CN208399705U - It is a kind of close to inductosyn and safety cap - Google Patents
It is a kind of close to inductosyn and safety cap Download PDFInfo
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- CN208399705U CN208399705U CN201820967675.7U CN201820967675U CN208399705U CN 208399705 U CN208399705 U CN 208399705U CN 201820967675 U CN201820967675 U CN 201820967675U CN 208399705 U CN208399705 U CN 208399705U
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- electricity pole
- pole piece
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Abstract
The utility model embodiment provide it is a kind of close to inductosyn and safety cap, wherein close to inductosyn include induced electricity pole piece, reference electrode piece and controller；Induced electricity pole piece and reference electrode piece arranged superposed, and induced electricity pole piece and reference electrode piece keep prepsetting gap；Controller is connect with induced electricity pole piece.Controller can find in time whether the capacitance is changed by the detection to the capacitance between induced electricity pole piece and reference electrode piece, when change has occurred in capacitance, then it represents that human body is close with induced electricity pole piece.Due to the variation of the capacitance between induced electricity pole piece and reference electrode piece, it is influenced by environment temperature minimum, so as to avoid influence of the environment temperature to testing result, the practicability provided by the embodiment of the utility model close to inductosyn is improved, enables to be suitable for a variety of use environments.
Description
Technical field
The utility model relates to sensor technical fields, more particularly to a kind of close to inductosyn and safety cap.
Background technique
In industrial production and all kinds of research activities, the substances with biological nature such as detection human body are often needed to, if
With specific article near to or in contact with.For example, in the industrial production, safety cap is essential security protection equipment, very
Need the relevant personnel must safe wearing cap under more scenes.However due to various reasons, it always violates the rules and does not wear peace
The case where full cap.So can detect whether safety cap is worn by technological means.It can be by detecting human body head
Whether it is close with safety cap, so that it is determined that going out whether the safety cap is worn.
It is whether close with specific article when needing to detect the material with biological nature such as human body in currently available technology
When, it can generally use infrared sensor of the human body or photo-electric reflection type sensor.For example, the sensor is mounted on safety cap
In, when user wears the safety cap, the sensor is capable of detecting when whether the body of user is close with the safety cap, thus
Determine whether user has worn the safety cap.
However, infrared sensor of the human body or photo-electric reflection type sensor are highly susceptible to due to the limitation of structure and principle
The influence of environment temperature.When environment temperature changes, infrared sensor of the human body or photo-electric reflection type sensor may be sent out
Biopsy sniffing misses.So result in the sensor in practical application, not very practical, it is not applied for a variety of using ring
Border.
Utility model content
Being designed to provide for the utility model embodiment is a kind of close to inductosyn and safety cap, can be avoided ring
Influence of the border temperature to testing result, improves the practicability of sensor, can be suitable for a variety of use environments.Specific technical solution
It is as follows:
The utility model provide it is a kind of close to inductosyn, it is described close to inductosyn include: induced electricity
Pole piece, reference electrode piece and controller；
The induced electricity pole piece and the reference electrode piece arranged superposed, and the induced electricity pole piece and the reference electricity
Pole piece keeps prepsetting gap；
The controller is connect with the induced electricity pole piece；
Capacitor when human body and the induced electricity pole piece are close, between the induced electricity pole piece and the reference electrode piece
Value changes, and the controller determines whether the human body connects with the induced electricity pole piece by detecting the capacitance
Closely.
Optionally, the induced electricity pole piece, the reference electrode piece and the controller, are all set in flexible circuit board
On；
The controller and the induced electricity pole piece are connected by the printed wire in the flexible circuit board.
Optionally, the reference electrode piece is reticular structure.
Optionally, the reticular structure includes: first area and second area, and the mesh-density of the first area is greater than
The mesh-density of the second area.
Optionally, foam rubber is filled in the prepsetting gap.
Optionally, the controller includes: that on piece may be programmed PSOC control module；
The PSOC control module is connect with the induced electricity pole piece.
Optionally, the controller further include: control button；
The control button is connect with the PSOC control module.
Optionally, the controller further include: data-interface.
Optionally, described close to inductosyn, further includes: silica gel outer；
The induced electricity pole piece, the reference electrode piece and the controller, are all set in inside the silica gel outer.
The utility model additionally provides a kind of safety cap, and the safety cap includes any of the above-described described passing close to induction type
Sensor；
It is described to be installed on the inside of the safety cap close to inductosyn, for whether detecting the safety cap by user
It wears.
It is provided by the embodiment of the utility model a kind of close to inductosyn and safety cap, wherein being sensed close to induction type
Device includes induced electricity pole piece, reference electrode piece and controller；Induced electricity pole piece and reference electrode piece arranged superposed, and induced electricity
Pole piece and reference electrode piece keep prepsetting gap；Controller is connect with induced electricity pole piece.Controller by induced electricity pole piece and
The detection of capacitance between reference electrode piece can find in time whether the capacitance is changed, when capacitance occurs
When change, then it represents that human body is close with induced electricity pole piece.Due to the capacitance between induced electricity pole piece and reference electrode piece
Variation, influenced by environment temperature minimum, so as to avoid environment temperature to the influence of testing result, improved practical
The practicability close to inductosyn that new embodiment provides enables to be suitable for a variety of use environments.
Detailed description of the invention
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is some embodiments of the utility model, for those of ordinary skill in the art, in the premise not made the creative labor
Under, it is also possible to obtain other drawings based on these drawings.
Fig. 1 is the first structure chart provided by the embodiment of the utility model close to inductosyn；
Fig. 2 is the unfolding assumption diagram provided by the embodiment of the utility model close to inductosyn；
Fig. 3 is second of structure chart provided by the embodiment of the utility model close to inductosyn；
Fig. 4 is the third structure chart provided by the embodiment of the utility model close to inductosyn；
Fig. 5 is the structure chart of safety cap provided by the embodiment of the utility model.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Referring to Fig. 1, Fig. 1 is the first structure chart provided by the embodiment of the utility model close to inductosyn, packet
It includes: induced electricity pole piece 101, reference electrode piece 102 and controller 103.
Induced electricity pole piece 101 and 102 arranged superposed of reference electrode piece, and induced electricity pole piece 101 and reference electrode piece 102
Keep prepsetting gap.
Induced electricity pole piece 101 can be sheet metal, it is preferred that can be copper foil.The shape of induced electricity pole piece 101 can be with
It is designed as needed, for example, can be the shapes such as rectangle or circle.
Reference electrode piece 102 equally can be sheet metal or other forms, and reference electrode piece 102 is used for induced electricity
Pole piece 101 provides reference potential, for example, can provide when reference electrode piece 102 is grounded for induction electrode piece 101 with reference to ground
Zero potential.The shape of reference electrode piece 102 can be consistent with induced electricity pole piece 101.
Provided by the embodiment of the utility model close in inductosyn, induced electricity pole piece 101 and reference electrode piece
102 are arranged by the way of overlapping, i.e., the end face of induced electricity pole piece 101 is opposite with the end face of reference electrode piece 102, and
Between maintain prepsetting gap.Meanwhile in order to guarantee to have between induced electricity pole piece 101 and reference electrode piece 102 enough
Capacitance, the area of induced electricity pole piece 101 and reference electrode piece 102, which can according to need, to be designed, and induction electrode
The area of piece 101 and reference electrode piece 102 is almost the same, to guarantee to form good capacity effect between two electrode slices.
Induced electricity pole piece 101 and reference electrode piece 102 can carry out installation fixation respectively, or can also pass through insulating part
It is fixedly connected, thus the relative position between keeping, and keep between induced electricity pole piece 101 and reference electrode piece 102
Short circuit will not occur.
By the arrangement of eclipsed form, so that induced electricity pole piece 101 and reference electrode piece 102 can make up a plate electricity
Hold.The capacity plate antenna can have an initial capacitance value, when the respective area of induced electricity pole piece 101 and reference electrode piece 102,
After prepsetting gap and structure all determine, which is a fixed constant.It, can by calculating or measuring
Obtain the initial capacitance value.
Controller 103 is connect with induced electricity pole piece 101.
Controller 103 may include the processing chip such as single-chip microcontroller, MCU (Micro Control Unit, micro-control unit),
And other auxiliary elements and corresponding support circuits.Processing chip, auxiliary element and corresponding support circuits can integrate
On one piece of integrated circuit board, controller 103 is constituted.
It can be attached by conducting wire, cable etc. between induced electricity pole piece 101 and controller 103.Controller 103 can be with
With power interface, can connect to external power supplys such as batteries, so that controller 103 is powered by the external power supply,
Controller 103 is set to work normally.
Meanwhile controller 103 can be by corresponding circuit, anode and induction electrode that external power supply is exported
Piece 101 connects, and applies voltage for induced electricity pole piece 101, alternatively, can also be by corresponding circuit, by external power supply output
Positive electrode current acts on the connection of induced electricity pole piece 101, provides suitably for induced electricity pole piece 101 after the processing such as partial pressure
Voltage.And controller 103 can by corresponding circuit, so that the cathode of power supply can connect to reference electrode piece 102, from
And make 102 zero potential of reference electrode piece, it is equivalent to and is grounded reference electrode piece 102.Pass through above-mentioned mode, controller 103
The charging that capacity plate antenna is formed by induced electricity pole piece 101 and reference electrode piece 102 may be implemented.To during the charging process
Charging current is sampled, by the charging current parameter sampled, calculates the capacitance of the capacity plate antenna.Certainly, exist
It can also be realized using other connection types to the calculating of the capacitance of capacity plate antenna in practical application, can be realized controller
The various methods that 103 pairs of specific capacitances of capacity plate antenna are detected can be applied in the utility model embodiment.
Capacitance when human body and induced electricity pole piece 101 are close, between induced electricity pole piece 101 and reference electrode piece 102
It changes, controller 103 determines whether human body is close with induced electricity pole piece 101 by detection capacitor.
Controller 103 can be by existing various capacitor value detection methods, to induced electricity pole piece 101 and reference electrode piece
Capacitance between 102 is detected.For example, the processing chip in controller 103 can pass through corresponding capacitive detection circuit
The capacitance is detected, and obtains testing result.It in practical applications, can in order to reduce the power consumption of controller 103
So that controller 103 detects the capacitance between induced electricity pole piece 101 and reference electrode piece 102 by predetermined period, example
Such as, every 5s or 20s carries out one-time detection to the capacitance between induced electricity pole piece 101 and reference electrode piece 102.
When human body and induced electricity pole piece 101 are close, human body itself can form inductance capacitance with induced electricity pole piece 101, should
Inductance capacitance can be with, and the capacity plate antenna that induced electricity pole piece 101 and reference electrode piece 102 are constituted is overlapped mutually, for example, being formed simultaneously
Two capacitors of connection.So the inductance capacitance influences whether the plate that induced electricity pole piece 101 and reference electrode piece 102 are constituted
Capacitor, to change original initial capacitance value between induced electricity pole piece 101 and reference electrode piece 102.For example, human body and induction
When electrode slice 101 is close, initial capacitance value will increase certain capacitance.When increased capacitance be greater than the first preset threshold,
Or when total capacitance is greater than the second preset threshold, then it can determine that human body is close with induced electricity pole piece 101.Wherein,
First preset threshold and the second preset threshold, can according to need and be configured, herein without limiting.
Controller 103 is by the detection to the capacitance between induced electricity pole piece 101 and reference electrode piece 102, for example, can
To acquire the parameter of charging current, and calculate corresponding current value by charging to capacity plate antenna.Controller 103 can be with
Capacitance between discovery induced electricity pole piece 101 and reference electrode piece 102 in time, is changed compared to initial capacitance value.
It may thereby determine that out that human body is close with induced electricity pole piece 101.Similarly, if induced electricity pole piece 101 and reference electrode piece 102
Between capacitance always remain as initial capacitance value, then it represents that human body is not close to induced electricity pole piece 101.
After controller 103 determines that human body is close with induced electricity pole piece 101, it can be executed by preset program corresponding
Step, for example, prompt information can be exported externally, prompt information is for indicating provided by the embodiment of the utility model close to induction
Formula sensor detect human body and this had occurred close to inductosyn it is close.
Certainly, the neck provided by the embodiment of the utility model that can be applied to other proximity tests close to inductosyn
Domain, as long as waiting for that close substance can form inductance capacitance between induced electricity pole piece 101 with close to inductosyn, all
Proximity test can be carried out close to inductosyn using provided by the embodiment of the utility model.
In the utility model embodiment, controller 103 passes through between induced electricity pole piece 101 and reference electrode piece 102
Capacitance detection, can find in time whether the capacitance is changed, when change has occurred in capacitance, then it represents that
Human body is close with induced electricity pole piece 101.Due to the variation of the capacitance between induced electricity pole piece 101 and reference electrode piece 102,
Influenced by environment temperature it is minimum, so as to avoid environment temperature to the influence of testing result, improve the utility model reality
The practicability close to inductosyn for applying example offer enables to be suitable for a variety of use environments.Also, it is practical new at this
In type embodiment, controller 103 with, induced electricity pole piece 101 and reference electrode piece 102 are collectively formed close to inductosyn.
Controller 103 is enabled to directly acquire the capacitance between induced electricity pole piece 101 and reference electrode piece 102, it can be to avoid sense
Electrode slice 101 and reference electrode piece 102 are answered, when connection distance is longer between controller 103, the caused inspection to capacitance
Survey is easy the problem of being interfered, so that the detection to capacitance is more accurate.
Referring to fig. 2, in conjunction with the above embodiments, in order to enable provided by the embodiment of the utility model sense close to induction type
Device can easily facilitate installation, and can be mounted on safety cap etc. have can determine in the article of radian.In the utility model
In embodiment, induced electricity pole piece 101, reference electrode piece 102 and controller 103 are all set in flexible circuit board 201.And
Controller 103 and induced electricity pole piece 101 are connected by the printed wire in flexible circuit board 201.
Flexible circuit board 201 is the circuit board of FPC (Flexible Printed Circuit, flexible circuit board) form,
It may be bent or deformed.Simultaneously because induced electricity pole piece 101 and reference electrode piece 102 can be very thin metal plate or copper
Foil, so induced electricity pole piece 101 and reference electrode piece 102 itself also have bending or deformability well.Controller 103 with
Induced electricity pole piece 101 is connected by the printed wire in flexible circuit board 201, can be normally carried out electricity bending occurs
The transmission of signal.
Fig. 2 is when induced electricity pole piece 101, reference electrode piece 102 and controller 103 are arranged in flexible circuit board 201
Expanded view.After being bent along folding line 202, structure as shown in Figure 3 can be formed.
Reference electrode piece 102 is bent to the lower section of induced electricity pole piece 101,102 shape of induced electricity pole piece 101 and reference electrode piece
At the structure of arranged superposed.The part for not having printed wire in flexible circuit board 201 is insulating materials, to guarantee induction electrode
Short circuit will not occur between piece 101 and reference electrode piece 102.And part of the flexible circuit board 201 at folding line 202 can
Play the role of feeling of support and answer electrode slice 101 and reference electrode piece 102, makes the phase of induced electricity pole piece 101 and reference electrode piece 102
Position is fixed.
Connecing of being constituted in flexible circuit board 201 is arranged in induced electricity pole piece 101, reference electrode piece 102 and controller 103
Near-induction formula sensor can have bending or deformability well, can adapt in various installation environments, so that this is practical
New embodiment provide close to inductosyn can be more convenient install.
When the normal work provided by the embodiment of the utility model close to inductosyn, only need to list in many cases
Approaching on a direction is detected.For example, when will be set in safety cap close to inductosyn, it is only necessary in safety cap
Inside incude whether human body approaches, do not need to be incuded on the outside, when such as hand close to safety cap exterior measuring, cannot be true
It is set to the safety cap to be worn, so such approach be detected.
To achieve the goals above, in the use of the new type embodiment, when reference electrode piece 102 and induced electricity pole piece 101
Arranged superposed, and the ground connection of reference electrode piece 102 or when being connected to the cathode of external power supply, then be equivalent to induced electricity pole piece 101
Realize the function of shielding.So in practical applications, reference electrode piece 102 not only can provide ginseng for induction electrode piece 101
Current potential is examined, shielding interference can also be played the role of to induced electricity pole piece 101.In the above example, reference electrode piece 102 can be with
Close to the exterior measuring of safety cap, when being picked up with hand or close to safety cap, inductance capacitance caused by hand will be shielded, will not be right
Induced electricity pole piece 101 impacts, and only when safety cap is worn, head is just close with induced electricity pole piece 101, to change
The initial capacitance value between induced electricity pole piece 101 and reference electrode piece 102 is become.
In conjunction with each embodiment of the above embodiments, can be formed between induced electricity pole piece 101 and reference electrode piece 102
Capacity plate antenna.However, due to human body close to induced electricity pole piece 101 when, the induced electricity that is generated between human body and induced electricity pole piece 101
The capacitance of appearance is typically small.So will to work as human body and induced electricity if the initial capacitance value of the capacity plate antenna is excessive
When pole piece 101 is close, the capacitance variations between induced electricity pole piece 101 and reference electrode piece 102 are smaller, it is not easy to by controller
103 detections in time cause the sensitivity decline of detection.
To solve the above-mentioned problems, provided by the embodiment of the utility model close in inductosyn, reference electrode
Piece 102 can be reticular structure.Reticular structure can be the metal mesh that metal wire is interweaved and is formed, for example, fine copper wire institute
The metal mesh of formation.
When reference electrode piece 102 is using reticular structure, induced electricity pole piece 101 and reference electrode piece can be effectively reduced
Initial capacitance value between 102.To be correspondingly improved the sensitivity that controller 103 detects capacitance.Meanwhile netted knot
The reference electrode piece 102 of structure can have the ability for preferably bending or deforming, and be more advantageous to raising the utility model embodiment
The flexibility close to inductosyn provided.
In many cases, due to the pass provided by the embodiment of the utility model close to inductosyn installation site
The intensity of system, the interference that the different zones of induced electricity pole piece 101 may be subject to is different.For example, when the utility model embodiment mentions
When being mounted in safety cap close to inductosyn of confession, because of situations such as personnel's answering cell phone, the portion of induced electricity pole piece 101
Quartile, which is set, may be easier to be interfered, and the interference that another part is then subject to is weaker；Or the portion due to induced electricity pole piece 101
Subregion can be stopped by other equipment, and then interference suffered by the region can be weaker.
So for above situation, provided by the embodiment of the utility model close in inductosyn, reference electrode
Reticular structure possessed by piece 102 may include: first area and second area, and the mesh-density of first area is greater than the secondth area
The mesh-density in domain.
First area and second area link together, and only the mesh-density of reticular structure is different.First area is corresponding
Induced electricity pole piece 101 is easier to be interfered or interfere stronger position, by the grid of comparatively dense, provides more preferably for the position
Shielding.Second area corresponds to induced electricity pole piece 101 and is not readily susceptible to interfere or interfere weaker position, passes through sparse net
Lattice can provide enough shielding actions.
By the way that first area and the second area of different mesh-densities are arranged in reference electrode piece 102, make it possible to reality
On the basis of existing shielding action, the initial capacitance value between induced electricity pole piece 101 and reference electrode piece 102 is reduced.
Optionally, as shown in figure 4, in the utility model embodiment, in order to further decrease induced electricity pole piece 101 and ginseng
Examine the initial capacitance value between electrode slice 102.It can prepsetting gap between induced electricity pole piece 101 and reference electrode piece 102
In be filled with foam rubber 401.Foam rubber 401 can play the role of medium, so that induced electricity pole piece 101 and reference electrode piece
Initial capacitance value between 102 further decreases, and foam rubber 401 can also play and be fixedly connected with 101 He of induced electricity pole piece
The effect of reference electrode piece 102, so that the relative position of induced electricity pole piece 101 and reference electrode piece 102 is fixed.
In conjunction with above-mentioned each embodiment, provided by the embodiment of the utility model close in inductosyn, control
Device 103 includes: PSOC (Programmable System-On-Chip, on piece programmable system) control module；PSOC controls mould
Block is connect with induced electricity pole piece 101.
Simulation and digital assembly of the PSOC control module for microcontroller and around microcontroller are formed by tool
There is the module of data-handling capacity.Its cost is very low, but can realize multiple functions by inside programming.
PSOC control module is connect with induced electricity pole piece 101, can by corresponding plug-in and capacitive detection circuit,
The variation of capacitance between induced electricity pole piece 101 and reference electrode piece 102 is monitored.Timely find the change of capacitance
Change, to timely detect whether human body is close with induced electricity pole piece 101.
When detecting that human body is close with induced electricity pole piece 101, PSOC control module can be held by built-in program
Row corresponding operation for example, prompt information can be output to the outside, or issues standby signal.
Optionally, in the utility model embodiment, controller 103 further include: control button.Control button and PSOC are controlled
The connection of molding block.
Control button may be implemented to manually control PSOC control module, for example, can control PSOC control module weight
Open, reset, mode conversion, such as from working mode change be debugging mode.By control button, the relevant personnel are led to
It crosses manually mode and control is realized to PSOC control module, improve the maintainability and operability of PSOC control module.
In the utility model embodiment, when detecting that human body is close with induced electricity pole piece 101, controller 103 can
Outwardly to export prompt information or standby signal, so that the relevant personnel be notified to have been detected by the close of human body.So
In order to more easily carry out the output of prompt information or standby signal, controller 103 can also include: data-interface.
Data-interface can be diversified forms, for example, can be the various interfaces such as network interface, bus interface.For example, working as
When controller 103 includes PSOC control module, I2C (Inter-Integrated possessed by PSOC control module
Circuit, IC bus) interface, so that it may as data-interface.By the I2C interface, PSOC is enabled to control mould
Block is communicated in a manner of digital signal with outside, to improve jamproof ability.
By data-interface, controller 103 can be more easily attached with extraneous various equipment and element, for example,
It can be connect with wireless signal transmitter, so as to be used to indicate that the prompt that human body is close with induced electricity pole piece 101 to be believed
Breath or standby signal are sent to wireless signal transmitter, then from the wireless signal transmitter to the relevant personnel or system equipment into
Row is sent.So that provided by the embodiment of the utility model can be realized and other equipment or element close to inductosyn
Information exchange, extend using function.
In conjunction with above-mentioned each embodiment, can also be wrapped provided by the embodiment of the utility model close to inductosyn
It includes: silica gel outer.Induced electricity pole piece 101, reference electrode piece 102 and controller 103, are all set in inside silica gel outer.
Silica gel outer can provide certain protection, energy to induced electricity pole piece 101, reference electrode piece 102 and controller 103
Enough realize the functions such as dust-proof, waterproof.The shape class of silica gel outer, which can according to need, to be designed, such as can be the set of rectangle
The structure of shape.
Silica gel outer is soft, has good moulding and elasticity.So when induced electricity pole piece 101, reference electrode piece
102 and controller 103 when being set in flexible circuit board 201, synchronous bending or deformation also may be implemented in silica gel outer, so that
It is provided by the embodiment of the utility model to can adapt to various installation sites and installation environment close to inductosyn.
Referring to Fig. 5, Fig. 5 is the structure chart of safety cap provided by the embodiment of the utility model.
As shown in figure 5, in Fig. 5 close to inductosyn 501, can be sensed for any of the above-described kind close to induction type
Device.
It can be installed on the inside of safety cap close to inductosyn 501, for example, being fixed on safety by way of bonding
The inner surface of cap.It can be used in detecting whether safety cap is worn by the user.
It can also include transmitter 502 and connecting line 503 in safety cap provided by the embodiment of the utility model.
Transmitter 502 is mounted on the outside of safety cap, and transmitter 502 is by connecting line 503, and close to inductosyn
The data-interface of 501 controller connects.For example, the data-interface close to the controller of inductosyn 501 can be I2C
Interface, then connecting line 503 is I2C data line.Wherein, transmitter can be the equipment such as radio signal senders, can pass through nothing
The mode of line transmission sends information to the relevant personnel or system equipment.
When user wears the safety cap, the head of user can with close to the induced electricity pole piece in inductosyn 501
It is close, so that the capacitance between induced electricity pole piece and reference electrode piece changes.The capacitance changes can be by
Controller timely detects, so that controller can issue prompt information, transmitter to transmitter 502 by connecting line 503
502 can wirelessly be sent out the prompt information, so that the relevant personnel or system equipment, understand the safety in time
The wear condition of cap.
Alternatively, the prompt information can be interrupt instruction, it is dormant state when transmitter 502 works normally, when receiving
After the interrupt instruction, then transformation is in working condition, to send preset information, the relevant personnel to the relevant personnel or system equipment
Or system equipment receives the preset information, then it represents that the safety cap has been worn by the user.
The above is only the preferred embodiment of the utility model only, is not intended to limit the protection model of the utility model
It encloses.Any modification, equivalent substitution, improvement and etc. made within the spirit and principle of the present invention, are all contained in this reality
With in novel protection scope.
Claims (10)
1. a kind of close to inductosyn, which is characterized in that described to include: induced electricity pole piece, join close to inductosyn
Examine electrode slice and controller；
The induced electricity pole piece and the reference electrode piece arranged superposed, and the induced electricity pole piece and the reference electrode piece
Keep prepsetting gap；
The controller is connect with the induced electricity pole piece；
Capacitance hair when human body and the induced electricity pole piece are close, between the induced electricity pole piece and the reference electrode piece
Raw to change, the controller determines whether the human body is close with the induced electricity pole piece by detecting the capacitance.
2. according to claim 1 close to inductosyn, which is characterized in that the induced electricity pole piece, the reference
Electrode slice and the controller, are all set in flexible circuit board；
The controller and the induced electricity pole piece are connected by the printed wire in the flexible circuit board.
3. according to claim 1 close to inductosyn, which is characterized in that the reference electrode piece is netted knot
Structure.
4. according to claim 3 close to inductosyn, which is characterized in that the reticular structure includes: the firstth area
Domain and second area, the mesh-density of the first area are greater than the mesh-density of the second area.
5. according to claim 1 close to inductosyn, which is characterized in that be filled with foam in the prepsetting gap
Glue.
6. according to claim 1 close to inductosyn, which is characterized in that the controller includes: that on piece can be compiled
Journey PSOC control module；
The PSOC control module is connect with the induced electricity pole piece.
7. according to claim 6 close to inductosyn, which is characterized in that the controller further include: control is pressed
Button；
The control button is connect with the PSOC control module.
8. according to claim 1 close to inductosyn, which is characterized in that the controller further include: data connect
Mouthful.
9. according to claim 1 close to inductosyn, which is characterized in that it is described close to inductosyn, also
It include: silica gel outer；
The induced electricity pole piece, the reference electrode piece and the controller, are all set in inside the silica gel outer.
10. a kind of safety cap, which is characterized in that the safety cap includes as claimed in any one of claims 1-9 wherein close to sense
Inductive transducer；
It is described to be installed on the inside of the safety cap close to inductosyn, for detecting whether the safety cap is worn by user
It wears.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820967675.7U CN208399705U (en) | 2018-06-22 | 2018-06-22 | It is a kind of close to inductosyn and safety cap |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820967675.7U CN208399705U (en) | 2018-06-22 | 2018-06-22 | It is a kind of close to inductosyn and safety cap |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208399705U true CN208399705U (en) | 2019-01-18 |
Family
ID=65133092
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| Application Number | Title | Priority Date | Filing Date |
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| CN201820967675.7U Expired - Fee Related CN208399705U (en) | 2018-06-22 | 2018-06-22 | It is a kind of close to inductosyn and safety cap |
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| Country | Link |
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| CN (1) | CN208399705U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111982161A (en) * | 2020-07-30 | 2020-11-24 | 拉扎斯网络科技（上海）有限公司 | Conductor object position determining method and device |
| CN112652156A (en) * | 2021-01-11 | 2021-04-13 | 广东积微科技有限公司 | Tongue-controlled remote controller, household appliance control method and device and storage medium |
| CN112971254A (en) * | 2021-02-26 | 2021-06-18 | 安徽国华光电技术有限公司 | Motorcycle helmet sensor |
-
2018
- 2018-06-22 CN CN201820967675.7U patent/CN208399705U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111982161A (en) * | 2020-07-30 | 2020-11-24 | 拉扎斯网络科技（上海）有限公司 | Conductor object position determining method and device |
| CN112652156A (en) * | 2021-01-11 | 2021-04-13 | 广东积微科技有限公司 | Tongue-controlled remote controller, household appliance control method and device and storage medium |
| CN112971254A (en) * | 2021-02-26 | 2021-06-18 | 安徽国华光电技术有限公司 | Motorcycle helmet sensor |
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