CN200953755Y

CN200953755Y - single tea picker

Info

Publication number: CN200953755Y
Application number: CN200520136812.5U
Authority: CN
Inventors: 梁桂清
Original assignee: Individual
Current assignee: Individual
Priority date: 2005-12-02
Filing date: 2005-12-02
Publication date: 2007-10-03
Anticipated expiration: 2015-12-02

Abstract

A simple single-person tea picking machine that can be operated by a single person with both hands. It uses the engine to be directly connected to the gearbox and the blower. When the engine is working, it drives the gearbox to work. The rotation of the eccentric crankshaft in the gearbox makes the two connecting rods drive the two zigzag upper and lower blades to move back and forth, and the blades will enter The tea leaves inside are cut off, and the blower connected to the gear box also starts to work at this time, generating strong wind to blow out along the multiple air outlets arranged in a line in the air outlet pipe, blowing the freshly cut tea leaves into the collection bag at the back , so as to achieve the purpose of harvesting tea.

Description

Single tea picking machine

Affiliated technical field

The utility model relates to a kind of tealeaves machine of gathering, and is a kind of one man operation's simple and easy single tea picking machine.

Background technology

At present, tea picking machine has two kinds: double tea picking machine and single tea picking machine; Double tea picking machine Heavy Weight needs two people operation, generally uses on the tea plantation, level land, and it is in light weight, convenient to operation for single tea picking machine, not only can be used in the tea plantation, level land, and use more can be brought into play its flexible operation advantage on the tea plantation, mountain region.

And known single tea picking machine all is a backpack at present: be about to engine and utilize support fixedly to bear rearward, engine utilizes the drive bevel gear of flexible axle output torque to the front gear-box, drive bevel gear drives secondary bevel gear and rotates, secondary bevel gear drives the driven gear running, driven gear and a bent axle are fixed together, two connecting rods of two rotor journal drives are one in front and one in back reciprocating on the bent axle, the zigzag blade of two connecting rods of ining succession is and then one in front and one in back reciprocating motion of connecting rod do also, because these the two blade profiles of tooth of being close to stagger, these two blades follow machine travelling forward when picking tea-leaves, tealeaves enters in the blade, and mutually reciprocating tealeaves is cut off; A fan blower is installed on gear-box, its air blast flabellum is connected on grade axle of bevel gear rotation, when gear-box is worked, top fan blower follows secondary bevel gear to rotate and produce powerful wind-force, wind-force blows to the front upper place of blade with airduct, and several little air outlets in a row are arranged on the airduct, these little air outlets are about 3～4 centimeters in the front upper place of blade just, powerful wind-force blows out from these little air outlets, the tealeaves of just having cut off is blown in the pocket of blade back, thereby reach the purpose of gathering tealeaves.This tea picking machine structure more complicated, flexible axle passes to gear-box, what lean on is the two-stage gear drive, moment of torsion is passed on the gear of fan blower and drive blade, increased the difficulty of processing of part like this, simultaneously, the transmission of the bevel-gear sett of flexible axle and increase has consumed the part power of engine again, thereby influenced the efficient of tea picking machine, and the part of these increases and difficulty of processing increased the cost of tea picking machine again greatly, increased burden to the tea grower.

Summary of the invention

In order to solve existing structure more complicated, the part processing difficulty is big, cost is high problem, the utility model provides a kind of single tea picking machine, this tea picking machine is not only simple in structure, flexible operation, solved the big problem of part processing difficulty, also improved the transmission efficiency of machine, the more important thing is to greatly reduce product cost.

The technical scheme that its technical problem that solves the utility model adopts is: engine, gear-box (comprising working portion), fan blower directly connect from top to bottom, engine directly exports moment of torsion to gear-box by centrifugal clutch, dish is installed on the engine output shaft in the clutch, and outer dish is installed on the axle of gear-box driving gear; Below gear-box, a fan blower spiral case is installed, the other end of driving gear lengthening is stretched out the gear-box outside to the fan blower spiral case, above the fan blower flabellum is installed in, the blower export guide duct of ining succession, the other end of guide duct links to each other with discharge pipe; In gear-box, utilize a pair of gear to slow down, on driven gear (gear wheel), fixing an eccentric crankshaft, two connecting rods are installed on the axle journal of two decentraction on the eccentric crankshaft; Last knife bar is installed in respectively on the upper and lower casing of gear-box with following knife bar; Cutter, bottom knife are clipped between the upper and lower knife bar, can relative motion between upper and lower knife bar, and each riveted joint of upper and lower blade end has a bearing pin, and bearing pin is inserted in respectively in the pin-and-hole of two wrist-pins end of connecting rod; Preceding gusset piece, back gusset piece and backplate are screwed on following knife bar, and right handle, discharge pipe are fixed on again on the forward and backward gusset piece, make these several parts be linked to be an integral body, strengthen rigidity.

When opening the throttle engine is started working, clutch is in connection status, driving gear begins to rotate, the running of drive driven gear, one in front and one in back reciprocating with two connecting rods of two rotor journal drives on the moving gear fixed crankshaft, the zigzag blade of two connecting rods of ining succession is and then one in front and one in back reciprocating motion of connecting rod do also, because these the two blade profiles of tooth of being close to stagger, these two blades follow machine travelling forward when picking tea-leaves, tealeaves enters in the blade, and mutually reciprocating tealeaves is cut off.Fan blower is followed the high speed rotating of driving gear and is produced powerful wind-force simultaneously, wind-force blows to the front upper place of blade with airduct, and several little air outlets in a row are arranged on the airduct, these little air outlets are about 3～4 centimeters in the front upper place of blade just, powerful wind-force blows out from these little air outlets, the tealeaves of just having cut off is blown in the pocket of blade back, thereby reach the purpose of gathering tealeaves.

Because what adopt is centrifugal clutch, when engine was in idle position, gear-box was not worked, the blade transfixion, and fan blower also quits work.

The beneficial effects of the utility model are, have simplified the structure of tea picking machine, alleviate tea picking machine complete machine weight, operate easy and conveniently, and the structure of gear-box is also simple relatively, has reduced the difficulty of making.

Description of drawings

Below in conjunction with drawings and Examples the utility model is further specified.

Fig. 1 is total figure of the present utility model

Fig. 2 is the enlarged drawing (engine, gear-box and blower fan part) of I among Fig. 1.

Fig. 3 is the enlarged drawing (cutting, collection part) of II among Fig. 1

Fig. 4 is the enlarged drawing of III among Fig. 1.

Fig. 5 is the enlarged drawing (engine of dismantling) of IV among Fig. 1.

Fig. 6 is the sectional elevation of Fig. 3.

Among the figure: 1. left hand is assembly, 2. engine, the 3. outer dish of clutch, 4. dish, 5. pinion in the clutch, 6. gear wheel, 7. gear-box, 8. connecting rod is 9. gone up knife bar, 10. guide duct, 11. cutters, 12. bottom knife, 13. times knife bars, 14. eccentric crankshaft, 15. needle rollers, 16. flabellums, 17. crusts of weathering, 18. preceding gusset piece, 19. right handles, 20. discharge pipes, 21. back gusset pieces, 22. backplate, 23. collecting bags, 24. braces hook, 25. collecting bags hook.

Embodiment

In Fig. 2, engine (2) connects with gear-box (7), left hand is fixed on assembly (1) on the gear-box (7), dish (4) is contained on the engine in the clutch, and the outer dish (3) of clutch is contained on the pinion (5) of gear-box, and last knife bar (9) is installed in respectively on the upper and lower casing of gear-box with following knife bar (13), and cutter (11), bottom knife (12) are clipped between the upper and lower knife bar, its end riveted joint has a bearing pin, and bearing pin is inserted in respectively in the pin-and-hole of two wrist-pins end of connecting rod.

When engine was in idling, clutch was not worked, the pinion transfixion; Left hand is held left hand assembly during work, when manipulation is opened the throttle, raising along with engine speed, clutch is started working, drive pinion (5) rotates, and pinion drives gear wheel (6) and rotates, and also follows rotation with the eccentric crankshaft (14) that gear wheel is fixed together, thereby relative back and forth movement is made in drive one in front and one in back two connecting rods, makes the last bottom knife that links to each other with two connecting rods also follow back and forth movement.Meanwhile, the rotation of pinion makes that also superincumbent flabellum (16) is installed and then to rotate, thereby produces strong wind-force in the crust of weathering (17), blows to discharge pipe shown in Figure 3 along discharge pipe (10).

In Fig. 3, Fig. 4, preceding gusset piece (18), back gusset piece (21), backplate (22) are screwed on following knife bar, and right handle (19), discharge pipe (20) are fixed on again on the forward and backward gusset piece, make these several parts be linked to be an integral body, strengthen rigidity.

The right hand is held right handgrip during work, cooperate left hand to mention, operate tea picking machine, tea picking machine is pushed forward, picking leaves enters into zigzag blade, staggered mutually, reciprocating upper and lower blade cuts off, and at this moment blows out the collecting bag that tealeaves that strong wind will just cut off blows into the back from discharge pipe in a plurality of air outlets of word order.

At Fig. 5, collecting bag (23) is linked up with on forward and backward gusset piece and right handle with elastic string, the bottom rides in the crotch under the backplate, about about 1 meter of its length, there is ventilative netted weaving cotton cloth at top middle part, the wind that blows out in the air outlet is from discharging here, and at this moment tealeaves has blown off and falls into the collecting bag bottom.

In order to alleviate the burden of operator's both hands, the utility model has also designed a braces, and braces one end hook is in the engine lower end, and the other end is hooked in the left end of right handle, during work braces is striden across head, with the tea picking machine back of the body in the presence of, bears tea picking machine part weight.

Claims

1. A single-person tea picking machine, the engine, gear box, and blower are directly connected from top to bottom, and its characteristics are: a blower volute is installed under the gear box, and the lower end of the shaft of the driving gear is extended out of the gear The outside of the box is connected to the blower volute, the blower fan blade is installed on this shaft, the outlet of the blower is connected with an air guide pipe, and the other end of the air guide pipe is connected with the air outlet pipe.

2. The single-person tea picking machine according to claim 1, characterized in that: the blower is installed at the bottom of the gear box, and the wind is delivered to the upper air outlet pipe through a curved air guide pipe.