CN106428096A - Electric locomotive air brake gear and electric locomotive - Google Patents
Electric locomotive air brake gear and electric locomotive Download PDFInfo
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- CN106428096A CN106428096A CN201610893889.XA CN201610893889A CN106428096A CN 106428096 A CN106428096 A CN 106428096A CN 201610893889 A CN201610893889 A CN 201610893889A CN 106428096 A CN106428096 A CN 106428096A
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- solenoid valve
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61H—BRAKES OR OTHER RETARDING DEVICES SPECIALLY ADAPTED FOR RAIL VEHICLES; ARRANGEMENT OR DISPOSITION THEREOF IN RAIL VEHICLES
- B61H11/00—Applications or arrangements of braking or retarding apparatus not otherwise provided for; Combinations of apparatus of different kinds or types
- B61H11/06—Applications or arrangements of braking or retarding apparatus not otherwise provided for; Combinations of apparatus of different kinds or types of hydrostatic, hydrodynamic, or aerodynamic brakes
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Electric Propulsion And Braking For Vehicles (AREA)
- Valves And Accessory Devices For Braking Systems (AREA)
Abstract
The invention provides an electric locomotive air brake gear and an electric locomotive. The electric locomotive air brake gear comprises a traction frequency convertor, a normally-open solenoid valve, a normally-closed solenoid valve, a horizontal reversing valve and a brake cylinder. A central processing unit (CPU) of the traction frequency convertor is electrically connected with a coil of a mainboard relay. One end of a normally-open feedback contact of the mainboard relay is electrically connected with one end of a coil of an intermediate relay. One end of a first normally-open feedback contact is electrically connected with one end of the normally-open solenoid valve. One end of a second normally-open feedback contact is electrically connected with one end of the normally-closed solenoid valve. The CPU is used for controlling the coil of the mainboard relay to be electrified when an alarm status is detected. The normally-open solenoid valve is arranged on a first air path and used for controlling connection or disconnection of the first air path; and the normally-closed solenoid valve is used for controlling connection or disconnection of a second air path so that the electric locomotive can be switched into the brake status in time when the traction frequency convertor is in an alarm status, and the safety of field operation is improved accordingly.
Description
Technical field
The present invention relates to electrical technology, more particularly, to a kind of electric-locomotive air brake equipment and electric locomotive.
Background technology
With the quickening of expanding economy and urbanization process, electric locomotive has played more and more important effect.For example：?
In subway shield tunnel construction, electric locomotive is the necessary requirement of composition shield normal work, and it carries transport material, equipment and personnel
Work；In coal mining, electric locomotive can serve as underground transportation.Electric locomotive supplies direct current by battery, and direct current leads to
Cross traction frequency convertor to be converted into the three-phase alternating current of voltage and frequency-adjustable to drive frequency converting traction motor.Every motor turns
Son is connected with gear reduction box by universal coupling, is transferred on axletree after two-stage gear reduction, thus, motor
Car runs.
When alarm condition in traction frequency convertor, traction frequency convertor can execute automatic sealing package machine order, thus, realize self
Protection is to avoid the damage of control unit and inversion unit.After traction frequency convertor execution automatic sealing package machine order, traction frequency convertor
Enter envelope machine state, now, electric locomotive runs out of steam, need manually to carry out air damping or hand braking, with controlled motor car
Enter braking state.
But, run out of steam in electric locomotive and manually in time of being braked, electric locomotive be in stall conditions, and it is used
Uncontrolled traveling in the presence of property, can cause potential safety hazard, thus, reduce the security of field operation.
Content of the invention
The present invention provides a kind of electric-locomotive air brake equipment and electric locomotive, to improve the security of field operation.
In a first aspect, the embodiment of the present invention provides a kind of electric-locomotive air brake equipment, including：Traction frequency convertor, normally opened
Magnetic valve, normally closed solenoid valve, horizontal reversal valve and checking cylinder；
Wherein, described traction frequency convertor includes central processor CPU, the coil of mainboard relay, described mainboard relay
Normally opened feedback contact, the coil of auxiliary reclay, the first normally opened feedback contact of described auxiliary reclay and described centre
Second normally opened feedback contact of relay；
Described CPU is electrically connected with the coil of described mainboard relay, and the one of the normally opened feedback contact of described mainboard relay
End electrically connect with one end of the coil of described auxiliary reclay, the other end of normally opened feedback contact of described mainboard relay and electric
The one end in source connects, and the other end of the coil of described auxiliary reclay is connected with the other end of described power supply, and described first is normally opened
One end of feedback contact is electrically connected with one end of described normally open solenoid valve, the other end of described first normally opened feedback contact with described
One end electrical connection of power supply, the other end of described normally open solenoid valve is electrically connected with the other end of described power supply, and described second is normally opened
One end of feedback contact is electrically connected with one end of described normally closed solenoid valve, the other end of described second normally opened feedback contact with described
One end electrical connection of power supply, the other end of described normally closed solenoid valve is electrically connected with the other end of described power supply；
The public side of described horizontal reversal valve is connected with blast main, and the handle of described horizontal reversal valve is located at alleviates position, institute
The side of alleviating stating horizontal reversal valve is connected with the non-spring side of described checking cylinder, forms the first wind path, the non-ballistic of described checking cylinder
Spring side is also connected with exhaust outlet, forms the second wind path, and the spring side of described checking cylinder is connected with the brake side of described horizontal reversal valve
Logical；Described CPU is for when alarm condition is detected, controlling the coil of described mainboard relay to obtain electric；Described normally open solenoid valve
It is arranged on described first wind path, for controlling the on or off of described first wind path；Described normally closed solenoid valve is arranged at institute
State on the second wind path, for controlling the on or off of described second wind path.
Further, described power supply is direct-current switch power supply.
Further, described alarm condition includes at least one of following state：Excessively stream, overvoltage and high temperature.
Further, described traction frequency convertor also includes：Current sensing means, voltage check device and high temperature detection dress
Put；
Described current sensing means, described voltage check device and described high-temperature detection device are electrically connected with described CPU respectively
Connect；
Described current sensing means is used for inputting the current signal of described traction frequency convertor to described CPU, described voltage inspection
Survey device to be used for inputting the voltage signal of described traction frequency convertor to described CPU, described high-temperature detection device is used for described CPU
Input the temperature signal of described traction frequency convertor.
Further, described traction frequency convertor also includes envelope machine instruction performing module；Described envelope machine instruction performing module with
Described CPU electrical connection, described CPU is additionally operable to when described alarm condition is detected, to the instruction performing module input of described envelope machine
Envelope machine instructs；Described envelope machine instruction performing module is used for executing described envelope machine instruction.
Further, described electric locomotive is mining electric locomotive.
Second aspect, the embodiment of the present invention provides a kind of electric locomotive, including：Car body and the motor as described in any of the above-described
Car air brake, wherein, described electric-locomotive air brake equipment is arranged on described car body.
The present invention provide electric-locomotive air brake equipment and electric locomotive, by arrange traction frequency convertor, normally open solenoid valve,
Normally closed solenoid valve, horizontal reversal valve and checking cylinder, wherein, traction frequency convertor includes the line of central processor CPU, mainboard relay
Circle, the first normally opened feedback contact of the normally opened feedback contact of mainboard relay, the coil of auxiliary reclay, auxiliary reclay and
Second normally opened feedback contact of auxiliary reclay, CPU is electrically connected with the coil of mainboard relay, the normally opened feedback of mainboard relay
One end of contact is electrically connected with one end of the coil of auxiliary reclay, the other end of normally opened feedback contact of mainboard relay with electricity
The one end in source connects, and the other end of the coil of auxiliary reclay is connected with the other end of power supply, and the one of the first normally opened feedback contact
End is electrically connected with one end of normally open solenoid valve, and the other end of the first normally opened feedback contact is electrically connected with one end of power supply, normally opened electricity
The other end of magnet valve is electrically connected with the other end of power supply, and one end of the second normally opened feedback contact and one end of normally closed solenoid valve are electrically connected
Connect, the other end of the second normally opened feedback contact is electrically connected with one end of power supply, the other end of normally closed solenoid valve is another with power supply
End electrical connection, the public side of horizontal reversal valve is connected with blast main, and the handle of horizontal reversal valve is located at alleviates position, horizontal reversal valve
Side of alleviating connect with the non-spring side of checking cylinder, formation the first wind path, the non-spring side of checking cylinder also connected with exhaust outlet, shape
Become the second wind path, the spring side of checking cylinder is connected with the brake side of horizontal reversal valve, CPU is used for when alarm condition is detected,
The coil of control mainboard relay obtains electric；Normally open solenoid valve is arranged on the first wind path, for control the first wind path conducting or
Turn off, normally closed solenoid valve is arranged on the second wind path, for controlling the on or off of the second wind path it is achieved that drawing frequency conversion
When device is in alarm condition, mainboard relay, the effect of auxiliary reclay, normally open solenoid valve and normally closed solenoid valve can be passed through
Under, control the state of the first wind path and the second wind path, enable electric locomotive to be in on-position in time, compared to existing skill
Art, it is to avoid the artificial braking potential safety hazard existing not in time, thus, improve the security of field operation.
Brief description
In order to be illustrated more clearly that the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
Have technology description in required use accompanying drawing be briefly described it should be apparent that, drawings in the following description be only this
Some embodiments of invention, for those of ordinary skill in the art, without having to pay creative labor, also may be used
So that other accompanying drawings are obtained according to these accompanying drawings.
The electric diagram of the electric-locomotive air brake equipment embodiment that Fig. 1 provides for the present invention；
The braking schematic diagram of the electric-locomotive air brake equipment embodiment that Fig. 2 provides for the present invention.
Specific embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation description is it is clear that described embodiment is only a part of embodiment of the present invention, rather than whole embodiments.It is based on
Embodiment in the present invention, it is every other that those of ordinary skill in the art are obtained under the premise of not making creative work
Embodiment, broadly falls into the scope of protection of the invention.
Term " first " in description and claims of this specification and above-mentioned accompanying drawing, " second ", " the 3rd " and "
Four " etc. (if present) is for distinguishing similar object, without for describing specific order or precedence.Should manage
The data that solution so uses can be exchanged, in the appropriate case so that embodiments of the invention described herein for example can be to remove
Illustrate here or description those beyond order implement.Additionally, term " comprising " and " having " and theirs is any
Deformation, it is intended that covering non-exclusive comprising, for example, contains the process of series of steps or device, method, system, product
Or equipment is not necessarily limited to those steps or the device clearly listed, but may include clearly not listing or for these mistakes
Journey, method, product or the intrinsic other steps of equipment or device.
With specifically embodiment, technical scheme is described in detail below.These are specifically implemented below
Example can be combined with each other, and may repeat no more in some embodiments for same or analogous concept or process.
The electric diagram of the electric-locomotive air brake equipment embodiment that Fig. 1 provides for the present invention.The electricity that Fig. 2 provides for the present invention
The braking schematic diagram of locomotive air braking device embodiments.Referring to Fig. 1 and Fig. 2, the electric locomotive that the present embodiment provides is empty
Pneumatic braking device includes：
Traction frequency convertor, normally open solenoid valve 11, normally closed solenoid valve 12, horizontal reversal valve 22 and checking cylinder 23.
Wherein, traction frequency convertor includes central processing unit (Central Processing Unit；Referred to as：CPU) 13, main
The coil 14 of plate relay, the normally opened feedback contact 15 of mainboard relay, the coil 16 of auxiliary reclay, the of auxiliary reclay
One normally opened feedback contact 17 and the second normally opened feedback contact 18 of auxiliary reclay.
CPU13 is electrically connected with the coil 14 of mainboard relay.One end of normally opened feedback contact 15 of mainboard relay with
Between relay coil 16 one end electrical connection, the other end of normally opened feedback contact 15 of mainboard relay and one end of power supply 19
Connect, the other end of coil 16 of auxiliary reclay is connected with the other end of power supply 19.One end of first normally opened feedback contact 17
Electrically connect with one end of normally open solenoid valve 11, the other end of the first normally opened feedback contact 17 is electrically connected with one end of power supply 19, often
The other end of open electromagnetic valve 11 is electrically connected with the other end of power supply 19.One end of second normally opened feedback contact 18 and normally closed solenoid valve
12 one end electrical connection, the other end of the second normally opened feedback contact 18 is electrically connected with one end of power supply 19, normally closed solenoid valve 12
The other end is electrically connected with the other end of power supply 19.
The public side of horizontal reversal valve 22 is connected with blast main 21, and the handle 221 of horizontal reversal valve 22 is located at alleviates position, water
The side of alleviating of flat reversal valve 22 is connected with the non-spring side 232 of checking cylinder 23, forms the first wind path 24.The non-spring of checking cylinder 23
Side 232 is also connected with exhaust outlet (not shown), forms the second wind path 25.The spring side 231 of checking cylinder 23 and level commutation
The brake side connection of valve 22.CPU13 is used for when alarm condition is detected, and the coil 14 of control mainboard relay must be electric.Normally opened
Magnetic valve 11 is arranged on the first wind path 24, for controlling the on or off of the first wind path 24.Normally closed solenoid valve 12 is arranged at
On second wind path 25, for controlling the on or off of the second wind path 25.
Specifically, relay includes normally opened feedback contact, normally closed feedback contact and coil：Normally opened feedback contact and normally closed anti-
Feedback contact its essence is a kind of switch；When relay coil not electric when, its normally opened feedback contact disconnects, and normally closed feedback is touched
Point closure；When the coil of relay obtains electric, its normally opened feedback contact closure, normally closed feedback contact disconnects.In the present embodiment,
Merely illustrate the coil of mainboard relay KA1 and its normally opened feedback contact, merely illustrate the coil of auxiliary reclay KM1 and two
Normally opened feedback contact.
Optionally, the power supply 19 in the present embodiment can be direct-current switch power supply.The normally opened feedback contact of mainboard relay
15 other end is connected with one end of power supply 19, and this end of power supply 19 here can be the positive pole of power supply；Auxiliary reclay
The other end of coil is connected with the other end of power supply 19, and this end of power supply here can be the negative pole of power supply.Correspondingly, first
The normally opened other end of feedback contact 17 is electrically connected with the positive pole of power supply, and the other end of normally open solenoid valve 11 is electrically connected with the negative pole of power supply
Connect；The second normally opened other end of feedback contact 18 is electrically connected with the positive pole of power supply, the other end of normally closed solenoid valve 12 and power supply
Negative pole electrically connects.
Normally open solenoid valve 11 and normally closed solenoid valve 12 all include coil and valve body.In normally open solenoid valve 11, in its coil not
When obtaining electric, valve body is in open mode, and when its coil obtains electric, valve body is closed.In normally closed solenoid valve 12, in its line
When circle must not be electric, valve body is closed, and when its coil obtains electric, valve body is in open mode.Valve body is in open mode
When, wind path turns on, and when valve body is closed, wind path turns off.Normally open solenoid valve 11 in the present embodiment is arranged at the first wind
On road 24, can by control the coil of normally open solenoid valve 11 whether electric, carry out application valve body, thus, control the first wind path 24
On or off.Normally closed solenoid valve 12 in the present embodiment is arranged on the second wind path 25, can be by controlling normally closed electromagnetism
The coil of valve 12 whether electric, carry out application valve body, thus, control the on or off of the second wind path 25.
Horizontal reversal valve 22 in the present embodiment includes handle 221, and in the present embodiment, handle 221 is located at alleviates position.Existing
Have in technology, handle 221 may be at alleviating position and retarder location 222.When handle 221 is located at retarder location 222, horizontal reversal valve
22 brake side is connected with public side, exports via the public side of horizontal reversal valve 22 and brake side from the wind of blast main 21 output
To the spring side 231 of checking cylinder 23, the wind of the non-spring side 232 of checking cylinder 23 passes through non-spring side 232 and horizontal reversal valve 22
The wind path alleviated between side, the exhaust outlet via horizontal reversal valve 22 discharges, and the blast of spring side 231 acted as with spring force one
With making checking cylinder action, hand brake realized by locomotive.Conversely, when handle 221 is placed in alleviation position, the braking of horizontal reversal valve 22
Side is not connected with public side, and the wind of the spring side 231 of checking cylinder 23 is discharged by horizontal reversal valve 22, non-spring side 232 blast
Compression spring, locomotive is alleviated.That is, when handle 221 is in alleviation position, electric locomotive is in relieved state, the state do not braked；
When handle 221 is in retarder location, electric locomotive is in on-position, i.e. braking state.In prior art, when traction frequency convertor is held
Go after automatic sealing package machine order, after entering envelope machine state, needed artificially to pull the position of handle 221, thus, controlled motor car
State.Due to braking not in time, this mode of braking can cause potential safety hazard.
The course of work of the electric-locomotive air brake equipment that the present embodiment provides is as follows：
When traction frequency convertor is in normal state, CPU13 not output control electric current, at the coil 14 of mainboard relay
In must not electricity condition.The normally opened feedback contact of mainboard relay is off, and therefore, the coil 16 of auxiliary reclay is not
Obtain electric.First normally opened feedback contact 17 and the second normally opened feedback contact 18 are in off-state.The coil of normally open solenoid valve 11
All must not be electric with the coil of normally closed solenoid valve 12, therefore, the valve body of normally open solenoid valve 11 is in open mode, and the first wind path 24 is led
Logical, wind can export from blast main 21, through the public side of horizontal reversal valve 22, exports from the alleviation side of horizontal reversal valve 22,
Normally open solenoid valve 11 on the first wind path 24, and the first wind path 24 exports to the non-spring side 232 of checking cylinder 23, and
And, handle 221 is located at alleviates position, and the wind of the spring side 231 of checking cylinder 23 passes through the spring side 231 of checking cylinder and horizontal reversal valve
The wind path of 22 brake side connection, the exhaust outlet (not shown) via horizontal reversal valve 22 is discharged, normally closed solenoid valve 12
Valve body is in closure state, and the second wind path 25 turns off, and the blast compression spring of the non-spring side 232 of checking cylinder 23, at electric locomotive
In relieved state, that is, when traction frequency convertor is in normal state, electric locomotive can intersect the three of traction frequency convertor offer
In the presence of stream electricity, normal operation.
, when alarm condition is detected, the coil 14 of control mainboard relay must be electric for CPU13.Specifically, CPU13 is in detection
During to alarm condition, can be by way of output control electric current, the coil 14 of control mainboard relay must be electric.Mainboard relay
Normally opened feedback contact 15 close, thus so that the coil 16 of auxiliary reclay electric.First normally opened feedback contact 17 and second
Normally opened feedback contact 18 is in closure state.The coil of normally open solenoid valve 11 and normally closed solenoid valve 12 all electric, therefore, normally opened electricity
The valve body of magnet valve 11 is in closure state, and wind can not export from the alleviation side of horizontal reversal valve 22, the valve body of normally closed solenoid valve 12
It is in open mode, the second wind path 25 turns on, in checking cylinder 23, the wind of non-spring side 232 can be discharged by the second wind path 25,
The piston of checking cylinder stretches out, and electric locomotive is in on-position, and that is, when traction frequency convertor is in alarm condition, electric locomotive can be
In the presence of the electric-locomotive air brake equipment that the present embodiment provides, it is in on-position immediately, it is to avoid artificial braking is too late
When and the potential safety hazard that exists.
The electric-locomotive air brake equipment that the present embodiment provides, by arranging traction frequency convertor, normally open solenoid valve, normally closed electricity
Magnet valve, horizontal reversal valve and checking cylinder, wherein, traction frequency convertor includes central processor CPU, the coil of mainboard relay, master
The normally opened feedback contact of plate relay, the coil of auxiliary reclay, the first normally opened feedback contact of auxiliary reclay and centre
Second normally opened feedback contact of relay, CPU is electrically connected with the coil of mainboard relay, the normally opened feedback contact of mainboard relay
One end be connected with one end of the coil of auxiliary reclay, the other end of normally opened feedback contact of mainboard relay and the one of power supply
End connects, and the other end of the coil of auxiliary reclay is connected with the other end of power supply, and one end of the first normally opened feedback contact is with often
One end electrical connection of open electromagnetic valve, the other end of the first normally opened feedback contact is electrically connected with one end of power supply, normally open solenoid valve
The other end is electrically connected with the other end of power supply, and one end of the second normally opened feedback contact is electrically connected with one end of normally closed solenoid valve, the
The other end of two normally opened feedback contacts is electrically connected with one end of power supply, and the other end of normally closed solenoid valve is electrically connected with the other end of power supply
Connect, the public side of horizontal reversal valve is connected with blast main, the handle of horizontal reversal valve is located at alleviates position, the alleviation of horizontal reversal valve
Side is connected with the non-spring side of checking cylinder, forms the first wind path, and the non-spring side of checking cylinder is also connected with exhaust outlet, forms second
Wind path, the spring side of checking cylinder is connected with the brake side of horizontal reversal valve, and CPU is used for, when alarm condition is detected, controlling master
The coil of plate relay obtains electric；Normally open solenoid valve is arranged on the first wind path, for controlling the on or off of the first wind path, often
Close magnetic valve to be arranged on the second wind path, for controlling the on or off of the second wind path it is achieved that being in traction frequency convertor
During alarm condition, in the presence of mainboard relay, auxiliary reclay, normally open solenoid valve and normally closed solenoid valve being passed through, control
First wind path and the state of the second wind path, enable electric locomotive to be in on-position in time, compared to prior art, it is to avoid
The artificial braking potential safety hazard existing not in time, thus, improve the security of field operation.
Further, in the above-described embodiments, the alarm condition of traction frequency convertor can be included in excessively stream, overvoltage and high temperature
At least one.Traction frequency convertor be in excessively stream, overvoltage and high temperature state at least one state when, traction can be caused
The damage of frequency converter, therefore, these three states is set to alarm condition, and traction frequency convertor can be protected without damage.Optional
, traction frequency convertor can also include：Current sensing means, voltage check device and high-temperature detection device.This three detection dresses
Put and all electrically connect with CPU, current sensing means is used for inputting the current signal of traction frequency convertor to CPU, and voltage check device is used
In the voltage signal inputting traction frequency convertor to CPU, high-temperature detection device is used for inputting the temperature letter of traction frequency convertor to CPU
Number.High-temperature detection device can be temperature sensor.Different detection means are set, the accuracy rate of detection can be improved.
Further, traction frequency convertor also includes envelope machine instruction performing module.Envelope machine instruction performing module is electrically connected with CPU
Connect.Correspondingly, CPU is additionally operable to when alarm condition is detected, to envelope machine instruction performing module input envelope machine instruction.Envelope machine instructs
Performing module, after receiving the instruction of envelope machine, executes the instruction of this envelope machine, so that traction frequency convertor is in envelope machine state, to avoid
Control unit and the damage of inversion unit, extend the use time of traction frequency convertor.
Optionally, the electric locomotive in above-described embodiment is mining electric locomotive, to improve the security at underground work scene.
The embodiment of the present invention also provides a kind of electric locomotive, the electric locomotive air providing including car body and any of the above-described embodiment
Brake apparatus.Wherein, electric-locomotive air brake equipment is arranged on car body.
The electric locomotive that the present embodiment provides, when traction frequency convertor is in alarm condition, can be in electric locomotive air damping
In the presence of device, it is in on-position in time, thus, improve the security of field operation.
One of ordinary skill in the art will appreciate that：The all or part of step realizing above-mentioned each method embodiment can be led to
Cross the related hardware of programmed instruction to complete.Aforesaid program can be stored in a computer read/write memory medium.This journey
Sequence upon execution, executes the step including above-mentioned each method embodiment；And aforesaid storage medium includes：ROM, RAM, magnetic disc or
Person's CD etc. is various can be with the medium of store program codes.
Finally it should be noted that：Various embodiments above only in order to technical scheme to be described, is not intended to limit；To the greatest extent
Pipe has been described in detail to the present invention with reference to foregoing embodiments, it will be understood by those within the art that：Its according to
So the technical scheme described in foregoing embodiments can be modified, or wherein some or all of technical characteristic is entered
Row equivalent；And these modifications or replacement, do not make the essence of appropriate technical solution depart from various embodiments of the present invention technology
The scope of scheme.
Claims (7)
1. a kind of electric-locomotive air brake equipment is it is characterised in that include：Traction frequency convertor, normally open solenoid valve, normally closed electromagnetism
Valve, horizontal reversal valve and checking cylinder；
Wherein, described traction frequency convertor include central processor CPU, the coil of mainboard relay, described mainboard relay normal
Open feedback contact, the coil of auxiliary reclay, the first normally opened feedback contact of described auxiliary reclay and described middle relay
Second normally opened feedback contact of device；
Described CPU is electrically connected with the coil of described mainboard relay, one end of normally opened feedback contact of described mainboard relay with
One end electrical connection of the coil of described auxiliary reclay, the other end of normally opened feedback contact of described mainboard relay and power supply
One end connects, and the other end of the coil of described auxiliary reclay is connected with the other end of described power supply, described first normally opened feedback
One end of contact is electrically connected with one end of described normally open solenoid valve, the other end of described first normally opened feedback contact and described power supply
One end electrical connection, the other end of described normally open solenoid valve electrically connected with the other end of described power supply, described second normally opened feedback
One end of contact is electrically connected with one end of described normally closed solenoid valve, the other end of described second normally opened feedback contact and described power supply
One end electrical connection, the other end of described normally closed solenoid valve electrically connected with the other end of described power supply；
The public side of described horizontal reversal valve is connected with blast main, and the handle of described horizontal reversal valve is located at alleviates position, described water
The side of alleviating of flat reversal valve is connected with the non-spring side of described checking cylinder, forms the first wind path, the non-spring side of described checking cylinder
Also connect with exhaust outlet, form the second wind path, the spring side of described checking cylinder is connected with the brake side of described horizontal reversal valve；Institute
State CPU for when alarm condition is detected, controlling the coil of described mainboard relay to obtain electric；Described normally open solenoid valve is arranged at
On described first wind path, for controlling the on or off of described first wind path；Described normally closed solenoid valve is arranged at described second
On wind path, for controlling the on or off of described second wind path.
2. device according to claim 1 is it is characterised in that described power supply is direct-current switch power supply.
3. device according to claim 1 and 2 is it is characterised in that described alarm condition includes at least the one of following state
Kind：Excessively stream, overvoltage and high temperature.
4. device according to claim 3 is it is characterised in that described traction frequency convertor also includes：Current sensing means, electricity
Pressure detection means and high-temperature detection device；
Described current sensing means, described voltage check device and described high-temperature detection device are electrically connected with described CPU respectively；
Described current sensing means is used for inputting the current signal of described traction frequency convertor to described CPU, described voltage detecting dress
Put the voltage signal for inputting described traction frequency convertor to described CPU, described high-temperature detection device is used for described CPU input
The temperature signal of described traction frequency convertor.
5. device according to claim 1 is it is characterised in that described traction frequency convertor also includes envelope machine instruction execution mould
Block；Described envelope machine instruction performing module is electrically connected with described CPU, and described CPU is additionally operable to when described alarm condition is detected, to
Described envelope machine instruction performing module input envelope machine instruction；Described envelope machine instruction performing module is used for executing described envelope machine instruction.
6. device according to claim 1 is it is characterised in that described electric locomotive is mining electric locomotive.
7. a kind of electric locomotive is it is characterised in that include：Car body and the electric locomotive air system as described in any one of claim 1-6
Dynamic device, wherein, described electric-locomotive air brake equipment is arranged on described car body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610893889.XA CN106428096B (en) | 2016-10-13 | 2016-10-13 | Electric-locomotive air brake equipment and electric locomotive |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610893889.XA CN106428096B (en) | 2016-10-13 | 2016-10-13 | Electric-locomotive air brake equipment and electric locomotive |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106428096A true CN106428096A (en) | 2017-02-22 |
| CN106428096B CN106428096B (en) | 2018-10-09 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201610893889.XA Active CN106428096B (en) | 2016-10-13 | 2016-10-13 | Electric-locomotive air brake equipment and electric locomotive |
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| JP2008189130A (en) * | 2007-02-05 | 2008-08-21 | Shinko Electric Co Ltd | Brake control device for freight train |
| CN204055819U (en) * | 2014-09-05 | 2014-12-31 | 江苏今创车辆有限公司 | Novel locomotive brake system |
| CN204055821U (en) * | 2014-09-28 | 2014-12-31 | 青岛思锐科技有限公司 | Motor train unit brak control unit |
| CN104401352A (en) * | 2014-11-20 | 2015-03-11 | 南车资阳机车有限公司 | Locomotive air and electricity composite braking control system |
| CN206107253U (en) * | 2016-10-13 | 2017-04-19 | 中车兰州机车有限公司 | Electric locomotive pneumatic braking device and electric locomotive |
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2016
- 2016-10-13 CN CN201610893889.XA patent/CN106428096B/en active Active
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0873927A2 (en) * | 1997-04-25 | 1998-10-28 | ABB Daimler-Benz Transportation (Technology) GmbH | Brake system for a locomotive |
| JP2008189130A (en) * | 2007-02-05 | 2008-08-21 | Shinko Electric Co Ltd | Brake control device for freight train |
| CN204055819U (en) * | 2014-09-05 | 2014-12-31 | 江苏今创车辆有限公司 | Novel locomotive brake system |
| CN204055821U (en) * | 2014-09-28 | 2014-12-31 | 青岛思锐科技有限公司 | Motor train unit brak control unit |
| CN104401352A (en) * | 2014-11-20 | 2015-03-11 | 南车资阳机车有限公司 | Locomotive air and electricity composite braking control system |
| CN206107253U (en) * | 2016-10-13 | 2017-04-19 | 中车兰州机车有限公司 | Electric locomotive pneumatic braking device and electric locomotive |
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| CN106428096B (en) | 2018-10-09 |
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