Oil cylinder suspension device of agricultural tractor

Abstract

The utility model discloses an agricultural tractor oil cylinder suspension device which comprises an oil tank frame, connecting frames are arranged on the two sides of the oil tank frame respectively, two side plates are fixedly connected to the opposite side walls of the oil tank frame respectively, connecting devices are arranged on the two sides of the oil tank frame respectively, and the connecting frames are connected with the connecting devices respectively. And butt joint devices are arranged on the side walls of the two connecting frames at the corresponding positions in a penetrating mode, through grooves are formed in the side walls of the other two sides of the oil tank frame in a penetrating mode, limiting devices are slidably connected into the two through grooves, and two fixing devices are fixedly connected to the side walls of the oil tank frame at the corresponding positions. The connecting device is reasonable in structural design and has the advantage of being conveniently connected with the auxiliary oil tank of the tractor.

Description

Technical Field

[0001] The utility model relates to the technical field of agricultural tractors, in particular to an oil cylinder suspension device of an agricultural tractor. Background Art

[0002] An agricultural tractor is a piece of mechanical equipment used in agricultural operations, usually used for tillage, sowing, fertilizing, spraying pesticides, harvesting and other agricultural activities. It can complete different agricultural tasks and improve work efficiency by connecting various agricultural tools.

[0003] In the prior art, the fuel tank of an agricultural tractor is generally directly arranged in front of the vehicle. The volume of this fixed fuel tank is fixed. When the agricultural tractor is in use, an additional fuel cylinder is generally installed later to ensure long cruising range for the purpose of endurance. This fuel cylinder is connected to the main fuel tank through an oil circuit, and the volume can be determined according to demand. This newly installed fuel cylinder is generally connected by direct welding, and it is regarded as a subsidiary fuel tank of the main fuel tank. The welding method is also a kind of damage to the subsidiary fuel tank itself, and oil leakage is easy to occur at the welding point. Based on this problem, we propose a fuel cylinder suspension device for an agricultural tractor. Utility Model Content

[0004] The purpose of the utility model is to provide a cylinder suspension device for an agricultural tractor to solve the problems existing in the prior art proposed by the above background technology.

[0005] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0006] A cylinder suspension device for an agricultural tractor comprises a fuel tank frame, connecting frames are respectively arranged on both sides of the fuel tank frame, two side plates are fixedly connected to opposite side walls of the fuel tank frame, connecting devices are arranged on both sides of the fuel tank frame, docking devices are penetrated through the side walls of the two connecting frames at corresponding positions, through grooves are penetrated through the side walls of the other two sides of the fuel tank frame, limiting devices are slidably connected in the two through grooves, and two fixing devices are fixedly connected to the side walls of the fuel tank frame at corresponding positions.

[0007] Preferably, the connecting device includes two fixing rods fixedly connected to two side panels located on the same side, a hydraulic rod is fixedly connected to the side wall of the side panel located above the same side, a clamping plate is fixedly connected to the lower end of the hydraulic rod, a clamping slot is penetrated through the side wall of the side panel located below the same side, and the clamping plate is located above the clamping slot.

[0008] Preferably, the docking device includes a slide groove penetrating through the side wall of the connecting frame, the slide groove corresponds to the position of the corresponding side plate, and another card slot is penetrating through the inner wall of the slide groove, and the card slots at two corresponding positions correspond to each other up and down.

[0009] Preferably, the limiting device comprises a limiting plate slidably connected in the through slot, one end of the limiting plate is located in the oil tank frame and is threadedly connected with a limiting screw, and a pressure plate is rotatably connected at the tail end of the limiting screw.

[0010] Preferably, the fixing device includes a fixing plate fixedly connected to the side wall of the fuel tank frame, a threaded groove is provided through the side wall of the fixing plate, and a connecting screw is threadedly connected through the side wall located on the outer side of the fuel tank frame on the limiting plate at the corresponding position, and the tail end of the connecting screw is threadedly connected in the threaded groove.

[0011] Preferably, the two connecting frames are both T-shaped structures.

[0012] Compared with the prior art, the beneficial effects of the utility model are:

[0013] In the utility model, by arranging the connection device, the docking device, the limiting device and the fixing device to cooperate with each other, when the auxiliary fuel tank needs to be connected and installed, the auxiliary fuel tank can be directly clamped in the fuel tank frame, and the limiting plates on both sides cooperate with the pressure plate to realize the limiting effect on the fuel tank frame. At the same time, the fuel tank frame can be docked and installed on the tractor by cooperating with the connecting frames on both sides, and it is clamped by the clamping plate, which is convenient for disassembly and assembly at the later stage. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 This is a structural schematic diagram of a cylinder suspension device for an agricultural tractor proposed by the utility model;

[0015] Figure 2 for Figure 1 A magnified schematic diagram of the mechanism at center A;

[0016] Figure 3 The utility model is a schematic diagram of a connecting frame structure of a cylinder suspension device of an agricultural tractor.

[0017] In the figure: 1 connecting frame, 2 oil tank frame, 3 limit screws, 4 limit plates, 5 fixing plates, 6 connecting screws, 7 hydraulic rods, 8 fixing rods, 9 clamping plates, 10 side plates, 11 slide grooves, 12 clamping grooves, and 13 pressure plates. DETAILED DESCRIPTION

[0018] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0019] Reference Figure 1-3A cylinder suspension device for an agricultural tractor comprises a fuel tank frame 2, connecting frames 1 are respectively arranged on both sides of the fuel tank frame 2, and the two connecting frames 1 are both T-shaped structures, which are convenient for fixing the connecting frames 1 on the tractor and can provide more welding points. Two side plates 10 are fixedly connected to the opposite side walls of the fuel tank frame 2, and connecting devices are arranged on both sides of the fuel tank frame 2. The connecting device comprises two fixing rods 8 fixedly connected to the two side plates 10 located on the same side, a hydraulic rod 7 is fixedly connected to the side wall of the side plate 10 located on the upper side of the same side, a clamping plate 9 is fixedly connected to the lower end of the hydraulic rod 7, and a clamping groove 12 is penetrated through the side wall of the side plate 10 located on the lower side of the same side, and the clamping plate 9 is located above the clamping groove 12.

[0020] Among them, the side walls of the two connecting frames 1 at the corresponding positions are penetrated with docking devices, and the docking devices include a slide groove 11 penetrated through the side wall of the connecting frame 1, the slide groove 11 corresponds to the position of the corresponding side panel 10, and another card groove 12 is penetrated through the inner wall of the slide groove 11, and the card grooves 12 at the two corresponding positions correspond to each other up and down.

[0021] Specifically, through grooves are provided on the other two side walls of the fuel tank frame 2, and limiting devices are slidably connected in the two through grooves. The limiting device includes a limiting plate 4 slidably connected in the through grooves, one end of the limiting plate 4 is located in the fuel tank frame 2 and is threadedly connected to the limiting screw 3, and the tail end of the limiting screw 3 is rotatably connected to the pressure plate 13, and the side walls of the fuel tank frame 2 at the corresponding positions are fixedly connected with two fixing devices, the fixing device includes a fixing plate 5 fixedly connected to the side walls of the fuel tank frame 2, and a threaded groove is provided on the side walls of the fixing plate 5, and a connecting screw 6 is threadedly connected to the side walls of the limiting plate 4 at the corresponding positions on the outer side of the fuel tank frame 2, and the tail end of the connecting screw 6 is threadedly connected in the threaded groove.

[0022] In the utility model, the operator can directly weld the two connecting frames 1 to the tractor, clamp the auxiliary fuel tank on the inner side of the fuel tank frame 2, and insert the limit plates 4 into the through grooves on both sides. The limit plates 4 cooperate with the limit screws 3 and the pressure plates 13 threadedly connected thereto to key the auxiliary fuel tank, and connect the limit plates 4 on both sides to the corresponding fixing plates 5 through the connecting screws 6 on both sides to achieve fixation. Then, the fuel tank frame 2 can be directly slid between the two connecting frames 1, so that the side plates 10 on both sides can directly slide into the corresponding slide grooves 11 on the connecting frames 1. After the docking is completed, the corresponding hydraulic rod 7 can be controlled to fall by the controller in the prior art, and the clamping plates 9 on both sides can be mobilized to pass through the clamping grooves 12 on the corresponding side plates 10 and enter the clamping grooves 12 in the slide grooves 11 to complete the limiting, thereby completing the docking of the fuel tank frame 2 with the connecting frame 1.

[0023] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A cylinder suspension device for an agricultural tractor, comprising a fuel tank rack (2), characterized in that: Connecting frames (1) are respectively provided on both sides of the fuel tank frame (2); two side plates (10) are fixedly connected to opposite side walls of the fuel tank frame (2); connecting devices are provided on both sides of the fuel tank frame (2); docking devices are provided through the side walls of the two connecting frames (1) at corresponding positions; through grooves are provided through the other two side walls of the fuel tank frame (2); limiting devices are slidably connected in the two through grooves; and two fixing devices are fixedly connected to the side walls of the fuel tank frame (2) at corresponding positions.

2. The oil cylinder suspension device for an agricultural tractor according to claim 1, characterized in that: The connecting device comprises two fixing rods (8) fixedly connected to two side plates (10) located on the same side, a hydraulic rod (7) fixedly connected to the side wall of the side plate (10) located on the upper side of the same side, a clamping plate (9) fixedly connected to the lower end of the hydraulic rod (7), a clamping groove (12) penetrating the side wall of the side plate (10) located on the lower side of the same side, and the clamping plate (9) is located above the clamping groove (12).

3. The oil cylinder suspension device for an agricultural tractor according to claim 2, characterized in that: The docking device comprises a slide groove (11) penetratingly arranged on the side wall of the connecting frame (1), the slide groove (11) corresponding to the position of the corresponding side plate (10), and another clamping groove (12) penetratingly arranged on the inner wall of the slide groove (11), and the clamping grooves (12) at two corresponding positions correspond to each other up and down.

4. The oil cylinder suspension device for an agricultural tractor according to claim 1, characterized in that: The limiting device comprises a limiting plate (4) slidably connected in the through groove, one end of the limiting plate (4) is located in the oil tank frame (2) and is threadedly connected to a limiting screw (3), and the tail end of the limiting screw (3) is rotatably connected to a pressure plate (13).

5. The oil cylinder suspension device for an agricultural tractor according to claim 4, characterized in that: The fixing device comprises a fixing plate (5) fixedly connected to the side wall of the oil tank frame (2), a thread groove being provided through the side wall of the fixing plate (5), and a connecting screw (6) being threadedly connected through the side wall of the limiting plate (4) at the corresponding position and located outside the oil tank frame (2), and the tail end of the connecting screw (6) is threadedly connected in the thread groove.

6. The oil cylinder suspension device for an agricultural tractor according to claim 1, characterized in that: The two connecting frames (1) are both T-shaped structures.

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