CN106901692A - Virtual reality device - Google Patents
Virtual reality device Download PDFInfo
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- CN106901692A CN106901692A CN201710018262.4A CN201710018262A CN106901692A CN 106901692 A CN106901692 A CN 106901692A CN 201710018262 A CN201710018262 A CN 201710018262A CN 106901692 A CN106901692 A CN 106901692A
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- pole piece
- sweat
- user
- center processor
- signal
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/145—Measuring characteristics of blood in vivo, e.g. gas concentration, pH value; Measuring characteristics of body fluids or tissues, e.g. interstitial fluid, cerebral tissue
- A61B5/14507—Measuring characteristics of blood in vivo, e.g. gas concentration, pH value; Measuring characteristics of body fluids or tissues, e.g. interstitial fluid, cerebral tissue specially adapted for measuring characteristics of body fluids other than blood
- A61B5/14517—Measuring characteristics of blood in vivo, e.g. gas concentration, pH value; Measuring characteristics of body fluids or tissues, e.g. interstitial fluid, cerebral tissue specially adapted for measuring characteristics of body fluids other than blood for sweat
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/145—Measuring characteristics of blood in vivo, e.g. gas concentration, pH value; Measuring characteristics of body fluids or tissues, e.g. interstitial fluid, cerebral tissue
- A61B5/14532—Measuring characteristics of blood in vivo, e.g. gas concentration, pH value; Measuring characteristics of body fluids or tissues, e.g. interstitial fluid, cerebral tissue for measuring glucose, e.g. by tissue impedance measurement
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/145—Measuring characteristics of blood in vivo, e.g. gas concentration, pH value; Measuring characteristics of body fluids or tissues, e.g. interstitial fluid, cerebral tissue
- A61B5/14546—Measuring characteristics of blood in vivo, e.g. gas concentration, pH value; Measuring characteristics of body fluids or tissues, e.g. interstitial fluid, cerebral tissue for measuring analytes not otherwise provided for, e.g. ions, cytochromes
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/145—Measuring characteristics of blood in vivo, e.g. gas concentration, pH value; Measuring characteristics of body fluids or tissues, e.g. interstitial fluid, cerebral tissue
- A61B5/1468—Measuring characteristics of blood in vivo, e.g. gas concentration, pH value; Measuring characteristics of body fluids or tissues, e.g. interstitial fluid, cerebral tissue using chemical or electrochemical methods, e.g. by polarographic means
- A61B5/1477—Measuring characteristics of blood in vivo, e.g. gas concentration, pH value; Measuring characteristics of body fluids or tissues, e.g. interstitial fluid, cerebral tissue using chemical or electrochemical methods, e.g. by polarographic means non-invasive
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/68—Arrangements of detecting, measuring or recording means, e.g. sensors, in relation to patient
- A61B5/6801—Arrangements of detecting, measuring or recording means, e.g. sensors, in relation to patient specially adapted to be attached to or worn on the body surface
- A61B5/6802—Sensor mounted on worn items
- A61B5/6803—Head-worn items, e.g. helmets, masks, headphones or goggles
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/74—Details of notification to user or communication with user or patient ; user input means
- A61B5/746—Alarms related to a physiological condition, e.g. details of setting alarm thresholds or avoiding false alarms
Abstract
The present invention is applied to technical field of virtual reality, disclose virtual reality device, its center processor and the sweat detection means for detecting user's sweat for including helmet and helmet electric connection, sweat detection means is installed on helmet, and sweat detection means is electrically connected with center processor, the detection information that center processor can feed back according to sweat detection means is estimated the health of user.The virtual reality device that the present invention is provided, by setting up sweat detection means on helmet, when user uses the virtual reality device, sweat detection means can be in real-time detection user's sweat composition information and detection information is fed back on center processor, center processor according to the feedback information of sweat detection means judge the health of user, so as to prevent user from causing the situation that healthy hidden danger occurs in body to occur due to long-term use virtual reality device, the security reliability that user uses product is improve.
Description
Technical field
The invention belongs to technical field of virtual reality, more particularly to virtual reality device.
Background technology
Virtual reality technology (VR) is a kind of computer simulation technique that can be created with the experiencing virtual world, and it is using meter
Calculation machine generates a kind of simulated environment and user is immersed in the environment.Virtual reality technology is typically using the head that closure is higher
Helmet to realize preferably feeling of immersion, so, user be easy in experience of the process perspire, and perspire can cause people's internal water and
The loss of the compositions such as salt；And as user is to continuous, the long-term use of the VR helmets, a large amount of losses of sweat can be to the body of user
Impact.However, on existing virtual reality device the precautionary measures are not taken this, therefore, it is in use
Still suffer from larger healthy and safe hidden danger.
The content of the invention
At least one weak point it is an object of the invention to overcome above-mentioned prior art, there is provided virtual reality sets
It is standby, which solve during existing virtual display device cannot take precautions against user's use and excessively cause healthy because sweat is lost in
The technical problem of hidden danger.
To reach above-mentioned purpose, the technical solution adopted by the present invention is：Virtual reality device, including helmet and institute
State the center processor and the sweat detection means for detecting user's sweat of helmet electric connection, the sweat detection dress
Put and be installed on the helmet, and the sweat detection means is electrically connected with the center processor, the center
The detection information that reason device can feed back according to the sweat detection means is estimated the health of user.
Alternatively, the sweat detection means is including the pole piece component for being attached in user's head, for described
Pole piece component carries out signal transacting and the process signal is sent signal processing component and use to the center processor
In the electrode driver to the signal processing component and the pole piece component power output signal, the signal processing component and
The electrode drive component is all electrically connected with the center processor.
Alternatively, the pole piece component includes the chloride test pole piece group for detecting chloride ion content in user's sweat
And/or for detecting the glucose detection pole piece group of glucose content in user's sweat and/or for detecting in user's sweat breast
The lactate detection pole piece group of acid content.
Alternatively, the chloride test pole piece group includes two active pole pieces and two inertia pole pieces, at the signal
Reason component obtains the first feedback signal, obtains the second feedback letter to inertia pole piece treatment described in two to active pole piece treatment described in two
Number, first feedback signal and second feedback signal that the center processor feeds back according to the signal processing component
Resolving draws the chlorine ion concentration in user's sweat.
Alternatively, the glucose detection pole piece group includes two glucose test poles with glucose oxidase film
Piece, the signal processing component obtains the 3rd feedback signal, the center processor to glucose test pole piece treatment described in two
The 3rd feedback signal fed back according to the signal processing component resolves the concentration of glucose drawn in user's sweat.
Alternatively, the lactate detection pole piece group includes two lactic acid test pole pieces with the sensitive detection film of lactic acid, institute
State signal processing component and the 4th feedback signal is obtained to lactic acid test pole piece treatment described in two, the center processor is according to
4th feedback signal of signal processing component feedback resolves the lactic acid concn drawn in user's sweat.
Alternatively, the signal processing component includes several selecting switch for being used to be electrically connected with the pole piece component
With the difference amplifier for the detection signal of the pole piece component to be amplified treatment output, the difference amplifier and institute
State center processor electric connection.
Alternatively, the electrode driver includes that direct current signal or exchange can be exported under center processor control
The power amplifier of signal.
Alternatively, the sweat detection means also includes the temperature sensor for detecting user's body temperature, and the temperature is passed
Sensor is electrically connected with the signal processing component.
Alternatively, the mode of the center processor assessment user's body situation is：The center processor is according to
The voltage signal of sweat detection means feedback is resolved and obtains resistivity value, is then resolved according to the resistivity value and is obtained user's sweat
The concentration value of interior corresponding composition, then assesses the health of user further according to the concentration value.
The virtual reality device that the present invention is provided, by setting up sweat detection means on helmet, and by center
Processor is estimated the health of user according to the detection information that sweat detection means is fed back, and so, is somebody's turn to do when user uses
During virtual reality device, sweat detection means being capable of the signal message of corresponding composition and will detection letter in real-time detection user's sweat
Breath is fed back on center processor, and center processor according to the feedback information of sweat detection means judge the body shape of user
Condition, so as to the situation generation that user causes body healthy hidden danger occur due to long-term use virtual reality device, pole can be prevented
Improve the security reliability that user uses product to big degree.
Brief description of the drawings
Fig. 1 is that virtual reality device provided in an embodiment of the present invention electricly connects schematic diagram；
Fig. 2 is that resistivity provided in an embodiment of the present invention resolves schematic flow sheet；
Fig. 3 is that chlorine ion concentration provided in an embodiment of the present invention resolves schematic flow sheet；
Fig. 4 is that concentration of glucose provided in an embodiment of the present invention resolves schematic flow sheet；
Fig. 5 is that lactic acid concn provided in an embodiment of the present invention resolves schematic flow sheet.
Specific embodiment
In order to make the purpose , technical scheme and advantage of the present invention be clearer, it is right below in conjunction with drawings and Examples
The present invention is further elaborated.It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, and
It is not used in the restriction present invention.
It should be noted that when element is referred to as on " being fixed on " or " being arranged at " another element, it can be direct
On another element or may be simultaneously present centering elements.When an element is known as " connection " another element, it
Can be directly connected to another element or may be simultaneously present centering elements.
Also, it should be noted that the orientation term such as left and right, upper and lower, top, bottom in following examples, is only relative each other
Concept or be reference with the normal operating condition of product, and should not be regarded as restrictive.
As Figure 1-5, virtual reality device provided in an embodiment of the present invention, including helmet (not shown) and head
Wear the center processor 1 (i.e. CPU) and the sweat detection means 2 for detecting user's sweat of equipment electric connection, sweat detection
Device 2 is installed on helmet, and sweat detection means 2 is electrically connected with center processor 1, and center processor 1 being capable of root
The detection information fed back according to sweat detection means 2 is estimated the health of user.When user is carried using the embodiment of the present invention
During the virtual reality device of confession, composition information that sweat detection means 2 can be in real-time detection user's sweat and by detection information
Feed back on center processor 1, center processor 1 carries out judging user's according to the detection information that sweat detection means 2 is fed back
Health, so as to the situation hair that user causes body healthy hidden danger occur due to long-term use virtual reality device can be prevented
It is raw, dramatically improve the security reliability that user uses virtual reality device.
Preferably, helmet includes the helmet or eyeshade that are worn on for user on head, the inspection of sweat detection means 2
Survey position be located towards helmet towards at the position of user's forehead.When be worn on helmet on head by user,
The detection position of sweat detection means 2 is attached on the forehead of user, so as to can ensure that user is gone out using virtual display device
During sweat, the detection position of sweat detection means 2 can be contacted with the sweat of user, and then ensure that sweat detection means 2 can
The sweat of effective detection user.
Preferably, the mode of the assessment of center processor 1 user's body situation is：Center processor 1 is detected according to sweat and filled
The voltage signal for putting 2 feedbacks is resolved and obtains resistivity value ρ, then resolved according to the resistivity value obtain in user's sweat it is corresponding into
The concentration value for dividing, then assesses the health of user further according to the concentration value.Resistivity value can with Linear Comparison to it is corresponding into
The concentration value for dividing, the size of the linear coefficient is demarcated by titer, and its computing formula is：TDS=(0.55~0.70) * ρ, its
In, TDS is the concentration value of soluble matters in sweat, and ρ is the resistivity value of corresponding composition (composition corresponding with TDS) in sweat.
The present embodiment realizes that the concentration value of corresponding composition in sweat is determined using electrochemical principle, specifically, the method for electrochemical principle
Galvanic effect of the pole piece under electrochemical action can be detected and voltage measurement is carried out, it is also possible to detect pole piece in the electrolytic solution
The voltage that fixed current is formed, can promote the pole piece to carry out galvanic interaction or can form electric current finally by being calculated
Solution concentration value.
Preferably, shown in reference picture 1, sweat detection means 2 include for be attached at pole piece component 21 in user's head,
For carrying out signal transacting to pole piece component 21 and process signal being sent the He of signal processing component 22 to center processor 1
For the electrode driver 23 to signal processing component 22 and the power output signal of pole piece component 21, signal processing component 22 and electricity
Pole drive component is all electrically connected with center processor 1.Pole piece component 21 is the detection position of sweat detection means 2, works as user
Helmet is worn on when on head, pole piece component 21 is attached on the forehead of user.Signal processing component 22 is alternative
Ground is attached with each pole piece in pole piece component 21, so as to measure the corresponding detection signal of corresponding pole piece, and the detection is believed
Number fed back on center processor 1 in voltage signal form after treatment, center processor 1 feeds back according to signal processing component 22
Voltage signal resolve the resistivity value for obtaining between corresponding pole piece, then resolved according to the resistivity value and obtained in user's sweat
Whether the concentration value of corresponding composition is then normal further according to the corresponding constituent concentration in concentration value assessment user's body.
Preferably, shown in reference picture 1, pole piece component 21 includes the chlorion for detecting chloride ion content in user's sweat
Detection pole piece group 211.Signal processing component 22 can by after the detection information signal transacting in chloride test pole piece group 211 with electricity
Pressure signal form is sent to center processor 1；The voltage signal that center processor 1 feeds back according to signal processing component 22 is resolved
The resistivity value of chlorion in sweat is obtained, is then resolved according to the resistivity value and is obtained the dense of corresponding chlorion in user's sweat
Whether angle value is then normal further according to the chlorine ion concentration in concentration value assessment user's body.In concrete application, can be in center
Chlorine ion concentration health scope of the good person in sweat under health status is pre-set in reason device 1, so, works as center processor
1 detection information of chloride test pole piece group 211 fed back according to signal processing component 22 resolves the chlorine ion concentration for obtaining and does not exist
When in chlorine ion concentration health scope, then user can be reminded to take precautions against the health risk being likely to occur.
Preferably, shown in reference picture 1, pole piece component 21 also includes the grape for detecting glucose content in user's sweat
Sugar detection pole piece group 212.Signal processing component 22 can by after the detection information signal transacting in glucose detection pole piece group 212 with
Voltage signal form is sent to center processor 1；The voltage signal solution that center processor 1 feeds back according to signal processing component 22
Calculation obtains the resistivity value of glucose in sweat, is then resolved according to the resistivity value and obtains corresponding glucose in user's sweat
Whether concentration value is then normal further according to the concentration of glucose in concentration value assessment user's body.In concrete application, can be at center
Concentration of glucose health scope of the good person in sweat under health status is pre-set in processor 1, so, works as center processing
The detection information of glucose detection pole piece group 212 that device 1 feeds back according to signal processing component 22 resolves the concentration of glucose for obtaining not
When in concentration of glucose health scope, then user can be reminded to take precautions against the health risk being likely to occur.
Preferably, shown in reference picture 1, pole piece component 21 also includes the lactic acid inspection for detecting lactic acid content in user's sweat
Survey pole piece group 213.Signal processing component 22 will can be believed after the detection information signal transacting in lactate detection pole piece group 213 with voltage
Number form is sent to center processor 1；The voltage signal that center processor 1 feeds back according to signal processing component 22 is resolved and obtained
The resistivity value of lactic acid in sweat, then resolves the concentration value for obtaining corresponding lactic acid in user's sweat, so according to the resistivity value
It is whether normal further according to the lactic acid concn in concentration value assessment user's body afterwards.In concrete application, can be pre- in center processor 1
Lactic acid concn health scope of the good person in sweat under health status is first set, so, at center processor 1 is according to signal
The detection information of lactate detection pole piece group 213 of the reason feedback of component 22 resolves the lactic acid concn for obtaining not in lactic acid concn health model
When enclosing interior, then user can be reminded to take precautions against the health risk being likely to occur.
Preferably, shown in reference picture 1, chloride test pole piece group 211 includes two active pole piece (the i.e. first active pole pieces
2111 and the second active pole piece 2112) and two inertia pole pieces (i.e. the first inertia pole piece 2113 and the second inertia pole piece 2114),
The active pole piece treatment of signal processing component 22 pairs two obtains the first feedback signal, obtains the second feedback letter to the treatment of two inertia pole pieces
Number, the first feedback signal and the second feedback signal that center processor 1 feeds back according to signal processing component 22 are resolved and draw user
Chlorine ion concentration in sweat.Active pole piece is the electrode slice being made of the stronger material of reproducibility, and inertia pole piece is to use
The electrode slice that the weaker material of reproducibility is made.In concrete application, when user does not perspire, the electricity measured by two active pole pieces
Pressure signal and the voltage signal that is measured by two inertia pole pieces are close to equal；And when user perspires, measured by two active pole pieces
Magnitude of voltage can be higher than the magnitude of voltage that is measured by two inertia pole pieces.
Preferably, active pole piece is nickel plating pole piece, and inertia pole piece is gold-plated pole piece, and it can meet design performance demand, and
It is stable and reliable for performance, easily fabricated.In concrete application, active pole piece be made to the material that can also use other reproducibilities stronger,
Inertia pole piece of the weaker material of other reproducibilities to can be also made.
Preferably, shown in reference picture 1, glucose detection pole piece group 212 includes two Portugals with glucose oxidase film
Grape sugar test pole piece (i.e. the first glucose test pole piece 2121 and second glucose test pole piece 2122), signal processing component 22
3rd feedback signal obtained to the test pole piece treatment of two glucose, center processor 1 fed back according to signal processing component 22 the
Three feedback signals resolve the concentration of glucose drawn in user's sweat.Glucose test pole piece specifically includes the first substrate and solidification
Glucose oxidase film on the first substrate, when glucose test pole piece is contacted with the sweat of user, glucose oxidase
Enzymatic glucose and oxygen reaction generation gluconic acid and hydrogen peroxide in film, cause the change of sweat pH and oxygen content, so that
The potential change for causing two glucose to be tested between pole piece, signal processing component 22 can be by the potential change in voltage signal form
Feed back on center processor 1, the final voltage signal resolving that center processor 1 can be fed back according to signal processing component 22
Obtain the concentration value of glucose in user's sweat.
Preferably, the first substrate is the pole piece being made of inert material, so, beneficial to preventing in the first substrate and sweat
There is the accuracy that reduction reaction influence glucose concentration value is determined in other compositions.
Preferably, shown in reference picture 1, lactate detection pole piece group 213 includes two lactic acid with the sensitive detection film of lactic acid
Test pole piece (i.e. the first lactic acid test pole piece 2131 and second lactic acid test test pole piece 2132), signal processing component 22 pairs two
Lactic acid test pole piece treatment obtains the 4th feedback signal, the 4th feedback that center processor 1 feeds back according to signal processing component 22
Signal resolves the lactic acid concn drawn in user's sweat.Lactic acid test pole piece specifically includes the second substrate and solidifies in the second substrate
On the sensitive detection film of lactic acid, when lactic acid test pole piece is contacted with the sweat of user, the sensitive lactic acid oxygen detected in film of lactic acid
Change enzyme and redox reaction occurs, so as to the potential change for causing two lactic acid to be tested between pole piece, signal processing component 22 can be by
The potential change is fed back on center processor 1 in voltage signal form, finally causes that center processor 1 can be according to signal transacting
The voltage signal of the feedback of component 22 resolves the concentration value for obtaining lactic acid in user's sweat.
Preferably, the second substrate is the pole piece being made of inert material, so, beneficial to preventing in the second substrate and sweat
There is the accuracy that reduction reaction influence lactic acid concn value is determined in other compositions.
Preferably, signal processing component 22 includes that several are used for selectivity and are opened with the selection of the electric connection of pole piece component 21
Close and for the detection signal of pole piece component 21 to be amplified into the difference amplifier that treatment is exported, difference amplifier and center
Reason device 1 is electrically connected with.Selecting switch is either-or switch, the quantity of selecting switch and the quantity phase of the interior pole of pole piece component 21
Together, each selecting switch correspondence is set with a pole piece contraposition, and selecting switch may be selected corresponding pole piece connection or disconnect.
Preferably, electrode driver 23 includes that stabilization can be exported to signal processing component 22 under the control of center processor 1
The power amplifier of direct current signal or AC signal.The setting of electrode driver 23, realizes and replaces to sweat detection means 2
Output stable DC power signal and the effect for stablizing AC power signal.
Preferably, the AC signal of power amplifier output is that the current amplitude of constant-current pulse signal, i.e. AC signal is
Constant, so, beneficial to the accurate reliability for ensureing the detection data of sweat detection means 2.
Preferably, shown in reference picture 1, sweat detection means 2 also includes the temperature sensor 24 for detecting user's body temperature,
Temperature sensor 24 is electrically connected with signal processing component 22.The setting of temperature sensor 24, is mainly used in becoming user's body temperature
The electric current relevant parameter that change is caused is compensated, so that beneficial to the accurate reliability for improving the detection data of sweat detection means 2.
Used as a preferred embodiment of the embodiment of the present invention, shown in reference picture 1, pole piece component 21 includes eight pole pieces,
This six pole pieces are respectively the first active active pole piece 2112 of pole piece 2111, second, the first inertia pole piece 2113, the second inertia pole
Piece 2114, the first glucose test pole piece 2121, the second gluconic acid test pole piece 2122, the first lactic acid test pole piece 2131,
Second lactic acid tests pole piece 2132.Signal processing component 22 includes the selecting switch and a difference amplifier of eight alternatives,
Position relative with eight pole pieces is set respectively for eight selecting switch.Eight mode of operations of selecting switch can be：The activity of gating first
The active pole piece 2112 of pole piece 2111 and second：Or, gate the first inertia pole piece 2113 and the second inertia pole piece 2114：Or,
Gate the first glucose test pole piece 2121 and second gluconic acid test pole piece 2122：Or, gate the first lactic acid test pole
The lactic acid of piece 2131 and second tests pole piece 2132.
In the lump shown in reference picture 1 and Fig. 3, the process of chlorine ion concentration is in detection user's sweat：Signal processing component 22
The active pole piece 2112 of the active pole piece 2111 and second of gating first and the first feedback signal back that will measure are to center processor 1
On, center processor 1 is resolved according to the first feedback signal and obtains first resistor rate value ρ 1；The gating first of signal processing component 22 is lazy
On the property inertia pole piece 2114 of pole piece 2113 and second and the second feedback signal back to the center processor 1 that will be measured, center
Reason device 1 is resolved according to the second feedback signal and obtains second resistance rate value ρ 2；| ρ 2- ρ 1 | solutions that center processor 1 is according to formula ρ 0=
Calculation obtains the resistivity value ρ 0 of chlorion in sweat；Center processor 1 is according to concentration computing formula TDS=(0.55~0.70) * ρ
The concentration value TDSt1 that resolving obtains chlorion in sweat at this temperature (replaces the ρ in TDS=(0.55~0.70) * ρ to calculate with ρ 0
The TDS for obtaining is TDSt1)；Center processor 1 is according to temperature-compensating concentration computing formula TDSs1=TDSt1/ (0.022t+
0.45) the actual concentrations value TDSs1 for obtaining chlorion in sweat is resolved, wherein, t is the user's body measured by temperature sensor 24
Temperature, it can be fed back on center processor 1 by signal processing component 22.Specifically, the flow for resolving chlorine ion concentration is included such as
Lower step：Step S201, the active pole piece 2111 of selection first；Step S202, the active pole piece 2112 of selection second；Step S203,
Determine electrochemical parameter ρ 1；Step S204, the first inertia pole piece 2113 of selection；Step S205, the second inertia pole piece 2114 of selection；
Step S206, measure electrochemical parameter ρ 2；Step S207, resolving chlorine ion concentration.
In the lump shown in reference picture 1 and Fig. 4, the process of concentration of glucose is in detection user's sweat：Signal processing component 22
The 3rd feedback signal that gate the first glucose test pole piece 2121 and second gluconic acid test pole piece 2122 and will measure is anti-
It is fed on center processor 1, center processor 1 resolves the 3rd resistor rate for obtaining glucose in sweat according to the 3rd feedback signal
Value ρ 3；Center processor 1 is resolved according to concentration computing formula TDS=(0.55~0.70) * ρ and obtains grape in sweat at this temperature
The concentration value TDSt2 (replacing the counted TDS of ρ in TDS=(0.55~0.70) * ρ to be TDSt2 with ρ 3) of sugar；Center processing
Device 1 resolves the reality for obtaining glucose in sweat according to temperature-compensating concentration computing formula TDSs2=TDSt2/ (0.022t+0.45)
Border concentration value TDSs2, wherein, t is the user's body temperature measured by temperature sensor 24, and it can be fed back to by signal processing component 22
On center processor 1.Specifically, the flow for resolving concentration of glucose comprises the following steps：Step S301, the first glucose of selection
Test pole piece 2121；Step S302, selection the second gluconic acid test pole piece 2122；Step S303, measure electrochemical parameter ρ 3；
Step S304, resolving lactic acid concn.
In the lump shown in reference picture 1 and Fig. 5, the process of lactic acid concn is in detection user's sweat：Signal processing component 22 is selected
Logical first lactic acid test pole piece 2131 and second lactic acid test pole piece 2132 and the 4th feedback signal back that will measure are to center
On processor 1, center processor 1 resolves the 4th resistivity value ρ 4 for obtaining lactic acid in sweat according to the 4th feedback signal；Center
Processor 1 resolves the concentration value for obtaining lactic acid in sweat at this temperature according to concentration computing formula TDS=(0.55~0.70) * ρ
TDSt3 (replaces the counted TDS of ρ in TDS=(0.55~0.70) * ρ to be TDSt3) with ρ 4；Center processor 1 is according to temperature
Compensation concentration computing formula TDSs3=TDSt3/ (0.022t+0.45) resolves the actual concentrations value for obtaining lactic acid in sweat
TDSs2, wherein, t is the user's body temperature measured by temperature sensor 24, and it can feed back to center processing by signal processing component 22
On device 1.Specifically, the flow for resolving lactic acid concn comprises the following steps：Step S401, selection the first lactic acid test pole piece
2131；Step S402, selection the second lactic acid test pole piece 2132；Step S403, measure electrochemical parameter ρ 4；Step S404, solution
Calculate lactic acid concn.
It is shown referring to Figures 1 and 2 in the lump, above-mentioned first resistor rate value ρ 1, second resistance rate value ρ 2,3rd resistor rate value ρ
3rd, the 4th resistivity value ρ 4 is calculated using formula R=ρ * L/A, wherein, R is conductor resistance (unit is Ω), and ρ is resistivity
(unit is Ω * cm), L is the effective length (unit is cm) of conductor, and A accumulates (cm for the effective cross section of conductor2), L and A is true
Fixed numerical value；Conductor resistance R is impedance, and it passes through the voltage signal that signal processing component 22 feeds back and uses formula R=r+jx
Calculate, wherein r is D.C. resistance, and x is AC resistance, and j is complex symbol, so, will be first for each resistivity value
Calculate corresponding D.C. resistance r and AC resistance x.Specifically, the flow for resolving resistivity value ρ comprises the following steps：Step
S101, the n-th pole piece of selection；Step S102, selection m pole pieces；Step S103, measure D.C. resistance r；Step S104, measure are handed over
Leakage resistance x；Step S105, acquisition impedance r+jx；Step S106, resolving electricalresistivityρ.N-th pole piece and m pole pieces are respectively first
The active pole piece 2112 of active pole piece 2111, second, the first inertia pole piece 2113, the second inertia pole piece 2114, the first glucose are surveyed
Examination pole piece 2121, the second gluconic acid test pole piece 2122, the first lactic acid test pole piece 2131, the second lactic acid test pole piece 2132
One of.
When user uses virtual reality device provided in an embodiment of the present invention, can compare when wearing helmet and use
The change of each constituent concentration after a period of time, it is also possible to compare the change of each constituent concentration in a period of time.
Virtual reality device provided in an embodiment of the present invention, is easily perspired based on user when using virtual reality device
Phenomenon, dexterously using content of material relevant with health in electrochemical method detection sweat, so as to can effectively assess user exist
Using the physical condition during virtual reality device, and user is reminded to take precautions against the health risk being likely to occur in time, such as：
Whether moisture is excessively required supplementation with because of dehydration, or, if Lactic Acid Secretion is excessive etc. caused by excessive movement, so virtually existing
The body of user can be monitored in the body-sensing class game of real equipment or the game with Scenario experiences, it is to avoid the body of user
Excessively use, so as to dramatically improve the security reliability that user uses product.
Presently preferred embodiments of the present invention is the foregoing is only, is not intended to limit the invention, it is all in essence of the invention
Any modification, equivalent or improvement made within god and principle etc., should be included within the scope of the present invention.
Claims (10)
1. virtual reality device, including helmet and the center processor being electrically connected with the helmet, its feature exist
In：Also include the sweat detection means for detecting user's sweat, the sweat detection means is installed on the helmet,
And the sweat detection means is electrically connected with the center processor, the center processor can be detected according to the sweat
The detection information of device feedback is estimated the health of user.
2. virtual reality device as claimed in claim 1, it is characterised in that：The sweat detection means is included for being attached at
Pole piece component in user's head, for carrying out signal transacting to the pole piece component and sending to described the process signal
Signal processing component on center processor and for the signal processing component and the pole piece component power output signal
Electrode driver, the signal processing component and the electrode drive component are all electrically connected with the center processor.
3. virtual reality device as claimed in claim 2, it is characterised in that：The pole piece component is included for detecting user's sweat
The chloride test pole piece group of chloride ion content and/or the glucose detection for detecting glucose content in user's sweat in liquid
Pole piece group and/or the lactate detection pole piece group for detecting lactic acid content in user's sweat.
4. virtual reality device as claimed in claim 3, it is characterised in that：The chloride test pole piece group includes two work
Property pole piece and two inertia pole pieces, the signal processing component obtains the first feedback signal, right to active pole piece treatment described in two
Inertia pole piece treatment described in two obtains the second feedback signal, the institute that the center processor feeds back according to the signal processing component
State the first feedback signal and second feedback signal resolves the chlorine ion concentration drawn in user's sweat.
5. virtual reality device as claimed in claim 3, it is characterised in that：The glucose detection pole piece group includes two tools
There is the glucose test pole piece of glucose oxidase film, the signal processing component is processed glucose test pole piece described in two
To the 3rd feedback signal, the 3rd feedback signal that the center processor feeds back according to the signal processing component is resolved
The concentration of glucose gone out in user's sweat.
6. virtual reality device as claimed in claim 3, it is characterised in that：The lactate detection pole piece group has including two
The lactic acid test pole piece of the sensitive detection film of lactic acid, the signal processing component obtains the 4th to lactic acid test pole piece treatment described in two
Feedback signal, the 4th feedback signal that the center processor feeds back according to the signal processing component is resolved and draws user
Lactic acid concn in sweat.
7. the virtual reality device as described in any one of claim 2 to 6, it is characterised in that：The signal processing component includes
Several are used for the selecting switch being electrically connected with the pole piece component and for the detection signal of the pole piece component to be carried out
The difference amplifier of enhanced processing output, the difference amplifier is electrically connected with the center processor.
8. the virtual reality device as described in any one of claim 2 to 6, it is characterised in that：The electrode driver includes can
The power amplifier of direct current signal or AC signal is exported under center processor control.
9. the virtual reality device as described in any one of claim 2 to 6, it is characterised in that：The sweat detection means is also wrapped
The temperature sensor for detecting user's body temperature is included, the temperature sensor is electrically connected with the signal processing component.
10. the virtual reality device as described in any one of claim 1 to 6, it is characterised in that：The center processor assessment is used
The mode of family health is：The voltage signal that the center processor feeds back according to the sweat detection means is resolved and obtains electricity
Values of resistivity, then resolves the concentration value for obtaining corresponding composition in user's sweat, then further according to the concentration according to the resistivity value
The health of value assessment user.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710018262.4A CN106901692A (en) | 2017-01-11 | 2017-01-11 | Virtual reality device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710018262.4A CN106901692A (en) | 2017-01-11 | 2017-01-11 | Virtual reality device |
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| CN106901692A true CN106901692A (en) | 2017-06-30 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201710018262.4A Pending CN106901692A (en) | 2017-01-11 | 2017-01-11 | Virtual reality device |
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| CN108982488A (en) * | 2018-06-11 | 2018-12-11 | 北京科技大学 | The super infiltration perspiration sensor of one kind |
| CN109282438A (en) * | 2018-09-17 | 2019-01-29 | 广东美的暖通设备有限公司 | The control method of air-conditioning, apparatus and system |
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| Publication number | Priority date | Publication date | Assignee | Title |
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