CN216613710U

CN216613710U - Lifting appliance for carrying unit support

Info

Publication number: CN216613710U
Application number: CN202121877474.6U
Authority: CN
Inventors: 姜斌; 刘蜜桦; 王东伟; 曹文明; 张文炀
Original assignee: SHANDONG TAGAO MINING EQUIPMENT MANUFACTURING CO LTD
Current assignee: SHANDONG TAGAO MINING EQUIPMENT MANUFACTURING CO LTD
Priority date: 2021-08-12
Filing date: 2021-08-12
Publication date: 2022-05-27
Anticipated expiration: 2031-08-12

Abstract

The utility model discloses a lifting appliance for carrying a unit bracket, which comprises a rotary connecting piece, a supporting piece and a plurality of lifting hooks, wherein the rotary connecting piece is used for being connected with a device for carrying the unit bracket, the supporting piece is connected with the rotary connecting piece, the plurality of lifting hooks are divided into two groups and are respectively arranged on two opposite sides of the supporting piece, the rotary connecting piece comprises an upper connecting piece and a lower connecting piece, the lower connecting piece is rotatably connected to the upper connecting piece, the supporting piece is connected with the lower connecting piece, and the upper connecting piece is connected with the device for carrying the unit bracket. The lifting appliance enables the unit support to be carried more quickly, conveniently and safely, reduces the labor intensity of workers, reduces roadway workers and accordingly realizes safe, efficient and high yield of a mine.

Description

Lifting appliance for carrying unit support

Technical Field

The utility model belongs to the technical field of lifting appliances, and particularly relates to a lifting appliance for carrying unit supports.

Background

The unit support is a device for supporting in a coal mine underground roadway instead of a single support, and is designed for coping with underground rock burst at the earliest time. Because the strength is higher, the defect that the single prop is easy to break and hurt people due to rock burst is avoided; meanwhile, compared with the conventional forepoling, the unit bracket has no disadvantage of repeatedly supporting the top plate, only supports the top plate once every time, and has an advantage of preventing the top plate from being broken. During the use, the unit support divide into two and strut on the tunnel both sides, and the centre is pedestrian's passageway, and along with the propulsion of working face, the unit support that is located last need shift forward limit station constantly to the realization is to the advance support in tunnel. However, since there is no special tool, the unit support weighing about 4.5 tons needs to be moved and positioned by using a forklift, a monorail crane, a winch, or the like with manual assistance, and the carrying operation is very complicated and difficult, and the labor intensity is high, and the work efficiency is low. When each group of dozens of unit brackets are transported, the workload is very huge; meanwhile, in the carrying process, the unit support is easy to fall down, so that the injury accident is caused.

Consequently, a large amount of unit support carrier have emerged, but unit support carrier still need adopt four-jaw lifting hook or cable wire to assist, and the use of four-jaw lifting hook or cable wire needs the manual work to hang, need wait for whole cable to tighten the rear and can leave the hand after hanging, has serious potential safety hazard, and the handling efficiency is slow, has increased tunnel staff's quantity.

The utility model is provided to solve the above problems.

SUMMERY OF THE UTILITY MODEL

In order to solve the above problems, a lifting device for carrying a cell support is proposed. In order to achieve the purpose, the utility model provides the following technical scheme:

the utility model provides a hoist for transport of unit support, including be used for with the swivel connected coupler who carries the device of unit gallows, with support piece and a plurality of lifting hook that swivel connected coupler connects, a plurality of lifting hooks divide into two sets ofly set up respectively on the relative both sides of support piece, swivel connected coupler includes connecting piece and lower connecting piece, down the connecting piece rotatable connect in on the connecting piece, support piece with the connecting piece is connected down, it is connected with the device of carrying the unit gallows to go up the connecting piece.

Preferably, the upper connecting piece and the lower connecting piece are both of U-shaped structures, and the upper connecting piece and the lower connecting piece are arranged oppositely and rotatably connected through a rotating shaft.

Preferably, the both ends of the opening part of going up connecting piece and lower connecting piece all are through round pin hub connection, support piece's upper end is provided with colludes the nose, collude and enclose between nose and the support piece and close and form the hole, connecting piece and support piece pass down the connecting piece and enclose the space that closes formation and collude nose and support piece through rings and enclose the hole that closes formation and realize being connected.

Preferably, the supporting part comprises a supporting plate and two fixing parts respectively arranged at two opposite ends of the supporting plate, the supporting plate is connected with the lower connecting part, and the two groups of lifting hooks are respectively arranged on the two fixing parts in an adjustable position.

Preferably, the number of the lifting hooks is 4, two lifting hooks are arranged on each fixing part, and the two lifting hooks on the same fixing part are oppositely arranged.

Preferably, the hook comprises a connecting chain and a hook connected to the connecting chain, and the upper end of the connecting chain is detachably connected to the fixing piece.

Preferably, the fixing part comprises two fixing plates which are oppositely arranged, and the upper end of the lifting hook is detachably connected between the two fixing plates which are oppositely arranged.

Preferably, the supporting plate is of an I-shaped structure, and the two fixing parts are respectively arranged on two transverse plates of the I-shaped structure of the supporting plate.

Preferably, the hook is in a C-shaped structure, one end of the hook is detachably connected to the connecting chain, and the other end of the hook is bent upwards.

Preferably, the vertical distance between two connecting chains on the same fixing piece is greater than the width of the top beam of the equal-unit support, and the distance between the lowest points of two J-shaped hooks on the same fixing piece is less than the width of the top beam of the equal-roadway unit support.

Preferably, both ends of the connecting chain are respectively connected to the fixing member and the hook through pin shafts.

Preferably, both ends on the mounting length direction are provided with the mounting site that is used for installing the lifting hook respectively, and two relative fixed plates that set up are provided with the mounting hole of multiunit relative setting in mounting site department, the lifting hook is installed in one of them a set of mounting hole department of corresponding mounting site.

Has the advantages that:

1. the lifting appliance for carrying the unit support solves the problems that the existing unit support carrier has no special lifting appliance, is not suitable in lifting size, is inconvenient to lift, needs manual hooks, has danger and the like, improves the safety management level, and promotes high efficiency and high yield of a coal mine.

2. The lifting appliance for carrying the unit support can automatically fall below the two sides of the top beam of the unit support under the action of the roadway unit support carrier, then ascend to hook the unit support and lift the unit, and further carry the unit support.

3. The lifting hook position of the lifting hook for carrying the unit support provided by the utility model can be adjusted according to the width of the top beam of the unit support, so that the lifting hook can be suitable for carrying different unit supports.

4. The lifting appliance for carrying the unit support provided by the utility model has small overall height, has low requirement on the lifting pressure of a roadway unit support carrier, and is beneficial to the overall optimization of the carrier.

5. The rotary connecting piece of the lifting appliance for carrying the unit support, provided by the utility model, realizes the steering requirement after the lifting of the roadway unit support through the rotary connection of the upper connecting piece and the lower connecting piece, is convenient for lifting and placing the unit support in all directions, and after steering, the position of the unit support is relatively stable and is not easy to rotate, so that the problems that the conventional chain lock is unstable in reversing and the roadway unit support is easy to rotate back are solved.

Drawings

Fig. 1 is a schematic structural diagram of a spreader for handling unit supports according to the present invention.

In the figure: 110. an upper connecting member; 120. a lower connecting piece; 130. a pin shaft; 200. a support plate; 210. a fixing member; 220. hooking a nose; 300. a rotating shaft; 400. a hook; 500. a lifting ring.

Detailed Description

In order to make the technical solutions of the present invention better understood, the following description of the technical solutions of the present invention with reference to the accompanying drawings of the present invention is made clearly and completely, and other similar embodiments obtained by a person of ordinary skill in the art without any creative effort based on the embodiments in the present application shall fall within the protection scope of the present application. In addition, directional terms such as "upper", "lower", "left", "right", etc. in the following embodiments are directions with reference to the drawings only, and thus, the directional terms are used for illustrating the present invention and not for limiting the present invention.

As shown in fig. 1, the spreader for transferring a unit frame provided in this embodiment includes a rotary connector for connecting to a device for transferring a unit frame, a support member connected to the rotary connector, and a plurality of hooks 400, wherein the plurality of hooks 400 are divided into two groups and disposed on opposite sides of the support member, the rotary connector includes an upper connector 110 and a lower connector 120, the lower connector 120 is rotatably connected to the upper connector 110, the support member is connected to the lower connector 120, and the upper connector 110 is connected to the device for transferring a unit frame. The rotation connection of the upper connecting piece 110 and the lower connecting piece 120 realizes the steering requirement after the roadway unit support is hoisted, the hoisting and the placing of the unit support in all directions are convenient, and after the steering, the position of the unit support is relatively stable and not easy to turn, so that the problems that the conventional chain lock is unstable in reversing and the roadway unit support is easy to turn are solved.

The upper connecting member 110 and the lower connecting member 120 are both U-shaped structures, and the upper connecting member 110 and the lower connecting member 120 are disposed opposite to each other and rotatably connected through a rotating shaft 300.

Furthermore, the two ends of the opening of the upper connecting part 110 and the lower connecting part 120 are connected through a pin 130, the upper end of the supporting part is provided with a hook nose 220, a hole is formed between the hook nose 220 and the supporting part in a surrounding manner, and the lower connecting part 120 and the supporting part are connected by the hanging ring 500 penetrating through the space formed by the surrounding of the lower connecting part 120 and the pin 130 and the hole formed by the surrounding of the hook nose 220 and the supporting part. The two ends of the opening of the lower connecting piece 120 are connected through a pin 130, so that the lower connecting piece 120 is detachably connected with the supporting piece, and the hanger is convenient to overhaul or replace parts.

The two ends of the opening of the upper connector 110 are connected by a pin 130, which is provided to facilitate the installation of the hanger on the tunnel unit support truck, and the upper connector 110 passes through the upper connector 110 and the boom of the tunnel unit support truck by the pin 130 to enable the hanger to be connected to the tunnel unit support truck.

The supporting member includes a supporting plate 200 and two fixing members 210 respectively disposed at opposite ends of the supporting plate 200, the supporting plate 200 is connected to the lower connecting member 120, and two sets of hooks 400 are respectively disposed on the two fixing members 210 in a position-adjustable manner. Preferably, the number of the hooks 400 is 4, two hooks 400 are provided on each fixing plate, and two hooks 400 are provided on the same fixing plate to be opposite to each other. Two lifting hooks 400 on same fixed plate set up relatively and lifting hook 400 is adjustable in position on the fixed plate, and this setting has realized that the relative distance between two lifting hooks 400 on same fixed plate is adjustable, has realized promptly that this hoist can collude the unit support of hanging different width for this hoist can be applicable to the transport of different unit supports, and this hoist breaks the design of conventional hoist one-to-one, and application scope is wider, and economic benefits is better.

The fixing member 210 includes two fixing plates oppositely disposed, and the upper end of the hook 400 is detachably coupled between the two fixing plates oppositely disposed, which facilitates the coupling of the hook 400. Further, the supporting plate 200 is an i-shaped structure, and the two fixing members 210 are respectively disposed on two transverse plates of the i-shaped structure of the supporting plate 200.

Further, lifting hook 400 includes the connecting link and connects the hook on the connecting link, and the upper end detachable of connecting link connects on mounting 210, and is preferred, and the both ends of connecting link are respectively through round pin hub connection on mounting 210 and hook, and this setting has realized that the connecting link is convenient for change, and its length that can be as required is changed at will to the hung object of adaptation difference. The hook is C-shaped structure, and one end detachable of hook is connected on the connecting chain, and the other end is the kicking up. The vertical distance between two connecting chains on the same fixing member 210 is greater than the width of the top beam of the equal-unit support, and the distance between the lowest points of two J-shaped hooks on the same fixing plate is less than the width of the top beam of the equal-roadway unit support. This setting has satisfied the demand that this hoist colluded and hangs unit support, the bottom bending of hook upwards, can slide tunnel unit support back timber both sides along with gravity when whole hoist falls, and the opening range is big, stretches into tunnel unit support back timber inner space naturally, is difficult for the unhook to this hoist is provided with four lifting hooks 400, and four lifting hooks 400 are more durable safety than two lifting hooks 400, and the handling of unit support is more steady, and is difficult for inclining.

Further, two ends of the fixing member 210 in the length direction are respectively provided with a mounting site for mounting the hook 400, a plurality of sets of mounting holes are formed in the mounting sites of the two oppositely-arranged fixing plates, and the hook 400 is mounted in one set of mounting holes corresponding to the mounting sites.

When the lifting appliance is used, the upper connecting piece 110 is connected to the lifting arm of the roadway unit support carrier through the pin shaft 130, the roadway unit support carrier is controlled to enable the 4 lifting hooks 400 of the lifting appliance to descend below the two sides of the top beam of the roadway unit support carrier, when the lifting arm of the roadway unit support carrier rises, the 4 lifting hooks 400 hook the gap below the top beam of the roadway unit support carrier, and the 4 lifting hooks 400 firmly grab the roadway unit support carrier to lift the roadway unit support carrier along with the rising of the lifting arm.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model 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

1. A lifting appliance for carrying unit supports is characterized by comprising a rotary connecting piece, a supporting piece and a plurality of lifting hooks, wherein the rotary connecting piece is used for being connected with a device for carrying unit lifting frames, the supporting piece is connected with the rotary connecting piece, the plurality of lifting hooks are divided into two groups and are respectively arranged on two opposite sides of the supporting piece, the rotary connecting piece comprises an upper connecting piece and a lower connecting piece, the lower connecting piece is rotatably connected onto the upper connecting piece, the supporting piece is connected with the lower connecting piece, and the upper connecting piece is connected with the device for carrying unit lifting frames;

the supporting piece comprises a supporting plate and two fixing pieces which are respectively arranged at two opposite ends of the supporting plate, the supporting plate is connected with the lower connecting piece, and the two groups of lifting hooks are respectively arranged on the two fixing pieces in an adjustable position;

the lifting hook is 4, sets up two lifting hooks on every mounting, and two lifting hooks on the same mounting set up relatively.

2. The spreader for handling unit supports according to claim 1, wherein the upper connecting member and the lower connecting member are both U-shaped structures, and the upper connecting member and the lower connecting member are disposed opposite to each other and rotatably connected through a rotating shaft.

3. The lifting appliance for carrying the unit bracket as claimed in claim 2, wherein two ends of the opening of the upper connecting member and the lower connecting member are connected through a pin shaft, a hook nose is arranged at the upper end of the supporting member, a hole is formed by enclosing between the hook nose and the supporting member, and the lower connecting member and the supporting member are connected by a hanging ring penetrating through a space formed by enclosing between the lower connecting member and the pin shaft and a hole formed by enclosing between the hook nose and the supporting member.

4. The spreader for handling unit racks as claimed in claim 1, wherein the lifting hooks comprise connecting chains and hooks connected to the connecting chains, and the upper ends of the connecting chains are detachably connected to the fixing members.

5. The spreader for handling unit racks according to claim 1, wherein the fixed member comprises two oppositely disposed fixed plates, and the upper end of the hook is detachably connected between the two oppositely disposed fixed plates.

6. The lifting appliance for carrying the unit support according to claim 5, wherein the supporting plate is an I-shaped structure, and the two fixing members are respectively arranged on two transverse plates of the I-shaped structure of the supporting plate.

7. The spreader for handling unit carriers of claim 4, wherein the hook is in a C-shaped configuration, one end of the hook being detachably connected to the connecting chain, and the other end being bent upward.

8. The lifting appliance for carrying unit supports according to claim 5, wherein the two ends of the fixing member in the length direction are respectively provided with mounting sites for mounting lifting hooks, the two oppositely-arranged fixing plates are provided with multiple sets of oppositely-arranged mounting holes at the mounting sites, and the lifting hooks are mounted at one set of mounting holes of the corresponding mounting sites.