CN213802646U

CN213802646U - Multifunctional crane

Info

Publication number: CN213802646U
Application number: CN202022898419.7U
Authority: CN
Inventors: 张开学
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-12-04
Filing date: 2020-12-04
Publication date: 2021-07-27
Anticipated expiration: 2030-12-04

Abstract

The utility model discloses a multifunctional crane, including unable adjustment base and lift direction barrel, unable adjustment base top middle part fixedly connected with lift direction barrel, the welding of lift direction barrel top middle part has the deflector, there is locking screw through threaded connection on the deflector lateral wall, peripheral four corners department sliding connection of deflector has the slide bar, slide bar bottom fixedly connected with stopper, the inside fixedly connected with lift push rod of lift direction barrel, lift push rod top fixedly connected with supporting seat. Can promote the supporting seat through lifting rod under the guide effect of deflector and slide bar, do elevating movement, and then adjust the jack-up height of this ground jack, then die the slide bar lock inside the deflector through locking screw, can adjust the wherein height of this hoist according to actual hoist and mount demand, satisfy the wherein demand of not co-altitude position, extremely practical convenient.

Description

Multifunctional crane

Technical Field

The utility model belongs to the technical field of the hoist, specifically speaking relates to a multifunctional crane.

Background

The crane mainly comprises a hoisting mechanism, a running mechanism, a luffing mechanism, a slewing mechanism, a metal structure and the like. The hoisting mechanism is the basic working mechanism of the crane, mostly consists of a hanging system and a winch, and also lifts heavy objects through a hydraulic system. The running mechanism is used for longitudinally and horizontally moving a heavy object or adjusting the working position of the crane and generally comprises a motor, a speed reducer, a brake and wheels.

However, when the existing crane is used, the existing crane mostly has no lifting adjusting function, the application range is limited, the requirements of hoisted objects with different heights cannot be met, meanwhile, when the crane fails, the existing crane mostly has no automatic locking function, the hoisted objects can drop rapidly, and great potential safety hazards exist.

In view of this, the present invention is provided.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model lies in overcoming the not enough of prior art, provides a multifunctional crane, for solving above-mentioned technical problem, the utility model discloses a technical scheme's basic concept is:

the utility model provides a multifunctional crane, includes unable adjustment base and lift direction barrel, unable adjustment base top middle part fixedly connected with lift direction barrel, lift direction barrel top middle part welding has the deflector, there is locking screw through threaded connection on the deflector lateral wall, the peripheral four corners of deflector sliding connection has the slide bar, slide bar bottom fixedly connected with stopper, the inside fixedly connected with lift push rod of lift direction barrel, lift push rod top fixedly connected with supporting seat, the supporting seat periphery is located slide bar top fixedly connected with lift supporting shoe, the lift supporting shoe with the slide bar interference is connected.

The lifting guide cylinder body is characterized in that inclined support rods are welded on the outer wall of the lifting guide cylinder body and between the fixed bases, a base is welded above the supporting base, a motor support is fixedly connected to one side of the base, an electric hoist is connected to the motor support through bolts, and an operation controller is connected to the lower portion of the electric hoist through a lead.

Base one side and the welding of supporting seat top has the lifting beam, lifting beam and horizontal direction are 60 degrees contained angles and set up, a tip rotates and is connected with the leading wheel above the lifting beam.

The lifting beam is characterized in that a lifting rope is arranged between the guide wheel and the electric hoist, the lifting rope is connected with a lifting hook, one side of the upper side of the lifting beam is connected with an emergency locking device through a bolt, and the lifting rope penetrates through the emergency locking device.

Emergent locking device includes the supporting box, sets up via hole, setting on the relative both sides wall of supporting box are in the dead push rod of lock at supporting box top, setting are in the locking fixture block of locking push rod bottom, setting are in the dead leather packing of lock inside the arc wall of locking fixture block below, setting are in the rotation support of supporting box below both sides, setting are in lock between the rotation support is taken turns, is set up and is in rotate tacho sensor on the support lateral wall.

The supporting box body with the dead push rod of lock passes through the screw connection, the supporting box body with rotate the support and pass through the screw connection, rotate the support with the dead wheel of lock rotates and connects, revolution speed sensor with rotate the support and pass through the screw connection, the dead push rod of lock with the locking fixture block passes through the screw connection, the locking fixture block with the dead leather packing of lock is spliced.

After the technical scheme is adopted, compared with the prior art, the utility model following beneficial effect has.

1. Can promote the supporting seat through lifting rod under the guide effect of deflector and slide bar, do elevating movement, and then adjust the jack-up height of this ground jack, then die the slide bar lock inside the deflector through locking screw, can adjust the wherein height of this hoist according to actual hoist and mount demand, satisfy the wherein demand of not co-altitude position, extremely practical convenient.

2. Through being provided with emergent locking device in the lifting rope periphery, can detect locking wheel rotational speed when too fast at speed sensor, can feed back information and give operation controller, the action of the dead push rod of automatic control lock promotes the locking fixture block downstream, dies the lifting rope lock at locking wheel, can play safety protection's effect fast when the ground jack became invalid.

The following describes embodiments of the present invention in further detail with reference to the accompanying drawings.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate embodiments of the invention and, together with the description, serve to explain the invention without limitation. It is obvious that the drawings in the following description are only some embodiments, and that for a person skilled in the art, other drawings can be derived from them without inventive effort. In the drawings:

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

FIG. 2 is a main sectional view of the middle lifting guide cylinder of the present invention;

fig. 3 is a main sectional view of the emergency locking device of the present invention;

fig. 4 is the left side cross-sectional view of the middle emergency locking device of the present invention.

In the figure: 1-fixing a base; 2-lifting the guide cylinder; 3-diagonal brace rods; 4-a guide plate; 5-locking the screw; 6-a slide bar; 7-a limiting block; 8-a support seat; 9-lifting supporting blocks; 10-a base; 11-motor support; 12-electric hoist; 13-a lifting beam; 14-a lifting rope; 15-a guide wheel; 16-a hook; 17-emergency locking device; 1701-supporting the box body; 1702-via holes; 1703-locking the push rod; 1704-locking the fixture block; 1705-locking the leather pad; 1706-a rotating support; 1707-locking wheel; 1708-rotational speed sensor; 18-operating the controller; 19-lifting push rod.

It should be noted that the drawings and the description are not intended to limit the scope of the inventive concept in any way, but to illustrate the inventive concept by those skilled in the art with reference to specific embodiments.

Detailed Description

To make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings in the embodiments of the present invention are combined below to clearly and completely describe the technical solutions in the embodiments, and the following embodiments are used for illustrating the present invention, but do not limit the scope of the present invention.

Example one

As shown in fig. 1 and 2, a multifunctional crane, including unable adjustment base 1 and lift direction barrel 2, unable adjustment base 1 top middle part fixedly connected with lift direction barrel 2, lift direction barrel 2 top middle part welding has deflector 4, there is locking screw 5 through threaded connection on the deflector 4 lateral wall, 4 peripheral four corners department sliding connection of deflector has

slide bar

6, 6 bottom fixedly connected with stoppers of slide bar 7, the inside fixedly connected with lifting push rod 19 of

lift direction barrel

2, 19 top fixedly connected with supporting seat 8 of lifting push rod, 8 peripheral being located 6 top fixedly connected with lift supporting shoe 9 of slide bar of supporting seat, lift supporting shoe 9 is connected with 6 interference of slide bar.

In this example, can promote supporting seat 8 through lift push rod 19 under the guide effect of deflector 4 and slide bar 6, do the elevating movement, and then adjust the jack-up height of this hoist, then die the slide bar 6 lock inside the deflector 4 through locking screw 5, can adjust the wherein height of this hoist according to actual hoist and mount demand, satisfy the wherein demand of different height positions, it is extremely practical convenient.

As shown in fig. 2, the inclined support rod 3 is welded between the outer wall of the lifting guide cylinder 2 and the fixing base 1, the base 10 is welded above the supporting seat 8, the motor support 11 is fixedly connected to one side above the base 10, the electric hoist 12 is connected to the motor support 11 through a bolt, the operation controller 18 is connected to the lower side of the electric hoist 12 through a wire, the electric hoist 12 is identical to the electric hoist 12 on the existing market in structure, and the electric hoist 12 can be firmly fixed by the motor support 11.

As shown in fig. 2, a lifting beam 13 is welded on one side of the base 10 and above the supporting seat 8, the lifting beam 13 forms an included angle of 60 degrees with the horizontal direction, a guide wheel 15 is rotatably connected to one end part above the lifting beam 13, and the guide wheel 15 can provide a guide for the hoisting process of the lifting rope 14.

As shown in fig. 2, a lifting rope 14 is arranged between the guide wheel 15 and the electric hoist 12, the lifting rope 14 is connected with a lifting hook 16, an emergency locking device 17 is connected to one side above the lifting beam 13 through a bolt, and the lifting rope 14 passes through the emergency locking device 17; the electric hoist 12 can drive the lifting hook 16 to ascend, and the object can be lifted.

As shown in fig. 2, the emergency locking device 17 includes a supporting box 1701, through holes 1702 opened on two opposite side walls of the supporting box 1701, a locking push rod 1703 disposed at the top of the supporting box 1701, a locking block 1704 disposed at the bottom end of the locking push rod 1703, a locking leather pad 1705 disposed inside an arc-shaped groove below the locking block 1704, rotating supports 1706 disposed on two sides below the supporting box 1701, locking wheels 1707 disposed between the rotating supports 1706, and a rotation speed sensor 1708 disposed on one side wall of the rotating support 1706, wherein the supporting box 1701 is connected with the locking push rod 1703 through screws, the supporting box 1701 is connected with the rotating support 1706 through screws, the rotating support 1706 is connected with the locking wheels 1707 through screws, the rotation speed sensor 1708 is connected with the rotating support 1706 through screws, the locking push rod 1703 is connected with the locking block 1704, and the locking leather pad 1705 is glued to the locking leather pad 1704.

In this example, by providing the emergency locking device 17 on the periphery of the lifting rope 14, when the rotation speed sensor 1708 detects that the rotation speed of the locking wheel 1707 is too high, information can be fed back to the operation controller 18, and the locking push rod 1703 is automatically controlled to act to push the locking fixture block 1704 to move downwards, so that the lifting rope 14 is locked on the locking wheel 1707, and the emergency locking device can be quickly used when the jack fails, thereby playing a role of safety protection.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in any way, and although the present invention has been disclosed with reference to the above preferred embodiment, but not to limit the present invention, any person skilled in the art can make some changes or modifications to equivalent embodiments without departing from the scope of the present invention, and any simple modification, equivalent change and modification made to the above embodiments by the technical spirit of the present invention still fall within the scope of the present invention.

Claims

1. A multifunctional crane comprises a fixed base (1) and a lifting guide cylinder (2), it is characterized in that the middle part above the fixed base (1) is fixedly connected with the lifting guide cylinder body (2), a guide plate (4) is welded in the middle of the upper part of the lifting guide cylinder body (2), a locking screw (5) is connected on the side wall of the guide plate (4) through threads, the four corners of the periphery of the guide plate (4) are connected with slide bars (6) in a sliding way, the bottoms of the slide bars (6) are fixedly connected with limit blocks (7), a lifting push rod (19) is fixedly connected inside the lifting guide cylinder body (2), the lifting support device is characterized in that a support seat (8) is fixedly connected to the upper portion of the lifting push rod (19), a lifting support block (9) is fixedly connected to the periphery of the support seat (8) and located above the sliding rod (6), and the lifting support block (9) is in interference connection with the sliding rod (6).

2. The multifunctional crane according to claim 1, wherein a diagonal brace (3) is welded on the outer wall of the lifting guide cylinder (2) and between the outer wall of the lifting guide cylinder and the fixed base (1), a base (10) is welded above the supporting base (8), a motor support (11) is fixedly connected to one side above the base (10), an electric hoist (12) is connected to the motor support (11) through a bolt, and an operation controller (18) is connected below the electric hoist (12) through a wire.

3. Multifunctional crane according to claim 2, characterized in that a lifting beam (13) is welded on one side of the base (10) and above the support base (8), the lifting beam (13) is arranged at an angle of 60 degrees to the horizontal, and a guide wheel (15) is rotatably connected to one end of the lifting beam (13).

4. A multifunctional crane according to claim 3, characterized in that a lifting rope (14) is arranged between the guide wheel (15) and the electric hoist (12), the lifting rope (14) is connected with a lifting hook (16), an emergency locking device (17) is connected to one side above the lifting beam (13) through a bolt, and the lifting rope (14) is arranged through the emergency locking device (17).

5. The multifunctional crane according to claim 4, wherein the emergency locking device (17) comprises a supporting box body (1701), through holes (1702) formed in two opposite side walls of the supporting box body (1701), a locking push rod (1703) arranged at the top of the supporting box body (1701), a locking fixture block (1704) arranged at the bottom end of the locking push rod (1703), a locking leather pad (1705) arranged in an arc-shaped groove below the locking fixture block (1704), rotating supports (1706) arranged at two sides below the supporting box body (1701), a locking wheel (1707) arranged between the rotating supports (1706), and a rotation speed sensor (1708) arranged on one side wall of the rotating support (1706).

6. The multifunctional crane as claimed in claim 5, wherein the supporting box body (1701) is connected with the dead lock push rod (1703) by screws, the supporting box body (1701) is connected with the rotating support (1706) by screws, the rotating support (1706) is connected with the dead lock wheel (1707) by screws, the rotation speed sensor (1708) is connected with the rotating support (1706) by screws, the dead lock push rod (1703) is connected with the dead lock block (1704) by screws, and the dead lock block (1704) is glued with the dead lock leather pad (1705).