CN203472865U - Movable pedal for railway freight wagon and railway freight wagon - Google Patents
Movable pedal for railway freight wagon and railway freight wagon Download PDFInfo
- Publication number
- CN203472865U CN203472865U CN201320519627.9U CN201320519627U CN203472865U CN 203472865 U CN203472865 U CN 203472865U CN 201320519627 U CN201320519627 U CN 201320519627U CN 203472865 U CN203472865 U CN 203472865U
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- Prior art keywords
- pedal
- pedal body
- mounting hole
- mount pad
- dual
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Abstract
The utility model provides a movable pedal for a railway freight wagon and a railway freight wagon. The pedal is shaped like a ladder, the pedal is formed by connecting at least two U-shaped pedal bodies in a head-to-tail mode, the pedal body located on the upper portion is the upper pedal body, the pedal body located on the lower portion is the lower pedal body, and the closed end of the upper pedal body is detachably connected with the open end of the lower pedal body. A detachably connecting structure is adopted between the two pedal bodies, in the maintenance process of a wagon body, when a bogie is disassembled from the wagon body, the lower pedal body can be disassembled to prevent the pedal bodies from interfering with the bogie without the need of lifting up the wagon body through a wagon lifting jack, and the wagon body is convenient to maintain.
Description
Technical field
The utility model relates to railway truck technology, relates in particular to movable pedal and railway truck for a kind of railway truck.
Background technology
The pedal that existing railway truck is used is integral solder structure, as shown in Figure 1, pedal consists of upper pedal body 1 and 2 welding of lower pedal body, upper pedal body 1 two ends are welded on mount pad 3 one end, mount pad 3 other ends are welded on car body 4 ends, this body structure of pedal is fixed, when vehicle enters overhaul shop and carries out large repairs, bogie truck need to be disassembled and releases from car body, to carry out overhaul and repairing, because a lot of pedals are arranged on vehicle end, for avoiding pedal and bogie truck to interfere, body framework need be obtained very highly, overhaul very inconvenient.
Utility model content
The utility model provides movable pedal and railway truck for a kind of railway truck, for overcoming defect of the prior art, is convenient to maintenance.
The utility model provides a kind of railway truck movable pedal, described pedal is ladder shape, described pedal is connected to form from beginning to end by the pedal body of at least two U-shapeds, the pedal body that is wherein positioned at top is upper pedal body, the pedal body that is positioned at below is lower pedal body, and described upper pedal body closed end is removably connected with described lower pedal body open end.
As above-mentioned a kind of embodiment, the closed end of described upper pedal body is positioned at described lower pedal body open end, and described upper pedal body dual-side is removably connected with described lower pedal body dual-side.Specifically there are following two kinds of optimal ways:
The first optimal way, the nearly closed end of described upper pedal body dual-side place is equipped with two circular mounting holes, and all arrange along the short transverse of described upper pedal body side in these two circular mounting holes; Described lower pedal body dual-side is respectively equipped with a microscler mounting hole, and described microscler mounting hole is along the short transverse setting on limit, described lower pedal side, between described circular mounting hole and described microscler mounting hole, by bolt assembly, is connected.
The second optimal way, the nearly closed end of described upper pedal body dual-side place is equipped with two the first mounting holes, and these two first mounting holes are all arranged along the short transverse of described upper pedal body side; Described lower pedal body dual-side is provided with at least two the second mounting holes, and described the second mounting hole is all arranged along the short transverse on limit, described lower pedal side, and the pitch of holes of described the second mounting hole equates with the pitch of holes of described the first mounting hole; Described the first mounting hole is connected by bolt assembly with the second mounting hole.
Wherein, described the first mounting hole and the second mounting hole are circle.
As above-mentioned another kind of embodiment, described lower pedal body open end has flange, and described flange is removably connected with the base of described upper pedal body.
The movable pedal of railway truck that the utility model provides, between pedal body, adopt the structure removably connecting, in car body maintenance process, by bogie truck when car body is unloaded down, for fear of pedal body and bogie truck, interfere, the pedal body of bottom can be disassembled, needn't raise car body by car lifting J-Horner and solve the problems referred to above, car body is easy to maintenance.
The utility model also provides a kind of railway truck, comprise car body and by mount pad, be arranged on the pedal of described car body end, described mount pad one end is fixed on car body, the relatively described car body of the described mount pad other end outwards overhangs, one end that described mount pad outwards overhangs is fixedly connected with described pedal top, described pedal bottom overhangs downwards, and described pedal is the above-mentioned movable pedal of railway truck, and described upper pedal body open end is fixedly connected with one end that described mount pad outwards overhangs.
The railway truck that the utility model provides, when vehicle normally uses, upper pedal body is connected with lower pedal body, and integral body is longer, easy to use; When vehicle enters overhaul shop and overhauls, upper pedal body and lower pedal body can be taken apart, so only remaining upper pedal body is fixed on mount pad, greatly reduced the length of pedal, adopt car lifting J-Horner that car body is raise and erected, exit bogie truck, car lifting J-Horner does not need too high by body framework, is convenient to maintenance.
Accompanying drawing explanation
Fig. 1 is the structural representation of prior art;
The movable pedal that Fig. 2 provides for the utility model embodiment mono-and the assembly drowing of mount pad;
The movable pedal that Fig. 3 provides for the utility model embodiment bis-and the assembly drowing of mount pad
Fig. 4 is the left view of Fig. 3;
The movable pedal that Fig. 5 provides for the utility model embodiment tri-and the assembly drowing of mount pad;
The movable pedal that Fig. 6 provides for the utility model embodiment tetra-and the decomposing schematic representation of mount pad.
The specific embodiment
Embodiment mono-
As shown in Figure 2, the utility model embodiment provides a kind of railway truck movable pedal, pedal is ladder shape, pedal is connected to form from beginning to end by the pedal body of at least two U-shapeds, the pedal body that is wherein positioned at top is upper pedal body 1, the pedal body that is positioned at below is lower pedal body 2, and upper pedal body closed end 11 is removably connected with lower pedal body open end 22.As the specific embodiment removably connecting, between upper pedal body closed end 11 and lower pedal body open end 22, by bolt assembly 10, be connected.
The movable pedal of railway truck that the utility model provides, between upper pedal body 1 and lower pedal body 2, adopt the structure removably connecting, in car body maintenance process, by bogie truck when car body is unloaded down, for fear of pedal body and bogie truck, interfere, the pedal body of bottom can be disassembled, needn't raise car body by car lifting J-Horner and solve the problems referred to above, car body is easy to maintenance.
What in the present embodiment, provide is the structure of two pedal bodies, when pedal body is when more than three, structure is identical, and the pedal body open end that is positioned at below in adjacent two pedal bodies removably connects with the pedal body closed end that is positioned at top, during automotive servicing, can will between pedal body, disassemble selectively.Removably connecting is here to be bolted.Concrete connection structure provides two kinds of embodiment below.
As a kind of concrete mode of above-described embodiment one, as in Figure 3-5, upper pedal body closed end 11 is positioned at lower pedal body open end 22, and upper pedal body dual-side 13 is removably connected with lower pedal body dual-side 23.Specifically there are following two kinds of optimal ways:
Embodiment bis-
As shown in Figure 3, Figure 4, on the basis of embodiment mono-, upper pedal body dual-side 13 nearly closed end places are equipped with two circular mounting holes 14, and all arrange along the short transverse of upper pedal body dual-side 13 in these two circular mounting holes 14; Lower pedal body dual-side 23 is respectively equipped with a microscler mounting hole 24, and microscler mounting hole 24 is along the short transverse setting of lower pedal body dual-side 23, between circular mounting hole 14 and microscler mounting hole, by bolt assembly 10, is connected.
During normal vehicle operation, the top of the microscler mounting hole 24 of lower pedal body is joined merga pass bolt assembly with two circular mounting holes 14 and is connected; During automotive servicing, unscrew the nut that connects two pedal bodies, a segment distance will be moved on lower pedal body, microscler mounting hole 24 bottoms are coordinated with two circular mounting holes 14, by the nut screwing clamping of both sides, adopt car lifting J-Horner that car body is erected again, release bogie truck, unwheeling position height is now the position height of car lifting J-Horner when adopting integral solder pedal of the prior art just, has facilitated the maintenance of car body.
Embodiment tri-
As shown in Figure 5, on the basis of embodiment mono-, upper pedal body dual-side 13 nearly closed end places are equipped with two the first mounting holes 15, and these two the first mounting holes 15 are all arranged along the short transverse of upper pedal body dual-side 13; Lower pedal body dual-side 23 is provided with at least four the second mounting holes 25, the second mounting hole 25 is all arranged along the short transverse of lower pedal body dual-side 23, wherein two the second mounting holes 25 are positioned at lower pedal body top, two other second mounting hole 25 is positioned at lower pedal body bottom, and is positioned at the pitch of holes of two the second mounting holes 25 at lower pedal body top and the pitch of holes that is positioned at two the second mounting holes 25 of lower pedal body bottom all equates with the pitch of holes of the first mounting hole 15; The first mounting hole 15 is connected by bolt assembly with the second mounting hole 25.Wherein, the first mounting hole 15 and the second mounting hole 25 are circle.
During normal vehicle operation, two second mounting holes 25 at lower pedal body top are joined merga pass bolt assembly with two the first mounting holes 15 and are connected; During automotive servicing, unscrew the nut that connects two pedal bodies, a segment distance will be moved on lower pedal body, two the second mounting holes 25 of lower pedal body bottom are coordinated with two the first mounting holes 15, by the nut screwing clamping of both sides, adopt car lifting J-Horner that car body is erected again, release bogie truck, unwheeling position height is now the position height of car lifting J-Horner when adopting integral solder pedal of the prior art just, has facilitated the maintenance of car body.
Embodiment tetra-
As shown in Figure 6, as the another kind of embodiment of embodiment mono-, on the basis of above-described embodiment one, lower pedal body open end 22 has flange 20, and flange 20 is removably connected with upper pedal body base 12.Flange 20 can descend inwardly turnover formation of pedal body open end 22 relatively, also can relatively descend pedal body open end 22 outwards to turn down and form.In the present embodiment, relatively descend pedal body open end 22 flange 20 outwards to turn down.
During normal vehicle operation, by between the flange on lower pedal body 20 and upper pedal body base 12, by bolt assembly, be connected; In car body maintenance process, bogie truck when car body is unloaded down, is interfered for fear of pedal body and bogie truck, nut can be unscrewed, lower pedal body is disassembled from upper pedal body, needn't raise car body by car lifting J-Horner and solve the problems referred to above, car body is easy to maintenance.
Embodiment five
As shown in Fig. 2-6, the utility model embodiment also provides a kind of railway truck, comprise car body and by mount pad 3, be arranged on the pedal of car body end, mount pad one end 31 is fixed on car body, the relative car body of the mount pad other end 32 outwards overhangs, and one end that mount pad outwards overhangs is fixedly connected with pedal top, and pedal bottom overhangs downwards, pedal is the movable pedal of the railway truck of above-mentioned any embodiment, and one end that upper pedal body open end outwards overhangs with mount pad is fixedly connected with.
The railway truck that the utility model provides, when vehicle normally uses, upper pedal body and lower pedal body are connected to form whole longer ladder, easy to use; When vehicle enters overhaul shop and overhauls, can take upper pedal body and lower pedal body apart one end distance that maybe lower pedal body moved up, upper and lower pedal body is set-located, form whole shorter ladder, adopt car lifting J-Horner that car body is raise and erected, release bogie truck, because pedal is shorter, therefore, car lifting J-Horner does not need too high by body framework, is convenient to maintenance.
Finally it should be noted that: each embodiment, only in order to the technical solution of the utility model to be described, is not intended to limit above; Although the utility model is had been described in detail with reference to aforementioned each embodiment, those of ordinary skill in the art is to be understood that: its technical scheme that still can record aforementioned each embodiment is modified, or some or all of technical characterictic is wherein equal to replacement; And these modifications or replacement do not make the essence of appropriate technical solution depart from the scope of each embodiment technical scheme of the utility model.
Claims (5)
1. the movable pedal of railway truck, described pedal is ladder shape, described pedal is connected to form from beginning to end by the pedal body of at least two U-shapeds, it is characterized in that, the pedal body that is wherein positioned at top is upper pedal body, the pedal body that is positioned at below is lower pedal body, and described upper pedal body closed end is removably connected with described lower pedal body open end;
The closed end of described upper pedal body is positioned at described lower pedal body open end, and described upper pedal body dual-side is removably connected with described lower pedal body dual-side;
Or described lower pedal body open end has flange, described flange is removably connected with the base of described upper pedal body closed end.
2. the movable pedal of railway truck according to claim 1, is characterized in that, described upper pedal body dual-side is equipped with two circular mounting holes near closed end place, and all arrange along the short transverse of described upper pedal body side in these two circular mounting holes; Described lower pedal body dual-side is respectively equipped with a strip shape mounting hole, and described strip shape mounting hole is along the short transverse setting on limit, described lower pedal side, between described circular mounting hole and described strip shape mounting hole, by bolt assembly, is connected.
3. the movable pedal of railway truck according to claim 1, is characterized in that, the nearly closed end of described upper pedal body dual-side place is equipped with two the first mounting holes, and these two first mounting holes are all arranged along the short transverse of described upper pedal body side; On described lower pedal body dual-side, be equipped with at least two the second mounting holes, described the second mounting hole is all arranged along the short transverse on limit, described lower pedal side, and the pitch of holes of described the second mounting hole equates with the pitch of holes of described the first mounting hole; Described the first mounting hole is connected by bolt assembly with the second mounting hole.
4. the movable pedal of railway truck according to claim 3, is characterized in that, described the first mounting hole and the second mounting hole are circle.
5. a railway truck, comprise car body and by mount pad, be arranged on the pedal of described car body end, described mount pad one end is fixed on car body, the relatively described car body of the described mount pad other end outwards overhangs, one end that described mount pad outwards overhangs is fixedly connected with described pedal top, described pedal bottom overhangs downwards, it is characterized in that, described pedal is the arbitrary described movable pedal of railway truck of the claims 1-4, and described upper pedal body open end is fixedly connected with one end that described mount pad outwards overhangs.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320519627.9U CN203472865U (en) | 2013-08-23 | 2013-08-23 | Movable pedal for railway freight wagon and railway freight wagon |
| AU2014202101A AU2014202101B2 (en) | 2013-08-23 | 2014-04-15 | Movable footboard for railway wagon and railway wagon |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320519627.9U CN203472865U (en) | 2013-08-23 | 2013-08-23 | Movable pedal for railway freight wagon and railway freight wagon |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203472865U true CN203472865U (en) | 2014-03-12 |
Family
ID=50221250
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320519627.9U Expired - Lifetime CN203472865U (en) | 2013-08-23 | 2013-08-23 | Movable pedal for railway freight wagon and railway freight wagon |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN203472865U (en) |
| AU (1) | AU2014202101B2 (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109017844A (en) * | 2018-06-21 | 2018-12-18 | 中车株洲电力机车有限公司 | A kind of pedal device and the bogie with the pedal device |
| CN113442962A (en) * | 2021-07-21 | 2021-09-28 | 中车青岛四方机车车辆股份有限公司 | Pedal structure and rail vehicle |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1677373A (en) * | 1927-06-02 | 1928-07-17 | Koppel Ind Car & Equipment Co | Adjustable sill step for railway dump cars |
| US2678832A (en) * | 1952-08-19 | 1954-05-18 | Gertrude Watts Sammons | Flexible step for trucks |
| CN201534548U (en) * | 2009-11-10 | 2010-07-28 | 南车长江车辆有限公司 | Ladder-type corner post for railway open wagon |
-
2013
- 2013-08-23 CN CN201320519627.9U patent/CN203472865U/en not_active Expired - Lifetime
-
2014
- 2014-04-15 AU AU2014202101A patent/AU2014202101B2/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109017844A (en) * | 2018-06-21 | 2018-12-18 | 中车株洲电力机车有限公司 | A kind of pedal device and the bogie with the pedal device |
| CN113442962A (en) * | 2021-07-21 | 2021-09-28 | 中车青岛四方机车车辆股份有限公司 | Pedal structure and rail vehicle |
| CN113442962B (en) * | 2021-07-21 | 2023-08-15 | 中车青岛四方机车车辆股份有限公司 | Pedal structure and rail vehicle |
Also Published As
| Publication number | Publication date |
|---|---|
| AU2014202101A1 (en) | 2015-03-12 |
| AU2014202101B2 (en) | 2016-03-03 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 161002 Qigihar City, Heilongjiang province Tiefeng District Plant Road No. 36 Patentee after: CRRC QIQIHAR ROLLING STOCK Co.,Ltd. Address before: 161002 Qigihar City, Heilongjiang province Tiefeng District Plant Road No. 36 Patentee before: QIQIHAR RAILWAY ROLLING STOCK Co.,Ltd. |
|
| CX01 | Expiry of patent term |
Granted publication date: 20140312 |
|
| CX01 | Expiry of patent term |