CN205239161U - Leading power take -off of tractor electrohydraulic control - Google Patents
Leading power take -off of tractor electrohydraulic control Download PDFInfo
- Publication number
- CN205239161U CN205239161U CN201521076277.9U CN201521076277U CN205239161U CN 205239161 U CN205239161 U CN 205239161U CN 201521076277 U CN201521076277 U CN 201521076277U CN 205239161 U CN205239161 U CN 205239161U
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- power output
- output shaft
- input
- housing
- casing
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Abstract
Leading power take -off of tractor electrohydraulic control includes: input casing, output casing, power input shaft, power output shaft, driven gear, clutch assembly, PTO control valve assembly, brake strip, logical hydraulic fluid port, pressure spring, input casing and output casing rigid coupling, power input shaft, power output shaft passes through the bearing letter and props up on input casing and output casing, driven gear and power input shaft go up gear engagement, driven gear passes through the bearing letter and props up on power output shaft, the brake strip spiro union is on the input casing, the clutch assembly cup joints on power output shaft, be located between jump ring and the brake strip, PTO control valve assembly and input casing spiro union, the supporting is on input casing and output casing, it installs on the input casing corresponding downtheholely to lead to the hydraulic fluid port, link to each other with the power output shaft tip through pressure spring. This device compact structure is reliable practical. Solve the demand of the leading agricultural implement of tractor configuration, promoted the availability factor of tractor.
Description
Technical field
The utility model belongs to tractor field, relates to a kind of tractor dynamic power output device, relates in particular to a kind of tractor electrichydraulic control front-mounted power output device.
Background technology
Specialized and diversified along with China's agriculture and forestry machinery development and operating type, the preposition agricultural machinery and implement of tractor will become user's active demand. This just requires tractor must configure front-mounted power output device. At present, front-mounted power output device has become the important configuration of advanced tractor on international market. But the Tractor Products of domestic configuration front-mounted power output device is substantially in blank, minority is used the front-mounted power output device performance of electromagnetic clutch control also unstable, practical value is not high, this has not only limited the scope of application of tractor, affect the use of preposition agricultural machinery and implement, also restricted the fast development of agriculture machinery industry and agriculture and forestry machinery simultaneously. Therefore, be necessary on the basis of existing Tractor Products, develop the tractor electrichydraulic control front-mounted power output device of a kind of compact conformation, handiness, both can solve tractor and configure the demand of preposition agricultural machinery and implement, the development that can be again domestic Tractor Industry provides technical support.
Utility model content
The utility model object is to provide a kind of compact conformation, handiness, can realizes the tractor electrichydraulic control front-mounted power output device of Long-distance Control.
The utility model is achieved through the following technical solutions above-mentioned purpose: tractor electrichydraulic control front-mounted power output device, comprising: input housing, output housing, power input shaft, power output shaft, driven gear, clutch assembly, PTO control valve assembly, brake strip, logical hydraulic fluid port, holddown spring, input housing and output housing are affixed, power input shaft, power output shaft is inputted on housing and output housing by bearing freely-supported, driven gear engages with the gear on power input shaft, driven gear passes through bearing freely-supported on power output shaft, brake strip is screwed onto on input housing, clutch assembly is socketed on power output shaft, between jump ring and brake strip, PTO control valve assembly is spirally connected with input housing, be bearing on input housing and output housing, logical hydraulic fluid port is arranged on input housing in respective aperture, be connected with power output shaft end by holddown spring.
Clutch assembly comprises: piston cylinder, piston, return spring, platen, friction plate, dividing plate, rubber spring; Platen left end is arranged on power output shaft through jump ring, platen, friction plate, dividing plate are sequentially arranged on power output shaft, friction plate is connected with power output shaft by internal spline, dividing plate is connected with driven gear by external splines, rubber spring is contained on dividing plate, piston cylinder, piston bush are connected on power output shaft, and return spring is installed on power output shaft in respective aperture and contacted with piston cylinder.
PTO control valve assembly comprises: oil filter, gear pump, PTO application valve body, magnetic valve; Oil filter, gear pump, PTO application valve body and magnetic valve are spirally connected and are integrated successively, and the pump gear on gear pump engages with driven gear.
The utility model can reach following good effect after adopting technique scheme: this tractor electrichydraulic control front-mounted power output device, at the technical innovative development of existing tractor, has the advantages such as compact conformation, Long-distance Control, handiness. By the less improvement design to existing product, increase tractor component configuration, both can solve tractor and configured the demand of preposition agricultural machinery and implement, can widen again the tractor scope of application, significantly promote the service efficiency of tractor. This device can be applicable on existing volume production tractor, has good economic benefit and social benefit.
Brief description of the drawings
Fig. 1 is the structural representation of the utility model tractor electrichydraulic control front-mounted power output device.
Detailed description of the invention
Below in conjunction with accompanying drawing, the utility model is further described. As shown in Figure 1, front-mounted power output device is put in dilatory dynamo-electric hydraulic control, comprising: input housing 1, output housing 2, power input shaft 3, power output shaft 4, driven gear 5, jump ring 6, clutch assembly 7, PTO control valve assembly 9, brake strip 17, logical hydraulic fluid port 19, holddown spring 20; Clutch assembly 7 assemblies comprise: piston cylinder 15, piston 16, return spring 18, platen 8, friction plate 21, dividing plate 22, rubber spring 23; PTO control valve assembly 9 comprises: oil filter 10, gear pump 11, PTO application valve body 13, magnetic valve 14.
Input housing 1 is fastenedly connected with output housing 2, power input shaft 3, power output shaft 4 are inputted on housing 1 and output housing 2 by bearing freely-supported, driven gear 5 cogs and engages with power input shaft 3, driven gear 5 passes through bearing freely-supported on power output shaft 4, brake strip 17 is screwed onto on input housing 1, clutch assembly 7 is socketed on power output shaft 4, between jump ring 6 and brake strip 17, PTO control valve assembly 9 is spirally connected with input housing 1, is bearing on input housing 1 and output housing 2. Logical hydraulic fluid port 19 is arranged on input housing 1 in respective aperture, is connected with power output shaft 4 ends by holddown spring 20.
Platen 8 left ends in clutch assembly 7 are arranged on power output shaft 4 through jump ring 6, platen 8, friction plate 21, dividing plate 22 are sequentially arranged on power output shaft 4, between stay mutually gap, friction plate 21 is connected with power output shaft 4 by internal spline, dividing plate 22 is connected with driven gear 5 by external splines, rubber spring 23 is contained on dividing plate 22, ensure gap between friction plate 21, piston cylinder 15, piston 16 are socketed on power output shaft 4, and return spring 18 is installed on power output shaft 4 in respective aperture and joined with piston cylinder 15.
Oil filter 10, gear pump 11, PTO application valve body 13 and magnetic valve 14 on PTO control valve assembly 9 are spirally connected and are integrated successively, and the pump gear 12 on gear pump 11 engages with driven gear 5.
When work, power is imported into by power input shaft 3, gear pump 11 on PTO control valve assembly 9 produces hydraulic oil and enters PTO application valve body 13, after switching on power by automatically controlled socket 23 Long-distance Control on magnetic valve 14, hydraulic oil enters in the cavity between piston cylinder 15, piston 16 through output housing 2, logical hydraulic fluid port 19 and power output shaft 4, promoting piston cylinder 15 moves, remove gap between platen 8, friction plate 21, dividing plate 22, make power be delivered to power output shaft 4 by driven gear 5 through dividing plate 22, friction plate 21, realize power output; After magnetic valve 14 deenergizations, hydraulic oil release, return spring 18 promotes piston cylinder 15 counter motions to brake strip 17, and frictional force quits work power output shaft 4.
Automatically controlled socket on magnetic valve 15 is connected with control button in tractor cab, in driver's cabin, can realize the Long-distance Control to front-mounted power output device, greatly facilitates and simplifies the control to it.
Claims (3)
1. tractor electrichydraulic control front-mounted power output device, comprising: input housing (1), output housing (2), power input shaft (3), power output shaft (4), driven gear (5), jump ring (6), clutch assembly (7), PTO control valve assembly (9), brake strip (17), logical hydraulic fluid port (19), holddown spring (20), it is characterized in that: input housing (1) is affixed with output housing (2), power input shaft (3), power output shaft (4) is inputted on housing (1) and output housing (2) by bearing freely-supported, driven gear (5) engages with the gear on power input shaft (3), driven gear (5) passes through bearing freely-supported on power output shaft (4), brake strip (17) is screwed onto on input housing (1), clutch assembly (7) is socketed on power output shaft (4), be positioned between jump ring (6) and brake strip (17), PTO control valve assembly (9) is spirally connected with input housing (1), be bearing on input housing (1) and output housing (2), logical hydraulic fluid port (19) is arranged in the upper respective aperture of input housing (1), be connected with power output shaft (4) end by holddown spring (20).
2. tractor electrichydraulic control front-mounted power output device according to claim 1, is characterized in that: clutch assembly (7) comprising: piston cylinder (15), piston (16), return spring (18), platen (8), friction plate (21), dividing plate (22), rubber spring (23); Platen (8) left end is arranged on power output shaft (4) through jump ring (6), platen (8), friction plate (21), dividing plate (22) are sequentially arranged on power output shaft (4), friction plate (21) is connected with power output shaft (4) by internal spline, dividing plate (22) is connected with driven gear (5) by external splines, rubber spring (23) is contained on dividing plate (22), it is upper that piston cylinder (15), piston (16) are socketed in power output shaft (4), and return spring (18) is installed in the upper respective aperture of power output shaft (4) and contacted with piston cylinder (15).
3. tractor electrichydraulic control front-mounted power output device according to claim 1, is characterized in that: PTO control valve assembly (9) comprising: oil filter (10), gear pump (11), PTO application valve body (13), magnetic valve (14); Oil filter (10), gear pump (11), PTO application valve body (13) and magnetic valve (14) are spirally connected and are integrated successively, and the pump gear (12) on gear pump (11) engages with driven gear (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521076277.9U CN205239161U (en) | 2015-12-22 | 2015-12-22 | Leading power take -off of tractor electrohydraulic control |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521076277.9U CN205239161U (en) | 2015-12-22 | 2015-12-22 | Leading power take -off of tractor electrohydraulic control |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205239161U true CN205239161U (en) | 2016-05-18 |
Family
ID=55938233
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201521076277.9U Expired - Fee Related CN205239161U (en) | 2015-12-22 | 2015-12-22 | Leading power take -off of tractor electrohydraulic control |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205239161U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106015143A (en) * | 2016-07-15 | 2016-10-12 | 第拖拉机股份有限公司 | Front power output electro-hydraulic control valve of tractor |
| CN106678291A (en) * | 2017-03-08 | 2017-05-17 | 四川川龙拖拉机制造有限公司 | Front transmission box, tractor and operation tractor |
| CN109505890A (en) * | 2018-12-26 | 2019-03-22 | 河北宗申戈梅利农业机械制造有限公司 | A kind of power output assembly for engine |
-
2015
- 2015-12-22 CN CN201521076277.9U patent/CN205239161U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106015143A (en) * | 2016-07-15 | 2016-10-12 | 第拖拉机股份有限公司 | Front power output electro-hydraulic control valve of tractor |
| CN106678291A (en) * | 2017-03-08 | 2017-05-17 | 四川川龙拖拉机制造有限公司 | Front transmission box, tractor and operation tractor |
| CN109505890A (en) * | 2018-12-26 | 2019-03-22 | 河北宗申戈梅利农业机械制造有限公司 | A kind of power output assembly for engine |
| CN109505890B (en) * | 2018-12-26 | 2024-03-08 | 河北宗申戈梅利农业机械制造有限公司 | Power output assembly for engine |
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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: 20160518 Termination date: 20211222 |