the angle that hospital costs and protection medical worker avoid the infectious disease influence, the seek medical advice requirement of cost of the convenience that fully takes into account the patient who needs isolated patient and need pure air and comfortableness and reduction; Through the present invention will be the functive of unit with the isolation ward, focus on one can mobile or fixed sick bed on, with the air quality of improving greatly in the public ward, reduce the cross infection and the incidence rate of infectious disease.
(3) the present invention adopts the Fluid Mechanics Computation technology, and the structural design that takes into full account auto levelizer is to installing the influence of inner and sick bed upper air; Optimized the installation site of blower fan; And the layout of gas distribution tubing; The spacing of the gas distribution pipeline that especially stretches out, arrangement and pipeline tapping direction etc. from the static pressure chamber; Make gas distribution effect of the present invention reach optimum, the air trapping that can the most in time the patient be breathed out is handled, and creates the air ambient of a cleaning for the patient who needs pure air.
Description of drawings
Sick bed structural diagrams under the normal mode of operation that Fig. 1 shielding system and both sides gas distribution pipe rise.
Sick bed structural diagrams under Fig. 2 shielding system and the unrisen non-operating mode of both sides gas distribution pipe.Structural diagrams when the sick bed head of a bed rises under the normal mode of operation that Fig. 3 shielding system and both sides gas distribution pipe rise.
Fig. 4 sick bed gas distribution piping diagram.
Fig. 5 air-breathing mode downstream flow schematic diagram.
Fig. 6 air supply pattern downstream flow schematic diagram.
Label among the figure: 1 is wheel, and 2 is footpost, and 3 is the bed frame, and 4 is shielding system; 5 is the both sides gas distribution pipe, and 6 is head of a bed tailstock gas distribution pipe, and 7 is gas distribution pipe up-down module, and 8 is bed side plate frame draw-in groove; 9 is backplate, and 10 is control panel, and 11 is bed board, and 12 is air guide device; 13 is the filter sterilization module, and 14 is inner core, and 15 is blower fan, and 16,17,18,19,26,27,28,29 are respectively first electric control valve, second electric control valve, the 3rd electric control valve, the 4th electric control valve, the 5th electric control valve, the 6th electric control valve, the 7th electric control valve, the 8th electric control valve; 20 are the end pipe, and 21 is connection tube, and 22 is main pipe, and 23 is main; 24 is arm, and 25 is bellows, and 30 is the first static pressure chamber, and 31 is the second static pressure chamber.
The specific embodiment
Comply with the concrete example that technical scheme of the present invention is accomplished below in conjunction with accompanying drawing 1-6 and inventor, the present invention is made further detailed description.
Embodiment 1:
Like the removable sick bed of the described a kind of positive negative pressure conversion of Fig. 1-6, main body of the present invention is made up of bed body, air cleaner, blower fan, gas distribution tubing, electric control valve system and shielding system.
Four footposts 2 of bed body are equipped with wheel 1, so this sick bed can promote to use as moving sick bed, also can wheel 1 is fixing as fixedly sick bed use.At the bottom of the bed body air cleaner is housed; This air cleaner is designed to cylindrical; The outside is an air guide device 12, and the inside is the filter sterilization module 13 of 360 degree air intakes, and inner core 14 central authorities are provided with the ultraviolet-sterilization fluorescent tube; Air to getting into wherein has germ-resistant efficiently function, ultraviolet lamp tube power line connection control system; Cleaned air passes process inner core 14 compiles by top duct discharges.
The layout of gas distribution tubing; Comprise head of a bed tailstock gas distribution system and both sides gas distribution system; Two parts are respectively arranged with the second static pressure chamber 31 and the first static pressure chamber 30, totally six, stretch out head of a bed tailstock gas distribution pipe 6 respectively from the static pressure chamber and are communicated with the sick bed upper air with both sides gas distribution pipe 5; The gas distribution pipe outlet centrage level of the head of a bed and tailstock wherein, gas distribution pipe 5 center line of discharge in both sides are from the horizontal by miter angle.
Close in dredging outside being arranged as of the head of a bed tailstock gas distribution pipe 6 that stretches out from the head of a bed tailstock second static pressure chamber 31, pipeline tapping is fixed on sustained height, and is higher than evenly distributed both sides gas distribution pipe 5 openings, can guarantee that gas distribution has certain level; Six static pressure chambeies of 8 arm 24 connections cross in twos and cross to main pipe 22 to 23, four mains 23 of main, and the back is connected with blower fan 15; Lead to and be respectively equipped with the 5th electric control valve 26, the 6th electric control valve 27, the 7th electric control valve 28, the 8th electric control valve 29 on the main in head of a bed tailstock and static pressure chamber, both sides, can distinguish each valve opening degree of motorized adjustment, the size of control ventilation.
Being provided with in the both sides gas distribution pipe 5 can bellows, and two tracheas 5 of arranging can vertically elongate or shorten in bed side plate frame draw-in groove 8 along with the gas distribution pipe module 7 of going up and down.Lead on the main 23 in the head of a bed second static pressure chamber 31 and the first static pressure chamber 30, both sides and at bed body connecting portion rubber bellows 25 is housed, head of a bed tailstock gas distribution pipe 6 and both sides first half gas distribution pipe 5 can rise or landing does not influence air distribution function with the sick bed head of a bed is convenient.
The function setting of blower fan 15; Through start key regulating and controlling on the control panel 10, blower fan 15 can just change, and realizes that malleation is sick bed patient air-supply; Can reverse; Realize that negative pressure siphons away the air that the patient breathes out, blower fan has the function of frequency control simultaneously, through the size of the knob controlling air quantity on the control panel 10.
Be connected in the tubing and the electric control valve system of 15 of air cleaner two ends and blower fans; Connect the air cleaner import and export loop I and loop II are housed, the loop I is equipped with first electric control valve 16 and the 3rd electric control valve 18, and the loop II is equipped with second electric control valve 17 and the 4th electric control valve 19; Wherein connect end pipe 20 between first electric control valve 16 of loop I and the 3rd electric control valve 18 and communicate, take over 21 between second electric control valve 17 of loop II and the 4th electric control valve 19 in succession and link to each other with blower fan 15 with the external world.The 3rd electric control valve 18 and second electric control valve 17 are opened when blower fan 15 is just changeing like this; First electric control valve 16 and the 4th electric control valve 19 are closed; Guarantee that outside air purifies the back through air cleaner and sends into the gas distribution tubing by blower fan 15, for the patient provides clean air; First electric control valve 16 and the 4th electric control valve 19 are opened when blower fan 15 counter-rotatings; Second electric control valve 17 and the 3rd electric control valve 18 are closed; Air by the sick bed top of gas distribution pipeline systematic collection gets into air cleaners through blower fan 15, is discharged by end pipe 20 through cleaned air passes.
Be provided with lifting type shielding system 4 around the sick bed, the patient is isolated in the space of sealing around the open top.The layout of gas distribution tubing adopts the Fluid Mechanics Computation technology to be optimized setting; Both sides liftable gas distribution tubing 5 can absorb the air that the patient breathes out at differing heights; And,, shielding system guarantees that the patient region does not form the eddy current dead band under cooperating for patient's different parts provides pure air.
Work process of the present invention is following:
When the patient who suffers from respiratory infectious disease gets into hospital and need seek medical advice; Available the present invention is as moving sick bed; Let the patient be placed on one's sick bed in the very first time that gets into hospital; Sick bed both sides gas distribution pipe up-down module 7 is risen, make gas distribution pipe 5 mouths of pipe in both sides expose and be higher than bed surface, get into mode of operation; Rise shielding system 4 simultaneously, the patient is isolated, open the air draught pattern through the control knob on the lateral control panel 10 of sick bed, the present invention starts working as the function of isolation ward.After shifting the patient onto ward, fixedly wheel 1, makes sick bed transfer fixedly sick bed to.The air draught pattern is controlled a series of variations and is carried out simultaneously, blower fan 15 counter-rotatings, and first electric control valve 16 and 19 unlatchings of the 4th electric control valve simultaneously, second electric control valve 17 and the 3rd electric control valve 18 are closed; Patient lies on one's sick bed; The air of breathing out can be under the suction function that the blower fan counter-rotating produces; Both sides gas distribution pipe 5 through the gas distribution system around it is collected with head of a bed tailstock gas distribution pipe 6 timely; Be pooled to arm 24 through the first static pressure chamber 30 and the second static pressure chamber 31 respectively; Be pooled to respectively again behind the main 23 through being pooled to main pipe 22 behind the 5th electric control valve 26, the 6th electric control valve 27, the 7th electric control valve 28 and the 8th electric control valve 29, through connection tube 21, get into the lower semisection pipeline of loop II through blower fan 15 continued; Electric control valve 19 backs through opening get into the air guide device 12 in the cylindrical air purifying apparatus; Be pooled to inner core 14 after evenly removing most dusts and viral pathogenic bacteria through filter sterilization module 13 behind the gas distribution, discharge purifier tailing edge loop I upper semisection pipeline through first electric control valve of opening 16 after, discharge through connection tube 20 again.
At the bottom of the bed of the present invention battery feed is housed, when using, can uses accumulator as mobile sick bed; Make that the use of sick bed is more convenient, when as the use of fixing sick bed, can connect fixed power source; For functional module provides electric weight, be charge in batteries simultaneously.
Embodiment 2:
When suffering from wound, the liable to infection patient of wound uses when of the present invention, and the present invention can be used as sterilizing room or ward, toilet provide aseptic cleaning easily for the patient air service.Sick bed both sides gas distribution pipe up-down module 7 is risen, make gas distribution pipe 5 mouths of pipe in both sides expose and be higher than bed surface, get into mode of operation; Rise shielding system 4 simultaneously, the patient is isolated; Control knob through on the lateral control system 10 of sick bed is opened air supply pattern, and the present invention starts working as the function in sterilizing room ward; After shifting the patient onto ward, fixedly wheel 1, makes sick bed transfer fixedly sick bed to.Air supply pattern is controlled a series of variations and is carried out simultaneously, and blower fan 15 is just changeing, and second electric control valve 17 and the 3rd electric control valve 18 are opened simultaneously, and first electric control valve 16 and the 4th electric control valve 19 are closed; Near the air cleaner room air can be under the malleation impetus that blower fan is just being changed the line of production living; Collect the guiding device 12 that continuation the 3rd electric control valve 18 backs that I lower semisection pipeline process is opened along the loop get into the cylindrical air purifying apparatus through end pipe 20; Ji Hui is to inner core 14 after evenly removing most dusts and viral pathogenic bacteria through filter sterilization module 13 behind the gas distribution; Discharge purifier tailing edge loop II upper semisection pipeline through second electric control valve of opening 17 after through connection tube 21; Get into main pipe 22 through blower fan 15; Arrive gas distributionbranch pipe 24 through electric control valve 26,27,28,29 backs respectively after being divided into four mains 23 afterwards; Be discharged into the patient behind the head of a bed and tailstock gas distribution pipe 6 and the both sides gas distribution pipe 5 and belong to sick bed top through being distributed to behind the first static pressure chamber 30 and the second static pressure chamber 31 respectively again subsequently,, the air ambient of aseptic cleaning is provided for the patient patient and outside air isolation.
The present invention is provided with the 5th electric control valve 26, the 6th electric control valve 27 and the 7th electric control valve 28 separately in control system; The opening degree adjusting key of the 8th electric control valve 29; Can be through regulating opening degree by key control head of a bed tailstock and both sides valve, can be more convenient control for the patient provides air quantity; Blower fan 15 of the present invention has the frequency control function simultaneously, can be through the knob controlling rotation speed of fan on the control panel 10, to carry out the regulating and controlling of air quantity size.
Claims (3)
1. the removable sick bed of a positive negative pressure conversion is made up of bed body, air cleaner, blower fan, electric control valve and shielding system, it is characterized in that:
The bed body surrounds frame structure by bed frame (3), on four footposts (2) of bed body wheel (1) is housed, and makes sick bed promote to use as moving sick bed; Or wheel (1) is fixing as fixedly sick bed use, be provided with shielding system (4) around the frame (3), be placed with two bed boards (11) side by side on the bed frame (3); Wherein one is fixed on the frame (3); Another piece bed board (11) one sides are fixed, but the opposite side oscilaltion, and the both sides of every bed board (11) are equipped with a side plate frame draw-in groove (8); Be provided with gas distribution pipe up-down module (7) in the bed side plate frame draw-in groove (8), the both sides that two bed boards (11) are relative are respectively equipped with backplate (9) as the head of a bed and tailstock;
Be arranged with close head of a bed tailstock gas distribution pipe (6) in outer the dredging on two backplates (9); Evenly distributed on the both sides of four gas distribution pipe up-down modules (7) have a both sides gas distribution pipe (5); Head of a bed tailstock gas distribution pipe (6) opening is fixed on sustained height; Higher than evenly distributed both sides gas distribution pipe (5) opening, guarantee having levels property of gas distribution; Head of a bed tailstock gas distribution pipe (6) center line of discharge level, both sides gas distribution pipe (5) center line of discharge is from the horizontal by miter angle; Four both sides gas distribution pipes (5) connect four first static pressure chambeies (30) respectively; Two head of a bed tailstock gas distribution pipes (6) connect the second static pressure chamber (31) respectively; The first static pressure chamber (30) is connected corresponding arm (24) with the second static pressure chamber (31); 8 arms (24) cross to main (23) in twos, and four mains (23) cross to main pipe (22), and the back is connected with blower fan (15); Be respectively equipped with electric control valve on four mains (23), each valve opening degree of difference motorized adjustment, the size of control ventilation;
Air cleaner is equipped with in bed body bottom; This air cleaner is a cylindrical structural, and its outside is the air guide device (12) of U font, is provided with inner core (14) in the air guide device (12); Be provided with the filter sterilization module (13) of 360 degree air intakes between air guide device (12) and the inner core (14); Inner core (14) central authorities are provided with the ultraviolet-sterilization fluorescent tube, and the air that gets in the inner core is had germ-resistant efficiently function, the power line connection control system of ultraviolet-sterilization fluorescent tube; Cleaned air passes process inner core (14) compiles by top duct discharges;
Said electric control valve is connected between air cleaner two ends and blower fan (15); Air cleaner is imported and exported loop I and loop II is housed, and the loop I is equipped with first electric control valve (16) and the 3rd electric control valve (18), and the loop II is equipped with second electric control valve (17) and the 4th electric control valve (19); Wherein connect end pipe (20) between first electric control valve (16) of loop I and the 3rd electric control valve (18) and communicate, take over (21) between second electric control valve (17) of loop II and the 4th electric control valve (19) in succession and link to each other with blower fan (15) with the external world; When blower fan (15) the 3rd electric control valve (18) and second electric control valve (17) unlatching when just changeing, first electric control valve (16) and the 4th electric control valve (19) are closed, and guarantee that outside air purifies the back through air cleaner and sends into the gas distribution tubing by blower fan (15); First electric control valve (16) and the 4th electric control valve (19) are opened when blower fan (15) reverses; Second electric control valve (17) and the 3rd electric control valve (18) are closed; Air by the sick bed top of gas distribution pipeline systematic collection gets into air cleaner through blower fan (15), is discharged by end pipe (20) through cleaned air passes;
Control panel (10) is installed in a frame (3) side, has the circuit board electric wire to link to each other with ultraviolet-sterilization fluorescent tube in each electric control valve, blower fan and the air filter in the control panel (10), and is provided with power line and can be connected with external power source.
2. the removable sick bed of positive negative pressure conversion according to claim 1; It is characterized in that gas distribution pipe (5) one ends in both sides are connected with bellows; The bellows other end connects the first static pressure chamber (30), and both sides gas distribution pipe (5) can vertically be elongated or shortened in bed side plate frame draw-in groove (8) along with the gas distribution pipe module (7) of going up and down.
3. the removable sick bed of positive negative pressure conversion according to claim 1 is characterized in that main (23) and main pipe (22) junction are provided with bellows (25), and head of a bed tailstock gas distribution pipe (6) and both sides gas distribution pipe (5) can rise or landing with the sick bed head of a bed is convenient.
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| Application Number | Priority Date | Filing Date | Title |
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| CN 201210228216 CN102743264B (en) | 2012-07-04 | 2012-07-04 | Positive and negative pressure conversion movable sickbed |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201210228216 CN102743264B (en) | 2012-07-04 | 2012-07-04 | Positive and negative pressure conversion movable sickbed |
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| CN102743264A true CN102743264A (en) | 2012-10-24 |
| CN102743264B CN102743264B (en) | 2013-07-17 |
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| CN 201210228216 Expired - Fee Related CN102743264B (en) | 2012-07-04 | 2012-07-04 | Positive and negative pressure conversion movable sickbed |
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| CN110547932A (en) * | 2019-09-03 | 2019-12-10 | 昆明医科大学第二附属医院 | A vacuum sterilization device for burn postoperative |
| CN110859719A (en) * | 2019-11-05 | 2020-03-06 | 中南大学湘雅三医院 | Bacterial infection prevention device for intensive care unit |
| CN110974559A (en) * | 2019-12-19 | 2020-04-10 | 南通市传染病防治院(南通市第三人民医院) | Isolation, transportation and examination bed for patients in infectious disease areas |
| CN111765553A (en) * | 2020-06-17 | 2020-10-13 | 卢利华 | Air epidemic prevention and purification system based on one-way wall-mounted fresh air machine |
| CN111904602A (en) * | 2020-09-03 | 2020-11-10 | 美埃(中国)环境科技股份有限公司 | Positive/negative pressure cleaning operation vehicle |
| CN112083750A (en) * | 2020-09-08 | 2020-12-15 | 合肥哈工智能医疗科技有限公司 | Isolation cabin negative pressure control system and control method based on flow and pressure difference real-time feedback |
| JP2021194520A (en) * | 2020-06-14 | 2021-12-27 | 株式会社久保製作所 | Isolating cover |
| CN115089397A (en) * | 2022-07-04 | 2022-09-23 | 中国人民解放军联勤保障部队第九八八医院 | Breathe internal medicine with preventing infecting isolating device |
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| CN1548021A (en) * | 2003-05-15 | 2004-11-24 | 石国剑 | Wind curtain isolated sick-bed |
| JP2009131303A (en) * | 2007-11-28 | 2009-06-18 | Daikin Ind Ltd | Bed with air conditioner |
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| CN2364874Y (en) * | 1999-05-06 | 2000-02-23 | 王金祥 | Cabinet type disinfected hospital bed |
| CN1548021A (en) * | 2003-05-15 | 2004-11-24 | 石国剑 | Wind curtain isolated sick-bed |
| CN2628025Y (en) * | 2003-05-30 | 2004-07-28 | 杜鸿钧 | Infectious diseasesproof bed |
| CN2638703Y (en) * | 2003-07-24 | 2004-09-08 | 李素芝 | Isolation bed for isolating infectious disease patient |
| JP2009131303A (en) * | 2007-11-28 | 2009-06-18 | Daikin Ind Ltd | Bed with air conditioner |
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| CN104905601A (en) * | 2015-07-03 | 2015-09-16 | 宁波格林美孚新材料科技有限公司 | Multi-functional children bed |
| CN110547932A (en) * | 2019-09-03 | 2019-12-10 | 昆明医科大学第二附属医院 | A vacuum sterilization device for burn postoperative |
| CN110547932B (en) * | 2019-09-03 | 2021-08-20 | 昆明医科大学第二附属医院 | A vacuum sterilization device for burn postoperative |
| CN110859719A (en) * | 2019-11-05 | 2020-03-06 | 中南大学湘雅三医院 | Bacterial infection prevention device for intensive care unit |
| CN110974559A (en) * | 2019-12-19 | 2020-04-10 | 南通市传染病防治院(南通市第三人民医院) | Isolation, transportation and examination bed for patients in infectious disease areas |
| CN110974559B (en) * | 2019-12-19 | 2021-08-10 | 南通市传染病防治院(南通市第三人民医院) | Isolation, transportation and examination bed for patients in infectious disease areas |
| JP2021194520A (en) * | 2020-06-14 | 2021-12-27 | 株式会社久保製作所 | Isolating cover |
| CN111765553A (en) * | 2020-06-17 | 2020-10-13 | 卢利华 | Air epidemic prevention and purification system based on one-way wall-mounted fresh air machine |
| CN111904602A (en) * | 2020-09-03 | 2020-11-10 | 美埃(中国)环境科技股份有限公司 | Positive/negative pressure cleaning operation vehicle |
| CN112083750A (en) * | 2020-09-08 | 2020-12-15 | 合肥哈工智能医疗科技有限公司 | Isolation cabin negative pressure control system and control method based on flow and pressure difference real-time feedback |
| CN115089397A (en) * | 2022-07-04 | 2022-09-23 | 中国人民解放军联勤保障部队第九八八医院 | Breathe internal medicine with preventing infecting isolating device |
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