CN217173010U

CN217173010U - Limiting device for crane trolley

Info

Publication number: CN217173010U
Application number: CN202220139784.6U
Authority: CN
Inventors: 徐猛
Original assignee: Xinjiang Kai Kai Electrical Manufacturing Co ltd
Current assignee: Xinjiang Kai Kai Electrical Manufacturing Co ltd
Priority date: 2022-01-19
Filing date: 2022-01-19
Publication date: 2022-08-12
Anticipated expiration: 2032-01-19

Abstract

The utility model relates to the technical field of crane equipment, in particular to a limiting device of a crane trolley, which comprises a girder, wherein two ends of the girder are provided with stand columns, the girder is provided with the crane trolley in a moving way, the bottom end of the crane trolley is provided with a moving wheel, the stand columns are provided with buffer mechanisms, two ends of the crane trolley are provided with limiting mechanisms, and the buffer mechanisms and the limiting mechanisms are arranged in a matching way; speed-limiting belts and wheel check blocks are installed at two ends of the main beam. The utility model discloses a be equipped with buffer gear on the stand, be equipped with stop gear at the both ends of monkey, can be when needing to stop the monkey, through the collision of buffer gear and stop gear, make the monkey stop, protect the monkey when stopping, avoid the monkey to be damaged; through setting up speed limit area and wheel dog, the speed of accessible speed limit area restriction monkey, through the setting of wheel dog, can further stop the monkey, effectual protection monkey.

Description

Limiting device for crane trolley

Technical Field

The utility model relates to a technical field of crane equipment especially relates to a monkey stop device.

Background

The crane trolley is an important part of a hoisting device of a crane, the crane trolley is arranged on a crane main beam and travels on a track on the crane main beam to realize the transverse movement of a hoisted object, and due to the fact that the crane trolley has large dead weight and irregular appearance, the danger that the trolley rushes out of the track can occur if the crane trolley breaks down in the moving process of the crane trolley.

At present, the limit device for the crane trolley is only provided with anti-collision devices at two ends of a track, but the crane trolley cannot be effectively stopped by the aid of the method, and the crane trolley is easily damaged in the stopping process, so that certain limitation exists.

SUMMERY OF THE UTILITY MODEL

To the defect among the prior art, the utility model provides a pair of monkey stop device can effectually carry out spacing the stopping to the monkey, protects the monkey, and the security is high.

In order to solve the technical problem, the utility model provides a following technical scheme:

a limiting device for a crane trolley comprises a main beam, wherein stand columns are installed at two ends of the main beam, the crane trolley is movably arranged on the main beam, moving wheels are arranged at the bottom end of the crane trolley, a buffer mechanism is installed on the stand columns, limiting mechanisms are installed at two ends of the crane trolley, and the buffer mechanism and the limiting mechanisms are arranged in a matched mode; speed-limiting belts and wheel check blocks are mounted at two ends of the main beam.

Furthermore, the inner side surface of the wheel stop block is arc-shaped, the wheel stop block is matched with the movable wheel, and a plurality of speed limit belts are arranged on the main beam.

Further, buffer gear includes the mounting panel, the mounting panel is fixed on the stand, install many telescopic links on the mounting panel, the one end rigid coupling that the mounting panel was kept away from to the telescopic link has the buffer board, the butt has many coupling springs between mounting panel and the buffer board, and the coupling spring cover is established on the telescopic link.

Further, stop gear includes the guard plate, the guard plate with the buffer board cooperation sets up, the setting of guard plate activity is in crane trolley's side, set up the cavity in the guard plate, the rigid coupling has the polished rod in the cavity, and the slip that is the symmetry on the polished rod is equipped with two sliders, the butt has reset spring between slider and the cavity, and reset spring cover establishes on the polished rod.

Furthermore, a connecting rod is hinged to the sliding block, and one end, far away from the sliding block, of the connecting rod is hinged to the side face of the crane trolley.

According to the above technical scheme, the beneficial effects of the utility model are that:

the utility model discloses a be equipped with buffer gear on the stand, be equipped with stop gear at the both ends of monkey, can be when needing to stop the monkey, through the collision of buffer gear and stop gear, make the monkey stop, protect the monkey when stopping, avoid the monkey to be damaged; through setting up speed limit area and wheel dog, the speed of accessible speed limit area restriction monkey, through the setting of wheel dog, can further stop the monkey, effectual protection monkey.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below. Throughout the drawings, like elements or portions are generally identified by like reference numerals. In the drawings, elements or portions are not necessarily drawn to scale.

FIG. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is an enlarged schematic structural view of a point a in fig. 1 according to the present invention;

fig. 3 is an enlarged schematic structural diagram of the position B of fig. 1 in the present invention.

Reference numerals are as follows:

1-main beam, 2-upright post, 3-crane trolley, 301-moving wheel, 4-speed limiting belt, 5-wheel block, 6-buffer mechanism, 601-mounting plate, 602-buffer plate, 603-telescopic rod, 604-connecting spring, 7-limiting mechanism, 701-connecting rod, 702-protection plate, 703-polished rod, 704-reset spring, 705-sliding block and 706-cavity.

Detailed Description

Embodiments of the present invention will be described in detail below with reference to the accompanying drawings. The following examples are only for illustrating the technical solutions of the present invention more clearly, and therefore are only examples, and the protection scope of the present invention is not limited thereby.

Referring to FIGS. 1-3: a limiting device for a crane trolley comprises a main beam 1, wherein two ends of the main beam 1 are provided with upright posts 2, the main beam 1 is movably provided with the crane trolley 3, the bottom end of the crane trolley 3 is provided with a moving wheel 301, the upright posts 2 are provided with buffer mechanisms 6, two ends of the crane trolley 3 are provided with limiting mechanisms 7, and the buffer mechanisms 6 and the limiting mechanisms 7 are arranged in a matched mode; speed limit belt 4 and wheel chock 5 are all installed at the both ends of girder 1.

In actual use, the buffer mechanism 6 is arranged on the upright post 2, the limiting mechanisms 7 are arranged at the two ends of the crane trolley 3, when the crane trolley 3 needs to be stopped, the crane trolley 3 can be stopped through collision between the buffer mechanism 6 and the limiting mechanisms 7, the crane trolley 3 is protected while the crane trolley is stopped, and the crane trolley 3 is prevented from being damaged; through setting up speed limit area 4 and wheel dog 5, the speed of accessible speed limit area 4, restriction monkey 3, through the setting of wheel dog 5, can further stop monkey 3, effectual protection monkey 3.

In this embodiment, the inner side surface of the wheel stopper 5 is arc-shaped, the wheel stopper 5 is matched with the moving wheel 301, and the main beam 1 is provided with a plurality of speed-limiting belts 4; accessible speed limit area 4's setting carries out the speed limit to whole monkey 3, and then can be convenient for later stage monkey 3 stop, through the setting of wheel dog 5, can block removal wheel 301, and then be convenient for further to make to stop whole monkey 3, the security is high.

In this embodiment, the buffer mechanism 6 includes a mounting plate 601, the mounting plate 601 is fixed on the upright 2, a plurality of telescopic rods 603 are arranged on the mounting plate 601, one end of each telescopic rod 603 far away from the mounting plate 601 is fixedly connected with a buffer plate 602, a plurality of connecting springs 604 are abutted between the mounting plate 601 and the buffer plate 602, the connecting springs 604 are sleeved on the telescopic rod 603, the limiting mechanism 7 comprises a protection plate 702, the protection plate 702 is matched with the buffer plate 602, the protection plate 702 is movably arranged on the side surface of the crane trolley 3, a cavity 706 is arranged in the protection plate 702, a polish rod 703 is fixedly connected in the cavity 706, two sliding blocks 705 are symmetrically arranged on the polish rod 703 in a sliding manner, a return spring 704 is abutted between the sliding block 705 and the cavity 706, the return spring 704 is sleeved on the polish rod 703, a connecting rod 701 is hinged to the sliding block 705, and one end, far away from the sliding block 705, of the connecting rod 701 is hinged to the side face of the crane trolley 3;

specifically, when the crane trolley 3 needs to be stopped, the buffer plate 602 collides with the protection plate 702, when the buffer plate 602 is stressed, the telescopic rod 603 is driven to stretch, and the connecting spring 604 is used for unloading force, so that when the buffer plate 602 collides with the protection plate 702, the impact force generated during collision can be effectively reduced, and the crane trolley 3 can be effectively protected; when protection plate 702 atress, protection plate 702 extrudees to crane trolley 3's direction for slider 705 can move on polished rod 703 under reset spring 704's effect, makes connecting rod 701 can move about, can drive the activity of protection plate 702 through connecting rod 701's activity, and then can effectually unload the power that produces when buffer board 602 collides with protection plate 702, under the circumstances of protecting crane trolley 3 body, makes and stops crane trolley 3, and the security is high.

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 the same; 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 or all of the technical features may be equivalently replaced; such modifications and substitutions do not substantially depart from the scope of the embodiments of the present invention, and are intended to be covered by the claims and the specification.

Claims

1. The utility model provides a monkey stop device, includes girder (1), stand (2), its characterized in that are installed at the both ends of girder (1): a crane trolley (3) is movably arranged on the main beam (1), moving wheels (301) are arranged at the bottom end of the crane trolley (3), a buffer mechanism (6) is installed on the upright post (2), limiting mechanisms (7) are installed at two ends of the crane trolley (3), and the buffer mechanism (6) and the limiting mechanisms (7) are arranged in a matched mode; speed limit belt (4) and wheel dog (5) are all installed at the both ends of girder (1).

2. A crane trolley spacing device as claimed in claim 1, wherein: the inner side surface of the wheel stop block (5) is arc-shaped, the wheel stop block (5) is matched with the moving wheel (301), and a plurality of speed limiting belts (4) are arranged on the main beam (1).

3. A crane trolley spacing device as claimed in claim 1, wherein: buffer gear (6) include mounting panel (601), mounting panel (601) are fixed on stand (2), install many telescopic links (603) on mounting panel (601), the one end rigid coupling that mounting panel (601) were kept away from in telescopic link (603) has buffer board (602), the butt has many coupling spring (604) between mounting panel (601) and buffer board (602), and coupling spring (604) cover is established on telescopic link (603).

4. A crane trolley spacing device as claimed in claim 3, wherein: stop gear (7) are including guard plate (702), guard plate (702) with buffer board (602) cooperation sets up, the setting of guard plate (702) activity is in the side of crane trolley (3), seted up cavity (706) in guard plate (702), rigid coupling has polished rod (703) in cavity (706), and it is two sliders (705) to be the slip of symmetry on polished rod (703), the butt has reset spring (704) between slider (705) and cavity (706), and reset spring (704) cover is established on polished rod (703).

5. A crane trolley spacing device as claimed in claim 4, wherein: the sliding block (705) is hinged with a connecting rod (701), and one end, far away from the sliding block (705), of the connecting rod (701) is hinged with the side face of the crane trolley (3).