Crawler crane with bottom stabilizing mechanism

Abstract

The utility model discloses a crawler crane with a bottom stabilizing mechanism, which is characterized in that a base is mounted at the bottom of a mounting table, crawler belts are mounted on the two sides of the base, baffles are arranged on the two sides of the mounting table, limiting insertion rod mechanisms are mounted in the baffles, a moving groove is formed in the bottom of the base, and the stabilizing mechanism is arranged in the moving groove; the stabilizing mechanism comprises a first driving motor, the output end of the first driving motor can drive a first gear to rotate through a driving rod, the first gear is meshed with a second gear, the second gear is installed on the outer side of a rotating rod, a third gear is arranged on the outer side of the rotating rod, and the third gear is meshed with a fourth gear. According to the crawler crane with the bottom stabilizing mechanism, in order to solve the problem that when an existing crawler crane is used, the contact stability of the bottom of equipment and the ground is low, baffles are arranged on the two sides of the mounting table, and limiting inserting rod mechanisms are mounted in the baffles.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of crawler crane, concretely is a crawler crane with bottom stabilizing mechanism. BACKGROUND

[0002] The crawler crane is the common name of the crawler crane, and is a full-rotation boom type crane with a crawler walking device. It has the characteristics of large lifting capacity and can be lifted and walked, has strong hoisting capacity, but is more troublesome to disassemble and assemble. The crawler crane is suitable for working in large factories and construction sites, and especially performs well when hoisting operations are carried out in the factory area.

[0003] After searching, it is found that the prior art such as the announcement number CN214192345U crawler crane, including chassis, rotating table, machine body, movable arm, auxiliary arm, hoist device, machine case, lifting pump, fixing frame, first water pipe, first spray head, second water pipe, second spray head and baffle, the water in the machine case is sprayed out by the second spray head through the second water pipe, the second spray head sprays water source to the bottom of the crane, and the ground is wetted. Before lifting, the crane is moved at the lifting point, the ground is compacted by the crawler of the crane, so that the ground is flat and solid, and the lifting is more safe. After the lifting pump works, the water source in the machine case is extracted, the first spray head on the left and right sides of the machine body sprays the atomized water downward, which can play the effect of dust suppression, avoids the dust from being raised when the crane moves, blocks the valve core in the bottom, keeps the valve core unobstructed, and effectively reduces the deviation of the crawler crane.

[0004] In summary, the existing crawler crane effectively reduces the deviation of the crawler crane, but the bottom of the existing crawler crane has low stability when contacting the ground during use, so a crawler crane with a bottom stabilizing mechanism is proposed. UTILITY MODEL CONTENTS

[0005] The utility model aims at providing a crawler crane with a bottom stabilizing mechanism to solve the problem of low stability of the bottom of the existing crawler crane when contacting the ground during use.

[0006] To achieve the above object, the utility model provides the following technical scheme: A crawler crane with bottom stabilizing mechanism, including crane body, the crane body bottom is provided with the rotating platform, and the rotating platform is located above the installation table, the installation table bottom is installed with the base, and the both sides of base are installed with crawler belt, The both sides of installation table are provided with baffle, and the inside of baffle is installed with limit plug rod mechanism, The base bottom is set up with moving groove, and the inside of moving groove is provided with stabilizing mechanism, The stabilizing mechanism includes first drive motor, and first drive motor output passes through drive link and can drive first gear to rotate, The first gear is engaged with second gear, and the second gear is installed on the outside of rotating rod, The outside of rotating rod is provided with third gear, and third gear is engaged with fourth gear, The fourth gear is installed on the outside of screw mechanism, and screw mechanism is connected with drive block, The drive block is connected with the inside setting of moving groove and is provided with moving plate, and the bottom of moving plate is installed with a plurality of first limit plug rods.

[0007] Preferably, the limit plug rod mechanism includes a second limit plug rod, and the inside of the baffle is provided with an opening groove for cooperating with the second limit plug rod, the top of the second limit plug rod is provided with a rack plate, and the rack plate is engaged with a fifth gear, the fifth gear is installed on the outside of a rotating rod, and one end of the rotating rod is connected with a second drive motor.

[0008] Through the above technical scheme: it is convenient to improve the stability of the bottom of the equipment.

[0009] Preferably, the second limit plug rod is slidably connected with the inside of the opening groove.

[0010] Through the above technical scheme: it is convenient for the second limit plug rod to move.

[0011] Preferably, the second drive motor is installed on the outside of the baffle, and a breathable protective cover is provided on the outside of the second drive motor.

[0012] Through the above technical scheme: it is convenient for later maintenance.

[0013] Preferably, the size of the first gear is greater than that of the second gear, and the size of the third gear is greater than that of the fourth gear.

[0014] Through the above technical scheme: it is convenient for efficient rotation.

[0015] Preferably, a limit slide rod is symmetrically arranged on the inside of the moving groove, and the limit slide rod is slidably connected with the moving plate.

[0016] Through the above technical scheme: it is convenient to improve the stability when moving.

[0017] Compared with the prior art, the caterpillar crane with the bottom stabilizing mechanism has the advantages that the device is used for solving the problem of low stability of the bottom of the existing caterpillar crane when the caterpillar crane is in use, the baffle is arranged on the two sides of the mounting table, the limit inserting rod mechanism is arranged in the baffle, the moving groove is formed in the bottom of the base, the stabilizing mechanism is arranged in the moving groove, the first driving motor is arranged, the first driving motor is connected with the first gear through the driving rod, the first gear is engaged with the second gear, the second gear is arranged on the outer side of the rotating rod, the third gear is arranged on the outer side of the rotating rod, the third gear is engaged with the fourth gear, the fourth gear is arranged on the outer side of the lead screw mechanism, the lead screw mechanism is connected with the driving block, the driving block is connected with the moving plate arranged in the moving groove, and the first limit inserting rod is arranged on the bottom of the moving plate, when the device is moved to the specified position, the second limit inserting rod in the limit inserting rod mechanism and the first limit inserting rod in the stabilizing mechanism are inserted into the ground by starting the limit inserting rod mechanism and the stabilizing mechanism, and therefore the stability of the bottom of the device is improved. BRIEF DESCRIPTION OF DRAWINGS

[0018] Figure 1 It is an overall front view structural schematic diagram of the utility model;

[0019] Figure 2 It is a base front view sectional structure schematic diagram of the utility model;

[0020] Figure 3 It is an overall front view structural schematic diagram of the utility model; Figure 2 It is an enlarged structure schematic diagram of A in the utility model;

[0021] Figure 4 It is an enlarged structure schematic diagram of B in the utility model. Figure 2

[0022] In the drawing: 1, crane body; 101, rotary table; 2, mounting table; 3, base; 301, moving groove; 3011, limit sliding rod; 4, caterpillar belt; 5, baffle; 6, limit inserting rod mechanism; 601, second limit inserting rod; 602, rack plate; 603, fifth gear; 604, second driving motor; 605, ventilated protective cover; 7, stabilizing mechanism; 701, first driving motor; 702, driving rod; 703, first gear; 704, second gear; 705, rotating rod; 706, third gear; 707, fourth gear; 708, lead screw mechanism; 709, driving block; 7091, moving plate; 7092, first limit inserting rod. DETAILED DESCRIPTION

[0023] ​The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of the utility model.

[0024] Please refer to Figures 1-4 The utility model provides a kind of technical scheme: a crawler crane with bottom stabilizing mechanism, crane body 1 bottom is provided with rotary table 101, rotary table 101 can adjust crane body 1 position, and rotary table 101 is located above installation platform 2, installation platform 2 bottom is equipped with base 3, and the both sides of base 3 are equipped with crawler 4.

[0025] Specifically, installation platform 2 both sides are provided with baffle 5, baffle 5 is located outside crawler 4, baffle 5 can be surrounded to the silt brought by the movement of crawler 4, and limit inserting rod mechanism 6 is installed inside baffle 5, and moving groove 301 is set in the bottom of base 3, and stabilizing mechanism 7 is arranged in moving groove 301.

[0026] Specifically, limit inserting rod mechanism 6 includes second limit inserting rod 601, and opening slot for cooperating with second limit inserting rod 601 is set in the inside of baffle 5, second limit inserting rod 601 is slidably connected with the inside of opening slot, rack plate 602 is installed at the top of second limit inserting rod 601, and rack plate 602 is engaged with fifth gear 603, fifth gear 603 is installed outside rotary rod, and one end of rotary rod is connected with second drive motor 604, second drive motor 604 is installed outside baffle 5, to facilitate the maintenance of second drive motor 604, and air-permeable protective cover 605 is detachably arranged outside second drive motor 604 to play a certain protective role for second drive motor 604.

[0027] Specifically, stabilizing mechanism 7 includes first drive motor 701, and first drive motor 701 output end is rotatable by drive rod 702 to drive first gear 703, first gear 703 is engaged with second gear 704, and second gear 704 is installed outside rotary rod 705, third gear 706 is arranged outside rotary rod 705, and third gear 706 is engaged with fourth gear 707, fourth gear 707 is installed outside screw rod mechanism 708, and screw rod mechanism 708 is connected with drive block 709, drive block 709 is connected with the inside of moving groove 301, and moving plate 7091 is arranged, and a plurality of groups of first limit inserting rod 7092 are installed at the bottom of moving plate 7091.

[0028] Further illustrate, the first gear 703 size is greater than the second gear 704, therefore when the first gear 703 rotates can drive the second gear 704 to accelerate rotation, the third gear 706 size is greater than the fourth gear 707, therefore when the third gear 706 rotates can drive the fourth gear 707 to accelerate rotation.

[0029] Further illustrate, the inside of the moving groove 301 is symmetrically provided with a limiting slide rod 3011, and the limiting slide rod 3011 is in sliding connection with the moving plate 7091, the limiting slide rod 3011 can limit the movement of the moving plate 7091, thereby improving the stability of the moving plate 7091 when moving.

[0030] When the device moves to the specified position, the first drive motor 701 and the second drive motor 604 are started, under the action of the first drive motor 701, the second gear 704 and the rotating rod 705 are driven to accelerate rotation by the first gear 703, the rotating rod 705 drives the third gear 706 to rotate synchronously, thereby driving the fourth gear 707 and the lead screw mechanism 708 to accelerate rotation by the third gear 706, under the action of the rotating of the lead screw mechanism 708, the driving block 709 moves, thereby driving the moving plate 7091 and the first limiting plug rod 7092 to move downward, so that the first limiting plug rod 7092 is inserted into the ground, thereby improving the stability of the bottom of the device, under the action of the second drive motor 604, the rack plate 602 and the second limiting plug rod 601 are driven to move downward by the fifth gear 603, thereby making the second limiting plug rod 601 inserted into the ground, further improving the stability of the bottom of the device.

[0031] The terms "center", "longitudinal", "transverse", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer" and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, which is only a simplified description for the convenience of describing the utility model, and does not indicate or imply that the indicated device or element must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation on the protection scope of the utility model.

[0032] Although the utility model has been described in detail with reference to the foregoing embodiments, those skilled in the art can still modify the technical solutions recorded in the foregoing embodiments, or make equivalent replacement to part of the technical features, any modification, equivalent replacement, improvement and the like made within the spirit and principle of the utility model should be included in the protection scope of the utility model.

Claims

1. A crawler crane with a bottom stabilizing mechanism, comprising a crane body (1), a turntable (101) provided at the bottom of the crane body (1), the turntable (101) being located above a mounting platform (2), a base (3) being installed at the bottom of the mounting platform (2), and crawlers (4) being installed on both sides of the base (3), characterized in that: Baffles (5) are provided on both sides of the mounting platform (2), and a limited insertion rod mechanism (6) is installed inside the baffles (5). A movable groove (301) is provided at the bottom of the base (3), and a stabilizing mechanism (7) is provided inside the movable groove (301). The stabilizing mechanism (7) includes a first driving motor (701), and the output end of the first driving motor (701) can drive a first gear (703) to rotate through a driving rod (702), and the first gear (703) is meshed with a second gear (704), and the second gear (70 4) is installed on the outside of the rotating rod (705), a third gear (706) is provided on the outside of the rotating rod (705), and the third gear (706) is meshed with the fourth gear (707), the fourth gear (707) is installed on the outside of the screw mechanism (708), and the screw mechanism (708) is connected to the driving block (709), the driving block (709) is connected to the moving plate (7091) provided inside the moving groove (301), and a plurality of groups of first limiting rods (7092) are installed at the bottom of the moving plate (7091).

2. The crawler crane with a bottom stabilizing mechanism according to claim 1, characterized in that: The limiting rod mechanism (6) includes a second limiting rod (601), and an open groove for use with the second limiting rod (601) is provided inside the baffle (5); a rack plate (602) is installed on the top of the second limiting rod (601), and the rack plate (602) is engaged with a fifth gear (603); the fifth gear (603) is installed on the outside of the rotating rod, and one end of the rotating rod is connected to the second driving motor (604).

3. The crawler crane with a bottom stabilizing mechanism according to claim 2, characterized in that: The second limiting rod (601) is slidably connected to the inside of the opening slot.

4. The crawler crane with a bottom stabilizing mechanism according to claim 2, characterized in that: The second drive motor (604) is installed outside the baffle (5), and a breathable protective cover (605) is provided outside the second drive motor (604).

5. The crawler crane with a bottom stabilizing mechanism according to claim 1, characterized in that: The first gear (703) is larger than the second gear (704), and the third gear (706) is larger than the fourth gear (707).

6. The crawler crane with a bottom stabilizing mechanism according to claim 1, characterized in that: A limiting slide bar (3011) is symmetrically arranged inside the movable groove (301), and the limiting slide bar (3011) is slidably connected to the movable plate (7091).

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