CN205484498U - Battery residual voltage detection circuitry , vehicle remote control key and vehicle intelligent key - Google Patents
Battery residual voltage detection circuitry , vehicle remote control key and vehicle intelligent key Download PDFInfo
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- CN205484498U CN205484498U CN201520655538.6U CN201520655538U CN205484498U CN 205484498 U CN205484498 U CN 205484498U CN 201520655538 U CN201520655538 U CN 201520655538U CN 205484498 U CN205484498 U CN 205484498U
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Abstract
The utility model provides a battery residual voltage detection circuitry, vehicle remote control key and vehicle intelligent key, detection circuitry wherein can detect the residual voltage of battery, when the residual voltage of battery is lower, can send alarm information through warning circuit, reminds the user in time to change the battery, avoids because the battery does not have the inconvenience that the electricity brought. And include this detection circuitry's vehicle remote control key or intelligent key, and can carry police dispatch to the driver when key battery power is low to accuse, let the driver in time change the battery, avoid the above -mentioned problem that appears, provide good driving experience for the driver.
Description
Technical field
This utility model belongs to the technical field of tripper, is specifically related to a kind of remaining battery voltage detecting circuit, remote control key and Vehicular intelligent key.
Background technology
Remote-control key utilizes function of wireless remote control, key key need not be inserted the key that just can open the door at a distance and lock a door in lockhole, bring great convenience, and its range of application is more and more wider.The most existing vehicle is typically equipped with remote-control key, and this is particularly useful for night and rainy day, it is not necessary to illuminating key hole, it is possible to enter vehicle.Along with the development of technology, remote-control key upgrades to Intelligent key.As long as carrying with Intelligent key, being in the range of vehicle can sense, car door just can identify the identity of driver automatically, directly unlocks.After entering vehicle, as long as touching one-key start button, vehicle low pressure just can be opened；If slamming brake and touching one-key start button, vehicle just can be with ignition trigger so that driver can enjoy the convenient life that intelligent science and technology is brought to the full.
But once remote-control key does not has electricity, vehicle just cannot unlock, if opened with standby key, the warning system of vehicle just starts.Without change have electricity remote-control key, the warning system of vehicle can respond always, and this brings very poor driving experience to driver, and if warning system responds the attention that also can disperse driver always, cause danger the most when driving.
And Intelligent key detects pairing in real time due to needs, so its power consumption relatively remote-control key wants big, its battery is shorter.When Intelligent key does not has electricity when, need to take out the mechanical key being hidden in Intelligent key.In order to ensure the attractive in appearance of Intelligent key, typically can ensconce inside Intelligent key by mechanical key, needing to pry open Intelligent key shell could take out.And keyhole is also all disposed within the position that comparison is hidden, typically below the handle for opening door rightmost side (Immobile part) of driver side, there is a little gap, under can being prized by its lid with key bit, at this moment it is seen that a keyhole.Finally Intelligent key is pressed close to sensor, slam brake, pin one-key start button, start electromotor.Whole process is the most loaded down with trivial details, brings the biggest inconvenience to driver.
Summary of the invention
For this, technical problem to be solved in the utility model is in smart machines more of the prior art, can not point out user battery dump energy in time, when battery dump energy deficiency, user can not take measures in advance, brings the biggest inconvenience to user after dead battery.
For solving above-mentioned technical problem, this utility model following technical scheme of offer:
A kind of remaining battery voltage detecting circuit, including:
Battery voltage acquisition circuit, gathers the residual voltage of described battery and exports；
Comparison circuit, including first input end, the second input and the first outfan；Described first input end receives described residual voltage；Described second input receives low pressure threshold；When described residual voltage is less than or equal to described low pressure threshold, described first outfan output low-voltage control signal；
Warning circuit, receives the signal of described comparison circuit output, when receiving described low-voltage control signal, sends low pressure alarming information.
Preferably, in above-mentioned remaining battery voltage detecting circuit, described comparison circuit also includes the 3rd input, receives and exhausts voltage threshold, described in exhaust voltage threshold less than described low pressure threshold；When exhausting voltage threshold described in described residual voltage is less than or equal to, described outfan output voltage exhausts control signal；
Described warning circuit, receives described voltage when exhausting control signal, sends voltage and exhaust warning message.
Preferably, in above-mentioned remaining battery voltage detecting circuit, described battery voltage acquisition circuit includes:
First gathers branch road, gathers the first residual voltage value of described battery；
Second gathers branch road, gathers the second residual voltage value of described battery；
Output branch road, including the 3rd input, four-input terminal and the second outfan, described 3rd input receives described first residual voltage value, and described four-input terminal receives described second residual voltage value；Smaller value is exported in described first residual voltage value and described second residual voltage value as residual voltage when difference between described first residual voltage value and described second residual voltage value is in preset range, on the contrary output the second control signal；
Described warning circuit, receives the signal of described output branch road output, when receiving described second control signal, sends fault alarm information.
Preferably, in above-mentioned remaining battery voltage detecting circuit, also include sample frequency control circuit, receive the signal of described comparison circuit output, when receiving described low-voltage control signal, output control signal controls described battery voltage acquisition circuit and gathers the residual voltage of described battery with first frequency；When receiving described voltage and exhausting control signal, output control signal controls described battery voltage acquisition circuit and gathers the residual voltage of described battery with second frequency；Otherwise, output control signal controls the described battery voltage acquisition circuit residual voltage with battery described in the 3rd frequency collection；Wherein, the 3rd frequency < first frequency < second frequency.
Preferably, in above-mentioned remaining battery voltage detecting circuit, described warning circuit, including light-emitting component；
Described warning circuit sends during low pressure alarming information described light-emitting component with the 4th frequency scintillation；
Described warning circuit sends voltage and exhausts during warning message described light-emitting component with the 5th frequency scintillation；
Described warning circuit sends described light-emitting component Chang Liang during fault alarm information.
Preferably, in above-mentioned remaining battery voltage detecting circuit, described warning circuit, also include speech play element；
Described warning circuit sends described speech play element during low pressure alarming information and plays voice messaging with the 6th frequency；
Described warning circuit sends voltage and exhausts during warning message described speech play element and play voice messaging with the 7th frequency；
Described warning circuit when sending fault alarm information described speech play element persistently play voice messaging.
Preferably, in above-mentioned remaining battery voltage detecting circuit, described warning circuit, including the light-emitting component that can send different colours light；
When described warning circuit sends low pressure alarming information, the first color light emitting element is luminous；
It is luminous that described warning circuit sends the second color light emitting element when voltage exhausts warning message；
When described warning circuit sends fault alarm information, the 3rd color light emitting element is luminous.
This utility model also provides for a kind of remote control key, including above-mentioned remaining battery voltage detecting circuit, for detecting the residual voltage of the battery in described remote-control key.
This utility model also provides for a kind of Vehicular intelligent key, including above-mentioned remaining battery voltage detecting circuit, for detecting the residual voltage of the battery in described Intelligent key.
Technique scheme of the present utility model has the advantage that compared to existing technology
(1) remaining battery voltage detecting circuit described in the utility model, remote control key and Vehicular intelligent key, the residual voltage of battery can be detected by testing circuit therein, when the residual voltage of battery is relatively low, warning circuit alert can be passed through, user is reminded to change battery in time, it is to avoid the inconvenience brought due to dead battery.And include remote control key or the Intelligent key of this testing circuit, it is possible to key battery electric quantity is low when, driver is sounded a warning, allow driver change battery in time, it is to avoid above-mentioned produced problem, provide good driving experience to driver.
(2) remaining battery voltage detecting circuit described in the utility model, remote control key and Vehicular intelligent key, alarm is carried out in the case of when will can also exhaust for battery electric quantity, if user changes battery battery electric quantity is low when the most in time, so when battery electric quantity will exhaust, may proceed to report to the police, point out user.
(3) remaining battery voltage detecting circuit described in the utility model, remote control key and Vehicular intelligent key, gathers branch road by two-way and gathers the residual voltage value of battery respectively, respectively obtain the first residual voltage value and the second residual voltage value.Purpose is to reduce sampling fault, two residual voltage values are carried out consistency desired result, if difference is in the reasonable scope, think that sampling does not has fault, using smaller value in the first residual voltage value and the second residual voltage value as residual voltage, otherwise warning circuit can send fault alarm information to point out user.
(4) remaining battery voltage detecting circuit described in the utility model, remote control key and Vehicular intelligent key, it is contemplated that battery electric quantity is limited, it is not necessary to Real-time Collection remaining battery magnitude of voltage.In the situation that cell voltage is higher, can be on startup, gather cell voltage, in the case of other, battery voltage acquisition circuit in a dormant state, cell voltage less than low pressure threshold time, remaining battery voltage acquisition is carried out with first frequency, at cell voltage less than when exhausting voltage threshold, carrying out remaining battery voltage acquisition with second frequency, so operation can save battery power further.
(5) remaining battery voltage detecting circuit described in the utility model, remote control key and Vehicular intelligent key, warning circuit includes light-emitting component, light-emitting component is the different or light of different colours by the frequency of flicker, send different warning messages, it is possible to point out user with very intuitive way.
(6) remaining battery voltage detecting circuit described in the utility model, remote control key and Vehicular intelligent key, warning circuit includes speech play element, speech play element is different by the frequency playing voice signal, send different warning messages, it is to avoid when user can't see light-emitting component, cannot learn that battery dump energy is not enough.
Accompanying drawing explanation
In order to make content of the present utility model be more likely to be clearly understood, below according to specific embodiment of the utility model and combine accompanying drawing, this utility model is described in further detail, wherein
Fig. 1 is the structured flowchart of remaining battery voltage detecting circuit described in one embodiment of this utility model；
Fig. 2 is the structured flowchart of remaining battery voltage detecting circuit described in another embodiment of this utility model；
Fig. 3 is the structured flowchart of remaining battery voltage detecting circuit described in the another embodiment of this utility model；
Fig. 4 is that this utility model includes the structured flowchart of remaining battery voltage detecting circuit described in the embodiment of sample frequency control circuit；
Fig. 5 a and 5b is the schematic diagram of the obverse and reverse of remote-control key or Intelligent key described in one embodiment of this utility model；
Fig. 6 is the schematic diagram that the logo edge of remote-control key or Intelligent key described in one embodiment of this utility model arranges light-emitting component.
Detailed description of the invention
The present embodiment provides a kind of remaining battery voltage detecting circuit, as it is shown in figure 1, include:
Battery voltage acquisition circuit 11, gathers the residual voltage of described battery and exports.
Comparison circuit 12, including first input end, the second input and the first outfan；Described first input end receives described residual voltage；Described second input receives low pressure threshold；When described residual voltage is less than or equal to described low pressure threshold, described first outfan output low-voltage control signal.Described low pressure threshold can be set according to the practical situation of battery, it is also possible to is freely set by user, such as, can be chosen as the 1 15 of battery capacity.
Warning circuit 13, receives the signal of described comparison circuit output, when receiving described low-voltage control signal, sends low pressure alarming information.
The residual voltage of battery can be detected, when the residual voltage of battery is relatively low by the testing circuit that the present embodiment provides, it is possible to by warning circuit alert, reminds user to change battery in time, it is to avoid the inconvenience brought due to dead battery.
Preferably, as in figure 2 it is shown, described comparison circuit 12 also includes the 3rd input, receive and exhaust voltage threshold, described in exhaust voltage threshold less than described low pressure threshold；When exhausting voltage threshold described in described residual voltage is less than or equal to, described outfan output voltage exhausts control signal.The described voltage threshold that exhausts can be set according to the practical situation of battery, it is also possible to is freely set by user, such as, can be chosen as 3 the percent of battery capacity.
Described warning circuit 13, receives described voltage when exhausting control signal, sends voltage and exhaust warning message.
The such scheme of the present embodiment, it is possible to carries out alarm for battery electric quantity in the case of when will exhaust, if user changes battery battery electric quantity is low when the most in time, then when battery electric quantity will exhaust, may proceed to report to the police, point out user.
Preferably, as it is shown on figure 3, described battery voltage acquisition circuit 11 includes:
First gathers branch road 111, gathers the first residual voltage value U of described battery1。
Second gathers branch road 112, gathers the second residual voltage value U of described battery2。
Output branch road 113, including the 3rd input, four-input terminal and the second outfan, described 3rd input receives described first residual voltage value, and described four-input terminal receives described second residual voltage value；Smaller value is exported in described first residual voltage value and described second residual voltage value as residual voltage when difference between described first residual voltage value and described second residual voltage value is in preset range, on the contrary output the second control signal.
Described warning circuit 13, receives the signal of described output branch road 133 output, when receiving described second control signal, sends fault alarm information.
The such scheme of the present embodiment gathers branch road by two-way and gathers the residual voltage value of battery respectively, purpose is to reduce sampling fault, two residual voltage values are carried out consistency desired result, if difference is in the reasonable scope, think that sampling does not has fault, using smaller value in the first residual voltage value and the second residual voltage value as residual voltage, otherwise warning circuit 13 can send fault alarm information to point out user.
Preferably, as shown in Figure 4, described remaining battery voltage detecting circuit, also include sample frequency control circuit 14, receive the signal of described comparison circuit 12 output, when receiving described low-voltage control signal, output control signal controls described battery voltage acquisition circuit 11 and gathers the residual voltage of described battery with first frequency；When receiving described voltage and exhausting control signal, output control signal controls described battery voltage acquisition circuit 11 and gathers the residual voltage of described battery with second frequency；Otherwise, output control signal controls the described battery voltage acquisition circuit 11 residual voltage with battery described in the 3rd frequency collection；Wherein, the 3rd frequency < first frequency < second frequency.Mainly limited in view of battery electric quantity, it is not necessary to Real-time Collection voltage.As a example by remote-control key or Intelligent key, in the case of cell voltage is higher, starting remote-control key or Intelligent key is unblanked when, gather cell voltage, other situations, battery voltage acquisition circuit dormancy can be made；When cell voltage is less than low pressure threshold, sample frequency can be set as 1 minute；At cell voltage less than when exhausting voltage threshold, set sample frequency as 5s.
It is further preferred that described warning circuit 13, including light-emitting component；Described warning circuit 13 sends during low pressure alarming information described light-emitting component with the 4th frequency scintillation；Described warning circuit 13 sends voltage and exhausts during warning message described light-emitting component with the 5th frequency scintillation；Described warning circuit 13 sends described light-emitting component Chang Liang during fault alarm information.As alternative scheme, described warning circuit 13, including the light-emitting component that can send different colours light；When described warning circuit 13 sends low pressure alarming information, the first color light emitting element is luminous；It is luminous that described warning circuit 13 sends the second color light emitting element when voltage exhausts warning message；When described warning circuit 13 sends fault alarm information, the 3rd color light emitting element is luminous.So can point out user with very intuitive way.
It is further preferred that described warning circuit 13, also include speech play element；Described warning circuit 13 sends described speech play element during low pressure alarming information and plays voice messaging with the 6th frequency；Described warning circuit 13 sends voltage and exhausts during warning message described speech play element and play voice messaging with the 7th frequency；Described warning circuit 13 when sending fault alarm information described speech play element persistently play voice messaging.Wherein, the 6th frequency can be identical with the 4th frequency, and the 7th frequency can be identical with the 5th frequency.Different by the frequency playing voice signal by speech play element, send different warning messages, it is to avoid when user can't see light-emitting component, cannot learn that battery dump energy is not enough.
The present embodiment also provides for a kind of remote control key, including above-mentioned remaining battery voltage detecting circuit, for detecting the residual voltage of the battery in described remote-control key.
The present embodiment also provides for a kind of Vehicular intelligent key, including above-mentioned remaining battery voltage detecting circuit, for detecting the residual voltage of the battery in described Intelligent key.
Such as Fig. 5 a and Fig. 5 b, light-emitting component 131 can be arranged at front and/or the reverse side of key, it is also possible to as shown in Figure 6, the edge at the logo of key arranges light-emitting component 131 and reminds.Remote control key or Intelligent key including testing circuit, it is possible to sound a warning driver key battery electric quantity is low when, allows driver change battery in time, it is to avoid the inconvenience that dead battery is brought, provides good driving experience to driver.
Although being described in conjunction with the accompanying embodiment of the present utility model, but those skilled in the art can various modification can be adapted and modification in the case of without departing from spirit and scope of the present utility model, within the scope of such amendment and modification each fall within and be defined by the appended claims.
Claims (9)
1. a remaining battery voltage detecting circuit, it is characterised in that including:
Battery voltage acquisition circuit, gathers the residual voltage of described battery and exports；
Comparison circuit, including first input end, the second input and the first outfan；Described first input end receives described residual voltage；Described second input receives low pressure threshold；When described residual voltage is less than or equal to described low pressure threshold, described first outfan output low-voltage control signal；
Warning circuit, receives the signal of described comparison circuit output, when receiving described low-voltage control signal, sends low pressure alarming information.
Remaining battery voltage detecting circuit the most according to claim 1, it is characterised in that:
Described comparison circuit also includes the 3rd input, receives and exhausts voltage threshold, described in exhaust voltage threshold less than described low pressure threshold；When exhausting voltage threshold described in described residual voltage is less than or equal to, described outfan output voltage exhausts control signal；
Described warning circuit, receives described voltage when exhausting control signal, sends voltage and exhaust warning message.
Remaining battery voltage detecting circuit the most according to claim 2, it is characterised in that:
Described battery voltage acquisition circuit includes:
First gathers branch road, gathers the first residual voltage value of described battery；
Second gathers branch road, gathers the second residual voltage value of described battery；
Output branch road, including the 3rd input, four-input terminal and the second outfan, described 3rd input receives described first residual voltage value, and described four-input terminal receives described second residual voltage value；Smaller value is exported in described first residual voltage value and described second residual voltage value as residual voltage when difference between described first residual voltage value and described second residual voltage value is in preset range, on the contrary output the second control signal；
Described warning circuit, receives the signal of described output branch road output, when receiving described second control signal, sends fault alarm information.
Remaining battery voltage detecting circuit the most according to claim 3, it is characterised in that also include:
Sample frequency control circuit, receives the signal of described comparison circuit output, and when receiving described low-voltage control signal, output control signal controls described battery voltage acquisition circuit and gathers the residual voltage of described battery with first frequency；When receiving described voltage and exhausting control signal, output control signal controls described battery voltage acquisition circuit and gathers the residual voltage of described battery with second frequency；Otherwise, output control signal controls the described battery voltage acquisition circuit residual voltage with battery described in the 3rd frequency collection；Wherein, the 3rd frequency < first frequency < second frequency.
5. according to the arbitrary described remaining battery voltage detecting circuit of claim 1-4, it is characterised in that:
Described warning circuit, including light-emitting component；
Described warning circuit sends during low pressure alarming information described light-emitting component with the 4th frequency scintillation；
Described warning circuit sends voltage and exhausts during warning message described light-emitting component with the 5th frequency scintillation；
Described warning circuit sends described light-emitting component Chang Liang during fault alarm information.
Remaining battery voltage detecting circuit the most according to claim 5, it is characterised in that:
Described warning circuit, also includes speech play element；
Described warning circuit sends described speech play element during low pressure alarming information and plays voice messaging with the 6th frequency；
Described warning circuit sends voltage and exhausts during warning message described speech play element and play voice messaging with the 7th frequency；
Described warning circuit when sending fault alarm information described speech play element persistently play voice messaging.
7. according to the arbitrary described remaining battery voltage detecting circuit of claim 1-4, it is characterised in that:
Described warning circuit, including the light-emitting component that can send different colours light；
When described warning circuit sends low pressure alarming information, the first color light emitting element is luminous；
It is luminous that described warning circuit sends the second color light emitting element when voltage exhausts warning message；
When described warning circuit sends fault alarm information, the 3rd color light emitting element is luminous.
8. a remote control key, it is characterised in that include the remaining battery voltage detecting circuit described in any one of claim 1-7, for detecting the residual voltage of the battery in described remote-control key.
9. a Vehicular intelligent key, it is characterised in that include the remaining battery voltage detecting circuit described in any one of claim 1-7, for detecting the residual voltage of the battery in described Intelligent key.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520655538.6U CN205484498U (en) | 2015-08-27 | 2015-08-27 | Battery residual voltage detection circuitry , vehicle remote control key and vehicle intelligent key |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201520655538.6U CN205484498U (en) | 2015-08-27 | 2015-08-27 | Battery residual voltage detection circuitry , vehicle remote control key and vehicle intelligent key |
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| CN205484498U true CN205484498U (en) | 2016-08-17 |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106437310A (en) * | 2016-09-27 | 2017-02-22 | 夏换 | Wireless charging electronic door lock and door applying wireless charging electronic door lock |
| CN107044224A (en) * | 2017-01-20 | 2017-08-15 | 贵州财经大学 | Electronic lock and door with automatic charge device |
| CN110927608A (en) * | 2019-11-28 | 2020-03-27 | 杭州迪普科技股份有限公司 | Battery state detection device |
| CN112927395A (en) * | 2019-12-06 | 2021-06-08 | 观致汽车有限公司 | Electric quantity prompting system of vehicle electronic key, electric quantity prompting method of vehicle electronic key and vehicle |
-
2015
- 2015-08-27 CN CN201520655538.6U patent/CN205484498U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106437310A (en) * | 2016-09-27 | 2017-02-22 | 夏换 | Wireless charging electronic door lock and door applying wireless charging electronic door lock |
| CN107044224A (en) * | 2017-01-20 | 2017-08-15 | 贵州财经大学 | Electronic lock and door with automatic charge device |
| CN107044224B (en) * | 2017-01-20 | 2019-07-05 | 贵州财经大学 | Electronic lock and door with automatic charge device |
| CN110927608A (en) * | 2019-11-28 | 2020-03-27 | 杭州迪普科技股份有限公司 | Battery state detection device |
| CN112927395A (en) * | 2019-12-06 | 2021-06-08 | 观致汽车有限公司 | Electric quantity prompting system of vehicle electronic key, electric quantity prompting method of vehicle electronic key and vehicle |
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Effective date of registration: 20180517 Address after: No. 188, Miyun District, Miyun District, Beijing, Beijing Patentee after: Beijing treasure Car Co.,Ltd. Address before: 102206, Beijing, Shahe Town, Changping District Road, sand Yang Patentee before: BEIQI FOTON MOTOR Co.,Ltd. |
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Address after: No. 188, Miyun District, Miyun District, Beijing, Beijing Patentee after: Beijing baowo Automobile Co.,Ltd. Country or region after: China Address before: No. 188, Miyun District, Miyun District, Beijing, Beijing Patentee before: Beijing treasure Car Co.,Ltd. Country or region before: China |
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Effective date of registration: 20240206 Address after: 102206, Beijing, Shahe, Changping District Town, Sha Yang Road, Lao Wan Village North Patentee after: BEIQI FOTON MOTOR Co.,Ltd. Country or region after: China Address before: No. 188, Miyun District, Miyun District, Beijing, Beijing Patentee before: Beijing baowo Automobile Co.,Ltd. Country or region before: China |
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