CN203698257U - Braking device with hydraulic disc brake for electric locomotive - Google Patents
Braking device with hydraulic disc brake for electric locomotive Download PDFInfo
- Publication number
- CN203698257U CN203698257U CN201320797558.8U CN201320797558U CN203698257U CN 203698257 U CN203698257 U CN 203698257U CN 201320797558 U CN201320797558 U CN 201320797558U CN 203698257 U CN203698257 U CN 203698257U
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- Prior art keywords
- brake
- hydraulic
- braking clamp
- electric locomotive
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- 230000003137 locomotive effect Effects 0.000 title claims abstract description 44
- 238000004146 energy storage Methods 0.000 claims description 13
- 238000006073 displacement reaction Methods 0.000 claims description 5
- 238000004891 communication Methods 0.000 claims description 3
- 238000007789 sealing Methods 0.000 claims description 3
- 239000003921 oil Substances 0.000 abstract description 30
- 239000010725 compressor oil Substances 0.000 abstract description 3
- 230000007547 defect Effects 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 10
- 239000010720 hydraulic oil Substances 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000010729 system oil Substances 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000003203 everyday effect Effects 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 230000007306 turnover Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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- Braking Arrangements (AREA)
- Valves And Accessory Devices For Braking Systems (AREA)
Abstract
The utility model provides a braking device with a hydraulic disc brake for an electric locomotive. The device comprises a hydraulic station and a braking device, wherein the hydraulic station is connected with a piston in the braking device by a hydraulic pipeline, a braking disc which is arranged in the braking device and fixed with wheels of the electric locomotive into a whole corresponds to the piston, the piston is driven by the hydraulic station to displace to compress or loosen the braking disc, and the braking and the braking release of the wheels are realized. By adoption of the device, an air braking system in the prior art is changed into the braking device with the hydraulic disc brake, the defects of high noise, high failure rate, environment pollution by compressor oil and the like existing in the air braking system are overcome, and the purposes of basically no noise, no pollution, low oil consumption and good braking are achieved.
Description
Technical field
The utility model relates to electric locomotive field, relates to the brake system of electric locomotive, and a kind of hydraulic disc brake brake equipment of electric locomotive is provided.
Background technology
Electric locomotive of the prior art, the general brake mode adopting has electric braking, mechanical braking or air brake.
Because electric braking has larger damage to the electrical motor of electric locomotive, so generally do not allow to use, only have and in case of emergency just allow to use.
Pneumatic brake systems as depicted in figs. 1 and 2, is made up of frame A, Air compressor 01, electrical motor 02, gas bag 03, baroswitch, safety valve 04, check valve 05, oil water separator 06, foot valve, compression indicator, brake shoe, lever system etc.The transmission device that electrical motor 02 consists of driving pulley mounted thereto and belt 02a and belt pulley 02b drives piston rod crank motion and provide pressurized air by airline 02c in cylinder body.In the time that driver tramps with one's feet lower pedal, make pressurized air enter brake cylinder, make brake shoe piece (locomotive has four groups) tightly embrace wheel (wheel to) tread by lever system, locomotive is implemented to braking; In the time unclamping pedal, release of brake.Pneumatic brake systems is main brake mode during locomotive work.
Mechanical brake device as shown in Figure 3, formed by parts such as lever 07, brake head 08, brake shoe piece 09, unitor 010, wheel (wheel to) 011 and transverse arms, by manually, make brake block and wheel (wheel to) closely connected or separates, brake or brake off thereby realize the braking of system or alleviate.Mechanical brake device is mainly applicable to the braking after locomotive low cruise and parking.
As the main brake system of electric locomotive, be that Pneumatic brake systems exists that noise is large, fault rate is high, compressor oil need to check everyday, replenish, and in working process, run, drip, leak phenomenon is very general, not only pollute locomotive, and polluted environment, the problems such as aftermarket attachment is many, labour cost height.User complains the more, looks forward to improving.
Utility model content
The purpose of this utility model is to improve the deficiencies in the prior art, provides a kind of basic noiselessness, pollution-free, oil consumption is few and the hydraulic disc brake brake equipment of the electric locomotive of good braking.
The purpose of this utility model is achieved in that
A kind of hydraulic disc brake brake equipment of electric locomotive, comprise Hydraulic Station and brake gear, this Hydraulic Station connects the piston in this brake gear by hydraulic tubing, the brake disc being solidified as a whole with the wheel of electric locomotive in this brake gear is corresponding with this piston, make Hydraulic Station drive this piston displacement and compress or unclamp described brake disc, realizing braking and the brake off of wheel.
Described brake gear comprises interior braking clamp and the outer braking clamp on the vehicle frame that is arranged at electric locomotive, on this inside and outside braking clamp, establish respectively into or oil outlet connect into or oil outlet pipe, the described hydraulic tubing that this enters or oil outlet pipe is connected with described Hydraulic Station connects, piston arrange one respectively in this interior braking clamp and outer braking clamp described in, two described pistons relatively, be separately positioned on the two sides of described brake disc.
Described in the described hydraulic tubing that connects described Hydraulic Station connects, enter or oil outlet pipe, the oil circuit module of connection is set between described interior braking clamp and outer braking clamp.
Described oil circuit module is: oil circuit one is set on the caliper of described interior braking clamp, and one end of this oil circuit one connects the cylinder barrel of described interior braking clamp, and a hole of offering on the end face of the other end and the external braking clamp mutually of interior braking clamp is communicated with; On this outer braking clamp, oil circuit two is set, its one end is communicated with the cylinder barrel of this outer braking clamp, the other end and outer braking clamp mutually internally the hole on the end face of braking clamp be communicated with, the described hole on two braking clamp end faces is communicated with hermetically.
On described oil circuit, offer the breather hole being in communication with the outside, on this breather hole, porous plug is set.
Described breather hole is arranged on the oil circuit one on described interior braking clamp, and the contrary direction of this end face of Kong Yu of offering on the described end face of described interior braking clamp is formed through this breather hole.
On the outer face of two this pistons corresponding with these brake disc both sides, set firmly brake rubber block.
Described Hydraulic Station comprises electrical motor, plunger pump, hydraulic efficiency pressure system and energy storage, this electrical motor connects this plunger pump, this plunger pump is arranged in this hydraulic efficiency pressure system, and this hydraulic efficiency pressure system connects this energy storage, and the described hydraulic tubing that connects described brake gear is set on this energy storage.
On the described hydraulic tubing that connects described brake gear, valve is set, this valve connects the foot-propelled operating control on electric locomotive.
By foot-propelled control hydraulic system, for example step on foot-propelled maneuvering system, the described brake rubber block that makes to connect described piston is tightly pushed down the brake disc that is arranged on wheel and by wheel braking, the pin of stepping under unclamping, there is Bringing-back mechanism that operating system is lifted, make brake rubber block separate with brake disc.
Can also on the hydraulic tubing that leads to described brake gear, pressure relay be set, this pressure relay is connected with the electrical motor of Hydraulic Station, this pressure relay arranges upper pressure limit and the lower limit of hydraulic efficiency pressure system, when the pressure of hydraulic efficiency pressure system reaches set upper prescribing a time limit, by pressure relay, electrical motor is stopped; The pressure of hydraulic efficiency pressure system, along with brake number of times increases and reduces, when the pressure of hydraulic efficiency pressure system reaches set lower prescribing a time limit, makes motor start-up by pressure relay.
Driver can as required, by regulating this pressure relay, regulate upper pressure limit and lower limit.By at Hydraulic Station, energy storage being set, even and above-mentioned pressure relay can make this electric locomotive in colliery or power-off when the work of other mine down-hole, also can repeatedly brake.
The hydraulic disc brake brake equipment of the electric locomotive that the utility model provides, has overcome the drawbacks such as the noise that Pneumatic brake systems exists is large, fault rate is high, compressor oil contaminated environment, has realized basic noiselessness, pollution-free, oil consumption is few and the target of good braking.
Accompanying drawing explanation
Fig. 1 is air brake power system works schematic diagram in prior art.
Fig. 2 is the plan structure schematic diagram of Fig. 1.
Fig. 3 is by the structural representation of the mechanical brake device of Pneumatic brake systems control in prior art.
The hydraulic disc brake brake system schematic diagram that Fig. 4 provides for the utility model.
Fig. 5 is the plan structure schematic diagram of Fig. 4.
The structural representation of brake gear in the hydraulic disc brake device that Fig. 6 provides for the utility model.
Fig. 7 is the plan structure schematic diagram of Fig. 6.
Fig. 8 is the fixed connection structure schematic diagram of brake disc and wheel.
Fig. 9 is the structural representation of interior braking clamp.
Fig. 9 a is the left TV structure schematic diagram of Fig. 9.
Fig. 9 b is the A-A sectional structure schematic diagram of Fig. 9.
Figure 10 is the structural representation of outer braking clamp.
Figure 10 a is the left TV structure schematic diagram of Figure 10.
Figure 10 b is the B-B sectional structure schematic diagram of Figure 10.
The specific embodiment
As shown in Figures 4 to 7, the hydraulic disc brake brake equipment of the electric locomotive that the utility model provides, comprises Hydraulic Station 1 and brake gear 2.
As shown in Figure 4, Figure 5, Figure 6 and Figure 7, this Hydraulic Station 1 comprises electrical motor 11, plunger pump 12, hydraulic efficiency pressure system and energy storage 13, this electrical motor 11 connects this plunger pump 12, this plunger pump 12 is arranged in this hydraulic efficiency pressure system, this hydraulic efficiency pressure system connects this energy storage 13, and the described hydraulic tubing 14 that connects described brake gear 2 is set on this energy storage 13.
Described brake gear 2 comprises by bolt 21a and is fixedly installed on the interior braking clamp 21 on the vehicle frame 3 of electric locomotive and the outer braking clamp 22 being solidified as a whole by bolt 22a and interior braking clamp, on this inside and outside braking clamp, establishing respectively turnover (going out) oilhole a connects into (going out) oil pipe 23 and connects with the described hydraulic tubing 14 that described Hydraulic Station 1 is connected, in this interior braking clamp and outer braking clamp, arrange respectively 24, two described pistons 24 of a piston relatively, be separately positioned on the two sides of described brake disc 4.On the outer face of two this pistons 24 corresponding with these brake disc 4 both sides, set firmly brake rubber block 25 by bolt 25a.Oil sealing 26 and dust ring 27 are set between the piston 24 of inside and outside braking clamp and Qi Nei.
Described in connecting, the described hydraulic tubing 14 of connection Hydraulic Station 1 enters (going out) oil pipe 23, give interior braking clamp fuel feeding, and the special oil circuit module of connection is set between interior braking clamp and outer braking clamp, as shown in Fig. 9, Fig. 9 a, Fig. 9 b and Figure 10, Figure 10 a, Figure 10 b, described oil circuit module is: oil circuit 1 is set on the caliper of interior braking clamp 21, the cylinder barrel 212 of braking clamp 21 in one end of this oil circuit 1 connects, a hole 214 of offering on the end face 213 of the other end and the external braking clamp 22 mutually of interior braking clamp 21 is communicated with; On outer braking clamp 22, oil circuit 2 221 is set, its one end is communicated with the cylinder barrel 222 of outer braking clamp 22, the other end and outer braking clamp 22 mutually internally the hole 224 on the end face 223 of braking clamp 21 be communicated with, two the described holes employing sealing members connection described in two braking clamps on end face.
By the above-mentioned oil circuit being opened on inside and outside braking clamp, can make the simple in structure, compact of this brake gear 2, and oil circuit trend on braking clamp is extended along the caliper of braking clamp taper, again very rationally and be easy to processing, maintain easily.
In addition, in oil circuit, also offer the breather hole 215 being in communication with the outside, this breather hole 215 is opened on interior braking clamp 21, the hole 214 of offering on the described end face 213 of interior braking clamp 21 is formed through this breather hole 215 in the direction contrary with this end face and (sees Fig. 9 b), porous plug 216 is set on this breather hole.
The piston 24 connecting in this brake gear 2 by hydraulic tubing 14, the brake disc 4 being solidified as a whole with the wheel 5 of electric locomotive in this brake gear 2 is corresponding with this piston 24.On the described hydraulic tubing 14 that connects described brake gear 2, valve (not shown) is set, this valve connects the foot-propelled operating control on electric locomotive.
As shown in Figure 8, wheel 5 is arranged on axletree 51, by bolt 52, brake disc 4 is fixed on wheel 5.
Motor 11 actuation plunger pumps 12 in Hydraulic Station 1 rotate, to conveying liquid force feed in energy storage 13, make the pressure in this energy storage 13 reach setting value, be arranged on the valve on hydraulic tubing 14 by foot pedal apparatus control, make hydraulic oil enter inside and outside braking clamp, drive these piston 24 displacements and compress or unclamp described brake disc, realizing braking and the brake off of wheel 5.
On the hydraulic tubing that leads to described brake gear, pressure relay is set, this pressure relay is connected with the electrical motor of Hydraulic Station, this pressure relay arranges upper pressure limit and the lower limit of hydraulic efficiency pressure system, when the pressure of hydraulic efficiency pressure system reaches set upper prescribing a time limit, by pressure relay, electrical motor is stopped; The pressure of hydraulic efficiency pressure system, along with brake number of times increases and reduces, when the pressure of hydraulic efficiency pressure system reaches set lower prescribing a time limit, makes motor start-up by pressure relay.
On the described hydraulic tubing that connects described brake gear, valve is set, this valve connects the foot-propelled operating control on electric locomotive.
As shown in Figure 4 and Figure 5, hydraulic disc brake brake system principle of work is as follows:
The switch of this hydraulic efficiency pressure system on the operating console of electric locomotive is threaded to behind open position, in Hydraulic Station, electrical motor 11 and plunger pump 12 are started working, after system oil pressure reaches 10MPa, electrical motor 11 quits work automatically, after system oil pressure is lower than 5MPa, electrical motor 11 is started working again, and this process relies on two and can regulate the pressure relay of pressure size automatically to realize.
In this course, the energy storage 13 in hydraulic efficiency pressure system can store the high-pressure liquid oil of 2L, during Hydraulic Station 1 quits work, realizes the repeatedly braking of locomotive.
When driver is with after foot-operated lower foot valve, the hydraulic oil of the certain pressure storing in Hydraulic Station is transported to by hydraulic tubing in the cylinder barrel of braking clamp in four groups, locomotive, again by the oil circuit module between inside and outside braking clamp, make also to input in the cylinder barrel of outer braking clamp the oil of uniform pressure.Two pistons 24 of installing in opposite directions in inside and outside braking clamp, be subject to identical oil pressure effect and displacement in opposite directions simultaneously, thereby the brake rubber block that promotes to be arranged on two piston end surfaces is in opposite directions to brake disc 4 displacements that are arranged on locomotive wheel, and progressively give brake disc certain pressure, thereby realize the braking of locomotive.
Claims (9)
1. the hydraulic disc brake brake equipment of an electric locomotive, it is characterized in that: comprise Hydraulic Station and brake gear, this Hydraulic Station connects the piston in this brake gear by hydraulic tubing, the brake disc being solidified as a whole with the wheel of electric locomotive in this brake gear is corresponding with this piston, Hydraulic Station drives this piston displacement and compresses or unclamp described brake disc, realizes braking and the brake off of wheel;
Described brake gear comprises interior braking clamp and the outer braking clamp on the vehicle frame that is arranged at electric locomotive, on this inside and outside braking clamp, establish respectively into or oil outlet connect into or oil outlet pipe, the described hydraulic tubing that this enters or oil outlet pipe is connected with described Hydraulic Station connects, piston arrange one respectively in this interior braking clamp and outer braking clamp described in, two described pistons relatively, be separately positioned on the two sides of described brake disc.
2. the hydraulic disc brake brake equipment of electric locomotive according to claim 1, is characterized in that: on the outer face of two this pistons corresponding with these brake disc both sides, set firmly brake rubber block.
3. the hydraulic disc brake brake equipment of electric locomotive according to claim 1, is characterized in that: described in the described hydraulic tubing that connects described Hydraulic Station connects, enter or oil outlet pipe, the oil circuit module of connection is set between described interior braking clamp and outer braking clamp.
4. the hydraulic disc brake brake equipment of electric locomotive according to claim 3, it is characterized in that: described oil circuit module is: oil circuit one is set on the caliper of described interior braking clamp, one end of this oil circuit one connects in the cylinder barrel of described interior braking clamp, and a hole of offering on the end face of the other end and the external braking clamp mutually of interior braking clamp is communicated with; On this outer braking clamp, oil circuit two is set, its one end is communicated with in the cylinder barrel of this outer braking clamp, the other end and outer braking clamp mutually internally the hole on the end face of braking clamp is communicated with, the described hole on two braking clamp end faces adopts sealing member connection.
5. according to the hydraulic disc brake brake equipment of the electric locomotive described in claim 3 or 4, it is characterized in that: on described oil circuit, offer the breather hole being in communication with the outside, on this breather hole, porous plug is set.
6. the hydraulic disc brake brake equipment of electric locomotive according to claim 5, it is characterized in that: described breather hole is arranged on the oil circuit one on described interior braking clamp, the contrary direction of this end face of Kong Yu of offering on the described end face of described interior braking clamp is formed through this breather hole.
7. the hydraulic disc brake brake equipment of electric locomotive according to claim 1, it is characterized in that: described Hydraulic Station comprises electrical motor, plunger pump, hydraulic efficiency pressure system and energy storage, this electrical motor connects this plunger pump, this plunger pump is arranged in this hydraulic efficiency pressure system, this hydraulic efficiency pressure system connects this energy storage, and the described hydraulic tubing that connects described brake gear is set on this energy storage.
8. the hydraulic disc brake brake equipment of electric locomotive according to claim 1, it is characterized in that: on the hydraulic tubing that leads to described brake gear, pressure relay is set, this pressure relay is connected with the electrical motor of Hydraulic Station, this pressure relay arranges upper pressure limit and the lower limit of hydraulic efficiency pressure system, when the pressure of hydraulic efficiency pressure system reaches set upper prescribing a time limit, by pressure relay, electrical motor is stopped; The pressure of hydraulic efficiency pressure system, along with brake number of times increases and reduces, when the pressure of hydraulic efficiency pressure system reaches set lower prescribing a time limit, makes motor start-up by pressure relay.
9. the hydraulic disc brake brake equipment of electric locomotive according to claim 1, is characterized in that: on the described hydraulic tubing that connects described brake gear, valve is set, this valve connects the foot-propelled operating control on electric locomotive.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320797558.8U CN203698257U (en) | 2013-12-06 | 2013-12-06 | Braking device with hydraulic disc brake for electric locomotive |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320797558.8U CN203698257U (en) | 2013-12-06 | 2013-12-06 | Braking device with hydraulic disc brake for electric locomotive |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203698257U true CN203698257U (en) | 2014-07-09 |
Family
ID=51048738
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320797558.8U Expired - Lifetime CN203698257U (en) | 2013-12-06 | 2013-12-06 | Braking device with hydraulic disc brake for electric locomotive |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203698257U (en) |
-
2013
- 2013-12-06 CN CN201320797558.8U patent/CN203698257U/en not_active Expired - Lifetime
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140709 |
|
| CX01 | Expiry of patent term |