CN217271741U

CN217271741U - Cocoa fruit harvester transmission case combination with vent valve

Info

Publication number: CN217271741U
Application number: CN202220174612.2U
Authority: CN
Inventors: 齐超; 王全华; 薛其显; 李德军; 涂宝强
Original assignee: Shandong Shunyang Machinery Co ltd
Current assignee: Shandong Shunyang Machinery Co ltd
Priority date: 2022-01-23
Filing date: 2022-01-23
Publication date: 2022-08-23
Anticipated expiration: 2032-01-23

Abstract

The utility model discloses a transmission case combination of cocoa fruit harvester with vent valve, which comprises a case body, a case cover, a pin shaft, a fixing screw and a nut, wherein the inside of the case body is hollow, the case cover is arranged at one side of the case body, a driving bevel gear is arranged at the inside of one end of the case body through a bearing, a driven bevel gear is arranged between the case body and the case cover through a bearing, one side of the driven bevel gear is provided with a connecting column, the driven bevel gear is meshed with the driving bevel gear, the connecting column and the driven bevel gear are eccentrically arranged, the surface of the connecting column is sleeved with a connecting rod through a bearing, one end of the case body deviating from the driving bevel gear is slidably provided with a transmission shaft, compared with the prior hand tool, the transmission case combination takes a small gasoline engine or a lithium battery as power, drives a cutting knife to do reciprocating motion through the transmission case and the cutting action is realized, the transmission box body has small volume, light weight and high working efficiency, reduces the labor intensity of operators and improves the working efficiency.

Description

Cocoa harvesting machine transmission case combination with vent valve

Technical Field

The utility model belongs to the technical field of the cocoa fruit harvester, concretely relates to cocoa fruit harvester transmission case combination of taking breather valve.

Background

Cocoa is the main raw material for making chocolate and is widely planted in tropical areas. Cocoa is generally harvested manually, cocoa belongs to evergreen arbor, the growing height can reach 12 m, the labor intensity and difficulty of manual picking are high, and the labor efficiency is low. At present, most of cocoa fruits are harvested by adopting original manual cutting knives or manual scissors, the efficiency is low, fruits with high growth rate need to climb onto trees for picking, and the danger coefficient is high. Therefore, a structure which is convenient to carry, high in operation efficiency, simple in structure and capable of reducing the labor intensity of operators is urgently needed.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a cocoa harvesting machine transmission case combination of taking breather valve to solve the problem that provides among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a cocoa fruit harvester's of taking breather valve transmission case combination contains box, case lid, round pin axle, set screw and nut, the inside cavity of box, the case lid is installed to one side of box, initiative bevel gear is installed through the bearing to the one end inside of box, install driven bevel gear through the bearing between box and the case lid, one side of driven bevel gear is provided with the spliced pole, driven bevel gear and initiative bevel gear intermeshing, spliced pole and driven bevel gear eccentric settings, the surface of spliced pole is equipped with the connecting rod through the bearing housing, the box deviates from initiative bevel gear's one end slidable mounting has the transmission shaft, the transmission shaft runs through the tip of box, the connecting rod deviates from the one end of spliced pole and installs the tip at the transmission shaft through the round pin axle, the connecting rod is arranged in between box and the case lid.

Preferably, a cutting knife is installed at one end, away from the connecting rod, of the transmission shaft through mutual matching of the fixing screw and the nut.

Preferably, the outside of box is arranged in to the cutting knife, cutting knife one side is provided with the sawtooth blade, cutting knife one side both ends symmetry is provided with the arc blade, sawtooth blade and arc blade homonymy, the sawtooth blade is arranged in two between the arc blade.

Preferably, one side of box is provided with the breather valve body, one side inner wall of box has seted up and has kept off the oil groove, keep off oil groove and breather valve body position and correspond each other.

Compared with the prior art, the beneficial effects of the utility model are that: compare with current hand tool, this transmission case combination uses small-size gasoline engine or lithium electricity as power, through the transmission case, the transmission shaft drives the cutting knife and is reciprocating motion, realize the cutting action, the transmission case is small, light in weight, high work efficiency, alleviate operator intensity of labour, the operating efficiency is improved, the arc blade and the sawtooth blade design of cutting knife can adapt to manifold cocoa fruit growing environment, fine satisfying the adaptation demand, it is very good, the vent valve structure of transmission case special design, the internal and external pressure of balanced transmission case that can be fine, the effectual leakage that reduces lubricating grease, reduce use and maintenance cost, greatly prolonged service life.

Drawings

Fig. 1 is a schematic view of the cross-section internal structure of the present invention;

fig. 2 is a schematic view of the internal structure of the present invention.

In the figure: 1. a box body; 2. a drive bevel gear; 3. a driven bevel gear; 4. a box cover; 5. connecting columns; 6. a connecting rod; 7. a pin shaft; 8. a drive shaft; 9. a fixing screw; 10. a nut; 11. a cutting knife; 12. a vent valve body; 13. an oil retaining groove; 14. an arc-shaped cutting edge; 15. a sawtooth cutting edge.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.

Referring to fig. 1-2, the present invention provides the following technical solutions: the transmission case combination of the cocoa fruit harvester with the vent valve comprises a case body 1 and a case cover 4, round pin axle 7, set screw 9 and nut 10, the inside cavity of box 1, case lid 4 is installed to one side of box 1, the inside drive bevel gear 2 of installing through the bearing of one end of box 1, install driven bevel gear 3 through the bearing between box 1 and the case lid 4, one side of driven bevel gear 3 is provided with spliced pole 5, driven bevel gear 3 and drive bevel gear 2 intermeshing, spliced pole 5 and the eccentric setting of driven bevel gear 3, the surface of spliced pole 5 is equipped with connecting rod 6 through the bearing housing, the one end slidable mounting that box 1 deviates from drive bevel gear 2 has transmission shaft 8, transmission shaft 8 runs through the tip of box 1, the tip at transmission shaft 8 is passed through round pin axle 7 to the one end that connecting rod 6 deviates from spliced pole 5, connecting rod 6 is arranged in between box 1 and case lid 4.

In order to guarantee the device at the in-process of carrying out the cutting, can effectually reap cocoa fruit through each angle, in order to reach the purpose of multiangular results, preferably, cutting knife 11 is installed through mutually supporting of set screw 9 and nut 10 to the one end that transmission shaft 8 deviates from connecting rod 6, box 1's outside is arranged in to cutting knife 11, cutting knife 11 one side is provided with sawtooth blade 15, 11 one side both ends symmetry of cutting knife is provided with arc blade 14, sawtooth blade 15 and arc blade 14 homonymy, sawtooth blade 15 is arranged in between two arc blades 14.

In order to realize the communication of the air inside the device through the vent valve 12 and block the leakage of the lubricating grease inside the device through the oil blocking groove 13, in this embodiment, preferably, the vent valve 12 is arranged on one side of the box body 1, the oil blocking groove 13 is formed on the inner wall of one side of the box body 1, and the oil blocking groove 13 and the vent valve 12 are corresponding to each other in position.

The utility model discloses a theory of operation and use flow: after the utility model is installed, firstly, the installation fixing and safety protection of the utility model are checked, then the utility model can be used, the gasoline engine or the lithium battery power output shaft is connected with the driving bevel gear 2 through the transmission rod to transmit power to the driven bevel gear 3, because the driven bevel gear and the connecting post 5 are in eccentric arrangement, when the driven bevel gear 3 rotates, the connecting post 5 is necessarily driven to eccentrically rotate around the axis of the driven bevel gear 3, thereby the connecting rod 6 is driven to move, the connecting rod 6 drives the transmission shaft 8 to do reciprocating motion through the pin shaft 7, thereby realizing the reciprocating cutting action of the cutting knife 11, the cutting knife 11 is provided with an arc-shaped cutting edge 14 and a sawtooth-shaped cutting edge 15, the arc-shaped cutting edge 14 can cut cocoa fruits along the motion direction of the transmission shaft 8, the sawtooth-shaped cutting edge 15 can cut the cocoa fruits along the motion direction vertical to the transmission shaft 8, thereby greatly improving the applicability, satisfy the cocoa fruit results of different growth states, and sawtooth blade 15 and two arc blade 14's interact, can adapt to diversified cutting angle, 8 one end of transmission shaft are outside at 1 inside other end of box, it can cause 1 internal space volume of box to change when being reciprocating motion, thereby cause 1 internal and external pressure of box unbalanced, and the breather valve body 12 of 1 lateral wall installation of box can communicate 1 internal and external messenger pressure balance of box, the inboard oil groove 13 that keeps off of lateral wall can block lubricating grease flow direction breather valve body 12 and do not influence inside and outside intercommunication again simultaneously, eliminate the transmission case internal and external pressure difference, very big improvement transmission case life.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a take vent valve's cocoa fruit harvester's transmission case combination, contains box (1), case lid (4), round pin axle (7), set screw (9) and nut (10), its characterized in that: the box body (1) is hollow, the box cover (4) is installed on one side of the box body (1), the driving bevel gear (2) is installed inside one end of the box body (1) through a bearing, the driven bevel gear (3) is installed between the box body (1) and the box cover (4) through a bearing, the connecting column (5) is arranged on one side of the driven bevel gear (3), the driven bevel gear (3) and the driving bevel gear (2) are meshed with each other, the connecting column (5) and the driven bevel gear (3) are eccentrically arranged, the connecting rod (6) is sleeved on the surface of the connecting column (5) through a bearing, the transmission shaft (8) is slidably installed on one end of the box body (1) deviating from the driving bevel gear (2), the transmission shaft (8) penetrates through the end portion of the box body (1), and the end of the connecting rod (6) deviating from the connecting column (5) is installed on the end portion of the transmission shaft (8) through a pin shaft (7), the connecting rod (6) is arranged between the box body (1) and the box cover (4).

2. The gearbox assembly of cocoa fruit harvester with vent valve as claimed in claim 1, wherein: the one end that transmission shaft (8) deviates from connecting rod (6) installs cutting knife (11) through mutually supporting of set screw (9) and nut (10), the outside of box (1) is arranged in to cutting knife (11).

3. The gearbox assembly of cocoa fruit harvester with vent valve as claimed in claim 2, wherein: cutting knife (11) one side is provided with sawtooth blade (15), cutting knife (11) one side both ends symmetry is provided with arc blade (14), sawtooth blade (15) and arc blade (14) homonymy, sawtooth blade (15) are arranged in two between arc blade (14).

4. The gearbox combination of cocoa fruit harvester with vent valve as claimed in claim 2, wherein: one side of the box body (1) is provided with a ventilation valve body (12), an oil blocking groove (13) is formed in the inner wall of one side of the box body (1), and the oil blocking groove (13) corresponds to the ventilation valve body (12) in position.