CN207772804U - A kind of spherical shape tire pressure sensing device and tire pressure monitoring system - Google Patents
A kind of spherical shape tire pressure sensing device and tire pressure monitoring system Download PDFInfo
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- CN207772804U CN207772804U CN201721806900.0U CN201721806900U CN207772804U CN 207772804 U CN207772804 U CN 207772804U CN 201721806900 U CN201721806900 U CN 201721806900U CN 207772804 U CN207772804 U CN 207772804U
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- tire pressure
- sphere
- sensing device
- pressure sensing
- interior spheroid
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Abstract
The utility model discloses a kind of spherical tire pressure sensing device and tire pressure monitoring systems, its sensing device includes power supply, sensor, circuit board, transmitting antenna and sphere, wherein, the power supply, the sensor, the circuit board and the transmitting antenna are installed in the sphere, and the spherome surface is provided with the venthole with the sensor conducts.The sphere includes：Outer sphere, inside are formed with accommodating chamber, and, interior spheroid is roly-poly type structure, and its radial dimension is less than the accommodating chamber, the interior spheroid is movably set in the accommodating chamber, and the power supply, the sensor, the circuit board and the transmitting antenna are installed in inside the interior spheroid.The vertical line when interior spheroid is in equilibrium state by its center of gravity is balanced line.The transmitting antenna is annular shape, and the vertical line of plane where annulus is parallel with the balanced line.It can be directly placed in tire, be not required to installation action, it is very efficient and convenient.
Description
Technical field
The utility model is related to vehicle tires monitoring system field, especially a kind of spherical tire pressure sensing device and tire
Pressure monitoring system.
Background technology
System for monitoring pressure in tyre (TPMS) is the safety monitored in real time to information such as tire pressure, the temperature of vehicle
Device.It directly measures air pressure, temperature and the battery capacity of tire using the sensor mounted on each wheel tyre cavity, works as wheel
Air pressure less than main engine plants recommend tire cold conditions pressure 25%, or less than the pressure listed in regulation minimum value when,
TPMS warning reminding drivers.The security performance of high vehicle speeds is improved with this, is reduced to the maximum extent quick-fried on highway
Tire accident.The sensing device of existing monitoring system is typically mounted on the valve cock of tire, and installation is complex.
Invention content
The purpose of this utility model is to provide a kind of spherical tire pressure sensing device and tire pressure monitoring system, can directly place
In tire, it is not required to installation action, it is efficient and convenient.
The technical scheme that the utility model is provided is as follows：A kind of spherical shape tire pressure sensing device, including power supply, sensor, electricity
Road plate and transmitting antenna, further comprise：Sphere, wherein
The power supply, sensor, circuit board and transmitting antenna are installed in the sphere, the spherome surface setting
There is the venthole with the sensor conducts.
The technical program, setting the shape of sensing device to spherical shape can freely roll, and make under its own gravity drive
Its position maintains near at the minimum point in tire, so ensure the relative position of sensing device and tire remain unchanged or
Small change amplitude, measuring state is kept more to stablize.
Preferably, the sphere includes：
Outer sphere, inside are formed with accommodating chamber, and,
Interior spheroid is roly-poly type structure, and its radial dimension is less than the accommodating chamber, and the interior spheroid is movably set in
In the accommodating chamber, the power supply, sensor, circuit board and transmitting antenna are installed in inside the interior spheroid.
The technical program, sphere are double spherical structures of suit, and interior spheroid can be movable in outer sphere, and it is tumbler knot
Structure so that it is swung near equilibrium state always there are one the trend for the state that restores balance always on the vertical direction of interior spheroid,
It can make sensor circuit board aerial position always towards a fixed-direction.
Preferably, the vertical line when interior spheroid is in equilibrium state by its center of gravity is balanced line.The transmitting day
Line is annular shape, and the vertical line of plane where annulus is parallel with the balanced line.
The technical program, when interior spheroid is when inside tires are rotated relative to its balanced line, moreover it is possible to ensure antenna launch angle
Constant, which should be adapted with the receiver in monitoring system, can effectively improve signal strength and stability.
Preferably, several balls are placed between the outer sphere and the interior spheroid.
The technical program, interior spheroid are rolled by rolling friction in outer sphere, it is possible to reduce interior spheroid is in outer sphere
Movable resistance is able to be restored to equilibrium state faster, and the direction of transmitting antenna may make to change smaller.
Specifically, the inner surface that the ball is uniformly installed in the accommodating chamber forms spherical surface.
Specifically, the interior spheroid includes counterweight part and encapsulation part, the quality of the counterweight part is more than the encapsulation part, and
The volume of the counterweight part is less than the encapsulation part；Wherein,
The power supply, the sensor, the circuit board and the transmitting antenna are encapsulated into the encapsulation part.
Specifically, the sphere is two parts without the plane separation of the centre of sphere, the wherein larger part of volume is institute
Encapsulation part is stated, the part of small volume is the counterweight part.
A kind of tire pressure monitoring system is also disclosed in the utility model, be suitable for include tire transfer tool, including it is above-mentioned
Spherical tire pressure sensing device, the spherical shape tire pressure sensing device are located in the tire.
A kind of spherical tire pressure sensing device and tire pressure monitoring system provided by the utility model, can bring following at least one
Kind advantageous effect：
1, the shape of sensing device is designed as spherical shape, its position is made to maintain in tire under its own gravity drive
Near at minimum point, and then ensure that the relative position of sensing device and tire remains unchanged or keep small change amplitude,
Measuring state is more stablized.
2, sphere is double spherical structures of suit, and interior spheroid can be movable in outer sphere, and it is tumbler structure so that interior
It is swung near equilibrium state always on the vertical direction of sphere, and interior spheroid is designed as to circular ring shape parallel to the ground, it can
It is effective to improve signal strength and stability to ensure that antenna launch angle is constant or keep small change amplitude.
3, interior spheroid is rolled by rolling friction in outer sphere, it is possible to reduce interior spheroid movable resistance in outer sphere
Power is able to be restored to equilibrium state faster, and the direction of transmitting antenna may make to change smaller.
Description of the drawings
Below by a manner of clearly understandable, preferred embodiment is described with reference to the drawings, to a kind of spherical tire pressure sensing dress
It sets and above-mentioned characteristic, technical characteristic, advantage and its realization method of tire pressure monitoring system is further described.
Fig. 1 is the planar structure schematic diagram of spherical tire pressure sensing device.
Fig. 2 is that spherical tire pressure sensing device is placed in working state schematic representation in tire.
Drawing reference numeral explanation：100, spherical tire pressure sensing device, 101, power supply, 110, circuit board, 120, transmitting antenna,
130, sensor, 200, outer sphere, 210, venthole, 300, interior spheroid, 310, counterweight part, 320, encapsulation part, 400, ball,
500, tire, 510, wheel hub.
Specific implementation mode
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, attached drawing will be compareed below
Illustrate specific embodiment of the present utility model.It should be evident that the accompanying drawings in the following description is only the one of the utility model
A little embodiments for those of ordinary skill in the art without creative efforts, can also be according to these
Attached drawing obtains other attached drawings, and obtains other embodiments.
To make simplified form, in each figure only schematically show with the relevant part of the utility model, they are simultaneously
Its practical structures as product is not represented.
Embodiment one
As shown in Figure 1, the utility model discloses a kind of spherical tire pressure sensing device, including power supply 101, sensor 130, electricity
Road plate 110 and transmitting antenna 120 and sphere.
Power supply 101, sensor 130, circuit board 110 and transmitting antenna 120 are installed in sphere, and sensor 130 connects
In the circuit for entering circuit board 110, power supply 101 is electrically connected with the power input of the processing circuit on circuit board 110 to be supplied
Electricity, transmitting antenna 120 are electrically connected with the metrical information of transmission sensor 130 with the processing circuit output end on circuit board 110, pass
Sensor 130 can also have measuring temperature function in addition to having and measuring pressure functional, and spherome surface is provided with to be connected with sensor 130
Venthole 210 environment and sensor 130 conducting in tire to be convenient for measuring.
The shape of spherical tire pressure sensing device be set as can free rolling spherical structure, it can directly be placed such as tire
In, as shown in Fig. 2, spherical tire pressure sensing device 100 is located in the space of tire 500 and wheel hub 510, in tire rotary course
In, allow its position by rolling near at the minimum point maintained in tire under its own gravity drive, and then ensure
The relative position of sensing device and tire remains unchanged or keeps small change amplitude, measuring state more to stablize.
Embodiment two
On the basis of embodiment one, as shown in Figure 1, sphere includes outer sphere 200 and interior spheroid 300, outer sphere 200 is
One ghost, inside are formed with accommodating chamber, and interior spheroid 300 is roly-poly type structure, and its radial dimension is less than accommodating chamber, interior spheroid
300 are movably set in accommodating chamber, and in power supply 101, sensor 130, circuit board 110 and transmitting antenna 120 be installed in
Inside sphere 300.Vertical line when interior spheroid 300 is in stable state by its center of gravity is balanced line, i.e. interior spheroid is in equilibrium-like
The balanced line is directed vertically to ground when state, forced direction of attaching most importance to, namely during tyre rotation, 300 meeting of interior spheroid
Maintain balanced line vertical always or close to vertical state.It is larger that this can ensure that the direction of transmitting antenna 120 will not emit
Variation.It is further preferred that transmitting antenna 120 is annular shape, and the vertical line of plane where annulus is parallel with balanced line.In then
Sphere 300 is when inside tires are rotated relative to its balanced line, moreover it is possible to ensure that antenna launch angle is constant, which should be with prison
Receiver in examining system is adapted, and can effectively improve signal strength and stability.
Exemplary, interior spheroid is divided into two parts by the plane without the centre of sphere, and the wherein larger part of volume is encapsulation
The part in portion 320, small volume is counterweight part 310, and the quality of counterweight part 310 is more than encapsulation part 320, then interior spheroid is formed
One tumbler structure, center of gravity are located at the lower section of the centre of sphere under placement state in Fig. 1, then so that sphere is disturbed in tyre rotation
When, interior spheroid 300 has the movement tendency for restoring center of gravity in extreme lower position, and then drives transmitting antenna thereon to specified angle.
Similar, encapsulation part 320 and counterweight part 310 can be not limited in interior spheroid is divided into two by the plane without the centre of sphere
The dividing mode divided, the quality that need to only meet counterweight part 310 is more than encapsulation part 320, and the volume of counterweight part 310 is less than encapsulation part
320, so that it may which to form tumbler structure, encapsulation part 320 is formed for plastic packaging, can be by power supply 101, sensor during plastic packaging
130, circuit board 110 and transmitting antenna 120 are packaged in inside it.
Embodiment three
On the basis of embodiment two, several balls 400 are placed between outer sphere 200 and interior spheroid 300.Interior spheroid
300 are rolled by rolling friction in outer sphere 200, it is possible to reduce the movable resistance in outer sphere 200 of interior spheroid 300 obtains
To be restored to equilibrium state faster, the direction of transmitting antenna 120 may make to change smaller.Illustratively, ball 400 can be uniform
The inner surface for being installed in accommodating chamber forms spherical surface.
A kind of tire pressure monitoring system is also disclosed in the utility model, includes the spherical tire pressure sensing of previous embodiment one, two, three
Device, spherical tire pressure sensing device are located in tire, can be adapted for include tire transfer tool.
It should be noted that above-described embodiment can be freely combined as needed.The above is only the utility model
Preferred embodiment, it is noted that for those skilled in the art, do not departing from the utility model principle
Under the premise of, several improvements and modifications can also be made, these improvements and modifications also should be regarded as the scope of protection of the utility model.
Claims (8)
1. a kind of spherical shape tire pressure sensing device, including power supply, sensor, circuit board and transmitting antenna；It is characterized in that, into one
Step includes：Sphere, wherein
The power supply, the sensor, the circuit board and the transmitting antenna are installed in the sphere, the sphere
Surface is provided with the venthole with the sensor conducts.
2. spherical shape tire pressure sensing device according to claim 1, which is characterized in that the sphere includes：
Outer sphere, inside are formed with accommodating chamber, and,
Interior spheroid is roly-poly type structure, and its radial dimension is less than the accommodating chamber, and the interior spheroid is movably set in described
In accommodating chamber, the power supply, the sensor, the circuit board and the transmitting antenna are installed in inside the interior spheroid.
3. spherical shape tire pressure sensing device according to claim 2, which is characterized in that when the interior spheroid is in equilibrium state
Vertical line by its center of gravity is balanced line；
The transmitting antenna is annular shape, and the vertical line of plane where annulus is parallel with the balanced line.
4. spherical shape tire pressure sensing device according to claim 2, which is characterized in that the outer sphere and the interior spheroid it
Between be placed with several balls.
5. spherical shape tire pressure sensing device according to claim 4, which is characterized in that the ball is uniformly installed in the appearance
Receive chamber inner surface formed spherical surface.
6. according to any spherical tire pressure sensing devices of claim 2-5, which is characterized in that the interior spheroid includes counterweight
The quality of portion and encapsulation part, the counterweight part is more than the encapsulation part, and the volume of the counterweight part is less than the encapsulation part；Its
In,
The power supply, the sensor, the circuit board and the transmitting antenna are encapsulated into the encapsulation part.
7. spherical shape tire pressure sensing device according to claim 6, which is characterized in that the sphere is by without the flat of the centre of sphere
Face is divided into two parts, and the wherein larger part of volume is the encapsulation part, and the part of small volume is the counterweight part.
8. a kind of tire pressure monitoring system, suitable for including the transfer tool of tire, which is characterized in that including according to claim 1-
7 any spherical tire pressure sensing devices, the spherical shape tire pressure sensing device are located in the tire.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721806900.0U CN207772804U (en) | 2017-12-21 | 2017-12-21 | A kind of spherical shape tire pressure sensing device and tire pressure monitoring system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721806900.0U CN207772804U (en) | 2017-12-21 | 2017-12-21 | A kind of spherical shape tire pressure sensing device and tire pressure monitoring system |
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| CN207772804U true CN207772804U (en) | 2018-08-28 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107914529A (en) * | 2017-12-21 | 2018-04-17 | 上海为彪汽配制造有限公司 | A kind of spherical tire pressure sensing device and tire pressure monitoring system |
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2017
- 2017-12-21 CN CN201721806900.0U patent/CN207772804U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107914529A (en) * | 2017-12-21 | 2018-04-17 | 上海为彪汽配制造有限公司 | A kind of spherical tire pressure sensing device and tire pressure monitoring system |
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