CN215626283U

CN215626283U - Shield segment mold cover lifting device

Info

Publication number: CN215626283U
Application number: CN202122127164.9U
Authority: CN
Inventors: 范伟; 路正东; 秦晨
Original assignee: Jiangsu Fenghe Tunnel Equipment Co ltd
Current assignee: Jiangsu Fenghe Tunnel Equipment Co ltd
Priority date: 2021-09-03
Filing date: 2021-09-03
Publication date: 2022-01-25
Anticipated expiration: 2031-09-03

Abstract

The utility model discloses a shield segment mold cover lifting device which comprises at least one frame (1), a pair of rails (2), rollers (3) arranged on the frame (1) and adapted to the rails (2), a hydraulic cylinder (4) arranged on the frame (1) and a steel wire rope (5) connected with the hydraulic cylinder (4), wherein the frame (1) is provided with a plurality of pulleys (6), and the steel wire rope (5) sequentially passes through the pulleys (6) and is guided by the pulleys (6) so that at least one end of the steel wire rope is positioned below the frame (1). According to the utility model, the hydraulic cylinder drives the steel wire rope to lift, and the steel wire rope is guided by the pulleys, so that the lifting work can be stably carried out, the failure rate is low, the mold cover is transferred to other places by the walking mechanism, and the mold cover can be cleaned in other proper places, so that the surface of the segment is smooth when the next pouring is carried out.

Description

Shield segment mold cover lifting device

Technical Field

The utility model relates to production equipment of shield segments, in particular to a shield segment mold cover lifting device.

Background

In recent years, with the rapid development of urban subways, as a main bearing structure of a subway tunnel, the requirement of shield lining segments is increasing, and the adoption of an automatic segment flow line production mode is a construction mode with high efficiency, civilization, safety and industrial construction, and is particularly reflected in the aspect of concrete pouring. In daily shield constructs section of jurisdiction assembly line prefabrication work progress, when concreting the process, the concrete fortune is to pouring the building back, because from the top-down of funnel empty to the section of jurisdiction steel mould arc inner chamber in, for preventing that the concrete from splashing when pouring, spill over, it is very necessary to design the apron of pouring, the apron be used for supplementary shield to construct the section of jurisdiction and pour, promote section of jurisdiction surface quality, the pollution to the environment in the reducible production process, convenient clearance, can also alleviate the intensity of labour of workman's operation, save labour cost, promote production efficiency.

After the duct piece is cast, the cover plate needs to be lifted to take the duct piece out of the mold. Conventional shield constructs section of jurisdiction production line, mould lid use cylinder or electric block to suspend in midair on the steelframe, and the cylinder is very high with electric block fault rate, and the maintenance is troublesome, and the clearance of apron is also very inconvenient moreover.

SUMMERY OF THE UTILITY MODEL

The utility model provides a lifting device for a shield segment mold cover, which is used for controlling lifting through a hydraulic system, has good stability and low failure rate, and is also provided with a walking mechanism to transfer and clean the mold cover, aiming at the problems that the conventional shield segment mold cover has high failure rate and is inconvenient to clean the mold cover.

In order to achieve the purpose, the utility model provides a shield segment mold cover lifting device which comprises at least one frame, a pair of rails, rollers arranged on the frame and adapted to the rails, a hydraulic cylinder arranged on the frame and a steel wire rope connected with the hydraulic cylinder, wherein the frame is provided with a plurality of pulleys, and the steel wire rope sequentially passes through the pulleys and is guided by the pulleys, so that at least one end head of the steel wire rope is positioned below the frame.

Preferably, the rails are oppositely arranged channel steel type rails, and the rollers are arranged in the channel steel type rails.

Preferably, the wire rope is connected with the hydraulic cylinder through a shackle.

Preferably, a plurality of including the pulley of at least one level setting and the pulley of at least one vertical setting in the pulley, wire rope passes through the level setting in proper order the pulley and the vertical setting hang down behind the pulley and be located the below of frame.

Further preferably, the non-piston rod end of the hydraulic cylinder is fixed at one end of the frame, and the pulleys comprise two vertically arranged pulleys and two horizontally arranged pulleys and are located at the other end of the frame, the steel wire rope is folded and connected with the hydraulic cylinder, and after the two horizontally arranged pulleys are guided, two ends of the steel wire rope respectively droop after passing through one vertically arranged pulley in sequence.

Preferably, there are two frames, and the two frames are fixedly connected through a cross beam.

Preferably, at least two rollers are arranged on one side edge of the frame, wherein one roller is a driving wheel, and the driving wheel is driven by a motor.

Through the technical scheme, the utility model has the following beneficial effects:

1. according to the utility model, the hydraulic cylinder drives the steel wire rope to lift, and the steel wire rope is guided by the pulleys, so that the lifting operation can be stably carried out, the failure rate is low, and the mold cover is transferred to other places through the traveling mechanism, so that the interference on the taking-out operation of the duct piece is avoided, and the mold cover can be cleaned in other suitable places, so that the surface of the duct piece is smooth in the next pouring process;

2. in a preferred scheme of the utility model, the roller is adapted in the channel steel, so that the roller can be prevented from moving, and the walking stability is further ensured;

3. in a preferred scheme of the utility model, two ends of a steel wire rope are used for applying force to the die cover, so that the die cover is stable in the ascending and descending processes.

Drawings

FIG. 1 is a schematic structural diagram of one embodiment of the present invention;

FIG. 2 is a right side view of FIG. 1;

FIG. 3 is a top view of FIG. 1;

fig. 4 is a schematic diagram of the application of the present invention.

Description of the reference numerals

1 frame, 2 tracks, 3 rollers, 31 motor, 4 hydraulic cylinders, 41 shackles, 5 steel wire ropes, 6 pulleys, 7 cross beams and 8 die covers

Detailed Description

The following detailed description of embodiments of the utility model refers to the accompanying drawings. It should be understood that the detailed description and specific examples, while indicating the present invention, are given by way of illustration and explanation only, not limitation.

It should be noted that, in the following description, some directional words, such as "upper", "lower", etc., referred to for clearly explaining the technical solution of the present invention, are meant according to the analogy of the directional words normally referred to by the components of the shield segment mold cover lifting device when in use, for example, one end of the steel cable connected with the mold cover is lower, and the opposite position is upper, which is only for convenience of describing the present invention and simplifying the description, but does not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

In the description of the present invention, it should be noted that, unless otherwise explicitly stated or limited, the terms "mounted" and "connected" are to be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; either directly or indirectly through intervening media, either internally or in any combination thereof. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

As shown in fig. 1-3, the lifting device for the shield segment mold cover 8 of the present invention comprises at least one frame 1, a pair of rails 2, rollers 3 disposed on the frame 1 and adapted to the rails 2, a hydraulic cylinder 4 disposed on the frame 1, and a steel cable 5 connected to the hydraulic cylinder 4, wherein a plurality of pulleys 6 are disposed on the frame 1, and the steel cable 5 sequentially passes through the pulleys 6 and is guided by the pulleys 6, such that at least one end of the steel cable 5 is located below the frame 1, and the end is used for connecting to the shield segment mold cover 8. As shown in fig. 4, after the wire rope 5 is connected to the mold cover 8, the hydraulic cylinder 4 retracts its piston rod to drive the wire rope 5 to pull the mold cover 8 to be lifted, and then the roller 3 runs on the rail 2 to transfer the mold cover 8 from the mold.

According to the utility model, the hydraulic cylinder 4 is used for driving the steel wire rope 5 to lift, and the plurality of pulleys 6 are used for guiding the steel wire rope 5, so that the lifting work can be stably carried out, and the failure rate is low. The mold cover 8 is transferred to other places through the traveling mechanism, so that interference on the taking-out work of the duct piece is avoided, the mold cover 8 can be cleaned in other suitable places, and the surface of the duct piece is smooth when the next pouring is guaranteed.

Preferably, the rails 2 are oppositely arranged channel steel type rails, and the rollers 3 are arranged in the channel steel type rails. The openings of the two channel steels are opposite, and the rollers 3 are matched in the channel steels, so that the rollers 3 can be prevented from moving, and the walking stability is further ensured.

In order to facilitate connection of the steel wire rope 5 and the hydraulic cylinder 4, a shackle 41 is arranged at the end of a piston rod of the hydraulic cylinder 4, and the steel wire rope 5 is connected with the hydraulic cylinder 4 through the shackle 41.

In order to guarantee the stability of structure, the preferred level of pneumatic cylinder 4 is placed, and in order to reduce the interference of the weight of wire rope 5 and wire rope 5's the promotion mould lid 8 to the piston rod of pneumatic cylinder 4, wire rope 5 that is connected with the piston rod of pneumatic cylinder 4 needs to have a section of considerable length to be the horizontal walking, then vertical walking is in order to promote again, consequently, it is a plurality of including the pulley 6 of at least one horizontal setting and the pulley 6 of at least one vertical setting in the pulley 6, wire rope 5 is in proper order through the horizontal setting pulley 6 and the vertical setting droop behind the pulley 6 is located the below of frame 1.

Preferably, the non-piston rod end of pneumatic cylinder 4 is fixed the one end of frame 1, it is a plurality of pulley 6 includes the pulley 6 and the two levels setting of two vertical settings and is located the pulley 6 of the frame 1 other end, after 5 folding backs of wire rope with pneumatic cylinder 4 is connected, through two levels settings behind the 6 direction of pulley, two ends are flagging behind the pulley 6 of a vertical setting respectively in proper order. The two ends can apply force to two positions of the mold cover 8, so that the mold cover 8 is stable in the ascending and descending processes.

In order to facilitate lifting of the mold cover 8, two steel wire ropes 5 are preferably arranged, two frames 1 are arranged, the two frames 1 are fixedly connected through a cross beam 7, and the two steel wire ropes 5 are more beneficial to stable lifting.

At least two rollers 3 are arranged on one side edge of the frame 1, one of the rollers is a driving wheel, and the driving wheel is driven by a motor 31.

As can be seen from the above description, the present invention has the following advantages: according to the utility model, the hydraulic cylinder 4 is used for driving the steel wire rope 5 to lift, and the plurality of pulleys 6 are used for guiding the steel wire rope 5, so that the lifting operation can be stably carried out, the failure rate is low, and the mold cover 8 is transferred to other places through the travelling mechanism, so that not only is the interference on the taking-out operation of the duct piece avoided, but also the mold cover 8 can be cleaned in other suitable places, and the smooth surface of the duct piece is ensured in the next pouring process; the roller 3 is matched in the channel steel, so that the roller 3 can be prevented from moving, and the walking stability is further ensured; in a preferred embodiment of the present invention, both ends of a wire rope 5 are used to apply force to the mold cover 8, so that the mold cover 8 is smoothly raised and lowered.

The preferred embodiments of the present invention have been described in detail with reference to the accompanying drawings, however, the present invention is not limited to the specific details of the above embodiments, and various simple modifications can be made to the technical solution of the present invention within the technical idea of the present invention, and these simple modifications are within the protective scope of the present invention.

It should be noted that the various technical features described in the above embodiments can be combined in any suitable manner without contradiction, and the utility model is not described in any way for the possible combinations in order to avoid unnecessary repetition.

In addition, any combination of the various embodiments of the present invention is also possible, and the same should be considered as the disclosure of the present invention as long as it does not depart from the spirit of the present invention.

Claims

1. The utility model provides a shield constructs section of jurisdiction die cap hoisting device, its characterized in that includes at least one frame (1), a pair of track (2), locates on frame (1) and adaptation in gyro wheel (3) on track (2), locate pneumatic cylinder (4) on frame (1) and with wire rope (5) that pneumatic cylinder (4) are connected, be equipped with a plurality of pulleys (6) on frame (1), wire rope (5) pass through pulley (6) in proper order and by pulley (6) direction to make its at least one end be located the below of frame (1).

2. The shield segment mold cover lifting device according to claim 1, wherein the rails (2) are oppositely arranged channel steel type rails, and the rollers (3) are arranged in the channel steel type rails.

3. The shield segment mold cover lifting device according to claim 1, wherein the wire rope (5) is connected with the hydraulic cylinder (4) through a shackle (41).

4. The shield segment mold cover lifting device according to claim 1, wherein the plurality of pulleys (6) comprises at least one horizontally arranged pulley (6) and at least one vertically arranged pulley (6), and the steel wire rope (5) is drooping below the frame (1) after sequentially passing through the horizontally arranged pulley (6) and the vertically arranged pulley (6).

5. The shield segment mold cover lifting device according to claim 4, wherein a non-piston rod end of the hydraulic cylinder (4) is fixed at one end of the frame (1), the pulleys (6) comprise two vertically arranged pulleys (6) and two horizontally arranged pulleys (6) which are located at the other end of the frame (1), the steel wire rope (5) is connected with the hydraulic cylinder (4) after being folded, and after the two horizontally arranged pulleys (6) are guided, two ends respectively droop after passing through one vertically arranged pulley (6) in sequence.

6. The shield segment mold cover lifting device according to any one of claims 1 to 5, wherein there are two frames (1), and the two frames (1) are fixedly connected with each other through a cross beam (7).

7. A shield segment mould cover lifting device according to any of the claims 1-5, characterized in that at least two rollers (3) are arranged on one side of the frame (1), one of which is a driving wheel, which is driven by a motor (31).