CN209711771U - A kind of bracelet - Google Patents
A kind of bracelet Download PDFInfo
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- CN209711771U CN209711771U CN201920295124.5U CN201920295124U CN209711771U CN 209711771 U CN209711771 U CN 209711771U CN 201920295124 U CN201920295124 U CN 201920295124U CN 209711771 U CN209711771 U CN 209711771U
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- heat
- conducting metal
- metal pieces
- body temperature
- temperature transducer
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Abstract
The utility model relates to a kind of bracelet, including watchband and main body, microprocessor, capacitance detecting chips, body temperature transducer and heat-conducting metal pieces are provided in main body, capacitance detecting chips and body temperature transducer are connect with microprocessor communication；The bottom case of main body offers through-hole, and heat-conducting metal pieces are fixed in bottom case, and its bottom end is exposed across through-hole, and top is contacted with body temperature transducer；Heat-conducting metal pieces and capacitance detecting chips communicate to connect.Structure is complicated, volume is big and at high cost when the utility model is for solving the problems, such as that the integrated wearing of existing bracelet is detected with temperature check, improves and wears accuracy in detection, and reduction cost input and reduction volume provide bigger design space for bracelet.
Description
Technical field
The utility model belongs to intelligence wearing class product technical field, and in particular to a kind of bracelet.
Background technique
Need to carry out bracelet to wear detection sometimes to realize such as the switch of bracelet functional module, counting, display
Function, it is general to carry out wearing detection using capacitance induction principle, this wearing detection method when user accidentally touches still into
Row wears detection, causes to judge by accident, in order to overcome the problems, such as this, is set up in the prior art in respect of temperature check and wears detection function
Can, but both detections are generally measured separately, in this way, it is necessary to have an Analysis of Nested Design for temperature check and be examined for wearing
Survey has an Analysis of Nested Design, wears detection function or by setting electricity for example, realizing in heart rate mould group using infrared external reflection reception
Hold piece and carry out wearing detection using capacitance induction principle, and is provided in product bottom with the heat-conducting part of skin contact and detects body
Temperature, this causes volume big, at high cost and increase structure many limitations of the volume of bracelet and the design band of inner space
Design difficulty.
Utility model content
The utility model provides a kind of bracelet, and structure is multiple when for solving the integrated wearing detection of existing bracelet and temperature check
Problem miscellaneous, volume is big and at high cost improves and wears accuracy in detection, reduces cost input and reduces volume, provides for bracelet
Bigger design space.
In order to solve the above-mentioned technical problem, the following technical solutions are proposed is resolved for the utility model institute:
A kind of bracelet, including watchband and main body, which is characterized in that microprocessor, capacitance detecting are provided in the main body
Chip, body temperature transducer and heat-conducting metal pieces, the capacitance detecting chips and body temperature transducer with the microprocessor communication
Connection；The bottom case of the main body offers through-hole；The heat-conducting metal pieces are fixed in the bottom case, and its bottom end is across described
Through-hole exposes, and top is contacted with the body temperature transducer；The heat-conducting metal pieces and the capacitance detecting chips communicate to connect.
Further, in order to improve wearing accuracy in detection, the quantity of the heat-conducting metal pieces is two, including interval is set
The first heat-conducting metal pieces and the second heat-conducting metal pieces set；The quantity of the body temperature transducer is also two, including it is equal with it is described
The first body temperature transducer and the second body temperature transducer of microprocessor communication connection, the first body temperature transducer and described first thermally conductive
The tip contact of metalwork, the tip contact of the second body temperature transducer and second heat-conducting metal pieces.
Further, it is better contacted with for the ease of heat-conducting metal pieces and user's skin, two heat-conducting metal pieces are along institute
State the length interval setting of main body.
Further, in order to make user's comfortable wearing, the surface of the bottom end of the heat-conducting metal pieces and the main body
The outer surface of bottom case maintains an equal level.
Further, the bracelet further includes PCB and the FPC with PCB communication connection, the microprocessor, capacitance detecting
Chip and body temperature transducer are respectively provided on the pcb, and the heat-conducting metal pieces patch is on the FPC.
Further, the bracelet further includes display screen, and the display screen is logical by display module and the microprocessor
Letter connection, for showing the body temperature of user.
Compared with prior art, the advantages of the utility model and beneficial effect is: when user wears bracelet, thermally conductive gold
Belong to part bottom end contact user's skin, by heat transfer by body temperature transducer acquire user's body temperature, and human body per se with
Charge can cause the capacitance variation of heat-conducting metal pieces over the ground after human skin thermal contact conductance metalwork, close using capacitor
Principle of induction, capacitance detecting chips detect the capacitance variation of heat-conducting metal pieces over the ground, according to collected temperature and electricity
Capacitance variation judges whether user wears bracelet, improves and wears accuracy in detection, and temperature check and wearing detection multiplexing
Heat-conducting metal pieces reduce bracelet internal structure design complexity, and input cost is low, and small in size.
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 practical to this
New embodiment or attached drawing needed to be used in the description of the prior art are made one and are briefly introduced, it should be apparent that, it is described below
Attached drawing is some embodiments of the utility model, for those of ordinary skill in the art, is not being made the creative labor
Under the premise of, it can also be obtained according to these attached drawings other accompanying drawings.
Fig. 1 is the partial cross-sectional view of the exemplary construction of the utility model bracelet；
Fig. 2 is the functional block diagram of the embodiment of the utility model bracelet.
Specific embodiment
It is practical new below in conjunction with this to keep the objectives, technical solutions, and advantages of the embodiments of the present invention clearer
Attached drawing in type embodiment, the technical scheme in the utility model embodiment is clearly and completely described, it is clear that is retouched
The embodiment stated is the utility model a part of the embodiment, instead of all the embodiments.Based on the implementation in the utility model
Example, every other embodiment obtained by those of ordinary skill in the art without making creative efforts belong to
The range of the utility model protection.
In order to reduce bracelet internal structure design complexity while promoting bracelet and wearing accuracy in detection, such as Fig. 1 and
Shown in Fig. 2, the present embodiment is related to a kind of bracelet, including main body 10 and watchband 20；Microprocessor 1, body temperature are provided in main body 10
Sensor, capacitance detecting chips 3 and heat-conducting metal pieces, capacitance detecting chips 3 and body temperature transducer with 1 communication link of microprocessor
It connects；The bottom case of main body 10 offers through-hole；Heat-conducting metal pieces are fixed in bottom case, and its bottom end is exposed across through-hole, top
It is contacted with body temperature transducer；Heat-conducting metal pieces and capacitance detecting chips 3 communicate to connect.
Specifically, in the present embodiment, the through-hole that the bottom case that the bottom end of heat-conducting metal pieces passes through main body 10 opens up exposes, excellent
Selection of land, as shown in Figure 1, the outer surface of the bottom case of the surface of heat-conducting metal pieces bottom end and main body 10 maintains an equal level, convenient for promoting user
Wear the comfort level when bracelet.When user wears bracelet, surface and the user's skin of the bottom end of heat-conducting metal pieces are connect
Touching, by heat transfer, is transferred to body temperature transducer for skin surface temperature, the present embodiment body temperature transducer is located at heat-conducting metal pieces
It the surface on top and contacting with the surface on top, body temperature transducer can detect that heat-conducting metal pieces temperature increases at this time, and
The temperature value that will test is sent to microprocessor 1.In the present embodiment, it is worn close to principle of induction in user using capacitor
When wearing bracelet, user's skin contact conductive metal changes conductive metal to Jie greatly since human body has charge
Electric constant, so that conductive metal changes to the capacitance of the earth, capacitance detecting chips 3 detect the electricity of conductive metal over the ground
Capacitance variation, and capacitance change is sent to microprocessor 1.In the present embodiment, in order to compact-sized in realization body 10
Arrangement, heat-conducting metal pieces patch to flexible circuit board FPC(Flexible Printed Circuit Board, flexible printing electricity
Road plate) it 7 and is fixed on the inner surface of bottom case of main body 10, FPC 7 plays connection function to the communication of heat-conducting metal pieces and will
Heat-conducting metal pieces are communicatively connected to PCB(Printed Circuit Board, printed circuit board) 8, PCB 8 be used as microprocessor
1, the carrier of capacitance detecting chips 2 and body temperature transducer, for passing through FPC 7 when the capacitance of heat-conducting metal pieces over the ground changes
Capacitance detecting chips 2 are reached with PCB 8.It is shown in addition, the temperature detected can be used as user's body temperature by display module 5
In the display screen 6 of main body 10, for showing the body temperature of user.
It is located at set temperature range (such as human body temperature range) in the temperature detected and capacitance change is located at setting
When capacitance variations range, microprocessor 1 thinks that user has worn bracelet at this time, if any of temperature and capacitance change are not
When positioned at setting range, microprocessor 1 then thinks that user does not wear or do not wear bracelet, body temperature information and capacitance letter
Both breaths, which combine to improve, wears accuracy in detection.
In order to further increase wearing accuracy in detection, increase test point, as shown in Figure 1, the quantity of heat-conducting metal pieces is
Two, including the first heat-conducting metal pieces 4 and the second heat-conducting metal pieces 4', and two heat-conducting metal pieces are along the length interval of main body 10
Setting, and accordingly, the quantity of body temperature transducer is also two, and the first body temperature including communicating to connect with microprocessor 1 passes
Sensor 2 and the second body temperature transducer 2', the first body temperature transducer 2 be located at the surface on the top of the first heat-conducting metal pieces 4 and with
The surface on top contacts, the first temperature conducted after contacting user's skin for detecting the first heat-conducting metal pieces 4, the second body
Temperature sensor 2' is located at the surface on the top of the second heat-conducting metal pieces 4' and contacts with the surface on top, leads for detecting second
The second temperature that thermometal part 4' conducts after contacting user's skin.When user wears bracelet, the first heat-conducting metal pieces 4
The variation of direct-to-ground capacitance value and the capacitance variation of the second heat-conducting metal pieces 4' over the ground pass through on FPC 7 and PCB 8 side by side respectively
Communication line transmitting capacitance detecting chips 3 arranged side by side, it is thermally conductive that capacitance detecting chips 3 detect the first heat-conducting metal pieces 4 and second
The respective over the ground capacitance change of metalwork 4' is simultaneously transmitted separately to microprocessor 1.When microprocessor 1 receives the first temperature level
It is located at set temperature range in set temperature range, second temperature and respective capacitance change is respectively positioned on setting capacitor and becomes
When changing range, microprocessor 1 just will be considered that user's intact wearing bracelet, otherwise it is assumed that user does not wear or do not wear
Wear bracelet.Certainly, the arrangement of the quantity of ferromagnetism steel plate, the quantity of body temperature transducer and ferromagnetism steel plate in main body 10
Position is not limited to the implementation in the present embodiment, but conductive metal should be corresponded with body temperature transducer.
In the present embodiment, capacitance detecting chips 2 can use the capacitance touching control induction controller of Cypress, such as type
Chip or other kinds of detection chip number for CY8C4014, or are the PIC12LF1552T20 chip of Microchip,
Or the MSP430FR2512 or MSP430FR2522 chip etc. for TI.
The bracelet of the present embodiment, when user wears, the bottom end of heat-conducting metal pieces contacts user's skin, is passed by heat
It leads and user's body temperature is acquired by body temperature transducer, and human body is per se with charge, after human skin thermal contact conductance metalwork, meeting
Cause the capacitance variation of heat-conducting metal pieces over the ground, using capacitor close to principle of induction, capacitance detecting chips 3 detect thermally conductive gold
Whether the capacitance variation for belonging to part, be located at set temperature range according to collected temperature and whether capacitance variation is located at and sets
Capacitance variation range is determined to judge whether user wears bracelet, is improved and is worn accuracy in detection, and temperature check and pendant
Detection multiplexing heat-conducting metal pieces are worn, reduce bracelet internal structure design complexity, input cost is low, and small in size.
Finally, it should be noted that above embodiments are only to illustrate the technical solution of the utility model, rather than its limitations；
Although the utility model is described in detail with reference to the foregoing embodiments, those skilled in the art should understand that:
It is still possible to modify the technical solutions described in the foregoing embodiments, or part of technical characteristic is carried out etc.
With replacement；And these are modified or replaceed, various embodiments of the utility model technology that it does not separate the essence of the corresponding technical solution
The spirit and scope of scheme.
Claims (6)
1. a kind of bracelet, including watchband and main body, which is characterized in that be provided with microprocessor, capacitance detecting core in the main body
Piece, body temperature transducer and heat-conducting metal pieces, the capacitance detecting chips and body temperature transducer connect with the microprocessor communication
It connects；The bottom case of the main body offers through-hole；The heat-conducting metal pieces are fixed in the bottom case, and its bottom end passes through described lead to
Hole is exposed, and top is contacted with the body temperature transducer；The heat-conducting metal pieces and the capacitance detecting chips communicate to connect.
2. bracelet according to claim 1, which is characterized in that the quantity of the heat-conducting metal pieces is two, including interval
The first heat-conducting metal pieces and the second heat-conducting metal pieces being arranged；The quantity of the body temperature transducer is also two, including equal and institute
The first body temperature transducer and the second body temperature transducer of microprocessor communication connection are stated, the first body temperature transducer is led with described first
The tip contact of thermometal part, the tip contact of the second body temperature transducer and second heat-conducting metal pieces.
3. bracelet according to claim 2, which is characterized in that two heat-conducting metal pieces are set along the length interval of the main body
It sets.
4. bracelet according to claim 1, which is characterized in that the surface of the bottom end of the heat-conducting metal pieces and the main body
Bottom case outer surface maintain an equal level.
5. bracelet described in any one of -4 according to claim 1, which is characterized in that further include PCB and communicated to connect with PCB
FPC, the microprocessor, capacitance detecting chips and body temperature transducer are respectively provided on the pcb, the heat-conducting metal pieces patch
On the FPC.
6. bracelet described in any one of -4 according to claim 1, which is characterized in that further include display screen, the display screen is logical
It crosses display module to connect with the microprocessor communication, for showing the body temperature of user.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920295124.5U CN209711771U (en) | 2019-03-08 | 2019-03-08 | A kind of bracelet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920295124.5U CN209711771U (en) | 2019-03-08 | 2019-03-08 | A kind of bracelet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209711771U true CN209711771U (en) | 2019-12-03 |
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ID=68685786
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920295124.5U Active CN209711771U (en) | 2019-03-08 | 2019-03-08 | A kind of bracelet |
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| Country | Link |
|---|---|
| CN (1) | CN209711771U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111541803A (en) * | 2020-04-29 | 2020-08-14 | 维沃移动通信有限公司 | Electronic equipment |
| CN112929814A (en) * | 2020-12-29 | 2021-06-08 | 杭州中芯微电子有限公司 | UWB dresses label device suitable for indoor location |
-
2019
- 2019-03-08 CN CN201920295124.5U patent/CN209711771U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111541803A (en) * | 2020-04-29 | 2020-08-14 | 维沃移动通信有限公司 | Electronic equipment |
| CN112929814A (en) * | 2020-12-29 | 2021-06-08 | 杭州中芯微电子有限公司 | UWB dresses label device suitable for indoor location |
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