Rotary table air filter bin structure, rotary table device and engineering machinery

Abstract

The utility model provides a rotary table air filter bin structure, a rotary table device and engineering machinery, the rotary table air filter bin structure comprises a front bent frame, a rear bent frame and a middle box-shaped frame, the front bent frame extends along the bin width direction and is provided with a connecting plate with a lap joint plane; an accommodating space for accommodating a hydraulic element is arranged between the rear bent frame and the front bent frame; the middle box-shaped frame is located in the containing space and is of a box-shaped structure, a plurality of butt joint holes used for being in butt joint with hydraulic elements are formed in the middle box-shaped frame, one end of the middle box-shaped frame is in lap joint with the lap joint plane, the other end of the middle box-shaped frame is connected with the rear bent frame, and a drainage hole is formed between the middle box-shaped frame and the rotary table body. According to the rotary table air filter bin structure, a closed flat plate structure in the prior art is replaced by the middle box-shaped frame, the welding seam amount between the middle box-shaped frame and the rotary table body can be reduced, the box-shaped structure is large in structural strength and low in deformation risk, hydraulic elements can be conveniently installed and maintained in cooperation with the drainage holes, and the drainage convenience of the rotary table air filter bin structure can be further improved.

Description

Technical Field

[0001] The utility model belongs to the technical field of engineering machinery, and in particular relates to a turntable air filter bin structure, a turntable device and engineering machinery. Background Art

[0002] The turntable is an important component of the excavator, bearing the weight of all the components on the vehicle and the impact of the operation. In order to ensure that it has sufficient carrying capacity, a reasonable structure and layout have a vital impact on the reliability of the excavator and the convenience of maintenance.

[0003] As a part of the turntable, the turntable air filter bin structure is installed with various valves and pipelines, and requires frequent maintenance. Currently, the existing excavator turntable air filter bins are mostly closed flat plate structures, which connect the front and rear structures through a flat plate. The flat plate needs to be welded all around, which requires a lot of welding. Daily maintenance is not very convenient, and there are a large number of welds, a high risk of welding deformation, and poor drainage. Utility Model Content

[0004] The main purpose of the utility model is to provide a turntable air filter bin structure, a turntable device and an engineering machine, aiming to solve the technical problems in the prior art that the turntable air filter bin structure is easy to deform and inconvenient to repair and maintain.

[0005] In order to achieve the above-mentioned purpose, the utility model provides a turntable air filter bin structure, which is used for the turntable main body, and the turntable air filter bin structure includes: a front curved frame, which extends along the bin width direction and is provided with a connecting plate with an overlapping plane; a rear curved frame, and a accommodating space for accommodating hydraulic elements is provided between the rear curved frame and the front curved frame; a middle box-type frame, which is located in the accommodating space and is a box-type structure, and the middle box-type frame is provided with a plurality of docking holes for docking the hydraulic elements, one end of the middle box-type frame overlaps the overlapping plane, and the other end is connected to the rear curved frame, and the middle box-type frame is used to form a drainage hole between the turntable main body.

[0006] In an embodiment of the utility model, the number of the middle box-type racks is at least two, and at least two of the middle box-type racks are arranged in sequence and spaced apart along the warehouse width direction.

[0007] In the embodiment of the utility model, each of the middle box-type frames is provided with a plurality of the docking holes.

[0008] In an embodiment of the utility model, the middle box frame is a U-shaped plate, and the docking hole is opened at the top of the middle box frame.

[0009] In an embodiment of the utility model, the front bending frame further comprises a bent U-shaped plate, and the connecting plate and the bent U-shaped plate are bent and formed as one piece.

[0010] In an embodiment of the utility model, the connecting plate is provided with a plurality of threaded holes for connecting with the bottom sealing plate.

[0011] In an embodiment of the utility model, the rear bending frame includes a vertical plate and a horizontal plate that are bent into one piece, the middle box-type frame is connected to the vertical plate, the horizontal plate is arranged on the side of the horizontal plate away from the middle box-type frame, and the vertical plate and the horizontal plate enclose an installation space for installing the heat dissipation frame.

[0012] The utility model also provides a turntable device, which comprises a turntable body and the turntable air filter bin structure as described above.

[0013] In an embodiment of the utility model, the turntable body includes a turntable middle frame and a turntable side beam which are arranged relatively to each other along the warehouse width direction, and the front curved frame and the rear curved frame are connected side by side between the turntable middle frame and the turntable side beam.

[0014] The utility model also provides an engineering machine, which comprises the above turntable device.

[0015] Through the above technical solution, the turntable air filter bin structure provided by the embodiment of the utility model has the following beneficial effects:

[0016] When assembling the turntable air filter bin structure, the front curved frame and the rear curved frame can be welded to the turntable body, one end of the middle box frame can be overlapped on the overlap plane and welded to the connecting plate, and the other end of the middle box frame can be welded to the rear curved frame, so that a drainage hole is formed between the middle box frame and the turntable body, which can facilitate the installation and maintenance of the external pipeline on the docking hole by passing through the drainage hole, and in the case of water accumulation, the drainage hole can drain the accumulated water in the accommodation space. The utility model replaces the closed flat plate structure of the prior art with the middle box frame, which can reduce the amount of welds between the middle box frame and the turntable body, and the box structure has a large structural strength and a low risk of deformation. With the drainage hole, it can facilitate the installation and maintenance of hydraulic components and improve the drainage convenience of the turntable air filter bin structure.

[0017] Other features and advantages of the present invention will be described in detail in the subsequent specific implementation section. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] The accompanying drawings are used to provide an understanding of the present invention and constitute a part of the specification. Together with the following specific embodiments, they are used to explain the present invention, but do not constitute a limitation to the present invention. In the accompanying drawings:

[0019] Figure 1 It is a structural schematic diagram of a turntable device according to an embodiment of the utility model;

[0020] Figure 2It is a structural schematic diagram of a turntable air filter bin structure according to one embodiment of the utility model.

[0021] Description of Reference Numerals

[0022] Label Name Label Name

[0023] 100 Rotary table air filter chamber structure 23 Installation space

[0024] 1 Front curved frame 3 Middle box frame

[0025] 11 Bending U-shaped plate 31 Docking hole

[0026] 12 Connecting plate 4 Drain hole

[0027] 121 threaded hole 200 turntable device

[0028] 2 Rear bending frame 210 Turntable middle frame

[0029] 21 vertical plate 220 turntable side beam

[0030] 22 horizontal plate 230 heat sink DETAILED DESCRIPTION

[0031] The specific embodiments of the present invention are described in detail below in conjunction with the accompanying drawings. It should be understood that the specific embodiments described herein are only used to illustrate and explain the present invention, and are not used to limit the present invention.

[0032] The turntable air filter bin structure according to the utility model is described below with reference to the accompanying drawings.

[0033] like Figure 1 and Figure 2 As shown, for the turntable main body, the turntable air filter bin structure 100 includes a front curved frame 1, a rear curved frame 2 and a middle box-type frame 3, the front curved frame 1 extends along the bin width direction and is provided with a connecting plate 12 with an overlapping plane; a receiving space for accommodating hydraulic components is provided between the rear curved frame 2 and the front curved frame 1; the middle box-type frame 3 is located in the receiving space and is a box-type structure, and a plurality of docking holes 31 for docking the hydraulic components are provided on the middle box-type frame 3, one end of the middle box-type frame 3 overlaps the overlapping plane, and the other end is connected to the rear curved frame 2, and the middle box-type frame 3 is used to form a drainage hole 4 between the turntable main body.

[0034] It can be understood that the hydraulic components are mainly hydraulic valves and connecting pipes of the turntable device 200. Figure 1 The front-to-back direction is the length direction of the turntable air filter bin structure 100. Figure 1The left and right directions are the width directions of the turntable air filter bin structure 100, the length directions of the front curved frame 1 and the rear curved frame 2 are both left and right directions, the length direction of the middle box-type frame 3 is front and back directions, the cross-sectional lengths of the front curved frame 1 and the rear curved frame 2 are both greater than the cross-sectional width of the middle box-type frame 3, and the drainage holes 4 can be located on the left and right sides of the middle box-type frame 3.

[0035] When assembling the turntable air filter bin structure 100 in this embodiment, the front curved frame 1 and the rear curved frame 2 can be welded to the turntable body, one end of the middle box-shaped frame 3 can be overlapped on the overlap plane and welded to the connecting plate 12, and the other end of the middle box-shaped frame 3 can be welded to the rear curved frame 2, so that a drainage hole 4 is formed between the middle box-shaped frame 3 and the turntable body, which can facilitate the installation and maintenance of the external pipeline on the docking hole 31 by human hands through the drainage hole 4, and in the case of water accumulation, the drainage hole 4 can drain the accumulated water in the accommodation space. In this embodiment, the closed flat plate structure of the prior art is replaced by the middle box-shaped frame 3, which can reduce the amount of welds between the middle box-shaped frame 3 and the turntable body, and the box-shaped structure has a large structural strength, a low risk of deformation, a simple and reliable structure, and a hollow air filter bin structure formed with the drainage hole 4, which can facilitate the installation and maintenance of hydraulic components and improve the drainage convenience of the turntable air filter bin structure 100.

[0036] The number of the middle box-type racks 3 is at least two, and at least two of the middle box-type racks 3 are arranged in sequence and spaced apart along the warehouse width direction. Figure 2 As shown, in one embodiment, the number of the middle box-shaped frames 3 is two, and the two middle box-shaped frames 3 are arranged at intervals along the left and right directions. In other embodiments, the number of the middle box-shaped frames 3 can be set according to actual use requirements. Multiple middle box-shaped frames 3 cooperate with each other to further improve the structural strength of the turntable air filter bin structure 100.

[0037] In one embodiment, each of the middle box-shaped frames 3 is provided with a plurality of the docking holes 31. The plurality of middle box-shaped frames 3 are provided with docking holes 31, which can facilitate the layout of the hydraulic components and improve the assembly convenience of the turntable air filter bin structure 100.

[0038] Specifically, the middle box frame 3 is a U-shaped plate, and the docking hole 31 is opened at the top of the middle box frame 3. The middle box frame 3 in this embodiment is a U-shaped plate with an opening downward, and the U-shaped structure has high strength and rigidity, forming a box structure, and improving the bending resistance; and the middle box frame 3 is a bent 11 integrated structure, which can avoid the welding connection process while reducing the amount of welds and reducing the risk of deformation. In other embodiments, the middle box frame 3 can be a box structure with a rectangular or trapezoidal cross-section.

[0039] It should be noted that the front bending frame 1 also includes a bent U-shaped plate 11, and the connecting plate 12 and the bent U-shaped plate 11 are bent and formed in one piece. The front bending frame 1 in this embodiment is a multi-pass bending 11 integrated design, and includes a bent U-shaped plate 11 and a connecting plate 12 connected to the bottom of the bent U-shaped plate 11. The multi-pass bending 11 can further improve the structural strength of the front bending frame 1 and reduce the risk of deformation. In addition, the front bending frame 1, the rear bending frame 2 and the middle box frame 3 in this embodiment can all be made of steel plates with integrated bending 11.

[0040] like Figure 2 As shown, the connecting plate 12 is provided with a plurality of threaded holes 121 for connecting with the bottom sealing plate. Compared with the welding connection structure in the prior art that requires additional welding of a screw hole plate, in this embodiment, by providing the threaded holes 121 on the connecting plate 12, a long weld can be reduced, thereby reducing the risk of weld cracking.

[0041] In one embodiment, the rear bending frame 2 includes a vertical plate 21 and a horizontal plate 22 that are bent and formed integrally, the middle box-shaped frame 3 is connected to the vertical plate 21, and the horizontal plate 22 is arranged on the side of the horizontal plate 22 away from the middle box-shaped frame 3, and the vertical plate 21 and the horizontal plate 22 enclose an installation space 23 for installing a heat sink 230. The rear bending frame 2 in this embodiment can be an L-shaped plate, and the vertical plate 21 and the horizontal plate 22 are vertically bent 11 to form the rear bending frame 2 integrally, so that the rear side of the rear bending frame 2 can form an installation space 23 that is convenient for installing the heat sink 230, and the heat sink 230 can be used to install the radiator of the turntable device 200. The heat sink 230 can be overlapped on the horizontal plate 22 and welded to the horizontal plate 22.

[0042] The utility model also provides a turntable device 200, which includes a turntable body and the turntable air filter bin structure 100 as described above. The specific structure of the turntable air filter bin structure 100 refers to the above embodiment. Since the turntable device 200 adopts all the technical solutions of all the above embodiments, it has at least all the beneficial effects brought by the technical solutions of the above embodiments, which will not be repeated here one by one.

[0043] In the embodiment of the utility model, the turntable body includes a turntable middle frame 210 and a turntable side beam 220 arranged opposite to each other along the warehouse width direction, and the front bending frame 1 and the rear bending frame 2 are connected side by side between the turntable middle frame 210 and the turntable side beam 220. Figure 1 As shown, the turntable middle frame 210 and the turntable side beam 220 in this embodiment extend in the front-to-back direction, and the turntable middle frame 210 and the turntable side beam 220 are not in contact with the middle box frame 3. The left and right ends of the front curved frame 1 are respectively welded and connected to the turntable middle frame 210 and the turntable side beam 220, and the left and right ends of the rear curved frame 2 are respectively welded and connected to the turntable middle frame 210 and the turntable side beam 220. The structure is simple and easy to assemble.

[0044] The utility model also provides an engineering machine, the engineering machine includes the above turntable device 200, and the specific structure of the turntable device 200 refers to the above embodiment. Since the engineering machine adopts all the technical solutions of all the above embodiments, it at least has all the beneficial effects brought by the technical solutions of the above embodiments, which will not be described one by one here. In one embodiment, the engineering machine can be used for an excavator.

[0045] In the description of the present invention, it should be understood that the terms "first" and "second" are used for descriptive purposes only and should not be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Therefore, a feature defined as "first" or "second" may explicitly or implicitly include at least one of the features. In the description of the present invention, "plurality" means at least two, such as two, three, etc., unless otherwise clearly and specifically defined.

[0046] In the present invention, unless otherwise clearly specified and limited, the terms "installed", "connected", "connected", "fixed" and the like should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral one; it can be a mechanical connection, an electrical connection, or communication with each other; it can be a direct connection, or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements, unless otherwise clearly defined. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0047] In the description of this specification, the description with reference to the terms "one embodiment", "some embodiments", "example", "specific example", or "some examples" etc. means that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the utility model. In this specification, the schematic representations of the above terms do not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described may be combined in any one or more embodiments or examples in a suitable manner. In addition, those skilled in the art may combine and combine the different embodiments or examples described in this specification and the features of the different embodiments or examples, without contradiction.

[0048] Although the embodiments of the present invention have been shown and described above, it can be understood that the above embodiments are exemplary and cannot be understood as limitations of the present invention. Ordinary technicians in the field can change, modify, replace and modify the above embodiments within the scope of the present invention.

Claims

1. A turntable air filter bin structure, used for a turntable main body, characterized in that: The turntable air filter bin structure (100) comprises: A front bending frame (1) extending in the direction of the warehouse width and provided with a connecting plate (12) with an overlapping plane; A receiving space for receiving a hydraulic element is provided between the rear bending frame (2) and the front bending frame (1); A middle box-type frame (3) is located in the accommodating space and is a box-type structure. The middle box-type frame (3) is provided with a plurality of docking holes (31) for docking with the hydraulic elements. One end of the middle box-type frame (3) overlaps the overlapping plane, and the other end is connected to the rear bending frame (2). The middle box-type frame (3) is used to form a drainage hole (4) between the middle box-type frame (3) and the turntable body.

2. The turntable air filter bin structure according to claim 1, characterized in that: The number of the middle box-type racks (3) is at least two, and at least two of the middle box-type racks (3) are arranged in sequence and spaced apart along the warehouse width direction.

3. The turntable air filter bin structure according to claim 2 is characterized in that: Each of the middle box-shaped frames (3) is provided with a plurality of docking holes (31).

4. The turntable air filter bin structure according to claim 1, characterized in that: The middle box-shaped frame (3) is a U-shaped plate, and the docking hole (31) is opened at the top of the middle box-shaped frame (3).

5. The turntable air filter bin structure according to any one of claims 1 to 4, characterized in that: The front bending frame (1) also includes a bent U-shaped plate (11), and the connecting plate (12) and the bent U-shaped plate (11) are bent and formed in one piece.

6. The turntable air filter bin structure according to any one of claims 1 to 4, characterized in that: The connecting plate (12) is provided with a plurality of threaded holes (121) for connecting with the bottom sealing plate.

7. The turntable air filter bin structure according to any one of claims 1 to 4, characterized in that: The rear bending frame (2) comprises a vertical plate (21) and a horizontal plate (22) which are bent and integrally formed, the middle box-shaped frame (3) is connected to the vertical plate (21), the horizontal plate (22) is arranged on a side of the horizontal plate (22) away from the middle box-shaped frame (3), and the vertical plate (21) and the horizontal plate (22) enclose an installation space (23) for installing a heat dissipation frame (230).

8. A turntable device, characterized in that: The turntable device (200) comprises a turntable body and a turntable empty filter bin structure (100) as claimed in any one of claims 1 to 7.

9. The turntable device according to claim 8, characterized in that: The turntable body comprises a turntable middle frame (210) and a turntable side beam (220) which are arranged opposite to each other along the warehouse width direction, and the front curved frame (1) and the rear curved frame (2) are connected side by side between the turntable middle frame (210) and the turntable side beam (220).

10. An engineering machine, characterized in that: The engineering machinery comprises the turntable device (200) according to claim 8 or 9.

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