CN201405861Y - Double-brake storage battery industrial and mining electric locomotive - Google Patents
Double-brake storage battery industrial and mining electric locomotive Download PDFInfo
- Publication number
- CN201405861Y CN201405861Y CN2009201539112U CN200920153911U CN201405861Y CN 201405861 Y CN201405861 Y CN 201405861Y CN 2009201539112 U CN2009201539112 U CN 2009201539112U CN 200920153911 U CN200920153911 U CN 200920153911U CN 201405861 Y CN201405861 Y CN 201405861Y
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- brake
- electric locomotive
- storage battery
- hub
- standby
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Abstract
The utility model relates to a double-brake storage battery industrial and mining electric locomotive. A traction motor of the electric locomotive is in power connection with a wheel through a transmission shaft and a speed reducer; and at least a shoe brake device is arranged on the wheel. The electric locomotive is characterized in that a spare brake hub is fixedly arranged on the output shaft of the transmission shaft and the traction motor or the input shaft of the speed reducer; and a spare shoe brake device is arranged on the spare brake hub. The spare shoe brake device comprises two brake rocker arms respectively arranged on two sides of the spare brake hub; a brake shoe is arranged on each brake rocker arm in the position facing the spare brake hub; one end of each brake rocker armis pivotally fixed; and the other ends of the two brake rocker arms are connected through a telescopic power device. The spare brake device is additionally arranged, so that the brake reliability andthe driving safety of the electric locomotive can be improved.
Description
Technical field
The utility model relates to a kind of storage battery industrial-mineral electric locomotive that uses in orbit, particularly its standby brake equipment.
Background technology
The storage battery industrial-mineral electric locomotive that uses in constructing tunnel all is the vehicle that uses in orbit, because the friction coefficient between steel wheel and the rail is little, therefore if will obtain enough big tractive force, the own wt of locomotive all must be done very greatly.The deadweight of storage battery industrial-mineral electric locomotive has 12 tons, 14 tons, 15 tons, 16 tons, 18 tons, 20 tons, 25 tons, 35 tons, 45 tons and 50 tons etc.Add the load weight that locomotive draws, the weight of whole train is usually all about 200 tons.And existing storage battery industrial-mineral electric locomotive only locomotive wheel is provided with a cover Block brake device.In this case, the Block brake of locomotive can make brake block abrasion very fast, so the normal operating cycles of brake shoe is shorter, and will carry out the adjustment of a brake clearance within these few days short usually.
And even more serious problem is, under the quick abrasion and serious situation of brake block, it is not enough that locomotive relies on the Block brake of such cover wheel fully, also is very unsafe.In practice of construction, this problem also shows very outstandingly, and promptly locomotive relies on the Block brake of such cover wheel fully, and the safety accident that is taken place is more.
Therefore, according to constantly clear engineering capabilities and very urgent sexual demand safe in utilization, providing a kind of two storage battery industrial-mineral electric locomotive of braking, set up the protective brake system an of the best, is our problem demanding prompt solution.
Summary of the invention
Because storage battery industrial-mineral electric locomotive applying working condition complexity, environment is very abominable, and therefore the working security to the operating mode locomotive has proposed very high requirement, and two braking storage battery industrial-mineral electric locomotives of the present utility model are exactly to be provided with for this purpose.When locomotive occurred braking ineffective or lost efficacy at the road wheel brake shoe, the brake equipment of traction electric machine can be started, and as the standby brake equipment of a cover, its braking can guarantee the working security of locomotive fully.
For achieving the above object, the technical solution adopted in the utility model is:
A kind of two braking storage battery industrial-mineral electric locomotive, the traction electric machine of described electric locomotive is connected to wheel by transmission shaft and reductor with power, and described wheel is provided with at least one cover Block brake device, it is characterized in that: fixed cover is provided with a standby brake hub on the input shaft of the output shaft of described transmission shaft, traction electric machine or reductor, and described standby brake hub is provided with standby brake shoe brake equipment.
In the preferable technical scheme, described standby brake shoe brake equipment comprises two brake rocker arms, two brake rocker arms are separately positioned on the both sides of described standby brake hub, every brake rocker arm is provided with a brake block towards the position of described standby brake hub, one end of each brake rocker arm articulates fixing, links to each other by a flexible engine installation between the other end of two brake rocker arms.
In the preferable technical scheme, described flexible engine installation comprises an air brake cylinder, and the cylinder body of described air brake cylinder is divided into rodless cavity and rod chamber by piston, and an inflation gas circuit communicates with described rodless cavity; At least one spring is arranged in the described rod chamber, and the two ends of described spring are connected with the cylinder body and the piston of air brake cylinder respectively.
In the preferable technical scheme, be set with two bearings on described electric locomotive, an end of two described brake rocker arms is articulated in respectively on the described bearing.
Compared with prior art, adopt the advantage that the utlity model has of technique scheme to be: to solve a safety problem on the one hand; And on the other hand, because the present invention is the brake equipment of speed end, it promptly is the device of implementing braking at the input shaft end of speed reduction gearing, therefore, locomotive and load thereof are produced under the situation of same braking force, and the required braking force of brake equipment of the present invention is the 1/i (i is the reduction ratio of speed reduction gearing) of existing apparatus braking force.Therefore, under the situation of identical structure and material, the wearing and tearing of the brake material of brake equipment of the present invention also have only the 1/i of existing apparatus brake material abrasion loss.Promptly increase safety of construction, reduced the cost of construction again, Here it is advantage of the present invention and purpose.
Description of drawings
Fig. 1 is a driving system scheme drawing of the present utility model;
Fig. 2 is the structural representation of standby brake equipment of the present utility model;
Fig. 3 is the inner structure scheme drawing of air brake cylinder of the present utility model.
Description of reference numerals: traction electric machine 1; Output shaft 11; Transmission shaft 2; Reductor 3; Input shaft 31; Output shaft 32; Wheel 4; Standby brake equipment 5; Standby brake hub 51; Bearing 52; Brake rocker arm 53; Flexible engine installation 54; Brake block 55; Air brake cylinder 60; Cylinder body 61; Piston 62; Rodless cavity 63; Rod chamber 64; Inflation gas circuit 65; Spring 66.
The specific embodiment
At first, see also driving system scheme drawing of the present utility model shown in Figure 1, the output shaft 11 of the traction electric machine 1 of electric locomotive links to each other with the input shaft 31 of a reductor 3 by a transmission shaft 2, the output shaft 32 of described reductor 3 links to each other with the wheel 4 of electric locomotive again, use to wheel 4 transmission of power of traction electric machine 1.Same as the prior art is that the described wheel 4 of the utility model is provided with at least one cover Block brake device, uses for glancing impact, and is because this Block brake device is a prior art, also not shown in diagram.
And in order to improve the braking reliability of electric locomotive, the utility model has been set up the standby brake equipment 5 of a cover.Please in conjunction with Fig. 1, shown in Figure 2, fixed cover is provided with a standby brake hub 51 on the output shaft 11 of traction electric machine 1, and described standby brake hub 51 is provided with standby brake shoe brake equipment.Certainly, described standby brake hub 51 also can be set on the described transmission shaft 2, perhaps by motor output shaft 11 to any position between the input shaft 31 of reductor 3, braking effect also is the same.
Concrete structure as for described standby brake shoe brake equipment, see also shown in Figure 2, it is an one preferred embodiment, on described electric locomotive, be set with two bearings 52, one end of two brake rocker arms 53 is articulated in respectively on the described bearing 52, links to each other by a flexible engine installation 54 between the other end of two brake rocker arms 53.And two brake rocker arms 53 are separately positioned on the both sides of described standby brake hub 51, and every brake rocker arm 53 is provided with a brake block 55 towards the position of described standby brake hub 51.Like this structure by the start of described flexible engine installation 54, makes described brake block 55 be close to or leaves described standby brake hub 51, can brake or pine oil control to motor.
Wherein, described flexible engine installation 54 preferably adopts exhausting Block brake cylinder form, does one with the form of modal exhausting Block brake cylinder below and introduces in detail.
As shown in Figure 3, described flexible engine installation 54 comprises an air brake cylinder 60, and the cylinder body 61 of described air brake cylinder 60 is divided into rodless cavity 63 by piston 62 and communicates with described rodless cavity 63 with 64, one inflations of rod chamber gas circuit 65; At least one spring 66 is arranged in the described rod chamber 64, and the two ends of described spring 66 are connected with the cylinder body 61 and the piston 62 of air brake cylinder 60 respectively.
In the time of need declutching, the high pressure gas in the inflation gas circuit 65 are introduced in the rodless cavity 63, along with the lifting of rodless cavity 63 internal gas pressures, spring 66 retractions, piston 62 moves to right, and brake rocker arm 53 drives brake block 55 and leaves described standby brake hub 51, realizes declutching action;
When needing drag, close inflation gas circuit 65, and rodless cavity 63 is communicated with barometric pressure, then spring 66 is returned to original length, makes piston 62 move to left, and brake block 55 is pressed together on the standby brake hub 51, plays the effect of braking.
As shown from the above technical solution, brake hub 51 for subsequent use is set on the output shaft 11 of traction electric machine 1, When brake block 55 is embraced brake hub 51 for subsequent use, in fact be exactly that motor is implemented braking. Therefore, Because the relation of reductor 3 deceleration multiplying powers, above-mentioned spare braking device 5 adopts onesize brake force required The frictional force of wanting reduces greatly, and comparatively speaking, the braking effect that produces just obviously increases, and causes this reality With novel following advantage arranged:
(1). the degree of wear of brake block obviously reduces;
(2). braking effect obviously increases;
(3). each component life of arrestment mechanism significantly increases;
(4). braking safety increases substantially.
More than explanation is just illustrative for the utility model, and nonrestrictive, the common skill in this area Art personnel understand, and in the situation that does not break away from the spirit and scope that claim limits, can make many repairing Change, change or equivalence, but all will fall within the protection domain of the present utility model.
Claims (4)
1, a kind of two braking storage battery industrial-mineral electric locomotive, the traction electric machine of described electric locomotive is connected to wheel by transmission shaft and reductor with power, and described wheel is provided with at least one cover Block brake device, it is characterized in that: fixed cover is provided with a standby brake hub on the input shaft of the output shaft of described transmission shaft, traction electric machine or reductor, and described standby brake hub is provided with standby brake shoe brake equipment.
2, two braking storage battery industrial-mineral electric locomotive according to claim 1, it is characterized in that: described standby brake shoe brake equipment comprises two brake rocker arms, two brake rocker arms are separately positioned on the both sides of described standby brake hub, every brake rocker arm is provided with a brake block towards the position of described standby brake hub, one end of each brake rocker arm articulates fixing, links to each other by a flexible engine installation between the other end of two brake rocker arms.
3, two braking storage battery industrial-mineral electric locomotive according to claim 2, it is characterized in that: described flexible engine installation comprises an air brake cylinder, the cylinder body of described air brake cylinder is divided into rodless cavity and rod chamber by piston, and an inflation gas circuit communicates with described rodless cavity; At least one spring is arranged in the described rod chamber, and the two ends of described spring are connected with the cylinder body and the piston of air brake cylinder respectively.
4, two braking storage battery industrial-mineral electric locomotive according to claim 2, it is characterized in that: be set with two bearings on described electric locomotive, an end of two described brake rocker arms is articulated in respectively on the described bearing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201539112U CN201405861Y (en) | 2009-05-18 | 2009-05-18 | Double-brake storage battery industrial and mining electric locomotive |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201539112U CN201405861Y (en) | 2009-05-18 | 2009-05-18 | Double-brake storage battery industrial and mining electric locomotive |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201405861Y true CN201405861Y (en) | 2010-02-17 |
Family
ID=41676787
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009201539112U Expired - Lifetime CN201405861Y (en) | 2009-05-18 | 2009-05-18 | Double-brake storage battery industrial and mining electric locomotive |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201405861Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109466579A (en) * | 2018-12-04 | 2019-03-15 | 湖北时瑞达重型工程机械有限公司 | A kind of battery mining electric vehicle |
| CN109484413A (en) * | 2018-12-04 | 2019-03-19 | 湖北工业大学 | A kind of battery heavy section car |
-
2009
- 2009-05-18 CN CN2009201539112U patent/CN201405861Y/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109466579A (en) * | 2018-12-04 | 2019-03-15 | 湖北时瑞达重型工程机械有限公司 | A kind of battery mining electric vehicle |
| CN109484413A (en) * | 2018-12-04 | 2019-03-19 | 湖北工业大学 | A kind of battery heavy section car |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: CHINA RAILWAY ENGINEERING MACHINERY RESEARCH + DES Free format text: FORMER OWNER: CHINA RAILWAY SCIENCE + INDUSTRY GROUP CO., LTD. Effective date: 20150420 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 430066 WUHAN, HUBEI PROVINCE TO: 430077 WUHAN, HUBEI PROVINCE |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20150420 Address after: 430077 Hongshan, Wuhan, Xu Xu East Street, No. 55 Patentee after: China's Railroad Engineering Machine Research Design Institute Co., Ltd. Address before: 430066, 45 East Main Street, Wuchang District, Hubei, Wuhan Patentee before: China Railway Science & Industry Group Co., Ltd. |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20100217 |