CN215047925U - Special lifting appliance for machining folding guard plate - Google Patents

Abstract

The utility model discloses a special lifting appliance for processing a folding guard plate, which comprises a lifting ring, wherein a supporting plate is connected to the lower side of the lifting ring; a plurality of first hinged supports are uniformly arranged on the circumference of the lower side of the supporting plate, the first hinged supports are hinged with supporting rods, the lower ends of the supporting rods are connected with electromagnetic chucks, and second hinged supports hinged with the supporting rods are arranged on the upper sides of the electromagnetic chucks; a guide post is arranged at the lower side of the middle part of the supporting plate, a movable ring which reciprocates along the guide post is sleeved outside the guide post, connecting rods are hinged between the movable ring and the middle part of the supporting rod, and the connecting rods are in one-to-one correspondence with the supporting rod; the utility model is used for the processing handling of collapsible backplate is strutted to coal mine tunnel adapts to folding backplate rectangle platelike structure to be suitable for the handling of the folding backplate of different specifications size, the safety and stability adjusts the convenience, and the practicality is strong.

Description

Special lifting appliance for machining folding guard plate

Technical Field

The utility model belongs to the technical field of folding backplate processing handling equipment, in particular to folding backplate processing special lifting device.

Background

In order to prevent the collapse of the roadways at the two ends of the coal mine stope face, a supporting structure is widely adopted. Supporting construction forms a safety protection passageway, and a plurality of hydraulic supports link together and form a protection passageway that sets up along tunnel length direction, effectively prevents to block up the tunnel after the tunnel collapses, provides reliable rescue and life support passageway for the workman. Long backplate, short backplate, folding backplate among the supporting construction can overturn, can fold each backplate through the corresponding jack of drive when carrying, make it have less transportation space, convenient transportation.

The guard plate is of a rectangular plate-shaped structure, and needs frequent lifting and changing stations in the production and processing process of the guard plate; the lifting appliance special for the rectangular plate-shaped guard plates is lacked in the prior art, the sizes of various guard plates are different, and the lifting process wastes time and labor.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a folding backplate processing special lifting device solves prior art's problem, adapts to folding backplate rectangle platelike structure to be suitable for the handling of the folding backplate of different specifications size, the safety and stability adjusts the convenience, and the practicality is strong.

In order to achieve the above object, the utility model provides a following technical scheme: a lifting appliance special for machining a folding guard plate comprises a lifting ring, wherein a supporting plate is connected to the lower side of the lifting ring; a plurality of first hinged supports are uniformly arranged on the circumference of the lower side of the supporting plate, the first hinged supports are hinged with supporting rods, the lower ends of the supporting rods are connected with electromagnetic chucks, and second hinged supports hinged with the supporting rods are arranged on the upper sides of the electromagnetic chucks; the backup pad middle part downside is provided with the guide post, and the guide post outside cover is equipped with along guide post reciprocating motion's loose collar, and it has the connecting rod all to articulate between loose collar and the bracing piece middle part, connecting rod and bracing piece one-to-one.

Preferably, the lower end of the guide post is provided with a limiting block.

Preferably, a plurality of third hinge seats hinged with the connecting rod are uniformly arranged on the circumference of the outer side of the movable ring; the middle part of the supporting rod is provided with a fourth hinged support hinged with the connecting rod.

Preferably, the number of the first hinged support, the number of the support rod, the number of the electromagnetic chuck, the number of the second hinged support, the number of the third hinged support, the number of the connecting rod and the number of the fourth hinged support are four.

Preferably, a plurality of axial spouts are evenly distributed on the circumference of the outer side of the guide post, a plurality of grooves which are in one-to-one correspondence with the spouts are evenly arranged on the circumference of the inner side of the movable ring, balls are arranged in the grooves, and the balls roll along the spouts.

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

the utility model is used for the processing handling of collapsible backplate is strutted to coal mine tunnel adapts to folding backplate rectangle platelike structure to be suitable for the handling of the folding backplate of different specifications size, the safety and stability adjusts the convenience, and the practicality is strong.

Drawings

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

Fig. 2 is a schematic view of the connection between the guide post and the movable ring of the present invention.

In the figure: 1. the lifting ring comprises a lifting ring body, 2, a supporting plate, 3, a first hinged support, 4, a supporting rod, 5, an electromagnetic chuck, 6, a second hinged support, 7, a guide post, 8, a movable ring, 9, a limiting block, 10, a third hinged support, 11, a connecting rod, 12, a fourth hinged support, 13, a sliding groove, 14, a groove, 15 and a ball.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "middle", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "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 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, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

Referring to fig. 1-2, the present embodiment provides a lifting device for machining a foldable protection plate, including a lifting ring 1, wherein a supporting plate 2 is connected to a lower side of the lifting ring 1; a plurality of first hinged supports 3 are uniformly arranged on the circumference of the lower side of the supporting plate 2, the first hinged supports 3 are hinged with supporting rods 4, the lower ends of the supporting rods 4 are connected with electromagnetic chucks 5, and second hinged supports 6 hinged with the supporting rods 4 are arranged on the upper sides of the electromagnetic chucks 5; 2 middle part downside in backup pad is provided with guide post 7, and 7 outside covers of guide post are equipped with along guide post 7 reciprocating motion's activity ring 8, all articulated between activity ring 8 and the 4 middle parts of bracing piece have connecting rod 11, connecting rod 11 and bracing piece 4 one-to-one.

In this embodiment, the lower end of the guide post 7 is provided with a limiting block 9. The limiting block 9 limits the movable ring 8, and the movable ring 8 is prevented from slipping from the lower end of the guide post 7.

In this embodiment, a plurality of third hinge seats 10 hinged to a connecting rod 11 are uniformly arranged on the outer circumference of the movable ring 8; the middle part of the support rod 4 is provided with a fourth hinged support 12 hinged with the connecting rod 11.

In this embodiment, the number of the first hinge base 3, the support rod 4, the electromagnetic chuck 5, the second hinge base 6, the third hinge base 10, the connecting rod 11, and the fourth hinge base 12 is four. The four electromagnetic chucks 5 are respectively connected with the four corners close to the rectangular folding guard plate, so that the lifting connection is facilitated, and the lifting is safer and more stable.

In this embodiment, a plurality of axial spouts 13 are evenly distributed to the circumference of the outer side of the guide post 7, a plurality of grooves 14 corresponding to the spouts 13 one by one are evenly arranged on the circumference of the inner side of the movable ring 8, balls 15 are arranged in the grooves 14, and the balls 15 roll along the spouts 13. The movable ring 8 can move more smoothly, the supporting rods 4 can be synchronously opened and closed, and the electromagnetic chuck 5 can adapt to folding guard plates of different specifications.

When the utility model is used, the electromagnetic chuck 5 is arranged on the upper side of the folding guard plate, so that the mutual opening angle of the support rods 4 is increased, in the opening process of the support rods 4, the movable ring 8 descends along the guide post 7 through the connecting rod 11, and all the support rods 4 are synchronously opened, so that the electromagnetic chuck 5 on the lower side of the support rods 4 is positioned on the upper side of the edge of the folding guard plate; the utility model discloses synchronous opening and shutting structure can adapt to the folding backplate of different specifications size. After the electromagnetic chuck 5 is positioned at the edge of the upper side of the folding guard plate, the electromagnetic chuck is opened, so that the electromagnetic chuck is firmly connected with the folding guard plate, the lifting hook of the hoisting equipment is hooked with the lifting ring 1, and the hoisting of the folding guard plate is realized. The utility model discloses the time spent not can be folded, makes all bracing pieces 4 be parallel state, reduces the area of hoist greatly, the removal transportation of the hoist of being convenient for.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (5)

1. The utility model provides a folding backplate processing special lifting device, includes rings, its characterized in that: the lower side of the hanging ring is connected with a supporting plate; a plurality of first hinged supports are uniformly arranged on the circumference of the lower side of the supporting plate, the first hinged supports are hinged with supporting rods, the lower ends of the supporting rods are connected with electromagnetic chucks, and second hinged supports hinged with the supporting rods are arranged on the upper sides of the electromagnetic chucks; the backup pad middle part downside is provided with the guide post, and the guide post outside cover is equipped with along guide post reciprocating motion's loose collar, and it has the connecting rod all to articulate between loose collar and the bracing piece middle part, connecting rod and bracing piece one-to-one.

2. The special lifting appliance for machining the folding guard plate according to claim 1, wherein: the guide post lower extreme is provided with the stopper.

3. The special lifting appliance for machining the folding guard plate according to claim 2, wherein: a plurality of third hinged supports hinged with the connecting rod are uniformly arranged on the outer circumference of the movable ring; the middle part of the supporting rod is provided with a fourth hinged support hinged with the connecting rod.

4. The special lifting appliance for machining the folding guard plate according to claim 3, wherein: the number of the first hinged support, the supporting rod, the electromagnetic chuck, the second hinged support, the third hinged support, the connecting rod and the fourth hinged support is four.

5. The special lifting appliance for machining the folding guard plate according to claim 4, wherein: a plurality of axial chutes are uniformly distributed on the circumference of the outer side of the guide post, a plurality of grooves which are in one-to-one correspondence with the chutes are uniformly arranged on the circumference of the inner side of the movable ring, and balls are arranged in the grooves and roll along the chutes.

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