Porous hollow wear-resistant guide wheel for engineering machinery

Abstract

The utility model relates to the technical field of guide wheels for engineering machinery, in particular to a porous hollow wear-resistant guide wheel for engineering machinery, which comprises a body, a middle shaft and a quick mounting mechanism, the quick mounting mechanism comprises a mounting frame, a mounting plate, a first bearing, a second bearing, a telescopic component and a fixing component, and the middle shaft is rotatably connected with the body and penetrates through the body. The outer side wall of the first bearing is rotationally connected with the mounting frame, the inner side wall of the first bearing is rotationally connected with the middle shaft, the outer side wall of the second bearing is rotationally connected with the mounting plate, the middle shaft is located in the second bearing, the telescopic assembly is arranged between the mounting frame and the mounting plate, and the fixing assembly is arranged on the mounting frame and the mounting plate. And the body is detached from the middle shaft through the quick mounting mechanism, the detaching process is simple, and then the practicability of the device is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of guide wheels for engineering machinery, in particular to a porous hollow wear-resistant guide wheel for engineering machinery. Background Art

[0002] Construction machinery is a vital component of the equipment industry. Guide wheels for construction machinery provide support and guidance, crucial for the proper functioning and operational accuracy of these machines. They are widely used in a variety of construction machinery, including cranes, bulldozers, excavators, and rock loaders. However, existing guide wheels are prone to wear and slippage after prolonged use.

[0003] In a patent application with prior art publication number CN214092953U, a porous hollow wear-resistant guide wheel for engineering machinery is disclosed, which includes a main body and a central shaft. The device makes the connection between the central shaft and the main body more stable, ensuring that the guide wheel will not slip during use, thereby increasing the stability of the guide wheel.

[0004] However, in the prior art, the disassembly and installation of the guide wheel is relatively complicated, and it is inconvenient to disassemble and repair the damaged guide wheel, which reduces the practicality of the guide wheel. Utility Model Content

[0005] The purpose of the utility model is to provide a porous hollow wear-resistant guide wheel for engineering machinery, aiming to solve the problem in the prior art that the disassembly and installation of the guide wheel is relatively cumbersome, the damaged guide wheel is inconvenient to disassemble and repair, and the practicality of the guide wheel is reduced.

[0006] To achieve the above-mentioned objectives, the utility model provides a porous hollow wear-resistant guide wheel for engineering machinery, comprising a body, a central axis and a quick installation mechanism, the quick installation mechanism comprising a mounting frame, a mounting plate, a first bearing, a second bearing, a telescopic assembly and a fixed assembly, the central axis being rotatably connected to the body and passing through the body, the outer side wall of the first bearing being rotatably connected to the mounting frame, the inner side wall of the first bearing being rotatably connected to the central axis, the outer side wall of the second bearing being rotatably connected to the mounting plate, the central axis being located in the second bearing, the telescopic assembly being arranged between the mounting frame and the mounting plate, and the fixed assembly being arranged on the mounting frame and the mounting plate.

[0007] Among them, the telescopic assembly includes a telescopic spring and a telescopic rod, the two ends of the telescopic spring are fixedly connected to the mounting frame and the mounting plate respectively, and the two ends of the telescopic rod are fixedly connected to the mounting frame and the mounting plate respectively, and are located in the telescopic spring.

[0008] Wherein, the fixing assembly includes a card block and a card slot, the card block is fixedly connected to the mounting plate and is located at one end of the mounting plate close to the mounting bracket, the card slot is arranged on the mounting bracket, the card block is slidably connected to the mounting bracket and is located in the card slot.

[0009] Wherein, the fixing assembly further includes a bolt and a nut, the bolt is threadedly connected to the mounting bracket and the clamping block, and the nut is threadedly connected to the bolt.

[0010] Wherein, the porous hollow wear-resistant guide wheel for engineering machinery further includes a height adjustment mechanism, and the height adjustment mechanism is arranged below the mounting frame.

[0011] In which, the height adjustment mechanism includes a support rod, a support column and a limiting rod, the support rod has a plurality of limiting holes, the support column has a positioning hole, the support rod is fixedly connected to the mounting plate, one end of the support rod is slidably connected to the support column and is located in the support column, the limiting rod is slidably connected to the support column and the support rod, and is located in the positioning hole and one of the limiting holes.

[0012] The cam is then retracted to allow the cam to move away from the mounting bracket and the guide wheel, and the cam is then retracted to allow the cam to move away from the mounting bracket and the guide wheel to move away from the mounting bracket. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the following briefly introduces the drawings required for use in the embodiments or the description of the prior art.

[0014] Figure 1 The utility model is a structural schematic diagram of a porous hollow wear-resistant guide wheel for engineering machinery.

[0015] Figure 2 It is a structural schematic diagram of another direction of the porous hollow wear-resistant guide wheel for engineering machinery of the utility model.

[0016] Figure 3 It is a side view of the porous hollow wear-resistant guide wheel for engineering machinery of the utility model.

[0017] Figure 4 This utility model Figure 3 AA line section view.

[0018] Figure 5 This utility model Figure 4 A magnified view of the local structure at point B.

[0019] Figure 6 It is a structural schematic diagram of the support column of the utility model.

[0020] 101-main body, 102-central axis, 103-mounting frame, 104-mounting plate, 105-first bearing, 106-second bearing, 107-telescopic rod, 108-telescopic spring, 109-support rod, 110-support column, 111-limiting hole, 112-limiting rod, 113-positioning hole, 114-bolt, 115-nut, 116-block, 117-slot. DETAILED DESCRIPTION

[0021] See also Figures 1 to 6 ,in, Figure 1 This is a structural diagram of a porous hollow wear-resistant guide wheel for engineering machinery of the utility model. Figure 2 This is a structural diagram of the porous hollow wear-resistant guide wheel for engineering machinery in another direction of the utility model. Figure 3 This is a side view of the porous hollow wear-resistant guide wheel for engineering machinery of the utility model. Figure 4 This utility model Figure 3 AA line section view, Figure 5 This utility model Figure 4 A magnified view of the local structure at point B. Figure 6 It is a structural schematic diagram of the support column of the utility model.

[0022] The utility model provides a porous hollow wear-resistant guide wheel for engineering machinery, including a main body 101, a central axis 102, a height adjustment mechanism and a quick installation mechanism, the quick installation mechanism includes a mounting frame 103, a mounting plate 104, a first bearing 105, a second bearing 106, a telescopic assembly and a fixed assembly, the telescopic assembly includes a telescopic spring 108 and a telescopic rod 107, the fixed assembly includes a bolt 114, a nut 115, a clamping block 116 and a clamping groove 117, the height adjustment mechanism includes a support rod 109, a support column 110 and a limiting rod 112, the support rod 109 has a plurality of limiting holes 111, and the support column 110 has a positioning hole 113. The above-mentioned solution solves the problem in the prior art that the disassembly and installation of the guide wheel is relatively cumbersome, it is inconvenient to disassemble and repair the damaged guide wheel, and the practicality of the guide wheel is reduced. It can be understood that the device can adjust the height of the guide wheel as needed.

[0023] In this embodiment, the central axis 102 is rotatably connected to the body 101 and passes through the body 101, the outer side wall of the first bearing 105 is rotatably connected to the mounting bracket 103, the inner side wall of the first bearing 105 is rotatably connected to the central axis 102, the outer side wall of the second bearing 106 is rotatably connected to the mounting plate 104, the central axis 102 is located in the second bearing 106, the telescopic assembly is arranged between the mounting bracket 103 and the mounting plate 104, and the fixing assembly is arranged on the mounting bracket 103 and the mounting plate 104. When the guide wheel is damaged, the connection between the fixing assembly and the mounting bracket 103 and the mounting plate 104 is released, the operator pulls the mounting plate 104 in the direction away from the mounting bracket 103, the telescopic assembly extends, the mounting plate 104 moves in the direction away from the body 101, and the central axis 102 leaves the second bearing 106. , the operator pulls out the central axis 102 from the first bearing 105, and the body 101 and the central axis 102 are quickly disassembled for easy maintenance. When the maintenance is completed, when installing the body 101 and the central axis 102, the operator pulls the mounting plate 104 in the direction away from the mounting frame 103, and places the central axis 102 between the mounting frame 103 and the mounting plate 104. The central axis 102 is aligned with the first bearing 105 and the second bearing 106. The operator stops pulling the mounting plate 104, and the telescopic assembly drives the mounting plate 104 to move toward the mounting frame 103, and the two ends of the central axis 102 are respectively inserted into the first bearing 105 and the second bearing 106 to complete the installation, and then reinforced by the fixing assembly. This device can quickly disassemble and install the guide wheel, which is convenient for disassembly and maintenance of the damaged guide wheel, thereby increasing the practicality of the guide wheel.

[0024] Furthermore, both ends of the telescopic spring 108 are fixedly connected to the mounting frame 103 and the mounting plate 104 , respectively. Both ends of the telescopic rod 107 are fixedly connected to the mounting frame 103 and the mounting plate 104 , respectively, and are located inside the telescopic spring 108 .

[0025] In this embodiment, the main body 101 and the central axis 102 can be quickly assembled and disassembled by extending and retracting the telescopic spring 108 and the telescopic rod 107, thereby improving the practicality of the guide wheel.

[0026] Furthermore, the card block 116 is fixedly connected to the mounting plate 104 and is located at one end of the mounting plate 104 close to the mounting frame 103 . The card slot 117 is provided on the mounting frame 103 . The card block 116 is slidably connected to the mounting frame 103 and is located in the card slot 117 .

[0027] Furthermore, the bolt 114 is threadedly connected to the mounting bracket 103 and the clamping block 116 , and the nut 115 is threadedly connected to the bolt 114 .

[0028] In this embodiment, when connecting the mounting plate 104 and the mounting frame 103, the blocking block 116 on the mounting plate 104 is inserted into the blocking slot 117. At this time, the mounting plate 104 and the blocking block 116 are firmly connected by the bolt 114 and the nut 115 to ensure that the main body 101 will not fall off during operation, thereby increasing the reliability of the device.

[0029] Furthermore, the height adjustment mechanism is disposed below the mounting bracket 103 .

[0030] Furthermore, the support rod 109 is fixedly connected to the mounting plate 104, one end of the support rod 109 is slidingly connected to the support column 110 and is located in the support column 110, and the limiting rod 112 is slidingly connected to the support column 110 and the support rod 109, and is located in the positioning hole 113 and one of the limiting holes 111.

[0031] In this embodiment, when adjusting the height of the main body 101, the length of the support rod 109 inserted into the support column 110 can be adjusted. After the adjustment is completed, the limiting rod 112 is inserted into the positioning hole 113 and the corresponding limiting hole 111 to fix the support column 110 and the support rod 109, thereby adjusting the height of the guide wheel, thereby increasing the applicability of the guide wheel.

[0032] When the guide wheel is damaged, the bolt 114 is pulled out from the block 116 and the mounting bracket 103 to release the connection between the mounting bracket 103 and the mounting plate 104. The operator pulls the mounting plate 104 away from the mounting bracket 103, the telescopic spring 108 and the telescopic rod 107 extend, the mounting plate 104 moves away from the body 101, and the central axis 102 leaves the second bearing 106. The operator pulls out the central axis 102 from the first bearing 105, and the body 101 and the central axis 102 are quickly disassembled for easy maintenance. When the maintenance is completed, the body 101 and the central axis 102 are installed away from the mounting bracket 103. 03, the central axis 102 is placed between the mounting frame 103 and the mounting plate 104, the central axis 102 is aligned with the first bearing 105 and the second bearing 106, the operator stops pulling the mounting plate 104, the telescopic spring 108 contracts and drives the mounting plate 104 to move toward the mounting frame 103, and the two ends of the central axis 102 are respectively inserted into the first bearing 105 and the second bearing 106, the block 116 is inserted into the slot 117, the installation is completed, and then reinforced by the bolt 114 and the nut 115. The device can quickly disassemble and install the guide wheel, which is convenient for disassembly and maintenance of the damaged guide wheel, thereby increasing the practicality of the guide wheel.

[0033] The above disclosure is only a preferred embodiment of the present application and cannot be used to limit the scope of rights of the present application. Ordinary technicians in this field can understand that all or part of the processes of the above embodiment and equivalent changes made in accordance with the claims of the present application are still within the scope covered by the present application.

Claims

1. A porous hollow wear-resistant guide wheel for engineering machinery, comprising a body and a central shaft, wherein the central shaft is rotatably connected to the body and passes through the body, characterized in that: It also includes a quick installation mechanism, which includes a mounting frame, a mounting plate, a first bearing, a second bearing, a telescopic assembly and a fixed assembly, the outer side wall of the first bearing is rotatably connected to the mounting frame, the inner side wall of the first bearing is rotatably connected to the central axis, the outer side wall of the second bearing is rotatably connected to the mounting plate, the central axis is located in the second bearing, the telescopic assembly is arranged between the mounting frame and the mounting plate, and the fixed assembly is arranged on the mounting frame and the mounting plate.

2. The porous hollow wear-resistant guide wheel for engineering machinery according to claim 1, characterized in that: The telescopic assembly includes a telescopic spring and a telescopic rod, wherein both ends of the telescopic spring are fixedly connected to the mounting frame and the mounting plate respectively, and both ends of the telescopic rod are fixedly connected to the mounting frame and the mounting plate respectively and are located in the telescopic spring.

3. The porous hollow wear-resistant guide wheel for engineering machinery according to claim 2, characterized in that: The fixing assembly includes a card block and a card slot. The card block is fixedly connected to the mounting plate and is located at one end of the mounting plate close to the mounting frame. The card slot is provided on the mounting frame. The card block is slidably connected to the mounting frame and is located in the card slot.

4. The porous hollow wear-resistant guide wheel for engineering machinery according to claim 3, characterized in that: The fixing assembly further includes a bolt and a nut, wherein the bolt is threadedly connected to the mounting bracket and the clamping block, and the nut is threadedly connected to the bolt.

5. The porous hollow wear-resistant guide wheel for engineering machinery according to claim 4, characterized in that: The porous hollow wear-resistant guide wheel for engineering machinery further includes a height adjustment mechanism, and the height adjustment mechanism is arranged below the mounting frame.

6. The porous hollow wear-resistant guide wheel for engineering machinery according to claim 5, characterized in that: The height adjustment mechanism includes a support rod, a support column and a limiting rod, the support rod has a plurality of limiting holes, the support column has a positioning hole, the support rod is fixedly connected to the mounting plate, one end of the support rod is slidably connected to the support column and is located in the support column, the limiting rod is slidably connected to the support column and the support rod, and is located in the positioning hole and one of the limiting holes.

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