CN206606204U - A kind of railway freight-car vibration self-generation device and its safety monitoring system - Google Patents

Abstract

The utility model discloses a kind of railway freight-car vibration self-generation device, including abrasion portion and Power Generation Section, the abrasion portion is arranged on the lower surface of the bolster of railway goods train bogie and vibrated with the bolster, the Power Generation Section is arranged on the spring planet relative with the bolster lower surface, and the abrasion portion and the Power Generation Section of vibration keep contacting and drive the Power Generation Section to generate electricity.The utility model is directed to the vibration self-generation of railway freight-car, detection means for every section compartment provides independent current source, simultaneously, safety monitoring system based on this TRT, can be timely by the APP of safety monitoring information conveyance to mobile subscriber terminal, the anticipation in advance and accident emergency rescue of safety are run to lorry has good guaranteeing role, drastically increases the safety in operation of lorry.

Description

A kind of railway freight-car vibration self-generation device and its safety monitoring system

Technical field

The utility model is related to the safety monitoring field of railway freight-car, more particularly to a kind of railway freight-car vibration self-generation dress Put and its safety monitoring system.

Background technology

China is due to vast in territory, populous, and maldistribution of the resources is even, railway transportation as traffic and transportation system weight Part is wanted, has incomparable advantage in remote, bulk supply tariff transporter surface railway transport.However, as shown by data, China railways are runed under overload state always, and main busy trunk lines railway utilization rate is universal more than 85%, even up to 100%, China completes the transport task in the world 20% with the total kilometrage in the Jin Zhan worlds 6%.It is swift and violent with national economy Development, the transport capacity of China railways can not much meet the demand of China's economic development, intensify transport capacity and market The contradiction of demand, hinders China's expanding economy speed.Foreign countries it was verified that the quick transport of development and heavy haul transport are to solve The certainly not enough most effective approach of China's capacity.The planning of China 13 also clearly proposes that " research and development high-speed overload track of new generation is handed over Logical change system ".The high speed of following railway freight, heavy loading trend are all travelled to truck headache proposes tightened up want Ask.

At present, China railways lorry mainly carries out early warning and monitoring using 5T systems to lorry traffic safety, and it can only be solid Fixed place detects to lorry, have that cost is high, protective capacities is weak, interval detection, real-time it is poor, to potential safety hazard Response is relatively slow to wait wretched insufficiency.Tracing it to its cause has three：One is due to not pacify on the particularity of railway freight-car operating condition, lorry Reliable electric power system is filled, causes the electronic monitoring and protection equipment of ripe application on car can not be applied to railway freight-car； Two be that railway freight-car in transit organize into groups at random by compartment, and the distribution that goods is loaded and unloaded on the way is entirely free-running property, it is difficult to tracking pipe Reason；Three be that railway freight-car is essentially unattended, also without means of communication, and possessing real-time its result of monitoring can not also deliver newspaper to pipe Reason center.Therefore, the electric power system that is mountable to railway freight-car and the Real-time security monitoring dress based on this electric power system are developed Put, the safety in operation of railway freight-car can not only be improved, and the quantity of railway ground installation can be reduced, bring huge warp Ji benefit.

The Real-time security monitoring of railway freight-car is realized, the self-generating device of high reliability must be just developed, and in iron Round-the-clock automatic data collection Monitoring Data and wireless networking transmission data are realized on afloat car.Electric energy or improvement are provided for railway freight-car Goods train carriage has pin anencephaly, does not know the present situation of slight illness for a long time, and someone has made some explorations, such as：

(1) entitled " board gauge bogie with TRT " of Zhong Che group companies of China Meishan Locomotive Plant application (ZL200620034961.5) Chinese patent, a kind of Patent design method of electrical power generators with belt driving band, But lorry working environment is severe, belt is exposed to outside again, easily accumulates rainwater, the work of dust influence generator and needs frequent Maintenance.

(2) Zhuzhou Kemeng Vehicle Paths Co., Ltd. application it is entitled " a kind of railway freight-car self-power supply device and The Chinese patent of method (201510653776.8) "；Strong application it is entitled " a kind of for goods train safety monitoring system The Chinese patent of self-generating device (201610134607.8) ".This two patents are that the axletree run by lorry is rotated Mechanical energy is converted into electric energy, and maintenance of the power supply mode to vehicle requires higher, and mechanical energy when being run using lorry, unreal The recycling of existing energy, device is more heavy, and the dynamic performance of roller bearing adapter stabilizer bar may be caused during asymmetric installation Influence.

(3) Chinese utility model patent of Patent No. 201020651469.9, discloses a kind of axle of railway goods car Temperature monitoring and the device of wind pressure monitoring, are provided with axle temperature monitoring device on the axletree of lorry, pass through solar cell for supplying power pair Axle temperature can accomplish real-time monitoring, but be not all can have the sun daily, and there is a situation where that lorry crosses tunnel, can not be real The round-the-clock real-time monitoring of stock car.

(4) Chinese patent of entitled " safety monitoring system of railway freight-car " of Patent No. 201120409567.6, is situated between Continued a kind of safety monitoring system based on ZigBee, but the electric supply installation that this system is used changes existing goods completely The structure of car bogie, it is impossible to be used on existing roller bearing adapter stabilizer bar.

(5) entitled " a kind of railway freight-car driving safety monitoring system and the method " of Patent No. 201610129023.1 The safety monitoring method for describing railway freight-car of Chinese patent, more system, but the monitoring device in this method is by shaft end Storage battery power supply in generator, the life of storage battery is shorter, and this railway freight-car to flood tide brings very big maintenance work Amount.

To sum up, though the safe operation of existing railway freight-car self-power supply device and safety monitoring assembly to railway freight-car at present There is certain help, but reliability is not high, it is difficult to really for existing lorry.

Utility model content

The utility model purpose is to provide a kind of each compartment individually oneself power supply, the detection system of more piece compartment integral monitoring System, to solve the above problems.

To achieve the above object, the utility model discloses a kind of railway freight-car vibration self-generation device, including mill first Consumption portion and Power Generation Section, the abrasion portion are arranged on the lower surface of the bolster of railway goods train bogie and vibrated with the bolster, The Power Generation Section is arranged on the spring planet relative with the bolster lower surface, the abrasion portion and the Power Generation Section of vibration Keep contacting and drive the Power Generation Section to generate electricity, be railway freight-car single-unit by this kind of mechanical energy and the transform mode of electric energy Compartment self-powered is provided may.

Further, the Power Generation Section includes casing, pinion and rack and generator, the pinion and rack and hair Motor is located at the inside of the casing, and the pinion and rack includes intermeshing rack and first gear, the rack One end be connected with a push rod, the other end is connected with a damped part, and the push rod is contacted with the abrasion portion and with the mill Consumption portion moves up and down together；The first gear drives second gear affixed on the alternator shaft to rotate.

Further, the damped part is spring spool, and the spring spool includes sleeve part and spring, the sleeve Portion is arranged on the bottom of the casing, and the spring is socketed in the sleeve part, and one end is connected with the rack, described The spring of spring is in its pre-compressed state.

Further, the pinion and rack also includes the second speed increasing gear, second speed increasing gear and described the One gear is coaxial and is engaged with the second gear, and the reference radius of second speed increasing gear is more than the first gear Reference radius.

Further, in addition to multiple bars with directive wheel, the bar is pivotally connected with the casing, and the rack passes through described Directive wheel guide and limit.

Further, the abrasion portion includes the fixed plate for be arrangeding in parallel and being connected with each other successively, the first portable plate, abrasion Plate and the second portable plate, the fixed plate are connected with the lower surface of the bolster, and the wearing plate passes through the first portable plate and Two portable plates are fixed, and second portable plate is provided with through hole, and the push rod connects through the through hole with the wearing plate Touch.

Further, the face of the wearing plate and the ejector pin contact is concave spherical surface, and the push rod connects with the concave spherical surface Tactile face is convex spherical.

Then, the utility model discloses a kind of railway freight-car safety monitoring system, including any of the above-described described vibration Self-generating device, in addition to information collecting device, telegon, main control computer, cloud server and display terminal, described information are adopted Acquisition means and telegon are powered by vibration self-generation device, and the telegon is connected with described information harvester, the association Adjust device be connected with the main control computer, the main control computer is connected with the cloud server, the cloud server with it is described Display terminal connection interaction, the display terminal includes mobile APP display terminals.

Further, described information harvester is arranged on the compartment of any railway freight-car, including temperature sensor, end End and router, the quantity of the temperature sensor of any described information harvester is 9, wherein 8 temperature are passed Sensor is separately mounted on the adapter of roller bearing adapter stabilizer bar, and is contacted with the outer ring of 8 bearings of the roller bearing adapter stabilizer bar, in addition One temperature sensor is the temperature sensor for being arranged on measuring environment temperature on bogie.

Further, the temperature sensor uses DS18B20 temperature sensors, and described information harvester is used ZigBee module sets up network.

Compared with prior art, the utility model has the advantage of：

The utility model is directed to the vibration self-generation of railway freight-car, can effectively reclaim the mechanical energy dissipated originally, conversion Electric energy rectifying and wave-filtering be stored in after super capacitor, can be stably the power electronic equipment such as axle temperature monitoring device, and based on this The railway freight-car safety monitoring assembly of vibration self-generation, develop a railway servant and leader can real time inspection obtain truck headache Monitoring system APP, so that the security information real time on-line monitoring of railway freight-car can be realized, the anticipation in advance of safety is run to lorry And accident emergency rescue has good guaranteeing role, the safety in operation of lorry is drastically increased, while railway can be reduced The quantity of ground monitoring equipment, brings huge economic benefit and social benefit.

Below with reference to accompanying drawings, the utility model is described in further detail.

Brief description of the drawings

The accompanying drawing for constituting the part of the application is used for providing further understanding to of the present utility model, of the present utility model Schematic description and description is used to explain the utility model, does not constitute to improper restriction of the present utility model.In accompanying drawing In：

Fig. 1 is the axonometric schematic diagram of railway freight-car vibration self-generation device disclosed in the utility model preferred embodiment；

Fig. 2 is the internal junction of casing first of railway freight-car vibration self-generation device disclosed in the utility model preferred embodiment Structure schematic diagram；

Fig. 3 is the internal junction of casing second of railway freight-car vibration self-generation device disclosed in the utility model preferred embodiment Structure schematic diagram；

Fig. 4 is the scheme of installation of railway freight-car vibration self-generation device disclosed in the utility model preferred embodiment；

Fig. 5 is railway freight-car safety monitoring system schematic diagram disclosed in the utility model preferred embodiment.

Marginal data：

1st, vibration self-generation device；10th, abrasion portion；

11st, fixed plate；12nd, the first portable plate；13rd, wearing plate；14th, the second portable plate；141st, through hole；

20th, Power Generation Section；21st, casing；22nd, generator；23rd, rack；24th, first gear；25th, push rod；26th, spring spool； 27th, the second speed increasing gear；28th, second gear；29th, directive wheel；30th, bar；

2nd, safety monitoring system；201st, information collecting device；2011st, sensor group；2012nd, terminal；2013rd, router； 202nd, telegon；203rd, main control computer；204th, cloud server；205th, display terminal；

3rd, bolster；4th, spring planet.

Embodiment

Embodiment of the present utility model is described in detail below in conjunction with accompanying drawing, but the utility model can be by right It is required that the multitude of different ways for limiting and covering is implemented.

The utility model embodiment discloses a kind of railway freight-car vibration self-generation device 1 first, as Figure 1-Figure 4, Its main operational principle is, using in railway freight-car running, the mechanical energy of the up-down vibration of bolster 3 of bogie to be converted into Electric energy, and further powered for other devices on boxcar.The vibration self-generation device 1 includes abrasion portion 10 and Power Generation Section 20, abrasion portion 10 is connected with the lower surface of the bolster 3 of railway goods train bogie, and Power Generation Section 20 is arranged on and the lower surface phase of bolster 3 To spring planet 4 on.

In the present embodiment, Power Generation Section 20 includes a casing 21 and the pinion and rack being arranged in casing 21 and generating Machine 22, pinion and rack includes intermeshing rack 23 and first gear 24, and one end of rack 23 is connected with a push rod 25, Offer a hole on the top sealing plate of casing 21, push rod 25 is protruding and then contacted with abrasion portion from the hole.Rack 23 The other end be connected with a damped part, in the present embodiment, the damped part is spring spool 26, and the spring spool 26 includes Sleeve part and the spring in sleeve part, sleeve part are arranged on the bottom of casing 21, and one end and the rack 23 of spring connect Connect.

Push rod 25 is contacted with abrasion portion 10 and moved up and down with abrasion portion 10, in the present embodiment, rack-and-pinion machine Structure also includes the second speed increasing gear 27, and the main function of second speed increasing gear 27 has been turning for the input shaft of increase generator 22 Speed, to improve the efficiency of generating, wherein, the second speed increasing gear 27 and first gear 24 be coaxial and input shaft with generator 22 on Second gear 28 engage, in order to ensure the effect of speedup, the reference radius of the second speed increasing gear 27 is more than first gear 24 Reference radius, so as to also achieve driving of the pinion and rack to second gear 28.

In the present embodiment, abrasion portion 10 is mainly made up of four blocks of plates being parallel to each other, and respectively fixed plate 11, first is lived Dynamic plate 12, the portable plate 14 of wearing plate 13 and second, wherein, fixed plate 11 is connected with the lower surface of bolster 3, and wearing plate 13 passes through the One portable plate 12 and the second portable plate 14 are together fixed on bolster 3 with fixed plate 11 again after being fixed, and the second portable plate 14 are provided with through hole 141, and push rod 25 is contacted through through hole 141 with wearing plate 13.Further, in the present embodiment, wearing plate 13 The upper face that contact with push rod 25 is that the face contacted on concave spherical surface, push rod 25 with concave spherical surface is convex spherical, corresponding concave spherical surface and convex Spherical face strengthens relative antiwear property by heat treatment.Coordinated using this kind of point higher pair, it is possible to use multiple directions Vibration mechanical energy.In the present embodiment, the original state of spring is its pre-compressed state, to ensure wearing plate 13 and push rod 25 The state of contact is always maintained in the course of the work.

For the linear motion up and down of the rack 23 that ensures pinion and rack, in the present embodiment, it is additionally provided with multiple Bar 30 with directive wheel 29, bar 30 is pivotally connected with casing 21, rack 23 by the guide and limit of directive wheel 29, meanwhile, in the present embodiment In, employ oil lubrication between each motion.

Then, the utility model embodiment discloses the railway freight-car safety monitoring powered based on vibration self-generation device 1 System 2, as shown in figure 5, the system also includes information collecting device 201, telegon 202, main control computer 203, cloud server 204 and display terminal 205, information collecting device 201 and telegon 202 are powered by vibration self-generation device 1, telegon 202 The various types of signal that receive information harvester 201 is collected, and sent by telegon 202 to main control computer 203, main control computer Its data is being uploaded to cloud server 204 by 203, and final cloud server 204 is connected interaction with display terminal 205, in time Show monitoring information.In actual applications, display terminal 205 can be mobile APP display terminals, can be applied to personal movement and set It is standby.Wherein, information collecting device 201 is arranged on the compartment of any railway freight-car, including temperature sensor and acceleration sensing Sensor group 2011, terminal 2012 and the router 2013 of device composition, terminal 2012 is exactly that sensor information is directly passed on ZigBee module, then terminal (ZigBee module) (can be used by ZigBee-network wirelessly transmitting data to telegon 202 ZigBee module, when communication distance farther out when need router 2013), for one section compartment in information collecting device 201, can Using wired (such as CAN, LonWorks, WorldFip, MVB, EPA) or wireless network transmissions, for more piece compartment Between, transmitted (such as ZigBee, GPRS, 3G, GSM, WIFI, RFID, NFC, bluetooth, CD-MA) using wireless networking, transmission is eventually End node is launched after data in gathered data and successfully to telegon 202, and secure data and train head are carried out by telegon 202 The railway freight-car position data that GPS module is returned by spi bus is integrated, after Data Integration telegon 202 by serial ports with setting The main control computer 203 for being placed in lorry head communicates, and main control computer 203 realizes that internet is connected and incited somebody to action by railway internal lan The security information and lorry run location coded data in each section compartment decode to be uploaded to cloud database, meanwhile, master control electricity The truck headache information can be shown on display screen by brain 203 in real time, and sound and light alarm prompting department will be sent when occurring exception Machine is taken action.After the data storage of high in the clouds, the mobile APP that railway freight-car administrative staff can be developed by us is to operating The security information of railway freight-car and lorry position are monitored in real time, and can be intuitively on map after selection target lorry Lorry positional information and the security information in display target compartment are shown, high in the clouds will monitor whole security information in real time, once occur It is abnormal, by APP, or in the form of short message railway freight-car administrative staff will be notified to take relevant action to avoid generation great in time Loss, while after generation accident, emergency relief is realized in the geographical position that can be navigated to according to the last time.Specific works mistake Journey is following (so that axle temperature, acceleration information are transmitted in ZigBee networkings as an example)：

(1) there is the situation of 8 bearings for often section train, it is contemplated that the contrast with environment temperature is, it is necessary to often to save train 9 DS18B20 temperature sensors are arranged, wherein the temperature sensor of 8 survey axle temperatures is arranged on the adapter of roller bearing adapter stabilizer bar, It is in contact with bearing；

(2) it is that every section car arranges a ZigBee module and by railway to handle the secure data that these sensors are gathered The telegon 202ZigBee modules on lorry head set up network, and other ZigBee terminal modules add network formation mesh network For preliminary treatment secure data；

(3) it is right in other railway freight-car ZigBee-networks to avoid in railway freight-car ZigBee-network terminal node from being connected to The collection of data produces deviation, and ZigBee-network sends message mode selection multicast sender formula, specific processing mode：Using list Bussing technique connects the sensor on single-unit train by line, and ZigBee module passes through inside identification sensor globally unique 64 Position ROM codes are sensor number, and sensing data is read by polling operation traversal.For axle temperature data, combination temperature is also needed Sensor number to axle temperature data carry out for the first time using comma as the coding of separator, coded format for (LA, LB, LC, LD, RA, RB, RC, RD, ENV), it represents four, rail cars left side bearing and four, the right bearing and environment temperature, single train respectively Bearing temperature monitoring node is collected after data by 16 short addresses of ZigBee mesh network combinations ZigBee module itself to every section Train axle temperature data carry out second with the coding that ' * ' is separator, and coded format is that (XA*TEMPA) wherein XA represents difference The short address that ZigBee module is distributed in ZigBee-network by telegon 202, TEMPA represents the data of coding for the first time, will The short address that ZigBee module is allocated in a network can realize the standard of all bearings of lorry after being bound with single-unit lorry It is determined that the measurement of position and temperature.

(4) ZigBee terminal nodes are carried out in gathered data and by telegon 202 after successfully launching data to telegon 202 The train location data that bearing temperature data, lorry three-dimensional acceleration and railway freight-car head GPS module are returned by spi bus Integrate, ZigBee telegons 202 are communicated by serial ports with being arranged at the main control computer 203 on train head after Data Integration, master control The railway freight-car axle temperature information, each dimension acceleration information are shown on display screen, and set three-level warning level by computer 203 in real time Value, sound and light alarm prompting driver will be sent when occurring abnormal and will be taken action.

(5) main control computer 203 by railway internal lan realize internet connection and by the bearing temperature in each section compartment, Each dimension acceleration and lorry run location coded data decode to be uploaded to cloud database, and cloud database is using number of increasing income According to storehouse mysql, high in the clouds data handling system uses open source linux operating system ubuntu.After the data storage of high in the clouds, railway freight-car The mobile APP that administrative staff can be developed by us carries out real to the security information of operating railway freight-car and lorry position When monitor, and the peace of lorry positional information and display target compartment can be intuitively shown after selection target lorry on map Full information, high in the clouds will monitor whole security information in real time, once occur it is abnormal, will be by APP, or notify in the form of short message iron Afloat car administrative staff take relevant action to avoid producing heavy losses in time, while after generation accident, can be according to nearest one The secondary geographical position navigated to, realizes emergency relief.

In the present embodiment, the monitoring process of acceleration information is：Before the non-rectifying and wave-filtering of vibration self-generation device 1 Electric signal accesses power management chip, then by this signal through launching data to telegon 202 by ZigBee mesh networks, ZigBee telegons 202 are communicated by serial ports with being arranged at the main control computer 203 on train head, and main control computer 203 passes through railway Internal lan realizes internet connection and this electric signal is uploaded into cloud database, and Control Room obtains electric signal from high in the clouds, The acceleration signal of push rod 25, then acceleration and railway goods by push rod 25 are obtained after simulation software processing by secondary development The transformational relation of car acceleration, acceleration signal of the railway freight-car in vertical direction is converted into by the acceleration signal of push rod 25, then Railway freight-car acceleration signal is uploaded to high in the clouds, such APP just directly can obtain railway freight-car acceleration from high in the clouds, so that only The purpose of railway freight-car acceleration information is just monitored using vibration self-generation device 1, this analyzes pre- measuring tool for freight car deraicment It is of great importance.

Preferred embodiment of the present utility model is the foregoing is only, the utility model is not limited to, for this For the technical staff in field, the utility model can have various modifications and variations.It is all it is of the present utility model spirit and principle Within, any modification, equivalent substitution and improvements made etc. should be included within protection domain of the present utility model.

Claims (10)

1. a kind of railway freight-car vibration self-generation device, it is characterised in that including abrasion portion (10) and Power Generation Section (20), the mill Consumption portion (10) is arranged on the lower surface of the bolster of railway goods train bogie (3) and vibrated with the bolster (3), described to generate electricity Portion (20) is arranged on the spring planet (4) relative with the bolster (3) lower surface, the abrasion portion (10) of vibration with it is described Power Generation Section (20) keeps contacting and drives the Power Generation Section (20) to generate electricity.

2. railway freight-car vibration self-generation device according to claim 1, it is characterised in that the Power Generation Section (20) includes Casing (21), pinion and rack and generator (22), the pinion and rack and generator (22) are located at the casing (21) inside, the pinion and rack includes intermeshing rack (23) and first gear (24), the rack (23) One end be connected with a push rod (25), the other end is connected with a damped part, and the push rod (25) connects with the abrasion portion (10) Touch and moved with the abrasion portion (10)；The first gear (24) is driven affixed the in generator (22) rotating shaft Two gears (28) are rotated.

3. railway freight-car vibration self-generation device according to claim 2, it is characterised in that the damped part is spring Sleeve (26), the spring spool (26) includes sleeve part and spring, and the sleeve part is arranged on the bottom of the casing (21), The spring is socketed in the sleeve part, and one end is connected with the rack (23), and the spring of the spring is in advance Compressive state.

4. railway freight-car vibration self-generation device according to claim 3, it is characterised in that the pinion and rack is also Including the second speed increasing gear (27), second speed increasing gear (27) and the first gear (24) it is coaxial and with second tooth (28) engagement is taken turns, the reference radius of second speed increasing gear (27) is more than the reference radius of the first gear (24).

5. railway freight-car vibration self-generation device according to claim 4, it is characterised in that also including multiple band directive wheels (29) bar (30), the bar (30) is pivotally connected with the casing (21), and the rack (23) is oriented to by the directive wheel (29) It is spacing.

6. according to any described railway freight-car vibration self-generation devices of claim 2-5, it is characterised in that the abrasion portion (10) fixed plate (11), the first portable plate (12), wearing plate (13) and the second work for be arrangeding in parallel and being connected with each other successively are included Dynamic plate (14), the fixed plate (11) is connected with the lower surface of the bolster (3), and the wearing plate (13) passes through the first portable plate (12) it is fixed with the second portable plate (14), second portable plate (14) is provided with through hole (141), the push rod (25) is worn The through hole (141) is crossed to contact with the wearing plate (13).

7. railway freight-car vibration self-generation device according to claim 6, it is characterised in that the wearing plate (13) and institute The face for stating push rod (25) contact is concave spherical surface, and the face that the push rod (25) contacts with the concave spherical surface is convex spherical.

8. a kind of railway freight-car safety monitoring system, including any described vibration self-generation devices of the claims 1-7 (1), it is characterised in that also including information collecting device (201), telegon (202), main control computer (203), cloud server (204) and display terminal (205), described information harvester (201) and telegon (202) pass through vibration self-generation device (1) Power supply, the telegon (202) is connected with described information harvester (201), the telegon (202) and the main control computer (203) connect, the main control computer (203) is connected with the cloud server (204), the cloud server (204) and institute Display terminal (205) connection interaction is stated, the display terminal (205) includes mobile APP display terminals.

9. railway freight-car safety monitoring system according to claim 8, it is characterised in that described information harvester (201) on the compartment for being arranged on any railway freight-car, including sensor group (2011), terminal (2012) and router (2013), Any sensor group (2011) includes 9 temperature sensors, turns wherein 8 temperature sensors are separately mounted to lorry Contacted on the adapter of frame, and with the outer ring of 8 bearings of the roller bearing adapter stabilizer bar, another described temperature sensor is It is arranged on the temperature sensor of measuring environment temperature on bogie.

10. railway freight-car safety monitoring system according to claim 9, it is characterised in that the temperature sensor is used DS18B20 temperature sensors, described information harvester (201) sets up network using ZigBee module.