CN211895847U - Stable and reliable double-hook electric hoist - Google Patents

Abstract

The utility model discloses a reliable and stable double hook electric hoist, including support and a spacing section of thick bamboo, the upper end fixed mounting of support has the motor, the right-hand member fixed mounting of motor has the aircraft nose, be equipped with two chains on the aircraft nose, two the equal fixedly connected with lifting hook of lower extreme of chain, a spacing section of thick bamboo is established respectively in the outside of two chains, two fixedly connected with connecting rod between the spacing section of thick bamboo, the spout has been seted up to the right-hand member of support, swing joint has the slider in the spout, the middle part of connecting rod and the right-hand member fixed connection of slider. The utility model discloses a thereby the junction of chain and lifting hook is arranged in to spacing section of thick bamboo can carry on spacingly to some chain, and further can reduce the range that the chain rocked, thereby can let spacing section of thick bamboo along with the rising or the decline of lifting hook through slider and spout swing joint, also can carry on spacingly to spacing section of thick bamboo at rising or decline in-process, increases the stability of spacing section of thick bamboo.

Description

Stable and reliable double-hook electric hoist

Technical Field

The utility model relates to a lifting machine specifically is a reliable and stable double hook electric hoist.

Background

The electric hoist in the building field is mainly applied to the lifting of a climbing frame and a climbing formwork in building engineering, the existing electric hoist generally only has one lower lifting hook and can only lift in a single direction, and when the electric hoist is used, only one lower lifting hook is used for operation, so that the lower lifting hook reaches the upper limit position of the hoist after one-time lifting is finished; at this moment, the hoister needs to be reversely rotated to enable the lower lifting hook to move to the initial position in an idle load mode, and then the next hoisting can be continued.

The double-hook electric elevator comprises an elevator head positioned on an elevator body, the elevator head is of a bilateral symmetry structure, the upper end of the elevator head is connected with an upper lifting hook, a lifting wheel connected with a motor is arranged in the elevator head, a chain is connected onto the lifting wheel, one end of the chain is connected with a first lower lifting hook, the other end of the chain is connected with a second lower lifting hook, and a guide wheel used for guiding the chain to slide is arranged below the lifting wheel on the elevator head.

In implementing the present invention, the inventor finds that at least the following problems exist in the prior art and are not solved: 1. the device lacks the spacing section of thick bamboo of chain to can produce violent rocking and can cause the object slope or drop when lifting the object.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a reliable and stable double hook electric hoist has solved the problem that proposes among the background art.

In order to achieve the above object, the utility model provides a following technical scheme: a stable and reliable double-hook electric elevator comprises a bracket and a limiting cylinder;

the upper end fixed mounting of support has the motor, the right-hand member fixed mounting of motor has the aircraft nose, be equipped with two chains on the aircraft nose, two the equal fixedly connected with lifting hook of lower extreme of chain, spacing section of thick bamboo is established respectively in the outside of two chains, two fixedly connected with connecting rod between the spacing section of thick bamboo, the spout has been seted up to the right-hand member of support, swing joint has the slider in the spout, the middle part of connecting rod and the right-hand member fixed connection of slider.

As an optimal implementation mode of the utility model, spacing section of thick bamboo includes hinge, upper fixed ring and lower fixed ring, upper fixed ring's left end is passed through the hinge fastening with lower fixed ring's left end and is articulated, upper fixed ring's right-hand member and lower fixed ring's the equal fixed mounting of right-hand member have a loading board, two the through-hole has all been seted up on the loading board, two run through the bolt in the through-hole, the upper end outside cover of bolt is equipped with the nut, nut and bolt screwed connection.

As an optimized embodiment of the utility model, two the equal fixed mounting in upper end of lifting hook has the fixed plate.

As a preferred embodiment of the present invention, two protection pads are fixedly mounted on the inner sides of the upper fixing ring and the lower fixing ring.

As a preferred embodiment of the present invention, the protective cover is provided on both the outer side of the lower end of the bolt and the outer side of the nut.

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

1. the utility model relates to a reliable and stable double hook electric hoist arranges the junction of chain and lifting hook in through a spacing section of thick bamboo and can carry on spacingly to partly chain, and further can reduce the range that the chain rocked, thereby can let a spacing section of thick bamboo along with the rising or the decline of lifting hook through slider and spout swing joint, also can carry on spacingly at the rising or the decline in-process to a spacing section of thick bamboo, increases the stability of a spacing section of thick bamboo.

2. The utility model relates to a reliable and stable double hook electric hoist moves the nut through twisting thereby can dismantle the bolt can open upper fixed ring and lower fixed ring through the hinge, and further can clear up the plug in the spacing section of thick bamboo.

3. The utility model relates to a reliable and stable double hook electric hoist can support spacing section of thick bamboo through the fixed plate to prevent that spacing section of thick bamboo from causing the lifting hook to shelter from, influence the use of lifting hook.

Drawings

Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:

fig. 1 is a side view of a stable and reliable double-hook electric elevator of the present invention;

fig. 2 is a top view of a stable and reliable double-hook electric hoist limiting cylinder of the present invention;

fig. 3 is a front view of the double-hook electric elevator of the present invention.

In the figure: 1. a support; 2. a connecting rod; 3. a motor; 4. a machine head; 5. a chain; 6. a limiting cylinder; 7. a fixing plate; 8. a hook; 9. a hinge; 10. an upper fixing ring; 11. a lower fixing ring; 12. a protective pad; 13. a protective cover; 14. a nut; 15. a carrier plate; 16. a through hole; 17. a bolt; 18. a chute; 19. a slide block.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: a stable and reliable double-hook electric hoist comprises a bracket 1 and a limiting cylinder 6;

the upper end of the support 1 is fixedly provided with a motor 3, the right end of the motor 3 is fixedly provided with a machine head 4, the machine head 4 is provided with two chains 5, the lower ends of the two chains 5 are fixedly connected with lifting hooks 8, the limiting cylinders 6 are respectively sleeved outside the two chains 5, a connecting rod 2 is fixedly connected between the two limiting cylinders 6, the right end of the support 1 is provided with a chute 18, a sliding block 19 is movably connected in the chute 18, the middle part of the connecting rod 2 is fixedly connected with the right end of the sliding block 19, a part of the chains 5 can be limited by arranging the limiting cylinders 6 at the connecting parts of the chains 5 and the lifting hooks 8, the shaking amplitude of the chains 5 can be further reduced, the limiting cylinders 6 can be enabled to ascend or descend along with the lifting hooks 8 by movably connecting the sliding block 19 and the chute 18, and the limiting cylinders 6 can also be limited in the ascending or descending process, the stability of the limiting cylinder 6 is increased.

In this embodiment (as shown in fig. 2), a spacing section of thick bamboo 6 includes hinge 9, upper fixing ring 10 and lower fixing ring 11, the left end of upper fixing ring 10 passes through hinge 9 fixed articulated with the left end of lower fixing ring 11, the equal fixed mounting of right-hand member of upper fixing ring 10 and the right-hand member of lower fixing ring 11 has loading board 15, two through-hole 16 has all been seted up on the loading board 15, two run through bolt 17 in the through-hole 16, the upper end outside cover of bolt 17 is equipped with nut 14, nut 14 and bolt 17 screwed connection can dismantle bolt 17 through twisting nut 14 and can open upper fixing ring 10 and lower fixing ring 11 through hinge 9, and further can clear up the plug in the spacing section of thick bamboo 6.

In this embodiment (please refer to fig. 1), the upper ends of the two lifting hooks 8 are both fixedly provided with a fixing plate 7, and the limiting barrel 6 can be supported by the fixing plate 7, so that the limiting barrel 6 is prevented from shielding the lifting hooks 8 and affecting the use of the lifting hooks 8.

In this embodiment (see fig. 2), protective pads 12 are fixedly mounted on the inner sides of the two upper fixing rings 10 and the inner side of the lower fixing ring 11, and friction of the chain 5 on the upper fixing ring 10 and the lower fixing ring 11 can be effectively reduced through the protective pads 12, so that the service lives of the upper fixing ring 10 and the lower fixing ring 11 are further prolonged.

In this embodiment (see fig. 2), the protective covers 13 are respectively sleeved on the outer sides of the lower ends of the bolts 17 and the outer sides of the nuts 14, so that the corrosion speed of the bolts 17 and the nuts 14 can be effectively delayed through the protective covers 13, and the service lives of the bolts 17 and the nuts 14 are further prolonged.

It should be noted that the utility model relates to a stable and reliable double-hook electric elevator, which comprises a bracket 1, a connecting rod 2, a motor 3, a machine head 4, a chain 5, a limiting cylinder 6, a fixing plate 7, a lifting hook 8, a hinge 9, an upper fixing ring 10, a lower fixing ring 11, a protective pad 12, a protective cover 13, a nut 14, a bearing plate 15, a through hole 16, a bolt 17, a chute 18 and a slide block 19, wherein the components are general standard components or components known by technicians in the field, the structure and principle of the double-hook electric elevator can be known by technical manuals or conventional experimental methods, when the double-hook electric elevator works, the limiting cylinder 6 is arranged at the joint of the chain 5 and the lifting hook 8 to limit a part of the chain 5, further the shaking amplitude of the chain 5 can be reduced, the slide block 19 is movably connected with the chute 18 to enable the limiting cylinder 6 to ascend or descend along with the lifting hook 8, also can be spacing to spacing section of thick bamboo 6 at the rising or descend the in-process, increase the stability of spacing section of thick bamboo 6, thereby can dismantle bolt 17 through twisting nut 14 and can open upper fixed ring 10 and lower fixed ring 11 through hinge 9, further can clear up the plug in the spacing section of thick bamboo 6, can support spacing section of thick bamboo 6 through fixed plate 7, thereby prevent that spacing section of thick bamboo 6 from causing the sheltering from to lifting hook 8, influence the use of lifting hook 8, can effectually reduce chain 5 through protection pad 12 and to upper fixed ring 10 and the friction of lower fixed ring 11, further extension upper fixed ring 10 and the life of lower fixed ring 11, can effectually delay bolt 17 and the corrosion speed of nut 14 through protection casing 13, further extension bolt 17 and the life of nut 14.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above, it will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, but that the invention may be embodied in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims (5)

1. A stable and reliable double-hook electric hoist is characterized by comprising a bracket (1) and a limiting cylinder (6);

the utility model discloses a chain wheel, including support (1), upper end fixed mounting of support (1) has motor (3), the right-hand member fixed mounting of motor (3) has aircraft nose (4), be equipped with two chain (5) on aircraft nose (4), two the equal fixedly connected with lifting hook (8) of lower extreme of chain (5), the outside at two chain (5) is established respectively to spacing section of thick bamboo (6), two fixedly connected with connecting rod (2) between spacing section of thick bamboo (6), spout (18) have been seted up to the right-hand member of support (1), swing joint has slider (19) in spout (18), the middle part of connecting rod (2) and the right-hand member fixed connection of slider (19).

2. The stable and reliable double-hook electric hoist as claimed in claim 1, characterized in that: spacing section of thick bamboo (6) are including hinge (9), upper fixed ring (10) and lower fixed ring (11), the left end of upper fixed ring (10) and the left end of lower fixed ring (11) pass through hinge (9) fixed articulated, the equal fixed mounting of right-hand member of the right-hand member of upper fixed ring (10) and lower fixed ring (11) has loading board (15), two through-hole (16), two have all been seted up on loading board (15) run through bolt (17) in through-hole (16), the upper end outside cover of bolt (17) is equipped with nut (14), nut (14) and bolt (17) threaded connection.

3. The stable and reliable double-hook electric hoist as claimed in claim 1, characterized in that: and the upper ends of the two lifting hooks (8) are fixedly provided with fixing plates (7).

4. The stable and reliable double-hook electric hoist as claimed in claim 2, characterized in that: two the inboard of upper fixed ring (10) and the inboard equal fixed mounting of lower fixed ring (11) have protection pad (12).

5. The stable and reliable double-hook electric hoist as claimed in claim 2, characterized in that: and the outer side of the lower end of the bolt (17) and the outer side of the nut (14) are both sleeved with a protective cover (13).

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