CN102485120A - Air cushion device - Google Patents
Air cushion device Download PDFInfo
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- CN102485120A CN102485120A CN2010105738324A CN201010573832A CN102485120A CN 102485120 A CN102485120 A CN 102485120A CN 2010105738324 A CN2010105738324 A CN 2010105738324A CN 201010573832 A CN201010573832 A CN 201010573832A CN 102485120 A CN102485120 A CN 102485120A
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Abstract
The invention discloses an air cushion device. The device comprises: an elastic plate and a plurality of air bags, wherein the air bags are connected with a pump, the elastic plate which is positioned on upper surfaces of the air bags comprises an upper surface plate and a lower surface plate, a filler is arranged between the upper surface plate and the lower surface plate, a curve-shaped support is arranged in the filler, A-side deformed teeth and B-side deformed teeth are distributed on two opposite sides in the curve-shaped support, curve-shaped channels for one or more of signal optical fibers to traverse through are formed between heads of the A-side deformed teeth and the B-side deformed teeth, and the A-side deformed teeth and B-side deformed teeth are correspondingly distributed on two sides of the signal optical fiber; and a signal optical fiber connection testing unit and a testing unit connection processing unit, wherein the processing unit adjusts the amount of the gas filled in each air bag by controlling the air pump according to the elastic plate pressure distribution detected by the testing unit. The device of the invention has the advantages of simple structure, reasonable design, low cost, flexible use mode, high sensitivity, and good use effect.
Description
Technical field
The present invention relates to a kind of air-cushion device.
Background technology
The people couches for a long time with a kind of posture and can make the position of bearing more body weight of human body uncomfortable; The normal person can change the position of bearing more body weight through changing posture; Yet having only through care-giver's help, some old men and patient just can stand up or change body posture, but care-giver and do not know that which position need adjust pressure under a lot of situation, and which does not need changes; Thereby cause the part patient or bedsore occurred, threat to life when serious by the caregiver skin surface.
Chinese patent 200680041502.2 discloses a kind of air-cushion device, and it adopts and places the lip-deep elastic plate monitoring pressure with fibre-optical sensing device of air cushion, and the aeration quantity of regulating air bag in the air cushion then in view of the above reaches the purpose of automatic pressure regulation.The more traditional air cushion monitoring device that changes with bearing a heavy burden based on the electrical impedance value of this device has improvement preferably; Increase like monitoring accuracy, accommodative ability of environment and anti-electromagnetic interference capability; But this device Fibre Optical Sensor link breaks off; The pollution of dust, liquid etc. can cause its performance seriously to descend, even causes light path obstructed and lose sensing function.These have all limited the scope of application of this device.
Summary of the invention
The objective of the invention is to overcome above-mentioned deficiency of the prior art, a kind of air-cushion device is provided.The present invention is simple in structure, reasonable in design, cost is low and occupation mode is flexible, highly sensitive, result of use is good, and optical fiber link is complete, can effectively resist the pollution of dust, liquid, has better market prospect.
For realizing above-mentioned purpose; The technical scheme that the present invention adopts is: a kind of air-cushion device; It is characterized in that: comprise elastic plate and a plurality of air bag, said a plurality of air bags are connected with air pump, and said elastic plate is positioned at the upper surface of a plurality of air bags; Said elastic plate comprises upper surface panel, following table panel; Between said upper surface panel and following table panel, be provided with filler, be provided with a plurality of shaped form supports in the said filler, the relative both sides of said shaped form internal stent are laid with a plurality of A side distortion teeth and a plurality of B side distortion tooth; Form the shaped form passage that supplies one or more signal optical fibres to pass between interleaved laying and the head of the two between a plurality of A side distortion teeth and a plurality of B side distortion tooth, A side distortion tooth and B side distortion tooth correspondence are laid in the signal optical fibre both sides; Signal optical fibre in the said curved bracket is connected with test cell through optical cable, and said test cell detects the pressure distribution that said elastic plate receives through the decay of the signal optical fibre in the test curve shape support to optical signal; Said test cell is connected with processing unit, and said processing unit is adjusted the amount of the gas of being filled in above-mentioned a plurality of air bag according to the pressure distribution of the elastic plate of test cell detection through the control air pump.
Above-mentioned a kind of air-cushion device; Said curved bracket is the shaped form housing; A plurality of A side distortion teeth and a plurality of B side distortion tooth correspondence are laid on the inwall of shaped form housing; And described shaped form housing is positioned at a housing, and a guide rod and housing are to be slidingly matched and an end of guide rod stretches in the housing and with shaped form housing one end and is connected, and the guide rod other end contacts with the upper surface panel of elastic plate.
Above-mentioned a kind of air-cushion device is provided with barrier film between said guide rod and the shaped form housing, and said barrier film is fixed on the inwall of housing.
Above-mentioned a kind of air-cushion device; Be provided with the fixed support that supplies said shaped form housing bottom to install in the said housing; With thread connecting mode the adjustment screw rod is installed on the said fixed support and adjustment is fixed with base plate on the screw rod; Top, said shaped form housing upper end is laid with between plain cushion and plain cushion and the barrier film and is laid with secondary spring, and said shaped form housing is installed between plain cushion and the base plate.
Signal optical fibre two ends in the above-mentioned a kind of air-cushion device, said shaped form housing are mounted with light reflecting device.
Above-mentioned a kind of air-cushion device is equipped with one or more light reflecting devices on the said optical cable.
Above-mentioned a kind of air-cushion device, said curved bracket are spring, and A side distortion tooth and B side distortion tooth correspondence are laid in the spring between the adjacent two adjacent rings spring wire.
Above-mentioned a kind of air-cushion device, said curved bracket are bellows, and A side distortion tooth and B side distortion tooth correspondence are laid on the two opposite side surfaces of interior recess on the tube wall of bellows.
Above-mentioned a kind of air-cushion device, said curved bracket are gullet plate, and gullet plate interlocks by two gullet plates and form, and the A side distortion tooth that is laid with interlaced correspondence on the opposite face of two gullet plates is out of shape tooth with the B side.
The present invention compared with prior art has the following advantages:
1, simple in structure, processing and fabricating is easy, input cost is low and occupation mode is flexible, highly sensitive.
2, test cell can adopt existing equipment such as light source-light power meter or optical time domain reflectometer just can come into operation, and adopts optical time domain reflectometer to accomplish distributed or quasi-distributed monitoring easily.
3, reach the raising measurement sensitivity and accomplish distributed or quasi-distributed monitoring through light reflecting device is installed on signal optical fibre and optical cable.
4, this device is according to patient or when being lain on the elastic plate by the care-giver; Test cell is through the distribution of the sensing element senses on the elastic plate to body weight; Processing unit is controlled what of aeration quantity of gas in a plurality of air bags in the air cushion as required then; Reach and regulate the variation that the health different parts bears body weight, reduce or eliminate the generation of illnesss such as bedsore, improve patient or by care-giver's comfortableness.
5, measuring accuracy is high, install lay convenient, and anti-electromagnetic interference, the purpose that can accomplish remote monitoring.
6, because the fiber sensing element that this device adopts is the sealing optical fiber link, the pollution with dust, liquid etc. is had good defensive ability/resistance ability, make this device have adaptability preferably.
In sum; The present invention is simple in structure, reasonable in design, processing and fabricating is convenient, cost is low and occupation mode is flexible, highly sensitive, result of use good; Practical value is high, can effectively improve patient or by care-giver's the comfortableness that lies on a bed, have better market prospect.
Through accompanying drawing and embodiment, technical scheme of the present invention is done further detailed description below.
Description of drawings
Fig. 1 is the structural representation of the embodiment of the invention 1.
Fig. 2 is the syndeton sketch map of shaped form housing in the embodiment of the invention 1.
Fig. 3 is a shaped form enclosure interior structural representation in the embodiment of the invention 1.
Fig. 4 is the structural representation of the embodiment of the invention 2.
Fig. 5 is the embodiment of the invention 2 medi-spring internal structure sketch mapes.
Fig. 6 is the structural representation of the embodiment of the invention 3.
Fig. 7 is the local enlarged diagram at A place among Fig. 6.
Fig. 8 is the structural representation of the embodiment of the invention 4.
Description of reference numerals:
The 1-optical cable; The 2-air bag; The 3-upper surface panel;
4-following table panel; 4-1-A side distortion tooth; 4-2-B side distortion tooth;
The 5-test cell; The 6-air pump; The 7-processing unit;
The 8-guide rod; The 9-housing; The 10-barrier film;
The 15-fixed support; 16-adjusts screw rod; The 17-base plate;
19-shaped form housing; The 20-plain cushion; The 21-secondary spring;
The 33-signal optical fibre; The 35-filler; The 45-gullet plate;
The 38-spring; The 40-bellows; The 41-tube wall.
The specific embodiment
Like Fig. 1, Fig. 2, Fig. 3 and a kind of air-cushion device shown in Figure 4; Comprise elastic plate and a plurality of air bag 2; Said a plurality of air bag 2 is connected with air pump 6; Said elastic plate is positioned at the upper surface of a plurality of air bags 2, and said elastic plate comprises upper surface panel 3, following table panel 4, between said upper surface panel 3 and following table panel 4, is provided with filler 35; Be provided with a plurality of shaped form supports in the said filler 35; The relative both sides of said shaped form internal stent are laid with a plurality of A side distortion tooth 4-1 and a plurality of B side distortion tooth 4-2, form the shaped form passage that supplies one or more signal optical fibres 33 to pass between interleaved laying and the head of the two between a plurality of A side distortion tooth 4-1 and a plurality of B side distortion tooth 4-2, and A side distortion tooth 4-1 and B side distortion tooth 4-2 correspondence are laid in signal optical fibre 33 both sides; Signal optical fibre 33 in the said curved bracket is connected with test cell 5 through optical cable 1, and said test cell 5 detects the pressure distribution that said elastic plate receives through the decay of the 33 pairs of optical signals of signal optical fibre in the test curve shape support; Said test cell 5 is connected with processing unit 7, and said processing unit 7 is adjusted the amount of the gas of being filled in above-mentioned a plurality of air bag 2 according to the pressure distribution of the elastic plate of test cell 5 detections through control air pump 6.
In the present embodiment; Said curved bracket is a shaped form housing 19; A plurality of A sides distortion tooth 4-1 and a plurality of B side distortion tooth 4-2 correspondence are laid on the inwall of shaped form housing 19, and described shaped form housing 19 be positioned at a housing 9, one guide rods 8 and housing 9 be slidingly matched and an end of guide rod 8 to stretch into housing 9 interior and be connected with shaped form housing 19 1 ends; Guide rod 8 other ends contact with the upper surface panel 3 of elastic plate, and the lower end of housing 9 contacts with the following table panel 4 of elastic plate.In the real work; When patient lies is on elastic plate; Its body weight is applied on the elastic plate, makes elastic plate upper surface panel 3 downward displacement occur, causes the displacement of guide rod 8; The shaped form housing 19 two ends distance that is positioned at housing 9 is changed; Thereby the distance between inner two row A sides distortion tooth 4-1 of shaped form housing 19 and the B side distortion tooth 4-2 is changed, cause the bending curvature of signal optical fibre 33 to change, change thereupon at the optical signal of signal optical fibre 33 internal transmission; Can monitor the variation of this optical signal and pass to processing unit 7 through test cell 5 and calculate and control as required air pump 6 and regulate and fill what of tolerance in the air bags 2; Make the patient that lies in above the elastic plate or under the control of processing unit 7, need do not stood up the pressure bearing power value that just can regulate the health different parts, prevent the appearance of bedsore phenomenon, improve patient or by care-giver's comfortableness according to preset program by the care-giver.
A kind of preferred way is that a barrier film 10 is arranged between described guide rod 8 and the shaped form housing 19, and described barrier film 10 is fixed on the inwall of housing 9, can prevent the erosion to housing 9 inner curve shaped shell 19 of dust and liquid like this.Also can be preset with ripple on the described barrier film 10.
Said signal optical fibre 33 is the outside optical fiber that is surrounded by multi-protective layer.
Said signal optical fibre 33 external packets are covered with one deck waterproof layer.
A kind of preferred way is: be provided with the fixed support 15 that supplies said shaped form housing 19 bottoms to install in the said housing 9; With thread connecting mode adjustment screw rod 16 is installed on the fixed support 15 and adjustment is fixed with base plate 17 on the screw rod 16; Top, said shaped form housing 19 upper ends is laid with between plain cushion 20 and plain cushion 20 and the barrier film 10 and is laid with secondary spring 21; And said shaped form housing 19 is installed between plain cushion 20 and the base plate 17, can carry out manual adjustment to the state of shaped form housing 19 like this.
A kind of preferred way is that signal optical fibre 33 two ends that the said shaped form housing 19 in the said fibre-optical bending sensing element comprises are mounted with light reflecting device.Or on described optical cable 1, be mounted with one or more light reflecting devices; Because light reflecting device has reflex to the optical signal of transmission in optical cable 1 and the signal optical fibre 33; Through measuring catoptrical signal power variations; Can better confirm the position that incident takes place, and the situation of incident.Described light reflecting device can be light reflection mirror, fiber grating or the optical fiber that contains bubble.
Like Fig. 4, shown in Figure 5; In the present embodiment; Different with embodiment 1 is: said curved bracket is a spring 38, and A side distortion tooth 4-1 and B side distortion tooth 4-2 correspondence are laid in the spring 38 between the adjacent two adjacent rings spring wire, and A side distortion tooth 4-1 is out of shape the interlaced laying of tooth 4-2 with the B side.In the present embodiment, the structure of remainder, annexation and operation principle are all identical with embodiment 1.
Like Fig. 6, shown in Figure 7; In the present embodiment; Different with embodiment 1 is: said curved bracket is a bellows 40; In A side distortion tooth 4-1 and B side distortion tooth 4-2 correspondence are laid on the tube wall 41 of bellows 40 on the two opposite side surfaces of recess, and A side distortion tooth 4-1 and B side are out of shape the interlaced laying of tooth 4-2.In the present embodiment, the structure of remainder, annexation and operation principle are all identical with embodiment 1.
As shown in Figure 8; In the present embodiment; Different with embodiment 1 is: said curved bracket is a gullet plate 45, and gullet plate 45 interlocks by two gullet plates and form, and the A side distortion tooth 4-1 that is laid with interlaced correspondence on the opposite face of two gullet plates is out of shape tooth 4-2 with the B side.In the present embodiment, the structure of remainder, annexation and operation principle are all identical with embodiment 1.
The above; It only is preferred embodiment of the present invention; Be not that the present invention is done any restriction, every technical spirit all still belongs in the protection domain of technical scheme of the present invention any simple modification, change and equivalent structure transformation that above embodiment did according to the present invention.
Claims (9)
1. air-cushion device; It is characterized in that: comprise elastic plate and a plurality of air bag (2); Said a plurality of air bag (2) is connected with air pump (6); Said elastic plate is positioned at the upper surface of a plurality of air bags (2), and said elastic plate comprises upper surface panel (3), following table panel (4), between said upper surface panel (3) and following table panel (4), is provided with filler (35); Be provided with a plurality of shaped form supports in the said filler (35); The relative both sides of said shaped form internal stent are laid with a plurality of A side distortion teeth (4-1) and a plurality of B side distortion tooth (4-2), form the shaped form passage that supplies one or more signal optical fibres (33) to pass between interleaved laying and the head of the two between a plurality of A side distortion teeth (4-1) and a plurality of B side distortion tooth (4-2), and A side distortion tooth (4-1) and B side distortion tooth (4-2) correspondence are laid in signal optical fibre (33) both sides; Signal optical fibre (33) in the said curved bracket is connected with test cell (5) through optical cable (1), and said test cell (5) detects the pressure distribution that said elastic plate receives through the decay of the signal optical fibre (33) in the test curve shape support to optical signal; Said test cell (5) is connected with processing unit (7), and said processing unit (7) is adjusted the amount of the gas of being filled in above-mentioned a plurality of air bag (2) according to the pressure distribution of the elastic plate of test cell (5) detection through control air pump (6).
2. a kind of air-cushion device according to claim 1; It is characterized in that: said curved bracket is shaped form housing (19); A plurality of A side distortion teeth (4-1) and a plurality of B side distortion tooth (4-2) correspondence are laid on the inwall of shaped form housing (19); And described shaped form housing (19) is positioned at a housing (9); One guide rod (8) and housing (9) are to be slidingly matched and an end of guide rod (8) stretches in the housing (9) and with shaped form housing (19) one ends and is connected, and guide rod (8) other end contacts with the upper surface panel (3) of elastic plate.
3. a kind of air-cushion device according to claim 2 is characterized in that: be provided with barrier film (10) between said guide rod (8) and the shaped form housing (19), said barrier film (10) is fixed on the inwall of housing (9).
4. a kind of air-cushion device according to claim 2; It is characterized in that: be provided with the fixed support (15) that supplies said shaped form housing (19) bottom to install in the said housing (9); Said fixed support (15) upward is equipped with on adjustment screw rod (16) and the adjustment screw rod (16) with thread connecting mode and is fixed with base plate (17); Top, said shaped form housing (19) upper end is laid with between plain cushion (20) and plain cushion (20) and the barrier film (10) and is laid with secondary spring (21), and said shaped form housing (19) is installed between plain cushion (20) and the base plate (17).
5. a kind of air-cushion device according to claim 2 is characterized in that: signal optical fibre (33) two ends in the said shaped form housing (19) are mounted with light reflecting device.
6. a kind of air-cushion device according to claim 2 is characterized in that: said optical cable is equipped with one or more light reflecting devices on (1).
7. a kind of air-cushion device according to claim 1 is characterized in that: said curved bracket is spring (38), and A side distortion tooth (4-1) and B side are out of shape tooth (4-2) correspondence and are laid in the spring (38) between the adjacent two adjacent rings spring wire.
8. a kind of air-cushion device according to claim 1 is characterized in that: said curved bracket is bellows (40), and A side distortion tooth (4-1) and B side distortion tooth (4-2) correspondence are laid in the tube wall (41) of bellows (40) and go up on the two opposite side surfaces of interior recess.
9. a kind of air-cushion device according to claim 1; It is characterized in that: said curved bracket is gullet plate (45); And gullet plate (45) is interlocked by two gullet plates and forms, and is laid with the A side distortion tooth (4-1) and the B side distortion tooth (4-2) of interlaced correspondence on the opposite face of two gullet plates.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010105738324A CN102485120A (en) | 2010-12-06 | 2010-12-06 | Air cushion device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010105738324A CN102485120A (en) | 2010-12-06 | 2010-12-06 | Air cushion device |
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|---|---|
| CN102485120A true CN102485120A (en) | 2012-06-06 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010105738324A Pending CN102485120A (en) | 2010-12-06 | 2010-12-06 | Air cushion device |
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| CN (1) | CN102485120A (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105073081A (en) * | 2013-01-04 | 2015-11-18 | 系统辅助医疗公司 | Support device for supporting a body, in particular a human body |
| CN105606295A (en) * | 2015-12-23 | 2016-05-25 | 大连理工大学 | Distributed thin film pressure sensor based on optical fiber back Rayleigh scattering |
| CN105942981A (en) * | 2016-06-01 | 2016-09-21 | 深圳市格兰莫尔寝室用品有限公司 | Human body pressure distribution measuring system |
| CN106175250A (en) * | 2016-07-15 | 2016-12-07 | 北京博智卓康科技有限公司 | A kind of sparerib shelf and sparerib shelf stiffness tuning method, bed |
| CN109730488A (en) * | 2019-03-05 | 2019-05-10 | 李春山 | A kind of double-layer siamesed spring |
| CN111248686A (en) * | 2020-03-11 | 2020-06-09 | 黎芳英 | Adjustable mattress based on elastic plate cross connection |
| CN117782400A (en) * | 2024-02-23 | 2024-03-29 | 贵州桥梁建设集团有限责任公司 | Bridge cable force monitoring and early warning device with cable structure |
-
2010
- 2010-12-06 CN CN2010105738324A patent/CN102485120A/en active Pending
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105073081A (en) * | 2013-01-04 | 2015-11-18 | 系统辅助医疗公司 | Support device for supporting a body, in particular a human body |
| CN105606295A (en) * | 2015-12-23 | 2016-05-25 | 大连理工大学 | Distributed thin film pressure sensor based on optical fiber back Rayleigh scattering |
| CN105606295B (en) * | 2015-12-23 | 2018-09-04 | 大连理工大学 | A kind of distributed thin film pressure sensor based on optical fiber back rayleigh scattering |
| CN105942981A (en) * | 2016-06-01 | 2016-09-21 | 深圳市格兰莫尔寝室用品有限公司 | Human body pressure distribution measuring system |
| CN105942981B (en) * | 2016-06-01 | 2018-12-04 | 深圳市三分之一睡眠科技有限公司 | Human pressure's distribution measurement system |
| CN106175250A (en) * | 2016-07-15 | 2016-12-07 | 北京博智卓康科技有限公司 | A kind of sparerib shelf and sparerib shelf stiffness tuning method, bed |
| CN109730488A (en) * | 2019-03-05 | 2019-05-10 | 李春山 | A kind of double-layer siamesed spring |
| CN111248686A (en) * | 2020-03-11 | 2020-06-09 | 黎芳英 | Adjustable mattress based on elastic plate cross connection |
| CN111248686B (en) * | 2020-03-11 | 2021-11-05 | 广东逸梦馨家居科技有限公司 | Adjustable mattress based on elastic plate cross connection |
| CN117782400A (en) * | 2024-02-23 | 2024-03-29 | 贵州桥梁建设集团有限责任公司 | Bridge cable force monitoring and early warning device with cable structure |
| CN117782400B (en) * | 2024-02-23 | 2024-04-26 | 贵州桥梁建设集团有限责任公司 | Bridge cable force monitoring and early warning device with cable structure |
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Application publication date: 20120606 |