CN208041011U - A kind of composite brake shoe - Google Patents
A kind of composite brake shoe Download PDFInfo
- Publication number
- CN208041011U CN208041011U CN201820235716.3U CN201820235716U CN208041011U CN 208041011 U CN208041011 U CN 208041011U CN 201820235716 U CN201820235716 U CN 201820235716U CN 208041011 U CN208041011 U CN 208041011U
- Authority
- CN
- China
- Prior art keywords
- brake shoe
- shoe body
- movable plate
- rotating bar
- far
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model discloses a kind of composite brake shoes, including brake shoe body, the side of the brake shoe body is equipped with support plate, idler wheel is installed in support plate, idler wheel and brake shoe body are located in same perpendicular, side of the brake shoe body far from idler wheel is fixed with head rod, side of the head rod far from brake shoe body is fixed with hydraulic cylinder, the rotating bar being vertically arranged is rotatably connected at the top of head rod, horizontally disposed movable plate is rotatably connected at the top of rotating bar, the top one end of movable plate far from rotating bar is equipped with the glove channel being vertically arranged, being slidably connected in glove channel, there are two the lever arms of arc, perpendicular is mutually perpendicular to perpendicular residing for movable plate residing for two lever arms.The utility model prevents the first brake shoe body from accident occurs fall off to damage roadside pedestrian, has ensured the life security of people, and staff can be prompted to replace the first brake shoe body and friction plate in time, ensured the traffic safety of train.
Description
Technical field
The utility model is related to brake shoe technical field more particularly to a kind of composite brake shoes.
Background technology
The braking component that direct friction wheel makes train stop when train running is braked is exactly brake shoe.Cylinder iron or other materials
Tiles brake block made of material, wheel tread is held tightly in braking, so that wheel is stopped operating by friction.In this course,
Huge kinetic energy is changed into thermal energy and is melt among air by brake apparatus.And the quality of this braking effect, but mainly take
Certainly in the dissipation capability of frictional heat energy.When using this mode of braking, brake shoe friction area is small, most of thermic load by wheel Lai
It undertakes.Train speed is higher, and the thermic load of wheel is also bigger when braking.As cylinder iron brake shoe, temperature can be such that brake shoe melts；Even if
Using more advanced composite brake shoe, temperature can also be up to 400 ~ 450 DEG C.When Wheel Tread Temperature increases to a certain extent, just
It can make tread wear, crackle or stripping, both influenced service life or influence traffic safety.Existing composite brake shoe is expert in train
Accident can occur in sailing to fall off, security risk is brought to pedestrian, this brings great inconvenience.
Utility model content
Purpose of the utility model is to solve disadvantages existing in the prior art, and a kind of composite brake shoe proposed.
To achieve the goals above, the utility model uses following technical solution：
The side of composite brake shoe, including brake shoe body, the brake shoe body is equipped with support plate, and rolling is equipped in support plate
Wheel, idler wheel and brake shoe body are located in same perpendicular, and side of the brake shoe body far from idler wheel is fixed with head rod, the
Side of one connecting rod far from brake shoe body is fixed with hydraulic cylinder, and turn being vertically arranged is rotatably connected at the top of head rod
Lever, horizontally disposed movable plate is rotatably connected at the top of rotating bar, and the top one end of movable plate far from rotating bar is equipped with perpendicular
The glove channel being directly arranged is slidably connected in glove channel there are two the lever arm of arc, perpendicular residing for two lever arms
It is mutually perpendicular to perpendicular residing for movable plate, is respectively and fixedly provided with friction plate on two lever arms side wall close to each other, two are rubbed
Pad is located at the both sides of idler wheel, and the bottom of two lever arms is rotatably connected to horizontally disposed fixed plate, two fixed plate positions
In the both sides of brake shoe body.
Preferably, the top cross-sectional in the glove channel is isosceles trapezoidal structure, and lever arm is along movable plate length direction
The distance between two side of distribution is less than glove channel along the distance between two side that movable plate length direction is distributed.
Preferably, be rotatably connected to the same telescopic rod between two lever arms, the outer cover of telescopic rod be equipped with
Its compression spring being slidably connected, compression spring are located at the top of friction plate.
Preferably, it is rotatably connected to the second connecting rod in the middle part of the side wall of the rotating bar, the second connecting rod is fixed on support
On frame.
Preferably, side of the movable plate far from brake shoe body is equipped with pressure sensor, and the side wall of pressure sensor is solid
Due on supporting rack.
Preferably, the vertical section of the friction plate is trapezium structure.
The beneficial effects of the utility model are：
1, apparatus structure is simple, easy to use, can effectively be played to wheel by friction plate and brake shoe body dual
Braking action meets people's use demand；
2, the design of pressure sensor can prompt staff to replace the first brake shoe body and friction plate in time, ensure
The traffic safety of train；
3, the design of fixed plate can play position-limiting action to the first brake shoe body, prevent the first brake shoe body from accident occurs
It falls off and roadside pedestrian is damaged, ensured the life security of people.
Description of the drawings
Fig. 1 be the utility model proposes composite brake shoe front view；
Fig. 2 be the utility model proposes composite brake shoe in idler wheel and friction plate position relationship side view；
Fig. 3 be the utility model proposes composite brake shoe in lever arm and compression spring connection relation vertical view.
In figure：1 brake shoe body, 2 idler wheels, 3 head rods, 4 hydraulic cylinders, 5 rotating bars, 6 movable plates, 7 glove channels, 8
Lever arm, 9 fixed plates, 10 friction plates, 11 compression springs, 12 second connecting rods, 13 pressure sensors.
Specific implementation mode
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.
Referring to Fig.1-3, the side of composite brake shoe, including brake shoe body 1, brake shoe body 1 is equipped with support plate, pacifies in support plate
Equipped with idler wheel 2, idler wheel 2 and brake shoe body 1 are located in same perpendicular, and side of the brake shoe body 1 far from idler wheel 2 is fixed with
One connecting rod 3, side of the head rod 3 far from brake shoe body 1 are fixed with hydraulic cylinder 4, and the top rotation of head rod 3 connects
It is connected to the rotating bar 5 being vertically arranged, the top of rotating bar 5 is rotatably connected to horizontally disposed movable plate 6, and movable plate 6 is separate to be turned
Top one end of lever 5 is equipped with the glove channel 7 being vertically arranged, and being slidably connected in glove channel 7, there are two the lever arms of arc
8, perpendicular residing for two lever arms 8 is mutually perpendicular to perpendicular residing for movable plate 6, and two lever arms 8 are close to each other
Friction plate 10 is respectively and fixedly provided on side wall, two friction plates 10 are located at the both sides of idler wheel 2, the bottom company of rotation of two lever arms 8
It is connected to horizontally disposed fixed plate 9, two fixed plates 9 are located at the both sides of brake shoe body 1, and the top cross-sectional in glove channel 7 is
Isosceles trapezoidal structure, lever arm 8 are less than glove channel 7 along work along the distance between two side that 6 length direction of movable plate is distributed
The distance between the two side of 6 length direction of movable plate distribution, is rotatably connected to the same telescopic rod between two lever arms 8, stretches
The outer cover of contracting bar is equipped with the compression spring 11 that is slidably connected with it, and compression spring 11 is located at the top of friction plate 10, in the side wall of rotating bar 5
Portion is rotatably connected to the second connecting rod 12, and the second connecting rod 12 is fixed on supporting rack, movable plate 6 far from brake shoe body 1 one
Side is equipped with pressure sensor 13, and the side wall of pressure sensor 13 is fixed on supporting rack, and the vertical section of friction plate 10 is trapezoidal knot
Structure.
Operation principle：When idler wheel 2 needs braking, hydraulic cylinder 4 works, and head rod 3 is made to drive brake shoe body 1 towards rolling
Take turns the movement of 2 sides so that the outer wall of brake shoe body 1 is in close contact with 2 outer wall of idler wheel, plays decelerating effect to idler wheel 2, this process
In, head rod 3 drives the bottom of rotating bar 5 to be moved towards 1 side of brake shoe body, and the top of rotating bar 5 is passed towards close to pressure
The side of sensor 16 is moved, and two lever arms 8 sliding, top of two lever arms 8 in glove channel 7 is close to each other so that
The two side of two friction plates 10 and idler wheel 2 on lever arm 8 is in close contact, and decelerating effect is played to idler wheel 2, when friction plate 10
When using rear thinning with 1 long-time of brake shoe body, the one end of movable plate 6 far from lever arm 8 is contacted with pressure sensor 16, pressure
The display end prompt staff of sensor 16 replaces brake shoe body 1.
The preferable specific implementation mode of the above, only the utility model, but the scope of protection of the utility model is not
Be confined to this, any one skilled in the art within the technical scope disclosed by the utility model, according to this practicality
Novel technical solution and its utility model design are subject to equivalent substitution or change, should all cover the protection model in the utility model
Within enclosing.
Claims (6)
1. composite brake shoe, including brake shoe body（1）, which is characterized in that the brake shoe body（1）Side be equipped with support plate, branch
Idler wheel is installed on fagging（2）, idler wheel（2）And brake shoe body（1）In same perpendicular, brake shoe body（1）Far from rolling
Wheel（2）Side be fixed with head rod（3）, head rod（3）Far from brake shoe body（1）Side be fixed with hydraulic cylinder
（4）, head rod（3）Top be rotatably connected to the rotating bar being vertically arranged（5）, rotating bar（5）Top rotation connection
There is horizontally disposed movable plate（6）, movable plate（6）Far from rotating bar（5）Top one end be equipped with the glove channel that is vertically arranged
（7）, glove channel（7）Inside being slidably connected, there are two the lever arms of arc（8）, two lever arms（8）Residing perpendicular and work
Movable plate（6）Residing perpendicular is mutually perpendicular to, two lever arms（8）It is respectively and fixedly provided with friction plate on side wall close to each other（10）,
Two friction plates（10）Positioned at idler wheel（2）Both sides, two lever arms（8）Bottom be rotatably connected to horizontally disposed fixation
Plate（9）, two fixed plates（9）Positioned at brake shoe body（1）Both sides.
2. composite brake shoe according to claim 1, which is characterized in that the glove channel（7）Top cross-sectional be etc.
Waist trapezium structure, lever arm（8）Along movable plate（6）The distance between the two side of length direction distribution is less than glove channel（7）
Along movable plate（6）The distance between the two side of length direction distribution.
3. composite brake shoe according to claim 1, which is characterized in that two lever arms（8）Between be rotatably connected to
The same telescopic rod, the outer cover of telescopic rod are equipped with the compression spring being slidably connected with it（11）, compression spring（11）Positioned at friction plate（10）
Top.
4. composite brake shoe according to claim 1, which is characterized in that the rotating bar（5）Side wall in the middle part of rotation connection
There is the second connecting rod（12）, the second connecting rod（12）It is fixed on supporting rack.
5. composite brake shoe according to claim 1, which is characterized in that the movable plate（6）Far from brake shoe body（1）One
Side is equipped with pressure sensor（13）, pressure sensor（13）Side wall be fixed on supporting rack.
6. composite brake shoe according to claim 1, which is characterized in that the friction plate（10）Vertical section be trapezoidal knot
Structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820235716.3U CN208041011U (en) | 2018-02-09 | 2018-02-09 | A kind of composite brake shoe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820235716.3U CN208041011U (en) | 2018-02-09 | 2018-02-09 | A kind of composite brake shoe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208041011U true CN208041011U (en) | 2018-11-02 |
Family
ID=63952694
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820235716.3U Expired - Fee Related CN208041011U (en) | 2018-02-09 | 2018-02-09 | A kind of composite brake shoe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208041011U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109578465A (en) * | 2018-12-30 | 2019-04-05 | 河北百龙汽车配件制造有限公司 | A kind of novel offset brake disc |
-
2018
- 2018-02-09 CN CN201820235716.3U patent/CN208041011U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109578465A (en) * | 2018-12-30 | 2019-04-05 | 河北百龙汽车配件制造有限公司 | A kind of novel offset brake disc |
| CN109578465B (en) * | 2018-12-30 | 2021-05-07 | 河北百龙汽车配件股份有限公司 | Novel offset brake disc |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20181102 Termination date: 20220209 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |