CN202205219U - Ground identification device for universal railway train number - Google Patents
Ground identification device for universal railway train number Download PDFInfo
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- CN202205219U CN202205219U CN2011203172783U CN201120317278U CN202205219U CN 202205219 U CN202205219 U CN 202205219U CN 2011203172783 U CN2011203172783 U CN 2011203172783U CN 201120317278 U CN201120317278 U CN 201120317278U CN 202205219 U CN202205219 U CN 202205219U
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- 238000007689 inspection Methods 0.000 description 5
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- 238000009434 installation Methods 0.000 description 3
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Abstract
The utility model discloses a ground identification device for a universal railway train number, comprising a host system (1), wherein the host system (1) comprises a main control unit (11), a communication unit (15) connected with the main control unit (11), a decoding unit (13), a power source unit (16) for supplying power to the identifying device and at least two pairs of magnet steels; two magnet steels (21) in each pair of magnet steels are oppositely arranged; an antenna (22) is arranged between each pair of magnet steels (21); the host system (1) further consists of a microwave unit (14) connected with the antenna (22) and a magnet steel unit (12) connected with the two magnet steels (21). In the identification device provided in the utility model, the ground identification device is provided with at least two pairs of magnet steels; the antenna is arranged between each pair of magnet steels, so the running direction of a train is judged through the signals of magnet steels with different mounting positions and the order of the label data of an electronic label received through the antennas at different positions; and the running direction of a train can be accurately judged.
Description
Technical field
The utility model relates to railroad train license number automatic identification field, relates in particular to a kind of general-type railway license number ground recognition device that is applied to occasions such as carshop's (section), marshalling yard, inspection and repair shop.
Background technology
Automatic train identification system (AEI) has been used widely in places such as railway main track and carshop's (section), marshalling yard, inspection and repair shops since 2000 apply.
Factory of the prior art segment type train ground recognition device; The license number ground recognition device modification that is based on the use of railway main track forms, and only can satisfy the basic demand of occasions such as carshop's (section), marshalling yard, inspection and repair shop to license number identification, but because recognition device of the prior art only is provided with an antenna; Therefore can not rely on antenna to discern the direction of train driving; And then can not accurately judge the traffic direction of train, because under occasions such as carshop's (section), marshalling yard, inspection and repair shop, train often is to be in low speed driving state (speed per hour is less than 15 kilometers/hour); And restart after a period of time that can stop as required going; Therefore the ground recognition device of prior art is when the direction of traffic of the train of judging low speed driving, and therefore error rate can not satisfy user's actual demand than higher.
In addition; Rolling stock section, inspection and repair shop also need be safeguarded the electronic tag of train license number; And recognition device of the prior art can't judge still whether the performance of label descends, and can only judge whether that needs upgrade, safeguard electronic tag according to whether receiving label information.
The utility model content
The technical matters that the utility model will solve is; Because recognition device of the prior art only is equipped with an antenna; Therefore can not accurately judge the direction of train driving,, a kind of general-type railway license number ground recognition device is provided to the above-mentioned defective of prior art.
The utility model solves the technical scheme that its technical matters adopted: a kind of general-type railway license number ground recognition device; Comprise host computer system, said host computer system comprises main control unit, the communication unit that is connected with said main control unit, decoding unit, is the power supply unit of said recognition device power supply, also comprises at least two pairs of magnet steel; Each is equipped with a strip antenna to magnet steel; Wherein, each is oppositely arranged two magnet steel in the magnet steel, and said antenna is arranged between said two magnet steel; The magnet steel unit that said host computer system also comprises the microwave unit that is connected with said antenna, all is connected with said two magnet steel.
Preferably, said microwave unit be included as said antenna RF energy is provided and will carry out from the signal that said antenna receives the mixing demodulation process the microwave radio plate, with treated signal change and send to the microwave-based band plate of said main control module.
Preferably, said microwave radio plate comprises the microwave generation module that produces microwave signal, the directional coupler of second power amplifier that microwave signal is amplified, the circulator that the feedback signal of antenna and the high-frequency energy signal that produces from said second power amplifier are separated, separative power signal, supplies the user to select the branch switch of required antenna; Said microwave radio plate also comprises first power amplifier, be used for processing circuitry of intermediate frequency that the feedback signal of antenna is carried out the frequency mixer of demodulation, the signal of institute's demodulation is handled; Said microwave radio plate also comprises the testing circuit that data that said directional coupler is separated are handled.
Preferably, said microwave-based band plate be included as the power supply of said microwave radio plate power supply processing circuit, with the label signal that is received convert to digital signal the AD chip, said digital signal is carried out the field programmable gate array of logical operation, the DSP of processing digital signal.
Preferably, the quantity of said at least two pairs of magnet steel is two pairs, is respectively first pair of magnet steel and second pair of magnet steel, and said first pair of magnet steel comprises forward start magnet steel, the first switch door magnet steel; Said second pair of magnet steel comprises reverse start magnet steel, second switch door magnet steel; Wherein, be provided with first antenna between said forward start magnet steel and the said switch door magnet steel; Be provided with second antenna between said reverse start magnet steel and the second switch door magnet steel; Distance between said first antenna and said second antenna is 4.5 meters, and the distance between said first switch door magnet steel and the said second switch door magnet steel is 280 millimeters.
Preferably, the quantity of said at least two pairs of magnet steel is four pairs, and each is to being provided with a strip antenna between the magnet steel, and the distance between the adjacent antenna is 4.5 meters.
The technical scheme of the utility model; Has following beneficial effect: because the ground recognition device is provided with at least two pairs of magnet steel; Each is to being provided with a strip antenna between the magnet steel; The signal of the magnet steel that receives different installation sites capable of using and then start corresponding antenna, the sequencing that utilizes the antenna that is installed in diverse location to receive the label data of electronic tag is judged the travel direction of train, can accurately judge the travel direction of train.
In addition; Recognition device in the utility model can carry out amplitude and frequency spectrum is analyzed to signal; Whether the performance parameter of judging label is normal, and then judges whether electronic tag need upgrade or keep in repair, and can strengthen the electronic tag of train is carried out periodic maintenance; Alleviate the burden that label is safeguarded, saved cost.
Description of drawings
To combine accompanying drawing and embodiment that the utility model is described further below, in the accompanying drawing:
Fig. 1 is the ground recognition device structural representation of the utility model one embodiment;
Fig. 2 is the on-the-spot scheme of installation of the ground recognition device of the utility model one embodiment;
Fig. 3 is the inner structure synoptic diagram of the microwave unit of the utility model one embodiment.
Embodiment
As shown in Figure 1, be the structural representation of the license number ground recognition device of the utility model.This device comprises host computer system 1, at least two pairs of magnet steel; Each is oppositely arranged two magnet steel 21 in the magnet steel; Each is to being provided with antenna 22 between the magnet steel; Wherein, this host computer system 1 comprises main control unit 11, magnet steel unit 12, decoding unit 13, microwave unit 14, communication unit 15 and power supply unit 16.
Wherein, magnet steel 21 is connected with said magnet steel unit 12, and antenna 22 is connected with microwave unit 14, communication unit 15 external centralized management computing machines 3.And said magnet steel unit 12, decoding unit 13, microwave unit 14, communication unit and power supply unit 16 connect in said main control unit 11 respectively.Further,
As shown in Figure 3, be the structural representation of the microwave unit of the utility model.Particularly, said microwave unit 14 specifically comprises microwave-based band plate 141 and microwave radio plate 142.Further, this microwave-based band plate 141 comprises: power supply processing circuit 1411, AD chip 1412, field programmable gate array 1413, DSP1414; Said microwave radio plate 142 comprises: microwave generation module 1421, first power amplifier 1422, frequency mixer 1423, circulator 1424, directional coupler 1425, testing circuit 1426, processing circuitry of intermediate frequency 1427, branch switch 1428, second power amplifier 1429.
Particularly, the logarithm of magnet steel can be set as required, and each all is equipped with a strip antenna 22 to magnet steel; But antenna 22 need be arranged between two magnet steel 21; The kind of this magnet steel 21 also can be set as required, can be active magnet steel or passive magnet steel, this is not limited here.But the matching relationship between antenna and magnet steel 21 and the antenna 22 (like mounting distance etc.) can be set according to actual conditions (like highway section, place etc.), this is not limited here.
As preferably, in the present embodiment, the quantity of at least two pairs of magnet steel can be 2 pairs, and is as shown in Figure 2 at this moment, is the rig-site utilization figure of license number ground recognition device of an embodiment of the utility model.In the present embodiment, this device is applied in the practical application of railway.Wherein, at least two pairs of magnet steel comprise first pair of magnet steel and second pair of magnet steel, and wherein, this first pair of magnet steel comprises forward start magnet steel 211, the first switch door magnet steel 212; Said second pair of magnet steel comprises reverse start magnet steel 213, second switch door magnet steel 214, wherein, is provided with between said first pair of magnet steel between 221, the second pairs of magnet steel of first antenna and is provided with second antenna 222.Further; Be example with a section of railway track track this moment; From left to right, with four sleepers respectively label be No. 1 sleeper, No. 2 sleepers, No. 3 sleepers and No. 4 sleepers, as shown in Figure 2; The left side, the first switch door magnet steel 212 that forward start magnet steel 211 is installed in No. 1 sleeper be installed in No. 2 and No. 3 sleepers between, and first antenna 221 is arranged on No. 1 and the first switch door magnet steel 212 is arranged on No. 1 and No. 2 sleepers between; And second switch door magnet steel 214 is installed in No. 2 and No. 3 sleepers between, the magnet steel 213 of oppositely starting shooting is arranged on the right of No. 4 sleepers, and second antenna 222 is arranged on No. 3 and No. 4 sleepers between; Wherein, Distance between the first switch door magnet steel 212 and the second switch door magnet steel 214 can be set as required, this is not limited, as preferably here; In the ability instance, this distance is 280 millimeters; And the distance between said first antenna 221 and second antenna 222 also can be set as required, equally this is not limited, but as preferred, in the present embodiment, the distance between first and second antenna is 4.5 meters here.Further, in the utility model, the quantity of at least two pairs of magnet steel can be 4 pairs, and wherein, each is to being provided with antenna between the magnet steel.
In order to understand the scheme of the utility model better, specifically describe the implementation procedure of the recognition device of the utility model below:
As shown in Figure 2, the travel direction that suppose train this moment supposes that for from right to left this train has 15 joint compartments; Every joint compartment bottom is equipped with an electronic tag, from left to right, is denoted as: No. 1, No. 2,,, No. 15; When the train process is provided with the highway section of this recognition device; When train began to press this reverse start magnet steel 213, magnet steel unit 12 collected the magnet steel signal, sent this signal to microwave unit 14 through master control single 11; The microprocessor 1414 of microwave unit 14 makes input signal synchronous with inner oscillator signal after this magnet steel signal is carried out the phaselocked loop processing.Then microwave generation unit 1421 produces microwave signal; Through being transferred to circulator 1424 after 1422 amplifications of first power amplifier; Circulator 1424 separates the high-frequency energy signal of antenna feedback signal that is received and 1429 generations of said second power amplifier, makes this high-frequency energy signal can only be transferred to this directional coupler 1425; Then directional coupler 1425 is isolated the strong signal that is received on the one hand; Make that this strong signal is transferred to antenna 22 through branch switch 1428; On the other hand the power detection Signal Separation is come out; Mask data is sent to testing circuit 1426 detect, wherein, this mask data comprises the information such as frequency of power and signal.Then switch to second antenna 222 through branch switch 1428; After starting, reads by second antenna 222 data message of No. 1 electronic tag of train; Wherein, this data message can comprise: train number, license number, a preface, total number, vehicle time of arrival, vehicle are through numbering and other relevant informations of time, electronic tag.After then second antenna 222 is coupled through branch switch 1428, directional coupler 1425 data message that is read with the signal that is received, the signal of separating is sent to testing circuit 1426, the antenna feedback signal is sent to circulator 1424; Wherein, this feedback signal is carried the data message of electronic tag, and testing circuit 1426 detects the signal that carries label data information that is received and whether meets tag format; If meet, send the qualified signal of electronic tag to AD chip 1412, otherwise send the underproof signal of electronic tag; And circulator 1424 is transferred to frequency mixer 1423 with the antenna feedback signal that is received; After this frequency mixer 1423 carries out demodulation with this antenna feedback signal, after processing circuitry of intermediate frequency 1427 is handled, be transferred to AD chip 1412; This AD chip becomes digital signal to the antenna feedback conversion of signals of carrying label data that is received; 1413 pairs of received digital signals of field programmable gate array are carried out logical operation, and the digital signal of 1414 pairs of computing gained of digital signal processor is handled, particularly; Can carry out amplitude and spectrum analysis; Whether the performance parameter of judging label in normal range, if the tag performance parameter is unusual, is then returned to main control unit 11 and is carried the signal that label data is in ERST information; If in normal range, send feedback signal then for main control unit 11, wherein this feedback signal comprises data message, analysis and the judged result of label.Decoding unit 13 sends to extraneous centralized management computing machine 3 through communication unit 15 with decoded data with this signal decoding, and when this data carry tag parameter abnormal information, centralized management computing machine 3 gets into the label return signal state of handling.Then; Train was pressed second switch door magnet steel 214; Then pressed the first switch door magnet steel 212, magnet steel unit 12 collects the magnet steel signal, so branch switch switches to first antenna 221; The ground recognition device repeats the process of above-mentioned signal collection; The label data from No. 1 electronic tag that centralized management computing machine 3 receives through first antenna 212 once more, therefore this centralized management computing machine 3 can collect the travel direction of this train of sequencing judgement of magnet steel signal according to magnet steel unit 12, also can judge the travel direction of train further according to the data message of the electronic tag that different antennas received.
Need to prove; In the foregoing description; Mainly specified the course of work of the recognition device that two signal recognition systems are installed; This recognition device is used to monitor a trunk railway, but this recognition device can be installed two above signal recognition systems and controls different trunk railways This train is bound for XXX.For example, eight signal recognition systems are installed, trunk railway of per two signal recognition systems control, therefore four trunk railways of eight signal recognition system may command.
In the utility model; Because the ground recognition device is provided with at least two pairs of magnet steel; Each is to being provided with a strip antenna between the magnet steel; The magnet steel signal of the magnet steel that receives different installation sites capable of using and then start corresponding antenna, the sequencing that utilizes the antenna that is installed in diverse location to receive the label data of electronic tag is judged the travel direction of train, can accurately judge the travel direction of train.
In addition; Recognition device in the utility model can carry out amplitude and frequency spectrum is analyzed to signal; Whether the performance parameter of judging label is normal, and then judges whether electronic tag need upgrade or keep in repair, and can strengthen the electronic tag of train is carried out periodic maintenance; Alleviate the burden that label is safeguarded, saved cost.
Though the utility model describes through specific embodiment, it will be appreciated by those skilled in the art that, under the situation that does not break away from the utility model scope, can also carry out various conversion and be equal to alternative the utility model.In addition, to particular condition or material, can do various modifications to the utility model, and not break away from the scope of the utility model.Therefore, the utility model is not limited to disclosed specific embodiment, and should comprise the whole embodiments that fall in the utility model claim scope.
Claims (6)
1. general-type railway license number ground recognition device; Comprise host computer system (1); Said host computer system (1) comprises main control unit (11), the communication unit (15) that is connected with said main control unit (11), decoding unit (13), is the power supply unit (16) of said recognition device power supply, it is characterized in that, also comprises at least two pairs of magnet steel; Each is equipped with a strip antenna (22) to magnet steel; Wherein, each is oppositely arranged two magnet steel (21) in the magnet steel, and said antenna (22) is arranged between said two magnet steel (21); The magnet steel unit (12) that said host computer system (1) also comprises the microwave unit (14) that is connected with said antenna (22), all is connected with said two magnet steel (21).
2. recognition device according to claim 1; It is characterized in that, said microwave unit (14) be included as said antenna (22) provide RF energy and to the signal that receives from said antenna (22) carry out the mixing demodulation microwave radio plate (142), with treated signal change and send to the microwave-based band plate (141) of said main control module.
3. recognition device according to claim 2; It is characterized in that, the directional coupler (1425) of second power amplifier (1429) that said microwave radio plate (142) comprises the microwave generation module (1421) that produces microwave signal, amplify microwave signal, the circulator (1424) that the feedback signal of antenna and the high-frequency energy signal that produces from said second power amplifier (1429) are separated, separative power signal, supply the user to select the branch switch (1428) of required antenna; Said microwave radio plate (142) also comprises first power amplifier (1422), be used for processing circuitry of intermediate frequency (1427) that the feedback signal of antenna is carried out the frequency mixer (1423) of demodulation, the signal of institute's demodulation is handled; Said microwave radio plate (142) also comprises the testing circuit (1426) that data that said directional coupler (1425) is separated are handled.
4. recognition device according to claim 1; It is characterized in that, said microwave-based band plate (141) be included as said microwave radio plate (142) power supply power supply processing circuit (1411), with the label signal that is received convert to digital signal AD chip (1412), said digital signal is carried out the field programmable gate array (1413) of logical operation, the DSP (1414) of processing digital signal.
5. according to any described recognition device of claim 1 to 4; It is characterized in that; The quantity of said at least two pairs of magnet steel is two pairs, is respectively first pair of magnet steel and second pair of magnet steel, and said first pair of magnet steel comprises forward start magnet steel (211), the first switch door magnet steel (212); Said second pair of magnet steel comprises reverse start magnet steel (213), second switch door magnet steel (214); Wherein, be provided with first antenna (221) between said forward start magnet steel (211) and the said switch door magnet steel (212); Be provided with second antenna (222) between said reverse start magnet steel (213) and the second switch door magnet steel (214); Distance between said first antenna (221) and said second antenna (222) is 4.5 meters, and the distance between said first switch door magnet steel (212) and the said second switch door magnet steel (214) is 280 millimeters.
6. according to any described recognition device of claim 1 to 4, it is characterized in that the quantity of said at least two pairs of magnet steel is four pairs, each is to being provided with a strip antenna between the magnet steel, and the distance between the adjacent antenna is 4.5 meters.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203172783U CN202205219U (en) | 2011-08-26 | 2011-08-26 | Ground identification device for universal railway train number |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203172783U CN202205219U (en) | 2011-08-26 | 2011-08-26 | Ground identification device for universal railway train number |
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| CN202205219U true CN202205219U (en) | 2012-04-25 |
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| CN2011203172783U Expired - Lifetime CN202205219U (en) | 2011-08-26 | 2011-08-26 | Ground identification device for universal railway train number |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102837717A (en) * | 2012-08-17 | 2012-12-26 | 深圳市远望谷信息技术股份有限公司 | Method and device for identifying and judging train advancing direction and shunting situation by train number |
| CN102887158A (en) * | 2012-09-12 | 2013-01-23 | 上海富欣智能交通控制有限公司 | Train position detection method |
| CN104401369A (en) * | 2014-10-17 | 2015-03-11 | 苏州华兴致远电子科技有限公司 | Train monitoring system and train monitoring method |
-
2011
- 2011-08-26 CN CN2011203172783U patent/CN202205219U/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102837717A (en) * | 2012-08-17 | 2012-12-26 | 深圳市远望谷信息技术股份有限公司 | Method and device for identifying and judging train advancing direction and shunting situation by train number |
| CN102837717B (en) * | 2012-08-17 | 2015-09-23 | 深圳市远望谷信息技术股份有限公司 | Train number recognition is utilized to judge method and the device of train direct of travel and situation of shunting |
| CN102887158A (en) * | 2012-09-12 | 2013-01-23 | 上海富欣智能交通控制有限公司 | Train position detection method |
| CN102887158B (en) * | 2012-09-12 | 2016-03-23 | 苏州富欣智能交通控制有限公司 | Train position detection method |
| CN104401369A (en) * | 2014-10-17 | 2015-03-11 | 苏州华兴致远电子科技有限公司 | Train monitoring system and train monitoring method |
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Granted publication date: 20120425 |
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Addressee: Patent of Shenzhen yuanwanggu Information Technology Co.,Ltd. The person in charge Document name: Notice of expiration and termination of patent right |