CN112297720A - Automatic inflation control method, inflation system and carrier applying same - Google Patents
Automatic inflation control method, inflation system and carrier applying same Download PDFInfo
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- CN112297720A CN112297720A CN202011229054.7A CN202011229054A CN112297720A CN 112297720 A CN112297720 A CN 112297720A CN 202011229054 A CN202011229054 A CN 202011229054A CN 112297720 A CN112297720 A CN 112297720A
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- 238000000034 method Methods 0.000 title claims abstract description 21
- 238000001514 detection method Methods 0.000 claims description 11
- 238000012790 confirmation Methods 0.000 claims description 5
- 230000003139 buffering effect Effects 0.000 claims description 2
- 238000005299 abrasion Methods 0.000 abstract description 5
- 230000002035 prolonged effect Effects 0.000 abstract description 5
- 238000012423 maintenance Methods 0.000 abstract description 2
- 238000005474 detonation Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 238000002474 experimental method Methods 0.000 description 2
- 230000006870 function Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000012958 reprocessing Methods 0.000 description 2
- 206010019233 Headaches Diseases 0.000 description 1
- 206010039203 Road traffic accident Diseases 0.000 description 1
- 230000002159 abnormal effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 231100000869 headache Toxicity 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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- 238000007789 sealing Methods 0.000 description 1
- 238000010792 warming Methods 0.000 description 1
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Classifications
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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
- B60C23/001—Devices for manually or automatically controlling or distributing tyre pressure whilst the vehicle is moving
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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
- B60C23/02—Signalling devices actuated by tyre pressure
- B60C23/04—Signalling devices actuated by tyre pressure mounted on the wheel or tyre
- B60C23/0401—Signalling devices actuated by tyre pressure mounted on the wheel or tyre characterised by the type of alarm
- B60C23/0403—Mechanically generated audible signals, e.g. by buzzer or whistle signals
Abstract
The invention discloses an automatic inflation control method, an inflation system and a carrier applying the same, relates to the technical field of automatic tire inflation, and solves the problems that a tire pressure sensor needs to be arranged on each tire, and the abrasion of a rotary seal is serious due to long-time continuous air supply, so that the service life of the rotary seal is greatly reduced, and the maintenance cost is increased, and the technical scheme of the invention is characterized by comprising the following steps: the inflating device is connected with the tire air path system; the air outlet end of the tire air path system is connected with an alarm device, the air charging device charges air to the tire air path system, when the air pressure value P1 of the air outlet end in the tire air path system is lower than the normal value K of the internal air pressure, the alarm device sends an alarm signal, the purpose of charging the tire for a long time without reducing the abrasion of the rotary seal is achieved, the service life of the rotary seal is prolonged, the characteristic of sound can be sent when the exhaust valve is opened is fully utilized, and the purpose of reminding the air leakage condition of the tire of a user in time is achieved.
Description
Technical Field
The invention relates to the technical field of automatic inflation of tires, in particular to an automatic inflation control method, an inflation system and a carrier using the same.
Background
In real life, accidents caused by tire problems in the middle of a vehicle are rare, and the accidents are a big problem for drivers to feel headache. If the tire of the automobile is not timely found after air leakage occurs, a driver can not control the advancing direction, and traffic accidents occur.
Traditional tire leakage detection needs install independent tire pressure sensor on each tire, and then detects the gas leakage condition of each tire, and then need detect through flow sensor after the application of tire gas circuit system has the automatic inflation system, and flow sensor then need always continuously inflate tire gas circuit system, and then realize the detection to tire leakage.
However, this detection method requires a long time of air supply to the tire, which leads to a serious wear of the rotary seal, and a significant reduction in the service life of the rotary seal, which in turn leads to an increase in maintenance costs.
Disclosure of Invention
The invention aims to provide an automatic inflation control method, an inflation system and a carrier using the same, which have the advantages that the tire does not need to be continuously supplied for a long time, the abrasion of a rotary seal can be conveniently reduced, the service life of the rotary seal is greatly prolonged, the characteristic that a sound is generated when an exhaust valve is opened is fully utilized, and the air leakage condition of the tire is timely reminded to a user.
The technical purpose of the invention is realized by the following technical scheme: an automatic inflation control method comprises an inflation device, wherein the inflation device is connected with a tire air path system; the method comprises the steps that a normal value K of internal air pressure of a tire air path system is preset, an air outlet end of the tire air path system is connected with an alarm device, and the air inflation device inflates air to the tire air path system and detects an air pressure value P1 of the air outlet end of the tire air path system in real time; and when detecting that the air pressure value P1 at the air outlet end in the tire air path system is lower than the normal value K of the internal air pressure, the alarm device sends out an alarm signal.
Through adopting the above-mentioned technical scheme, in this scheme, because a plurality of all communicate with tire gas circuit system, and be equipped with the self-lock device who prevents inside gas refluence with tire gas circuit system junction, consequently this scheme only needs gather the terminal atmospheric pressure value of giving vent to anger of tire gas circuit system, alright realize the detection to a plurality of gas leakage circumstances, in order to replace and install the required installation cost of tire pressure sensor on each additional, and then make this scheme use on the basis that has automatic inflation system, need not to move about flow sensor and aerify the tire for a long time continuously, so that reduce rotary seal's wearing and tearing, improve rotary seal's life by a wide margin, still can reduce the loss of the aerating device energy, make energy-concerving and environment-protective more. Multiple experiments prove that the service life of the rotary seal can be prolonged by more than 5 times; secondly, this scheme is through regularly gathering the end air pressure value of giving vent to anger of tire gas circuit system, regularly opens aerating device and aerifys to tire gas circuit system to further realize need not to carry out the purpose of aerifing for a long time continuously to the tire, further reduced the wearing and tearing that reduce rotary seal.
Secondly, this scheme is when operation, and when the terminal atmospheric pressure value of giving vent to anger of tire gas circuit system was less than inside atmospheric pressure normal value K at every turn, all can circulate aerating device toward tire gas circuit system and aerify and detect and contrast the terminal atmospheric pressure value P1 of giving vent to anger among the tire gas circuit system, and when circulating aerating device toward tire gas circuit system aerifys at every turn, all can send alarm signal through discharge valve, and then the realization lasts the function of reminding user's tire gas leakage. Through reminding the air leakage condition of the tire of the user in time, the risk of accidents can be reduced conveniently.
Secondly, if the air leakage condition of the tire is not serious, the tire can be inflated by the inflating device, and a user can drive to a proper area for reprocessing; however, when the user continuously receives the warning signal sent by the exhaust valve, the tire leakage condition is serious, and the user needs to deal with the situation as soon as possible.
Secondly, this scheme adopts the discharge valve or the obscure muffler of noise cancelling effect (the lower muffler of sound decibel promptly) of not taking the muffler, and this scheme adopts the discharge valve of opening always in addition, therefore discharge valve all can send huge sound when closing at every turn, even the user sits and can both hear very big sound in the driver's cabin. Therefore, the characteristic that the exhaust valve can make a sound when opened is fully utilized to serve as an alarm signal to prompt a user, a new prompt device does not need to be added, and the assembly cost of the scheme can be reduced conveniently.
According to the further arrangement of the invention, the alarm device comprises an exhaust valve arranged at the air outlet end of the tire air path system, the inflation device inflates air into the tire air path system through the exhaust valve, and then when the air pressure value P1 at the air outlet end of the tire air path system is detected to be lower than the normal value K of the internal air pressure, the inflation device keeps the inflation time length T2 and sends out an alarm signal with a detonation through the exhaust valve.
Through adopting above-mentioned technical scheme, this scheme adopts discharge valve or the obscure muffler of noise cancelling effect (the lower muffler of sound decibel promptly) of not taking the muffler, and in addition this scheme adopts the discharge valve of opening always, consequently discharge valve all can send huge sound when closing at every turn, even the user sits and can both hear very big sound in the driver's cabin. Therefore, the characteristic that the exhaust valve can make a sound when opened is fully utilized to serve as an alarm signal to prompt a user, a new prompt device does not need to be added, and the assembly cost of the scheme can be reduced conveniently.
In a further aspect of the present invention, the inflator is in a stored gas state and remains in a gas storage state for a time period T1 when the inflator is initially activated.
By adopting the technical scheme, the gas storage time period T1 is 30S, and the gas storage time period T1 is used for enabling the inflating device to be in a gas storage state and keeping the inflating device in the gas storage state, so that a certain amount of gas is generated and stored by the inflating device, and the preheating of the inflating device is further realized.
According to the invention, when the air pressure value P1 at the air outlet end is lower than the normal value K of the internal air pressure, the inflating device inflates the tire air path system and enables the warning device to send out a warning signal until the air pressure value P1 at the air outlet end is higher than the normal value K of the internal air pressure.
According to the further arrangement of the invention, when the air pressure value P1 at the air outlet end in the tire air path system is higher than the normal value K of the internal air pressure, the waiting delay time T3 is executed after the waiting buffer time T4, the inflating device inflates the tire air path system after the waiting delay time T3, when the air pressure value P1 at the air outlet end in the tire air path system is detected to be lower than the normal value K of the internal air pressure, the inflating device inflates the tire air path system again, and the air pressure value P1 at the air outlet end in the tire air path system is detected in real time and is compared with the normal value K of the internal air pressure again.
The invention is further provided with a maximum cycle number value Nmax in advance, and when the cycle number N1 that the air pressure value P1 at the air outlet end of the tire air path system is lower than the normal value K of the internal air pressure reaches the maximum cycle number value Nmax, the inflating device stops inflating and sends alarm confirmation information to a user.
According to the invention, the maximum cycle number value Nmax is 9-11.
By adopting the technical scheme, the inflation device can be communicated with the air brake system after being communicated with the tire air path system, so that after the cycle number N1 reaches the maximum cycle number Nmax, the inflation device can be closed and alarm confirmation information can be sent to a user, so that the air brake system can be ensured to have enough air to complete the braking action, and the safety of the vehicle in the driving process can be improved.
The invention further provides an inflation system applying the automatic inflation control method, which comprises an inflation device, a tire gas path system and a controller recording an internal normal air pressure value K, wherein an air pressure detection module used for acquiring an air pressure value P1 at an air outlet end is arranged in the tire gas path system, and the inflation device, the tire gas path system and the air pressure detection module are all connected with the controller.
In a further aspect of the present invention, a vehicle comprises at least one tire, each tire is in communication with a tire air path system, and the vehicle is applied with the inflation system.
The invention further comprises an alarm device for the user to confirm the alarm information and a forced opening key, wherein the alarm device and the forced opening key are both connected with the controller.
By adopting the technical scheme, after the cycle number N1 that the air pressure value P1 at the air outlet end in the tire air path system is lower than the normal value K of the internal air pressure reaches Nmax is detected, the user can check alarm information from the alarm device, and then when the user still needs to continuously enable the inflation device to be communicated with the tire air path system, the user can select to press the forced opening key.
In conclusion, the invention has the following beneficial effects:
1. the tire is not required to be continuously supplied for a long time, so that the energy is saved and the environment is protected;
2. the abrasion of the rotary seal can be conveniently reduced, and the service life of the rotary seal is greatly prolonged;
3. the risk of accidents can be conveniently reduced by reminding the user of the air leakage condition of the tire in time;
4. the characteristic that the exhaust valve can make a sound when opened is fully utilized to serve as an alarm for prompting a user;
in general, the rotary sealing device does not need to continuously inflate the tire for a long time, can conveniently reduce the abrasion of the rotary seal, greatly prolong the service life of the rotary seal, fully utilize the characteristic that the exhaust valve can make a sound when opened, and remind a user of the air leakage condition of the tire.
Drawings
Fig. 1 is a working principle diagram of the first embodiment.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
The first embodiment is as follows:
an automatic inflation control method, as shown in fig. 1, includes the following steps:
step A, starting an inflating device for preheating, so that the inflating device is in a gas storage state and keeps the gas storage time length T1;
b, inflating the tire gas path system by the inflating device, simultaneously acquiring the air pressure value P1 of the air outlet end of the tire gas path system in real time, comparing the air pressure value P1 of the air outlet end with the normal value K of the internal air pressure in real time, and dividing the operation into two corresponding conditions according to the compared result;
in the first case: in the step B, when the air pressure value P1 at the air outlet end is lower than the normal value K of the internal air pressure, the inflating device inflates the tire air path system through the exhaust valve and keeps inflating for a time period T2; when the inflation device reaches the inflation time T2, the exhaust valve is closed and gives an alarm signal of detonation, and then the steps A to B are repeated;
in the second case: in the step B, when the air pressure value P1 at the air outlet end is above the normal value K of the internal air pressure, after waiting for the buffering time T4, the inflating device stops inflating, the exhaust valve is closed, an alarm signal of detonation is sent out, the waiting time delay time T3 is immediately executed, and the step B is skipped to operate again after waiting the time delay time T3.
In this embodiment, the normal value K of the internal air pressure is an initial setting value, and is set only before the comparison in step B, and is not required to be reset every operation.
In addition, in the first case, the value of the number of times of circulation N1 is increased by one each time the air pressure value P1 at the air outlet end of the tire air passage system is lower than the normal value K of the internal air pressure. And presetting a maximum cycle number value Nmax, and when detecting that the cycle number N1 of the air pressure value P1 at the air outlet end of the tire air path system lower than the normal value K of the internal air pressure reaches the maximum cycle number value Nmax, stopping inflating and sending alarm confirmation information to a user by the inflating device. The maximum cycle number value Nmax is 9-11.
Because the inflation device is also communicated with the air brake system after the inflation device is communicated with the tire air path system, when the cycle number N1 reaches the maximum cycle number Nmax, the scheme can close the inflation device and send alarm confirmation information to a user, so that the air brake system can have enough air to complete the braking action, and the safety of the vehicle in the driving process is improved.
In this embodiment, the alarm device includes an exhaust valve disposed at an air outlet end of the tire air path system. The exhaust valve is normally open, so that the exhaust valve can generate an explosion sound when being closed every time.
In the present embodiment, before the inflator is first started or is ready to be recharged after the inflation time period T2, the inflator is in the gas storage state and is maintained for a gas storage time period T1, and the gas storage time period T1 is 30S, which is used to enable the inflator to be in the gas storage state and is maintained for a gas storage time period T1, so that the inflator generates and stores a certain amount of gas, thereby warming up the inflator.
The inflation time period T2 is 2-3 min, and the inflation time period T2 is used for inflating the tire air path system through the inflation device, so that the purpose of inward air supply is achieved.
The waiting buffer time T4 is 10-30S, and the waiting buffer time T4 can enable the air pressure of the tire air path system to be balanced with each tire.
The delay time T3 is 30 min-1 h, and the waiting delay time T3 is to monitor the tire air path system every time T3 to ensure the normal internal air pressure, so as to realize the real-time monitoring of the internal air pressure.
In this scheme, because a plurality of all communicate with tire gas circuit system, and be equipped with the self-lock device who prevents the inside gas refluence with tire gas circuit system junction, consequently this scheme only needs gather the terminal atmospheric pressure value of giving vent to anger of tire gas circuit system, alright realize the detection to a plurality of gas leakage condition, with having replaced on each to install the required installation cost of tire pressure sensor additional, and then make this scheme use on the basis that has automatic inflation system, need not to eminently to inflate the tire with flow sensor for a long time continuously, so that reduce rotary seal's wearing and tearing, improve rotary seal's life by a wide margin, still can reduce the loss of the aerating device energy, make energy-concerving and environment-protective more. Multiple experiments prove that the service life of the rotary seal can be prolonged by more than 5 times; secondly, this scheme is through regularly gathering the end air pressure value of giving vent to anger of tire gas circuit system, regularly opens aerating device and aerifys to tire gas circuit system to further realize need not to carry out the purpose of aerifing for a long time continuously to the tire, further reduced the wearing and tearing that reduce rotary seal.
Secondly, this scheme is when operation, and when the terminal atmospheric pressure value of giving vent to anger of tire gas circuit system was less than inside atmospheric pressure normal value K at every turn, all can circulate aerating device toward tire gas circuit system and aerify and detect and contrast the terminal atmospheric pressure value P1 of giving vent to anger among the tire gas circuit system, and when circulating aerating device toward tire gas circuit system aerifys at every turn, all can send alarm signal through discharge valve, and then the realization lasts the function of reminding user's tire gas leakage. Through reminding the air leakage condition of the tire of the user in time, the risk of accidents can be reduced conveniently.
Secondly, if the air leakage condition of the tire is not serious, the tire can be inflated by the inflating device, and a user can drive to a proper area for reprocessing; however, when the user continuously receives the warning signal sent by the exhaust valve, the tire leakage condition is serious, and the user needs to deal with the situation as soon as possible.
Secondly, this scheme adopts the discharge valve or the obscure muffler of noise cancelling effect (the lower muffler of sound decibel promptly) of not taking the muffler, and this scheme adopts the discharge valve of opening always in addition, therefore discharge valve all can send huge sound when closing at every turn, even the user sits and can both hear very big sound in the driver's cabin. Therefore, the characteristic that the exhaust valve can make a sound when opened is fully utilized to serve as an alarm signal to prompt a user, a new prompt device does not need to be added, and the assembly cost of the scheme can be reduced conveniently. Secondly, because the user needs eyes to highly concentrate on observing the condition on road surface when driving, the natural sound of exhaust valve is adopted as the alarm signal in this scheme, can be convenient for further reduce the user through eyes to observe the inconvenience of the tire abnormal condition that shows in the screen, through hearing distinguish the sound alright judge and find the gas leakage condition of tire, and then be convenient for improve the security of driving.
Example two:
the inflation system applying the automatic inflation control method as the first embodiment comprises an inflation device, a tire air path system and a controller recording an internal air pressure normal value K, wherein an air pressure detection module used for acquiring an air pressure value P1 at an air outlet end is arranged in the tire air path system, and the inflation device, the tire air path system and the air pressure detection module are all connected with the controller.
Example three:
a vehicle comprises at least one tire, an alarm device and a forced opening key, wherein the alarm device can be used for a user to confirm alarm information, the forced opening key is connected with a controller, each tire is communicated with a tire air path system, and the vehicle is provided with the inflation system as in embodiment two.
In the present embodiment, the vehicle is a tractor, but the present invention is not limited thereto, and may be applied to other vehicles, and the maximum cycle number value Nmax for a tractor is 10.
When the number of times N1 that the air pressure value P1 at the air outlet end of the tire air path system is lower than the normal value K of the internal air pressure reaches Nmax is detected, the user can check alarm information from the alarm device, and then when the user still needs to keep the inflation device communicated with the tire air path system, the user can select to press a forced opening key.
The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications of the present embodiment without inventive contribution as needed after reading the present specification, but all of them are protected by patent law within the scope of the claims of the present invention.
Claims (10)
1. An automatic inflation control method is characterized by comprising an inflation device, wherein the inflation device is connected with a tire air path system; the method comprises the steps that a normal value K of internal air pressure of a tire air path system is preset, an air outlet end of the tire air path system is connected with an alarm device, and the air inflation device inflates air to the tire air path system and detects an air pressure value P1 of the air outlet end of the tire air path system in real time; and when detecting that the air pressure value P1 at the air outlet end in the tire air path system is lower than the normal value K of the internal air pressure, the alarm device sends out an alarm signal.
2. The automatic inflation control method as claimed in claim 1, wherein the alarm device comprises an exhaust valve provided at the air outlet end of the tire air passage system, the inflation device inflates the tire air passage system through the exhaust valve, and then when it is detected that the air pressure value P1 at the air outlet end of the tire air passage system is lower than the normal value K of the internal air pressure, the inflation device keeps the inflation time period T2 and sends out an alarm signal with a popping sound through the exhaust valve.
3. The method of claim 1, wherein the inflator is stored for a time period T1 when the inflator is initially activated.
4. An automatic inflation control method as claimed in claim 1, wherein when the air outlet end pressure value P1 is lower than the normal value K of the internal pressure, the inflator inflates the tire air passage system and causes the alarm device to issue an alarm signal until the air outlet end pressure value P1 is above the normal value K of the internal pressure.
5. The automatic inflation control method according to claim 1, wherein when the air pressure value P1 at the air outlet end in the tire air path system is higher than the normal value K of the internal air pressure, a waiting delay time period T3 is executed after waiting for a buffering time period T4, the inflation device inflates the tire air path system after waiting for a delay time period T3, when the air pressure value P1 at the air outlet end in the tire air path system is detected to be lower than the normal value K of the internal air pressure, the inflation device is re-inflated to the tire air path system, and the air pressure value P1 at the air outlet end in the tire air path system is detected in real time and re-compared with the normal value K of the internal air pressure.
6. The method as claimed in claim 1, wherein a maximum cycle number value Nmax is preset, and when the cycle number N1 that the air pressure value P1 at the air outlet end of the tire air path system is lower than the normal value K of the internal air pressure reaches the maximum cycle number value Nmax, the inflator stops inflating and sends an alarm confirmation message to the user.
7. The automatic inflation control method according to claim 6, wherein the maximum number of cycles Nmax is 9 to 11.
8. The inflation system applying the automatic inflation control method according to any one of claims 1 to 7, comprising an inflation device, a tire gas path system and a controller recording an internal normal pressure value K, wherein an air pressure detection module used for acquiring an air pressure value P1 at an air outlet end is arranged in the tire gas path system, and the inflation device, the tire gas path system and the air pressure detection module are all connected with the controller.
9. A vehicle comprising at least one tire, each of said at least one tire communicating with a tire air circuit system, wherein said vehicle is adapted to use the inflation system of claim 8.
10. The vehicle according to claim 9, comprising an alarm device for a user to confirm the alarm information, and a forced-on key, wherein the alarm device and the forced-on key are both connected to the controller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011229054.7A CN112297720A (en) | 2020-11-06 | 2020-11-06 | Automatic inflation control method, inflation system and carrier applying same |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011229054.7A CN112297720A (en) | 2020-11-06 | 2020-11-06 | Automatic inflation control method, inflation system and carrier applying same |
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| CN112297720A true CN112297720A (en) | 2021-02-02 |
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| CN202011229054.7A Pending CN112297720A (en) | 2020-11-06 | 2020-11-06 | Automatic inflation control method, inflation system and carrier applying same |
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| CN (1) | CN112297720A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113624425A (en) * | 2021-07-26 | 2021-11-09 | 上腾科技(广州)有限公司 | Battery pack sealing performance test inflation method, device and system and storage medium |
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2020
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Application publication date: 20210202 |