CN217555590U

CN217555590U - Lifting clamp suitable for spherical component

Info

Publication number: CN217555590U
Application number: CN202221175390.2U
Authority: CN
Inventors: 巴图; 聂宗宝; 雷胜利; 武肖军; 修炳文; 李朋朋
Original assignee: China Construction Steel Structure Tianjin Corp Ltd
Current assignee: China Construction Steel Structure Tianjin Corp Ltd
Priority date: 2022-05-09
Filing date: 2022-05-09
Publication date: 2022-10-11
Anticipated expiration: 2032-05-09

Abstract

The utility model discloses a stone tongs suitable for spheroid component, including two cross arrangement duplex winding horizontal axis articulated clamping part together, two the lower extreme of clamping part forms the arc structure towards opposite direction is crooked, the bottom of clamping part is provided with the protection piece, the both ends of protection piece extend to outside the both sides of clamping part, two the protection piece forms the arc structure towards opposite direction is crooked. According to the utility model discloses a stone tongs suitable for spheroid component, when needing hoist and mount spheroid component, convenient operation, labour saving and time saving is difficult to damage the spheroid component moreover.

Description

Lifting clamp suitable for spherical component

Technical Field

The utility model relates to a hoist, in particular to stone tongs suitable for spheroid component.

Background

The lifting appliance is a tool for connecting members when the lifting machinery lifts the members, the conventional lifting appliance mainly comprises a lifting hook, a steel wire rope, a chain, a lifting sucker and the like, when the members need to be lifted, the lifting appliance is connected with the members, and then the lifting machinery is operated.

The existing lifting appliance is inconvenient to connect the spherical member, when the spherical member needs to be connected, a lifting lug is generally welded on the spherical member, then a lifting hook or a steel wire rope is connected with the lifting lug, the operation is troublesome, time and labor are wasted, and the spherical member is easily damaged when the lifting lug is welded.

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 stone tongs suitable for spheroid component, when needing hoist and mount spheroid component, convenient operation, labour saving and time saving is difficult to damage spheroid component moreover.

According to the utility model discloses stone tongs suitable for spheroid component, including two cross arrangement duplex winding horizontal axis articulated clamping part together, two the lower extreme of clamping part is towards the crooked arc structure that forms of opposite direction, the bottom of clamping part is provided with the protection piece, the both ends of protection piece extend to outside the both sides of clamping part, two the protection piece is towards the crooked arc structure that forms of opposite direction.

According to the utility model discloses stone tongs suitable for spheroid component has following technological effect at least:

a clamping space is formed between the lower ends of the two clamping portions, when the spherical component needs to be hoisted, the spherical component is placed in the clamping space, then a lifting hook or a steel wire rope of hoisting machinery is connected with the top ends of the two clamping portions, and when the hoisting machinery hoists the two clamping portions, the lower ends of the two clamping portions can be matched with the spherical component to be clamped. Because the lower extreme of two clamping parts is towards the crooked arc structure that forms with spheroid component looks adaptation of opposite direction, and then comparatively firm during two clamping part centre gripping spheroid components, in addition, the bottom of clamping part still is provided with the protection piece, the both ends of protection piece extend to outside the both sides of clamping part, two protection pieces are towards the crooked arc structure that forms with spheroid component looks adaptation of opposite direction, and then can prevent spheroid component slippage from the both sides in centre gripping space, thereby it is more firm when making the stone tongs centre gripping spheroid component, later control hoist and mount machinery, can accomplish the hoist and mount of spheroid component, and convenient for operation, time saving and labor saving, and be difficult to damage the spheroid component.

According to some embodiments of the utility model, two be provided with locking mechanism between the clamping part, locking mechanism is used for preventing two the clamping part is relative to be rotated.

According to some embodiments of the invention, the locking mechanism comprises:

the two clamping rods are correspondingly arranged on the two clamping parts, and are parallel to the horizontal axis;

the clamping plate is provided with a plurality of clamping grooves along the length direction, and the two clamping rods can be clamped in the different clamping grooves.

According to some embodiments of the present invention, two of the axes of the clamping bars are located on the same horizontal plane.

According to some embodiments of the invention, the catch bar is located below and close to the horizontal axis.

According to some embodiments of the utility model, the clamping part includes along two arm lock that horizontal axis set up side by side, two reserve the clearance between the arm lock.

According to some embodiments of the utility model, the arm lock is platelike structure, the face of arm lock is perpendicular horizontal axis.

According to some embodiments of the utility model, two the clamping part is with one side the arm lock is articulated each other.

According to the utility model discloses a some embodiments, it is same two of clamping part be provided with a plurality of connecting rods between the arm lock, have at least one on the clamping part the connecting rod is located the top of horizontal axis.

According to some embodiments of the utility model, two the clamping part for the vertical plane symmetry setting at horizontal axis place, two the protection piece for the vertical plane symmetry setting at horizontal axis place.

Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.

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 view of the present invention;

FIG. 2 is a schematic view of the overall structure of the present invention;

fig. 3 is a view of one of the viewing angles of the present invention;

FIG. 4 is a schematic view of one of the locking mechanisms;

reference numerals:

a clamping part 100, a clamping arm 101 and a connecting rod 102; a guard 200; locking mechanism 300, kelly 301, cardboard 302, draw-in groove 303.

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 accompanying drawings are exemplary only for 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 is to 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 in specific cases to those skilled in the art.

A stone tongs suitable for use with a sphere member according to an embodiment of the invention will now be described with reference to figures 1 to 4.

According to the utility model discloses stone tongs suitable for spheroid component, as shown in fig. 1 to 3, including two crossing arrangement and the articulated clamping part 100 together of duplex winding horizontal axis, the lower extreme of two clamping parts 100 is towards the crooked arc structure that forms of opposite direction, and the bottom of clamping part 100 is provided with protection piece 200, and outside the both ends of protection piece 200 extended to the both sides of clamping part 100, two protection pieces 200 were towards the crooked arc structure that forms of opposite direction.

In this embodiment, a clamping space is formed between the lower ends of the two clamping portions 100, when the spherical member needs to be hoisted, the spherical member is placed in the clamping space, and then the hooks or the steel wire ropes of the hoisting machine are connected to the top ends of the two clamping portions 100, so that when the hoisting machine hoists the two clamping portions 100, the lower ends of the two clamping portions 100 can be matched to clamp the spherical member. Because the lower extreme of two clamping parts 100 is towards the crooked arc structure that forms with spheroid component looks adaptation of opposite direction, and then comparatively firm when two clamping parts 100 centre gripping spheroid components, in addition, the bottom of clamping part 100 still is provided with protection piece 200, the both ends of protection piece 200 extend outside the both sides of clamping part 100, two protection pieces 200 are towards the crooked arc structure that forms with spheroid component looks adaptation of opposite direction, and then can prevent spheroid component slippage from the both sides in centre gripping space, thereby it is more firm when making the stone tongs centre gripping spheroid component, later manipulate the hoist and mount machinery, can accomplish the hoist and mount of spheroid component, and convenient for operation, time saving and labor saving, and be difficult to damage the spheroid component.

It should be noted that, the two clamping portions 100 may be hinged to each other at positions close to the middle or the upper ends, when a hook or a wire rope of a hoisting machine connects the top ends of the two clamping portions 100, and the hoisting machine hoists the two clamping portions 100, the top ends of the two clamping portions 100 may move in a direction close to each other under the action of the hook or the wire rope, and then the lower ends of the two clamping portions 100 may also move in a direction close to each other, so that the lower ends of the two clamping portions 100 can clamp the spherical member. The protection member 200 may be a horizontally disposed arc rod, the protection member 200 may also include a plurality of horizontally disposed arc rods, the plurality of arc rods are arranged in a vertical direction, and the protection member 200 may also be an arc plate. It will be appreciated that the horizontal axis is not a particular horizontal axis, but rather extends in a horizontal direction only to define the hinge axis of the two clamp portions 100. It is understood that the lower ends of the two grip parts 100 are bent in the opposite direction to form an arc structure, meaning that the arc centers of the lower ends of the two grip parts 100 are located between the two grip parts 100, and the two protection parts 200 are bent in the opposite direction to form an arc structure, meaning that the arc centers of the two protection parts 200 are located between the two protection parts 200.

In some embodiments of the present invention, as shown in fig. 1 to 4, a locking mechanism 300 is disposed between the two clamping portions 100, and the locking mechanism 300 is used to prevent the two clamping portions 100 from rotating relatively. After the ball member is placed in the clamping space, the locking mechanism 300 is operated, and the locking mechanism 300 can prevent the two clamping portions 100 from rotating relatively, so that the ball member can be clamped more stably by the two clamping portions 100.

In some embodiments of the present invention, as shown in fig. 2, the locking mechanism 300 includes two clamping bars 301 and a clamping plate 302, the two clamping bars 301 are correspondingly disposed on the two clamping portions 100, the two clamping bars 301 are parallel to the horizontal axis, the length direction of the clamping plate 302 can be perpendicular to the length direction of the clamping bar 301, the clamping plate 302 is provided with a plurality of clamping grooves 303 along the length direction, and the two clamping bars 301 can be clamped in different clamping grooves 303. After the clamping rods 301 are clamped in the clamping grooves 303, the two clamping rods 301 cannot move relatively, so that the two clamping portions 100 cannot rotate relatively, a locking effect is achieved, the structure is simple, and the operation is convenient. And kelly 301 can the joint in draw-in groove 303 of difference, and then can control opening and shutting of centre gripping space, thereby make the utility model discloses a stone tongs can be applicable to the spheroid component of different diameter sizes. It should be noted that the locking mechanism 300 may also have other structures, for example, as shown in fig. 4, one end of the clamping plate 302 may be provided with a mounting hole and sleeved outside one of the clamping rods 301 through the mounting hole, the clamping plate 302 is provided with a plurality of clamping slots 303 along the length direction, and the other clamping rod 301 may be clamped in different clamping slots 303, so that the clamping plate 302 is not easy to fall off in the locking mechanism 300 with such a structure. In addition, the two clamping portions 100 may be provided with first adjustment holes, the locking mechanism 300 may be an adjustment rod, the adjustment rod may be provided with a plurality of second adjustment holes along a length direction, and the first adjustment holes may be connected to one of the second adjustment holes by bolts.

In some embodiments of the present invention, as shown in fig. 2, the axes of the two clamping rods 301 are located on the same horizontal plane. And the effect of locking the two clamping portions 100 is better.

In some embodiments of the present invention, as shown in fig. 2 and 4, the latch lever 301 is located below and near the horizontal axis. Compare and be located the top of horizontal axis in the kelly 301, in this embodiment, kelly 301 is located the below of horizontal axis, and then the effect of locking two clamping parts 100 is better. Furthermore, the jamming rod 301 is close to the horizontal axis, so that the interference between the jamming rod 301 and the ball member can be reduced.

In some embodiments of the present invention, as shown in fig. 1 and 2, the clamping portion 100 includes two clamping arms 101 disposed side by side along a horizontal axis, and a gap is reserved between the two clamping arms 101. Two arm lock 101 constitute clamping part 100, and not only the structure is comparatively simple, and the partial position of spheroid component just can extend to the clearance between two arm lock 101 in addition, and then makes the centre gripping of spheroid component more firm. In addition, when the surface of spheroid component was provided with other parts, other parts can stretch into in the clearance between two arm lock 101, and then other parts can not influence the centre gripping of spheroid component, and the practicality is good. The clamping portion 100 may have another structure, for example, an arc-shaped plate-like structure.

In some embodiments of the present invention, as shown in fig. 1 and 2, the clamping arm 101 is a plate-shaped structure, and the surface of the clamping arm 101 is perpendicular to the horizontal axis. And then make arm lock 101's structural strength higher, not only can reduce arm lock 101 and receive the damage, centre gripping spheroid component is more firm moreover. Of course, the clamping arm 101 may have other structures, for example, an arc-shaped rod-shaped structure.

In some embodiments of the present invention, as shown in fig. 1 and 2, the clamping arms 101 of the two clamping portions 100 on the same side are hinged to each other. That is, two hinge shafts are provided, the clamping arms 101 of one side of the two clamping portions 100 are hinged to each other through one hinge shaft, and the clamping arms 101 of the other side of the two clamping portions 100 are hinged to each other through the other hinge shaft. If only one hinge is provided, the hinge needs to pass through the gap between the two clip arms 101, and when other parts are provided on the ball member, the other parts may interfere with the hinge. In this embodiment, two hinge shafts are coaxially provided, so that interference with other parts of the spherical member is avoided, and the practicability is good.

In some embodiments of the present invention, as shown in fig. 1 and fig. 2, a plurality of connecting rods 102 are disposed between two clamping arms 101 of the same clamping portion 100, and at least one connecting rod 102 on the clamping portion 100 is located above the horizontal axis. The connecting rod 102 is provided to increase the overall structural strength of the clamping portion 100, so that damage to the clamping portion 100 can be reduced, and the clamping of the spherical member is more stable. At least one connecting rod 102 is positioned above the horizontal axis, thereby facilitating the attachment of the hook or wire rope of the hoist machine to the top ends of the two clamping portions 100.

In some embodiments of the present invention, as shown in fig. 1 and 2, the two clamping portions 100 are symmetrically disposed with respect to a vertical plane of the horizontal axis, and the two protection members 200 are symmetrically disposed with respect to a vertical plane of the horizontal axis. And then the centre gripping spheroid component is more firm, can further avoid spheroid component from the both sides slippage of centre gripping space moreover.

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

1. A hoisting clamp suitable for a sphere member is characterized by comprising two clamping parts (100) which are arranged in a crossed mode and hinged together around a horizontal axis, the lower ends of the two clamping parts (100) are bent towards opposite directions to form an arc-shaped structure, a protection part (200) is arranged at the bottom end of each clamping part (100), the two ends of each protection part (200) extend out of the two sides of each clamping part (100), and the two protection parts (200) are bent towards opposite directions to form the arc-shaped structure.

2. A lifting clamp for spherical elements according to claim 1, wherein a locking mechanism (300) is provided between the two clamping portions (100), the locking mechanism (300) being configured to prevent relative rotation of the two clamping portions (100).

3. A lifting clamp for a spherical element according to claim 2, characterized in that the locking mechanism (300) comprises:

the two clamping rods (301) are correspondingly arranged on the two clamping parts (100), and the two clamping rods (301) are parallel to the horizontal axis;

the clamping plate (302) is provided with a plurality of clamping grooves (303) along the length direction, and the two clamping rods (301) can be clamped in the different clamping grooves (303).

4. A lifting clamp for spherical members according to claim 3, characterized in that the axes of the two jamming rods (301) are located on the same horizontal plane.

5. A lifting clamp for spherical elements according to claim 4, characterised in that the catch lever (301) is located below and close to the horizontal axis.

6. A lifting clamp for sphere members according to any of claims 1-5, characterized by that, the clamping part (100) comprises two clamping arms (101) arranged side by side along the horizontal axis, a gap is reserved between the two clamping arms (101).

7. The stone tongs of claim 6, wherein the arms (101) are plate like structures with the faces of the arms (101) perpendicular to the horizontal axis.

8. A lifting clamp for sphere members according to claim 6, characterized in that the clamping arms (101) on the same side of the two clamping portions (100) are hinged to each other.

9. A lifting clamp for sphere members according to claim 6, characterized in that a plurality of tie bars (102) are arranged between two said clamping arms (101) of one and the same clamping part (100), at least one said tie bar (102) of said clamping part (100) being located above said horizontal axis.

10. A lifting clamp for spherical elements according to any of the claims 1 to 5, characterized in that two clamping portions (100) are arranged symmetrically with respect to the vertical plane of the horizontal axis and two shielding members (200) are arranged symmetrically with respect to the vertical plane of the horizontal axis.