CN216275922U

CN216275922U - Counterweight device and engineering machinery

Info

Publication number: CN216275922U
Application number: CN202122518836.9U
Authority: CN
Inventors: 柯宝; 何骞; 梁恒; 张磊; 李勇强
Original assignee: Zoomlion Heavy Industry Science and Technology Co Ltd; Zoomlion Earth Moving Machinery Co Ltd
Current assignee: Zoomlion Heavy Industry Science and Technology Co Ltd; Zoomlion Earth Moving Machinery Co Ltd
Priority date: 2021-10-19
Filing date: 2021-10-19
Publication date: 2022-04-12
Anticipated expiration: 2031-10-19

Abstract

The utility model provides a counterweight device and an engineering machine, wherein the counterweight device comprises: the counterweight shell comprises a face shield, an inclined plate and a bottom plate which are sequentially connected from top to bottom, the face shield, the inclined plate and the bottom plate enclose an installation cavity used for being matched with engineering machinery, the inclined plate inclines from the face shield to the direction of the installation cavity, and a maintenance space is formed below the face shield; and at least two connecting plates are sequentially arranged in the mounting cavity at intervals and are used for being connected with the engineering machinery. According to the utility model, the counterweight shell formed by the face cover, the inclined plate and the bottom plate is taken as a body, and is matched with at least two connecting plates to form a unique appearance model of the frame, so that the counterweight effect can be realized, and the peripheral covering part effect can be played, so that the counterweight device has light counterweight weight, is convenient to install and disassemble, is more beneficial to the full-range maintenance of an engine and a main pump of an engineering machine, and can effectively aim at the counterweight and inconvenient maintenance of the engineering machine with smaller tonnage.

Description

Counterweight device and engineering machinery

Technical Field

The utility model belongs to the technical field of engineering machinery, and particularly relates to a counterweight device and engineering machinery.

Background

The rear end of the rotary table of the existing excavator is basically connected with the balancing weight, concrete is usually poured into the existing balancing weight, the whole stability of the excavator is controlled by adjusting the specific gravity of the concrete, the balancing weight is generally heavier and is more suitable for being used by the excavator with more than 15 tons, and the balancing weight is inconvenient to carry, so that the engine and the main pump of the excavator are prevented from being maintained and repaired, and the rotary table is not suitable for the excavator with less than 15 tons or engineering machinery with similar excavator platforms.

SUMMERY OF THE UTILITY MODEL

The utility model mainly aims to provide a counterweight device and engineering machinery, and aims to solve the technical problem that the counterweight device in the prior art is inconvenient to maintain the engineering machinery.

In order to achieve the above object, the present invention provides a counterweight device, wherein the counterweight device comprises: the counterweight shell comprises a face shield, an inclined plate and a bottom plate which are sequentially connected from top to bottom, the face shield, the inclined plate and the bottom plate enclose an installation cavity used for being matched with engineering machinery, the inclined plate inclines from the face shield to the direction of the installation cavity, and a maintenance space is formed below the face shield; and at least two connecting plates are sequentially arranged in the mounting cavity at intervals and are used for being connected with the engineering machinery.

In the embodiment of the utility model, the mask comprises a main body plate and two side plates which are respectively connected to two ends of the main body plate, wherein a vertical arc transition section is connected between the side plates and the main body plate, and an arc-shaped corner is formed.

In the embodiment of the utility model, the connecting plates are connected with the bottom plate, the number of the connecting plates is two, and the bottom plate and the two connecting plates surround to form a mounting groove for extending into the engineering machinery.

In the embodiment of the utility model, the two connecting plates are respectively a first connecting plate and a second connecting plate, and the bottom plate is provided with an avoiding groove corresponding to the first connecting plate for avoiding the engineering machinery.

In the embodiment of the utility model, the first connecting plate is provided with a first rib plate extending towards the side plate corresponding to the first connecting plate, and the first rib plate is provided with a first wire passing hole and a notch for avoiding the engineering machinery.

In the embodiment of the utility model, a second rib plate is connected between the second connecting plate and the side plate corresponding to the second connecting plate, a containing groove for containing the engineering machinery is enclosed by the second connecting plate, the side plate, the second rib plate and the bottom plate, and a second wire passing hole is formed in the second rib plate.

In the embodiment of the utility model, the upper end of the arc-shaped corner is provided with a mounting rack used for being connected with the engineering machinery, and the mounting surface of the mounting rack is parallel to the bottom plate.

In the embodiment of the utility model, the mounting frame comprises a mounting plate and a third rib plate supported on the lower side surface of the mounting plate, the mounting plate is parallel to the bottom plate, and the mounting plate is provided with a mounting hole.

In the embodiment of the utility model, the two side plates are respectively provided with a positioning plate for limiting and connecting the engineering machinery, and the counterweight housing and the two positioning plates form a limiting groove in an enclosing manner.

In the embodiment of the utility model, the main body plate is in the shape of an outer convex arc, and the upper end of the main body plate is provided with a clamping groove used for being clamped with the engineering machinery.

In the embodiment of the utility model, the main body plate is provided with at least two combined lamp mounting through holes, and the at least two combined lamp mounting through holes are arranged at intervals along the extending direction of the main body plate.

In the embodiment of the utility model, the upper end and the lower end of the inclined plate are respectively and correspondingly connected with the face mask and the bottom plate through two transverse arc transition sections.

The utility model also provides a construction machine, which comprises the counterweight device.

Through the technical scheme, the counterweight device provided by the embodiment of the utility model has the following beneficial effects:

when the counterweight device in the embodiment is adopted for counterweight of the engineering machinery, at least two connecting plates on the counterweight shell can be detachably connected with the engineering machinery to complete multipoint installation, so that the engineering machinery extends into the installation cavity and is matched with the installation cavity, the face shield, the inclined plate and the bottom plate are connected with the engineering machinery and are positioned on the periphery of the engineering machinery, the inclined plate inclines forwards from top to bottom, a relatively wide maintenance space is formed below the face shield, and the situation that the counterweight device collides with other parts in the rotation process of the engineering machinery can be avoided; meanwhile, the appearance of the engineering machinery can be highlighted and refined through the design of the inclined plane. According to the utility model, the counterweight shell formed by the face shield, the inclined plate and the bottom plate is taken as a body, and is matched with at least two connecting plates to form a unique appearance model of a frame, so that the engineering machinery is enabled to show more delicate atmosphere, not only can the counterweight function be realized, but also the peripheral covering part function can be realized, the concrete pouring mode in the prior art is avoided, the counterweight device is enabled to be light in counterweight weight, convenient to mount and convenient to dismount, and more favorable for the whole-range maintenance of an engine and a main pump of the engineering machinery, and the counterweight and inconvenient maintenance of the engineering machinery with smaller tonnage can be effectively realized.

Additional features and advantages of the utility model will be set forth in the detailed description which follows.

Drawings

The accompanying drawings, which are included to provide an understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the utility model without limiting the utility model. In the drawings:

FIG. 1 is a schematic view of a counterweight device according to an embodiment of the utility model from a perspective;

FIG. 2 is a schematic view of a counterweight device according to an embodiment of the utility model from another perspective;

FIG. 3 is a schematic view of an assembly structure of a counterweight device and a working machine according to an embodiment of the utility model;

fig. 4 is a schematic cross-sectional view of a counterweight device according to an embodiment of the utility model.

Description of the reference numerals

Detailed Description

The following detailed description of specific embodiments of the utility model refers to the accompanying drawings. It should be understood that the specific embodiments described herein are merely illustrative and explanatory of the utility model and are not restrictive thereof.

The following describes a counterweight device according to the present invention with reference to the drawings.

As shown in fig. 1 to 4, in an embodiment of the present invention, there is provided a weight device 100, wherein the weight device 100 includes a weight housing 1 and a connecting plate 2; the counterweight housing 1 comprises a face shield 11, an inclined plate 12 and a bottom plate 13 which are sequentially connected from top to bottom, the face shield 11, the inclined plate 12 and the bottom plate 13 enclose a mounting cavity 3 which is used for being matched with the engineering machinery 200, the inclined plate 12 inclines from the face shield 11 to the direction of the mounting cavity 3 and a maintenance space 4 is formed below the face shield 11; at least two connecting plates 2 are arranged in the mounting cavity 3 at intervals in sequence and are used for being connected with the engineering machinery 200.

It can be understood that the counterweight device 100 of the present embodiment is mainly applied to a working machine 200 such as an excavator or a crane, and the connecting plate 2 can be detachably connected to the working machine 200 through the bolt 210. In order to ensure the structural strength of the counterweight device 100 in this embodiment, the counterweight housing 1 may be a whole casting with a thickness of 15mm, and the counterweight housing 1 in this embodiment may be made by tailor welding or by integral molding.

When the counterweight device 100 in the embodiment is used for counterweight of the engineering machinery 200, at least two connecting plates 2 on the counterweight housing 1 and the engineering machinery 200 can be detachably connected to complete multipoint installation, so that the engineering machinery 200 extends into the installation cavity 3 and is matched with the installation cavity 3, the face shield 11, the inclined plate 12 and the bottom plate 13 are connected with the engineering machinery 200 and are positioned at the periphery of the engineering machinery 200, the inclined plate 12 inclines forwards from top to bottom, a relatively wide maintenance space 4 is formed below the face shield 11, and the situation that the counterweight device 100 collides with other parts in the rotation process of the engineering machinery 200 can be avoided; meanwhile, the appearance of the engineering machinery 200 can be highlighted by delicate atmosphere through the design of the inclined plane. The counter weight casing 1 that forms with face guard 11, hang plate 12 and bottom plate 13 in this embodiment is the body, cooperate two at least connecting plates 2 to form the unique outward appearance molding of frame, make engineering machine 200 more show exquisite atmosphere, can realize the counter weight effect and can play the effect of peripheral covering again, and avoided the mode of concrete placement among the prior art, make counter weight device 100 counter weight light in weight, the installation is convenient, it is convenient to dismantle, more be favorable to the engine of engineering machine 200 and the full range maintenance of main pump, can be effectively to the counter weight and the inconvenient maintenance of the less engineering machine 200 of tonnage.

In the embodiment of the present invention, the mask 11 includes a main body plate 111 and two side plates 112 connected to both ends of the main body plate 111, respectively, and a vertical arc transition section 114 is connected between the side plates 112 and the main body plate 111 and forms an arc corner 115. The left side and the right side of the main body plate 111 in the embodiment form the arc-shaped corners 115, so that the stress of the mask 11 can be dispersed, the situation that the mask 11 is broken due to stress concentration caused by impact in the using process is avoided, and the using stability of the mask 11 and the service life of the counterweight device 100 are improved.

Specifically, in an embodiment, the connecting plates 2 are connected to the bottom plate 13, and the number of the connecting plates 2 is two, and the bottom plate 13 and the two connecting plates 2 enclose the mounting groove 32 for extending into the engineering machine 200. As can be known from fig. 2 and fig. 3, the connecting plates 2 in this embodiment have a plurality of bolt holes, and after the engineering machine 200 extends into the mounting groove 32, the connecting plates can be connected with the two connecting plates 2 on both sides through the bolts 210, and the two connecting plates 2 can be matched with the bottom plate to limit the engineering machine 200, so that the assembly firmness of the engineering machine 200 can be improved while the engineering machine 200 is mounted conveniently.

In the embodiment of the present invention, the two connecting plates 2 are a first connecting plate 2a and a second connecting plate 2b, respectively, and the bottom plate 13 is provided with an avoidance groove 131 for avoiding the engineering machine 200 corresponding to the first connecting plate 2 a. As shown in fig. 1, the first connecting plate 2a in this embodiment is a left connecting plate, and the second connecting plate 2b is a right connecting plate, so as to avoid interference in the assembling process of the counterweight device 100 and the engineering machine 200, and improve the assembling convenience of the counterweight device 100.

In the embodiment of the present invention, the first connecting plate 2a is provided with a first rib plate 21 extending toward the corresponding side plate 112, and the first rib plate 21 is provided with a first wire passing hole 211 and a notch 212 for avoiding the construction machine 200. The first rib plate 21 in this embodiment is L-shaped, and the avoidance groove 131 formed in cooperation with the first connection plate 2a can further improve the convenience in assembling the counterweight device 100.

As shown in fig. 1, in the embodiment of the present invention, a second rib plate 22 is connected between the second connecting plate 2b and the corresponding side plate 112, the second connecting plate 2b, the side plate 112, the second rib plate 22 and the bottom plate 13 enclose an accommodating groove 31 for accommodating the engineering machinery 200, and the second rib plate 22 is provided with a second wire passing hole 221. In this embodiment, the second connecting plate 2b, the side plate 112 and the second rib plate 22 are cooperatively used to support the engineering machinery 200, meanwhile, the receiving groove 31 can accommodate a downward protruding portion of the engineering machinery 200, and the second rib plate 22 is connected between the second connecting plate 2b and the corresponding side plate 112, so as to improve the structural strength of the counterweight device 100.

In the embodiment of the utility model, the upper end of the arc-shaped corner 115 is provided with the mounting bracket 5 for connecting with the engineering machine 200, and the mounting surface of the mounting bracket 5 is parallel to the bottom plate 13. The mounting bracket 5 in this embodiment can be used to connect with the cover bracket of the construction machine 200 through the bolts 210, and the mounting bracket 5 is supported at the arc-shaped corner 115, which can improve the structural strength of the face mask 11.

In the embodiment of the present invention, the mounting bracket 5 includes a mounting plate 51 and a third rib 52 supported on the lower side of the mounting plate 51, the mounting plate 51 is parallel to the bottom plate 13, and the mounting plate 51 is provided with a mounting hole 511. In this embodiment, the mounting frame 5 is formed by matching the mounting plate 51 and the third rib plate 52, and the structural strength and the connection strength of the mask 11 can be further improved by the support of the third rib plate 52.

In the embodiment of the present invention, the two side plates 112 are each provided with a positioning plate 113 for limiting and connecting the engineering machine 200, and the counterweight housing 1 and the two positioning plates 113 enclose a limiting groove 33. When the counterweight device 100 and the engineering machinery 200 are assembled, the engineering machinery 200 can be positioned by the two convex positioning plates 113, so that the engineering machinery 200 is limited in the limiting groove 33, the positioning plates 113 and the engineering machinery 200 are initially connected, and the subsequent multipoint installation and matching of the connecting plate 2 and the engineering machinery 200 can be facilitated.

In the embodiment of the present invention, the main body plate 111 is in an outward convex arc shape, and a clamping groove 1111 for clamping with the engineering machinery 200 is formed at an upper end of the main body plate 111. The main body plate 111 in this embodiment realizes a delicate peripheral covering function by an arc design, and can be clamped with the engineering machinery 200 through a slot, so that the assembly of the mask 11 and the engineering machinery 200 can be facilitated.

In the embodiment of the utility model, the main body plate 111 is provided with at least two combined lamp mounting through holes 1112, and the at least two combined lamp mounting through holes 1112 are arranged at intervals along the extending direction of the main body plate 111. As shown in fig. 1, in the present embodiment, in order to facilitate assembly with the electrical lamp, at least two combination lamp mounting through holes 1112 are formed in the main body plate 111, so as to improve the safety of the engineering machine 200.

In the embodiment of the utility model, the upper end and the lower end of the inclined plate 12 are correspondingly connected with the face mask 11 and the bottom plate 13 through two transverse arc transition sections 6 respectively. The upper end and the lower end of the inclined plate 12 are respectively connected with the face shield 11 and the bottom plate 13 through the two transverse arc transition sections 6, so that stress can be dispersed, and the use stability of the counterweight housing 1 is further improved.

The utility model also provides a construction machine 200, which is characterized in that the construction machine 200 comprises the counterweight device 100 as described above, and the specific structure of the counterweight device 100 refers to the above-mentioned embodiment. Since the engineering machine 200 adopts all technical solutions of all the embodiments, at least all the beneficial effects brought by the technical solutions of the embodiments are achieved, and no further description is given here.

In the description of the present invention, it is to be understood that the terms "first", "second" and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implying any number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; may be mechanically coupled, may be electrically coupled or may be in communication with each other; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.

Although embodiments of the present invention have been shown and described above, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations can be made to the above embodiments by those of ordinary skill in the art within the scope of the present invention.

Claims

1. A counterweight device, characterized in that said counterweight device (100) comprises:

the counterweight housing (1) comprises a face shield (11), an inclined plate (12) and a bottom plate (13) which are sequentially connected from top to bottom, the face shield (11), the inclined plate (12) and the bottom plate (13) enclose a mounting cavity (3) used for being matched with engineering machinery (200), the inclined plate (12) inclines from the face shield (11) to the mounting cavity (3) and forms a maintenance space (4) below the face shield (11);

the connecting plates (2) are sequentially arranged in the mounting cavity (3) at intervals and are used for being connected with the engineering machinery (200).

2. A weight arrangement according to claim 1, wherein the mask (11) comprises a main body plate (111) and two side plates (112) connected to the two ends of the main body plate (111), respectively, wherein a vertical arc transition (114) is connected between the side plates (112) and the main body plate (111) and forms an arc-shaped corner (115).

3. A counterweight device according to claim 2, characterized in that said connecting plates (2) are connected to said base plate (13) and the number of said connecting plates (2) is two, said base plate (13) and two of said connecting plates (2) enclosing a mounting slot (32) for extending into said work machine (200).

4. The counterweight device according to claim 3, wherein the two connecting plates (2) are a first connecting plate (2a) and a second connecting plate (2b), and the bottom plate (13) is provided with an avoiding groove (131) corresponding to the first connecting plate (2a) for avoiding the construction machine (200).

5. The counterweight device according to claim 4, wherein the first connecting plate (2a) is provided with a first rib plate (21) extending towards the side plate (112) corresponding to the first connecting plate, and the first rib plate (21) is provided with a first wire passing hole (211) and a notch (212) for avoiding the engineering machinery (200).

6. The counterweight device (100) according to claim 4, wherein a second rib plate (22) is connected between the second connecting plate (2b) and the corresponding side plate (112), a containing groove (31) for containing the engineering machinery (200) is defined by the second connecting plate (2b), the side plate (112), the second rib plate (22) and the bottom plate (13), and a second wire passing hole (221) is formed in the second rib plate (22).

7. The counterweight device according to any one of claims 2 to 6, characterized in that the upper end of the arc-shaped corner (115) is provided with a mounting bracket (5) for connection with the working machine (200), and the mounting surface of the mounting bracket (5) is parallel to the bottom plate (13).

8. The counterweight device according to claim 7, characterized in that the mounting frame (5) comprises a mounting plate (51) and a third rib plate (52) supported on the lower side of the mounting plate (51), the mounting plate (51) is parallel to the bottom plate (13), and the mounting plate (51) is provided with a mounting hole (511).

9. The counterweight device according to any one of claims 2 to 6, characterized in that both side plates (112) are provided with a positioning plate (113) for limiting and connecting the engineering machinery (200), and the counterweight housing (1) and the two positioning plates (113) enclose a limiting groove (33).

10. The counterweight device according to any one of claims 2 to 6, characterized in that the main body plate (111) is in a convex arc shape, and a clamping groove (1111) for clamping with the engineering machinery (200) is formed at the upper end of the main body plate (111).

11. The counterweight device according to any one of claims 2 to 6, wherein the main body plate (111) is provided with at least two combined lamp mounting through holes (1112), and the at least two combined lamp mounting through holes (1112) are arranged at intervals along the extending direction of the main body plate (111).

12. The counterweight device according to any one of claims 1 to 6, characterized in that the upper and lower ends of the inclined plate (12) are respectively and correspondingly connected with the face shield (11) and the bottom plate (13) through two transverse circular arc transition sections (6).

13. A working machine, characterized in that the working machine (200) comprises a counterweight arrangement (100) according to any one of claims 1-12.