Sealing structure applied to turnover cab

Abstract

The utility model discloses a sealing structure applied to a turnover cab, belongs to the technical field of sealing of skid steer loaders, and solves the problems that a turnover cab in the prior art is poor in sealing performance, large in noise and low in overall comfort. The vehicle mainly comprises a cab and a frame which are in turnover connection, and is characterized in that the frame is provided with a control board frame and a sealing plate, the frame and the control board frame are respectively provided with a sealing sponge, the bottom of the cab is provided with a sealing strip, and the sealing plate, the control board frame and the bottom of the cab form a closed space. A double-layer sealing system formed by matching the sealing strip and the sealing sponge is adopted, the cab bin can be sealed and isolated to the maximum extent, and the problems that dust easily enters a cab, the air conditioning effect is not ideal, and noise beside ears of a driver is large are fundamentally solved.

Description

Technical Field

[0001] The utility model relates to the technical field of sealing of a skid loader, in particular to a sealing structure applied to a flip cab. Background Art

[0002] According to the overall layout characteristics of the skid loader, the cab is an integral flip structure. When using the cab with a flip function, the cab body can be flipped over for repair and maintenance, which not only provides great convenience for repair and maintenance, but also has high safety and greatly saves the time for disassembling the cab. However, due to the overall flipping of the cab, the sealing measures of the cab are required to be higher, and the sealing of the cab is difficult to ensure; there are still problems such as poor sealing, high noise in the cab, and low comfort of the whole machine; currently there is a lack of a double-layer sealing system for the flippable cab. Summary of the invention

[0003] The purpose of the utility model is to provide a sealing structure for a flip cab, so as to solve the problems of poor sealing, high noise and low overall comfort of the flip cab in the prior art.

[0004] The utility model is realized by the following technical solutions:

[0005] A sealing structure for a flip cab comprises a cab and a frame, wherein the cab is flipably connected to the frame, the frame is provided with a control platform and a sealing plate, the frame and the control platform are respectively provided with sealing sponges, a sealing strip is provided at the bottom of the cab, and the sealing plate, the control platform and the bottom of the cab form a closed space.

[0006] Furthermore, the sealing sponge includes a front sealing sponge of the frame, a right sealing sponge of the frame, a left sealing sponge of the frame, a front sealing sponge of the platform, a right sealing sponge of the platform, a left sealing sponge of the platform, a right rear sealing sponge of the platform and a left rear sealing sponge of the platform. The front sealing sponge of the frame, the right sealing sponge of the frame and the left sealing sponge of the frame are fixed on the upper surface of the frame; the front sealing sponge of the platform, the right sealing sponge of the platform, the left sealing sponge of the platform, the right rear sealing sponge of the platform and the left rear sealing sponge of the platform are fixed on the upper surface of the control platform.

[0007] Furthermore, a plurality of circular sealing sponges are arranged on the operating platform.

[0008] Furthermore, the sealing strip is provided with a card slot and foam, the bottom of the cab is provided with a bottom plate, and the sealing strip is assembled on the bottom plate through the circumference of the card slot.

[0009] Furthermore, the sealing strip is arranged inside the sealing sponge.

[0010] Furthermore, a sealing sleeve is provided on the sealing plate, and a hydraulic pipeline sealer is provided on the operating platform.

[0011] Furthermore, the sealing strip is made of rubber.

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

[0013] The utility model adopts a double-layer sealing system composed of a sealing strip and a sealing sponge, which can seal and isolate the cab compartment to the greatest extent, fundamentally solving the problems of dust easily entering the cab, unsatisfactory air-conditioning effect, and loud noise around the driver's ears, thereby improving the comfort of the cab and the environment of the cab; a complete and enclosed cab sealing system is formed by the sealing plate and the sealing sleeve, which has a better sound insulation effect. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a structural schematic diagram of the utility model;

[0015] Figure 2 It is a partial three-dimensional sectional view of the utility model.

[0016] In the figure: 1. frame; 2. sealing sponge at the front of the frame; 3. sealing sponge at the right of the frame; 4. sealing sponge at the left of the frame; 5. operating platform; 6. bolt Ⅰ; 7. gasket; 8. sealing sponge at the front of the platform; 9. round sealing sponge; 10. sealing sponge at the right of the platform; 11. sealing sponge at the left of the platform; 12. hydraulic pipeline sealer; 13. bolt Ⅱ; 14. sealing sponge at the rear right of the platform; 15. sealing sponge at the rear left of the platform; 16. sealing plate; 17. sealing sleeve; 18. sealing strip; 19. bottom plate. DETAILED DESCRIPTION

[0017] In order to enable those skilled in the art to better understand the technical solution of the present invention, the technical solution of the present invention is clearly and completely described below in conjunction with the drawings of the present invention. Based on the embodiments in this application, other similar embodiments obtained by ordinary technicians in this field without making creative work should all fall within the scope of protection of this application. In addition, the directional words mentioned in the following embodiments, such as "up", "down", "left", "right", etc., are only referenced to the directions of the drawings. Therefore, the directional words used are used to illustrate rather than limit the creation of the present invention.

[0018] The utility model is further described below in conjunction with the accompanying drawings.

[0019] Embodiment 1: A sealing structure for a flip cab, such as Figure 1-Figure 2As shown, the cab comprises a vehicle frame 1, wherein the cab is connected to the vehicle frame 1 by flipping, the vehicle frame 1 is provided with an operating platform 5 and a sealing plate 16, the vehicle frame 1 and the operating platform 5 are provided with sealing sponges respectively, a sealing strip 18 is provided at the bottom of the cab, and the sealing plate 16, the operating platform 5 and the bottom of the cab form a closed space.

[0020] The sealing sponges are respectively assembled on the vehicle frame 1 and the operating platform frame 5, and are compressed and matched with the bottom plate 19 of the cab to form a first layer of sealing structure; the circumferential sealing strip 18 is assembled on the bottom plate 19 of the cab, and after the cab is flipped and closed, the circumferential sealing strip 18 is compressed and matched with the vehicle frame 1 and the operating platform frame 5 to form a second layer of sealing structure.

[0021] Embodiment 2, a sealing structure for a flip cab, wherein the control platform frame 5 is provided with a plurality of circular sealing sponges 9; the sealing strip 18 is provided with a card slot and foam, the bottom of the cab is provided with a bottom plate 19, and the sealing strip 18 is assembled on the bottom plate 19 through the card slot circumference; the sealing strip 18 is provided on the inner side of the sealing sponge; the sealing plate 16 is provided with a sealing sleeve 17, and the control platform frame 5 is fixed with a hydraulic pipeline sealer 12 through bolts II 13; the material of the sealing strip 18 is rubber. The rest is the same as that of embodiment 1.

[0022] The front sealing sponge 2, the right sealing sponge 3 and the left sealing sponge 4 of the frame are assembled on the frame 1. The control platform frame 5 is fixed on the frame 1 by bolts Ⅰ6 and gaskets 7; the front sealing sponge 8, the right sealing sponge 10, the left sealing sponge 11, the right rear sealing sponge 14 and the left rear sealing sponge 15 of the frame are assembled on the control platform frame 5. The sealing strip 18 is assembled on the circumference of the cab bottom plate 19 through the card slot. The inner edge of the cab bottom plate 19 exceeds each sealing sponge by a distance, and the space for assembling the sealing strip 18 is reserved. The outer edge of the cab bottom plate 19 is flush with each sealing sponge.

[0023] The sealing plate 16 is welded on the vehicle frame 1, the sealing sleeve 17 has a card slot and is assembled on the sealing plate 16 through the card slot, and the circular sealing sponge 9 is pasted on the control console frame 5. The sealing plate 16, the sealing sleeve 17, the circular sealing sponge 9, the hydraulic pipeline sealer 12 and the double-layer cab sealing structure are combined together to form a complete and closed space.

[0024] The frame front sealing sponge 2, the frame right sealing sponge 3, the frame left sealing sponge 4, the platform front sealing sponge 8, the platform right sealing sponge 10, the platform left sealing sponge 11, the platform right rear sealing sponge 14, and the platform left rear sealing sponge 15 have a certain hardness and are compressed and deformed under the action of gravity; applying the above sealing sponge characteristics, the cab floor 19 contacts the sealing sponge after the cab is flipped over and closed, and a compression force is generated between the cab floor 19 and the sealing sponge through the dead weight of the cab, which compresses and deforms the frame front sealing sponge 2, the frame right sealing sponge 3, the frame left sealing sponge 4, the platform front sealing sponge 8, the platform right sealing sponge 10, the platform left sealing sponge 11, the platform right rear sealing sponge 14, and the platform left rear sealing sponge 15, thereby sealing and isolating the cab compartment to form a first layer of sealing structure. At the same time, the frame front sealing sponge 2, the frame right sealing sponge 3, the frame left sealing sponge 4, the platform front sealing sponge 8, the platform right sealing sponge 10, the platform left sealing sponge 11, the platform right rear sealing sponge 14, and the platform left rear sealing sponge 15 also have a buffering and shock-absorbing effect, thereby improving the comfort of the operator.

[0025] The sealing strip 18 has a self-contained slot and foam, and the foam can be compressed and deformed under the action of gravity. Figure 2 As shown, the sealing strip 18 is fixed to the cab bottom plate 19 through the card slot, and a peripheral assembly is formed on the cab bottom plate 19. The sealing strip 18 is located on the inner side of each sealing sponge. After the cab is closed, the foam of the peripheral sealing strip 18 contacts the frame 1 and the control platform frame 5 respectively, and is compressed and deformed under the action of gravity to form a second layer of sealing structure. A second layer of sealing structure is set on the basis of the first layer of sealing structure. The assembly and matching scheme of the two layers of sealing structure is as shown in FIG. Figure 2 As shown, the sealing sponge of the first layer of sealing structure is assembled on the frame 1 and is fixed, and the sealing strip 18 of the second layer of sealing structure is assembled on the bottom plate 19 of the cab and flips together with the cab and is movable; under the clamping of the double-layer sealing structure, the dust and noise propagation path is completely blocked, the cab compartment is sealed and isolated to the greatest extent, and the sealing performance of the cab is improved.

[0026] The present invention has been described in detail above. The above description is only a preferred embodiment of the present invention and should not limit the scope of implementation of the present invention. That is, all equivalent changes and modifications made within the scope of this application should still fall within the scope of the present invention.

Claims

1. A sealing structure for a flip cab, comprising a cab and a frame (1), wherein the cab and the frame (1) are flip-connected, and characterized in that: The vehicle frame (1) is provided with a control platform frame (5) and a sealing plate (16); the vehicle frame (1) and the control platform frame (5) are respectively provided with sealing sponges; the bottom of the cab is provided with a sealing strip (18); the sealing plate (16), the control platform frame (5) and the bottom of the cab form a closed space.

2. The sealing structure for a flip cab according to claim 1, characterized in that: The sealing sponge comprises a front sealing sponge (2) of the frame, a right sealing sponge (3) of the frame, a left sealing sponge (4) of the frame, a front sealing sponge (8) of the platform, a right sealing sponge (10) of the platform, a left sealing sponge (11) of the platform, a right rear sealing sponge (14) of the platform and a left rear sealing sponge (15) of the platform. The front sealing sponge (2) of the frame, the right sealing sponge (3) of the frame and the left sealing sponge (4) of the frame are fixed on the upper surface of the frame (1); the front sealing sponge (8) of the platform, the right sealing sponge (10) of the platform, the left sealing sponge (11) of the platform, the right rear sealing sponge (14) of the platform and the left rear sealing sponge (15) of the platform are fixed on the upper surface of the control platform (5).

3. The sealing structure for a flip cab according to claim 2 is characterized in that: A plurality of circular sealing sponges (9) are arranged on the operating platform (5).

4. The sealing structure for a flip cab according to claim 1, characterized in that: The sealing strip (18) is provided with a card slot and foam, the bottom of the cab is provided with a bottom plate (19), and the sealing strip (18) is assembled on the bottom plate (19) through the card slot circumference.

5. The sealing structure for a flip cab according to claim 4 is characterized in that: The sealing strip (18) is arranged on the inner side of the sealing sponge.

6. The sealing structure for a flip cab according to claim 1, characterized in that: The sealing plate (16) is provided with a sealing sleeve (17), and the operating platform (5) is provided with a hydraulic pipeline sealer (12).

7. The sealing structure for a flip cab according to claim 5, characterized in that: The material of the sealing strip (18) is rubber.

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