A mining excavator bucket

Abstract

The utility model discloses a mining excavator bucket, including a bucket body, bucket teeth are installed at equal intervals on the lower side of the opening of the bucket body, and a quick-installation mechanism is installed on the bucket body at the connection part with the bucket teeth. The beneficial effect is that the utility model installs the quick-installation mechanism at the connection part between the bucket teeth and the bucket body, so that when the bucket teeth are worn, the hexagonal head can be used to rotate the rotating rod and the two-way threaded part, and after the two-way threaded part is rotated, the corresponding two linkage rods will be close to each other in the connecting cavity, so that the limiting column is pulled out of the limiting groove in the bucket teeth, the limiting of the bucket teeth is released, and the convenient disassembly, assembly and replacement of each bucket tooth is convenient. Because the limit of each bucket tooth can be released by only one screwing operation in the above disassembly and assembly method, the efficiency of disassembly, assembly and replacement of the bucket teeth when worn is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of excavator buckets, in particular to a mining excavator bucket. Background Art

[0002] The bucket is the bucket installed on the excavator, also called the bucket. It is divided into backhoe bucket and front shovel bucket according to the working mode. The backhoe bucket is commonly used. The bucket is an indispensable structure when the mining excavator is working.

[0003] The current mining excavator bucket mainly consists of a bucket body, a connecting frame installed on the top of the bucket body and bucket teeth installed on the lower side of the opening of the bucket body. Although the mining excavator bucket with the above structure can realize the corresponding excavation operation when in use, the bucket teeth in the mining excavator bucket with the above structure are first inserted into the installation holes pre-opened in the bucket body during installation, and then fastened and installed by screwing the bolts one by one. The method of inserting and screwing the bolts one by one makes it inconvenient to disassemble and assemble a single bucket tooth, and it is not convenient to efficiently disassemble and replace the bucket tooth when it is worn. Summary of the invention

[0004] 1. Technical issues to be resolved

[0005] The technical problem to be solved by the utility model is to provide a mining excavator bucket which can release the limit of each bucket tooth by a single screwing operation and is convenient for efficient disassembly, assembly and replacement of the bucket teeth when they are worn.

[0006] (II) Technical solution

[0007] The utility model is implemented through the following technical scheme: the utility model proposes a mining excavator bucket, including a bucket body, bucket teeth are installed at equal intervals on the lower side of the opening of the bucket body, and a quick-loading mechanism is installed at the connection part of the bucket body and the bucket teeth, and the quick-loading mechanism includes an installation cavity opened at the bottom end of the bucket body and located at the bucket teeth, a rotating rod installed in the middle of the installation cavity, a bidirectional threaded portion formed at equal intervals on the outside of the rotating rod, two linkage rods symmetrically installed on each section of the bidirectional threaded portion, a limiting column installed on one side wall of each linkage rod, a plug-in table installed on the bucket body facing the bucket teeth, a slot opened in the bucket teeth and cooperating with the plug-in table, a connecting cavity opened in the plug-in table and located at the position of the linkage rod, a limiting groove opened on the inner side walls of the bucket teeth, and a hexagonal head installed on the rotating rod extending out of the bucket body.

[0008] Furthermore, two connecting frames are symmetrically installed in the middle of the top of the bucket body, and each of the connecting frames has two connecting pin holes.

[0009] By adopting the above technical solution, the connecting frame is mainly used to be connected with the hydraulic arm on the mining excavator, so as to realize the convenient movement of the bucket body along with the hydraulic arm of the mining excavator.

[0010] Furthermore, the installation cavity is a square cavity, and the rotating rod is rotatably connected to the installation cavity.

[0011] By adopting the above technical solution, convenient rotation adjustment of the rotating rod relative to the mounting cavity can be ensured.

[0012] Furthermore, the rotating rod passes through the linkage rod, and the linkage rod is screwed to the bidirectional threaded portion.

[0013] By adopting the above technical solution, the two corresponding linkage rods will move synchronously after the bidirectional threaded portion rotates.

[0014] Furthermore, the matching portion between the linkage rod and the installation cavity is also a square structure, and the connecting cavity is connected with the installation cavity.

[0015] By adopting the above technical solution, convenient sliding adjustment of the linkage rod in the connecting cavity can be ensured.

[0016] Furthermore, the limiting column matches the limiting groove in size, and the limiting groove does not penetrate the bucket tooth side wall.

[0017] By adopting the above technical solution, the limiting column is inserted into the limiting groove, which can ensure the stable cooperation between the bucket tooth and the inserting platform, so as to realize the rapid limiting installation of the bucket tooth.

[0018] Furthermore, the inserting platform is welded to the bucket body, and the size of the inserting platform matches the size of the slot.

[0019] By adopting the above technical solution, convenient insertion and assembly of the plug-in station and the ultra-high-speed mobile phone can be ensured.

[0020] (III) Beneficial effects

[0021] Compared with the prior art, the utility model has the following beneficial effects:

[0022] In order to solve the problem that the current mining excavator bucket mainly consists of a bucket body, a connecting frame installed on the top of the bucket body and bucket teeth installed on the lower side of the opening of the bucket body, the mining excavator bucket with the above structure can realize the corresponding excavation operation when in use, but the bucket teeth in the mining excavator bucket with the above structure are first inserted into the installation holes pre-opened in the bucket body during installation, and then fastened and installed by screwing bolts one by one. Due to the method of inserting and screwing bolts one by one, it is inconvenient to disassemble and assemble a single bucket tooth, and it is not convenient to install the bucket tooth when it is worn. In order to solve the problem of efficient disassembly, assembly and replacement, the utility model installs a quick-install mechanism at the connection position between the bucket tooth and the bucket body, so that when the bucket tooth is worn, the hexagonal head can be used to rotate the rotating rod and the bidirectional threaded portion. After the bidirectional threaded portion is rotated, the corresponding two linkage rods will be close to each other in the connecting cavity, so that the limiting column can be drawn out of the limiting groove in the bucket tooth, and the limiting of the bucket tooth is released, which facilitates the convenient disassembly, assembly and replacement of each bucket tooth. Because the limiting of each bucket tooth can be released through only one screwing operation under the above disassembly and assembly method, the disassembly, assembly and replacement efficiency of the bucket tooth when worn is improved. BRIEF DESCRIPTION OF THE DRAWINGS

[0023] Figure 1 It is a structural schematic diagram of a mining excavator bucket described in the utility model;

[0024] Figure 2 It is a top sectional view of a mining excavator bucket described in the utility model;

[0025] Figure 3 The utility model is a kind of mining excavator bucket Figure 2 The enlarged view of point A in the middle;

[0026] Figure 4 The utility model is a structural schematic diagram of a linkage rod in a bucket of a mining excavator.

[0027] The following are the descriptions of the reference numerals:

[0028] 1. Bucket body; 2. Bucket teeth; 3. Connecting frame; 4. Quick-install mechanism; 401. Installation cavity; 402. Bidirectional threaded portion; 403. Linking rod; 404. Limiting column; 405. Limiting groove; 406. Slot; 407. Insertion platform; 408. Connecting cavity; 409. Rotating rod; 4010. Hexagonal head. DETAILED DESCRIPTION

[0029] In order to make the purpose, technical solution and advantages of the utility model more clear, the utility model is further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described here are only used to explain the utility model and are not used to limit the utility model.

[0030] like Figure 1-Figure 4 As shown, a mining excavator bucket in this embodiment includes a bucket body 1, bucket teeth 2 are installed at equal intervals on the lower side of the opening of the bucket body 1, and a quick-installation mechanism 4 is installed at the connection position between the bucket body 1 and the bucket teeth 2. The quick-installation mechanism 4 includes an installation cavity 401 opened at the bottom end of the bucket body 1 and located at the bucket teeth 2, a rotating rod 409 installed in the middle of the installation cavity 401, a bidirectional threaded portion 402 formed at equal intervals on the outside of the rotating rod 409, two linkage rods 403 symmetrically installed on each section of the bidirectional threaded portion 402, a limiting column 404 installed on a side wall of each linkage rod 403, and a plug-in table 407 installed on the bucket body 1 facing the bucket teeth 2. , a slot 406 is provided in the bucket tooth 2 and cooperates with the insert 407, a connecting cavity 408 is provided in the insert 407 and is located at the position of the linkage rod 403, a limiting groove 405 is provided on the two side walls inside the bucket tooth 2, and a hexagonal head 4010 is installed on the end of the rotating rod 409 extending out of the bucket body 1. After the two-way threaded portion 402 is rotated, the corresponding two linkage rods 403 will move synchronously, and the limiting column 404 is inserted into the limiting groove 405 to ensure the stable cooperation between the bucket tooth 2 and the insert 407, so as to realize the rapid limiting installation of the bucket tooth 2, and the hexagonal head 4010 is mainly connected with the external hexagonal rotating sleeve to realize the convenient rotation and adjustment of the rotating rod 409.

[0031] like Figure 1-Figure 4 As shown, in this embodiment, two connecting frames 3 are symmetrically installed in the middle of the top of the bucket body 1, and each connecting frame 3 has two connecting pin holes. The connecting frame 3 is mainly used to connect with the hydraulic arm on the mining excavator so as to realize the convenient movement of the bucket body 1 with the hydraulic arm of the mining excavator.

[0032] like Figure 1-Figure 4 As shown, in this embodiment, the installation cavity 401 is a square cavity, and the rotating rod 409 is rotatably connected to the installation cavity 401, which can ensure the convenient rotation adjustment of the rotating rod 409 relative to the installation cavity 401, and the rotating rod 409 passes through the linkage rod 403, and the linkage rod 403 is screwed with the two-way threaded portion 402. The matching part between the linkage rod 403 and the installation cavity 401 is also a square structure, and the connecting cavity 408 is connected with the installation cavity 401, which can ensure the convenient sliding adjustment of the linkage rod 403 in the connecting cavity 408, the limit column 404 matches the size of the limit groove 405, and the limit groove 405 does not pass through the side wall of the bucket tooth 2, the insert 407 is welded to the bucket body 1, and the size of the insert 407 matches the size of the slot 406, which can ensure the convenient insertion of the insert 407 with the bucket body 1.

[0033] The specific implementation process of this embodiment is as follows: when in use, the bucket body 1 only needs to be installed on the mining excavator through the connecting frame 3, and then the bucket can be put into use. During use, when the worn bucket teeth 2 need to be replaced, the hexagonal head 4010 can be made to cooperate with the external rotating cylinder to realize the rotation of the rotating rod 409 and the bidirectional threaded portion 402. After the bidirectional threaded portion 402 is rotated, the corresponding two linkage rods 403 will be close to each other in the connecting cavity 408, so that the limiting column 404 is pulled out of the limiting groove 405 in the bucket tooth 2, and the limiting of the bucket tooth 2 is released, which facilitates the convenient disassembly and replacement of each bucket tooth 2. Because the limit of each bucket tooth 2 can be released by only one screwing operation under the above-mentioned disassembly and assembly method, the efficiency of disassembly and replacement of the bucket tooth 2 when worn is improved.

[0034] The above description of the disclosed embodiments enables those skilled in the art to implement or use the present invention. Various modifications to these embodiments will be apparent to those skilled in the art, and the general principles defined herein may be implemented in other embodiments without departing from the spirit or scope of the present invention. Therefore, the present invention will not be limited to the embodiments shown herein, but will conform to the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. A mining excavator bucket, characterized in that: The invention comprises a bucket body (1), wherein bucket teeth (2) are installed at equal intervals on the lower side of the opening of the bucket body (1), and a quick-installation mechanism (4) is installed at a portion of the bucket body (1) connected to the bucket teeth (2), wherein the quick-installation mechanism (4) comprises an installation cavity (401) provided at the bottom end of the bucket body (1) and located at the bucket teeth (2), a rotating rod (409) installed in the middle of the installation cavity (401), a bidirectional threaded portion (402) formed at equal intervals on the outside of the rotating rod (409), and two linkage rods (409) symmetrically installed on each section of the bidirectional threaded portion (402). 3), a limiting column (404) installed on one side wall of each linkage rod (403), a plug-in table (407) installed on the bucket body (1) directly opposite to the bucket tooth (2), a slot (406) provided in the bucket tooth (2) and cooperating with the plug-in table (407), a connecting cavity (408) provided in the plug-in table (407) and located at the position of the linkage rod (403), a limiting groove (405) provided on both side walls of the bucket tooth (2), and a hexagonal head (4010) installed on the rotating rod (409) and extending from one end of the bucket body (1).

2. A mining excavator bucket according to claim 1, characterized in that: Two connecting frames (3) are symmetrically mounted at the middle of the top end of the bucket body (1), and each of the connecting frames (3) is provided with two connecting pin holes.

3. The mining excavator bucket according to claim 1, characterized in that: The installation cavity (401) is a square cavity, and the rotating rod (409) is rotatably connected to the installation cavity (401).

4. The mining excavator bucket according to claim 1, characterized in that: The rotating rod (409) passes through the linkage rod (403), and the linkage rod (403) is screwed to the bidirectional threaded portion (402).

5. The mining excavator bucket according to claim 3, characterized in that: The matching portion between the linkage rod (403) and the installation cavity (401) is also a square structure, and the communication cavity (408) is connected to the installation cavity (401).

6. The mining excavator bucket according to claim 1, characterized in that: The size of the limiting column (404) matches that of the limiting groove (405), and the limiting groove (405) does not penetrate the side wall of the bucket tooth (2).

7. The mining excavator bucket according to claim 1, characterized in that: The inserting platform (407) is welded to the bucket body (1), and the size of the inserting platform (407) matches the size of the slot (406).

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