CN201129439Y - Rail traffic gearbox casing - Google Patents
Rail traffic gearbox casing Download PDFInfo
- Publication number
- CN201129439Y CN201129439Y CNU2007201313969U CN200720131396U CN201129439Y CN 201129439 Y CN201129439 Y CN 201129439Y CN U2007201313969 U CNU2007201313969 U CN U2007201313969U CN 200720131396 U CN200720131396 U CN 200720131396U CN 201129439 Y CN201129439 Y CN 201129439Y
- Authority
- CN
- China
- Prior art keywords
- output shaft
- input shaft
- box body
- casing
- cover plate
- 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 - Lifetime
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- General Details Of Gearings (AREA)
Abstract
The utility model relates to a rail transportation gear box, a box body is divided into an upper box body and a lower box body along the center line of a middle shaft bearing base and an output shaft bearing base, the upper box body and the lower box body are fixedly connected via a fastener, the upper box body is equipped with a pair of input shaft bearing bases, input shaft mounting cover plates are disposed on the box body arranged at the bilateral sides of the input shaft bearing bases, wherein mounting holes of the input shaft are arranged on the input shaft mounting cover plate at one side, the bilateral sides of the output shaft bearing bases formed at the combined portion of the upper box body and the lower box body are equipped with output shaft mounting cover plates, output shaft mounting holes are arranged on the output shaft mounting cover plates, the mounting holes of the input shaft and the output shaft are all equipped with labyrinth mechanical seals, and a middle shaft bearing base formed at the combined portion of the upper box body, and the lower box body is sealed in the box body.
Description
Technical field
The utility model relates to gear housing, especially a kind of track traffic gear housing.
Background technique
In rail traffic vehicles, all adopt traction motor to drive wheel and towing vehicle travels by the gear transmission in the gear-box.Traditional track traffic gear case body is the overall structure that adopts the steel plate welding, Heavy Weight not only, cause the assembling of gear-box to safeguard inconvenient, and because welding stress and operating various vibrations of rail traffic vehicles and the very big temperature contrast of weld defects, remnants, make casing De Han Seams cracking often occur, cause gear-box to influence the cruising of vehicle because of leakage of oil.
Summary of the invention
The purpose of this utility model is: the Heavy Weight that adopts the overall structure existence of steel plate welding at reduction gear casing, cause the assembling of gear-box to safeguard inconvenient, and steel plate welding occur because of the operating various vibrations of rail traffic vehicles and very big temperature contrast cause Han Seams cracking oil leakage phenomenon, the track traffic gear housing of housing structure about a kind of the employing is provided.
The purpose of this utility model is achieved in that a kind of track traffic gear housing, comprise the casing that contains bearing support, it is characterized in that: be provided with in the casing parallel input shaft is installed, jack shaft, the bearing support of output shaft, described casing is divided into upper box and lower box along the center line of the bearing support of jack shaft and output shaft, on, lower box is fixedly connected by fastening piece, upper box is provided with a pair of bearing of input shaft seat, be furnished with input shaft on bearing support two side box bodies of input shaft cover plate is installed, wherein the input shaft of a side is installed the mounting hole that cover plate is provided with input shaft, the bearing support both sides of the output shaft that upper box and lower box connecting part form are furnished with output shaft cover plate are installed, output shaft is installed the mounting hole that cover plate is provided with output shaft, be equipped with mazy type mechanical seal in the mounting hole of described input shaft and the mounting hole of output shaft, the plummer block seat that upper box and lower box connecting part form is sealed in the casing.
In the utility model, the fastening piece of fixedly connected upper and lower casing can adopt the high strength hexagon socket head cap screw.
In the utility model, at least one side of plummer block seat that upper box and lower box connecting part form be by cover plate for sealing in casing.
Advantage of the present utility model is: casing is divided into upper box and lower box along the center line of plummer block seat and output shaft bearing seat, makes things convenient for the I﹠ M of gear-box; Be provided with seal arrangement in the mounting hole of input shaft, output shaft, guarantee that the sealing of gear-box is permanently effective; The center line line of plummer block seat and output shaft bearing seat and the center line of bearing of input shaft seat be not on same straight line, make input shaft, output shaft form compact type centre distance and arrange, guaranteeing that driving component has under the prerequisite of sufficient intensity, can reduce the distance that bogie is arranged.
Description of drawings
Fig. 1 is a kind of embodiment's side structure schematic representation that the utility model relates to;
Fig. 2 is that Fig. 1 is along the A-A cross-sectional schematic.
Among the figure: 1, upper box, 2, lower box, 3, fastening piece, 4, bearing support, 5, input shaft installs cover plate, 6, the mounting hole of input shaft or output shaft, 7, output shaft installs cover plate, 8, mazy type mechanical seal, 9, cover plate.
Embodiment
Accompanying drawing is nonrestrictive to disclose the structural representation of a kind of specific embodiment that the design's invention relates to, and invention is further described to the design below in conjunction with accompanying drawing.
By Fig. 1, Fig. 2 as seen, be provided with in the casing parallel input shaft is installed, jack shaft, the bearing support 4 of output shaft, described casing is divided into upper box 1 and lower box 2 along the center line of the bearing support of jack shaft and output shaft, on, lower box is fixedly connected by fastening piece 3, upper box 1 is provided with the bearing support 4 of a pair of input shaft, be furnished with input shaft on the casing of bearing support 4 both sides of input shaft cover plate 5 is installed, wherein the input shaft of a side is installed the mounting hole 6 that cover plate 5 is provided with input shaft, bearing support 4 both sides of the output shaft that upper box and lower box connecting part form are furnished with output shaft cover plate 7 are installed, output shaft is installed the mounting hole 6 that cover plate 7 is provided with output shaft, be equipped with mazy type mechanical seal 8 in the mounting hole 6 of described input shaft and output shaft, the plummer block seat that upper box 1 and lower box 2 connecting parts form is sealed in the casing.In the present embodiment, the fastening piece 3 of fixedly connected upper and lower casing is the high strength hexagon socket head cap screw, and it is to be sealed in the casing by cover plate 9 that the bearing support 4 of the jack shaft that upper box 1 and lower box 2 connecting parts form has a side.
Claims (3)
1, a kind of track traffic gear housing, comprise the casing that contains bearing support, it is characterized in that: be provided with in the casing parallel input shaft is installed, jack shaft, the bearing support of output shaft, described casing is divided into upper box and lower box along the center line of the bearing support of jack shaft and output shaft, on, lower box is fixedly connected by fastening piece, upper box is provided with a pair of bearing of input shaft seat, be furnished with input shaft on bearing support two side box bodies of input shaft cover plate is installed, wherein the input shaft of a side is installed the mounting hole that cover plate is provided with input shaft, the bearing support both sides of the output shaft that upper box and lower box connecting part form are furnished with output shaft cover plate are installed, output shaft is installed the mounting hole that cover plate is provided with output shaft, be equipped with mazy type mechanical seal in the mounting hole of described input shaft and the mounting hole of output shaft, the plummer block seat that upper box and lower box connecting part form is sealed in the casing.
2, track traffic gear housing according to claim 1 is characterized in that: the fastening piece of fixedly connected upper and lower casing is a hexagon socket head cap screw.
3. track traffic gear housing according to claim 1 and 2 is characterized in that: at least one side of plummer block seat that upper box and lower box connecting part form be by cover plate for sealing in casing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007201313969U CN201129439Y (en) | 2007-12-17 | 2007-12-17 | Rail traffic gearbox casing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007201313969U CN201129439Y (en) | 2007-12-17 | 2007-12-17 | Rail traffic gearbox casing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201129439Y true CN201129439Y (en) | 2008-10-08 |
Family
ID=40017283
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2007201313969U Expired - Lifetime CN201129439Y (en) | 2007-12-17 | 2007-12-17 | Rail traffic gearbox casing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201129439Y (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102691751A (en) * | 2012-05-03 | 2012-09-26 | 南京高速齿轮制造有限公司 | Rail transit gearbox |
| CN102954191A (en) * | 2011-08-30 | 2013-03-06 | 常州市瑞泰工程机械有限公司 | Box body of railway vehicle traveling gearbox |
| CN104791461A (en) * | 2015-04-02 | 2015-07-22 | 镇江佳鑫精工设备有限公司 | Novel gearbox |
| WO2023284269A1 (en) * | 2021-07-14 | 2023-01-19 | 中车青岛四方机车车辆股份有限公司 | Gearbox, bogie, and railway vehicle |
-
2007
- 2007-12-17 CN CNU2007201313969U patent/CN201129439Y/en not_active Expired - Lifetime
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102954191A (en) * | 2011-08-30 | 2013-03-06 | 常州市瑞泰工程机械有限公司 | Box body of railway vehicle traveling gearbox |
| CN102954191B (en) * | 2011-08-30 | 2016-02-24 | 常州市瑞泰工程机械有限公司 | Walking gear box body of railway vehicle |
| CN102691751A (en) * | 2012-05-03 | 2012-09-26 | 南京高速齿轮制造有限公司 | Rail transit gearbox |
| CN102691751B (en) * | 2012-05-03 | 2015-02-04 | 南京高速齿轮制造有限公司 | Rail transit gearbox |
| CN104791461A (en) * | 2015-04-02 | 2015-07-22 | 镇江佳鑫精工设备有限公司 | Novel gearbox |
| WO2023284269A1 (en) * | 2021-07-14 | 2023-01-19 | 中车青岛四方机车车辆股份有限公司 | Gearbox, bogie, and railway vehicle |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20081008 |
|
| CX01 | Expiry of patent term |