CN201531584U - Novel speed changer with one-shaft power takeoff - Google Patents
Novel speed changer with one-shaft power takeoff Download PDFInfo
- Publication number
- CN201531584U CN201531584U CN2009202524608U CN200920252460U CN201531584U CN 201531584 U CN201531584 U CN 201531584U CN 2009202524608 U CN2009202524608 U CN 2009202524608U CN 200920252460 U CN200920252460 U CN 200920252460U CN 201531584 U CN201531584 U CN 201531584U
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- speed changer
- power take
- oil
- housing
- countershaft
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Abstract
The utility model discloses a novel speed changer with a one-shaft power takeoff. The speed changer has the advantages of simple structure and convenient use, and is applicable to fire trucks. The speed changer structurally comprises a speed changer front casing, a speed changer middle casing, and the one-shaft power takeoff additionally mounted therebetween, wherein, the speed changer middle casing is connected with a connection plate of the one-shaft power takeoff; a housing of the one-shaft power takeoff is connected with the connection plate; the speed changer front casing is connected with the front end surface of the housing of the one-shaft power takeoff; the front ends of one shaft of a speed changer, a left auxiliary shaft of the speed changer and a right auxiliary shaft of the speed changer are connected with the connection plate of the one-shaft power takeoff; a gear-shifting flexible shaft bracket of the speed changer is mounted on the housing of the power takeoff; power of the left auxiliary shaft of the speed changer is transferred to an oil pump through the left auxiliary shaft of the takeoff; and the speed changer middle casing, the connection plate of the power takeoff, the housing of the power takeoff and the speed changer front casing are provided with communicated oil ways communicated with each other so as to form a speed changer forced lubrication system.
Description
Technical field
The utility model relates to a kind of heavy-duty car with novel speed changer with a power take-off, belongs to the technical field of speed change gear transmission device.
Background technique
Power take-off of current heavy-duty automotive speed changer band all is that transmission case, power take-off, speed changer mesochite are relatively independent, and can not be suitable on the speed changer that fore shell and mesochite connect, and can not satisfy the specific demand of type of vehicle such as fire-fighting truck.
Summary of the invention
The purpose of this utility model is exactly to remedy the deficiency that existing speed changer can't be applicable to the fire-fighting truck field, and a kind of novel speed changer with a power take-off with advantage such as simple in structure, easy to use is provided.
For achieving the above object, the utility model adopts following technological scheme:
A kind of novel speed changer with a power take-off, mainly form by speed changer fore shell, speed changer mesochite and a power take-off being installed between the two, described speed changer mesochite is connected with the connecting plate of a power take-off, a power take-off housing also is connected with connecting plate, and the speed changer fore shell is connected with power take-off housing front-end face; One of speed changer, speed changer left side countershaft, the right countershaft front end of speed changer are connected with the power take-off connecting plate; Speed changer changes block selecting flexible axle support and is installed on the power take-off housing; The power of speed changer left side countershaft passes to oil pump by power take-off left side countershaft; Speed changer mesochite, power take-off connecting plate, power take-off housing and speed changer fore shell are equipped with the oil circuit that is interconnected and form the speed changer forced lubricating system.
Described speed changer forced lubricating system, the oil-feed oil duct is communicated with through the oil duct of filter screen with speed changer mesochite bottom; This oil duct is communicated with the power take-off housing oil duct of power take-off housing through the corresponding oil circuit of power take-off connecting plate; Power take-off housing oil duct connects the oil pump on the speed changer fore shell; The fuel-displaced oil pipe of forced lubricating system is drawn from oil pump, enter input shaft end cap oil duct pipeline and main oil gallery pipeline respectively, the main oil gallery pipeline passes through the speed changer fore shell with hollow oil pipe, be connected on the power take-off housing, the power take-off housing is provided with three oil circuit branch roads, is connected with secondary box of gearbox lubricant pipe, speed changer idler shaft lubricant pipe and by the external power take-off oil pipe that connects of auxiliary-drive casing respectively.
On the described power take-off housing with the power take-off connecting plate between oil circuit be communicated with the place and seal with O type circle, prevent leakage of oil.
Described oil pump is by the left countershaft of speed changer left side countershaft by steel ball I connection power take-off, and the left countershaft by power take-off is connected to oil pump by steel ball II again.
Speed changer with a power take-off of the present utility model, the speed changer mesochite links to each other with the power take-off connecting plate, and the power take-off housing links to each other with connecting plate again, and the speed changer fore shell is connected with power take-off housing front-end face; One of speed changer, left and right sides countershaft assembly front end by bearings on the power take-off connecting plate; Speed changer forced lubricating system oil-feed oil duct is from speed changer mesochite bottom, and through filter screen, oil duct, process from the oil duct of power take-off housing bottom design enters in the oil pump on the speed changer fore shell more again; The fuel-displaced oil pipe of forced lubricating system comes out from oil pump, enter input shaft end cap oil duct pipeline and main oil gallery pipe interface respectively, this oil circuit passes through the speed changer fore shell with hollow oil pipe, be connected on the power take-off rear case, three oil circuit branch roads of design link to each other with the lubricant pipe at secondary box of gearbox bearing place and the lubricant pipe at idler shaft bearing place respectively on the power take-off rear case, simultaneously another road binders road, from the external power take-off oil pipe that connects of auxiliary-drive casing, be lubricated for the power take-off midship shaft bearing; On the power take-off housing with the power take-off connecting plate between oil circuit be communicated with the place and seal with O type circle, prevent leakage of oil; The power of oil pump is by the left countershaft of speed changer left side countershaft by steel ball connection power take-off, and the left countershaft by power take-off is connected to oil pump by steel ball II again; Speed changer changes block selecting flexible axle support and is installed on the power take-off housing.
The beneficial effects of the utility model are: have advantages such as rational in infrastructure, car load arrangement convenience, part generalization, moment of torsion is big simultaneously, and speed increasing ratio meets the rotating speed requirement of fire-fighting truck; Power output is convenient to dress layout on the fire-fighting truck above vehicle frame.
Description of drawings
Fig. 1 is the speed changer outline drawing with a power take-off;
Fig. 2 is speed changer mesochite and power take-off connecting plate schematic representation;
Fig. 3 is that one of speed changer, left and right sides countershaft are connected with speed changer and oil pump transmission of power schematic representation;
Fig. 4 a is a speed changer oil circuit schematic representation;
Fig. 4 b is a speed changer oil circuit schematic representation;
Fig. 4 c is a speed changer oil circuit schematic representation.
Wherein, 1-speed changer mesochite, 2-power take-off connecting plate, 3-power take-off housing, 4-speed changer fore shell, one of 5-speed changer, 6-speed changer left side countershaft, the right countershaft of 7-speed changer, 8-left side counter shaft bearing, the right counter shaft bearing of 9-, 10-filter screen, 11-oil duct, 12-power take-off housing oil duct, 13-oil pump, the fuel-displaced oil pipe of 14-, 15-input shaft end cap oil duct pipeline, 16-main oil gallery pipeline, the hollow oil pipe of 17-, 18-secondary box of gearbox lubricant pipe, 19-speed changer idler shaft lubricant pipe, 20-power take-off oil pipe, 21-O type circle, 22-steel ball I, the left countershaft of 23-power take-off, 24-steel ball II, the 25-speed changer changes the block selecting support, 26-one axle bearing, power take-off of 27-.
Embodiment
The utility model is described in further detail below in conjunction with accompanying drawing and embodiment.
Among Fig. 1, Fig. 2, Fig. 3, Fig. 4 a, Fig. 4 b, Fig. 4 c, the utility model mainly is made up of speed changer fore shell 4, speed changer mesochite 1 and a power take-off 27 being installed between the two.Speed changer mesochite 1 links to each other with power take-off connecting plate 2, and power take-off housing 3 links to each other with power take-off connecting plate 2 again, and speed changer fore shell 4 is connected with power take-off housing 3 front-end faces again; One 5 of speed changer, speed changer left side countershaft 6 and right countershaft 7 front ends of speed changer are supported on the power take-off connecting plate 2 by an axle bearing 26, left counter shaft bearing 8, right counter shaft bearing 9; Speed changer forced lubricating system oil-feed oil pipe is from speed changer mesochite 1 bottom, and through filter screen 10, oil duct 11, process from the power take-off housing oil duct 12 of power take-off housing 3 bottoms enters in the oil pump 13 on the speed changer fore shell 4 more again; The fuel-displaced oil pipe 14 of forced lubricating system comes out from oil pump 13, enter input shaft end cap oil duct pipeline 15 and main oil gallery pipeline 16 interfaces respectively, the hollow oil pipe 17 of main oil gallery pipeline 16 usefulness is by speed changer fore shell 4, be connected on the power take-off housing 3, three oil circuit branch roads of design on the power take-off housing 3, link to each other with the secondary box of gearbox lubricant pipe 18 at secondary box of gearbox bearing place and the speed changer idler shaft lubricant pipe 19 at idler shaft bearing place respectively, another road binders road is lubricated for the power take-off midship shaft bearing from power take-off housing 3 external power take-off oil pipes 20 simultaneously; Be communicated with and seal with O type circle 21 around the oil circuit on the power take-off housing 3 with between the power take-off connecting plate 2, prevent leakage of oil.The power of oil pump 13 is by the left countershaft 23 of speed changer left side countershaft 6 by the power take-off of steel ball I22 connection power take-off, and the left countershaft 23 by power take-off is connected to oil pump 13 by steel ball II24 again; Speed changer changes block selecting support 25 and is installed on the power take-off housing 3.
Claims (4)
1. novel speed changer with a power take-off, mainly form by speed changer fore shell (4), speed changer mesochite (1) and the power take-off (27) that is installed between the two, it is characterized in that, described speed changer mesochite (1) is connected with the power take-off connecting plate (2) of a power take-off (27), the power take-off housing (3) of a power take-off (27) is connected with power take-off connecting plate (2), and speed changer fore shell (4) is connected with power take-off housing (3) front-end face; Speed changer (5), speed changer left side countershaft (6), right countershaft (7) front end of speed changer are connected with power take-off connecting plate (2); Speed changer changes block selecting flexible axle support (25) and is installed on the power take-off housing (3); The power of speed changer left side countershaft (6) passes to oil pump (13) by power take-off left side countershaft (23); Speed changer mesochite (1), power take-off connecting plate (2), power take-off housing (3) and speed changer fore shell (4) are equipped with the oil circuit that is interconnected and form the speed changer forced lubricating system.
2. novel speed changer with a power take-off as claimed in claim 1 is characterized in that, described speed changer forced lubricating system oil-feed oil duct is communicated with through the oil duct (11) of filter screen (10) with speed changer mesochite (1) bottom; This oil duct (11) is communicated with the power take-off housing oil duct (12) of power take-off housing (3) through the corresponding oil circuit of power take-off connecting plate (2); Power take-off housing oil duct (12) connects the oil pump (13) on the speed changer fore shell (4); The fuel-displaced oil pipe (14) of forced lubricating system is drawn from oil pump (13), enter input shaft end cap oil duct pipeline (15) and main oil gallery pipeline (16) respectively, main oil gallery pipeline (16) passes through speed changer fore shell (4) with hollow oil pipe (17), be connected on the power take-off housing (3), power take-off housing (3) is provided with three oil circuit branch roads, is connected with secondary box of gearbox lubricant pipe (18), speed changer idler shaft lubricant pipe (19) and by the external power take-off oil pipe (20) of power take-off housing (3) respectively.
3. novel speed changer with a power take-off as claimed in claim 1 is characterized in that, described power take-off housing (3) go up with power take-off connecting plate (2) between oil circuit be communicated with the place and seal with O type circle (21).
4. novel speed changer as claimed in claim 2 with a power take-off, it is characterized in that, the power of described oil pump (13), by the left countershaft (23) of speed changer left side countershaft (7) by steel ball I (22) connection power take-off, the left countershaft (23) by power take-off is connected to oil pump (13) by steel ball II (24) again.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202524608U CN201531584U (en) | 2009-11-16 | 2009-11-16 | Novel speed changer with one-shaft power takeoff |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202524608U CN201531584U (en) | 2009-11-16 | 2009-11-16 | Novel speed changer with one-shaft power takeoff |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201531584U true CN201531584U (en) | 2010-07-21 |
Family
ID=42526988
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009202524608U Expired - Fee Related CN201531584U (en) | 2009-11-16 | 2009-11-16 | Novel speed changer with one-shaft power takeoff |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201531584U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102303527A (en) * | 2011-06-22 | 2012-01-04 | 长治清华机械厂 | Power transmission chain for truck with loading crane |
| CN109505964A (en) * | 2018-12-29 | 2019-03-22 | 中国重汽集团济南动力有限公司 | A kind of two speed transmission for electric vehicle |
| CN110094489A (en) * | 2019-04-25 | 2019-08-06 | 北京航天发射技术研究所 | High-power machinery speed changer active lubrication device and method |
| CN113007332A (en) * | 2021-02-24 | 2021-06-22 | 陕西法士特齿轮有限责任公司 | Lubricating and cooling system of transmission |
-
2009
- 2009-11-16 CN CN2009202524608U patent/CN201531584U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102303527A (en) * | 2011-06-22 | 2012-01-04 | 长治清华机械厂 | Power transmission chain for truck with loading crane |
| CN109505964A (en) * | 2018-12-29 | 2019-03-22 | 中国重汽集团济南动力有限公司 | A kind of two speed transmission for electric vehicle |
| CN110094489A (en) * | 2019-04-25 | 2019-08-06 | 北京航天发射技术研究所 | High-power machinery speed changer active lubrication device and method |
| CN113007332A (en) * | 2021-02-24 | 2021-06-22 | 陕西法士特齿轮有限责任公司 | Lubricating and cooling system of transmission |
| CN113007332B (en) * | 2021-02-24 | 2022-03-29 | 陕西法士特齿轮有限责任公司 | Lubricating and cooling system of transmission |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100721 Termination date: 20171116 |