Power transmission structure of silage harvester

Abstract

A power transmission structure of a silage harvester relates to the technical field of power transmission devices and comprises a walking pump box body, a power output shaft is rotatably arranged in the walking pump box body, a driven disc located outside the walking pump box body is connected to the power output shaft, and a first transmission gear fixedly connected with the power output shaft is arranged in the walking pump box body. The first transmission gear is meshed with a second transmission gear, the second transmission gear is meshed with a third transmission gear, and the third transmission gear is meshed with a fourth transmission gear. The silage maize harvester solves the problems that in the prior art, due to the fact that the size of the silage maize harvester is large and power provided by an engine is high, an existing device cannot reasonably distribute power of the engine, power loss is caused, and the power transmission efficiency is reduced.

Description

Technical Field

[0001] The utility model relates to the technical field of power transmission devices, in particular to a power transmission structure of a silage harvester. Background Art

[0002] With the development of the breeding industry, in order to meet the demand for feed, the sowing area of ​​green fodder in my country has increased year by year, so the demand for silage harvesters has increased sharply. Silage harvesters are a kind of agricultural machinery and equipment required for breeding production. Silage harvesters directly cut and crush silage crops efficiently, reduce the volume and prolong the storage, and better preserve the nutrients in silage crops, improve the quality of feed, and facilitate livestock absorption and digestion.

[0003] During the power transmission process of the engine, it is necessary to add a transmission structure to transmit the power output by the engine to protect the engine itself and various transmission components.

[0004] As the existing devices are used, the shortcomings of the technology are gradually exposed, mainly in the following aspects:

[0005] Due to the large scale of the silage machine and the high power provided by the engine, the existing device cannot reasonably distribute the engine power, resulting in power loss and reduced power transmission efficiency.

[0006] In summary, the prior art obviously has inconveniences and defects in practical use, so it is necessary to improve it. Utility Model Content

[0007] In view of the defects in the prior art, the utility model solves the problem that in the traditional technology, due to the large scale of the silage machine and the high power provided by the engine, the existing device cannot reasonably distribute the engine power, resulting in power loss and reduced power transmission efficiency.

[0008] In order to solve the above problems, the utility model provides the following technical solutions:

[0009] The power transmission structure of the forage harvester includes a travel pump housing, in which a power output shaft is rotatably provided, and the power output shaft is connected to a driven plate located outside the travel pump housing, and in the travel pump housing is provided a transmission gear 1 fixedly connected to the power output shaft, the transmission gear 1 is meshed with a transmission gear 2, the transmission gear 2 is meshed with a transmission gear 3, and the transmission gear 3 is meshed with a transmission gear 4.

[0010] As an optimized solution, the transmission gear 2 is rotatably installed in the travel pump housing through the hollow shaft 1.

[0011] As an optimized solution, the transmission gear three is rotatably installed in the travel pump housing through the hollow shaft two.

[0012] As an optimized solution, the transmission gear four is installed in the travel pump housing through a rotating shaft, and one end of the rotating shaft extends to the outside and is connected to the power input end of the forage harvester.

[0013] As an optimized solution, the rotating shaft is provided with support bearings in the areas on both sides of the transmission gear 4, and is rotatably mounted on the travel pump housing through the support bearings.

[0014] As an optimized solution, the number of teeth of the transmission gear 1 is 39.

[0015] As an optimized solution, the number of teeth of the transmission gear 2 is 40.

[0016] As an optimized solution, the number of teeth of the transmission gear three is 41.

[0017] As an optimized solution, the number of teeth of the transmission gear four is 27.

[0018] As an optimized solution, a connecting section is provided on the outer shell of the travel pump housing, and a rubber sleeve is connected to the connecting section.

[0019] As an optimized solution, the transmission gear 2 is located 45° obliquely below the transmission gear 1.

[0020] As an optimized solution, an oil filling plug and an oil drain plug for filling and draining oil are provided on the outer wall of the travel pump housing.

[0021] As an optimized solution, the driven disc includes a driven wheel hoop fixedly connected to the power output shaft, the outer ring of the driven wheel hub is rotatably provided with a driven connecting disc, a plurality of slots are provided on the driven connecting disc, springs are provided in the slots, a spring pressure plate is fixedly connected to the outer wall of the driven wheel hoop, and the two ends of the spring are respectively against the slots and the spring pressure plate.

[0022] Compared with the prior art, the beneficial effects of the utility model are:

[0023] The four-stage gear power transmission device is placed in the travel pump box to achieve structural stability;

[0024] A spring pressure plate is installed on the driven disc connected to the power output shaft. The driven disc connecting plate rotates to compress the spring, and the spring is squeezed to push the spring pressure plate to rotate, so that the power is smoothly transferred.

[0025] An oil filling plug and an oil drain plug are arranged at the meshing place between the side surface of the power transmission case and the transmission gear three and the transmission gear four. The two plug openings exist vertically to provide warranty for the power transmission. BRIEF DESCRIPTION OF THE DRAWINGS

[0026] In order to more clearly illustrate the specific implementation of the utility model or the technical solution in the prior art, the following is a brief introduction to the drawings required for the specific implementation or the prior art description. In all the drawings, similar elements or parts are generally identified by similar reference numerals. In the drawings, each element or part is not necessarily drawn according to the actual scale.

[0027] Figure 1 It is a schematic diagram of the structure of the utility model;

[0028] Figure 2 It is a structural schematic diagram of the connecting section of the utility model;

[0029] Figure 3 This is a schematic diagram of the structure of the fuel filler plug of the utility model;

[0030] Figure 4 It is a schematic diagram of the structure of the gear arrangement of the utility model;

[0031] Figure 5 It is a structural schematic diagram of the support bearing of the utility model.

[0032] In the figure: 1-travel pump housing; 2-power output shaft; 3-transmission gear 1; 4-transmission gear 2; 5-transmission gear 3; 6-transmission gear 4; 7-empty shaft 1; 8-empty shaft 2; 9-oil filling plug; 10-oil drain plug; 11-connecting section; 12-rubber sleeve; 13-spring pressure plate; 14-driven connecting plate; 15-silage harvester; 16-support bearing; 17-driven wheel hub. DETAILED DESCRIPTION

[0033] The following embodiments of the technical solution of the utility model are described in detail in conjunction with the accompanying drawings. The following embodiments are only used to more clearly illustrate the technical solution of the utility model, and are therefore only used as examples, and cannot be used to limit the protection scope of the utility model.

[0034] like Figures 1 to 5 As shown, the power transmission structure of the forage harvester includes a travel pump housing 1, a power output shaft 2 is rotatably provided in the travel pump housing 1, a driven plate located outside the travel pump housing 1 is connected to the power output shaft 2, a transmission gear 1 3 fixedly connected to the power output shaft 2 is provided in the travel pump housing 1, the transmission gear 1 3 is meshed with a transmission gear 2 4, the transmission gear 2 4 is meshed with a transmission gear 3 5, and the transmission gear 3 5 is meshed with a transmission gear 4 6.

[0035] The transmission gear 2 4 is rotatably installed in the travel pump housing 1 through the hollow shaft 1 7 .

[0036] The transmission gear 3 5 is rotatably installed in the travel pump housing 1 through the hollow shaft 2 8 .

[0037] The transmission gear 46 is installed in the travel pump housing 1 through a rotating shaft, and one end of the rotating shaft extends to the outside and is connected to the power input end of the forage harvester 15.

[0038] The rotating shaft is also provided with support bearings 16 in the areas on both sides of the transmission gear 4, and is rotatably mounted on the travel pump housing 1 through the support bearings 16.

[0039] The number of teeth of transmission gear 1-3 is 39.

[0040] The number of teeth of transmission gear 2 4 is 40 teeth.

[0041] The number of teeth of transmission gear three 5 is 41 teeth.

[0042] The number of teeth of transmission gear 96 is 27.

[0043] A connecting section 11 is provided on the outer shell of the travel pump housing 1 , and a rubber sleeve 12 is connected to the connecting section 11 .

[0044] Transmission gear 2 4 is located at a position 45° obliquely below transmission gear 1.

[0045] An oil filling plug 9 and an oil drain plug 10 for filling and draining oil are arranged on the outer wall of the travel pump housing 1.

[0046] The driven disc includes a driven wheel hoop fixedly connected to the power output shaft 2, and a driven connecting disc 14 is rotatably provided on the outer ring of the driven wheel hub 17. The driven connecting disc 14 is connected to the engine by bolts. A plurality of slots are provided on the driven connecting disc 14, and springs are provided in the slots. A spring pressure plate 13 is fixedly connected to the outer wall of the driven wheel hoop, and the two ends of the spring are respectively against the slots and the spring pressure plate 13.

[0047] The working principle of this device is:

[0048] A four-stage gear power transmission device is placed in the travel pump housing 1 to achieve structural stability;

[0049] A spring pressure plate 13 is installed on the driven disc connected to the power output shaft 2. The driven disc connecting plate rotates to compress the spring, and the spring is squeezed to push the spring pressure plate 13 to rotate, so that the power is smoothly transferred.

[0050] At the meshing place between the side surface of the power transmission case and the transmission gear three 5 and the transmission gear four 6, a refueling plug 9 and an oil drain plug 10 are arranged, and the two plug openings exist vertically, which plays a warranty role for the power transmission.

[0051] Finally, it should be noted that the above embodiments are only used to illustrate the technical solution of the utility model, rather than to limit it. Although the utility model has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that they can still modify the technical solutions described in the aforementioned embodiments, or replace some or all of the technical features therein by equivalents. These modifications or replacements do not make the essence of the corresponding technical solutions deviate from the scope of the technical solutions of the embodiments of the utility model, and they should all be included in the scope of the claims and specification of the utility model.

Claims

1. The power transmission structure of the silage harvester is characterized by: The invention comprises a travel pump housing (1), wherein a power output shaft (2) is rotatably arranged in the travel pump housing (1), wherein the power output shaft (2) is connected to a driven plate located outside the travel pump housing (1), wherein a transmission gear 1 (3) fixedly connected to the power output shaft (2) is arranged in the travel pump housing (1), wherein the transmission gear 1 (3) is meshed with a transmission gear 2 (4), wherein the transmission gear 2 (4) is meshed with a transmission gear 3 (5), and wherein the transmission gear 3 (5) is meshed with a transmission gear 4 (6).

2. The power transmission structure of the forage harvester according to claim 1, characterized in that: The transmission gear 2 (4) is rotatably mounted in the travel pump housing (1) via the hollow shaft 1 (7).

3. The power transmission structure of the forage harvester according to claim 1, characterized in that: The transmission gear three (5) is rotatably mounted in the travel pump housing (1) via the hollow shaft two (8).

4. The power transmission structure of the forage harvester according to claim 1, characterized in that: The transmission gear four (6) is installed in the travel pump housing (1) via a rotating shaft, and one end of the rotating shaft extends to the outside and is connected to the power input end of the forage harvester (15).

5. The power transmission structure of the forage harvester according to claim 4, characterized in that: The rotating shaft is also provided with support bearings (16) in the areas on both sides of the transmission gear 4, and is rotatably mounted on the travel pump housing (1) via the support bearings (16).

6. The power transmission structure of the forage harvester according to claim 1, characterized in that: The number of teeth of the transmission gear 1 (3) is 39, and the number of teeth of the transmission gear 2 (4) is 40.

7. The power transmission structure of the forage harvester according to claim 1, characterized in that: The number of teeth of the transmission gear three (5) is 41, and the number of teeth of the transmission gear four (6) is 27.

8. The power transmission structure of the forage harvester according to claim 1, characterized in that: A connecting section (11) is provided on the outer shell of the travel pump housing (1), and a rubber sleeve (12) is connected to the connecting section (11).

9. The power transmission structure of the forage harvester according to claim 1, characterized in that: The transmission gear 2 (4) is located 45 degrees below the transmission gear 1.

10. The power transmission structure of the forage harvester according to claim 1, characterized in that: An oil filling plug (9) and an oil drain plug (10) for filling and draining oil are provided on the outer wall of the travel pump housing (1).

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