CN210236863U - Hoisting device easy to rotate manually - Google Patents

Abstract

The utility model discloses an easy manually rotated hoisting apparatus, including the bearing base, be provided with the stand on the bearing base perpendicularly to be provided with the davit at the stand top, be provided with electric block on the davit, the last winding of electric block has wire rope, and wire rope walks around the pulley and is connected with the lifting hook, the pulley sets up in davit end department, the end is hollow structure under the davit, the stand top is provided with the bulb post to the cover has antifriction bearing on the bulb post, the hollow portion of davit sets up on the bulb post. The utility model discloses a cup joint the davit on the bulb post to realize the rotation of hoist, wherein the end of bulb post is hemispherical, and with the inside resistance that brings by the face contact of avoiding through the point contact of hoist davit, and be provided with antifriction bearing in bulb post periphery, avoid davit inner wall and bulb post direct contact and make and rotate the difficulty, still be provided with dog and card strip on the lifting hook of hoist, in order to prevent droing of fortune thing.

Description

Hoisting device easy to rotate manually

Technical Field

The utility model relates to a hoisting machinery field, concretely relates to hoisting apparatus of easy manual rotation.

Background

The crane is one of the mechanical equipment commonly used in modern industry, be used for the great object of conveying quality, thereby the intensity of labour of people that has significantly reduced and improved work efficiency, the crane mainly comprises electric block, thereby go up and down to the lifting hook, still can increase moving mechanism or rotary mechanism in addition on electric block's basis, come to carry out the transportation of horizontal direction to the object, moving mechanism usually is used for the heavy load crane or portal crane, and rotary mechanism is used for the hoisting apparatus that the bearing capacity is less usually, rotary mechanism can divide into manual rotation and motor rotation usually, and often rotate comparatively hard at current manual rotation formula crane.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an easy manually rotated hoisting apparatus makes its manually rotated process more laborsaving.

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

easy manually rotate's hoisting apparatus, including the bearing base, be provided with the stand on the bearing base perpendicularly to be provided with the davit at the stand top, be provided with electric block on the davit, the last winding of electric block has wire rope, and wire rope walks around the pulley and is connected with the lifting hook, the pulley setting is in davit end department, the end is hollow structure under the davit, the stand top is provided with the bulb post to the cover has antifriction bearing on the bulb post, the hollow portion of davit sets up on the bulb post.

Furthermore, the bulb column and the upright column are of an integrated structure, and the top end of the bulb column is hemispherical.

Furthermore, a handrail is arranged on the vertical section of the suspension arm, and the handrail is in an inverted T shape.

Furthermore, an inclined support is welded between the upright post and the bearing base in an inclined mode.

Furthermore, a wire passing snap ring is arranged on the suspension arm, the wire passing snap ring is welded on the suspension arm, and the steel wire rope penetrates through the wire passing snap ring.

Furthermore, a stop block is arranged at the hook head of the lifting hook, a clamping strip is hinged to the lifting hook, a spring is arranged at an included angle between the clamping strip and the lifting hook, and the clamping strip is stopped by the stop block when rotating outwards.

Compared with the prior art, the beneficial effects of the utility model are that:

the utility model discloses a cup joint the davit on the bulb post to realize the rotation of hoist, wherein the end of bulb post is hemispherical, and with the inside resistance that brings by the face contact of avoiding through the point contact of hoist davit, and be provided with antifriction bearing in bulb post periphery, avoid davit inner wall and bulb post direct contact and make and rotate the difficulty, still be provided with dog and card strip on the lifting hook of hoist, in order to prevent droing of fortune thing.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a left side view of the armrest of fig. 1.

In the figure, 1-a bearing base, 2-an inclined support, 3-a vertical column, 4-a suspension arm, 5-a ball head column, 6-a rolling bearing, 7-a handrail, 8-an electric hoist, 9-a line-passing snap ring, 10-a lifting hook, 101-a clamping strip, 102-a stop block, 103-a spring, 11-a steel wire rope and 12-a pulley.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

Example 1:

referring to fig. 1, the utility model provides an easy manual rotation's hoisting apparatus, including bearing base 1, be provided with stand 3 on bearing base 1 perpendicularly to be provided with davit 4 at 3 tops of stand, davit 4 is the tilt state, be provided with electric block 8 on the davit 4, the winding has wire rope 11 on the electric block 8, and wire rope 11 bypasses pulley 12 and is connected with lifting hook 10, pulley 12 sets up in 4 end departments of davit, and pulley 12 accessible pivot is connected with 4 end of davit, 4 lower ends of davit are hollow structure, 3 tops of stand are provided with bulb post 5 to the cover has antifriction bearing 6 on bulb post 5, and the quantity of antifriction bearing 6 is 2, and the bulb post 5 outside can be provided with annular sand grip in order to place antifriction bearing 6, 4 hollow portions of davit set up on bulb post 5.

Example 2:

on the basis of the embodiment, the utility model discloses a another embodiment is, bulb post 5 and stand 3 structure as an organic whole, in order to reduce 5 tops of bulb post and the inside friction of davit 4, the top of bulb post 5 is hemispherical for bulb post 5 and 4 inside point contact of davit have reduceed frictional force greatly, thereby make davit 4 rotate more easily.

Example 3:

on the basis of the above embodiment, another embodiment of the present invention is that the vertical section of the boom 4 is provided with the handrail 7, as shown in fig. 2, the handrail 7 is in an inverted T shape, and the boom 4 is rotated by the handrail 7.

Example 4:

on the basis of the above embodiment, the utility model discloses a another embodiment is, the slope welding has bearing diagonal 2 between stand 3 and the bearing base 1, and bearing diagonal 2 can be 3-4 equal and the 3 both sides of distribution stand to do benefit to the steadiness of stand 3 in the vertical direction.

Example 5:

on the basis of the above embodiment, the utility model discloses a another embodiment is, be provided with on davit 4 and cross line snap ring 9, cross line snap ring 9 and weld on davit 4, and wire rope 11 passes in crossing line snap ring 9.

Example 6:

on the basis of the above embodiment, another embodiment of the present invention is that, the hook head of the hook 10 is provided with a stopper 102, and the hook 10 is hinged with a clip strip 101, and a spring 103 is disposed at an included angle between the clip strip 101 and the hook 10, the clip strip 101 is blocked by the stopper 102 when rotating outwards, and the spring 103 can be set to reset to abut against the stopper 102 after pressing the clip strip 101, so as to prevent the object from falling off from the hook 10.

Although the invention has been described herein with reference to a number of illustrative embodiments thereof, it should be understood that numerous other modifications and embodiments can be devised by those skilled in the art that will fall within the spirit and scope of the principles of this invention. More specifically, various variations and modifications are possible in the component parts or arrangements of the subject combination arrangement within the scope of the disclosure, the drawings and the appended claims. In addition to variations and modifications in the component parts or arrangements, other uses will also be apparent to those skilled in the art.

Claims (6)

1. Easy manually rotation's hoisting apparatus, including bearing base (1), be provided with stand (3) on bearing base (1) perpendicularly to be provided with davit (4) at stand (3) top, be provided with electric block (8) on davit (4), the winding has wire rope (11) on electric block (8), and wire rope (11) are walked around pulley (12) and are connected its characterized in that with lifting hook (10): the pulley (12) is arranged at the end of the suspension arm (4), the lower end of the suspension arm (4) is of a hollow structure, a ball head column (5) is arranged at the top end of the upright post (3), a rolling bearing (6) is sleeved on the ball head column (5), and the hollow part of the suspension arm (4) is arranged on the ball head column (5).

2. A lifting device susceptible to manual rotation according to claim 1, wherein: the bulb column (5) and the upright column (3) are of an integrated structure, and the top end of the bulb column (5) is hemispherical.

3. A lifting device susceptible to manual rotation according to claim 1, wherein: the vertical section of the suspension arm (4) is provided with a handrail (7), and the handrail (7) is in an inverted T shape.

4. A lifting device susceptible to manual rotation according to claim 1, wherein: and an inclined support (2) is welded between the upright post (3) and the bearing base (1) in an inclined manner.

5. A lifting device susceptible to manual rotation according to claim 1, wherein: the wire passing clamping ring (9) is arranged on the suspension arm (4), the wire passing clamping ring (9) is welded on the suspension arm (4), and the steel wire rope (11) penetrates through the wire passing clamping ring (9).

6. A lifting device susceptible to manual rotation according to claim 1, wherein: a stop block (102) is arranged at the hook head of the lifting hook (10), a clamping strip (101) is hinged to the lifting hook (10), a spring (103) is arranged at an included angle between the clamping strip (101) and the lifting hook (10), and the clamping strip (101) is stopped by the stop block (102) when rotating outwards.

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