Push rod assembly of bulldozer
By setting up a mounting pipe at the connection between the hydraulic rod of the bulldozer pusher and the rod body, the contact surface of the rotating shaft is increased, and the problem of bending caused by small force surface of the rotating shaft of the existing bulldozer pusher is solved, which extends the service life and improves the structural strength.
Patent Information
- Application Number
- CN202421331878.9
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-06-12
- Publication Date
- 2025-02-28
- Estimated Expiration
- 2034-06-12
AI Technical Summary
The shaft stress surface of the existing bulldozer push rod is small, which is prone to bending, resulting in a reduced service life.
A bulldozer push rod assembly is designed, and by setting up a mounting tube at the connection between the hydraulic rod and the rod body, the contact surface of the rotating shaft part is increased, thereby improving the comprehensiveness of the stress.
By increasing the contact surface, the possibility of the shaft being bending under force is reduced, the service life of the shaft is extended, and the strength of the overall structure is improved.
Smart Images
Figure CN222541553U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of bulldozer assemblies, in particular to a push rod assembly of a bulldozer. Background Art
[0002] A bulldozer is an earth-moving machine that can dig, transport and dump rock and soil. It is widely used in open-pit mines, for example, to build dumps, level automobile dumps, pile up scattered ore and rock, level work platforms and construction sites, etc. It is not only used for auxiliary work, but also for major mining work, such as stripping and mining of sand ore beds, traction and boosting of scrapers and plows, and lowering the height of stripping steps in cooperation with other earth-moving machines when there is no transportation mining method. The front working device of the bulldozer consists of a bulldozer plate, a push rod, an inclined support, a horizontal support, a tilting cylinder, a lifting cylinder, etc., which are used to complete shoveling and pushing tasks and are the main load-bearing components of the bulldozer;
[0003] Generally, the connection between the push rod and the tilt cylinder of a bulldozer is a rotation connection, and the rotation connection here is realized by a rotating shaft. However, in the prior art, the force of the rotating shaft only acts on the circular mouth of the push rod vertical plate, and the actual force-bearing surface is small, and the rotating shaft part is easy to bend, thereby reducing the actual service life. Utility Model Content
[0004] The utility model aims to solve the shortcomings of the prior art and proposes a bulldozer push rod assembly. When the push rod assembly is in use, the installation tube is used to increase the contact surface of the rotating shaft part at the connection between the hydraulic rod and the rod body, thereby increasing the service life of the rotating shaft part.
[0005] In order to achieve the above purpose, the utility model adopts the following technical solutions:
[0006] A bulldozer push rod assembly includes a rod body, a connecting support is fixedly connected to the left side of the rod body, and a connecting head is fixedly connected to the right side of the rod body; a supporting mechanism, the supporting mechanism includes two vertical plates symmetrically fixedly connected to the upper end of the rod body, each of which is penetrated by a mounting opening, each of the mounting openings is penetrated by a mounting tube, and the outer side of each mounting tube is fixedly connected to a fixing ring; a connecting mechanism, the connecting mechanism is used to connect the fixing ring and the vertical plate.
[0007] Preferably, the connection mechanism is provided with a plurality of threaded openings on opposite sides of the two vertical plates, each of the fixing rings is penetrated by a through opening, and each through opening is penetrated by a limiting screw.
[0008] Preferably, the threaded end of each of the limit screws extends into the corresponding threaded opening and is threadably connected to the corresponding threaded opening.
[0009] Preferably, each of the mounting tubes is a round tube, and each of the mounting openings is a round opening.
[0010] Preferably, the two vertical plates are both triangular in shape.
[0011] Preferably, the rod body is a rectangular rod, and the upper end surface of the rod body is fixedly connected with a triangular plate, and the triangular plate is located between two vertical plates.
[0012] Compared with the prior art, the utility model has the following beneficial effects:
[0013] A mounting tube is provided, and a detachable connection is adopted for the mounting tube part, which improves the adaptability in actual use. In addition, the use of the mounting tube can increase the comprehensiveness of the force on the rotating shaft of the tilt cylinder and reduce the possibility of bending of the rotating shaft under force during use, thereby achieving the purpose of increasing the service life of the rotating shaft. In addition, a triangular plate is also provided to prevent gravel from gathering between the two vertical plates. BRIEF DESCRIPTION OF THE DRAWINGS
[0014] Figure 1 This is a structural schematic diagram of a bulldozer push rod assembly proposed by the utility model;
[0015] Figure 2 for Figure 1 A schematic diagram of one of the mounting tubes after separation;
[0016] Figure 3 for Figure 2 Enlarged view of point A.
[0017] In the figure: 1 rod body, 2 connecting support, 3 connecting head, 4 vertical plate, 5 triangular plate, 6 mounting opening, 7 threaded opening, 8 limit screw, 9 mounting tube, 10 fixing ring. 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] In the description of the present invention, it should be understood that the terms "upper", "lower", "front", "back", "left", "right", "top", "bottom", "inside", "outside", etc., indicating directions or positional relationships, are based on the directions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific direction, be constructed and operated in a specific direction, and therefore should not be understood as a limitation on the present invention.
[0020] Reference Figure 1-Figure 3A bulldozer push rod assembly includes a rod body 1, a connecting support 2 is fixedly connected to the left side of the rod body 1, and a connecting head 3 is fixedly connected to the right side of the rod body 1, both of which are fixed to the fixed workpiece on the existing bulldozer push rod to achieve connection with the machine body and the bucket, which is the prior art;
[0021] Among them, it also includes a supporting mechanism, which includes two vertical plates 4 symmetrically fixedly connected to the upper end of the rod body 1, each of which is penetrated by a mounting hole 6, each mounting hole 6 is penetrated by a mounting tube 9, and the outer side of each mounting tube 9 is fixedly connected with a fixing ring 10, each mounting tube 9 is a round tube, each mounting hole 6 is a round hole, and the two vertical plates 4 are triangular in shape, and the triangular shape has stronger stability;
[0022] The rod body 1 is a rectangular rod, and a triangular plate 5 is fixedly connected to the upper end surface of the rod body 1. The triangular plate 5 is located between the two vertical plates 4. If gravel falls on the triangular plate 5, the gravel will roll down to the two sides of the triangular plate 5 along the inclined surface of the triangular plate 5, so as to avoid the gravel from gathering between the two vertical plates 4, thereby effectively preventing the accumulation of gravel from affecting the subsequent rotation of the shaft part.
[0023] It also includes a connecting mechanism, which is used to connect the fixing ring 10 and the vertical plate 4. The connecting mechanism is provided with multiple threaded openings 7 on the opposite sides of the two vertical plates 4. Each fixing ring 10 is penetrated with a through opening, and each through opening is penetrated with a limiting screw 8. The threaded end of each limiting screw 8 extends to the inside of the corresponding threaded opening 7 and is threadedly connected with the corresponding threaded opening 7. The connection is made by screw connection, which can facilitate the replacement of the installation tube 9, thereby improving its adaptability in actual use. When it is damaged, it can be replaced relatively simply.
[0024] In the utility model, in actual use, the shaft part is supported and rotatably connected by the mounting tube 9 when in use, which increases the comprehensiveness of the force of the rotating part and reduces the possibility of bending of the shaft under force when in use, thereby achieving the purpose of increasing the service life of the shaft and improving the strength;
[0025] A triangular plate 5 is also provided. If gravel falls onto the triangular plate 5, the gravel will roll along the inclined surface of the triangular plate 5 to both sides of the triangular plate 5, preventing the gravel from gathering between the two vertical plates 4, thereby effectively preventing the accumulation of gravel from affecting the subsequent rotation of the shaft part.
[0026] 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 bulldozer push rod assembly, characterized in that: include: A rod body (1), wherein the left side of the rod body (1) is fixedly connected to a connecting support (2), and the right side of the rod body (1) is fixedly connected to a connecting head (3); A support mechanism, the support mechanism comprising two vertical plates (4) symmetrically fixedly connected to the upper end of the rod body (1), each of which is provided with a mounting opening (6), each of which is provided with a mounting tube (9), and each of which is fixedly connected to the outer side of each mounting tube (9); A connecting mechanism is used to connect the fixing ring (10) and the vertical plate (4).
2. A bulldozer push rod assembly according to claim 1, characterized in that: The connection mechanism is provided with a plurality of threaded openings (7) on opposite sides of the two vertical plates (4), each of the fixing rings (10) is provided with a through opening, and each through opening is provided with a limiting screw (8).
3. A bulldozer push rod assembly according to claim 2, characterized in that: The threaded end of each of the limit screws (8) extends into the interior of the corresponding threaded opening (7) and is threadedly connected to the corresponding threaded opening (7).
4. The bulldozer push rod assembly according to claim 1, characterized in that: Each of the installation tubes (9) is a round tube, and each of the installation openings (6) is a round opening.
5. The bulldozer push rod assembly according to claim 1, characterized in that: The two vertical plates (4) are both triangular in shape.
6. The bulldozer push rod assembly according to claim 1, characterized in that: The rod body (1) is a rectangular rod, and the upper end surface of the rod body (1) is fixedly connected to a triangular plate (5), wherein the triangular plate (5) is located between two vertical plates (4).