Counterweight mounting structure of excavator

Abstract

The utility model relates to the technical field of excavator counter weights, and discloses an excavator counter weight mounting structure which comprises an excavator body, a mounting component is arranged on the excavator body, a counter weight component is arranged at the top of the mounting component, the mounting component comprises a mounting base, and screws are symmetrically and fixedly connected to the mounting base. Limiting clamping grooves are symmetrically formed in the excavator body, the balance weight component comprises a first balance weight block and a second balance weight block, mounting holes are symmetrically formed in the first balance weight block and the second balance weight block, and limiting clamping blocks are symmetrically and fixedly connected to the rear side of the first balance weight block and the rear side of the second balance weight block. Positioning grooves are formed in the bottoms of the first balancing weight and the second balancing weight; by designing the mounting component and the counterweight component, when the excavator counterweight is mounted, multiple limiting can be performed on the mounted configuration, so that the stability of the mounted counterweight is effectively improved, and meanwhile, the mounting efficiency of the counterweight can be effectively improved through clamping fit.

Description

Technical Field

[0001] This application relates to the technical field of excavator counterweights, and in particular to an installation structure for an excavator counterweight. Background Technique

[0002] An excavator, also known as a power shovel, is an earthmoving machine that uses a bucket to excavate materials above or below the machine's surface and load them into transport vehicles or unload them onto a stockpile. The materials excavated by the excavator are mainly soil, coal, sediment, as well as pre-loosened soil and rock. In the prior art, the excavator is prone to uneven stress during excavation operations, and usually a counterweight is installed to balance the excavator and ensure its stability. Currently, the excavator counterweight is usually installed and fixed using bolts and nuts. This single installation method has certain defects and will affect the stability after the counterweight is installed. Therefore, an installation structure for an excavator counterweight is proposed to solve the problems described in the above background technique.

[0003] The above information disclosed in this background technique is only used to increase the understanding of the background technique of this application. Therefore, it may include prior art that is not known to those of ordinary skill in the art. Utility Model Content

[0004] In order to solve the problem that the existing counterweight installation method will affect the subsequent stability, this application provides an installation structure for an excavator counterweight.

[0005] An installation structure for an excavator counterweight provided by this application adopts the following technical solution:

[0006] An installation structure for an excavator counterweight includes an excavator body. An installation member is provided on the excavator body. A counterweight member is provided on the top of the installation member. The installation member includes an installation seat. The installation seat is fixedly connected to the rear end of the excavator body. Symmetrically fixed to the installation seat are screw rods. Symmetrically opened on the excavator body are limiting card slots. The counterweight member includes a first counterweight block and a second counterweight block. Symmetrically opened on both the first counterweight block and the second counterweight block are installation holes. Symmetrically fixedly connected to the rear sides of the first counterweight block and the second counterweight block are limiting blocks. Symmetrically opened on the tops of the first counterweight block and the second counterweight block are lifting buckles. Positioning grooves are opened at the bottoms of both the first counterweight block and the second counterweight block.

[0007] Preferably, both the first counterweight block and the second counterweight block are arranged on the top of the installation seat, and the first counterweight block is arranged at the bottom of the second counterweight block.

[0008] Preferably, positioning blocks are respectively fixedly connected to the top of the installation seat and the top of the first counterweight block, and the positioning blocks and the positioning grooves are correspondingly arranged in terms of position and size.

[0009] Preferably, the position and size of the limit card slot and the limit card block are correspondingly set, and the installation holes penetrate through the first counterweight block and the second counterweight block respectively.

[0010] Preferably, the two screws are correspondingly inserted into the two installation holes, and nuts are installed at the tops of the two screws.

[0011] In summary, the present application includes the following beneficial technical effects:

[0012] By designing the installation component and the counterweight component, when installing the counterweight of the excavator; first hoist the first counterweight block, so that the screws on the mounting seat are respectively inserted into the installation holes, and at the same time make the limit card block correspondingly inserted into the limit card slot, so as to place the first counterweight block on the mounting seat. At this time, the positioning block on the mounting seat correspondingly fits into the positioning groove at the bottom of the first counterweight block. Then hoist the second counterweight block according to the above method, hoist the second counterweight block to the top of the first counterweight block, and finally install the nut on the top of the screw, so as to complete the installation of the counterweight; compared with the prior art, this design can perform multiple limit on the installed configuration, thus effectively improving the stability of the counterweight after installation. At the same time, through the snap fit, the installation efficiency of the counterweight can also be effectively improved. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 is a schematic structural diagram of the whole device in the embodiment of the application;

[0014] Figure 2 is a schematic structural diagram of the installation component in the embodiment of the application;

[0015] Figure 3 is a schematic structural diagram of the counterweight component in the embodiment of the application

[0016] Figure 4 is a schematic structural diagram of the bottom of the first counterweight block in the embodiment of the application.

[0017] Description of the reference numerals: 1, excavator body; 2, installation component; 3, counterweight component; 4, mounting seat; 5, screw; 6, positioning block; 7, limit card slot; 8, first counterweight block; 9, second counterweight block; 10, installation hole; 11, limit card block; 12, lifting buckle; 13, nut; 14, positioning groove. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0018] The following further describes the present application in detail with reference to Figure 1 —4.

[0019] The embodiment of the present application discloses a counterweight installation structure for an excavator. Refer to Figure 1 , a counterweight installation structure for an excavator, used for installing the counterweight of the excavator, including an excavator body 1, an installation component 2 is provided on the excavator body 1, and a counterweight component 3 is provided on the top of the installation component 2;

[0020] During use, the counterweight member 3 is installed on the excavator body 1 through the installation member 2, and the designed installation member 2 and the counterweight member 3 are used to improve the stability after the counterweight is installed.

[0021] Refer to Figures 2 - 4 , the installation member 2 includes an installation base 4, the installation base 4 is fixedly connected to the rear end of the excavator body 1, screw rods 5 are symmetrically and fixedly connected to the installation base 4, limiting card slots 7 are symmetrically formed on the excavator body 1, the counterweight member 3 includes a first counterweight block 8 and a second counterweight block 9, both the first counterweight block 8 and the second counterweight block 9 are arranged on the top of the installation base 4, positioning blocks 6 are respectively and fixedly connected to the top of the installation base 4 and the top of the first counterweight block 8, the first counterweight block 8 is arranged at the bottom of the second counterweight block 9, installation holes 10 are symmetrically formed on both the first counterweight block 8 and the second counterweight block 9, the installation holes 10 penetrate through the first counterweight block 8 and the second counterweight block 9 respectively, limiting card blocks 11 are symmetrically and fixedly connected to the rear sides of the first counterweight block 8 and the second counterweight block 9, the positions and sizes of the limiting card slots 7 and the limiting card blocks 11 are correspondingly arranged, hoisting buckles 12 are symmetrically formed on the tops of the first counterweight block 8 and the second counterweight block 9, the two screw rods 5 are correspondingly inserted into the two installation holes 10 respectively, nuts 13 are installed at the tops of the two screw rods 5, positioning grooves 14 are formed at the bottoms of the first counterweight block 8 and the second counterweight block 9, and the positions and sizes of the positioning blocks 6 and the positioning grooves 14 are correspondingly arranged;

[0022] During installation, first hoist the first counterweight block 8, so that the screw rods 5 on the installation base 4 are respectively inserted into the installation holes 10, and at the same time, the limiting card blocks 11 are correspondingly inserted into the limiting card slots 7, so as to place the first counterweight block 8 on the installation base 4. At this time, the positioning block 6 on the installation base 4 correspondingly embeds into the positioning groove 14 at the bottom of the first counterweight block 8. Then hoist the second counterweight block 9, hoist the second counterweight block 9 to the top of the first counterweight block 8, and at the same time, the screw rods 5 on the installation base 4 are respectively inserted into the installation holes 10, and the positioning block 6 at the top of the first counterweight block 8 also correspondingly embeds into the positioning groove 14 at the top of the second counterweight block 9. Finally, install the nuts 13 on the tops of the screw rods 5 to complete the installation of the counterweight.

[0023] The implementation principle of an excavator counterweight installation structure in an embodiment of the present application is as follows: During installation, first hoist the first counterweight block 8, so that the screw rods 5 on the installation base 4 are respectively inserted into the installation holes 10, and at the same time, the limiting card blocks 11 are correspondingly inserted into the limiting card slots 7, so as to place the first counterweight block 8 on the installation base 4. At this time, the positioning block 6 on the installation base 4 correspondingly embeds into the positioning groove 14 at the bottom of the first counterweight block 8. Then hoist the second counterweight block 9 according to the above method, hoist the second counterweight block 9 to the top of the first counterweight block 8, and finally install the nuts 13 on the tops of the screw rods 5 to complete the installation of the counterweight.

[0024] The following points should be noted: First, in the description of this application, it should be noted that unless otherwise specified and defined, the terms "installed", "connected", and "coupled" should be understood in a broad sense. It can be a mechanical connection or an electrical connection, or it can be the communication inside two components. It can be directly connected. The terms "upper", "lower", "left", "right", etc. are only used to represent the relative position relationship. When the absolute position of the object being described changes, the relative position relationship may change;

[0025] Second, in the attached drawings of the disclosed embodiments of the present utility model, only the structures related to the disclosed embodiments are involved. For other structures, reference can be made to the general design. Without conflict, the same embodiment and different embodiments of the present utility model can be combined with each other;

[0026] Finally, the above are only the preferred embodiments of the present utility model and are not used to limit the present utility model. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present utility model shall be included within the protection scope of the present utility model.

[0027] The above are all the preferred embodiments of this application, and do not limit the protection scope of this application accordingly. Therefore, all equivalent changes made according to the structure, shape, and principle of this application shall be covered within the protection scope of this application.

Claims

1. An excavator counterweight installation structure, comprising an excavator body (1), characterized in that: The excavator body (1) is provided with a mounting component (2), the top of which is provided with a counterweight component (3), the mounting component (2) comprising a mounting seat (4), the mounting seat (4) being fixedly connected to the rear end of the excavator body (1), the mounting seat (4) being symmetrically fixedly connected with a screw rod (5), the excavator body (1) being symmetrically provided with a limit slot (7), the counterweight component (3) comprising a first counterweight block (8) and a second counterweight block (9), the first counterweight block (8) and the second counterweight block (9) being symmetrically provided with mounting holes (10), the rear sides of the first counterweight block (8) and the second counterweight block (9) being symmetrically fixedly connected with a limit slot (11), the tops of the first counterweight block (8) and the second counterweight block (9) being symmetrically provided with lifting buckles (12), and the bottoms of the first counterweight block (8) and the second counterweight block (9) being provided with positioning slots (14).

2. The excavator counterweight installation structure according to claim 1, characterized in that: The first counterweight block (8) and the second counterweight block (9) are both arranged on the top of the mounting seat (4), and the first counterweight block (8) is arranged on the bottom of the second counterweight block (9).

3. The excavator counterweight installation structure according to claim 1, characterized in that: The top of the mounting seat (4) and the top of the first counterweight block (8) are respectively fixedly connected with a positioning block (6), and the position and size of the positioning block (6) and the positioning groove (14) are correspondingly arranged.

4. The excavator counterweight installation structure according to claim 1, characterized in that: The position and dimensions of the limiting slot (7) and the limiting block (11) are arranged correspondingly, and the mounting hole (10) passes through the first counterweight block (8) and the second counterweight block (9) respectively.

5. The excavator counterweight installation structure according to claim 1, characterized in that: The screw rods (5) on both sides are correspondingly inserted into the interior of the mounting holes (10) on both sides, and nuts (13) are installed at the top ends of the screw rods (5) on both sides.

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