CN220351572U - Safety protection device for track plate of crawler crane - Google Patents

Abstract

The utility model relates to the technical field of crawler cranes, in particular to a safety protection device for a crawler plate of a crawler crane, which comprises a base and guide plates fixedly connected to the front side of the base, wherein the left side and the right side of the base are respectively provided with a positioning assembly, each positioning assembly comprises a rotating rod rotationally connected with the base, the outer surface of each rotating rod is fixedly connected with a plurality of pressing plates, the inner sides of the pressing plates are respectively fixedly connected with a plurality of pressing blocks, the inner part of the front end of the base is slidably connected with a supporting plate, and one end, close to the supporting plate, of each rotating rod is fixedly connected with a gear. The utility model has the advantages that: through setting up locating component, can utilize the rolling of track shoe to impel the clamp plate to drive the briquetting and get into the inner circle of track shoe, then utilize the meshing piece block of briquetting and track shoe inner wall to play fixed action to the track, simple structure, it is convenient to use, jolts in the transportation effectively and leads to the track to take place to rock, has improved the stability when transporting.

Description

Safety protection device for track plate of crawler crane

Technical Field

The utility model relates to the technical field of crawler cranes, in particular to a safety protection device for a crawler plate of a crawler crane.

Background

The crawler crane is a self-propelled crane for high-rise building construction, the bottom of the crawler crane is used for realizing the movement of the crane through a crawler structure, the crawler ground area is larger, the trafficability is better, the adaptability is stronger when facing various complex terrains, the crawler crane can walk with load, and great convenience is provided for various operations such as material carrying in industries such as building, petroleum, chemical industry, electric power and traffic, and the working efficiency is effectively improved. In a crawler crane, a track plate is one of important structures forming a chassis of the crane, the crawler crane has large self weight and needs to additionally bear heavy load during operation, so that the manufacture of the track plate with high strength is an important guarantee that the crawler crane can complete the lifting function of the crawler crane.

The utility model discloses a movable arm rotatory crawler crane track protection device in chinese patent CN217730315U, this movable arm rotatory crawler crane track protection device, through being provided with the base, the upper end of base is provided with two movable seats, support the track of hoist and mount hoist, movable seat accessible two-way lead screw one adjusts the interval, be fit for not unidimensional hoist and mount hoist, the commonality of device has been improved, the both sides of movable seat are provided with the fly frame, the accessible two-way lead screw is adjusted front and back the distance, the inside fly leaf that is provided with of fly frame, reciprocate through the cylinder, laminating to the upper end of track, the lower extreme of fly frame is provided with the lug, the block plays the fixed action between the track to the track, prevent that jolting from leading to the track to taking place to rock in the transportation, stability has been improved, play the guard action to the track.

The shape of the existing crane crawler, such as one of the boom assist devices and crawler cranes disclosed in chinese patent CN 203612849U.

Compared with the prior art in the related art, because the two ends of the track shoe after being installed are arc-shaped, the distance between the movable seats cannot be adjusted in advance due to the influence of the movable frame before the crane is completely opened to the base, but because the crane is heavier, the movable seats are difficult to control to slide only through the bidirectional screw rod after being pressed by the crane, the movable frame cannot enter the track shoe inner ring to play a fixed role on the track, and the equipment operation needs a plurality of groups of motors and a plurality of groups of cylinders to be matched for use, so that the finished product production is higher, and the operation steps are more complex.

Disclosure of Invention

The object of the present utility model is to solve at least one of the technical drawbacks.

The utility model aims to overcome the defects of the prior art, solve the problems in the background art and provide a safety protection device for a track plate of a crawler crane.

The aim of the utility model is achieved by the following technical scheme: the utility model provides a safety arrangement of crawler crane track shoe, is in including base station and fixed connection the baffle of base station front side, the left and right sides of base station all is equipped with locating component, locating component include with the dwang that the base station rotated and is connected, the surface fixedly connected with of dwang a plurality of clamp plates, the inboard of clamp plate is a plurality of briquetting of all fixedly connected with, the inside sliding connection of base station front end has the backup pad, the dwang is close to the equal fixedly connected with gear of one end of backup pad, the backup pad corresponds a plurality of meshing groove has all been seted up to the position of gear.

Preferably, the guide plate is triangular in shape.

By adopting the technical scheme, the shape of the guide plate is introduced.

Preferably, the base station is located the position of dwang has all seted up the rotation hole, the base station is located the both ends of dwang all inlay and have the bearing.

Through adopting above-mentioned technical scheme, can reduce the frictional force when dwang rotates, improve the stability when dwang rotates.

Preferably, the shape of the pressing plate is L-shaped, and the position of the base station, which is positioned on the pressing plate, is provided with a first movable groove.

By adopting the technical scheme, the shape of the pressing plate is introduced.

Preferably, the base station is located the position of backup pad has seted up the sliding tray, the base station is located the position of gear has all been seted up the second movable groove, two the second movable groove all with the sliding tray is linked together.

By adopting the technical scheme, the stability of the supporting plate during sliding can be improved.

Preferably, a pin shaft is inserted into one side, close to the supporting plate, of the front end of the base station, an insertion hole is formed in one side, close to the top, of the supporting plate, a round corner is formed in the inlet of the insertion hole, and a round corner is formed in the end portion of the pin shaft.

By adopting the technical scheme, the pin shaft can be conveniently inserted into the jack, so that the pin shaft is utilized to limit the supporting plate.

Compared with the prior art, the utility model has the following advantages:

this safety arrangement of crawler crane track shoe, through setting up locating component, can utilize the rolling of track shoe to impel the clamp plate to drive the inner circle that the briquetting got into the track shoe, then utilize the meshing piece block of briquetting and track shoe inner wall to play fixed action to the track, simple structure, it is convenient to use, effectively prevents to jolt in the transportation and leads to the track to take place to rock, has improved the stability when transporting, plays the guard action to the track.

Drawings

In order to more clearly illustrate the embodiments of the utility model or the technical solutions of the prior art, the drawings that are necessary for the description of the embodiments or the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model and that other drawings can be obtained according to these drawings without inventive faculty for a person skilled in the art.

FIG. 1 is a schematic view of the structure of the present utility model prior to securing a track shoe;

FIG. 2 is a schematic view of the track shoe of the present utility model after it has been secured;

FIG. 3 is a schematic view of a first working state of the platen of the present utility model;

FIG. 4 is a schematic view of a second working state of the platen of the present utility model;

FIG. 5 is a schematic view of a positioning assembly according to the present utility model;

fig. 6 is a schematic diagram of a split structure of the pin shaft and the support plate of the present utility model.

In the figure: 1. a base station; 101. a first movable groove; 102. a sliding groove; 103. a second movable groove; 2. a guide plate; 3. a positioning assembly; 301. a rotating lever; 302. a pressing plate; 303. briquetting; 304. a gear; 4. a support plate; 401. a meshing groove; 402. a jack; 5. and a pin shaft.

Detailed Description

Additional aspects and advantages of the utility model will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by practice of the utility model.

As shown in figures 1-6, a safety protection device for track shoes of a crawler crane comprises a base 1 and a guide plate 2 fixedly connected to the front side of the base 1, wherein the guide plate 2 is triangular, the track shoes of the crawler crane can be conveniently arranged on the base 1 by utilizing the triangular guide plate 2, the left side and the right side of the base 1 are respectively provided with a positioning component 3, the positioning component 3 comprises a rotating rod 301 rotationally connected with the base 1, the position of the base 1 positioned on the rotating rod 301 is respectively provided with a rotating hole, the two ends of the base 1 positioned on the rotating rod 301 are respectively embedded with a bearing, the two ends of the rotating rod 301 are respectively inserted into the inner wall of the bearing, the outer surface of the rotating rod 301 is fixedly connected with a plurality of pressing plates 302, the shape of each pressing plate 302 is L-shaped, the position of the base 1 positioned on the pressing plates 302 is respectively provided with a first movable groove 101, the inner sides of the pressing plates 302 are respectively fixedly connected with a plurality of pressing blocks 303, the pressing block 303 is matched with the engagement block of the inner wall of the track shoe, so that the pressing block 303 can be used for being clamped with the engagement block of the inner wall of the track shoe, the engagement block of the track shoe is a known technology in the technical field, the specific structure of the engagement block is not described in detail, the inside of the front end of the base 1 is slidably connected with the supporting plate 4, one end of the rotating rod 301 close to the supporting plate 4 is fixedly connected with the gear 304, the sliding groove 102 is formed in the position of the base 1, which is positioned on the supporting plate 4, the second movable grooves 103 are formed in the position of the base 1, which is positioned on the gear 304, the two second movable grooves 103 are communicated with the sliding groove 102, a plurality of engagement grooves 401 are formed in the position of the supporting plate 4, which corresponds to the gear 304, a pin 5 is inserted into one side of the front end of the base 1, which is close to the top, of the supporting plate 4 is provided with the jack 402, the entrance of the jack 402 is provided with a round angle, rounded corners are formed at the end parts of the pin shafts 5.

The working process of the utility model is as follows:

s1, when in transportation, a crawler crane is opened to a base station 1, and then a triangular guide plate 2 is utilized to facilitate the crawler crane track plate to be arranged on the base station 1;

s2, when the track plate of the crawler crane rolls to the supporting plate 4, the supporting plate 4 is pressed into the sliding groove 102, and then the rotating rod 301 can be driven to rotate under the cooperation of the meshing groove 401 and the gear 304;

s3, when the rotating rod 301 rotates, the pressing plate 302 drives the pressing block 303 to enter the inner ring of the track shoe, and then the pressing block 303 is clamped with the meshing block on the inner wall of the track shoe, so that the track is fixed;

s4, after the pressing block 303 is clamped with the engagement block on the inner wall of the track shoe, the pin shaft 5 is inserted into the insertion hole 402 of the supporting plate 4, so that the supporting plate 4 and the rotating rod 301 keep the existing state.

The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims.

Claims (6)

1. The utility model provides a safety arrangement of crawler crane grip-pad which characterized in that: including base station (1) and fixed connection are in baffle (2) of base station (1) front side, the left and right sides of base station (1) all is equipped with locating component (3), locating component (3) include with dwang (301) that base station (1) rotated and are connected, the surface fixedly connected with of dwang (301) a plurality of clamp plates (302), the inboard of clamp plate (302) is all fixedly connected with a plurality of briquetting (303), the inside sliding connection of base station (1) front end has backup pad (4), dwang (301) are close to the equal fixedly connected with gear (304) of one end of backup pad (4), a plurality of meshing groove (401) have all been seted up to the position that backup pad (4) corresponds gear (304).

2. The safety protection device for track shoes of a crawler crane according to claim 1, wherein: the guide plate (2) is triangular in shape.

3. The safety protection device for track shoes of a crawler crane according to claim 1, wherein: the base station (1) is located at the position of the rotating rod (301) and is provided with rotating holes, and bearings are embedded at two ends of the base station (1) located at the rotating rod (301).

4. The safety protection device for track shoes of a crawler crane according to claim 1, wherein: the shape of the pressing plate (302) is L-shaped, and the position of the base (1) positioned on the pressing plate (302) is provided with a first movable groove (101).

5. The safety protection device for track shoes of a crawler crane according to claim 1, wherein: the base station (1) is located the position of backup pad (4) has seted up sliding tray (102), the base station (1) is located the position of gear (304) has all been seted up second movable groove (103), two second movable groove (103) all with sliding tray (102) are linked together.

6. The safety protection device for track shoes of a crawler crane according to claim 1, wherein: the utility model discloses a base station, including base station (1), backup pad (4), jack (402) have been seted up to one side that base station (1) front end is close to backup pad (4), one side that backup pad (4) is close to the top has been seted up jack (402), the fillet has been seted up to the entrance of jack (402), the fillet has been seted up to the tip of round pin axle (5).