CN208443955U - A kind of locomotive traction motor leak current detection device - Google Patents
A kind of locomotive traction motor leak current detection device Download PDFInfo
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- CN208443955U CN208443955U CN201821245793.3U CN201821245793U CN208443955U CN 208443955 U CN208443955 U CN 208443955U CN 201821245793 U CN201821245793 U CN 201821245793U CN 208443955 U CN208443955 U CN 208443955U
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- master controller
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- current detection
- leak current
- leakage
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Abstract
The utility model relates to a kind of locomotive traction motor leak current detection devices, comprising: master controller；Leakage meter is arranged on the power supply line between traction electric machine anode and cathode, for the electric leakage stream information of acquisition to be sent to the master controller；And stabling current sampler, it is arranged on the power supply line between traction electric machine anode and cathode, the current information stable for the route by acquisition is sent to the master controller.The beneficial effects of the utility model are: monitoring to the power supply line real-time perfoming picked out by motor positive and negative electrode, finding leakage current in time and issuing alarm, so that electric leakage is obtained processing in time ensure that the safety of motor and locomotive.
Description
Technical field
The utility model belongs to leakage current test technical field, and in particular to a kind of locomotive traction motor leakage current test dress
It sets.
Background technique
Detection of electrical leakage is the important component of electric system, and locomotive traction motor can leak electricity in locomotive operation
Situation is flowed, locomotive operation reliability is influenced, and the detection of traction electric machine leakage current mostly also relies on artificial timing on locomotive now
Carry out detect, can not accomplish to monitor in real time, this for the train of normal operation have very big security risk.
Therefore, can the leak current detection device that provide a kind of automation be asking for those skilled in the art's urgent need to resolve
Topic.
Utility model content
In order to solve the problems, such as that existing locomotive traction motor manually carries out detection of electrical leakage poor in timeliness, the utility model is provided
A kind of locomotive traction motor leak current detection device, has the function of automatic real-time detection and the result detected accurately may be used
By the features such as.
The technology employed by the present utility model is
A kind of locomotive traction motor leak current detection device, comprising: master controller；Leakage meter, setting are being drawn
On power supply line between motor anode and cathode, for the electric leakage stream information of acquisition to be sent to the master controller；And it is steady
Constant current sampler is arranged on the positive power supply line between cathode of traction electric machine, the stable electricity of the route for that will acquire
Stream information is sent to the master controller.
Further, the leak current detection device further include: host computer, the time that electric leakage occurs the master controller
The host computer, which is sent to, with threshold information carries out storage record.
Further, the transmission of information is carried out between the host computer and the master controller by CAN bus agreement.
Further, the leak current detection device further include: alarm module, the alarm module and the master controller
Connection triggers the alarm module after the master controller detects leakage current and issues alarm.
Further, the alarm module includes: relay and buzzer, and the relay receives the master controller
Signal controls the buzzer and issues buzzing alarm.
Further, the alarm module further include: LED light, the LED light are connected with the relay.
Further, the leak current detection device further include: display module, the display module and the master controller
Connection, shows the electric leakage stream information that the master controller detects.
Further, the leakage meter is Hall leakage current sensor.
Further, the leak current detection device, further includes: key module, the key module and the main control
Device connection, user are configured the parameter in the master controller by the key module, and pass through the display module
It is shown.
Further, the leak current detection device further include: power module, the power module are leakage current inspection
The each component part for surveying device provides required electric power.
A kind of locomotive traction motor leak current detection device of the utility model embodiment, beneficial effect include:
1, the real-time monitoring realized to leakage current is monitored to electric leakage by Hall leakage current sensor and single-chip microcontroller；
2, staff is reminded by issuing corresponding alarm signal after finding leakage current, makes hidden danger is timely to obtain everywhere
Reason, ensure that the safety of locomotive.
Detailed description of the invention
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is some embodiments of the utility model, for those of ordinary skill in the art, in the premise not made the creative labor
Under, it is also possible to obtain other drawings based on these drawings.
Fig. 1 is a kind of structural representation of the locomotive traction motor leak current detection device proposed according to an exemplary embodiment
Figure one；
Fig. 2 is a kind of structural representation of the locomotive traction motor leak current detection device proposed according to an exemplary embodiment
Figure two；
Fig. 3 is a kind of structural representation of the locomotive traction motor leak current detection device proposed according to an exemplary embodiment
Figure three.
1- master controller in figure；2- leakage meter；3- stabling current sampler；4- host computer；5- alarm module；6-
Display module；7- key module；8- power module.
Specific embodiment
To keep the purpose of this utility model, technical solution and advantage clearer, below by the technology to the utility model
Scheme is described in detail.Obviously, the described embodiments are only a part of the embodiments of the utility model, rather than all
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are not before making creative work
Obtained all other embodiment is put, the range that the utility model is protected is belonged to.
The locomotive traction motor leak current detection device that the embodiments of the present invention as shown in Figure 1 provide, comprising: master control
Device 1 processed；Leakage meter 2 is arranged on the power supply line between traction electric machine anode and cathode, the leakage current for will acquire
Information is sent to master controller 1；And stabling current sampler 3, the power supply line between traction electric machine anode and cathode is set
On, the current information stable for the route by acquisition is sent to master controller 1.
In a specific embodiment of the utility model, leakage meter 2 to the leaky occurred on power supply line into
Row monitoring in real time, and it is sent to master controller 1, the acquisition number of stabling current sampler 3 when the synthesis of master controller 1 operates normally
Value is compared to determine whether leaking electricity.It is more accurate and reliable to the detection of leakage current in this way.
Referring to shown in Fig. 2, to advanced optimize the technical solution, the leak current detection device of this practical offer further include:
The time that electric leakage occurs and threshold information are sent to host computer 4 and carry out storage record by host computer 4, master controller 1.
In a specific embodiment of the utility model, host computer 4 can be to be arranged computer server at the far end, for work
Make personnel remotely to traction electric machine whether generation electric leakage be monitored, and to generation leak electricity progress convenient storage patrol
Inspection personnel check.
In the another specific embodiment of the utility model, host computer 4 can be the computer being arranged on locomotive, in this way on
The transmission of information is carried out between position machine 4 and master controller 1 by CAN bus agreement.CAN bus agreement, which is used as, is suitable for electric-controlled
The mature communication protocol of system, it is very reliable and stable, sound assurance is provided for the normal operation of equipment.
To advanced optimize the technical solution, leak current detection device provided by the utility model further include: alarm module
5, alarm module 5 and master controller 1 connect, and triggering alarm module 5 issues alarm after master controller 1 detects leakage current.
It is alarmed by the leakage current that motor occurs for alarm module, to remind staff to check and locate in time
Reason.
Referring to shown in Fig. 3, in a specific embodiment of the utility model, alarm module 5 includes: relay and buzzing
Device, the signal control buzzer that relay receives master controller 1 issue buzzing alarm.Audibly to the leakage current of generation
The case where prompted.
In the another specific embodiment of the utility model, alarm module 5 further include: LED light, LED light and
Relay connection.LED light with different colors come to whether electric leakage occur prompting, it is such as red to represent electric leakage, green
It represents normally, gives the visual indicating reminders of staff.
In some embodiments of the utility model, buzzer and LED light be may be provided in the driver's cabin of locomotive, with
Just staff is reminded in time.
To advanced optimize the technical solution, leak current detection device further include: display module 6, display module 6 and master control
Device 1 processed connects, and shows to the electric leakage stream information that master controller 1 detects.
In some specific embodiments of the utility model, leakage meter 2 can be set on multiple positions of locomotive,
And encoded and named in master controller 1, when leaking electricity, the leakage encoded accordingly can be shown on display module 6
The threshold value that current detector 2 detects, can make staff according to the number of the leakage meter 2 of display by display module 6
It is quickly found out the position where it, the judgement that position occurs for leakage current is provided convenience.
In a specific embodiment of the utility model, leakage meter 2 is Hall leakage current sensor.
In a specific embodiment of the utility model, leak current detection device further include: key module 7, key module 7
It is connect with master controller 1, user is configured the parameter in master controller 1 by key module 7, and passes through display module 6
It is shown.
To advanced optimize the technical solution, the leak current detection device of the utility model further include: power module 8, electricity
Source module 8 provides required electric power for each component part of leak current detection device.
In one embodiment, power module 8 can be rechargeable lithium battery group, cannot be the utility model in locomotive
Leak current detection device provide electric power when, can also leak current detection device be allowed to work on by rechargeable lithium battery group, directly
To after locomotive normal power supply, the power supply for being switched to locomotive is powered.Rechargeable lithium battery group ensure that holding for device
Reforwarding turns.
Above description is only a specific implementation of the present invention, but the protection scope of the utility model is not limited to
In this, anyone skilled in the art within the technical scope disclosed by the utility model, can readily occur in variation
Or replacement, it should be covered within the scope of the utility model.Therefore, the protection scope of the utility model should be with the power
Subject to the protection scope that benefit requires.
Claims (10)
1. a kind of locomotive traction motor leak current detection device characterized by comprising
Master controller；
The leakage current letter on the power supply line between traction electric machine anode and cathode, for that will acquire is arranged in leakage meter
Breath is sent to the master controller；And
Stabling current sampler is arranged on the power supply line between traction electric machine anode and cathode, and the route for that will acquire is steady
Fixed current information is sent to the master controller.
2. leak current detection device according to claim 1, which is characterized in that further include: host computer, the master controller
The time of electric leakage generation and threshold information are sent to the host computer and carry out storage record.
3. leak current detection device according to claim 2, which is characterized in that the host computer and the master controller it
Between by CAN bus agreement carry out information transmission.
4. leak current detection device according to claim 1, which is characterized in that further include: alarm module, the alarm mould
Block is connected with the master controller, and the alarm module is triggered after the master controller detects leakage current and issues alarm.
5. leak current detection device according to claim 4, which is characterized in that the alarm module include: relay and
Buzzer, the signal that the relay receives the master controller control the buzzer and issue buzzing alarm.
6. leak current detection device according to claim 5, which is characterized in that the alarm module further include: LED indication
Lamp, the LED light are connected with the relay.
7. leak current detection device according to claim 1, which is characterized in that further include: display module, the display mould
Block is connect with the master controller, is shown to the electric leakage stream information that the master controller detects.
8. leak current detection device according to claim 1, which is characterized in that the leakage meter is Hall electric leakage
Flow sensor.
9. leak current detection device according to claim 7, which is characterized in that further include: key module, the key mould
Block is connect with the master controller, and user is configured the parameter in the master controller by the key module, and leads to
The display module is crossed to be shown.
10. leak current detection device according to any one of claims 1 to 9, which is characterized in that further include: power module,
The power module provides required electric power for each component part of the leak current detection device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821245793.3U CN208443955U (en) | 2018-08-03 | 2018-08-03 | A kind of locomotive traction motor leak current detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821245793.3U CN208443955U (en) | 2018-08-03 | 2018-08-03 | A kind of locomotive traction motor leak current detection device |
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| Publication Number | Publication Date |
|---|---|
| CN208443955U true CN208443955U (en) | 2019-01-29 |
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ID=65085570
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| Application Number | Title | Priority Date | Filing Date |
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| CN201821245793.3U Active CN208443955U (en) | 2018-08-03 | 2018-08-03 | A kind of locomotive traction motor leak current detection device |
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| Country | Link |
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| CN (1) | CN208443955U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112327209A (en) * | 2020-11-03 | 2021-02-05 | 中车青岛四方机车车辆股份有限公司 | Rail vehicle traction system leakage current detection method and device and rail vehicle |
| CN113805056A (en) * | 2021-09-18 | 2021-12-17 | 中车大连电力牵引研发中心有限公司 | Method for intelligently monitoring insulation fault of traction motor on line |
-
2018
- 2018-08-03 CN CN201821245793.3U patent/CN208443955U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112327209A (en) * | 2020-11-03 | 2021-02-05 | 中车青岛四方机车车辆股份有限公司 | Rail vehicle traction system leakage current detection method and device and rail vehicle |
| CN113805056A (en) * | 2021-09-18 | 2021-12-17 | 中车大连电力牵引研发中心有限公司 | Method for intelligently monitoring insulation fault of traction motor on line |
| CN113805056B (en) * | 2021-09-18 | 2023-12-19 | 中车大连电力牵引研发中心有限公司 | Intelligent on-line traction motor insulation fault monitoring method |
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