Sleeve type guide wheel convenient to disassemble

Abstract

The sleeved guide wheel comprises a guide wheel body, a bearing is rotationally connected to the middle of the guide wheel body, an insertion rod is arranged in the middle of the bearing, clamping grooves are formed in the two ends of the insertion rod, a plurality of positioning holes are formed in the two sides of the insertion rod, shells are arranged on the two sides of the guide wheel body, and the shells are arranged in the clamping grooves. And supporting plates are arranged in the two shells correspondingly, positioning rods are arranged on the side walls of the multiple supporting plates correspondingly, and the multiple positioning rods are matched with the positioning holes correspondingly. By means of the structure, the positioning rods are matched with the positioning holes, the fixing rods are matched with the clamping grooves, and therefore the inserting rods can be fixed conveniently, and dismounting is convenient.

Description

Technical Field

[0001] The utility model relates to the technical field of guide wheels, in particular to a sleeve-type guide wheel which is easy to disassemble. Background Art

[0002] An excavator, also known as an excavation machine or a backhoe, is an earth-moving machine that uses a bucket to dig materials above or below the bearing surface and loads them into a transport vehicle or unloads them to a stockpile. The materials excavated by the excavator are mainly soil, coal, silt, and pre-loosened soil and rock. The guide wheel is an important component in the excavator's walking system. The guide wheel is used to guide the movement of the crawler. Together with the tensioning device, it can keep the crawler at a certain tension, mitigate the impact force from the road when moving forward, and reduce the vibration of the machine body.

[0003] At present, the guide wheel of the excavator is easily damaged during long-term use, so it is necessary to regularly disassemble the guide wheel for inspection or replacement of the guide wheel accessories. However, the disassembly process of the guide wheel of the existing excavator is cumbersome and inconvenient to disassemble, and it is inconvenient to replace or inspect the guide wheel. Utility Model Content

[0004] The utility model aims to provide a set-type guide wheel which is easy to disassemble. The guide wheel of the existing excavator has the problem of complicated disassembly process, inconvenient disassembly, and inconvenient replacement or maintenance of the guide wheel.

[0005] To achieve the above-mentioned purpose, there is provided a set-type guide wheel that is easy to disassemble, comprising: a guide wheel body, a bearing rotatably connected in the middle of the guide wheel body, an insertion rod is arranged in the middle of the bearing, slots are provided at both ends of the insertion rod, and multiple positioning holes are provided on both sides of the insertion rod, shells are provided on both sides of the guide wheel body, support plates are provided inside the two shells, and multiple side walls of the support plates are provided with positioning rods, and the multiple positioning rods respectively cooperate with the positioning holes.

[0006] According to the described easy-to-disassemble sleeve-type guide wheel, the middle parts of the two shells are rotatably connected to two threaded rods, multiple sliding rods are arranged inside the multiple shells, multiple sliding rods are slidably connected to the outside of each of the multiple sliding rods, and multiple sliding block side walls are fixedly connected to connecting plates.

[0007] According to the easy-to-disassemble sleeve-type guide wheel, the outer parts of the plurality of threaded rods are threadedly connected with threaded blocks, both sides of the plurality of threaded blocks and the upper surface of the connecting plate are provided with connecting pieces, and the side walls of the connecting pieces are rotatably connected with support rods.

[0008] According to the easy-to-disassemble sleeve-type guide wheel, the plurality of connecting plate side walls are fixedly connected to the supporting plate side walls, knobs are provided on the outer sides of the two shells, and the knob side walls are fixedly connected to one end of the threaded rod.

[0009] According to the described easy-to-disassemble sleeve-type guide wheel, the two shell side walls are fixedly connected with connecting blocks, the two connecting block side walls are provided with grooves, the two groove inner walls are fixedly connected with rotating rods, and the outsides of the two rotating rods are rotatably connected with fixed rods.

[0010] According to the easy-to-disassemble sleeve-type guide wheel, the outer sides of the two fixing rods are matched with the inner sides of the slots, and the outer sides of the two fixing rods are threadedly connected with fixing knobs.

[0011] According to the easily disassembled sleeve-type guide wheel, both ends of the insertion rod respectively pass through the shell and the side wall of the connecting block and extend to the outside.

[0012] The above scheme has the beneficial effects: the utility model utilizes the bearing to cooperate with the insertion rod, and utilizes the shell connecting block to cooperate to install the guide wheel. During installation, the threaded rod is cooperated with the threaded block, and the support rod is cooperated with the connecting piece, so that the support rod drives the positioning rod to move during the movement, so that the positioning rod is cooperated with the positioning hole, and the fixing rod is cooperated with the slot, so as to fix the insertion rod, keep the insertion rod stable, and be more convenient when disassembling.

[0013] Additional aspects and advantages of the present invention will be given in part in the following description, and in part will become apparent from the following description, or will be learned through the practice of the present invention. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] The utility model is further described below in conjunction with the accompanying drawings and embodiments;

[0015] Figure 1 This is a three-dimensional diagram of an insertion rod of a set-type guide wheel that is easy to disassemble according to the utility model;

[0016] Figure 2 This is a cross-sectional view of a sleeve-type guide wheel that is easy to disassemble according to the utility model;

[0017] Figure 3 This is a three-dimensional diagram of a bearing of a sleeve-type guide wheel that is easy to disassemble according to the utility model;

[0018] Figure 4 For this utility model Figure 2 The enlarged view of point A in the middle;

[0019] Figure 5 For this utility model Figure 2 Enlarged view of point B in the middle.

[0020] Legend:

[0021] 1. Guide wheel body; 2. Connecting block; 3. Shell; 4. Insert rod; 5. Fixing rod; 6. Turning rod; 7. Fixing knob; 8. Threaded rod; 9. Support rod; 10. Support plate; 11. Positioning rod; 12. Positioning hole; 13. Knob; 14. Bearing; 15. Slot; 16. Connecting piece; 17. Threaded block; 18. Sliding block; 19. Sliding rod; 20. Connecting plate. DETAILED DESCRIPTION

[0022] This section will describe in detail the specific embodiments of the utility model. The preferred embodiments of the utility model are shown in the accompanying drawings. The purpose of the accompanying drawings is to supplement the description of the text part of the specification with graphics, so that people can intuitively and vividly understand each technical feature and the overall technical solution of the utility model, but it cannot be understood as a limitation on the protection scope of the utility model.

[0023] Reference Figure 1-5 The utility model embodiment is a set-type guide wheel that is easy to disassemble, which includes: a guide wheel body 1, a bearing 14 is rotatably connected to the middle part of the guide wheel body 1, a plug rod 4 is arranged in the middle part of the bearing 14, and slots 15 are provided at both ends of the plug rod 4. The slots 15 cooperate with the fixing rod 5 to facilitate the fixation of the plug rod 4. A plurality of positioning holes 12 are provided on both sides of the plug rod 4, shells 3 are provided on both sides of the guide wheel body 1, support plates 10 are provided inside the two shells 3, and positioning rods 11 are provided on the side walls of the plurality of support plates 10. The positioning rods 11 cooperate with the positioning holes 12 to facilitate the fixation of the plug rod 4, and the plurality of positioning rods 11 respectively cooperate with the positioning holes 12.

[0024] The middle parts of the two shells 3 are rotatably connected to two threaded rods 8, multiple sliding rods 19 are arranged inside the multiple shells 3, and the multiple sliding rods 19 are slidably connected to the sliders 18 outside, and the side walls of the multiple sliders 18 are fixedly connected to the connecting plates 20, and the multiple threaded rods 8 are threadedly connected to the threaded blocks 17 outside, and the two sides of the multiple threaded blocks 17 are provided with connecting pieces 16 on the upper surface of the connecting plate 20, and the connecting piece 16 on the upper surface of the connecting plate 20 is slidably connected inside the connecting plate 20, and the side wall of the connecting piece 16 is rotatably connected to the support rod 9, which is convenient for driving the positioning rod 11 to move, and multiple connecting plates The side walls 20 are fixedly connected to the side walls of the support plate 10, the outer sides of the two shells 3 are provided with knobs 13, the side walls of the knob 13 are fixedly connected to one end of the threaded rod 8, the side walls of the two shells 3 are fixedly connected to the connecting blocks 2, the side walls of the two connecting blocks 2 are provided with grooves, the inner walls of the two grooves are fixedly connected to the rotating rods 6, the outsides of the two rotating rods 6 are rotatably connected to the fixing rods 5, the outsides of the two fixing rods 5 are matched with the inside of the card slot 15, the outsides of the two fixing rods 5 are threadedly connected with the fixing knobs 7, and the two ends of the insertion rod 4 pass through the shell 3 and the side walls of the connecting block 2 respectively, and extend to the outside.

[0025] Working principle: When in use, first install the bearing 14 in the middle of the guide wheel body 1, and the insertion rod 4 passes through the middle of the bearing 14, and then install the two shells 3 on both sides of the guide wheel body 1 in turn, and use the knob 13 to drive the threaded rod 8 to rotate. During the rotation process, the slide rod 19 cooperates with the slider 18, and the support rod 9 cooperates with the connecting piece 16, so that the positioning rod 11 cooperates with the positioning hole 12, so as to fix the insertion rod 4, and the rotating rod 6 cooperates with the fixing rod 5, so that the fixing rod 5 is installed in the inside of the card slot 15, so as to fix the insertion rod 4 again, and the structure is simple, which is convenient when disassembling.

[0026] The embodiments of the present invention are described in detail above in conjunction with the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made within the knowledge scope of ordinary technicians in the relevant technical field without departing from the purpose of the present invention.

Claims

1. A set-type guide wheel that is easy to disassemble, comprising: A guide wheel body (1) is characterized in that a bearing (14) is rotatably connected to the middle of the guide wheel body (1), an insertion rod (4) is arranged in the middle of the bearing (14), both ends of the insertion rod (4) are provided with a slot (15), both sides of the insertion rod (4) are provided with a plurality of positioning holes (12), both sides of the guide wheel body (1) are provided with a shell (3), support plates (10) are arranged inside the two shells (3), and the side walls of the plurality of support plates (10) are provided with positioning rods (11), and the plurality of positioning rods (11) respectively cooperate with the positioning holes (12).

2. The easily disassembled sleeve guide wheel according to claim 1, characterized in that: Two threaded rods (8) are rotatably connected to the middle of the two shells (3), a plurality of sliding rods (19) are arranged inside the plurality of shells (3), a plurality of sliding rods (19) are slidably connected to the outside of the plurality of sliding rods (19), and a connecting plate (20) is fixedly connected to the side walls of the plurality of sliding rods (18).

3. The easily detachable sleeve-type guide wheel according to claim 2, characterized in that: The exteriors of the plurality of threaded rods (8) are all threadedly connected to threaded blocks (17), and connecting pieces (16) are provided on both sides of the plurality of threaded blocks (17) and on the upper surface of the connecting plate (20), and the side walls of the connecting pieces (16) are rotatably connected to support rods (9).

4. The easily disassembled sleeve guide wheel according to claim 2, characterized in that: The side walls of the plurality of connection plates (20) are fixedly connected to the side walls of the support plate (10), and knobs (13) are provided on the outsides of the two shells (3), and the side walls of the knobs (13) are fixedly connected to one end of the threaded rod (8).

5. The easily detachable sleeve-type guide wheel according to claim 1, characterized in that: The side walls of the two shells (3) are fixedly connected to the connecting blocks (2), the side walls of the two connecting blocks (2) are provided with grooves, the inner walls of the two grooves are fixedly connected to rotating rods (6), and the outsides of the two rotating rods (6) are rotatably connected to the fixing rods (5).

6. The easily detachable sleeve-type guide wheel according to claim 5, characterized in that: The outer sides of the two fixing rods (5) are matched with the inner sides of the clamping slots (15), and the outer sides of the two fixing rods (5) are threadedly connected with fixing knobs (7).

7. The easily detachable sleeve-type guide wheel according to claim 1, characterized in that: The two ends of the insertion rod (4) respectively pass through the housing (3) and the side wall of the connecting block (2) and extend to the outside.

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