CN101499212A

CN101499212A - Wireless tire pressure detection system

Info

Publication number: CN101499212A
Application number: CNA2008100049559A
Authority: CN
Inventors: 黄晓华; 廖铭宽; 蔡玉璋
Original assignee: Mobiletron Electronics Co Ltd
Current assignee: Mobiletron Electronics Co Ltd
Priority date: 2008-01-31
Filing date: 2008-01-31
Publication date: 2009-08-05
Anticipated expiration: 2028-01-31
Also published as: CN101499212B

Abstract

The present invention provides a wireless tire pressure detection system, which includes a monitoring host installed on the front of a trailer, a receiving antenna electrically connected to the monitoring host, and a recorder installed within the wireless communication receiving range of the receiving antenna. The recorder stores the identification code and position code of the tire pressure detectors installed on each tire of the trailer platform. When the recorder receives a trigger signal containing the identification code of the monitoring host, the identification code and position code of each tire pressure detector on the platform are matched with the identification code of the monitoring host, and the matched data are then transmitted to the receiving antenna in a wireless packet. After being received and processed by the monitoring host, the address matching of the tire pressure detectors on each tire of the platform is completed.

Description

Wireless tire pressure detection system

Technical field

The present invention relates to the system for detecting tire pressure technical field, be meant a kind of wireless tire pressure detection system that is used for Trailer equipment especially.

Background technology

Wireless tire pressure detection system is in the wireless communication transmission mode, the tire pressure metric data of vehicle tyre is sent with package by wireless transmission method, the package content contains the detection data and the corresponding identification code of each tire simultaneously, after receiving antenna receives these detection data and identification code, then can by the monitoring host computer of driver's seat judge identification code the tire of corresponding ad-hoc location, monitor the tire pressure situation of each tire for the driver, especially as linking the tire of oversize vehicles such as car or Pallet Truck, all must be in the running of high capacity, can the effective monitoring tire condition by system for detecting tire pressure, keep tire serviceable life and guarantee traffic safety.

With Fig. 5 and the wireless tire pressure detection system 1 that generally is installed in Pallet Truck 2 shown in Figure 6, monitoring host computer 10 in headstock 21 pilothouses is receiving antennas 12 that electrically connect the installing of Pallet Truck 2 bottoms by transmission line 11, each tire 23 of headstock 21 and ride 22,24 all install a tire pressure detector 13 on air nozzle hole, after detecting tire pressure, each tire pressure detector 13 sends package to receiving antenna 12 with wireless communication mode, when monitoring host computer 10 is received package and handled out entrained data, search host data base at the identification code that the package content is contained, inspect database and have the contained identification code of corresponding address data fit package in whether, in case confirm the correctness of package transmission, then show each ad-hoc location tire 23 in monitoring

host computer

10,24 tire pressure situation.

But general Pallet Truck is carried as the device with suitable weight and quantity, the device of desire carrying can be equipped on the ride in advance, again ride is combined the back with headstock and carry out delivery, when consigning to purpose, ride just unloads together with its carrier, again headstock is continued in conjunction with another ride that has carried and transport, in case therefore the Pallet Truck installing is as above-mentioned wireless tire pressure detection system commonly used 1, when headstock 21 is changed the ride 22 of institute's combination in addition, monitoring host computer 10 needs again the identification code of ride 22 each tire 24 to be set to correspond to specific address date, after could sending package at the tire pressure detector 13 of ride 22 each tire 24, pick out the tire 24 tire pressure situations of each ad-hoc location by monitoring host computer 10; In other words, the identification setting that just need execute the ride all tire when above-mentioned wireless tire pressure detection system 1 makes Pallet Truck change ride at every turn one by one just can continue and transport, so numerous and diverse setting program has the generation of artificial careless mistake unavoidably, make monitoring host computer can't correctly monitor all tire, cause the doubt on the safety when the undesired just generation erroneous judgement of tire operating state.

Summary of the invention

Fundamental purpose of the present invention is to be to provide a kind of wireless tire pressure detection system, and execution tire identification that can be quick and correct is set, to improve convenience and the fiduciary level that tire pressure detects.

Take off purpose for before reaching, a kind of wireless tire pressure detection system provided by the present invention, be installed in the headstock and the ride of general Pallet Truck, include a monitoring host computer, the tire pressure detector that one register and each tire are set, this monitoring host computer is located at the headstock of above-mentioned Pallet Truck, and electrically connect a receiving antenna, this register is installed in effective wireless telecommunications range of receiving of this receiving antenna, be identification code and its position code that stores each pressure of tire detecting device of ride, when this register reception has the trigger pip that includes this monitoring host computer identification code, soon the identification code of this each tire pressure detector of ride and position code and this monitoring host computer identification code are carried out the data pairing, the back data that to match again are sent to this receiving antenna with wireless package, after receiving processing, then finishes this monitoring host computer address pairing to each pressure of tire detecting device of ride, at last this receiving antenna is adjusted to the wireless communication range of each tire pressure detector of ride, can make this monitoring host computer receive the data packet that each tire pressure detector of ride is sent, correctly show the respectively operating state of this tire of ride in the effective identification of driving process.

Advantage of the present invention is:

Execution tire identification that can be quick and correct is set, and has reduced the running time, has improved convenience and fiduciary level that tire pressure detects.

Description of drawings

Fig. 1 is the application synoptic diagram of system for detecting tire pressure that most preferred embodiment of the present invention provides, and represents the local device of this detection system initial setting process;

Fig. 2 is the device synoptic diagram for system for detecting tire pressure that above-mentioned most preferred embodiment provides, and represents the installation position of this detection system initial setting process;

Fig. 3 is the fitting operation process flow diagram for system for detecting tire pressure that above-mentioned most preferred embodiment provides;

Fig. 4 is the device synoptic diagram for system for detecting tire pressure that above-mentioned most preferred embodiment provides, and represents the installation position after this detection system setting is finished;

Fig. 5 is the device synoptic diagram for system for detecting tire pressure commonly used;

Fig. 6 is the installing synoptic diagram that detects for general tire pressure.

The primary clustering symbol description

2 Pallet Trucks, 21 headstocks

22 rides, 23,24 tires

3 wireless tire pressure detection systems

30 headstock monitoring host computers, 31,41 transmission lines

32 headstock receiving antennas, 33,43 tire pressure detectors

40 ride monitoring host computers, 42 ride receiving antennas

50 registers, 60 triggers

Embodiment

Below, cooperate some accompanying drawings to enumerate a preferred embodiment now, in order to composition member of the present invention and effect are described further, wherein used each graphic brief description is as follows:

Fig. 4 is the device synoptic diagram for system for detecting tire pressure that above-mentioned most preferred embodiment provides, and represents the installation position after this detection system setting is finished.

See also as shown in Figures 1 and 2, a wireless tire pressure detection system 3 that is installed in general Pallet Truck 2 is provided for most preferred embodiment of the present invention, have a headstock monitoring host computer 30, a ride monitoring host computer 40, a headstock receiving antenna 32, a ride receiving antenna 42, a register 50, a trigger 60 and most

tire pressure detectors

33,43, wherein:

This two

monitoring host computer

30,40 is located at headstock 21 pilothouses of Pallet Truck 2.

Those

tire pressure detector

33,43 correspondences are located at each

tire

23,24 of headstock 21 and ride 22, in order to detecting the tire pressure of corresponding each

tire

23,24, and send with wireless telecommunications and to include the package that tire pressure detects data and indivedual identification codes thereof.

Respectively this receiving

antenna

32,42 electrically connects respectively this

monitoring host computer

30,40 with

transmission line

31,41 respectively, can receive the package of headstock 21 and ride 22 each

tire pressure detector

33,43 in the driving process of this Pallet Truck 2, make respectively these

monitoring host computer

30,40 corresponding respectively operating states of this

tire

23,24 of headstocks 21 and ride 22 that show.

This register 50 and trigger 60 are the communication setting assembly of corresponding ride 22 each tire pressure detector 43 of difference and this ride monitoring host computer 40, sending trigger pip by trigger 60 can make this register 50 finish the communication host-host protocol with this ride monitoring host computer 40, certainly this trigger pip is the specific identification code under this ride monitoring host computer 40, for making this this ride monitoring host computer 40 of register 50 identifications, so any mode that the identification code of this ride monitoring host computer 40 can be imported this register 50, as present embodiment with the telepilot of low frequency low current power in closely remote control input, not only the communication frequency of this touching signals is away from the high frequency communication frequency band of wireless package transmission, and short-range induction range also can be avoided the surrounding area and cause obscuring of register if there is same touch-control to set, as for if the panel of register has the button can be for directly keying in identification code, can have equally and send the effect that trigger pip is equal to by this trigger 60.

Therefore, when ride 22 initially is linked to headstock 21, as long as this headstock 21 is not changed the tire pressure detector 33 of

arbitrary tire

23,30 identifications that can keep each tire 23 of this headstock monitoring host computer are with the package of effective identification in this headstock receiving antenna 32 each tire pressure detector 33 that received of driving process; As for ride 22 parts, former should 40 correspondences of ride monitoring host computer before once the ride that uses of transportation change, in case after carrying out installation procedure as shown in Figure 3, can make the tire pressure detector 43 of ride 22 each tire 24 that 40 identifications of ride monitoring host computer link again, when this ride receiving antenna 42 is adjusted after the wireless communication transmission scope of those tire pressure detectors 43, cooperate Fig. 4 reference, equally effectively identification is in the package of this ride receiving antenna 42 each tire pressure detector 43 that receives of driving process:

A. install the wireless communication transmission scope of this register 50 in this ride receiving antenna 42, and be positioned at and make things convenient for the driver to send effective range of receiving of trigger pips with this trigger 60, with optimum position that present embodiment was exemplified in a side in these ride 22 the place aheads;

B. confirm that this register 50 stores the identification code that the identification code of these ride 22 each tires 24 and position code and this trigger 60 store this ride monitoring host computer 40;

C. this trigger 60 is sent trigger pip that should ride monitoring host computer 40 identification codes;

D. after this register 50 receives trigger pip, then the identification code of ride 22 each tire 24 and the identification code of position code and this ride monitoring host computer 40 are matched mutually, and paired data is sent to this ride receiving antenna 42 with package, this ride monitoring host computer 40 is finished the address of each tire 24 tire pressure detectors 43 is matched, therefore finish each tire 24 position of identification.

What deserves to be mentioned is, wireless tire pressure detection system provided by the present invention is with the device of this register for changing with ride, can change ride simultaneously, this register is sent the single simple operations of trigger pip, finish the positioning identification of this ride monitoring host computer fast to each tire of ride, so be for convenience of the single corresponding setting of register with the ride monitoring host computer, if be applied to the detection system that only is equiped with single monitoring host computer and corresponding receiving antenna commonly used, changing ride simultaneously, remove in the single monitoring host computer and have the positioning identification of each tire of headstock originally, the positioning identification that register can transmit each tire of ride by single receiving antenna equally is to single monitoring host computer, therefore single monitoring host computer effectively identification in the driving process by the package of headstock that receiving antenna receives and each tire pressure detector of ride; In like manner, when in order to strengthen the wireless telecommunications received signal intensity of ride tire pressure detector, and need be when the other installing of ride is different from the receiving antenna of headstock, package with corresponding headstock receiving antenna of single monitoring host computer and ride receiving antenna receives down, the positioning identification that register can transmit each tire of ride by the ride receiving antenna equally is to single monitoring host computer, therefore single monitoring host computer effectively identification in the driving process by headstock receiving antenna and ride receiving antenna receive the package of headstock and each tire pressure detector of ride respectively.

But the above only is a preferable possible embodiments of the present invention, changes so use the equivalent structure that instructions of the present invention and claim do such as, ought to be included in the protection domain of claims of the present invention.

Claims

1. A wireless tire pressure detection system installed on the front of the trailer and the towed vehicle platform to identify the installed position of each tire for the driver to monitor the status of each tire. It is characterized in that the detection The system includes:

A monitoring host, installed on the front of the pallet truck;

A plurality of detectors are installed on the above-mentioned tires to detect the tire pressure of the corresponding tires, and send a packet containing the tire pressure detection data and its individual identification code through wireless communication;

A receiving antenna is electrically connected to the monitoring host through a transmission line, and receives the packet sent by the detector, so that the monitoring host displays the operating status of each tire on the platform; and,

A recorder, which stores the identification codes and position codes of each tire detector on the platform, when the recorder receives a trigger signal containing the identification code of the monitoring host, it will compare the identification codes and position codes of each tire of the platform to the The identification code of the monitoring host is paired with data, and then the paired data is sent to the receiving antenna in a wireless packet, so that the monitoring host can identify the installation position of each tire of the vehicle platform.

2. The detection system according to claim 1, wherein when the recorder transmits the wireless packet to the receiving antenna, the receiving antenna is located at the front of the pallet truck.

3. The detection system according to claim 2, characterized in that, after the recorder transmits the wireless packet to the receiving antenna, the receiving antenna is installed on the platform of the pallet truck to receive each Packet sent by the detector.

4. The detection system according to claim 3, characterized in that, the detection system also has a front receiving antenna installed on the front of the pallet truck to receive the packets sent by the detectors of the tires on the front.

5 . The detection system according to claim 4 , wherein the receiving antenna of the headstock is electrically connected to a headstock monitoring host through a transmission line, so that the headstock monitoring host displays the operating status of each tire of the headstock. 5 .

6 . The detection system according to claim 4 , wherein each of the receiving antennas is electrically connected to the monitoring host, so that the monitoring host displays the operating status of the tires of the front of the vehicle and the platform.

7. The detection system according to claim 1, further comprising a trigger storing the identification code of the monitoring host, and the trigger signal received by the recorder is sent by the trigger.

8. A process for setting up the detection system according to claim 1, comprising the following steps:

Install the recorder within the effective wireless communication receiving range of the receiving antenna;

sending a trigger signal containing the monitoring host identification code to the recorder; and,

Adjust the receiving antenna to the effective wireless communication receiving range of the detector installed on each tire of the vehicle platform.

9. The setting process according to claim 8, wherein the trigger signal is sent by a trigger, the trigger stores the identification code of the monitoring host, and sends the trigger signal through wireless communication.

10 . The setting process according to claim 9 , wherein the wireless communication frequency range of the trigger signal sent by the trigger is smaller than the wireless communication frequency range of the receiving antenna. 11 .

11. The setting process according to claim 8, wherein the trigger signal is directly entered on a panel button of the recorder.