A working device for agricultural mini four-wheel drive loader

Abstract

The utility model discloses a working device for an agricultural miniature four-wheel drive loader, belonging to the technical field of miniature agricultural loaders, including a bucket, a swing arm, a connecting rod, a first movable arm and a second movable arm, wherein the first movable arm is hinged to a first mounting seat provided for the bucket, the second movable arm is hinged to a second mounting seat provided for the bucket, the connecting rod is hinged to a third mounting seat provided for the bucket, and the other end thereof is hinged to the swing arm, the fourth mounting seat provided on the connecting pipe is hinged to the swing arm, the first mounting seat, the second mounting seat and the third mounting seat are respectively provided with a first steel sleeve, each of the first steel sleeves is provided with a first pin, the first movable arm, the second movable arm and the swing arm are respectively provided with a second steel sleeve at the connection with the driving device, and the second steel sleeve is provided with a second pin. The utility model can greatly improve the use intensity of the working device, reduce the failure rate, and extend the service life.

Description

Technical Field

[0001] The utility model relates to the technical field of miniature agricultural loaders, in particular to a working device for an agricultural miniature four-wheel drive loader. Background Art

[0002] As a pillar industry in my country, agriculture plays an important role in our country's social status. my country has always been known as a major agricultural country. With the continuous deepening of rural revitalization, loaders are a kind of transport tools that use buckets to load and unload piles of materials; however, the working device of existing loaders is not strong enough, has a high failure rate, a short service life, and is easy to deform during use, which affects the use of loaders. Utility Model Content

[0003] The main purpose of the utility model is to solve the above-mentioned technical problems to a certain extent, and to propose a working device for an agricultural mini four-wheel drive loader, which can greatly improve the use intensity of the working device, reduce the failure rate and extend the service life.

[0004] The above-mentioned problem to be solved by the utility model is achieved through the following technical solutions:

[0005] A working device for an agricultural mini four-wheel drive loader is proposed, comprising a bucket, a swing arm, a connecting rod, a first movable arm and a second movable arm, one end of the first movable arm is hinged to a first mounting seat provided for the bucket, one end of the second movable arm is hinged to a second mounting seat provided for the bucket, the first movable arm and the second movable arm are connected via a connecting pipe, one end of the connecting rod is hinged to a third mounting seat provided for the bucket, and the other end of the connecting rod is hinged to the swing arm, a fourth mounting seat provided on the connecting pipe is hinged to the swing arm, and the first movable arm, the second movable arm and the swing arm are respectively connected to a driving device in transmission connection;

[0006] The first mounting seat, the second mounting seat and the third mounting seat are respectively provided with a first steel sleeve, each of the first steel sleeves is provided with a first pin, the first pin is movably connected with the corresponding first movable arm, the second movable arm and the connecting rod, and the head of the first pin is provided with a fixing plate;

[0007] A second steel sleeve is respectively provided at the connection points between the first movable arm, the second movable arm and the swing arm and the driving device, and a second pin is provided in the second steel sleeve.

[0008] In some embodiments, the swing arm includes a first swing arm side plate and a second swing arm side plate, a connecting sleeve is provided between the first swing arm side plate and the second swing arm side plate, and the first swing arm side plate is hinged to the fourth mounting seat through the connecting sleeve.

[0009] In some embodiments, a reinforcing rib upper sealing plate and a reinforcing rib lower sealing plate are provided between the first swing arm side plate and the second swing arm side plate and surround the connecting sleeve.

[0010] In some embodiments, an umbrella-shaped recessed grease fitting is provided at the connection between the first pin and the fixing plate.

[0011] In some embodiments, the first movable arm is arranged in parallel with the second movable arm.

[0012] In some embodiments, reinforcing ribs are respectively provided at the connection locations between the connecting pipe and the first movable arm, the second movable arm and the fourth mounting seat.

[0013] The above technical solution provided by this application has the following advantages compared with the prior art:

[0014] The utility model comprises a first movable arm, a second movable arm and a connecting rod which are respectively hinged to a first mounting seat, a second mounting seat and a third mounting seat provided for a bucket, and a connecting rod is hinged to a swing arm, and a driving device drives the first movable arm, the second movable arm and the swing arm to drive the bucket to work, and further, a first steel sleeve is respectively provided on the first mounting seat, the second mounting seat and the third mounting seat, and a first pin is provided in the first steel sleeve, and a second steel sleeve is respectively provided at the connection between the first movable arm, the second movable arm and the swing arm and the driving device, and a second pin is provided in the second steel sleeve, thereby strengthening the strength of the connecting active parts, greatly improving the use intensity of the working device, improving the use performance of the loader, reducing the failure rate and extending the service life. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on the structures shown in these drawings without paying creative work.

[0016] Figure 1 This is a structural diagram of the working device of the utility model for an agricultural miniature four-wheel drive loader;

[0017] Figure 2 This is a structural diagram of the working device of the utility model for an agricultural miniature four-wheel drive loader;

[0018] Figure 3 for Figure 2 A partial enlarged view of the middle part;

[0019] Figure 4 It is the structural diagram of the swing arm of the utility model.

[0020] Description of Figure Numbers:

[0021] 1-bucket; 2-swing arm; 201-first swing arm side plate; 202-second swing arm side plate; 203-connecting sleeve; 3-connecting rod; 4-first movable arm; 5-second movable arm; 6-first mounting seat; 7-second mounting seat; 8-connecting pipe; 9-third mounting seat; 10-fourth mounting seat; 11-first steel sleeve; 12-first pin; 13-fixing plate; 14-umbrella-shaped recessed grease nipple; 15-second steel sleeve; 16-second pin; 17-reinforcement rib upper sealing plate; 18-reinforcement rib lower sealing plate; 19-reinforcement rib plate. DETAILED DESCRIPTION

[0022] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0023] It should be noted that if the embodiments of the present invention involve directional indications (such as up, down, left, right, front, back...), the directional indications are only used to explain the relative position relationship, movement status, etc. between the components in a certain specific posture. If the specific posture changes, the directional indications will also change accordingly.

[0024] In addition, if there are descriptions involving "first", "second", etc. in the embodiments of the utility model, the descriptions of "first", "second", etc. are only used for descriptive purposes and cannot be understood as indicating or implying their relative importance or implicitly indicating the number of technical features indicated. Therefore, the features limited to "first" and "second" may explicitly or implicitly include at least one of the features. In addition, if "and / or" or "and / or" appears in the full text, its meaning includes three parallel solutions. Taking "A and / or B" as an example, it includes solution A, solution B, or solutions that satisfy both A and B. In addition, the technical solutions between the various embodiments can be combined with each other, but it must be based on the ability of ordinary technicians in this field to implement. When the combination of technical solutions is contradictory or cannot be implemented, it should be deemed that such combination of technical solutions does not exist and is not within the scope of protection required by the utility model.

[0025] like Figure 1-3As shown, the utility model proposes a working device for an agricultural mini four-wheel drive loader, including a bucket 1, a swing arm 2, a connecting rod 3, a first movable arm 4 and a second movable arm 5, one end of the first movable arm 4 is hinged to a first mounting seat 6 provided on the bucket 1, and one end of the second movable arm 5 is hinged to a second mounting seat 7 provided on the bucket 1, wherein the first movable arm 4 and the second movable arm 5 are arranged in parallel, and the first movable arm 4 and the second movable arm 5 are connected by a connecting pipe 8 provided, one end of the connecting rod 3 is hinged to a third mounting seat 9 provided on the bucket 1, and the other end thereof is hinged to the swing arm 2, a fourth mounting seat 10 provided on the connecting pipe 8 is hinged to the swing arm 2, and the first movable arm 4, the second movable arm 5 and The swing arms 2 are respectively connected to the driving devices; the driving devices are driven by cylinders, and the first mounting seat 6, the second mounting seat 7 and the third mounting seat 9 are respectively provided with first steel sleeves 11, and each first steel sleeve 11 is provided with a first pin 12, and the first pin 12 is movably connected with the corresponding first movable arm 4, the second movable arm 5 and the connecting rod 3. In order to prevent the first pin 12 from rotating, a fixing plate 13 is provided at the head of the first pin 12, and an umbrella-shaped recessed grease nipple 14 is provided at the connection between the first movable arm 4, the second movable arm 5 and the swing arm 2 and the driving device; at the same time, second steel sleeves 15 are respectively provided at the connection between the first movable arm 4, the second movable arm 5 and the swing arm 2 and the driving device, and a second pin 16 is provided in the second steel sleeve 15.

[0026] In this embodiment, the first boom 4, the second boom 5 and the connecting rod 3 are respectively hinged to the first mounting seat 6, the second mounting seat 7 and the third mounting seat 9 provided on the bucket 1, and the connecting rod 3 is hinged to the swing arm 2. The first boom 4, the second boom 5 and the swing arm 2 are driven by the driving device to drive the bucket 1 to work. Further, the first steel sleeve 11 is respectively provided on the first mounting seat 6, the second mounting seat 7 and the third mounting seat 9, and the first pin 12 is provided in the first steel sleeve 11. At the same time, the first boom 4, the second boom 5 and the swing arm 2 are respectively provided with a second steel sleeve 15 at the connection with the driving device, and the second pin 16 is provided in the second steel sleeve 15, thereby strengthening the strength of the connecting active parts, greatly improving the use intensity of the working device, improving the use performance of the loader, reducing the failure rate and extending the service life.

[0027] In this embodiment, the bucket 1, the swing arm 2, the connecting rod 3, the first boom 4 and the second boom 5 are all made of high-strength alloy steel, which solves the problems of fatigue, deformation and cracking of welding points during use.

[0028] Further, such as Figure 4As shown, the swing arm 2 includes a first swing arm side plate 201 and a second swing arm side plate 202, a connecting sleeve 203 is provided between the first swing arm side plate 201 and the second swing arm side plate 202, and is hinged to the fourth mounting seat 10 through the connecting sleeve 203, a reinforcing rib upper sealing plate 17 and a reinforcing rib lower sealing plate 18 are provided between the first swing arm side plate 201 and the second swing arm side plate 202 and surrounding the connecting sleeve 203, and reinforcing rib plates 19 are respectively provided at the connection between the connecting pipe 8 and the first movable arm 4, the second movable arm 5 and the fourth mounting seat 10 to strengthen the strength of the connection parts.

[0029] The above are only preferred embodiments of the present invention, and do not limit the patent scope of the present invention. All equivalent structural changes made by using the contents of the present invention specification and drawings under the inventive concept of the present invention, or directly / indirectly applied in other related technical fields are included in the patent protection scope of the present invention.

Claims

1. A working device for an agricultural mini four-wheel drive loader, characterized in that: The invention comprises a bucket, a swing arm, a connecting rod, a first movable arm and a second movable arm, wherein one end of the first movable arm is hinged to a first mounting seat provided for the bucket, one end of the second movable arm is hinged to a second mounting seat provided for the bucket, the first movable arm and the second movable arm are connected via a connecting pipe, one end of the connecting rod is hinged to a third mounting seat provided for the bucket, and the other end thereof is hinged to the swing arm, a fourth mounting seat provided on the connecting pipe is hinged to the swing arm, and the first movable arm, the second movable arm and the swing arm are respectively connected to a driving device through transmission. The first mounting seat, the second mounting seat and the third mounting seat are respectively provided with a first steel sleeve, each of the first steel sleeves is provided with a first pin, the first pin is movably connected with the corresponding first movable arm, the second movable arm and the connecting rod, and the head of the first pin is provided with a fixing plate; A second steel sleeve is respectively provided at the connection points between the first movable arm, the second movable arm and the swing arm and the driving device, and a second pin is provided in the second steel sleeve.

2. The working device for an agricultural mini four-wheel drive loader according to claim 1, characterized in that: The swing arm includes a first swing arm side plate and a second swing arm side plate. A connecting sleeve is provided between the first swing arm side plate and the second swing arm side plate, and the first swing arm side plate is hinged to the fourth mounting seat through the connecting sleeve.

3. The working device for an agricultural mini four-wheel drive loader according to claim 2, characterized in that: An upper reinforcing rib sealing plate and a lower reinforcing rib sealing plate are provided between the first swing arm side plate and the second swing arm side plate and surround the connecting sleeve.

4. The working device for an agricultural mini four-wheel drive loader according to claim 1, characterized in that: An umbrella-shaped recessed grease nipple is provided at the connection between the first pin and the fixing plate.

5. The working device for an agricultural mini four-wheel drive loader according to claim 1, characterized in that: The first movable arm is arranged in parallel with the second movable arm.

6. The working device for an agricultural mini four-wheel drive loader according to claim 1, characterized in that: Reinforcement ribs are respectively provided at the connection locations between the connecting pipe and the first movable arm, the second movable arm and the fourth mounting seat.

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