CN206504812U - Resistor-type pressure sensor and wearable device - Google Patents
Resistor-type pressure sensor and wearable device Download PDFInfo
- Publication number
- CN206504812U CN206504812U CN201720105883.1U CN201720105883U CN206504812U CN 206504812 U CN206504812 U CN 206504812U CN 201720105883 U CN201720105883 U CN 201720105883U CN 206504812 U CN206504812 U CN 206504812U
- Authority
- CN
- China
- Prior art keywords
- layer
- conductive layer
- pressure sensor
- resistor
- type pressure
- 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
Links
Landscapes
- Force Measurement Appropriate To Specific Purposes (AREA)
Abstract
This application provides a kind of resistor-type pressure sensor and wearable device.The resistor-type pressure sensor includes the first conductive layer, elastomeric isolation layer and the second conductive layer, and elastomeric isolation layer is arranged on the surface of the first conductive layer, and elastomeric isolation layer includes at least one through hole；Second conductive layer is arranged on the surface away from the first conductive layer of elastomeric isolation layer, when not applying pressure to resistor-type pressure sensor, first conductive layer and the second conductive layer are in isolation, when being applied more than the pressure of pressure threshold to resistor-type pressure sensor, the first conductive layer is contacted with the second conductive layer by through hole.The stability of the pressure sensor, repeated and fatigue performance are preferable.
Description
Technical field
The application is related to sensor field, in particular to a kind of resistor-type pressure sensor and wearable device.
Background technology
The existing Patents report of fabric pressure sensor for wearable electronic and intelligent textile.These
Patent mainly measures pressure using the change of the contact resistance between conductive warp yarn and conductive warp yarns.But, they have with
Lower deficiency：(1) yarn belongs to more loose structure, and warp thread is repeated generally poor with weft yarn contact area area change, and
It is difficult to linearisation so that the linearity of resistance signal is low, and poor repeatability；(2) conductive coating of yam surface can be same
When be under pressure and shearing force, therefore long-term CYCLIC LOADING, restricted lifetime can not be subjected to；(3) because fabric construction is saturating
Gas moisture-inhibiting, and moisture can have a strong impact on the contact resistance of yarn, so sensor is highly prone to influence of moisture.
Therefore, a kind of pressure sensor with higher reliability is needed badly.
Utility model content
The main purpose of the application is to provide a kind of resistor-type pressure sensor and wearable device, to solve existing skill
The problem of fabric pressure sensor stability in art is poor.
To achieve these goals, according to the one side of the application, there is provided a kind of resistor-type pressure sensor, the electricity
Resistance type pressure sensor includes：First conductive layer；On elastomeric isolation layer, the surface for being arranged on above-mentioned first conductive layer, and it is above-mentioned
Elastomeric isolation layer includes at least one through hole；Second conductive layer, be arranged on above-mentioned elastomeric isolation layer remote above-mentioned first is conductive
On the surface of layer, when not applying pressure to above-mentioned resistor-type pressure sensor, above-mentioned first conductive layer is conductive with above-mentioned second
Layer is in isolation, when being applied more than the pressure of pressure threshold to above-mentioned resistor-type pressure sensor, and above-mentioned first is conductive
Layer is contacted with above-mentioned second conductive layer by above-mentioned through hole.
Further, above-mentioned through hole is manhole or rectangular through-hole.
Further, above-mentioned first conductive layer is electrically connected with the first wire, and above-mentioned second conductive layer is electrically connected with the second wire
Connect, above-mentioned first conductive layer includes：One or more the first mutually isolated electrical contacts, above-mentioned first electrical contacts are above-mentioned
Projection on elastomeric isolation layer is corresponded with above-mentioned through hole to be overlapped or in the inside of corresponding above-mentioned through hole；One or more phases
The first electrical connection section being mutually spaced, each above-mentioned first electrical connection section is electrically connected with one or more above-mentioned first electrical contacts, respectively
Above-mentioned first electrical connection section is used to above-mentioned first electrical contacts being connected with above-mentioned first wire, and above-mentioned second conductive layer includes：
One or more the second mutually isolated electrical contacts, correspond with above-mentioned first electrical contacts and set, and each above-mentioned second
Projection of the electrical contacts on above-mentioned elastomeric isolation layer is with corresponding above-mentioned first electrical contacts on above-mentioned elastomeric isolation layer
Projection is at least partly overlapped；One or more the second spaced electrical connection sections, each above-mentioned second electrical connection section and one or
Multiple above-mentioned second electrical contacts electrical connections, each above-mentioned second electrical connection section is used for above-mentioned second electrical contacts and above-mentioned second
Wire is connected.
Further, above-mentioned first conductive layer and/or above-mentioned second conductive layer are carbon black-silicon rubber composite bed.
Further, above-mentioned elastomeric isolation layer is elastic polyurethane tissue layer.
Further, above-mentioned first wire and/or above-mentioned second wire are silver plated fiber conductive yarn.
Further, above-mentioned resistor-type pressure sensor also includes：First tissue layer, above-mentioned first conductive layer is arranged on
On the surface for stating the first tissue layer, and above-mentioned first conductive layer is located between above-mentioned first tissue layer and above-mentioned elastomeric isolation layer；
Second tissue layer, above-mentioned second conductive layer is arranged on the surface of above-mentioned second tissue layer, and above-mentioned second conductive layer is positioned at upper
State between the second tissue layer and above-mentioned elastomeric isolation layer.
Further, above-mentioned first tissue layer and/or above-mentioned second tissue layer are terylene plain woven layer of cloth.
Further, above-mentioned resistor-type pressure sensor also includes：First tack coat, be arranged on above-mentioned first tissue layer with
Between above-mentioned elastomeric isolation layer and avoid above-mentioned through hole；Second tack coat, be arranged on above-mentioned second tissue layer with it is above-mentioned elasticity every
Between absciss layer and avoid above-mentioned through hole.
Further, above-mentioned first tack coat and/or above-mentioned second tack coat are heat molten type TPU layer.
According to the another aspect of the application, there is provided a kind of wearable device, including resistor-type pressure sensor, the resistance
Type pressure sensor is any above-mentioned resistor-type pressure sensor.
Using the technical scheme of the application, when not having external pressure, two conductive layers are due to the presence of elastomeric isolation layer
And be separated from each other.In the case of pressure, the first conductive layer and the second conductive layer carry out face by the through hole of middle spring separation layer
Contact with face is so as to turn on and produce resistance signal.Pressure is bigger, and the contact area of the first conductive layer and the second conductive layer is got over
Greatly, resistance value is smaller.Because the first conductive layer and the second conductive layer are not contact or wire, it is achieved that face is contacted.This
The stability, repeatability and fatigue performance of pressure sensor are drastically increased, and significantly improves the anti-of sensor
Bending and anti-shear ability.Furthermore it is possible to thickness, modulus of elasticity, clear size of opening and through hole by changing elastomeric isolation layer
Shape adjusts pressure measurement range.And can also be by controlling thickness, surface topography and the electrical conductivity of two conductive layers to adjust
Save sensitivity and the resistance range of pressure sensor.When external pressure is just equal to conducting pressure, the first conductive layer is led with second
Electric layer contacts with each other, and the resistance of sensor is changed into conduction threshold resistance from infinity.
Brief description of the drawings
The Figure of description for constituting the part of the application is used for providing further understanding of the present application, and the application's shows
Meaning property embodiment and its illustrate be used for explain the application, do not constitute the improper restriction to the application.In the accompanying drawings：
Fig. 1 shows a kind of structural representation of the pressure sensor provided according to a kind of embodiment of the application；
Fig. 2 shows a kind of structural representation of the different working condition for the pressure sensor that embodiment is provided；
Fig. 3 shows that the first conductive layer of another embodiment offer and/or the structure of the second conductive layer of the application shows
It is intended to；
Fig. 4 shows that the first conductive layer of another embodiment offer and/or the structure of the second conductive layer of the application shows
It is intended to；
Fig. 5 shows that the first conductive layer of another embodiment offer and/or the structure of the second conductive layer of the application shows
It is intended to；And
Fig. 6 shows the curve map of a kind of external pressure of embodiment offer of the application and the resistance of pressure sensor.
Wherein, above-mentioned accompanying drawing is marked including the following drawings：
1st, the first tissue layer；2nd, the first conductive layer；3rd, elastomeric isolation layer；4th, the second conductive layer；5th, the second tissue layer；30、
Through hole.
Embodiment
It is noted that described further below is all exemplary, it is intended to provide further instruction to the application.Unless another
Indicate, all technologies used herein and scientific terminology are with usual with the application person of an ordinary skill in the technical field
The identical meanings of understanding.
It should be noted that term used herein above is merely to describe embodiment, and be not intended to restricted root
According to the illustrative embodiments of the application.As used herein, unless the context clearly indicates otherwise, otherwise singulative
It is also intended to include plural form, additionally, it should be understood that, when in this manual using term "comprising" and/or " bag
Include " when, it indicates existing characteristics, step, operation, device, component and/or combinations thereof.
As background technology is introduced, resistor-type pressure sensor main conductive warp thread of the prior art and conductive latitude
The change of contact resistance between yarn measures pressure, the less stable of the pressure sensor, in order to solve technology as above
Problem, present applicant proposes a kind of resistor-type pressure sensor and wearable device.
There is provided a kind of resistor-type pressure sensor in a kind of typical embodiment of the application, as shown in figure 1, should
Resistor-type pressure sensor includes the first conductive layer 2, elastomeric isolation layer 3 and the second conductive layer 4.Wherein, elastomeric isolation layer 3 is set
On the surface of above-mentioned first conductive layer 2, and above-mentioned elastomeric isolation layer 3 includes at least one through hole 30；Second conductive layer 4 is set
On the surface of remote above-mentioned first conductive layer 2 of above-mentioned elastomeric isolation layer 3.
First state diagram as shown in Figure 2, when not applying pressure to above-mentioned resistor-type pressure sensor, above-mentioned first
Conductive layer 2 and above-mentioned second conductive layer 4 are in isolation, second as shown in Figure 2 with shown in the 3rd state diagram, when to
When above-mentioned resistor-type pressure sensor is applied more than the pressure of pressure threshold, above-mentioned first conductive layer 2 and above-mentioned second conductive layer 4
Contacted by above-mentioned through hole 30, and then realize that the first conductive layer and the second conductive layer turn on and produce resistance signal, the pressure threshold
Value be exactly instigate the first conductive layer and the second conductive layers make contact pressure.
Pressure is bigger, and the contact area between the first conductive layer and the second conductive layer is bigger, and resistance value is smaller.Because first
Conductive layer and the second conductive layer are not contact or wire, but the structure of conductive layer, therefore, the resistor-type pressure sensor are real
Face contact is showed.This will significantly improve the stability, repeatability and fatigue performance of resistor-type pressure sensor, and greatly
Amplitude improves the bend resistance and anti-shear ability of sensor.Furthermore it is possible to thickness, springform by changing elastomeric isolation layer
Amount, the shape of clear size of opening and through hole adjust pressure measurement range.And can also by control two conductive layers thickness, table
Face pattern and electrical conductivity adjust sensitivity and the resistance range (size for including initial resistance) of resistor-type pressure sensor.When
When external pressure is just equal to conducting pressure, the first conductive layer contacts with each other with the second conductive layer, and the resistance of sensor is from infinity
It is changed into conduction threshold resistance.
In order to simplify in the manufacturing process of the resistor-type pressure sensor, a kind of embodiment of the application, such as Fig. 2 to Fig. 5
Shown, above-mentioned through hole 30 is manhole or rectangular through-hole.
But, the shape of through hole is not limited to circle mentioned above or rectangle, and the shape of the through hole can be existing
Any shape in technology, such as oval or triangle, those skilled in the art can be suitable logical according to actual conditions selection
Hole shape.
It can also be multiple that the quantity of above-mentioned through hole, which can be one, and those skilled in the art can set according to actual conditions
Appropriate number of through hole is put, as shown in Fig. 3 and Fig. 5, the only one of which of through hole 30 in above-mentioned elastomeric isolation layer, as shown in figure 4, on
The quantity for stating the through hole 30 in elastomeric isolation layer is three.
The first conductive layer and the second conductive layer in the application are used for the part of contact induction pressure, and it is in elastomeric isolation layer
Projection through hole can be completely covered, its projection can also be overlapped with through hole completely, and it, which is projected, may be located on the inside of through hole,
It projects the inside that can also be that a part is located at through hole, and another part is located at the outside of through hole.Those skilled in the art can be with
According to actual conditions, suitable first conductive layer and the second conductive layer are set, as long as meet " when pressure gradually increases from 0, the
The contact area of one conductive layer and the second conductive layer gradually increases, and increases stopping increase to a certain extent " this condition.
In a kind of embodiment of the application, above-mentioned first conductive layer is electrically connected with the first wire, above-mentioned second conductive layer with
Second wire electrically connect, above-mentioned first conductive layer include one or more the first mutually isolated electrical contacts with it is one or more
The first mutually isolated electrical connection section, projection and above-mentioned through hole of above-mentioned first electrical contacts on above-mentioned elastomeric isolation layer are one by one
Correspondence is overlapped or in the inside of corresponding above-mentioned through hole；Each first electrical connection section and one or more above-mentioned first electrical contacts electricity
Connection, each above-mentioned first electrical connection section is used to above-mentioned first electrical contacts being connected with above-mentioned first wire；Above-mentioned second is conductive
Layer includes one or more mutually isolated second electrical contacts and one or more spaced second electrical connection sections, wherein, the
Two electrical contacts are corresponded with above-mentioned first electrical contacts and set, and above-mentioned second electrical contacts are on above-mentioned elastomeric isolation layer
Projection with corresponding above-mentioned first electrical contacts above-mentioned elastomeric isolation layer on projection at least partly coincidence；Each above-mentioned second
Electrical connection section is electrically connected with one or more above-mentioned second electrical contacts, and each above-mentioned second electrical connection section is used for the above-mentioned second electricity
Contact site is connected with above-mentioned second wire.So the area of the first electrical contacts in the first conductive layer is set to and through hole
Area is identical or area less than through hole, and the area of the second electrical contacts in the second conductive layer is set to the face with through hole
Identical or less than through hole the area of product, can save conductive material, reduce the cost of resistor-type pressure sensor.
Can be in parallel between each electrical contacts or series connection when setting multiple first electrical contacts, can be with
It is the electrical connection of connection in series-parallel mixing, it is many when the resistor-type pressure sensor includes second electrical contacts at multiple intervals
It can be in parallel between individual electrical contacts or series connection, can also be the electrical connection of connection in series-parallel mixing.This area skill
Art personnel can set the electrical connection between each electrical contacts according to actual conditions.
In actual application process, however it is not limited to " area of the first electrical contacts and the second electrical contacts be respectively less than or
The set-up mode of area of the person equal to through hole ", can also be small when the first electrical contacts are different from the area of the second electrical contacts
In the area equal to through hole " set-up mode, for example, the first electrical contacts elastomeric isolation layer projection cover through hole, second
Projection perforated area less than or equal to through hole of the electrical contacts on elastomeric isolation layer.
The raw material of above-mentioned first conductive layer and the second conductive layer can be independently selected from conducting polymer raw material or conduction
Compound material, those skilled in the art can select suitable raw material the first conductive layer of formation and the second conduction according to actual conditions
Layer.Also, the raw material of the two can be identical or different.
In a kind of embodiment of the application, above-mentioned first conductive layer and/or the second conductive layer are compound for carbon black-silicon rubber
Layer, can so realize more preferable conductive effect, and the composite has good elasticity and electric conductivity concurrently, so resistor-type
The conductive stability of pressure sensor is good, and durability is high.In addition, the adaptive temperature scope of the composite is wide, with low cost, ring
Protect nontoxic.Carbon black-silicon rubber composite bed in the application is exactly the coating of mixture process or the other works of carbon black and silica gel
The Rotating fields of skill formation.
First conductive layer and the second conductive layer are to be arranged at correspondence by techniques such as silk-screen printing, orifice plate printing or sprayings
Fabric layer surface on.Preferably use silk-screen printing technique and conductive material is coated in the first tissue layer and the second tissue layer
On surface, the first conductive layer and the second conductive layer are formed.
Above-mentioned elastomeric isolation layer can (can be woven fabric, knitted fabric, volume from solid slab, film or fabric
Tie thing or non-woven cloth).The raw material of solid slab can be silica gel, polyurethane or other elastic polymer materials.The raw material of film
It can also be silica gel, polyurethane or other elastic polymer materials, can be native cellulose as the fabric of isolation elastic layer
The material such as fiber or staple fibre.Those skilled in the art can select the elastomeric isolation layer of suitable feedstock according to actual conditions.
In another embodiment in the application, above-mentioned elastomeric isolation layer 3 is elastic polyurethane tissue layer.The elastic fabric
Preferably, with good compression deformation ability and recovery capability, and softness is bent for layer insulating properties.
The first conductor wire of the application can leading independently selected from any material of the prior art with the second conductor wire
Line, those skilled in the art can be selected from the wire of suitable material according to actual conditions, and can be set according to actual conditions
The material of the two is identical or difference.
First conductive layer and the second conductive layer can respectively be connected using modes such as welding, bonding, sewing, hot pressing or embroidery leads
Line.
It is conductively connected to realize that stability is good, reliability is high and flexible, above-mentioned first wire and/or above-mentioned second
Wire is silver plated fiber conductive yarn.
In another embodiment of the application, as shown in Figures 1 and 2, above-mentioned resistor-type pressure sensor also includes first
The tissue layer 5 of tissue layer 1 and second, above-mentioned first conductive layer 2 is arranged on the surface of above-mentioned first tissue layer 1, and above-mentioned first
Conductive layer 2 is located between above-mentioned first tissue layer 1 and above-mentioned elastomeric isolation layer 3；Above-mentioned second conductive layer 4 is arranged on above-mentioned second
On the surface of tissue layer 5, and above-mentioned second conductive layer 4 is located between above-mentioned second tissue layer 5 and above-mentioned elastomeric isolation layer 3.This
Two tissue layers can meet the demand of wearable device in the prior art, and the two tissue layers can be individually insulated two and lead
Electric layer and body, prevent user from getting an electric shock.
Above-mentioned first tissue layer and the second tissue layer can be the tissue layers of any material of the prior art, for example can be with
It is woven fabric, looped fabric, knotwork or non-woven cloth.Those skilled in the art can select suitable material according to actual conditions
Tissue layer, and can according to actual conditions set the two be identical tissue layer or different tissue layers.
In order to be further ensured that the pressure sensor each several part connect fastness and the pressure sensor is entered simultaneously
In the preliminary encapsulation of row, a kind of embodiment of the application, above-mentioned first tissue layer and/or above-mentioned second tissue layer are terylene plain weave
Machine-woven fabric layer.
In another embodiment of the application, above-mentioned resistor-type pressure sensor also includes the first tack coat and second and bonded
Layer, wherein, the first tack coat is arranged between above-mentioned first tissue layer and above-mentioned elastomeric isolation layer and avoids through hole；Second bonds
Layer is arranged between above-mentioned second tissue layer and above-mentioned elastomeric isolation layer and avoids through hole.It so may further ensure that the resistance
The elastomeric isolation layer of type pressure sensor can be bonded well with the first tissue layer and elastomeric isolation layer with the second tissue layer
Together, further ensuring tissue layer can be securely fixed on elastomeric isolation layer, further ensure the resistor-type pressure
The performance reliability and stability of force snesor.
When tissue layer is completely covered in conductive layer, tack coat is arranged on the surface of conductive layer, and tack coat elasticity every
Without the part overlapped between the projection of absciss layer and through hole.
When the incomplete covering fabric layer of conductive layer, tack coat is arranged on the area for not installing conductive layer of fabric layer surface
Domain, or it is provided in the part of the region for not installing conductive layer of fabric layer surface and the remote such fabric layer of conductive layer
On surface (part is projected with not having the part overlapped between elastomeric isolation layer).
The first above-mentioned tack coat and the material of the second tack coat can be with of the prior art any with cementation
Material, those skilled in the art can select suitable binding material form above-mentioned the first tack coat and the according to actual conditions
Two tack coats.Heat molten type TPU, acrylic compounds, phenolic and/or epoxy adhesive can for example be selected.And can basis
Actual conditions are set to the two for identical or different material layer.
In the another embodiment of the application, above-mentioned first tack coat and/or above-mentioned second tack coat are heat molten type TPU
Layer, can so realize it is simple and quick be hot bonding, ensure pressure sensor performance reliability and stability premise
Under, simplify technique, save cost.
There is provided a kind of wearable device in the typical embodiment of another of the application, including resistor-type pressure is passed
Sensor, above-mentioned resistor-type pressure sensor is any above-mentioned resistor-type pressure sensor.
The wearable device is due to including above-mentioned resistor-type pressure sensor so that the better performances of the wearable device
And relatively stablize.
Resistor-type pressure sensor in the application can use any method that can be realized of the prior art to make,
In a kind of embodiment of the application, the preparation method of above-mentioned resistor-type pressure sensor includes：Knitted in the first tissue layer and second
Printed conductive layer is distinguished in nitride layer, the first conductive layer and the second conductive layer is formed；Elastomeric isolation layer is combined with two tack coats,
And tack coat is located on two surfaces of above-mentioned elastomeric isolation layer；Cut or rushed with icking tool on the elastomeric isolation layer after compound
Roll to form through hole；First conductive layer and the second conductive layer connect conductor wire respectively；The first tissue layer and of conductive layer will be scribbled
Two tissue layers are alignd with elastomeric isolation layer, are combined by tack coat, form resistor-type pressure sensor.
In order that the technical scheme of the application can clearly be understood by obtaining those skilled in the art, below with reference to tool
The embodiment of body illustrates the technical scheme of the application.
Embodiment
The structure of resistor-type pressure sensor as shown in figure 1, resistor-type pressure sensor include successively the first tissue layer 1,
First conductive layer 2, the first tack coat, the 3, second tack coat of elastomeric isolation layer, the second conductive layer 4, the second tissue layer 5.Wherein,
One conductive layer 2 is arranged on the surface of the first tissue layer 1, and the first tissue layer 1 is completely covered, and the second conductive layer 4 is arranged on
On the surface of two tissue layers 5, and the second tissue layer 5 is completely covered；First tack coat is arranged on the subregion of conductive layer, should
The part that projection of the region on elastomeric isolation layer 3 is not overlapped with through hole 30, the second tack coat is arranged on the part of conductive layer
On region, the part that projection of the region on elastomeric isolation layer 3 is not overlapped with through hole 30；Elastomeric isolation layer 3 has one
Manhole 30.First tissue layer 1 is that terylene plain weaving machine is weaved cotton cloth with the second tissue layer 5, and elastomeric isolation layer 3 is by polyurethane filament
The warp knit elastic needle of weaving is weaved cotton cloth, and the first tack coat and the second tack coat are heat molten type TPU layer, the first conductive layer 2 and the
Two conductive layers 4 are carbon black-silicon rubber composite bed.
The preparation method of the resistor-type pressure sensor includes：The composite of carbon black and silicon rubber is passed through into silk-screen printing
Technique is homogeneously applied on the surface of the first tissue layer 1 and the second tissue layer 5, and silica gel solidifies after heating, forms first conductive
The conductive layer 4 of layer 2 and second；
Warp knit elastic needle is weaved cotton cloth and heat molten type TPU layer, compoiste adhering is processed by hot pressing, centre is elastomeric isolation layer 3,
Both sides are heat molten type TPU layer；
Elastomeric isolation layer 3 after will be compound uses laser cutting machine, cuts out single circular through-hole；
It is being provided with the first tissue layer 1 of the first conductive layer 2 and is being provided with the second tissue layer 5 of the second conductive layer 4
Silver plated fiber conductor wire in the upper method using sewing, connection；
By elastomeric isolation layer 3 and two tissue layers, compoiste adhering is processed by hot pressing, formed in the structure shown in Fig. 1, figure
Not shown first tack coat and the second tack coat.
Resistance of the resistor-type pressure sensor in the case where circulating pressure is loaded is tested using the equipment of stress-electric coupling
Change curve.Wherein, circulating pressure is provided by omnipotent test machine, and resistance is surveyed by the universal meter synchronous with omnipotent test machine clock
Amount, test result is specifically shown in Fig. 6.
As shown in Figure 6, the pressure suffered by the pressure sensor has good linear relationship with its resistance, and its stability is high
And multiplicity is high.The resistor-type pressure sensor it is simple in construction and frivolous, can well be embedded into and take among textile；Its
Pressure measurement range is adjustable, initial resistance is adjustable and sensitivity is adjustable；Its bend resistance and anti-shear ability are strong；Its endurance and tired
The labor life-span is not less than 1,000,000 times；It is wearable available for intelligent shoe and shoe-pad, intelligent socks, Intelligent cushion and intelligent clothing etc.
Intelligent textile.
The resistor-type pressure sensor is due to the plane-plane contact by the first conductive layer and the second conductive layer, it is to avoid existing
The less problem of contact area in technology so that the pressure sensor has preferable stability, repeatability and fatigue durability
Energy.
As can be seen from the above description, the application the above embodiments realize following technique effect：
1), the resistor-type pressure sensor of the application realizes face contact.This is by great resistor-type pressure sensor
Stability, repeatability and fatigue performance, and significantly improve the bend resistance and anti-shear ability of sensor.In addition, can
Pressure measurement range is adjusted with the shape by the thickness for changing elastomeric isolation layer, modulus of elasticity, clear size of opening and through hole.And
Can also be by controlling thickness, surface topography and the electrical conductivity of two conductive layers to adjust the sensitivity of resistor-type pressure sensor
And resistance range.When external pressure is just equal to conducting pressure, the first conductive layer contacts with each other with the second conductive layer, sensor
Resistance is changed into conduction threshold resistance from infinity.
2), the wearable device of the application is due to including above-mentioned resistor-type pressure sensor so that the wearable device
Better performances and relatively stablize.
The preferred embodiment of the application is above are only above, the application is not limited to, for the skill of this area
For art personnel, the application can have various modifications and variations.It is all within spirit herein and principle, made any repair
Change, equivalent substitution, improvement etc., should be included within the protection domain of the application.
Claims (11)
1. a kind of resistor-type pressure sensor, it is characterised in that the resistor-type pressure sensor includes：
First conductive layer (2)；
On elastomeric isolation layer (3), the surface for being arranged on first conductive layer (2), and elastomeric isolation layer (3) is included at least
One through hole (30)；And
On second conductive layer (4), the surface for being arranged on remote first conductive layer (2) of the elastomeric isolation layer (3), not
When applying pressure to the resistor-type pressure sensor, first conductive layer (2) is in second conductive layer (4) isolates
State, when being applied more than the pressure of pressure threshold to the resistor-type pressure sensor, first conductive layer (2) with it is described
Second conductive layer (4) is contacted by the through hole (30).
2. resistor-type pressure sensor according to claim 1, it is characterised in that the through hole (30) be manhole or
Rectangular through-hole.
3. resistor-type pressure sensor according to claim 1, it is characterised in that first conductive layer (2) and first
Wire is electrically connected, and second conductive layer (4) electrically connects with the second wire,
First conductive layer (2) includes：
One or more the first mutually isolated electrical contacts, first electrical contacts are on elastomeric isolation layer (3)
Projection is corresponded with the through hole (30) and overlapped or in the inside of the corresponding through hole (30)；
One or more the first spaced electrical connection sections, each first electrical connection section and one or more first electricity
Contact site is electrically connected, and each first electrical connection section is used to first electrical contacts being connected with first wire,
Second conductive layer (4) includes：
One or more the second mutually isolated electrical contacts, correspond with first electrical contacts and set, and each described
Projection of second electrical contacts on elastomeric isolation layer (3) is with corresponding first electrical contacts in the elastomeric isolation
Projection on layer (3) is at least partly overlapped；
One or more the second spaced electrical connection sections, each second electrical connection section and one or more second electricity
Contact site is electrically connected, and each second electrical connection section is used to second electrical contacts being connected with second wire.
4. resistor-type pressure sensor according to claim 1, it is characterised in that first conductive layer (2) and/or institute
The second conductive layer (4) is stated for carbon black-silicon rubber composite bed.
5. resistor-type pressure sensor according to claim 1, it is characterised in that the elastomeric isolation layer (3) is poly- ammonia
Ester elastomer tissue layer.
6. resistor-type pressure sensor according to claim 3, it is characterised in that first wire and/or described
Two wires are silver plated fiber conductive yarn.
7. resistor-type pressure sensor according to claim 1, it is characterised in that the resistor-type pressure sensor is also wrapped
Include：
First tissue layer (1), first conductive layer (2) is arranged on the surface of first tissue layer (1), and described first
Conductive layer (2) is located between first tissue layer (1) and elastomeric isolation layer (3)；And
Second tissue layer (5), second conductive layer (4) is arranged on the surface of second tissue layer (5), and described second
Conductive layer (4) is located between second tissue layer (5) and elastomeric isolation layer (3).
8. resistor-type pressure sensor according to claim 7, it is characterised in that first tissue layer (1) and/or institute
The second tissue layer (5) is stated for terylene plain woven layer of cloth.
9. resistor-type pressure sensor according to claim 7, it is characterised in that the resistor-type pressure sensor is also wrapped
Include：
First tack coat, is arranged between first tissue layer (1) and elastomeric isolation layer (3) and avoids the through hole
(30)；And
Second tack coat, is arranged between second tissue layer (5) and elastomeric isolation layer (3) and avoids the through hole
(30)。
10. resistor-type pressure sensor according to claim 9, it is characterised in that first tack coat and/or described
Second tack coat is heat molten type TPU layer.
11. a kind of wearable device, including resistor-type pressure sensor, it is characterised in that the resistor-type pressure sensor is
Resistor-type pressure sensor any one of claim 1 to 10.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720105883.1U CN206504812U (en) | 2017-01-23 | 2017-01-23 | Resistor-type pressure sensor and wearable device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720105883.1U CN206504812U (en) | 2017-01-23 | 2017-01-23 | Resistor-type pressure sensor and wearable device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206504812U true CN206504812U (en) | 2017-09-19 |
Family
ID=59833881
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720105883.1U Active CN206504812U (en) | 2017-01-23 | 2017-01-23 | Resistor-type pressure sensor and wearable device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206504812U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110421907A (en) * | 2019-08-21 | 2019-11-08 | 闽江学院 | A kind of flexibility touch device and preparation method thereof |
| CN112525392A (en) * | 2020-11-05 | 2021-03-19 | 青岛大学 | Pressure sensing intelligent fabric and preparation method and application thereof |
| CN115638714A (en) * | 2022-10-27 | 2023-01-24 | 五邑大学 | Resistance type flexible fabric position sensor |
-
2017
- 2017-01-23 CN CN201720105883.1U patent/CN206504812U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110421907A (en) * | 2019-08-21 | 2019-11-08 | 闽江学院 | A kind of flexibility touch device and preparation method thereof |
| CN112525392A (en) * | 2020-11-05 | 2021-03-19 | 青岛大学 | Pressure sensing intelligent fabric and preparation method and application thereof |
| CN115638714A (en) * | 2022-10-27 | 2023-01-24 | 五邑大学 | Resistance type flexible fabric position sensor |
| CN115638714B (en) * | 2022-10-27 | 2024-02-06 | 五邑大学 | Resistance type flexible fabric position sensor |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106644194A (en) | Resistance type pressure sensor and wearable device | |
| CN206504812U (en) | Resistor-type pressure sensor and wearable device | |
| US11006557B2 (en) | Cloth electronization product and method | |
| JP5668966B2 (en) | Conductive fabric and touch sensor device using conductive fabric | |
| CN109072501A (en) | Sensing fabric and its production method with multiple tissue layers | |
| CN108885145A (en) | Woven fabric with a plurality of woven fabric layers | |
| CN105931909B (en) | A kind of flexible fabric switch | |
| CN101014218A (en) | Far infrared flexible surface heating element with high emissivity | |
| US20070224898A1 (en) | Electrically conductive water repellant fabric composite | |
| WO2009150570A1 (en) | Electronic textile | |
| CN108045032A (en) | A kind of preparation method of the conductive sensor fabric based on graphene | |
| US10863780B2 (en) | Component for garment or textile product | |
| CN110440958A (en) | A kind of capacitance pressure transducer, based on warp-knitted spacer fabric | |
| US7759264B2 (en) | Textile sheet, method for manufacturing same, and use | |
| KR102008225B1 (en) | Elastic fabric with adhesive | |
| CN110310856A (en) | A kind of sheet pressure switch and its manufacturing method | |
| CN205863059U (en) | A kind of flexible fabric switch | |
| CA3091548A1 (en) | Conductive textile assembly with electrical shielding structure | |
| KR20110109716A (en) | Conductive fabrics and method of manufacturing the same | |
| JP7297611B2 (en) | electrical relay material | |
| CN111807352B (en) | Method for preparing graphene electrothermal film based on flexible porous fiber material | |
| CN110341255A (en) | A kind of wear-resisting anti-wrinkle fabric | |
| KR102098314B1 (en) | Method for manufacturing heating mattress pad | |
| CN210337139U (en) | Fiber cloth | |
| CN112444330A (en) | Fabric separating pressure sensor |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PP01 | Preservation of patent right | ||
| PP01 | Preservation of patent right |
Effective date of registration: 20200804 Granted publication date: 20170919 |
|
| PD01 | Discharge of preservation of patent | ||
| PD01 | Discharge of preservation of patent |
Date of cancellation: 20230804 Granted publication date: 20170919 |
|
| PP01 | Preservation of patent right | ||
| PP01 | Preservation of patent right |
Effective date of registration: 20230804 Granted publication date: 20170919 |