CN105292171B - Ejecting block for brake clamp leverage - Google Patents
Ejecting block for brake clamp leverage Download PDFInfo
- Publication number
- CN105292171B CN105292171B CN201510743201.5A CN201510743201A CN105292171B CN 105292171 B CN105292171 B CN 105292171B CN 201510743201 A CN201510743201 A CN 201510743201A CN 105292171 B CN105292171 B CN 105292171B
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- CN
- China
- Prior art keywords
- jacking block
- block body
- brake clamp
- screw plug
- briquetting
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- 239000007787 solid Substances 0.000 claims description 3
- 230000005540 biological transmission Effects 0.000 abstract description 4
- 238000012423 maintenance Methods 0.000 abstract description 3
- 210000001138 tear Anatomy 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
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Abstract
A kind of ejecting block for brake clamp leverage, with jacking block body, jacking block body has two coaxial connecting shafts, connecting shaft and the load of jacking block body are formed integrally, and on the outer wall of jacking block body, there is the positioning hole of radial direction, positioning hole is threadedly coupled with stop screw on the jacking block body.It is provided with mounting hole on the jacking block body, the mounting hole is provided with to have on circumferential stopper slot, the front end face of fixed screw plug briquetting is housed in counterbore, the counterbore built with fixed screw plug on the periphery wall of the fixed screw plug.Brake clamp leverage is after using this ejecting block, the briquetting of ejecting block can remain that maximum area is contacted with the output shaft of checking cylinder, effectively increase the efficiency of transmission brake force, when a failure occurs it, the fixation screw plug in ejecting block need to only be adjusted hand relieving can be achieved, it is easy to operate, after briquetting weares and teares, briquetting only need to be changed, maintenance cost is low.
Description
Technical field
The invention belongs to brake rigging technical field, and in particular to one kind is used for track traffic brake clamp Lever machine
The ejecting block of structure.
Background technology
Existing track traffic is only made up of with the floating type unilateral lever for acting on brake clamp an its body, in reality
The contact area and contact angle of one end of its body and checking cylinder output shaft are with the output shaft jack-up of checking cylinder during work
Change so that lever transmission brake force it is less efficient；Gone wrong simultaneously inside clamp when need to alleviate, it is impossible to alleviate；Work
One end of its body is frequently impacted by checking cylinder output shaft when making, and is easily lost, and needs to change whole lever, significantly
Add maintenance cost.
The content of the invention
Brake force efficiency high is transmitted it is an object of the invention to provide one kind, and with hand relieving function, easy to operate, dimension
Protect the low ejecting block for brake clamp leverage of cost.
To achieve these goals, the technical scheme is that：A kind of jacking block knot for brake clamp leverage
Structure, with jacking block body, its improvement is：
A, the jacking block body have two coaxial connecting shafts, connecting shaft and the load of jacking block body or are formed integrally, and
On the outer wall of jacking block body, there is the positioning hole of radial direction, the positioning hole and stop screw screw thread on the jacking block body
Connection；
It is provided with mounting hole on b, the jacking block body, the mounting hole is built with fixed screw plug, before the fixed screw plug
Portion is threadedly coupled with the internal thread of mounting hole, and circumferential stopper slot, the stop screw are provided with the periphery wall of the fixed screw plug
One end extend into circumferential stopper slot；
Have on c, the front end face of the fixed screw plug and briquetting is housed in counterbore, the counterbore.
In the above-mentioned technical solutions, there is annular groove and end flange on the outer wall of the jacking block body front end.
In the above-mentioned technical solutions, the briquetting has passage and/or gap, the counterbore interference of briquetting and fixed screw plug
Coordinate.
In the above-mentioned technical solutions, annular seal groove, annular seal groove are provided with the periphery wall at the fixed screw plug rear portion
O-ring seal is above housed, and the rear end of the periphery wall of fixed screw plug has after an annular stop, the mounting hole of jacking block body
There is the annular stopper corresponding with annular stop at stomidium mouthful.
In the above-mentioned technical solutions, there is interior hexagonal counterbore on the rear end face of the fixed screw plug.
In the above-mentioned technical solutions, have outer-hexagonal raised on the rear end face of the fixed screw plug.
In the above-mentioned technical solutions, the jacking block body is to have two planes on annular solid, and the outer wall of jacking block body,
The root of two connecting shafts is located in corresponding two planes respectively.
In the above-mentioned technical solutions, the connecting shaft is in cylinder.
In the above-mentioned technical solutions, described two connecting shafts are arranged symmetrically in two planes of jacking block body, and two
The axis of connecting shaft and the axis perpendicular of mounting hole.
In the above-mentioned technical solutions, there is boss on the outer wall of the jacking block body, and positioning hole is located on boss.
The good effect that has of the present invention is：The leverage of track traffic brake clamp is using this ejecting block
Afterwards, the briquetting in the ejecting block of leverage can remain the contact of maximum area with the output shaft of checking cylinder, effectively carry
The high efficiency of transmission brake force；When a failure occurs it, can be spacing by unclamping if the brakes of vehicle can not be alleviated automatically
Screw, then unscrews the fixation screw plug in ejecting block and hand relieving can be achieved, easy to operate；When the briquetting of ejecting block is ground
After damage, briquetting only need to be changed, maintenance cost is low.
Brief description of the drawings
Fig. 1 is the schematic cross-sectional view of the present invention；
Fig. 2 is the schematic perspective view of jacking block body in the present invention;
Fig. 3 is the schematic front view of jacking block body in the present invention；
Fig. 4 is Fig. 3 A-A schematic cross-sectional views；
Fig. 5 is the schematic cross-sectional view that screw plug is fixed in Fig. 1；
Fig. 6 is that the right side that screw plug is fixed in Fig. 5 regards schematic diagram；
Fig. 7 is the schematic diagram when present invention is used for leverage；
Fig. 8 is Fig. 7 B-B schematic cross-sectional views；
Fig. 9 is the schematic diagram when present invention is used for brake clamp；
Figure 10 is the schematic perspective view of its body in Fig. 8；
Figure 11 is the schematic cross-sectional view of another briquetting of the invention and fixed screw plug；
Figure 12 is the schematic front view of another briquetting in Figure 11.
Embodiment
Below in conjunction with accompanying drawing and the embodiment provided, the present invention is further illustrated.
As shown in Fig. 1 ~ 9,11, a kind of ejecting block for brake clamp leverage is described with jacking block body 1
Jacking block body 1 has two coaxial connecting shafts 2, connecting shaft 2 and the load of jacking block body 1 or is formed integrally, and is located at jacking block sheet
On the outer wall of body 1, positioning hole 3-1, the positioning hole 3-1 on the jacking block body 1 with radial direction connect with the screw thread of stop screw 4
Connect.
Mounting hole 1-1, the mounting hole 1-1 are provided with the jacking block body 1 built with fixed screw plug 5, the fixed spiral shell
Stifled 5 front portion is threadedly coupled with mounting hole 1-1 internal thread, and circumferential stopper slot 5- is provided with the periphery wall of the fixed screw plug 5
1, one end of the stop screw 4 is extend into circumferential stopper slot 5-1, and certain position-limiting action is played to fixed screw plug 5.
Have on the front end face of the fixed screw plug 5 and briquetting 6 is housed in counterbore 5-3, the counterbore 5-3, briquetting 6 belongs to easy
Wearing part, briquetting 6 need to be only individually replaced when briquetting 6 weares and teares, cost-effective.
As shown in Fig. 1 ~ 4,7,11, there is annular groove 1-5 and end flange 1-3 on the outer wall of the front end of jacking block body 1.
As shown in Fig. 1,7,11,12, the briquetting 6 has passage 6-1 and/or gap 6-2, briquetting 6 and fixed screw plug 5
Counterbore 5-3 interference fits, passage 6-1 or gap 6-2 are provided to be easy to exclude in counterbore 5-3 when installing briquetting 6
Air.
As shown in Fig. 1,5,7,11, annular seal groove 5-4 is provided with the periphery wall at the fixed rear portion of screw plug 5, annular is close
O-ring seal 7 is housed on sealing groove 5-4, and the rear end of the periphery wall of fixed screw plug 5 has an annular stop 5-5, jacking block body 1
Mounting hole 1-1 rear end aperture at have the annular stopper 1-4 corresponding with annular stop 5-5.
As shown in Fig. 1,5 ~ 9,11, there is interior hexagonal counterbore 5-2 on the rear end face of the fixed screw plug 5, naturally it is also possible to
It is that there is outer-hexagonal projection 5-6, interior hexagonal counterbore 5-2- and outer-hexagonal projection 5-6 to be all on the rear end face of the fixed screw plug 5
The installation and removal of screw plug 5 are fixed for convenience.
As shown in Fig. 2,3,8, the jacking block body 1 is to have two planes on annular solid, and the outer wall of jacking block body 1,
The root of two connecting shafts 2 is located on corresponding two plane 1-2 respectively.
As shown in Fig. 2,3,8, the connecting shaft 2 is in cylinder.
As shown in Fig. 2,3,8, described two connecting shafts 2 are arranged symmetrically on two plane 1-2 of jacking block body 1, and two
The axis of individual connecting shaft 2 and mounting hole 1-1 axis perpendicular.
As shown in Fig. 1 ~ 4,7 ~ 9,11, there is boss 3 on the outer wall of the jacking block body 1, and positioning hole 3-1 is located at boss
On 3.
As shown in Fig. 1 ~ 3,7 ~ 11, the present invention is when mounted, each on two linking arm 8-3 of described one end of its body 8
With a mounting groove 8-4, also tool connection neck bush 41, tabletting 42 and holding screw 43, the connection neck bush 41 is arranged on
In linking arm 8-3 mounting groove 8-4, two connecting shafts 2 of the ejecting block 9 are respectively hinged at two linking arm 8-3 peace
On connection neck bush 41 in tankage 8-4.The connection neck bush 41 is provided with step, and the tabletting 42 is with being connected neck bush 41
On step offset, and by holding screw 43 will connect neck bush 41 be fixed on the one end of its body 8 linking arm 8-3 peace
In tankage 8-4.
As shown in Fig. 1,3,7 ~ 9,11, in the use of the present invention, rotating shaft 11 is passed through on the fulcrum bearing 12-1 of clamp housing 12
Lever mounting hole and its body 8 on axis hole 8-1 its body 8 is connected on clamp housing 12, now ejecting block 9
Briquetting 6 face the output shaft of checking cylinder 13, the output shaft of checking cylinder 13 stretches out during braking, withstands briquetting 6 and promotes jacking block
Structure 9, so that its body 8 rotates, the other end of its body 8 drives the motion of brake lining 14 to brake the top pressure of side brake lining 14
Disk, under active force, clamp is slided on mounting structure, makes the also top pressure brake disc of opposite side brake lining 14, so as to realize braking.This
If when briquetting 6 and checking cylinder 13 output shaft between there is gap, the jacking block body 1 of ejecting block 9 can motive force work
Turned an angle with the lower axis along connecting shaft 2, be finally affixed the output shaft of the end face and checking cylinder 13 of briquetting 6, it is ensured that
Contact area is maximum, improves the transmission efficiency of power.When emergency case occur and needing hand relieving clamp, only limit need to be first backed out
Position screw 4, then adjusts or unloads positioning screw plug 5, and brake lining 14 can unclamp, and realize and alleviate.
Claims (10)
1. a kind of ejecting block for brake clamp leverage, with jacking block body（1）, it is characterised in that：
A, the jacking block body（1）With two coaxial connecting shafts（2）, connecting shaft（2）With jacking block body（1）Load is made
One, and positioned at jacking block body（1）Outer wall on, the jacking block body（1）The upper positioning hole with radial direction（3-1）, it is described fixed
Position hole（3-1）With stop screw（4）Threaded connection；
B, the jacking block body（1）On be provided with mounting hole（1-1）, the mounting hole（1-1）Built with fixed screw plug（5）, it is described
Fixed screw plug（5）Front portion and mounting hole（1-1）Internal thread threaded connection, the fixed screw plug（5）Periphery wall on be provided with
Circumferential stopper slot（5-1）, the stop screw（4）One end extend into circumferential stopper slot（5-1）In；
C, the fixed screw plug（5）Front end face on have counterbore（5-3）, the counterbore（5-3）In be equipped with briquetting（6）.
2. the ejecting block according to claim 1 for brake clamp leverage, it is characterised in that：The jacking block sheet
Body（1）There is annular groove on the outer wall of front end（1-5）And end flange（1-3）.
3. the ejecting block according to claim 1 for brake clamp leverage, it is characterised in that：The briquetting
（6）With passage（6-1）And/or gap（6-2）, briquetting（6）With fixed screw plug（5）Counterbore（5-3）Interference fit.
4. the ejecting block according to claim 1 for brake clamp leverage, it is characterised in that：The fixed spiral shell
It is stifled（5）Annular seal groove is provided with the periphery wall at rear portion（5-4）, annular seal groove（5-4）It is upper that O-ring seal is housed（7）, and
Fixed screw plug（5）The rear end of periphery wall have an annular stop（5-5）, jacking block body（1）Mounting hole（1-1）Rear hole
Have and annular stop at mouthful（5-5）Corresponding annular stopper（1-4）.
5. the ejecting block according to claim 1 for brake clamp leverage, it is characterised in that：The fixed spiral shell
It is stifled（5）Rear end face on have interior hexagonal counterbore（5-2）.
6. the ejecting block according to claim 1 for brake clamp leverage, it is characterised in that：The fixed spiral shell
It is stifled（5）Rear end face on have outer-hexagonal raised（5-6）.
7. the ejecting block according to claim 1 for brake clamp leverage, it is characterised in that：The jacking block sheet
Body（1）For annular solid, and jacking block body（1）Outer wall on there are two planes, two connecting shafts（2）Root respectively be located at phase
Two planes answered（1-2）On.
8. the ejecting block according to claim 1 for brake clamp leverage, it is characterised in that：The connecting shaft
（2）In cylinder.
9. the ejecting block according to claim 7 for brake clamp leverage, it is characterised in that：Described two companies
Spindle（2）It is arranged symmetrically in jacking block body（1）Two planes（1-2）On, and two connecting shafts（2）Axis and mounting hole
（1-1）Axis perpendicular.
10. the ejecting block according to claim 1 for brake clamp leverage, it is characterised in that：The jacking block
Body（1）Outer wall on have boss（3）, and positioning hole（3-1）Positioned at boss（3）On.
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510743201.5A CN105292171B (en) | 2015-11-05 | 2015-11-05 | Ejecting block for brake clamp leverage |
| CN201680062488.8A CN108463645B (en) | 2015-11-05 | 2016-11-04 | Lever mechanism and brake clamp device including it |
| PCT/CN2016/104635 WO2017076339A1 (en) | 2015-11-05 | 2016-11-04 | Lever mechanism and brake clamp device comprising same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510743201.5A CN105292171B (en) | 2015-11-05 | 2015-11-05 | Ejecting block for brake clamp leverage |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105292171A CN105292171A (en) | 2016-02-03 |
| CN105292171B true CN105292171B (en) | 2017-09-01 |
Family
ID=55190185
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510743201.5A Active CN105292171B (en) | 2015-11-05 | 2015-11-05 | Ejecting block for brake clamp leverage |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105292171B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108463645B (en) * | 2015-11-05 | 2019-09-03 | 中车戚墅堰机车车辆工艺研究所有限公司 | Lever mechanism and brake clamp device including it |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1630444A2 (en) * | 2004-08-27 | 2006-03-01 | Faiveley Transport Amiens | Brake actuator for railway vehicles |
| DE102012006113A1 (en) * | 2012-03-26 | 2013-09-26 | Knorr-Bremse Systeme für Nutzfahrzeuge GmbH | Clamping device for a lever-operated disc brake |
| CN104260747A (en) * | 2014-10-13 | 2015-01-07 | 常州南车铁马科技实业有限公司 | Connection structure of transmission shaft of brake clamp and lever and clamp casing of brake clamp |
| CN204399191U (en) * | 2014-08-08 | 2015-06-17 | 常州南车铁马科技实业有限公司 | The brake clamp of guideway vehicle foundation brake rigging and brake cylinder connection structure |
| CN104847815A (en) * | 2015-05-22 | 2015-08-19 | 中国铁道科学研究院 | Parking brake cylinder for railway vehicles |
| CN205239520U (en) * | 2015-11-05 | 2016-05-18 | 常州南车铁马科技实业有限公司 | A kicking block structure for braking clamp lever mechanism |
-
2015
- 2015-11-05 CN CN201510743201.5A patent/CN105292171B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1630444A2 (en) * | 2004-08-27 | 2006-03-01 | Faiveley Transport Amiens | Brake actuator for railway vehicles |
| DE102012006113A1 (en) * | 2012-03-26 | 2013-09-26 | Knorr-Bremse Systeme für Nutzfahrzeuge GmbH | Clamping device for a lever-operated disc brake |
| CN204399191U (en) * | 2014-08-08 | 2015-06-17 | 常州南车铁马科技实业有限公司 | The brake clamp of guideway vehicle foundation brake rigging and brake cylinder connection structure |
| CN104260747A (en) * | 2014-10-13 | 2015-01-07 | 常州南车铁马科技实业有限公司 | Connection structure of transmission shaft of brake clamp and lever and clamp casing of brake clamp |
| CN104847815A (en) * | 2015-05-22 | 2015-08-19 | 中国铁道科学研究院 | Parking brake cylinder for railway vehicles |
| CN205239520U (en) * | 2015-11-05 | 2016-05-18 | 常州南车铁马科技实业有限公司 | A kicking block structure for braking clamp lever mechanism |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105292171A (en) | 2016-02-03 |
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| C10 | Entry into substantive examination | ||
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| CB02 | Change of applicant information | ||
| CB02 | Change of applicant information |
Address after: 213125 Jiangsu province Changzhou City New District Xue Shun Road No. 19 Applicant after: CRRC CHANGZHOU TECH-MARK INDUSTRIAL Co.,Ltd. Address before: 213125 Jiangsu province Changzhou City New District Xue Shun Road No. 19 Applicant before: CSR CHANGZHOU TECH-MARK INDUSTRIAL Co.,Ltd. |
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| TA01 | Transfer of patent application right | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20170721 Address after: 213125 Jiangsu Province, Changzhou New District Xue Zhen Shun Road No. 19 Applicant after: CRRC CHANGZHOU TECH-MARK INDUSTRIAL Co.,Ltd. Applicant after: CRRC QISHUYAN INSTITUTE Co.,Ltd. Address before: 213125 Jiangsu province Changzhou City New District Xue Shun Road No. 19 Applicant before: CRRC CHANGZHOU TECH-MARK INDUSTRIAL Co.,Ltd. |
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| CP03 | Change of name, title or address |
Address after: 213125 No.19 Shunyuan Road, Xuejia Town, Xinbei District, Changzhou, Jiangsu Province Patentee after: CRRC CHANGZHOU TECH-MARK INDUSTRIAL Co.,Ltd. Country or region after: China Patentee after: CRRC Qishuyan Locomotive and Rolling Stock Technology Research Institute Co.,Ltd. Address before: 213125 No.19 Shunyuan Road, Xuejia Town, Xinbei District, Changzhou, Jiangsu Province Patentee before: CRRC CHANGZHOU TECH-MARK INDUSTRIAL Co.,Ltd. Country or region before: China Patentee before: CRRC QISHUYAN INSTITUTE Co.,Ltd. |