CN105496684A - Pressure sensor with pressure position recognition function - Google Patents
Pressure sensor with pressure position recognition function Download PDFInfo
- Publication number
- CN105496684A CN105496684A CN201610024631.6A CN201610024631A CN105496684A CN 105496684 A CN105496684 A CN 105496684A CN 201610024631 A CN201610024631 A CN 201610024631A CN 105496684 A CN105496684 A CN 105496684A
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- China
- Prior art keywords
- conductive
- positive
- film
- top layer
- pressure
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Classifications
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61G—TRANSPORT, PERSONAL CONVEYANCES, OR ACCOMMODATION SPECIALLY ADAPTED FOR PATIENTS OR DISABLED PERSONS; OPERATING TABLES OR CHAIRS; CHAIRS FOR DENTISTRY; FUNERAL DEVICES
- A61G7/00—Beds specially adapted for nursing; Devices for lifting patients or disabled persons
- A61G7/05—Parts, details or accessories of beds
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L5/00—Apparatus for, or methods of, measuring force, work, mechanical power, or torque, specially adapted for specific purposes
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61G—TRANSPORT, PERSONAL CONVEYANCES, OR ACCOMMODATION SPECIALLY ADAPTED FOR PATIENTS OR DISABLED PERSONS; OPERATING TABLES OR CHAIRS; CHAIRS FOR DENTISTRY; FUNERAL DEVICES
- A61G2203/00—General characteristics of devices
- A61G2203/30—General characteristics of devices characterised by sensor means
- A61G2203/34—General characteristics of devices characterised by sensor means for pressure
Abstract
The invention discloses a pressure sensor with the pressure position recognition function. The pressure sensor comprises a bottom layer conducting film, a top layer conducting film and a middle layer isolation film, wherein a negative electrode lead and a plurality of negative electrode electric leads are printed on the bottom layer conducting film, at least two positive electrode conducting areas are arranged on the top layer conducting film, each positive electrode conducting area is connected with one positive electrode lead, a plurality of positive electrode electric leads are printed inside the positive electrode conducting areas, the multiple positive electrode electric leads in the same positive electrode conducting area are output through the corresponding positive electrode lead, the middle layer isolation film is located between the bottom layer conducting film and the top layer conducting film, and a plurality of conducting holes are formed in the middle layer isolation film. The pressure sensor can conveniently and rapidly recognize the corresponding pressure position according to electric signals output by the negative electrode lead and the corresponding positive electrode leads, and has the advantages of being simple in structure, high in sensitivity, convenient to operate, low in cost and the like.
Description
Technical field
The present invention relates to a kind of pressure inductor with pressure position recognition function, belong to medical sensor technical field.
Background technology
Pressure pad is a kind of auxiliary medical apparatus that hospital ward is conventional, at present, the pressure pad generally used in hospital does not have location recognition function, see whether having pressure to exist the parameter that medical personnel can only export from pressure pad, and pressure position cannot be obtained whether change (as whether patient stands up, whether changes position etc.).Although also there is the pressure inductor with location recognition that some are high-end on the market, such pressure inductor distinguishes different positions mainly through multiple pressure transducer, there is the defects such as complex structure, cost is high, use is inconvenient.
In view of this, the present inventor studies this, and develop a kind of pressure inductor with pressure position recognition function specially, this case produces thus.
Summary of the invention
The object of this invention is to provide a kind of pressure inductor with pressure position recognition function, corresponding pressure position can be recognized very easily, and whole pressure inductor is simple for structure, highly sensitive, easy to operate, with low cost.
To achieve these goals, solution of the present invention is:
There is the pressure inductor of pressure position recognition function, comprise bottom conducting film, top layer conductive film and intermediate layer isolating membrane, wherein, described bottom conducting film is printed with a negative wire and many negative conductive lines, all negative conductive congruences are exported by negative wire after closing, described top layer conductive film is provided with at least 2 positive conductive districts, each positive conductive district connects a positive wire, many positive conductive lines are printed with in described positive conductive district, the many positive conductive lines in same positive conductive district are exported by positive wire, the negative conductive line of described bottom conducting film and the positive conductive line of top layer conductive film are non-parallel setting, described intermediate layer isolating membrane is between bottom conducting film and top layer conductive film, intermediate isolating film is provided with multiple conductive hole, pressure above the top layer conductive film come, the positive conductive line of top layer conductive film is contacted with the negative conductive line of bottom conducting film through conductive hole, thus export the corresponding signal of telecommunication by negative wire and corresponding positive wire, realize pressure position identification.
As preferably, described top layer conductive film is provided with 2 ~ 20 positive conductive districts, and all positive conductive lines in each positive conductive district are exported by same positive wire.
As preferably, described top layer conductive film is provided with 7 positive conductive districts and 7 positive wires be connected with each positive conductive district positive conductive line.
As preferably, described positive conductive district in longitudinally, transverse direction or array format be on top layer conductive film.
As preferably, the negative conductive line of described bottom conducting film is level printing, the positive conductive line of top layer conductive film is vertical printing, or, the negative conductive line of described bottom conducting film is vertical printing, the positive conductive line of top layer conductive film is level printing, positive conductive line and the non-parallel setting of negative conductive line (namely arranged in a crossed manner), can ensure both conductings as far as possible.
As preferably, described top layer conductive film positive conductive district also comprises several positive conductive lines be obliquely installed, the setting of skewed positive conductive line, can reduce described pressure inductor both positive and negative polarity resistance, increase the on-state rate of both positive and negative polarity, and then increase the accuracy of described pressure inductor.
As preferably, described intermediate layer isolating membrane is tool soft film springy.
As preferably, described intermediate layer isolating membrane is tool sponge springy, and thickness is 3-4mm.
As preferably, the conductive hole of described intermediate layer isolating membrane is circular, and diameter is 50-70mm.
As preferably, reinforcement is provided with further in the isolating membrane conductive hole of described intermediate layer, conductive hole is separated into multiple conduction aperture, the setting of reinforcement, the elasticity of intermediate isolating film can be increased, top layer conductive film is resetted rapidly, does not affect again the contact area of bottom conducting film, top layer conductive film on the other hand.
As preferably, described bottom conducting film, top layer conductive membrane material are high temperature resistance polyester thin film.
The above-mentioned pressure inductor operation principle with pressure position recognition function: when certain overlying regions of top layer conductive film has pressure, the positive conductive line in the positive conductive district of this position presses to bottom conducting film through conductive hole, positive conductive line is contacted with negative conductive line, thus export the corresponding signal of telecommunication by negative wire and corresponding positive wire, because top layer conductive film subregion is conducted electricity, corresponding pressure position can be recognized according to the positive wire exporting the signal of telecommunication.Pressure inductor of the present invention can recognize corresponding pressure position very easily, and whole pressure inductor is simple for structure, highly sensitive, easy to operate, with low cost.
Below in conjunction with drawings and the specific embodiments, the present invention is described in further detail.
Accompanying drawing explanation
Fig. 1 is the bottom conductive film structure schematic diagram of embodiment 1;
Fig. 2 is the top layer conductive membrane structure schematic diagram of embodiment 1;
Fig. 3 is the intermediate layer isolating membrane structural representation of embodiment 1;
Fig. 4 is the bottom conductive film structure schematic diagram of embodiment 2;
Fig. 5 is the top layer conductive membrane structure schematic diagram of embodiment 2.
Detailed description of the invention
embodiment 1
There is the pressure inductor of pressure position recognition function, comprise bottom conducting film 1, top layer conductive film 2 and intermediate layer isolating membrane 3, wherein, as shown in Figure 1, described bottom conducting film 1 is printed with a negative wire 11 and many negative conductive lines 12, exported by negative wire 11 after all negative conductive lines 12 converge, negative conductive line 12 is evenly distributed on bottom conducting film 1, can level printing or vertically print, for ensureing the sensitivity of described pressure inductor, negative conductive line 12 is general all closeer, adjacent 2 negative conductive line 12 spacing are generally about 4mm, described bottom conducting film 1 material is high temperature resistance polyester thin film.
As shown in Figure 2, described top layer conductive film 2 is provided with at least 2 separate positive conductive districts 21, each positive conductive district 21 connects a positive wire 22, many positive conductive lines 23 are printed with in described positive conductive district 21, the many positive conductive lines 23 in same positive conductive district 21 are exported by same positive wire 22, according to the location recognition required precision of described pressure inductor, top layer conductive film 2 can arrange multiple positive conductive district 21, if accuracy of identification requires higher, then positive conductive district 21 arranges some more, otherwise, then can simplify, what arrange is less.Positive conductive district 21 can longitudinal rows of distribution (1 row * N row form), or laterally distributes (the capable * 1 row form of M) line by line, also can M*N array distribution (M capable * N row form).In the present embodiment, described top layer conductive film 27 positive wires 22 being provided with 7 positive conductive districts 21 and being connected with each positive conductive district 21 positive conductive line 23.7 positive conductive districts 21 are longitudinally rows of to be uniformly distributed, and positive conductive line 23 Vertical dimension in positive conductive district 21 is arranged, corresponding, the negative conductive line 12 of described bottom conducting film 1 is horizontally set (level printing).For increasing the on-state rate of bottom conducting film 1, top layer conductive film 2 further, skewed positive conductive line 23 is also provided with in each positive conductive district 21, in the present embodiment, skewed positive conductive line 23 is the positive wire line 23 that 2 diagonal angles are printed in positive conductive district 21.Positive conductive line 23 and the non-parallel setting of negative conductive line 12 (namely arranged in a crossed manner), can ensure both conductings as much as possible under the effect of the pressure.Described top layer conductive film 2 material is high temperature resistance polyester thin film.
As shown in Figure 3, described intermediate layer isolating membrane 3 is between bottom conducting film 4 and top layer conductive film 5, intermediate isolating film 3 is provided with multiple conductive hole 31, and described intermediate layer isolating membrane 3 is tool soft film springy, specifically can adopt the sponge that tool 3-4mm springy is thick.The conductive hole 31 of described intermediate layer isolating membrane 3 is circular, and diameter is 50-70mm.Reinforcement 32 is provided with further in circular conductive hole 31, conductive hole 31 is separated into multiple conduction aperture, in the present embodiment, in described conductive hole 31, is provided with 2 reinforcements 32 intersected, conductive hole even partition is become 4 conduction apertures, the width of reinforcement 32 is generally about 4mm.The setting of reinforcement 32, can increase the elasticity of intermediate isolating film 3, and top layer conductive film 2 is resetted rapidly, does not affect again the contact area of bottom conducting film 1, top layer conductive film 2 on the other hand.
The above-mentioned pressure inductor operation principle with pressure position recognition function: when certain overlying regions of top layer conductive film 2 has pressure, the positive conductive line 23 in the positive conductive district 21 of this position presses to bottom conducting film 1 through conductive hole 31, positive conductive line 23 is contacted with negative conductive line 11, thus export the corresponding signal of telecommunication by negative wire 12 and corresponding positive wire 22, because top layer conductive film 2 subregion is conducted electricity, corresponding pressure position can be recognized according to the positive wire 22 exporting the signal of telecommunication.Pressure inductor described in the present embodiment can recognize corresponding pressure position very easily, and whole pressure inductor is simple for structure, easy to operate, with low cost.
embodiment 2
The pressure inductor with pressure position recognition function described in the present embodiment, comprise bottom conducting film 1, top layer conductive film 2 and intermediate layer isolating membrane 3, wherein, described intermediate layer isolating membrane 3 structure and embodiment 1 basically identical, the main distinction is bottom conducting film 1 and top layer conductive film 2, as shown in Figure 4, described bottom conducting film 1 is printed with a negative wire 11 and many negative conductive lines 12, exported by negative wire 11 after all negative conductive lines 12 converge, negative conductive line 12 is evenly distributed on bottom conducting film 1, can level printing or vertically print, for ensureing the sensitivity of described pressure inductor, negative conductive line 12 is general all closeer, adjacent 2 negative conductive line 12 spacing are generally about 4mm, described bottom conducting film 1 material is high temperature resistance polyester thin film.
As shown in Figure 5, described top layer conductive film 2 is provided with 9 separate positive conductive districts 21, distributes with the array format of 3*3.Each positive conductive district 21 connects a positive wire 22, many positive conductive lines 23 are printed with in described positive conductive district 21, the many positive conductive lines 23 in same positive conductive district 21 are exported by same positive wire 22, positive conductive line 23 Vertical dimension in positive conductive district 21 is arranged, corresponding, the negative conductive line 12 of described bottom conducting film 1 is horizontally set (level printing).For increasing the on-state rate of bottom conducting film 1, top layer conductive film 2 further, skewed positive conductive line 23 is also provided with in each positive conductive district 21, in the present embodiment, skewed positive conductive line 23 is the positive wire line 23 that 2 diagonal angles are printed in positive conductive district 21.Positive conductive line 23 and the non-parallel setting of negative conductive line 12 (namely arranged in a crossed manner), can ensure both conductings as much as possible under the effect of the pressure.Described top layer conductive film 2 material is high temperature resistance polyester thin film.
The above-mentioned pressure inductor operation principle with pressure position recognition function: when certain overlying regions of top layer conductive film 2 has pressure, the positive conductive line 23 in the positive conductive district 21 of this position presses to bottom conducting film 1 through conductive hole 31, positive conductive line 23 is contacted with negative conductive line 11, thus export the corresponding signal of telecommunication by negative wire 12 and corresponding positive wire 22, because top layer conductive film 2 subregion is conducted electricity, corresponding pressure position can be recognized according to the positive wire 22 exporting the signal of telecommunication.Pressure inductor described in the present embodiment can recognize corresponding pressure position very easily, and whole pressure inductor is simple for structure, easy to operate, with low cost.
Above-described embodiment and graphic and non-limiting product form of the present invention and style, any person of an ordinary skill in the technical field, to its suitable change done or modification, all should be considered as not departing from patent category of the present invention.
Claims (10)
1. there is the pressure inductor of pressure position recognition function, it is characterized in that: comprise bottom conducting film, top layer conductive film and intermediate layer isolating membrane, wherein, described bottom conducting film is printed with a negative wire and many negative conductive lines, all negative conductive congruences are exported by negative wire after closing, described top layer conductive film is provided with at least 2 positive conductive districts, each positive conductive district connects a positive wire, many positive conductive lines are printed with in described positive conductive district, the many positive conductive lines in same positive conductive district are exported by positive wire, the negative conductive line of described bottom conducting film and the non-parallel setting of positive conductive line of top layer conductive film, described intermediate layer isolating membrane is between bottom conducting film and top layer conductive film, intermediate isolating film is provided with multiple conductive hole, pressure above the top layer conductive film come, the positive conductive line of top layer conductive film is contacted with the negative conductive line of bottom conducting film through conductive hole, thus export the corresponding signal of telecommunication by negative wire and corresponding positive wire.
2. have the pressure inductor of pressure position recognition function as claimed in claim 1, it is characterized in that: described top layer conductive film is provided with 2 ~ 20 positive conductive districts, all positive conductive lines in each positive conductive district are exported by same positive wire.
3. there is the pressure inductor of pressure position recognition function as claimed in claim 2, it is characterized in that: described top layer conductive film is provided with 7 positive conductive districts and 7 positive wires be connected with each positive conductive district positive conductive line.
4. there is the pressure inductor of pressure position recognition function as claimed in claim 1, it is characterized in that: described positive conductive district is that longitudinal direction, transverse direction or array format are on top layer conductive film.
5. there is the pressure inductor of pressure position recognition function as claimed in claim 1, it is characterized in that: described bottom conducting film, top layer conductive membrane material are mylar.
6. have the pressure inductor of pressure position recognition function as claimed in claim 1, it is characterized in that: the negative conductive line of described bottom conducting film is level printing, the positive conductive line of top layer conductive film is vertical printing; Or the negative conductive line of described bottom conducting film is vertical printing, and the positive conductive line of top layer conductive film is level printing.
7. there is the pressure inductor of pressure position recognition function as claimed in claim 1, it is characterized in that: described top layer conductive film positive conductive district also comprises several positive conductive lines be obliquely installed.
8. there is the pressure inductor of pressure position recognition function as claimed in claim 1, it is characterized in that: described intermediate layer isolating membrane is tool soft film springy.
9. there is the pressure inductor of pressure position recognition function as claimed in claim 8, it is characterized in that: described intermediate layer isolating membrane is tool sponge springy, and thickness is 3-4mm; The conductive hole of described intermediate layer isolating membrane is circular, and diameter is 50-70mm.
10. there is the pressure inductor of pressure position recognition function as claimed in claim 9, it is characterized in that: be provided with reinforcement further in the isolating membrane conductive hole of described intermediate layer, conductive hole be separated into multiple conduction aperture.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610024631.6A CN105496684B (en) | 2016-01-14 | 2016-01-14 | Pressure inductor with pressure position identification function |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610024631.6A CN105496684B (en) | 2016-01-14 | 2016-01-14 | Pressure inductor with pressure position identification function |
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| CN105496684A true CN105496684A (en) | 2016-04-20 |
| CN105496684B CN105496684B (en) | 2017-09-12 |
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| CN201610024631.6A Expired - Fee Related CN105496684B (en) | 2016-01-14 | 2016-01-14 | Pressure inductor with pressure position identification function |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107157681A (en) * | 2017-05-08 | 2017-09-15 | 金陵科技学院 | A kind of bending transfer bed to mobile patient |
| CN108243620A (en) * | 2016-10-25 | 2018-07-03 | 号工作室控股有限公司 | For detecting the flexible conducting device of pressure and system |
| CN110285897A (en) * | 2019-06-26 | 2019-09-27 | 高锋 | It is a kind of be physically contacted the position area dynamics duration frequency identification and arithmetic unit |
| CN111972727A (en) * | 2019-05-24 | 2020-11-24 | 美宸科技股份有限公司 | Wearable article with sensing function |
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| US20150173667A1 (en) * | 2012-08-06 | 2015-06-25 | Enhanced Surface Dynamics, Inc. | System and method of pressure mapping and 3-d subject repositioning for preventing pressure wounds |
| CN205359855U (en) * | 2016-01-14 | 2016-07-06 | 绍兴市人民医院 | Pressure sensors with pressure position recognition function |
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| CN1741218A (en) * | 2004-08-25 | 2006-03-01 | 保力马科技株式会社 | Membrane switch, method for manufacturing membrane switch, and contact switch |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108243620A (en) * | 2016-10-25 | 2018-07-03 | 号工作室控股有限公司 | For detecting the flexible conducting device of pressure and system |
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| CN110285897A (en) * | 2019-06-26 | 2019-09-27 | 高锋 | It is a kind of be physically contacted the position area dynamics duration frequency identification and arithmetic unit |
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| CN105496684B (en) | 2017-09-12 |
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