CN203176230U - Hydraulic brake clamp for rail transit - Google Patents
Hydraulic brake clamp for rail transit Download PDFInfo
- Publication number
- CN203176230U CN203176230U CN 201220625780 CN201220625780U CN203176230U CN 203176230 U CN203176230 U CN 203176230U CN 201220625780 CN201220625780 CN 201220625780 CN 201220625780 U CN201220625780 U CN 201220625780U CN 203176230 U CN203176230 U CN 203176230U
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- oil cylinder
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Abstract
Disclosed is a hydraulic brake clamp for rail transit. The clamp comprises a clamp body, oil cylinders, a pair of brake pads, two fixing pins and brake gaskets, wherein the clamp body is provided with two oil cylinder installation plates disposed face-to-face, each oil cylinder installation plate is provided with at least one oil cylinder installation hole, the oil cylinders are respectively disposed in the corresponding oil cylinder installation holes of the oil cylinder installation plates to form a face-to face disposition, and the oil cylinders are fixedly connected with the clamp body; the oil cylinders comprise pistons and cylinder bodies with cylinder holes, the pistons are inserted in and in slip fit with the cylinder holes of the oil cylinders, one end of each piston can protrude out of the corresponding cylinder hole and is pressed against the corresponding brake pad; the clamp body is provided with internal oil holes, the cylinder body is provided with cylinder body oil holes communicated with the cylinder holes, the internal oil holes are communicated with the cylinder body oil holes; and two ends of each oil cylinder installation plate are provided with pin holes, two fixing pins are fixed in the pin holes at the two ends of the two oil cylinder installation plates, two ends of each brake pad are provided with installation holes, and the brake pads are in a sliding fit relationship with the fixing pins by the installation holes. The hydraulic brake clamp for rail transit is simple in structure, saves installation space and achieves a good brake effect.
Description
Technical field
The utility model relates to a kind of track traffic braking device, especially a kind of track traffic hydraulic braking clamp.
Background technique
Along with fast development of national economy, urbanization process is accelerated, and resident trip also increasingly sharpens, and the Security of public transport is had higher requirement.Although increasing effect is being brought into play in dynamic braking, when emergency braking, must adopt the mode of mechanical braking to guarantee that rail traffic vehicles stops in the stopping distance of regulation, to guarantee traffic safety.The braking clamp is as the important component part of mechanical braking, and its performance directly has influence on the safe operation of track traffic.Traditional hydraulic braking clamp directly feeds hydraulic oil from the outside to piston usually, and the clamp volume is bigger, installs inconvenient; And piston is contained in the tong bodies, is slidingly matched with tong bodies, and piston is the movable tong bodies of wearing and tearing easily back and forth, just needs to change tong bodies when may wear to a certain degree; Traditional clamp is only installed piston in a side of tong bodies, one side brake, need transfer floating structures such as device to regulate the gap by lock, complex structure, response speed is slower, and lock transfers the rate of fault of device higher relatively, can influence the braking ability of clamp when lock transfers device to break down, thereby can influence the safety of driving.
Summary of the invention
The purpose of this utility model be to provide a kind of simple and compact for structure, installation and maintenance is easy, the hydraulic braking clamp of stable performance, good braking effect.
In order to achieve the above object, the technical solution of the utility model is: a kind of track traffic hydraulic braking clamp, comprise tong bodies, the paired oil cylinder that uses, a pair of brake lining and two fixing pins, tong bodies has two oil cylinder mounting plates of arranging face-to-face, has at least one oil cylinder mounting hole on the every oil cylinder mounting plate, the oil cylinder that uses is contained in respectively in the oil cylinder mounting hole of corresponding oil cylinder mounting plate in pairs, and fixedly connected with tong bodies, oil cylinder comprises piston and has the cylinder body in cylinder hole, piston is inserted in the cylinder hole of oil cylinder with being slidingly matched, one end of piston can stretch out outside the cylinder hole and with corresponding brake lining and offset, has the internal oil passages hole on the described tong bodies, has the cylinder body oil circuit hole that is communicated with the cylinder hole on the cylinder body, internal oil passages hole and cylinder body oil circuit hole are communicated with, the two ends of described oil cylinder mounting plate all have pin-and-hole, two fixing pins are separately fixed in the pin-and-hole at two ends of two oil cylinder mounting plates, the two ends of each brake lining all have mounting hole, and brake lining is slidingly matched by mounting hole and fixing pin.
Described oil cylinder has two pairs, all has two oil cylinder mounting holes on the every oil cylinder mounting plate on the tong bodies, and the two pairs of oil cylinders are contained in respectively in separately the oil cylinder mounting hole Face to face.
Every pair of oil cylinder mounting hole on the described oil cylinder mounting plate keeps with one heart.
Described tong bodies also comprises three connecting rods, fixedlys connected with two oil cylinder mounting plates respectively in the two ends of three connecting rods.
Described internal oil passages hole comprises oil inlet hole, the first internal oil passages hole that is distributed on the connecting rod and is distributed in the second internal oil passages hole on the oil cylinder mounting plate, oil inlet hole is communicated with the first internal oil passages hole, the first internal oil passages hole is communicated with the second internal oil passages hole, and the second internal oil passages hole is communicated with cylinder body oil circuit hole.
Have mounting flange on the cylinder body of described oil cylinder, have several flange mounting holes on the mounting flange, bolt passes flange mounting hole fixedlys connected with tong bodies.
On described two fixing pins brake pad is housed respectively also, described brake pad comprises first brake pad and second brake pad, first brake pad is arc shape, and have the first inside arc fixedly flange and the first spacing flange, first brake pad by first arc fixedly flange be installed on the fixing pin; Second brake pad comprises the second inside arc fixedly flange and the second spacing flange, second brake pad by second arc fixedly flange be installed on another fixing pin, the crooked radian of the first spacing flange is less than the crooked radian of the second spacing flange, described first arc fixedly flange and second arc fixedly flange all between two brake linings.
Adopt said structure, tong bodies has oil inlet hole, and inside has the oil circuit hole, and hydraulic oil acts on oil cylinder by the oil circuit hole, has reduced outside connection oil circuit, and structure is compacter, and installing space is little, and is easy for installation; Oil cylinder is contained in the oil cylinder mounting hole on the tong bodies, and piston is inserted in the cylinder hole of oil cylinder, with the oil cylinder modularization with being slidingly matched, oil cylinder and tong bodies separately if wear and tear in the cylinder hole, only need to change oil cylinder, need not change whole tong bodies, easy maintenance has reduced maintenance cost; Tong bodies has two oil cylinder mounting plates simultaneously, and oil cylinder is installed in respectively in the corresponding oil cylinder mounting plate, and changing one side brake is bilateral braking, does not need lock to transfer floating structures such as device, and performance is more stable, and braking effect is better.
Description of drawings
Fig. 1 is structural perspective of the present utility model;
Fig. 2 is the A-A sectional view of Fig. 1;
Fig. 3 is tong bodies plan view among Fig. 1;
Fig. 4 is the plan view of Fig. 3;
Fig. 5 is the stereogram of tong bodies among Fig. 1;
Fig. 6 is the sectional view of oil cylinder among Fig. 1;
Fig. 7 is the structural perspective of first brake pad among Fig. 1;
Fig. 8 is the structural perspective of second brake pad among Fig. 1;
Fig. 9 is the structural representation of brake lining among Fig. 1.
Embodiment
The embodiment who provides below in conjunction with accompanying drawing is described in further detail the utility model.
Referring to Fig. 1,2,3,4,5,6,7,8, shown in 9, a kind of track traffic hydraulic braking clamp, comprise tong bodies 1, the paired oil cylinder 2 that uses, a pair of brake lining 3, two fixing pins 4 and two brake pads 5, tong bodies 1 has two oil cylinder mounting plate 1-1 that arrange face-to-face, has at least one oil cylinder mounting hole 1-1-1 on the every oil cylinder mounting plate 1-1, the oil cylinder 2 that uses is contained in respectively among the oil cylinder mounting hole 1-1-1 of corresponding oil cylinder mounting plate 1-1 in pairs, form face-to-face and arrange, and fixedly connected with tong bodies 1, oil cylinder 2 comprises piston 2-2 and has the cylinder body 2-1 of cylinder hole 2-1-1, piston 2-2 is inserted among the cylinder hole 2-1-1 of oil cylinder 2 with being slidingly matched, the end of piston 2-2 can stretch out outside the 2-1-1 of cylinder hole and with corresponding brake lining 3 and offset, has internal oil passages hole 1-2 on the described tong bodies 1, has the cylinder body oil circuit hole 2-1-2 that is communicated with cylinder hole 2-1-1 on the cylinder body 2-1, internal oil passages hole 1-2 and cylinder body oil circuit hole 2-1-2 are communicated with, the two ends of described oil cylinder mounting plate 1-1 all have pin-and-hole 1-1-2, two fixing pins 4 are separately fixed among the pin-and-hole 1-1-2 at two ends of two oil cylinder mounting plate 1-1, the two ends of each brake lining 3 all have mounting hole 3-1, and brake lining 3 is slidingly matched by mounting hole 3-1 and fixing pin 4.
Shown in Fig. 1,3,4,5, in order to increase the utility model chucking power, described oil cylinder 2 has two pairs, all has two oil cylinder mounting hole 1-1-1 on the every oil cylinder mounting plate 1-1 on the tong bodies 1, and the two pairs of oil cylinders 2 are contained in respectively among separately the oil cylinder mounting hole 1-1-1 Face to face.
Referring to shown in Figure 3, more reliable when braking for oil cylinder 2 can correctly be installed, every couple of oil cylinder mounting hole 1-1-1 on the described oil cylinder mounting plate 1-1 keeps with one heart.
Shown in Fig. 1,3,4,5, for weight reduction, described tong bodies 1 also comprises three connecting rod 1-3, fixedlys connected with two oil cylinder mounting plate 1-1 respectively in the two ends of three connecting rod 1-3.
Shown in Fig. 3,4, it is more reasonable for oil channel structures is arranged, described internal oil passages hole 1-2 comprises oil inlet hole 1-2-21, the first internal oil passages hole 1-2-22 that is distributed on the connecting rod 1-3 and is distributed in the second internal oil passages hole 1-1-23 on the oil cylinder mounting plate 1-1, oil inlet hole 1-2-21 is communicated with the first internal oil passages hole 1-2-22, the first internal oil passages hole 1-2-22 is communicated with the second internal oil passages hole 1-1-23, and the second internal oil passages hole 1-1-23 is communicated with cylinder body oil circuit hole 2-1-2.
Referring to shown in Figure 1, have mounting flange 2-1-3 on the cylinder body 2-1 of described oil cylinder 2, have several flange mounting holes 2-1-31 on the mounting flange 2-1-3, bolt 6 passes flange mounting hole 2-1-31 fixedlys connected with tong bodies 1.
Shown in Fig. 6,7,8, on described two fixing pins 4 brake pad 5 is housed respectively also, described brake pad 5 comprises the first brake pad 5-1 and the second brake pad 5-2, the first brake pad 5-1 is arc shape, and have the first inside arc fixedly flange 5-1-1 and the first spacing flange 5-1-2, the first brake pad 5-1 by first arc fixedly flange 5-1-1 be installed on the fixing pin 4; The second brake pad 5-2 comprises the second inside arc fixedly flange 5-2-1 and the second spacing flange 5-2-2, the second brake pad 5-2 by second arc fixedly flange 5-2-1 be installed on another fixing pin 4, the crooked radian of the first spacing flange 5-1-2 is less than the crooked radian of the second spacing flange 5-2-2, described first arc fixedly flange 5-1-1 and second arc fixedly flange 5-2-1 all between two brake linings 3, for brake lining gapped with fixing pin, brake pad 5 is flexible, can block brake lining, reducing it rocks, noise, the power in the energy buffer-braking simultaneously; Various flange are in order well to cooperate with brake lining.
Shown in Fig. 1,2,3,4,5,6,7, when the utility model is installed and used, has internal oil passages hole 1-2 on the tong bodies 1, has the cylinder body oil circuit hole 2-1-2 that is communicated with piston cylinder hole 2-1-1 on the cylinder body 2-1, internal oil passages hole 1-2 and cylinder body oil circuit hole 2-1-2 are communicated with, hydraulic oil inflow cylinder body oil circuit hole 2-1-2 as internal oil passages hole 1-2, flow into piston cylinder hole 2-1-1 again, four piston 2-2 can stretch out under the oil pressure effect, output braking force, on the roof pressure brake lining 3, make two shoe brake sheets 3 with realizing braking with the brake disc friction; Fixing pin 4 provides the guide securement effect for brake lining 3, and it is long and come off that the first brake pad 5-1 and the second brake pad 5-2 can prevent that piston 2-2 from stretching out stroke.
Claims (7)
1. track traffic hydraulic braking clamp, it is characterized in that: comprise tong bodies (1), the paired oil cylinder (2) that uses, a pair of brake lining (3) and two fixing pins (4), tong bodies (1) has two oil cylinder mounting plates of arranging face-to-face (1-1), has at least one oil cylinder mounting hole (1-1-1) on the every oil cylinder mounting plate (1-1), the oil cylinder (2) that uses is contained in respectively in the oil cylinder mounting hole (1-1-1) of corresponding oil cylinder mounting plate (1-1) in pairs, and fixedly connected with tong bodies (1), oil cylinder (2) comprises piston (2-2) and has the cylinder body (2-1) of cylinder hole (2-1-1), piston (2-2) is inserted in the cylinder hole (2-1-1) of oil cylinder (2) with being slidingly matched, one end of piston (2-2) can stretch out outside the cylinder hole (2-1-1) and with corresponding brake lining (3) and offset, has internal oil passages hole (1-2) on the described tong bodies (1), has the cylinder body oil circuit hole (2-1-2) that is communicated with cylinder hole (2-1-1) on the cylinder body (2-1), internal oil passages hole (1-2) and cylinder body oil circuit hole (2-1-2) are communicated with, the two ends of described oil cylinder mounting plate (1-1) all have pin-and-hole (1-1-2), two fixing pins (4) are separately fixed in the pin-and-hole (1-1-2) at two ends of two oil cylinder mounting plates (1-1), the two ends of each brake lining (3) all have mounting hole (3-1), and brake lining (3) is slidingly matched by mounting hole (3-1) and fixing pin (4).
2. track traffic according to claim 1 hydraulic braking clamp, it is characterized in that: described oil cylinder (2) has two pairs, all have two oil cylinder mounting holes (1-1-1) on the every oil cylinder mounting plate (1-1) on the tong bodies (1), two pairs of oil cylinders (2) are contained in respectively in separately the oil cylinder mounting hole (1-1-1) Face to face.
3. track traffic according to claim 2 hydraulic braking clamp is characterized in that: the every pair of oil cylinder mounting hole (1-1-1) on the described oil cylinder mounting plate (1-1) keeps with one heart.
4. track traffic according to claim 1 hydraulic braking clamp, it is characterized in that: described tong bodies (1) also comprises three connecting rods (1-3), fixedly connected with two oil cylinder mounting plates (1-1) respectively in the two ends of three connecting rods (1-3).
5. track traffic according to claim 4 hydraulic braking clamp, it is characterized in that: described internal oil passages hole (1-2) comprises the oil inlet hole (1-2-21) that is distributed on the connecting rod (1-3), the first internal oil passages hole (1-2-22) and be distributed in the second internal oil passages hole (1-1-23) on the oil cylinder mounting plate (1-1), oil inlet hole (1-2-21) is communicated with the first internal oil passages hole (1-2-22), the first internal oil passages hole (1-2-22) is communicated with the second internal oil passages hole (1-1-23), and the second internal oil passages hole (1-1-23) is communicated with cylinder body oil circuit hole (2-1-2).
6. track traffic according to claim 1 hydraulic braking clamp, it is characterized in that: have mounting flange (2-1-3) on the cylinder body (2-1) of described oil cylinder (2), have several flange mounting holes (2-1-31) on the mounting flange (2-1-3), bolt (6) passes flange mounting hole (2-1-31) fixedlys connected with tong bodies (1).
7. track traffic according to claim 1 hydraulic braking clamp, it is characterized in that: brake pad (5) also is housed respectively on described two fixing pins (4), described brake pad (5) comprises first brake pad (5-1) and second brake pad (5-2), first brake pad (5-1) is arc shape, and have the first inside arc fixedly flange (5-1-1) and the first spacing flange (5-1-2), first brake pad (5-1) by first arc fixedly flange (5-1-1) be installed on the fixing pin (4); Second brake pad (5-2) comprises the second inside arc fixedly flange (5-2-1) and the second spacing flange (5-2-2), second brake pad (5-2) by second arc fixedly flange (5-2-1) be installed on another fixing pin (4), the crooked radian of the first spacing flange (5-1-2) is less than the crooked radian of the second spacing flange (5-2-2), described first arc fixedly flange (5-1-1) and second arc fixedly flange (5-2-1) all be positioned between two brake linings (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220625780 CN203176230U (en) | 2012-11-23 | 2012-11-23 | Hydraulic brake clamp for rail transit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220625780 CN203176230U (en) | 2012-11-23 | 2012-11-23 | Hydraulic brake clamp for rail transit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203176230U true CN203176230U (en) | 2013-09-04 |
Family
ID=49072931
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220625780 Withdrawn - After Issue CN203176230U (en) | 2012-11-23 | 2012-11-23 | Hydraulic brake clamp for rail transit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203176230U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102943830A (en) * | 2012-11-23 | 2013-02-27 | 常州南车铁马科技实业有限公司 | Hydraulic braking clamp for track traffic |
| CN103912610A (en) * | 2014-03-28 | 2014-07-09 | 南车戚墅堰机车车辆工艺研究所有限公司 | Hydraulically driven service brake |
| CN105156517A (en) * | 2015-08-07 | 2015-12-16 | 青岛四方车辆研究所有限公司 | Integrated driven type hydraulic braking clamp |
| CN106438774A (en) * | 2016-08-31 | 2017-02-22 | 芜湖市和蓄机械股份有限公司 | Brake clamp body structure |
| CN110053593A (en) * | 2019-04-23 | 2019-07-26 | 江苏理工学院 | A kind of multiple-piece rail transit car braking system |
| CN110053592A (en) * | 2019-04-23 | 2019-07-26 | 江苏理工学院 | A kind of comfort type rail transit car braking system |
-
2012
- 2012-11-23 CN CN 201220625780 patent/CN203176230U/en not_active Withdrawn - After Issue
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102943830A (en) * | 2012-11-23 | 2013-02-27 | 常州南车铁马科技实业有限公司 | Hydraulic braking clamp for track traffic |
| CN102943830B (en) * | 2012-11-23 | 2015-06-17 | 常州南车铁马科技实业有限公司 | Hydraulic braking clamp for track traffic |
| CN103912610A (en) * | 2014-03-28 | 2014-07-09 | 南车戚墅堰机车车辆工艺研究所有限公司 | Hydraulically driven service brake |
| CN105156517A (en) * | 2015-08-07 | 2015-12-16 | 青岛四方车辆研究所有限公司 | Integrated driven type hydraulic braking clamp |
| CN105156517B (en) * | 2015-08-07 | 2017-06-23 | 中车青岛四方车辆研究所有限公司 | Integrated passive type hydraulic braking clamp |
| CN106438774A (en) * | 2016-08-31 | 2017-02-22 | 芜湖市和蓄机械股份有限公司 | Brake clamp body structure |
| CN110053593A (en) * | 2019-04-23 | 2019-07-26 | 江苏理工学院 | A kind of multiple-piece rail transit car braking system |
| CN110053592A (en) * | 2019-04-23 | 2019-07-26 | 江苏理工学院 | A kind of comfort type rail transit car braking system |
| CN110053592B (en) * | 2019-04-23 | 2021-06-15 | 江苏理工学院 | Comfortable rail transit vehicle braking system |
| CN110053593B (en) * | 2019-04-23 | 2021-06-15 | 江苏理工学院 | Multi-sheet type rail transit vehicle braking system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20130904 Effective date of abandoning: 20150617 |
|
| RGAV | Abandon patent right to avoid regrant |