阅读说明：本技术 一种履带起重机用配重装置 (Counterweight device for crawler crane ) 是由 肖华 薛振 刘威 杨慧杰 于 2019-11-28 设计创作，主要内容包括：本发明公开了一种履带起重机用配重装置,包括装置主体,所述装置主体的上端拐角处安装有四组限制板,所述限制板的上端安装有延长板,所述延长板的前端外表面与限制板的前端外表面均设置有连接合页,所述延长板的一侧外表面与限制板的一侧外表面均设置有固定机构,所述装置主体的下端外表面边缘处安装有连接块,所述连接块的外侧安装有安装基座,所述安装基座的上端外表面的连接块的前方安装有限位机构,所述装置主体的上端面的限制板的内侧放置有配重块。本发明所述的一种履带起重机用配重装置,能够便于进行安装,且能够便于进行收纳、运输。(The invention discloses a counterweight device for a crawler crane, which comprises a device main body, wherein four groups of limiting plates are arranged at the corners of the upper end of the device main body, an extension plate is arranged at the upper end of each limiting plate, connecting hinges are respectively arranged on the outer surface of the front end of each extension plate and the outer surface of the front end of each limiting plate, fixing mechanisms are respectively arranged on the outer surface of one side of each extension plate and the outer surface of one side of each limiting plate, a connecting block is arranged at the edge of the outer surface of the lower end of the device main body, an installation base is arranged on the outer side of each connecting block, a limiting mechanism is arranged in front of the connecting block on the outer surface of the upper end of the installation base. The counterweight device for the crawler crane can be conveniently installed and can be conveniently stored and transported.)

1. The utility model provides a counter weight device for crawler crane, includes device main part (1), its characterized in that: four sets of limiting plates (2) are installed to the upper end corner of device main part (1), extension plate (3) are installed to the upper end of limiting plate (2), the front end surface of extension plate (3) all is provided with connection hinge (4) with the front end surface of limiting plate (2), one side surface of extension plate (3) all is provided with fixed establishment (5) with one side surface of limiting plate (2), lower extreme surface edge of device main part (1) installs connecting block (8), mounting base (7) are installed in the outside of connecting block (8), stop gear (9) are installed in the place ahead of connecting block (8) of the upper end surface of mounting base (7), balancing weight (6) have been placed to the inboard of limiting plate (2) of the up end of device main part (1).

2. The counterweight device for a crawler crane according to claim 1, wherein: the outer surface of the lower end of the extension plate (3) is fixedly connected with the outer surface of the upper end of the device main body (1) through a limiting plate (2), a welding wire is arranged between the limiting plate (2) and the device main body (1), and the outer surface of the lower end of the limiting plate (2) is fixedly connected with the outer surface of the upper end of the device main body (1) through the welding wire.

3. The counterweight device for a crawler crane according to claim 1, wherein: fixed establishment (5) are including installing No. two fixed block (52) at the one side surface of extension plate (3) fixed block (51) and installing at the one side surface of limiting plate (2), and the lower terminal surface of a fixed block (51) and the upper end surface of No. two fixed block (52) laminate mutually, fixed screw (53) have all been seted up through to the upper end surface of an upper end surface of fixed block (51) and the upper end surface of No. two fixed block (52), the inside of fixed screw (53) is screwed and is had fixing stud (54).

4. The counterweight device for a crawler crane according to claim 1, wherein: the outer surface of the lower end of the extension plate (3) is movably connected with the outer surface of the upper end of the limiting plate (2) through a connecting hinge (4), a screw is arranged between the connecting hinge (4) and the extension plate (3), and the outer surface of the rear end of the connecting hinge (4) is fixedly connected with the outer surface of the front end of the extension plate (3) through the screw.

5. The counterweight device for a crawler crane according to claim 1, wherein: stop gear (9) are including seting up restriction groove (91) at the upper end surface of mounting base (7), elastic rubber pad (92) are installed to the inner wall of restriction groove (91), the internally mounted of restriction groove (91) has limiting plate (93), and the rear end face of limiting plate (93) is laminated mutually with the preceding terminal surface of connecting block (8).

6. The counterweight device for a crawler crane according to claim 1, wherein: the outer surface of the upper end of the device main body (1) is provided with an anti-skid groove.

Technical Field

The invention relates to the field of crawler cranes, in particular to a counterweight device for a crawler crane.

Background

The crawler crane is a mobile crane which is provided with a hoisting operation part arranged on a crawler chassis and runs by a crawler device, wherein in order to ensure the stability of the crawler crane in the use process, people usually install a counterweight device on the crawler crane to ensure the stability of the crawler crane in the use process; the counterweight device for the crawler crane has the advantages that certain defects exist when the counterweight device is used, the counterweight device is not convenient to install, is not convenient to store and transport, brings certain adverse effects to actual use, and therefore the counterweight device for the crawler crane is provided.

Disclosure of Invention

The invention mainly aims to provide a counterweight device for a crawler crane, which can effectively solve the problems in the background technology.

In order to achieve the purpose, the invention adopts the technical scheme that:

the utility model provides a counter weight device for crawler crane, includes the device main part, four group's limiting plates are installed to the upper end corner of device main part, the extension plate is installed to the upper end of limiting plate, the front end surface of extension plate and the front end surface of limiting plate all are provided with the connection hinge, one side surface of extension plate and one side surface of limiting plate all are provided with fixed establishment, the connecting block is installed to the lower extreme surface edge of device main part, the mounting base is installed in the outside of connecting block, stop gear is installed in the place ahead of the connecting block of the upper end surface of mounting base, the balancing weight has been placed to the inboard of the limiting plate of the up end of device main part.

Preferably, the outer surface of the lower end of the extension plate is fixedly connected with the outer surface of the upper end of the device main body through a limiting plate, a welding wire is arranged between the limiting plate and the device main body, and the outer surface of the lower end of the limiting plate is fixedly connected with the outer surface of the upper end of the device main body through the welding wire.

Preferably, fixed establishment is including installing the fixed block No. one at one side surface of extension plate and installing No. two fixed blocks at one side surface of limiting plate, and the lower terminal surface of a fixed block laminates with the upper end surface of No. two fixed blocks mutually, the upper end surface of a fixed block and the upper end surface of No. two fixed blocks all run through and have seted up fixed screw, the inside of fixed screw is screwed there is fixing stud.

Preferably, the outer surface of the lower end of the extension plate is movably connected with the outer surface of the upper end of the limiting plate through a connecting hinge, a screw is arranged between the connecting hinge and the extension plate, and the outer surface of the rear end of the connecting hinge is fixedly connected with the outer surface of the front end of the extension plate through a screw.

Preferably, stop gear is including seting up the restriction groove at the upper end surface of mounting base, the elastic rubber pad is installed to the inner wall in restriction groove, the internally mounted in restriction groove has the limiting plate, and the rear end face of limiting plate laminates with the preceding terminal surface of connecting block mutually.

Preferably, the outer surface of the upper end of the device main body is provided with an anti-slip groove.

Compared with the prior art, the invention has the following beneficial effects: because of the arrangement of the fixing mechanism, the fixing stud can be screwed out of the fixing screw hole, so that the first fixing block and the second fixing block can be separated, then the extension plate is turned downwards, the extension plate can be folded together with the limiting plate, so that the space occupied area of the counterweight device for the crawler crane is reduced, and the advantage of convenient storage and transportation is further achieved, because the limiting mechanism is arranged, the device body is pushed on the pre-fixed mounting base, meanwhile, the connecting block at the lower end of the device body slides in the mounting base, after the connecting block completely enters the mounting base, the limiting plate is placed in the limiting groove, meanwhile, the elastic rubber pad is deformed under the action of the limiting plate and generates reaction force to fix the limiting plate in the limiting groove, so that the connecting block is fixed in the mounting base, namely, the device body is fixed on the mounting base to finish the installation, thereby realizing the advantage that the installation is convenient, and the using effect is better than the traditional mode.

Drawings

FIG. 1 is a schematic view of the overall structure of a counterweight device for a crawler crane according to the present invention;

FIG. 2 is a cross-sectional view of a fixing mechanism of a counterweight device for a crawler crane according to the present invention;

FIG. 3 is a sectional view of the attachment of the main body of the counterweight device for a crawler crane to the mounting base according to the present invention;

fig. 4 is a schematic view of a mounting base of a counterweight device for a crawler crane according to the present invention.

In the figure: 1. a device main body; 2. a limiting plate; 3. an extension plate; 4. connecting a hinge; 5. a fixing mechanism; 51. a first fixed block; 52. a second fixed block; 53. fixing screw holes; 54. fixing the stud; 6. a balancing weight; 7. mounting a base; 8. connecting blocks; 9. a limiting mechanism; 91. a limiting groove; 92. an elastic rubber pad; 93. and a limiting plate.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.

As shown in fig. 1-4, a counter weight device for crawler crane, including device main part 1, four group's limiting plate 2 are installed to the upper end corner of device main part 1, extension plate 3 is installed to the upper end of limiting plate 2, the front end surface of extension plate 3 all is provided with connection hinge 4 with the front end surface of limiting plate 2, one side surface of extension plate 3 and one side surface of limiting plate 2 all are provided with fixed establishment 5, lower extreme surface edge of device main part 1 installs connecting block 8, mounting base 7 is installed in the outside of connecting block 8, stop gear 9 is installed in the place ahead of connecting block 8 of the upper end surface of mounting base 7, balancing weight 6 has been placed to the inboard of limiting plate 2 of the up end of device main part 1.

The outer surface of the lower end of the extension plate 3 is fixedly connected with the outer surface of the upper end of the device main body 1 through the limiting plate 2, welding wires are arranged between the limiting plate 2 and the device main body 1, the outer surface of the lower end of the limiting plate 2 is fixedly connected with the outer surface of the upper end of the device main body 1 through the welding wires, the welding wires play a role in welding the limiting plate 2 and the device main body 1 together, and the limiting plate 2 plays a role in limiting blocking.

Fixing mechanism 5 is including installing No. one fixed block 51 at one side surface of extension plate 3 and installing No. two fixed blocks 52 at one side surface of limiting plate 2, and the lower terminal surface of No. one fixed block 51 is laminated with the upper end surface of No. two fixed blocks 52, the upper end surface of No. one fixed block 51 all runs through with the upper end surface of No. two fixed blocks 52 and has seted up fixed screw 53, the inside of fixed screw 53 is screwed and has been had fixing stud 54, No. one fixed block 51, No. two fixed blocks 52 play the effect of connecting, fixing stud 54 plays the fixed effect of connecting.

The outer surface of the lower end of the extension plate 3 is movably connected with the outer surface of the upper end of the limiting plate 2 through a connecting hinge 4, a screw is arranged between the connecting hinge 4 and the extension plate 3, the outer surface of the rear end of the connecting hinge 4 is fixedly connected with the outer surface of the front end of the extension plate 3 through a screw, the screw plays a role in fixing the connecting hinge 4 and the extension plate 3 together, and the connecting hinge 4 plays a role in connection and turnover.

Limiting mechanism 9 is including seting up the restriction groove 91 at the upper end surface of mounting base 7, and elastic rubber pad 92 is installed to the inner wall of restriction groove 91, and the internally mounted of restriction groove 91 has limiting plate 93, and limiting plate 93's rear end face and the preceding terminal surface of connecting block 8 are laminated mutually, and limiting plate 93 plays the effect that spacing blockked, and elastic rubber pad 92 plays increase frictional force and produces the effect of extrusion force.

The outer surface of the upper end of the device main body 1 is provided with an anti-skid groove.

It should be noted that, in the counterweight device for a crawler crane of the present invention, when in use, a user may push the device body 1 onto the mounting base 7 fixed in advance, and at the same time, the connecting block 8 at the lower end of the device body 1 slides in the mounting base 7, after the connecting block 8 completely enters the mounting base 7, the user places the limiting plate 93 into the limiting groove 91, and at the same time, the elastic rubber pad 92 deforms under the action of the limiting plate 93 and generates a reaction force to fix the limiting plate 93 into the limiting groove 91, so that the connecting block 8 is fixed in the mounting base 7, that is, the device body 1 is fixed on the mounting base 7, and then the user may place multiple sets of counterweights 6 in the limiting plate 2 on the device body 1 as required to achieve the purpose of counterweight, when the device body 1 needs to be stored and transported, the user may unscrew the fixing stud 54 from the fixing screw hole 53, make its fixed block 51 and No. two fixed blocks 52 can separate, the user overturns extension plate 3 downwards afterwards, makes its extension plate 3 can fold together with limiting plate 2 to this space area who reduces this counter weight device for crawler crane is so that accomodate, transport, and is comparatively practical.

The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.