CN214693004U

CN214693004U - Novel mechanism for connecting crawler belt of crane and frame

Info

Publication number: CN214693004U
Application number: CN202022872741.2U
Authority: CN
Inventors: 许亮
Original assignee: Hunan Hangzhe Electromechanical Equipment Co ltd
Current assignee: Hunan Hangzhe Electromechanical Equipment Co ltd
Priority date: 2020-12-04
Filing date: 2020-12-04
Publication date: 2021-11-12
Anticipated expiration: 2030-12-04

Abstract

The utility model provides a novel mechanism that hoist track and frame are connected, which comprises a frame, there is the track frame the frame left and right sides, be connected through coupling mechanism between track frame and the frame, the fixed block is connected to the side around the frame, through sliding rod connection between the fixed block, adapter sleeve on the slide bar, the slide bar corresponds and has cup jointed the spring between controlling two sleeves, sleeve downside joint support pole one end, track frame medial surface lower extreme all is connected with nearest bracing piece other end is articulated, the slide bar top sets up the arc pole of two slopes from side to side, install the track on the track frame. This device balances the moment of torsion that the hoist side direction atress caused through bracing piece and arc pole, has improved the stability of hoist during operation, reduces rocking about the track frame simultaneously, and the side direction atress between two track frames can also be balanced to first spring moreover, makes two track frames undertake work wearing and tearing jointly, alleviates the operating pressure of single track frame, has improved the life of hoist.

Description

Novel mechanism for connecting crawler belt of crane and frame

Technical Field

The utility model belongs to the crane equipment field, specifically speaking are novel mechanism that hoist track and frame are connected.

Background

Traditional crane frame and track frame all are usually through fastener fixed connection to guarantee that hoist itself is firm reliable, but when the hoist shifts the heavy object in aerial side direction, very big lateral force can be born to hoist itself, and the fuselage can be relative ground to one side slope this moment, and the problem is more obvious especially in domatic during operation, and in the long run, metal fatigue takes place easily for the fastener of junction between frame and the track frame, thereby causes not hard up influence normal work.

SUMMERY OF THE UTILITY MODEL

The utility model provides a novel mechanism that hoist track and frame are connected for solve the defect among the prior art.

The utility model discloses a following technical scheme realizes:

a novel mechanism for connecting a crawler belt of a crane with a frame comprises a horizontally arranged frame, wherein crawler belt frames are arranged on the left side and the right side of the frame, the crawler belt frames are connected with the frame through a connecting mechanism, the front side surface and the rear side surface of the frame are fixedly connected with a left fixing block and a right fixing block, the left fixing block and the right fixing block are fixedly connected through a slide rod, the two fixing blocks which are opposite to each other in a left-right inserting mode are connected with two sleeves which are symmetrical in a left-right inserting mode, springs are sleeved between the two sleeves which correspond to the slide rod and the left and the right, the left ends and the right ends of the springs are fixedly connected with the corresponding sleeves, the lower side surfaces of the sleeves are hinged with one end of a support rod, the lower end of the inner side surface of the crawler belt frame is hinged with the other end of the nearest support rod, two arc rods which are inclined in the left direction and the right direction are arranged above the slide rod, the concave surfaces of the arc rods are opposite in the front and the rear direction, the upper end of the inner side surface of the left arc rod is hinged with the sleeve on the left side surface of the left side of the crawler belt frame, the upper end of the arc-shaped rod on the right side is hinged with the upper end of the inner side surface of the crawler frame on the right side, the lower end of the arc-shaped rod is hinged with the sleeve on the left side, and the crawler frame is provided with a crawler in a matching mode.

The novel mechanism for connecting the crawler belt of the crane and the rack is characterized in that the outer sides of the support rods are sleeved with protective sleeves.

According to the novel mechanism for connecting the crawler belt of the crane and the rack, the two crawler belt racks are fixedly connected through the fixing rods.

The utility model has the advantages that: when the crane transports heavy objects rightwards, the rack moves leftwards, so that the middle part of the crawler frame is pushed leftwards by the rack, meanwhile, the lower side of the crawler frame is subjected to right friction force given to the crawler frame by the ground, the crawler frame receives anticlockwise torque, and the crawler frame inclines leftwards and shakes. Therefore, the torque in the anticlockwise direction borne by the crawler frames is balanced, when the suspension arm is positioned on one side of the crane, the center of the crane deviates, so that the anticlockwise torque borne by the left crawler frame and the anticlockwise torque borne by the right crawler frame are different, if the torque borne by the left crawler frame is larger than the torque borne by the right crawler frame, the inclination of the left crawler frame when the left crawler frame inclines to the left is larger than the inclination of the right crawler frame, under the action of the two arc-shaped rods, the leftward movement distance of the sleeve on the right is larger than the leftward movement distance of the sleeve on the left, the two sleeves are relatively close to each other, the first spring is compressed to generate leftward thrust on the sleeve on the left and generate rightward thrust on the sleeve on the right, the leftward thrust generated by the first spring on the sleeve on the left is converted into tensile force on the upper side of the right crawler frame through the arc-shaped rods on the right, and the torque borne by the right crawler frame is increased, meanwhile, the thrust of the first spring to the right sleeve is converted into a rightward pulling force to the upper side of the left crawler frame through the left arc-shaped rod, so that the torsion on the left crawler frame is reduced, the torques of the left crawler frame and the right crawler frame are close to each other, and the two crawler frames share the lateral force received by the crane; the utility model discloses a moment of torsion that bracing piece and arc pole balance crane side direction atress caused has improved the stability of hoist during operation, it rocks to reduce the controlling of track frame simultaneously, connection stability between track frame and the frame has been guaranteed, and the side direction atress between two track frames can also be balanced to first spring in addition, makes two track frames undertake work wearing and tearing jointly, alleviates the operating pressure of single track frame, and the track frame that prevents one side damages seriously, leads to the machine to be unable, has improved the life of hoist.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive labor.

Fig. 1 is a schematic structural view of the present invention; fig. 2 is an enlarged view of the view from the direction a of fig. 1.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

A novel mechanism for connecting a crane crawler and a frame comprises a frame 1 which is horizontally arranged, crawler frames 2 are arranged on the left side and the right side of the frame 1, the crawler frames 2 are connected with the frame 1 through connecting mechanisms 3, the front side and the rear side of the frame 1 are fixedly connected with a left fixed block 4 and a right fixed block 4, the left fixed block 4 and the right fixed block 4 which are opposite are fixedly connected through a sliding rod 5, the sliding rod 5 is connected with two sleeves 6 which are bilaterally symmetrical in an inserting way, a spring is sleeved between the two sleeves 6 which correspond to the sliding rod 5, the left end and the right end of the spring are fixedly connected with the corresponding sleeves 6, the lower side surfaces of the sleeves 6 are hinged with one end of a supporting rod 7, the lower end of the inner side surface of the crawler frame 2 is hinged with the other end of the nearest supporting rod 7, two arc-shaped rods 8 which incline left and right are arranged above the sliding rod 5, the concave surfaces of the arc-shaped rods 8 are opposite front and rear, the upper ends of the arc-shaped rods 8 on the left side are hinged with the upper end of the inner side surface of the left crawler frame 2, and the lower end is hinged with the sleeve 6 on the right side, the upper end of the arc-shaped rod 8 on the right side is hinged with the upper end of the inner side surface of the crawler frame 2 on the right side, the lower end is hinged with the sleeve 6 on the left side, and a crawler 9 is installed on the crawler frame 2 in a matched mode. If the crane transports heavy objects to the right, the frame 1 moves to the left, so that the middle part of the crawler frame 2 receives leftward thrust force given to the frame 1, and meanwhile, the lower side of the crawler frame 2 receives rightward friction force given to the crane from the ground, so that the crawler frame 2 receives counterclockwise torque, and the crawler frame 2 tilts and shakes to the left, when the left crawler frame 2 tilts to the left, the left arc-shaped rod 8 gives rightward tension to the upper part of the left crawler frame 2, the right sleeve 6 moves to the left, and under the action of the right support rod 7, the right crawler frame 2 receives leftward tension, and similarly, when the right crawler frame 2 tilts to the left, the right crawler frame receives rightward thrust force given to the right arc-shaped rod 8, the left sleeve 6 moves, and under the action of the left support rod 7, the lower side of the left crawler frame 2 receives leftward thrust force given to the left support rod 7, therefore, the two crawler frames 2 form a clockwise torque, so as to balance the counterclockwise torque applied to the crawler frames 2, when the boom is located on one side of the crane, the center of the crane deviates, so that the counterclockwise torques applied to the left and right crawler frames 2 are different, if the torque applied to the left crawler frame 2 is greater than the torque applied to the right crawler frame 2, the inclination of the left crawler frame 2 when the left crawler frame 2 inclines to the left is greater than the inclination of the right crawler frame 2, under the action of the two arc-shaped rods 8, the distance that the right sleeve 6 moves to the left is greater than the distance that the left sleeve moves to the left, so that the two sleeves 6 are relatively close to each other, the compression of the first spring generates a leftward thrust to the left sleeve 6 and a rightward thrust to the right sleeve 6, the leftward thrust generated by the first spring to the left sleeve 6 is converted into a tensile force to the upper side of the right crawler frame 2 through the right arc-shaped rod 8, the torque borne by the right crawler frame 2 is increased, and meanwhile, the thrust of the first spring to the right sleeve 6 is converted into a rightward pulling force to the upper side of the left crawler frame 2 through the left arc-shaped rod 8, so that the torque on the left crawler frame 2 is reduced, the torques of the left crawler frame 2 and the right crawler frame 2 are close to each other, and the two crawler frames 2 bear the lateral force received by the crane together; the utility model discloses a moment of torsion that bracing

piece

7 and 8 balanced hoist side directions atress of arc pole caused, the stability of hoist during operation has been improved, it rocks to reduce simultaneously about crawler frame 2, connection stability between crawler frame 2 and the frame 1 has been guaranteed, and the side direction atress between two crawler frames 2 of first spring can also balanced in addition, make two crawler frames 2 undertake work wearing and tearing jointly, alleviate the operating pressure of single crawler frame 2, it is serious to prevent that crawler frame 2 of one side from damaging, lead to the machine to be unable, the life of hoist has been improved.

Specifically, as shown in the figure, the outer sides of the support rods 7 described in this embodiment are all sleeved with a protective sleeve 10. The position of the supporting rod 7 is close to the ground, the supporting rod easily collides with the ground at any time when the supporting rod runs on the uneven ground, metal fatigue can be caused by long-term exposure and collision, the protective sleeve 10 is added to protect the supporting rod 7, and the service life of the device is prolonged.

Specifically, as shown in the figure, the two track frames 2 of the present embodiment are fixedly connected by a plurality of fixing rods 11. The fixing rod 11 can structurally reinforce the two crawler frames 2, so that the shaking of the crawler frames 2 during working is reduced, the relative stability between the two crawler frames 2 is improved, the rack 1 and the crawler frames 2 are stably connected, and the structural stability of the crane is improved.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.

Claims

1. The utility model provides a novel mechanism that hoist track and frame are connected which characterized in that: comprises a horizontally arranged frame (1), wherein the left side and the right side of the frame (1) are respectively provided with a crawler frame (2), the crawler frames (2) are connected with the frame (1) through a connecting mechanism (3), the front side and the rear side of the frame (1) are respectively fixedly connected with a left fixed block (4) and a right fixed block (4), the left fixed block (4) and the right fixed block (4) which are opposite are fixedly connected through a sliding rod (5), the sliding rod (5) is connected with two sleeves (6) which are bilaterally symmetrical in an inserting way, the sliding rod (5) is correspondingly sleeved with a spring between the left sleeve (6) and the right sleeve (6), the left end and the right end of the spring are respectively fixedly connected with the corresponding sleeve (6), the lower side surface of the sleeve (6) is respectively hinged with one end of a support rod (7), the lower end of the inner side surface of the crawler frame (2) is respectively hinged with the other end of the nearest support rod (7), two arc-shaped rods (8) which are inclined left and right are arranged above the sliding rod (5), the concave surfaces of the arc-shaped rods (8) are opposite front and rear, the upper end of the arc-shaped rod (8) on the left side is hinged with the upper end of the inner side surface of the crawler frame (2) on the left side, the lower end of the arc-shaped rod is hinged with the sleeve (6) on the right side, the upper end of the arc-shaped rod (8) on the right side is hinged with the upper end of the inner side surface of the crawler frame (2) on the right side, the lower end of the arc-shaped rod is hinged with the sleeve (6) on the left side, and the crawler (9) is installed on the crawler frame (2) in a matched mode.

2. The novel mechanism of claim 1 for connecting a crane crawler to a frame, wherein: the outer sides of the support rods (7) are sleeved with protective sleeves (10).

3. The novel mechanism of claim 1 for connecting a crane crawler to a frame, wherein: the two crawler frames (2) are fixedly connected through a plurality of fixing rods (11).