CN203472440U - Car and tire pressure compensation device for same - Google Patents
Car and tire pressure compensation device for same Download PDFInfo
- Publication number
- CN203472440U CN203472440U CN201320440712.6U CN201320440712U CN203472440U CN 203472440 U CN203472440 U CN 203472440U CN 201320440712 U CN201320440712 U CN 201320440712U CN 203472440 U CN203472440 U CN 203472440U
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- Prior art keywords
- tire
- automobile
- air
- compensating device
- tire pressure
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60C—VEHICLE TYRES; TYRE INFLATION; TYRE CHANGING; CONNECTING VALVES TO INFLATABLE ELASTIC BODIES IN GENERAL; DEVICES OR ARRANGEMENTS RELATED TO TYRES
- B60C23/00—Devices for measuring, signalling, controlling, or distributing tyre pressure or temperature, specially adapted for mounting on vehicles; Arrangement of tyre inflating devices on vehicles, e.g. of pumps or of tanks; Tyre cooling arrangements
- B60C23/10—Arrangement of tyre-inflating pumps mounted on vehicles
- B60C23/12—Arrangement of tyre-inflating pumps mounted on vehicles operated by a running wheel
- B60C23/131—Arrangement of tyre-inflating pumps mounted on vehicles operated by a running wheel activated by force of gravity
Abstract
The utility model discloses a tire pressure compensation device for a car. The tire pressure compensation device comprises an air pressure detector, an air inflation mechanism and a controller, wherein the air pressure detector is used for detecting the air pressure of a tire in a wheel of the car; the air inflation mechanism is connected with the tire and comprises at least one air cylinder, and the air cylinder is used for charging air into the tire; the controller is connected with the air pressure detector, the controller is used for transmitting a prompting message to a car driver when the air pressure of the tire detected by the air pressure detector is lower than a preset air pressure threshold value, the car can be controlled by the car driver to enter an automatic tire inflation mode according to the prompting message, and the air cylinder begins to charge the air into the tire. When the air pressure of the car tire is lower than the set value, the tire can be controlled to be automatically inflated, so that the problem that the car tire needs to be periodically inflated can be solved, convenience can be brought to the user, the convenience and usability in operation can be improved, and the reliability in driving safety can be greatly improved. The utility model also discloses a car.
Description
Technical field
The utility model relates to automobile technical field, particularly a kind of tire pressure compensating device for automobile and have the automobile of this device.
Background technology
The kind of existing motor tire is a lot, and wherein, inflatable tyres, because of its reliability, traveling comfort and excellent cost performance, has accounted for absolute predominance in tire market.But existing inflatable tyres needs regularly inflation to guarantee the stable of pressure of tire, if otherwise in the way of travelling tire pressure too low, will cause very large potential safety hazard to running car, harm personal safety as well as the property safety.
Utility model content
The purpose of this utility model is intended to solve at least to a certain extent above-mentioned technological deficiency.
For this reason, an object of the present utility model is to propose a kind of tire pressure compensating device for automobile, should can utilize for the tire pressure compensating device of automobile the rotation of automobile to do work with to tyre inflating, guarantees that pressure of tire is stable, guarantees driving safety.
Another object of the present utility model is to propose a kind of automobile with above-mentioned tire pressure compensating device.
For achieving the above object, a kind of tire pressure compensating device for automobile that the utility model proposes on the one hand, comprising: for detection of the gas pressure detector of the air pressure of tire in the wheel of automobile; Inflation mechanism, described inflation mechanism is connected with described tire, and described inflation mechanism comprises at least one cylinder, and described cylinder is inflated in described tire; The air pressure that described tire detected at described gas pressure detector sends the controller of information during lower than default air pressure threshold value to automobile driver, described controller is connected with described gas pressure detector, described automobile driver is controlled described automobile according to described information and is entered automatic tyre air inflation pattern, and described cylinder starts to inflate in described tire.
According to the tire pressure compensating device the utility model proposes, by gas pressure detector, detect the air pressure of tire, at tire pressure during lower than default air pressure threshold value, controller prompting automobile driver is controlled automobile and is entered automatic tyre air inflation pattern, thereby utilize piston gravity and the spring force of cylinder, in running car, by vehicle rotary, do work to tyre inflating, guarantee that pressure of tire is stable, guarantee driving safety.Therefore, the utility model, without finding special gas filled device, has solved motor tire and has needed the regularly problem of inflation, has brought comfort feature and the ease for use that has simultaneously improved easily vehicle performance to user, and the reliability that has improved vehicle driving safety.
Wherein, at described automobile, enter after described automatic tyre air inflation pattern, the speed of a motor vehicle of described automobile remains on pre-set velocity scope.Particularly, described pre-set velocity scope can be 57-63Km/h.
Preferably, described cylinder comprises piston and the elastic component being connected with described piston, and described piston utilizes the weight of described elastic component and piston to realize back and forth movement to inflate in described tire.Wherein, described elastic component can be spring.
Preferably, described inflation mechanism also comprises inflatable component, and described inflatable component is connected with described cylinder, and described inflatable component comprises: air outlet valve, and described air outlet valve is arranged among described tire; And air inlet valve, described air inlet valve is arranged in described cylinder.
Further, described tire pressure compensating device, also comprises: air-in screen, described air-in screen is arranged on the admission port place of described air inlet valve.
For achieving the above object, the utility model has also proposed a kind of automobile on the other hand, comprises the tire pressure compensating device for automobile as above.
According to the automobile the utility model proposes, utilize tire pressure compensating device can realize the automatic inflating of motor tire, thereby without finding gas-filling station, solve motor tire and needed the regularly problem of inflation, when bringing convenience to user, improved comfort feature and the ease for use of vehicle performance, and the reliability that has improved vehicle driving safety.
The aspect that the utility model is additional and advantage in the following description part provide, and part will become obviously from the following description, or recognize by practice of the present utility model.
Accompanying drawing explanation
Above-mentioned and/or the additional aspect of the utility model and advantage will become from the following description of the accompanying drawings of embodiments and obviously and easily understand, wherein:
Fig. 1 is the wheel schematic diagram of automobile;
Fig. 2 is according to the structural representation of the tire pressure compensating device for automobile of the utility model embodiment;
Fig. 3 is according to the structural representation of the inflation mechanism of the tire pressure compensating device for automobile of an embodiment of the utility model;
Fig. 4 is the schematic diagram in the position of wheel according to the cylinder of the tire pressure compensating device for automobile of an embodiment of the utility model;
The stressed schematic diagram of Fig. 5 when tire being inflated according to the inflation mechanism of the tire pressure compensating device for automobile of a specific embodiment of the utility model; And
Fig. 6 is according to the structural representation of the automobile of the utility model embodiment.
The specific embodiment
Describe embodiment of the present utility model below in detail, the example of described embodiment is shown in the drawings, and wherein same or similar label represents same or similar element or has the element of identical or similar functions from start to finish.Below by the embodiment being described with reference to the drawings, be exemplary, only for explaining the utility model, and can not be interpreted as restriction of the present utility model.
Disclosing below provides many different embodiment or example to be used for realizing different structure of the present utility model.Of the present utility model open in order to simplify, hereinafter the parts of specific examples and setting are described.Certainly, they are only example, and object does not lie in restriction the utility model.In addition, the utility model can be in different examples repeat reference numerals and/or letter.This repetition is in order to simplify and object clearly, itself do not indicate the relation between discussed various embodiment and/or setting.In addition, the various specific technique that the utility model provides and the example of material, but those of ordinary skills can recognize the property of can be applicable to of other techniques and/or the use of other materials.In addition, First Characteristic described below Second Characteristic it " on " structure can comprise that the first and second Characteristics creations are for the direct embodiment of contact, also can comprise the embodiment of other Characteristics creation between the first and second features, such the first and second features may not be direct contacts.
In description of the present utility model, it should be noted that, unless otherwise prescribed and limit, term " installation ", " being connected ", " connection " should be interpreted broadly, for example, can be mechanical connection or electrical connection, also can be the connection of two element internals, can be to be directly connected, and also can indirectly be connected by intermediary, for the ordinary skill in the art, can understand as the case may be the concrete meaning of above-mentioned term.
With reference to description and accompanying drawing below, by these and other aspects of clear embodiment of the present utility model.In these descriptions and accompanying drawing, specifically disclose some specific implementations in embodiment of the present utility model, represent to implement some modes of the principle of embodiment of the present utility model, but should be appreciated that the scope of embodiment of the present utility model is not limited.On the contrary, embodiment of the present utility model comprises spirit and all changes within the scope of intension, modification and the equivalent that falls into additional claims.
Describe with reference to the accompanying drawings according to the utility model embodiment, propose for the tire pressure compensating device of automobile and the automobile with this tire pressure compensating device.
First the wheel of automobile is once described, the wheel schematic diagram that wherein Fig. 1 is automobile.As shown in Figure 1, the wheel of automobile comprises tire 20 and wheel hub 10, and wheel hub 10 is positioned at the exterior feature of tire 20, for support tire 20.
Fig. 2 is according to the structural representation of the tire pressure compensating device for automobile of the utility model embodiment.As shown in Figure 2, should comprise gas pressure detector 40, inflation mechanism 30, controller 50 for the tire pressure compensating device of automobile.Wherein, gas pressure detector 40 is for detection of the air pressure of tire 20 in the wheel of automobile, gas pressure detector 40 can comprise at least one pressure sensor, for example can one or more pressure sensors be set at each wheel of automobile, to gather the tire air pressure information of each wheel, or have on the automobile of tire pressure monitoring function, directly gather the pressure of tire information that CAN bus is transmitted.Inflation mechanism 30 is connected with tire 20, and as shown in Figure 3 or Figure 4, inflation mechanism 30 comprises at least one cylinder 31, and cylinder 31 is for to the interior inflation of tire 20.Wherein, in an embodiment of the present utility model, as shown in Figure 4, the cylinder 31 in inflation mechanism 30 can be two, and the center of circle of relative wheel arranges.
As shown in Figure 2, controller 50 is connected with gas pressure detector 40, controller 50 is for air pressure that tire 20 detected at gas pressure detector 40 during lower than default air pressure threshold value, to automobile driver, send information, automobile driver is controlled automobile according to information and is entered automatic tyre air inflation pattern, and cylinder 31 starts to the interior inflation of tire 20.Wherein, controller 50 can be ECU (Electronic Control Unit, electronic control unit), and information can be sent by sound and light prompt end, feeds back to chaufeur, and prompting chaufeur carries out corresponding control to automobile.
Particularly, in an embodiment of the present utility model, at automobile, enter after automatic tyre air inflation pattern, the speed of a motor vehicle of automobile remains on pre-set velocity scope.Wherein, pre-set velocity scope can be 57-63Km/h.
As shown in Figure 3, cylinder 31 comprises piston 312 and the elastic component 311 being connected with piston 312, and piston 312 utilizes the weight of elastic component 311 and piston 312 to realize back and forth movement with to the interior inflation of tire 20.Wherein, elastic component 311 can be spring.
Further, as shown in Figure 3, inflation mechanism 30 also comprises inflatable component 32, inflatable component 32 is connected with cylinder 31, and wherein, inflatable component 32 comprises air outlet valve 322 and air inlet valve 321, air outlet valve 322 is arranged among tire 20, and air inlet valve 321 is arranged in cylinder 31.
Preferably, in an embodiment of the present utility model, as shown in Figure 3, tire pressure compensating device also comprises air-in screen 33, and air-in screen 33 is arranged on the admission port place of air inlet valve 321, for the impurity in filtering gas replenishment process gas.
In embodiment of the present utility model, when gas pressure detector 40 tire pressure that for example pressure sensor detects tire 20 is during lower than default air pressure threshold value, ECU will send information to automobile driver by sound and/or light prompt end, automobile driver judges current road conditions, if current road conditions are better, will control automobile and enter automatic tyre air inflation pattern, for example control automobile and enter cruise mode, the speed of a motor vehicle of automobile is constant under the speed of a certain requirement, for example remain on 57-63Km/h scope, cylinder 31 is started working, piston 312 does work by crank motion, give tire 20 inflations.When tire pressure meets setting value and is full of, ECU will send information to automobile driver, and chaufeur can be controlled automobile and depart from inflated condition, freely travels.Therefore, the tire pressure compensating device of the utility model embodiment can meet under the situation of pressure of tire deficiency, without finding special gas filled device, in running car, give voluntarily tyre inflating, thereby the tire pressure that guarantees tire is stable, improved comfort feature and the ease for use of vehicle performance, and the reliability that has improved vehicle driving safety.
The stressed schematic diagram of Fig. 5 when tire being inflated according to the inflation mechanism of the tire pressure compensating device for automobile of a specific embodiment of the utility model.As shown in Figure 5, inflation mechanism 30 is stressed also different when diverse location, here, gets two exemplary position and analyzes.
Conventionally the normal range of the pressure of tire of automobile is 2.3-2.7kg/cm
2, adopting general unit is 0.23-0.27MPa.Wherein, if the tire pressure of front and back wheel is segmented, front-wheel is 2.3-2.5kg/cm
2, trailing wheel is 2.5-2.7kg/cm
2.And the automobile of certain model of take is example, its tire size is 195/60/R15 88H, and known after converting, diameter of tyres is 615mm, and hub diameter is 381mm.
When inflation mechanism is inflated tire, the speed of a motor vehicle of automobile remains on pre-set velocity scope for example during 57-63Km/h, can calculate its corresponding physical speed unit is 15.83-17.5m/s, and physics cireular frequency unit is 51.49-56.91rad/s, and corresponding rotating speed is 7.65-8.45 circle/second.
The weight of getting piston and be mover is 0.5kg, and its maximum gravity is 4.9N so.Like this, according to minimum work hub radius and maximum functional hub radius, can calculate corresponding centnifugal force.
If minimum work hub radius is 173mm, when minimum speed, corresponding centnifugal force is: F=0.5kg x 51.49rad/s x 51.49rad/s x 0.173m=232N, when maximum speed, corresponding centnifugal force is F=0.5kg x 56.91rad/s x 56.91rad/s x 0.173m=276N.
If maximum functional hub radius is 173+35-10=198mm, when minimum speed, corresponding centnifugal force is: F=0.5kg x 51.49rad/s x 51.49rad/s x 0.198m=275N, when maximum speed, corresponding centnifugal force is F=0.5kg x 56.91rad/s x 56.91rad/s x 0.198m=325N.Wherein, the low flange diameter of wheel hub is 35mm, piston mover center-of-gravity position 10mm.
Known in conjunction with Fig. 5, when the speed of a motor vehicle of automobile remains on 57-63Km/h scope, as long as spring supporting power, between 280N-320N, can realize reciprocating motion of the pistons, realize the tyre inflating to automobile.Wherein, 276N is less than 280N, and 320N is less than 325N.
The tire pressure compensating device proposing according to the utility model embodiment, by gas pressure detector, detect the air pressure of tire, at tire pressure during lower than default air pressure threshold value, controller prompting automobile driver is controlled automobile and is entered automatic tyre air inflation pattern, thereby utilize piston gravity and the spring force of cylinder, in running car, by vehicle rotary, do work to tyre inflating, guarantee that pressure of tire is stable, guarantee driving safety.Therefore, the utility model, without finding special gas filled device, without increasing complicated actuating unit, has solved motor tire and has needed the regularly problem of inflation, to user, brought comfort feature and the ease for use that has simultaneously improved easily vehicle performance, and the reliability that has improved vehicle driving safety.
Fig. 6 is according to the structural representation of the automobile of the utility model embodiment.As shown in Figure 6, this automobile 601 comprises the tire pressure compensating device 602 for automobile as above.
The automobile proposing according to the utility model embodiment, utilize tire pressure compensating device can realize the automatic tyre air inflation of automobile, without increasing again complicated actuating unit, solve motor tire and needed the regularly problem of inflation, without finding gas-filling station, when bringing convenience to user, improve comfort feature and the ease for use of vehicle performance, greatly improved the reliability of vehicle driving safety.
In the description of this specification sheets, the description of reference term " embodiment ", " some embodiment ", " example ", " concrete example " or " some examples " etc. means to be contained at least one embodiment of the present utility model or example in conjunction with specific features, structure, material or the feature of this embodiment or example description.In this manual, the schematic statement of above-mentioned term is not necessarily referred to identical embodiment or example.And the specific features of description, structure, material or feature can be with suitable mode combinations in any one or more embodiment or example.
Although illustrated and described embodiment of the present utility model, for the ordinary skill in the art, be appreciated that in the situation that not departing from principle of the present utility model and spirit and can carry out multiple variation, modification, replacement and modification to these embodiment, scope of the present utility model is by claims and be equal to and limit.
Claims (8)
1. for a tire pressure compensating device for automobile, it is characterized in that, comprising:
Gas pressure detector for detection of the air pressure of tire in the wheel of automobile;
Inflation mechanism, described inflation mechanism is connected with described tire, and described inflation mechanism comprises at least one cylinder, and described cylinder is inflated in described tire;
The air pressure that described tire detected at described gas pressure detector sends the controller of information during lower than default air pressure threshold value to automobile driver, described controller is connected with described gas pressure detector, described automobile driver is controlled described automobile according to described information and is entered automatic tyre air inflation pattern, and described cylinder starts to inflate in described tire.
2. tire pressure compensating device as claimed in claim 1, is characterized in that, at described automobile, enters after described automatic tyre air inflation pattern, and the speed of a motor vehicle of described automobile remains on pre-set velocity scope.
3. tire pressure compensating device as claimed in claim 2, is characterized in that, described pre-set velocity scope is 57-63Km/h.
4. tire pressure compensating device as claimed in claim 1, is characterized in that, described cylinder comprises piston and the elastic component being connected with described piston, and described piston utilizes the weight of described elastic component and piston to realize back and forth movement to inflate in described tire.
5. tire pressure compensating device as claimed in claim 4, is characterized in that, described elastic component is spring.
6. tire pressure compensating device as claimed in claim 1, is characterized in that, described inflation mechanism also comprises inflatable component, and described inflatable component is connected with described cylinder, and described inflatable component comprises:
Air outlet valve, described air outlet valve is arranged among described tire; And
Air inlet valve, described air inlet valve is arranged in described cylinder.
7. tire pressure compensating device as claimed in claim 6, is characterized in that, also comprises:
Air-in screen, described air-in screen is arranged on the admission port place of described air inlet valve.
8. an automobile, is characterized in that, comprises the tire pressure compensating device for automobile as described in claim 1-7 any one.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320440712.6U CN203472440U (en) | 2013-07-23 | 2013-07-23 | Car and tire pressure compensation device for same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320440712.6U CN203472440U (en) | 2013-07-23 | 2013-07-23 | Car and tire pressure compensation device for same |
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| Publication Number | Publication Date |
|---|---|
| CN203472440U true CN203472440U (en) | 2014-03-12 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320440712.6U Expired - Lifetime CN203472440U (en) | 2013-07-23 | 2013-07-23 | Car and tire pressure compensation device for same |
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| CN (1) | CN203472440U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111231587A (en) * | 2020-02-18 | 2020-06-05 | 浙江福林国润汽车零部件有限公司 | Self-inflating constant-pressure tire burst prevention system |
| CN111857095A (en) * | 2020-07-24 | 2020-10-30 | 深圳市元征科技股份有限公司 | Self-service method and system for unmanned vehicle and related equipment |
| CN112477529A (en) * | 2020-11-30 | 2021-03-12 | 浙江吉利控股集团有限公司 | Tire pressure compensation device, method and system |
-
2013
- 2013-07-23 CN CN201320440712.6U patent/CN203472440U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111231587A (en) * | 2020-02-18 | 2020-06-05 | 浙江福林国润汽车零部件有限公司 | Self-inflating constant-pressure tire burst prevention system |
| CN111857095A (en) * | 2020-07-24 | 2020-10-30 | 深圳市元征科技股份有限公司 | Self-service method and system for unmanned vehicle and related equipment |
| CN112477529A (en) * | 2020-11-30 | 2021-03-12 | 浙江吉利控股集团有限公司 | Tire pressure compensation device, method and system |
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