CN212425192U

CN212425192U - Windproof device of large portal crane

Info

Publication number: CN212425192U
Application number: CN202020652152.0U
Authority: CN
Inventors: 陈浩兴
Original assignee: WUXI XIEXING PORT MACHINERY CO Ltd
Current assignee: WUXI XIEXING PORT MACHINERY CO Ltd
Priority date: 2020-04-26
Filing date: 2020-04-26
Publication date: 2021-01-29
Anticipated expiration: 2030-04-26

Abstract

The utility model discloses a large-scale high pedestal jib crane's safety device against wind, which comprises an outer shell, the both sides inner wall fixedly connected with mounting panel of shell, the top fixedly connected with motor of mounting panel, motor output shaft's one end key-type connection has the gear, one side inner wall fixedly connected with fixed plate of shell, one side fixedly connected with slide rail of fixed plate, one side swing joint of slide rail has the slider, one side fixedly connected with rack of slider, the bottom fixedly connected with briquetting of rack, a plurality of connecting blocks of one side inner wall fixedly connected with of shell, the installing port has been seted up to connecting block one side, and swing joint has first axis of rotation in the installing port, one side swing joint of first axis of. The utility model discloses at first make device extrusion rail more stable to make the hoist park at strong wind weather more firm, secondly utilize the effect that resets, improved the suitability of device, further improved the practicality of device at last.

Description

Windproof device of large portal crane

Technical Field

The utility model relates to a hoist technical field especially relates to a large-scale high pedestal jib crane's safety device against wind.

Background

In special weather, the hoisting equipment slides along the steel rail under the action of strong wind, so that the hoisting equipment is unsafe to work outdoors, and therefore all gantry cranes, loading and unloading bridges and outdoor gantry cranes need a windproof device for preventing the strong wind from blowing away, the windproof device is an independent part of the crane and is an essential part, but various crane windproof devices in the market still have various problems.

The crane windproof device convenient to use disclosed as the publication No. CN208666932U comprises a fixing frame, wherein fixing blocks are fixedly connected to the left side and the right side of the lower surface of the fixing frame, and a motor is fixedly connected to the lower surface of each fixing block, so that the crane windproof device has the following defects: the inner wall of the extruded steel rail has instability, and therefore a windproof device of a large portal crane is provided.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a windproof device of a large-scale portal crane.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a wind-proof device of large-scale high pedestal jib crane, includes the shell, the both sides inner wall fixedly connected with mounting panel of shell, the top fixedly connected with motor of mounting panel, motor output shaft's a key-type connection has the gear, one side inner wall fixedly connected with fixed plate of shell, one side fixedly connected with slide rail of fixed plate, one side swing joint of slide rail have the slider, one side fixedly connected with rack of slider, and the wheel and rack mesh mutually, the bottom fixedly connected with briquetting of rack, a plurality of connecting blocks of one side inner wall fixedly connected with of shell, the installing port has been seted up to connecting block one side, and swing joint has first axis of rotation in the installing port, and one side swing joint of first axis of rotation has the roof, the first.

Furthermore, one side fixedly connected with connecting rod of fixed plate, the outside swing joint of connecting rod has the second spring, and one side swing joint of connecting rod has the push pedal.

Furthermore, the bottom of the push plate is fixedly connected with a wedge-shaped baffle.

The both sides fixedly connected with dead lever of shell, and dead lever one side swing joint dwang.

Furthermore, one side of the bottom of the shell is fixedly connected with a second rotating shaft, and one end of the second rotating shaft is movably connected with a plurality of rollers.

Furthermore, one side of the shell is fixedly connected with a connecting plate, and one side of the connecting plate is provided with a connecting port.

Furthermore, a mounting hole is formed in the other side of the shell, and a heat dissipation plate is fixedly connected to the inner wall of the mounting hole.

The utility model has the advantages that:

1. can rotate under the motor drives through the setting of gear to drive the briquetting and reciprocate under the cooperation of slider and rack, make the roof rotate under the promotion of briquetting, thereby the card is in the both sides of rail, makes the device extrusion rail more stable, thereby makes the hoist park more firm in strong wind weather.

2. The setting through the briquetting can make the dwang rotate to make the push pedal back-and-forth movement, thereby release the shell with the wedge baffle, with the gyro wheel looks joint of hoist, improved the stability of device, then recycle the elasticity of second spring, make the push pedal reset, improved the suitability of device.

3. Can dispel the heat at motor operating time for a long time through the setting of heating panel, prevent that the motor is overheated to lead to paralyyingly, improve the practicality of device.

Drawings

Fig. 1 is a schematic front sectional view of a wind-proof device of a large gantry crane according to the present invention;

fig. 2 is a schematic perspective view of a wind-proof device of a large-scale gantry crane according to the present invention;

fig. 3 is a schematic side view of the windproof device of the large-scale gantry crane according to the present invention.

In the figure: 1. a top plate; 2. a roller; 3. fixing the rod; 4. briquetting; 5. mounting a plate; 6. a connecting plate; 7. a rack; 8. a slide rail; 9. a heat dissipation plate; 10. a motor; 11. a gear; 12. a housing; 13. connecting blocks; 14. a wedge-shaped baffle; 15. a first spring; 16. rotating the rod; 17. pushing the plate; 18. a second spring.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. It should be noted that unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly and their meaning in the context of this patent may be understood by those skilled in the art as appropriate.

Referring to fig. 1-3, a windproof device for a large-scale gantry crane comprises a housing 12, mounting plates 5 are fixed on the inner walls of two sides of the housing 12 through bolts, a motor 10 is fixed on the top of the mounting plates 5 through bolts, a gear 11 is connected with one end key of an output shaft of the motor 10, a fixing plate is fixed on the inner wall of one side of the housing 12 through bolts, a slide rail 8 is welded on one side of the fixing plate, a slide block is connected on one side of the slide rail 8 in a sliding manner, a rack 7 is fixed on one side of the slide block through bolts, the gear 11 is meshed with the rack 7, a pressing block 4 is fixed on the bottom of the rack 7 through bolts, the pressing block is driven by the motor 10 through the gear 11 to move up and down under the matching of the slide block and the rack 7, a top plate 1 is rotated under the pushing of the pressing block, so as to be clamped on two sides, the installing port has been seted up to connecting block 13 one side, rotates in the installing port and is connected with first rotation axis, and one side of first rotation axis rotates and is connected with roof 1, and the both sides of roof 1 are passed through the bolt fastening and are had first spring 15, utilize the elasticity of first spring 15 to make roof 1 reset.

One side of the fixed plate is fixed with a connecting rod through a bolt, a second spring 18 is sleeved outside the connecting rod, one side of the connecting rod is slidably connected with a push plate 17, the bottom of the push plate 17 is fixed with a wedge-shaped baffle 14 through a bolt, preferably, the wedge-shaped baffle 14 is of a trapezoidal structure, two sides of the shell 12 are fixed with a fixed rod 3 through bolts, one side of the fixed rod 3 is rotatably connected with a rotating rod 16, the rotating rod 16 is rotated through a pressing block 4, so that the push plate 17 moves back and forth, the wedge-shaped baffle 14 is pushed out of the shell 12 and is clamped with the idler wheels 2 of the crane, the stability of the device is improved, then the elasticity of the second spring 18 is utilized, the push plate 17 is reset, one side of the bottom of the shell 12 is fixed with a second rotating shaft through a bolt, one end of the second rotating shaft is, the connector has been seted up to one side of connecting plate 6, and the mounting hole has been seted up to the opposite side of shell 12, and the inner wall of mounting hole is fixed with heating panel 9 through the bolt, prevents through setting up of heating panel 9 that motor 10 operating time is too of a specified duration, dispels the heat.

The working principle of the embodiment is as follows: first, starter motor 10, gear 11 rotates under motor 10's drive, thereby it reciprocates to drive briquetting 4 under the cooperation of slider and rack 7, make roof 1 rotate under briquetting 4's promotion, thereby the both sides of card rail, drive briquetting 4 rebound simultaneously at rack 7 rebound, restore to the throne roof 1 under the elastic effect of first spring 15, then can make dwang 16 rotate on dead lever 3 under briquetting 4's the pressure moves again, thereby make push pedal 17 rebound, thereby make wedge baffle 14 push out shell 12, with the gyro wheel 2 looks joint of hoist, then reuse second spring 18's elasticity to make push pedal 17 restore to the throne, when motor 10 operating time is too long, dispel the heat to motor 10 through heating panel 9.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The windproof device of the large portal crane comprises a shell (12) and is characterized in that mounting plates (5) are fixedly connected to the inner walls of two sides of the shell (12), a motor (10) is fixedly connected to the top of each mounting plate (5), a gear (11) is connected to one end of an output shaft of the motor (10) in a keyed mode, a fixing plate is fixedly connected to the inner wall of one side of the shell (12), a sliding rail (8) is fixedly connected to one side of the fixing plate, a sliding block is movably connected to one side of the sliding rail (8), a rack (7) is fixedly connected to one side of the sliding block, the gear (11) is meshed with the rack (7), a pressing block (4) is fixedly connected to the bottom of the rack (7), a plurality of connecting blocks (13) are fixedly connected to the inner wall of one side of the shell (12), a mounting opening, one side of the first rotating shaft is movably connected with a top plate (1), and two sides of the top plate (1) are fixedly connected with first springs (15).

2. The windproof device for the large-scale portal crane according to claim 1, characterized in that one side of the fixed plate is fixedly connected with a connecting rod, the outside of the connecting rod is movably connected with a second spring (18), and one side of the connecting rod is movably connected with a push plate (17).

3. The wind-proof device for the large-scale portal crane according to claim 2, wherein the bottom of the push plate (17) is fixedly connected with a wedge-shaped baffle plate (14).

4. The wind-proof device for the large-scale portal crane according to claim 1, wherein the fixed rod (3) is fixedly connected to both sides of the housing (12), and one side of the fixed rod (3) is movably connected with the rotating rod (16).

5. The wind-proof device for the large-scale portal crane according to claim 1, wherein one side of the bottom of the housing (12) is fixedly connected with a second rotating shaft, and one end of the second rotating shaft is movably connected with a plurality of rollers (2).

6. The wind-proof device for the large-scale portal crane according to claim 1, wherein a connecting plate (6) is fixedly connected to one side of the housing (12), and a connecting port is formed in one side of the connecting plate (6).

7. The wind-proof device for the large-scale portal crane according to claim 1, wherein the other side of the housing (12) is provided with a mounting hole, and the inner wall of the mounting hole is fixedly connected with a heat dissipation plate (9).