CN2356467Y - Cutting table hydraulic controller for rice combine harvester - Google Patents
Cutting table hydraulic controller for rice combine harvester Download PDFInfo
- Publication number
- CN2356467Y CN2356467Y CN 99232717 CN99232717U CN2356467Y CN 2356467 Y CN2356467 Y CN 2356467Y CN 99232717 CN99232717 CN 99232717 CN 99232717 U CN99232717 U CN 99232717U CN 2356467 Y CN2356467 Y CN 2356467Y
- Authority
- CN
- China
- Prior art keywords
- oil
- fuel tank
- fuel
- spool
- hole
- 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 - Fee Related
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Abstract
The utility model relates to a cutting table hydraulic controller for a rice combine harvester, which comprises a plunger oil cylinder, a hydraulic rubber hose assembly and a manual oil pump which is communicated with the plunger oil cylinder by the hydraulic rubber hose assembly. The manual oil pump comprises an oil tank, an oil tank cover, a lever type oil pressing member and an oil pressing cylinder jacket, and the center of the oil pressing cylinder jacket is provided with an oil pressing cavity. The bottom of the oil tank is provided with an oil inlet one-way valve, an oil outlet valve core, an oil outlet joint, a hydraulic rubber hose joint and an oil return regulating valve. The utility model has the advantages of convenient operation, high reliability, good pressure preserving performance and low cost.
Description
The utility model relates to rice combine ceding of Taiwan technical field of hydraulic, particularly a kind of novel rice combine ceding of Taiwan hydraulic control device.
At present; existing rice combine ceding of Taiwan hydraulic control device generally is to be made of gear pump, operation valve, overflow valve, check valve, adjustment valve, clutch etc.; the work of clutch input power drive gear pump; action by various valves; adjusting the duty of the ceding of Taiwan, but this adjustment need just can carry out when shutting down, thereby more loaded down with trivial details; and this structure is very complicated, pressurize is poor, the cost height, operate also very inconvenient.
The purpose of this utility model provides a kind of easy and simple to handle, reliability is excellent, pressurize is good, cost is low novel rice combine ceding of Taiwan hydraulic control device, to solve the weak point that existing ceding of Taiwan control device exists.
Goal of the invention of the present utility model is achieved like this: a kind of novel rice combine ceding of Taiwan hydraulic control device, comprise plunger cylinder, hydralic hose assembly and hand oil pump, hand oil pump is connected with plunger cylinder by the hydralic hose assembly, described hand oil pump comprises fuel tank, fuel tank cap, lever is pressed oily member, wherein fuel tank cap is provided with the ventilation member and refuels member, described lever presses the pole of oily member and fuel tank outer wall to be hinged, it is characterized in that described hand oil pump also comprises an oral area that fuel tank cap is pressed on fuel tank, the center is provided with pumping cavity, the compressing cylinder cover that the bottom links to each other with fuel tank inner bottom surface screw thread, wherein said lever press the pressure oil piston of oily member to stretch in the compressing cylinder cover; Fuel feed hole and the oil outlet of the interface channel of described pumping cavity by being positioned at fuel tank bottom on respectively bottom fuel tank is connected, wherein adopt the bellmouth transition between oil outlet and the interface channel, described oil outlet is connected with drainback passage and oil return regulating valve installing hole by a short interface channel again, and drainback passage is connected again with in the fuel tank; The in line check valve that is made of valve body, spool, spring is housed in the described fuel feed hole, and wherein spool and valve body adopt the taper surface sealing that matches, and a cannelure is arranged on the frustum of spool, and a flexible seal ring is arranged in the cannelure; Fuel-displaced spool is packed into by spring, delivery connection in the oil outlet, and the head of described fuel-displaced spool has a frustum that matches with described bellmouth, has on the frustum in a cannelure, the cannelure flexible seal ring is arranged; The center of described delivery connection has one to go out oil hole, an end that goes out oil hole has screw thread, the hydralic hose joint is connected with delivery connection by the perforation screw rod, and perforation has in the screw rod one to go out the oil discharge passage that the interior endoporus of oil hole and hydralic hose joint is connected with described; The oil return regulating valve that is made of ball, oil return adjustment valve rod is housed in the described oil return regulating valve installing hole, and oil return adjustment valve rod one end is equipped with knob.
Operation principle of the present utility model is: when heightening the ceding of Taiwan, press oily member with the moving lever of hand, it presses the oily piston can be with the oil in the fuel tank by in line check valve, interface channel and back down fuel-displaced spool, pass through delivery connection again, pass screw rod, the hydralic hose joint, the hydralic hose assembly is pressed in the plunger cylinder, thereby the ceding of Taiwan is risen; If when turning down the ceding of Taiwan, only need unscrew the oil return adjustment valve rod, the gravity of the ceding of Taiwan passes through hydralic hose assembly, hydralic hose joint with the oil in the plunger cylinder, perforation screw rod, delivery connection, and back down steel ball, be back in the fuel tank by drainback passage again, after the ceding of Taiwan regulates, screw the oil return adjustment valve rod, make steel ball hold out against the oral area of short interface channel, can stop oil to be back in the fuel tank.The utility model compared with prior art has advantage easy and simple to handle, that reliability is excellent, pressurize is good, cost is low.
Fig. 1 is a structural representation of the present utility model;
Fig. 2 is the A-A cutaway view of Fig. 1.
Below in conjunction with accompanying drawing the utility model is described in detail.
Accompanying drawing 1, the 2 a kind of novel rice combine ceding of Taiwan hydraulic control devices of describing, comprise plunger cylinder (1), hydralic hose assembly (2) and hand oil pump (3), hand oil pump (3) is connected with plunger cylinder (1) by hydralic hose assembly (2), described hand oil pump (3) comprises fuel tank (4), fuel tank cap (5), lever is pressed (6) oral areas that fuel tank cap (5) are pressed on fuel tank (4) of oily member, the center is provided with pumping cavity (7), the compressing cylinder cover (8) that the bottom links to each other with fuel tank (4) inner bottom surface screw thread, fuel tank cap (5) is provided with by digging ventilation member that the nipple (10) of ventilation hole (9) constitutes and by screw thread oil filler (11) in the center, the oiling member that bolt (12) constitutes, described lever presses the pole (13) of oily member (6) and fuel tank (4) outer wall to be hinged, and presses oily piston (15) to stretch in the compressing cylinder cover (8); The interface channel (16) of described pumping cavity (7) by being positioned at fuel tank (4) bottom is connected with fuel feed hole (17) and oil outlet (18) on fuel tank (4) bottom respectively, wherein adopt bellmouth (19) transition between oil outlet (18) and the interface channel (16), described oil outlet (18) is connected with drainback passage (21) and oil return regulating valve installing hole (22) by a short interface channel (20) again, is connected in drainback passage (21) and the fuel tank (4); The in line check valve that is made of valve body (23), spool (24), spring (25) is arranged in the described fuel feed hole (17), wherein spool (23) is threaded with fuel feed hole (17), spool (24) and valve body (23) adopt the taper surface sealing that matches, and on the frustum (26) of spool (24), a cannelure (27) is arranged, a flexible seal ring (28) is arranged in the cannelure (27); Fuel-displaced spool (29), pack in the oil outlet (18) by spring (30), delivery connection (31), wherein fuel-displaced spool (31) adopts with oil outlet (18) and is threaded; The head of described fuel-displaced spool (29) has a frustum (32) that matches with described bellmouth (19), and a cannelure (33) is arranged on the frustum (32), and flexible seal ring (34) is arranged in the cannelure (33); The center of delivery connection (31) has one to go out oil hole (35), an end that goes out oil hole (35) has screw thread, hydralic hose joint (36) is connected with delivery connection (31) by perforation screw rod (37), has one to go out the oil discharge passage (39) that the interior endoporus (38) of oil hole (35) and hydralic hose joint (36) is connected with described in perforation screw rod (37); Described oil return regulating valve installing hole (22) is equipped with the oil return regulating valve that is made of ball (40), oil return adjustment valve rod (41), and oil return adjustment valve rod (41) is threaded with oil return regulating valve installing hole (22), and the other end is equipped with knob (42).
Claims (1)
1, a kind of novel rice combine ceding of Taiwan hydraulic control device, comprise plunger cylinder, hydralic hose assembly and hand oil pump, hand oil pump is connected with plunger cylinder by the hydralic hose assembly, described hand oil pump comprises fuel tank, fuel tank cap, lever is pressed oily member, wherein fuel tank cap is provided with the ventilation member and refuels member, described lever presses the pole of oily member and fuel tank outer wall to be hinged, it is characterized in that described hand oil pump also comprises an oral area that fuel tank cap is pressed on fuel tank, the center is provided with pumping cavity, the compressing cylinder cover that the bottom links to each other with fuel tank inner bottom surface screw thread, wherein said lever press the pressure oil piston of oily member to stretch in the compressing cylinder cover; Fuel feed hole and the oil outlet of the interface channel of described pumping cavity by being positioned at fuel tank bottom on respectively bottom fuel tank is connected, wherein adopt the bellmouth transition between oil outlet and the interface channel, described oil outlet is connected with drainback passage and oil return regulating valve installing hole by a short interface channel again, and drainback passage is connected again with in the fuel tank; The in line check valve that is made of valve body, spool, spring is housed in the described fuel feed hole, and wherein spool and valve body adopt the taper surface sealing that matches, and a cannelure is arranged on the frustum of spool, and a flexible seal ring is arranged in the cannelure; Fuel-displaced spool is packed into by spring, delivery connection in the oil outlet, and the head of described fuel-displaced spool has a frustum that matches with described bellmouth, and depositing on the frustum in a cannelure, the cannelure has flexible seal ring; The center of described delivery connection has one to go out oil hole, an end that goes out oil hole has screw thread, the hydralic hose joint is connected with delivery connection by the perforation screw rod, and perforation has in the screw rod one to go out the oil discharge passage that the interior endoporus of oil hole and hydralic hose joint is connected with described; Described oil return regulating valve installing hole is equipped with the oil return regulating valve that is made of ball, oil return adjustment valve rod, and oil return adjustment valve rod one end is equipped with knob.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 99232717 CN2356467Y (en) | 1999-01-27 | 1999-01-27 | Cutting table hydraulic controller for rice combine harvester |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 99232717 CN2356467Y (en) | 1999-01-27 | 1999-01-27 | Cutting table hydraulic controller for rice combine harvester |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2356467Y true CN2356467Y (en) | 2000-01-05 |
Family
ID=34021348
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 99232717 Expired - Fee Related CN2356467Y (en) | 1999-01-27 | 1999-01-27 | Cutting table hydraulic controller for rice combine harvester |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2356467Y (en) |
-
1999
- 1999-01-27 CN CN 99232717 patent/CN2356467Y/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |