CN217296978U - Detacher and lifting assembly with same - Google Patents

Abstract

The utility model discloses a detacher and have lifting by crane subassembly of this detacher, the detacher includes: a housing having a hanging portion; the lifting hooks are all rotatably arranged in the shell and are arranged at intervals along a circumferential direction and are surrounded to form an avoidance area, and each lifting hook is provided with a hook part; and the unhooking control piece is connected with the plurality of lifting hooks, the traction end of the unhooking control piece penetrates out of the shell, and the traction end can be pulled to enable the hook parts of all the lifting hooks to be mutually scattered. The automatic unhooking of hoist can be realized to foretell detacher, need not the manual work promptly and climbs the high point and manually unhook the hoist, only need control the crane and can realize the unhooking of hoist, and the security is high.

Description

Detacher and lifting assembly with same

Technical Field

The utility model belongs to the technical field of the hoist technique and specifically relates to a detacher and have lifting by crane subassembly of this detacher is related to.

Background

At present, in the hoisting construction process of the precast beam, under the condition of good field conditions, the precast beam can be hoisted in place at one time by using a double-machine hoisting method; when the field operation environment is tight or limited by other conditions, the crane cannot be hoisted in place at one time, and a bridge girder erection machine is needed.

In addition, in the traditional precast beam hoisting construction process, workers are required to be hoisted away from the ground along with the precast beam so as to be convenient to hook and unhook, and the safety is low and the risk is high.

SUMMERY OF THE UTILITY MODEL

The utility model discloses aim at solving one of the technical problem that exists among the prior art at least. Therefore, the utility model provides a detacher solves the problem that the security that exists is low in traditional precast beam hoist and mount work progress.

The utility model also provides a lift by crane subassembly that has above-mentioned detacher.

According to the utility model discloses a detacher of first aspect embodiment, the detacher includes: a housing having a hanging portion; the lifting hooks are all rotatably arranged in the shell and are arranged at intervals along a circumferential direction and are surrounded to form an avoidance area, and each lifting hook is provided with a hook part; and the unhooking control piece is connected with the plurality of lifting hooks, the traction end of the unhooking control piece penetrates out of the shell, and the traction end can be pulled to enable the hook parts of all the lifting hooks to be mutually scattered.

According to the utility model discloses unhooking device has following technological effect at least:

in the detacher, the hanging part of the shell is connected with a main rope of a crane, and the crane can lift the detacher by utilizing the main rope; the traction end of the unhooking operating piece is used for being connected with an auxiliary rope of a crane, and the crane can pull the unhooking operating piece by using the auxiliary rope, so that the hook parts of all the lifting hooks are mutually scattered. When the unhooking device is connected with a lifting appliance for lifting a lifted object, namely the clamping part of the lifting appliance extends into the avoiding area, and the clamping part is hooked by the hook parts of all lifting hooks, the lifted object can be lifted under the action of a crane; if the hung object is to be put down, the unhooking control piece can be pulled by using the auxiliary rope of the crane, so that the hook parts of all the lifting hooks are mutually scattered, and the clamping part of the lifting appliance is unhooked from the hook parts of all the lifting hooks. The automatic unhooking of hoist can be realized to foretell detacher, need not the manual work promptly and climbs the high point and manually unhook the hoist, only need control the crane and can realize the unhooking of hoist, and the security is high.

According to some embodiments of the utility model, the inside of casing is provided with the support ring, and is a plurality of the lifting hook all with the support ring rotates to be connected, and is a plurality of the lifting hook is followed the circumference interval of support ring sets up.

According to some embodiments of the utility model, be equipped with the pilot hole on the lifting hook, the support ring wears to locate in the pilot hole, and makes the lifting hook for the support ring can rotate.

According to some embodiments of the utility model, the bottom of casing is equipped with dodges the hole, dodge the hole with dodge the relative setting in district.

According to some embodiments of the invention, the bottom wall of the housing is recessed towards the inside of the housing and forms a guiding structure.

According to some embodiments of the utility model, the inside of casing is provided with the locating part, the lifting hook still include with the spacing portion that the unhook control piece is connected, spacing portion with hook portion is located respectively the centre of rotation's of lifting hook both sides, spacing portion with the spacing cooperation of locating part.

According to the utility model discloses a lift by crane subassembly of second aspect embodiment, the subassembly that lifts by crane includes: a detacher as described above; the hanger comprises a connecting piece, the connecting piece is provided with a clamping part, the clamping part extends into the avoiding area, and the clamping part is hooked by the hook parts of all the lifting hooks; wherein the traction end can be pulled to make the hook parts of all the lifting hooks mutually dispersed so as to make the clamping part unhook from the hook parts of all the lifting hooks.

According to the utility model discloses the subassembly that lifts by crane has following technological effect at least:

in the hoisting assembly, the hoisting part of the shell is connected with a main rope of a crane, and the crane can lift and lower the detacher by utilizing the main rope; the traction end of the unhooking operating piece is used for being connected with an auxiliary rope of a crane, and the crane can pull the unhooking operating piece by using the auxiliary rope, so that the hook parts of all the lifting hooks are mutually scattered. When the unhooking device is connected with a lifting appliance for lifting the hoisted object, namely the clamping part of the lifting appliance extends into the avoidance area, and the clamping part is hooked by the hook parts of all the lifting hooks, the hoisted object can lift under the action of a crane; if the hung object is to be put down, the auxiliary rope of the crane can be utilized to pull the unhooking control piece, so that the hook parts of all the lifting hooks are mutually scattered, and the clamping part of the lifting appliance is unhooked from the hook parts of all the lifting hooks. The automatic unhooking of hoist can be realized to foretell detacher, need not the manual work promptly and climbs the high point and manually unhook the hoist, only need control the crane and can realize the unhooking of hoist, and the security is high.

According to some embodiments of the utility model, the hoist still includes the gallows and connects lifting rope on the gallows, the connecting piece set up in on the gallows.

According to some embodiments of the present invention, the upper side wall of the hook portion is a first inclined wall, and one side of the first inclined wall close to the axis of the avoidance region is higher than one side of the first inclined wall away from the axis of the avoidance region;

the bottom wall of joint portion is the second inclined wall, first inclined wall with the laminating of second inclined wall.

According to some embodiments of the invention, the second inclined wall is conical.

Drawings

The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

fig. 1 is a schematic structural view of a hoisting assembly according to an embodiment of the present invention;

fig. 2 is a schematic structural view of a detacher according to an embodiment of the present invention;

fig. 3 is a schematic cross-sectional view of a detacher according to an embodiment of the present invention;

fig. 4 is a schematic structural diagram of a spreader according to an embodiment of the present invention;

fig. 5 is a schematic structural diagram of a spreader according to an embodiment of the present invention.

Reference numerals are as follows:

100. a detacher; 110. a housing; 111. a hanging part; 112. an avoidance zone; 113. avoiding holes; 120. a hook; 121. a hook portion; 122. a limiting part; 1221. a through hole; 130. a unhooking manipulation member; 140. a support ring; 150. a limiting member;

200. a spreader; 210. a connecting member; 211. a clamping part; 220. a hanger; 230. a lifting rope;

300. the object to be hung.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "axial", "radial", "circumferential", and the like indicate orientations or positional relationships based on those 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 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. Furthermore, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected" and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood as a specific case by those skilled in the art.

As shown in fig. 1, an embodiment relates to a hoisting assembly including a detacher 100 and a spreader 200, the detacher 100 being connectable to the spreader 200, and the detacher 100 being further detachable from the spreader 200.

As shown in fig. 1 to 3, the detacher 100 includes a housing 110, a detacher manipulation member 130, and a plurality of hooks 120.

The housing 110 has a hanging portion 111.

Specifically, a hanger 111 is provided at the top of the housing 110, the hanger 111 being used to connect with a main rope of a crane. The crane can raise and lower the detacher 100 using the main rope.

The hooks 120 are rotatably disposed in the housing 110, the hooks 120 are disposed at intervals along a circumferential direction and surround to form an avoidance area 112, and each hook 120 has a hook portion 121.

Specifically, all the hooks 120 are rotatably disposed inside the housing 110, and the housing 110 can protect the hooks 120. The hooks 120 are spaced apart from each other in a circumferential direction and define a relief area 112, and thus the hook portions 121 of all the hooks 120 are also spaced apart from each other in the circumferential direction.

The unhooking manipulation member 130 is connected to the plurality of hooks 120, and a pulling end of the unhooking manipulation member 130 passes through the inside of the housing 110, and the pulling end of the unhooking manipulation member 130 can be pulled to spread the hook portions 121 of all the hooks 120 apart from each other.

Specifically, the unhooking manipulation member 130 is a pulling rope, which is connected to all the hooks 120, and a pulling end of the pulling rope, which is used to be connected to a secondary rope of the crane, protrudes from the inside of the housing 110. The crane may pull the pulling rope using the auxiliary rope, thereby allowing the hook portions 121 of all the hooks 120 to be spread apart from each other.

The hanger 200 comprises a connecting piece 210, wherein the connecting piece 210 is provided with a clamping part 211, the clamping part 211 extends into the avoidance area 112, and the clamping part 211 is hooked by the hook parts 121 of all the hooks 120; wherein, the pulling end of the unhooking operating piece 130 can be pulled to make the hook parts 121 of all the hooks 120 mutually spread so as to unhook the clamping part 211 with the hook parts 121 of all the hooks 120.

As shown in fig. 1 and 5, specifically, the spreader 200 is used to hang the hoisted object 300, and the connecting member 210 is used to connect with the detacher 100, so that the hoisted object 300 is hoisted by the crane.

As shown in fig. 1, in the above-described detacher 100, the hanging part 111 of the case 110 is used to be connected to a main rope of a crane, and the crane can lift and lower the detacher 100 by using the main rope; the pulling end of the unhooking manipulation member 130 is used to be connected with a secondary rope of a crane, and the crane can pull the unhooking manipulation member 130 using the secondary rope, thereby allowing the hook portions 121 of all the hooks 120 to be separated from each other. When the detacher 100 is connected with the lifting tool 200 for lifting the lifted object 300, namely the clamping part 211 of the lifting tool 200 extends into the avoidance area 112, and the clamping part 211 is hooked by the hook parts 121 of all the lifting hooks 120, the lifted object 300 can be lifted under the action of a crane; if the hanging object 300 is to be put down, the unhooking manipulation member 130 may be pulled by a secondary rope of the crane to spread the hook portions 121 of all the hooks 120 apart from each other, so that the catching portions 211 of the hanger 200 are unhooked from the hook portions 121 of all the hooks 120. The unhooking device 100 can realize automatic unhooking of the lifting appliance 200, namely, the lifting appliance 200 is unhooked manually without manually climbing to a high point, and the unhooking of the lifting appliance 200 can be realized only by operating a crane, so that the safety is high.

As shown in fig. 1, in one embodiment, an upper side wall of the hook portion 121 is a first inclined wall, and a side of the first inclined wall close to the axis of the avoidance zone 112 is higher than a side of the first inclined wall away from the axis of the avoidance zone 112; the bottom wall of the clamping portion 211 is a second inclined wall, and the first inclined wall is attached to the second inclined wall. So, after joint portion 211 stretched into dodge district 112, under the action of gravity, hook portion 121 that joint portion 211 can stimulate all lifting hooks 120 gathers together each other to, the gravity when being hung thing 300 is big more, and then first inclined wall gets tighter with the laminating of second inclined wall, and stability is better, and the reliability is high.

Specifically, the second inclined wall is tapered so that the second inclined wall can be fitted with the first inclined walls of all the hooks 120.

As shown in fig. 1 and 3, in one embodiment, a support ring 140 is disposed inside the housing 110, a plurality of hooks 120 are rotatably connected to the support ring 140, and the plurality of hooks 120 are spaced along the circumference of the support ring 140.

Specifically, the arrangement direction of the plurality of hooks 120 is the circumferential direction of the support ring 140, and the support ring 140 can provide support for the hooks 120, and the plurality of hooks 120 can be kept arranged in a circumferential direction, thereby facilitating the stability of the hoisted object 300 when being hoisted.

More specifically, the plurality of hooks 120 are uniformly and spaced along the circumference of the support ring 140.

Further, the hook 120 is provided with a mounting hole, and the support ring 140 is inserted into the mounting hole, so that the hook 120 can rotate relative to the support ring 140.

As shown in fig. 1, the hook 120 further includes a limiting portion 122 connected to the unhooking manipulation member 130, and the limiting portion 122 and the hook portion 121 are respectively located at two sides of a rotation center of the hook 120.

Specifically, the hook 120 is configured as a member to which the principle of leverage is applied, and the limiting portion 122 and the hook portion 121 are respectively located on both sides of the rotation center of the hook 120, that is, when the unhooking manipulation member 130 is pulled, the limiting portion 122 can be driven to rotate, so as to drive the hook portion 121 to rotate, thereby allowing the hook portions 121 of all the hooks 120 to be spread.

As shown in fig. 1 and 3, a through hole 1221 is further formed in the limiting portion 122, and the unhooking manipulation member 130 is inserted into the through hole 1221 of the limiting portion 122 of all the hooks 120, so that the unhooking manipulation member 130 can be connected to all the hooks 120.

As shown in fig. 1, a limiting member 150 is disposed inside the housing 110, and the limiting portion 122 is in limiting fit with the limiting member 150. The limiting member 150 is used for limiting the limiting portion 122, and thus limiting the hook 120.

Specifically, the limiting members 150 define the limit positions of the hooks 120, so as to define the limit distances for all the hooks 120 to move in the converging direction, and prevent the connecting member 210 from being damaged by the hook portion 121.

More specifically, the limiting member 150 is a ring-shaped limiting member fixed on the inner wall of the casing 110, and the limiting member is located below the limiting portion 122.

As shown in fig. 1, in one embodiment, the bottom of the housing 110 is provided with an avoidance hole 113, and the avoidance hole 113 is disposed opposite to the avoidance region 112. The avoidance hole 113 is used for the clamping portion 211 of the lifting appliance 200 to penetrate into the avoidance area 112.

Further, the bottom wall of the housing 110 is recessed toward the inside of the housing 110 and forms a guide structure for guiding the catching portion 211 so that the guide portion more smoothly penetrates into the avoiding hole 113.

Specifically, the bottom wall of the housing 110 is a tapered surface.

As shown in fig. 4, in one embodiment, the spreader 200 further includes a hanger 220, and a lifting rope 230 connected to the hanger 220, wherein the connecting member 210 is disposed on the hanger 220, and the lifting rope 230 can bind the lifted object 300.

In the above-described hoisting assembly, the hanging part 111 of the housing 110 is connected to a main rope of a crane that can raise and lower the detacher 100 by the main rope; the pulling end of the unhooking manipulation member 130 is used to be connected with a secondary rope of a hoist, and the hoist can pull the unhooking manipulation member 130 using the secondary rope, thereby allowing the hook portions 121 of all the hooks 120 to be spread apart from each other. When the detacher 100 is connected with the lifting tool 200 for lifting the lifted object 300, namely the clamping part 211 of the lifting tool 200 extends into the avoidance area 112, and the clamping part 211 is hooked by the hook parts 121 of all the lifting hooks 120, the lifted object 300 can be lifted under the action of a crane; if the hanging object 300 is to be put down, the unhooking manipulation member 130 may be pulled by a secondary rope of the crane to spread the hook portions 121 of all the hooks 120 apart from each other, so that the catching portions 211 of the hanger 200 are unhooked from the hook portions 121 of all the hooks 120. The detacher 100 can realize automatic unhooking of the lifting appliance 200, namely, the lifting appliance 200 is unhooked manually without manually climbing to a high point, and the unhooking of the lifting appliance 200 can be realized only by operating a crane, so that the safety is high.

In the description of the present specification, reference to the description of "one embodiment," "some embodiments," "an illustrative embodiment," "an example," "a specific example," or "some examples" or the like means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

While embodiments of the present invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.

Claims (10)

1. A detacher, characterized in that it comprises:

a housing having a hanging portion;

the lifting hooks are all rotatably arranged in the shell and are arranged at intervals along a circumferential direction and are surrounded to form an avoidance area, and each lifting hook is provided with a hook part; and

the unhooking control piece is connected with the plurality of lifting hooks, a traction end of the unhooking control piece penetrates out of the inside of the shell, and the traction end can be pulled to enable the hook parts of all the lifting hooks to be mutually scattered.

2. The detacher of claim 1, wherein said housing defines a support ring therein, a plurality of said hooks each being rotatably coupled to said support ring, and a plurality of said hooks being spaced circumferentially of said support ring.

3. The detacher of claim 2, wherein the hook is provided with a mounting hole, and the support ring is inserted into the mounting hole to enable the hook to rotate relative to the support ring.

4. The detacher of claim 1, wherein the bottom of the housing is provided with an avoidance hole, the avoidance hole being disposed opposite the avoidance zone.

5. The detacher of claim 4, wherein said bottom wall of said housing is recessed toward the interior of said housing and forms a guide structure.

6. The detacher of claim 1, wherein a limiting member is disposed inside the housing, the hook further comprises a limiting portion connected to the detacher manipulator, the limiting portion and the hook portion are respectively located at two sides of a rotation center of the hook, and the limiting portion is in limiting fit with the limiting member.

7. A lifting assembly, characterized in that the lifting assembly comprises:

the detacher of any of claims 1 to 6; and

the lifting appliance comprises a connecting piece, the connecting piece is provided with a clamping part, the clamping part extends into the avoidance area, and the clamping part is hooked by the hook parts of all the lifting hooks;

wherein the traction end can be pulled to enable the hook parts of all the lifting hooks to be mutually scattered, so that the clamping part is unhooked from the hook parts of all the lifting hooks.

8. The lift assembly of claim 7, wherein said spreader further comprises a hanger and a lifting line connected to said hanger, said connector being disposed on said hanger.

9. The hoisting assembly of claim 7, wherein the upper sidewall of the hook portion is a first inclined wall, and a side of the first inclined wall near the axis of the avoidance zone is higher than a side of the first inclined wall away from the axis of the avoidance zone;

the bottom wall of joint portion is the second inclined wall, first inclined wall with the laminating of second inclined wall.

10. The lift assembly of claim 9, wherein the second angled wall is tapered.

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