CN202251711U - Pump transmission transfer case capable of outputting one path of input power through three paths - Google Patents
Pump transmission transfer case capable of outputting one path of input power through three paths Download PDFInfo
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- CN202251711U CN202251711U CN2011203963652U CN201120396365U CN202251711U CN 202251711 U CN202251711 U CN 202251711U CN 2011203963652 U CN2011203963652 U CN 2011203963652U CN 201120396365 U CN201120396365 U CN 201120396365U CN 202251711 U CN202251711 U CN 202251711U
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- transfer case
- output
- housing
- power
- shaft
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Abstract
The utility model provides a pump transmission transfer case capable of outputting one path of input power through three paths. The pump transmission transfer case comprises a transfer case body, a power input shaft with an input gear, and three spline output shafts with output gears, wherein the power input shaft and the three spline output shafts are arranged in a housing. The essential points of the pump transmission transfer case are as follows: a high-elasticity coupler is connected with the power shaft of an engine, the input gear is meshed with the first output gear and an idle gear; the power of the engine is transmitted to the three output gears through the input gear and the idle gear; then the three output gears transmit the power of the engine at different rotational speeds and along different directions to the three output shafts; a lubricating oil pool and lubricating oil pipes are arranged on the housing; and heat radiating rib plates are arranged at the outer side of the housing. The pump transmission transfer case has a simple structure and small size, can be manufactured easily, and is low in cost; and one path of power input and three paths of power output at different rotational speeds and along different directions are realized. The lubricating oil pool and the lubricating oil pipes are arranged on the housing, so that the lubricating effect of bearings is good and the service lift is long; the heat radiating rib plates are arranged at the outer side of the housing, so that the heat radiating effect of the transfer case is good, and the temperature rise during operation is small; and a pressure-limiting valve is arranged on a rear housing, so that the safety and the reliability are good.
Description
Technical field
The utility model relates to field of engineering technology, one minute three pump drive transfer case of particularly a kind of large-tonnage all terrain crane and crawler crane.
Background technique
When hoister in large tonnage, the particularly truck crane more than 350 tons are worked,, need carry out power distribution, work simultaneously so that drive a plurality of different oil hydraulic pumps through transfer case in order to satisfy the power requirement of each hydraulic system.Though existing transfer case also has the form of " a minute three ", to turn to rotating speed all be identical in output, realize that difference turns to the power output with rotating speed, needs three oil hydraulic pumps; Perhaps adopt peripheral hardware switching-over case to turn to the power of rotating speed as difference and export, this can cause installing space big again, also can increase the complexity of cost and equipment; It is lubricated to be exactly that existing transfer case adopts external oil pump to be that bearing provides in addition, and this can increase the complexity and the cost of equipment equally; Peripheral hardware switching-over case and external oil pump, the installation complex connection of transfer case has reduced the reliability and the Security of transfer case.
Summary of the invention
The purpose of the utility model is in order to overcome the deficiency of above-mentioned technology, to provide a kind of simple in structure, and volume is little, low cost of manufacture, and one tunnel input can realize one minute three pump drive transfer case of three road different rotating speeds and the power output that turns to.
One minute three the pump drive transfer case of the utility model; Comprise transfer case housing 21; Be arranged on motor input shaft 14, first, second and the 3rd output gear 10,6,15 of the tape input gear 12 in the housing 21, first, second and the 3rd output shaft 11,5,16; Transfer case housing 21 comprises forward and backward housing 2,4, by hexagon socket head cap screw 3 it is tightened up to be integral; It is characterized in that:
A, described motor input shaft 14 are connected with highly elastic shaft coupling 1, and engine crankshaft is connected with engine power input shaft 14 by highly elastic shaft coupling 1;
Be provided with the idler shaft 7 of band idle pulley 8 in B, the described housing 21, idler shaft 7 is supported by the bearing 20 that is arranged on the forward and backward housing 2,4;
D, described input gear 12 and 15 engagements of the 3rd output gear, to the 3rd output shaft 16 that is attached thereto, rotating speed is by n with transmission of power
1Become n
3, direction and engine power are opposite, form the second tunnel output;
E, described input gear 12 and idle pulley 8 engagements, idle pulley 8 to second output gear 6, are exported transmission of power again through second output shaft 5 that is attached thereto, rotating speed is by n
1Become n
2, direction is identical with engine power, forms Third Road output;
Also be provided with lubricating oil bath 18 and lubricant pipe 19 on F, the described forward and backward housing 2,4.
Described forward and backward hull outside is provided with the heat radiation gusset that is uniformly distributed with.
Described front case is provided with hanger.
Described rear case is provided with pressure-limit valve.
The utility model is simple in structure, and volume is little, and is easy to manufacture, and cost is low; The input of one road power, three road different rotating speeds and the power output that turns to; Forward and backward housing is provided with lubricating oil bath and lubricant pipe, and bearing lubrication is effective, and the life-span is long; Front case and rear case arranged outside have the heat radiation gusset, the transfer case good heat dissipation effect, and the running temperature rise is little; Rear case is provided with pressure-limit valve, Security and good reliability.
Description of drawings
Fig. 1 is the utility model structural representation.
Fig. 2 is a fundamental diagram.
Fig. 3 is the hull outside structural representation.
Fig. 4 is the lubricant oil road structure schematic representation.
Among the figure: 1, highly elastic shaft coupling, 2, front case, 3, hexagon socket head cap screw, 4, rear case, 5, second output shaft, 6, second output gear; 7, idler shaft, 8, idle pulley, 9, hanger, 10, first output gear, 11, first output shaft; 12, input gear, 13, pressure-limit valve, 14, the motor input shaft, the 15, the 3rd output gear, the 16, the 3rd output shaft; 17, heat radiation gusset, 18, lubricating oil bath, 19, lubricant pipe, 20, bearing, 21, housing.
Embodiment
One minute three the pump drive transfer case of the utility model; It comprises transfer case housing 21; Be arranged on motor input shaft 14, first, second and the 3rd output gear 10,6,15 of the tape input gear 12 in the housing 21, first, second and the 3rd output shaft 11,5,16; Transfer case housing 21 comprises forward and backward housing 2,4, by hexagon socket head cap screw 3 it is tightened up to be integral; Motor input shaft 14 is connected with highly elastic shaft coupling 1, and engine crankshaft is connected with engine power input shaft 14 by highly elastic shaft coupling 1, forms the input power to transfer case.
Be provided with the idler shaft 7 of band idle pulley 8 in the housing 21, idler shaft 7 is supported by the bearing 20 that is arranged on the forward and backward housing 2,4.
Also be provided with lubricating oil bath 18 and lubricant pipe 19 on the forward and backward housing 2,4.
For guaranteeing the heat radiation of transfer case, housing 21 outsides are provided with the heat radiation gusset 17 that is uniformly distributed with.
For the convenient assembling and disassembling lifting, on front case, be provided with hanger 9.
For guaranteeing transfer case Security and reliability, on rear case, be provided with pressure-limit valve 13.
Transfer case is work like this: highly elastic shaft coupling 1 links to each other with the line shaft of motor; Highly elastic shaft coupling 1 is passed to motor input shaft 14 with engine power; Input gear 12 meshes with first output gear 10, the 3rd output gear 15 and idle pulley 8; Idle pulley 8 meshes with second output gear 6 again, and the power of motor has been passed to first, second and the 3rd output gear 10,6,15 through input gear 12 and idle pulley 8.Three output gears 10,6,15 are with different rotating speeds and turn to the power of motor is passed to first, second and the 3rd output shaft 11,5,16.
When the oil pressure in the transfer case housing 21 surpassed setting value, pressure-limit valve 13 was opened automatically, when the oil pressure in the housing 21 drop to setting value when following pressure-limit valve 13 can close automatically again.
As shown in Figure 4, during transfer case work, lubricant oil is splashed on the internal surface of front case 2 through gear; Inwall along front case 2 and rear case 4 flows to lubricating oil bath 18 again; Lubricant oil in the lubricating oil bath 18 flows in the bearing bore of bearing 20 with rear case 4 interior lubricant pipes 19 through being arranged on front case 2, and bearing is lubricated, and is back to the bottom of housing 21 at last; Carry out repetitive cycling thus, accomplish lubricating bearing.
Claims (4)
1. one fen pump drive transfer case of three; Comprise transfer case housing (21); Be arranged on motor input shaft (14), first, second and the 3rd output gear (10,6,15) of the tape input gear (12) in the housing (21), first, second and the 3rd output shaft (11,5,16); Transfer case housing (21) comprises forward and backward housing (2,4), by hexagon socket head cap screw (3) it is tightened up to be integral; It is characterized in that:
A, described motor input shaft (14) are connected with highly elastic shaft coupling (1), and engine crankshaft is connected with engine power input shaft (14) by highly elastic shaft coupling (1);
Be provided with the idler shaft (7) of band idle pulley (8) in B, the described housing (21), idler shaft (7) is supported by the bearing (20) that is arranged on the forward and backward housing (2,4);
Input gear (12) on C, the described motor input shaft (14) and first output gear (10) engagement, to first output shaft (11) that is attached thereto, rotating speed is by n with transmission of power
1Become n
2, direction and engine power are opposite, form first via output;
D, described input gear (12) and the 3rd output gear (15) engagement, to the 3rd output shaft (16) that is attached thereto, rotating speed is by n with transmission of power
1Become n
3, direction and engine power are opposite, form the second tunnel output;
E, described input gear (12) and idle pulley (8) engagement, idle pulley (8) to second output gear (6), is exported transmission of power again through second output shaft (5) that is attached thereto, and rotating speed is by n
1Become n
2, direction is identical with engine power, forms Third Road output;
Also be provided with lubricating oil bath (18) and lubricant pipe (19) on F, the described forward and backward housing (2,4).
2. pump drive transfer case according to claim 1 is characterized in that: described forward and backward housing (2, the 4) outside is provided with the heat radiation gusset (17) that is uniformly distributed with.
3. pump drive transfer case according to claim 1 is characterized in that: described front case (2) is provided with hanger (9).
4. according to claim 1 pump drive transfer case, it is characterized in that: described rear case (4) is provided with pressure-limit valve (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203963652U CN202251711U (en) | 2011-10-18 | 2011-10-18 | Pump transmission transfer case capable of outputting one path of input power through three paths |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203963652U CN202251711U (en) | 2011-10-18 | 2011-10-18 | Pump transmission transfer case capable of outputting one path of input power through three paths |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202251711U true CN202251711U (en) | 2012-05-30 |
Family
ID=46112957
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011203963652U Expired - Lifetime CN202251711U (en) | 2011-10-18 | 2011-10-18 | Pump transmission transfer case capable of outputting one path of input power through three paths |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202251711U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102359551A (en) * | 2011-10-18 | 2012-02-22 | 株洲欧格瑞传动股份有限公司 | One-to-three pump transmission transfer box |
| CN103195872A (en) * | 2013-03-06 | 2013-07-10 | 鞍山经纬海虹农机科技有限公司 | Power output transfer case and use method |
| CN102923184B (en) * | 2012-10-31 | 2016-09-21 | 安徽工程大学 | The synthesis drive system that turns to and commutate of motor vehicles |
| CN106576644A (en) * | 2016-12-29 | 2017-04-26 | 柳州市万强机械制造有限公司 | Hydraulic power takeoff assembly of filament rubbing and throwing machine |
| CN107044512A (en) * | 2016-12-30 | 2017-08-15 | 三海洋重工有限公司 | Transfer case and crane |
-
2011
- 2011-10-18 CN CN2011203963652U patent/CN202251711U/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102359551A (en) * | 2011-10-18 | 2012-02-22 | 株洲欧格瑞传动股份有限公司 | One-to-three pump transmission transfer box |
| CN102923184B (en) * | 2012-10-31 | 2016-09-21 | 安徽工程大学 | The synthesis drive system that turns to and commutate of motor vehicles |
| CN103195872A (en) * | 2013-03-06 | 2013-07-10 | 鞍山经纬海虹农机科技有限公司 | Power output transfer case and use method |
| CN106576644A (en) * | 2016-12-29 | 2017-04-26 | 柳州市万强机械制造有限公司 | Hydraulic power takeoff assembly of filament rubbing and throwing machine |
| CN107044512A (en) * | 2016-12-30 | 2017-08-15 | 三海洋重工有限公司 | Transfer case and crane |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20191126 Address after: 412000 No. 119 Xinhua West Road, lotus pond area, Hunan, Zhuzhou Patentee after: Zhuzhou Gearings Co., Ltd. Address before: 412000, Zhuzhou, Hunan province Tianyuan District Pearl River North Road, rain Industrial Park Patentee before: Zhuzhou Accurate Drive Train Co., Ltd. |
|
| TR01 | Transfer of patent right | ||
| CX01 | Expiry of patent term |
Granted publication date: 20120530 |
|
| CX01 | Expiry of patent term |