CN214653150U - Equipment for hoisting prefabricated arched tunnel roof structure - Google Patents

Equipment for hoisting prefabricated arched tunnel roof structure Download PDF

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Publication number
CN214653150U
CN214653150U CN202120706875.9U CN202120706875U CN214653150U CN 214653150 U CN214653150 U CN 214653150U CN 202120706875 U CN202120706875 U CN 202120706875U CN 214653150 U CN214653150 U CN 214653150U
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China
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hoisting
fixed
crane
sleeve cylinder
ring
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CN202120706875.9U
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Chinese (zh)
Inventor
李思李
田波
权磊
李立辉
朱旭伟
谢晋德
何哲
张盼盼
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Research Institute of Highway Ministry of Transport
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Research Institute of Highway Ministry of Transport
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Abstract

The utility model discloses equipment for hoisting a prefabricated arch-shaped tunnel roof structure, which comprises a crane, wherein a hoisting device is arranged on the crane; the hoisting device comprises a top plate hinged with a crane telescopic arm, a slow motor and a connecting column are fixed at the bottom of the top plate, a helical gear is fixed on an output shaft of the slow motor, a sleeve cylinder is sleeved outside the connecting column and is rotatably connected with the sleeve cylinder, a helical gear ring is fixed at the top of the sleeve cylinder and is meshed with the helical gear, a turntable is fixedly connected with the bottom of the sleeve cylinder, winches are respectively installed on two sides of the crane telescopic arm, a main sling is in winding connection with the winches, through holes are respectively formed in two sides of the top plate and the turntable, the main sling passes through a first transition pulley and a second transition pulley and penetrates through a guide part to be fixedly connected with the bottom surface of the turntable, a movable pulley is in winding connection with the main sling, and is located at the bottom of the turntable, and a hoisting part is connected onto the movable pulley. The utility model is simple in operation, the governing speed is fast, has saved the manpower and has pulled, has improved work efficiency, has eliminated the potential safety hazard.

Description

Equipment for hoisting prefabricated arched tunnel roof structure
Technical Field
The utility model relates to a construction technical field especially relates to an equip for hoisting prefabricated arch hole top structure.
Background
In recent years, industrialized buildings and green buildings are vigorously developed in China, and the pace of modern production in the building industry is accelerated. The aim is to change the development bottlenecks faced by the traditional construction industry, such as the shortage of labor force, high management difficulty, increased time controllable difficulty, prolonged investment cycle of the construction industry, high cost, low profit and the like.
The prefabricated building refers to a building construction mode of a building with use functions, wherein part or all components of the building are produced in a component prefabricating factory and then are transported to a construction site in a corresponding transportation mode, and the components are assembled by adopting a reliable installation mode and an installation machine. Compared with field construction, the prefabricated assembly type construction has the advantages of convenience in construction, high engineering progress, small influence on the surrounding environment, easiness in ensuring the quality of building components and the like.
The existing buildings need to be provided with the arched roof prefabricated parts, the arched roof prefabricated parts are characterized by being arc-shaped and large in span, the arched roof prefabricated parts need to be hoisted to installation positions from a transport vehicle, the hoisting process generally adopts manpower to pull the pull ropes to adjust the direction of the prefabricated parts, and the method needs a plurality of people to cooperate to pull the pull ropes, occupies a large amount of labor force, is low in hoisting speed and low in working efficiency, and has potential safety hazards.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing an equip for hoisting prefabricated arch hole top structure to solve the problem that above-mentioned prior art exists.
In order to achieve the above object, the utility model provides a following scheme: the utility model provides equipment for hoisting a prefabricated arched roof structure, which comprises a crane, wherein a hoisting device is arranged on the crane; the hoisting device comprises a top plate hinged with a crane telescopic arm, a slow speed motor and a connecting post are fixed at the bottom of the top plate, a helical gear is fixed on an output shaft of the slow speed motor, a sleeve cylinder is sleeved outside the connecting post and is rotationally connected with the sleeve cylinder, a helical gear ring is fixed at the top of the sleeve cylinder and is meshed with the helical gear, a turntable is fixedly connected at the bottom of the sleeve cylinder, winches are respectively installed at two sides of the crane telescopic arm, a main sling is wound on the winches, a plurality of first transition pulleys are installed on the crane telescopic arm, second transition pulleys are respectively installed at two sides of the top plate, through holes are respectively formed at two sides of the top plate and the turntable, a guide part is embedded in the through holes, and the main sling passes through the first transition pulleys and the second transition pulleys and penetrates through the guide part to be fixedly connected with the bottom surface of the turntable, the main sling is wound with a movable pulley, the movable pulley is positioned at the bottom of the turntable, and the movable pulley is connected with a hoisting part.
Preferably, the hoisting part comprises a hoisting plate, the movable pulley is fixedly connected with the top of the hoisting plate, fixed pulleys are respectively fixed at two ends of the bottom of the hoisting plate, auxiliary slings are wound on the fixed pulleys, and shackles are respectively fixed at two ends of the auxiliary slings.
Preferably, the two sides of the middle part of the hoisting plate are respectively fixed with a hook, and the hook is detachably connected with a hoisting belt.
Preferably, both ends of the hoisting belt are respectively provided with a hoisting ring.
Preferably, the connecting column is rotatably connected with the sleeve cylinder through a bearing.
Preferably, the guide piece includes the shell and is located the inside ring of shell, the shell with through-hole fixed connection, wear to be equipped with a plurality of balls on the ring, the ring pass through branch with ring fixed connection.
The utility model discloses a following technological effect: the utility model adopts double main slings, so that the prefabricated arched tunnel roof structure can be kept stable when suspended and can not rotate; the utility model discloses a motor drive carousel at a slow speed rotates, and the main hoist cable direction in adjustment carousel below corrects prefabricated arch hole top structure direction, makes the mounting hole and the mounted position looks adaptation of prefabricated arch hole top structure, easy operation, and the governing speed is fast, has saved the manpower and has pulled, has improved work efficiency, has eliminated the potential safety hazard.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive labor.
FIG. 1 is a schematic structural view of an apparatus for lifting a prefabricated arched roof structure;
FIG. 2 is a schematic structural view of the hoisting device;
FIG. 3 is a top view of the hoist;
FIG. 4 is a schematic structural view of a turntable;
FIG. 5 is a schematic view of the guide;
in the figure: the device comprises a crane 1, a hoisting device 2, a top plate 3, a connecting column 4, a slow-speed motor 5, a bevel gear 6, a helical gear ring 7, a sleeve cylinder 8, a turntable 9, a winch 10, a main sling 11, a first transition pulley 12, a second transition pulley 13, a through hole 14, a movable pulley 15, a hoisting plate 16, a fixed pulley 17, an auxiliary sling 18, a shackle 19, a hook 20, a hoisting belt 21, a shell 22, a circular ring 23 and balls 24.
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 order to make the above objects, features and advantages of the present invention more comprehensible, the present invention is described in detail with reference to the accompanying drawings and the detailed description.
The utility model provides equipment for hoisting a prefabricated arch-shaped tunnel roof structure, which comprises a crane 1, wherein a hoisting device 2 is arranged on the crane 1; the hoisting device 2 comprises a top plate 3 hinged with a telescopic arm of a crane 1, a slow motor 5 and a connecting column 4 are fixed at the bottom of the top plate 3, a helical gear 6 is fixed on an output shaft of the slow motor 5, a sleeve cylinder 8 is sleeved outside the connecting column 4 and is rotationally connected with the sleeve cylinder 8, a helical gear ring 7 is fixed at the top of the sleeve cylinder 8, the helical gear ring 7 is meshed with the helical gear 6, a turntable 9 is fixedly connected at the bottom of the sleeve cylinder 8, winches 10 are respectively installed at two sides of the telescopic arm of the crane 1, a motor is installed on the crane 1 and is connected with the winches 10 through motor drive, a main sling 11 is wound on the winches 10, a plurality of first transition pulleys 12 are installed on the telescopic arm of the crane 1, second transition pulleys 13 are respectively installed at two sides of the top plate 3, through holes 14 are respectively formed at two sides of the top plate 3 and the turntable 9, and the through holes 14 on the top plate 3 and the turntable 9 are correspondingly arranged, through-hole 14 is embedded to be equipped with the guide, main hoist cable 11 passes through first transition pulley 12 and second transition pulley 13 just run through the guide with carousel 9 bottom surface fixed connection, the winding is connected with movable pulley 15 on the main hoist cable 11, movable pulley 15 is located carousel 9 bottom, be connected with hoist and mount portion on the movable pulley 15.
When the device is used, the hoisting part is connected with the prefabricated arched tunnel roof structure, the winch 10 is started to hoist the prefabricated arched tunnel roof structure, the telescopic arm of the crane 1 is rotated to move the prefabricated arched tunnel roof structure to the position above the installation position, the slow-speed motor 5 is started to drive the bevel gear 6, the bevel gear 6 drives the bevel gear ring 7 to drive the turntable 9 to rotate, the direction of the main sling 11 is adjusted to enable the direction of the prefabricated arched tunnel roof structure to be consistent with the installation direction, the winch 10 is rotated to enable the prefabricated arched tunnel roof structure to descend, when the prefabricated arched tunnel roof structure reaches the top of the installation position, the slow-speed motor 5 is started again to drive the turntable 9 to rotate and correct the direction, the installation hole of the prefabricated arched tunnel roof structure is matched with the installation position, and the prefabricated arched tunnel roof structure is descended.
Further optimize the scheme, hoist and mount portion is including hoist and mount board 16, movable pulley 15 with 16 top fixed connection of hoist and mount, 16 bottom both ends of hoist and mount board are fixed with fixed pulley 17 respectively, the winding has vice hoist cable 18 on the fixed pulley 17, vice hoist cable 18 both ends are fixed with break-out 19 respectively, and during hoist and mount prefabricated arch hole top structure, break-out 19 links to each other with the built-in fitting at prefabricated arch hole top structure top respectively, undertakes the gravity of prefabricated arch hole top structure from four directions, is favorable to making prefabricated arch hole top structure keep balanced, conveniently hoists.
According to the further optimized scheme, the hooks 20 are fixed on two sides of the middle of the hoisting plate 16 respectively, the hooks 20 are detachably connected with hoisting belts 21, the hoisting belts 21 are placed in the middle of the prefabricated arched tunnel roof structure, the acting point of the prefabricated arched tunnel roof structure is increased, and the hoisting stability is enhanced.
According to the further optimized scheme, the two ends of the lifting belt 21 are respectively provided with the lifting rings (not marked in the figure), and the lifting rings are sleeved on the hook 20, so that the installation and the disassembly are convenient.
According to the further optimization scheme, the connecting column 4 is rotatably connected with the sleeve cylinder 8 through a bearing, the connecting column 4 is fixedly connected with the bearing inner ring, and the sleeve cylinder 8 is fixedly connected with the bearing outer ring, so that the sleeve cylinder 8 can rotate conveniently.
Further optimization scheme, the guide includes shell 22 and is located the inside ring 23 of shell 22, shell 22 with through-hole 14 fixed connection, wear to be equipped with a plurality of balls 24 on the ring 23, ring 23 pass through branch with ring 23 fixed connection, when carousel 9 is rotatory, main hoist cable 11 between roof 3 and the carousel 9 can buckle, and main hoist cable 11 can produce the friction with the edge of through-hole 14, and to main hoist cable 11 lift production resistance, ball 24 and hoist cable 11 contact, ball 24 rotates thereupon when main hoist cable 11 lifts, makes the lift that main hoist cable 11 can relax.
In the description of the present invention, it is to be understood that the terms "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are merely for convenience of description of the present invention, and do not indicate or imply that the device or element so 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.
The above-mentioned embodiments are only intended to describe the preferred embodiments of the present invention, but not to limit the scope of the present invention, and those skilled in the art should also be able to make various modifications and improvements to the technical solution of the present invention without departing from the spirit of the present invention, and all such modifications and improvements are intended to fall within the scope of the present invention as defined in the appended claims.

Claims (6)

1. The utility model provides an equip for hoisting prefabricated arch hole top structure which characterized in that: the device comprises a crane (1), wherein a hoisting device (2) is arranged on the crane (1); the hoisting device (2) comprises a top plate (3) hinged with a telescopic arm of a crane (1), a slow motor (5) and a connecting column (4) are fixed at the bottom of the top plate (3), a helical gear (6) is fixed on an output shaft of the slow motor (5), a sleeve cylinder (8) is sleeved outside the connecting column (4) and is rotatably connected with the sleeve cylinder (8), a helical gear ring (7) is fixed at the top of the sleeve cylinder (8), the helical gear ring (7) is meshed with the helical gear (6), a rotary table (9) is fixedly connected at the bottom of the sleeve cylinder (8), winches (10) are respectively installed at two sides of the telescopic arm of the crane (1), a main sling (11) is wound on the winch (10), a plurality of first transition pulleys (12) are installed on the telescopic arm of the crane (1), and second transition pulleys (13) are respectively installed at two sides of the top plate (3), through-hole (14) have been seted up respectively to roof (3) and carousel (9) both sides, through-hole (14) are embedded to be equipped with the guide, main hoist cable (11) process first transition pulley (12) and second transition pulley (13) and run through the guide with carousel (9) bottom surface fixed connection, the wraparound has movable pulley (15) on main hoist cable (11), movable pulley (15) are located carousel (9) bottom, be connected with hoist and mount portion on movable pulley (15).
2. An apparatus for hoisting prefabricated arched roof structures according to claim 1, characterized in that: the hoisting part comprises a hoisting plate (16), the movable pulley (15) is fixedly connected with the top of the hoisting plate (16), fixed pulleys (17) are fixed to two ends of the bottom of the hoisting plate (16) respectively, an auxiliary sling (18) is wound on the fixed pulleys (17), and shackles (19) are fixed to two ends of the auxiliary sling (18) respectively.
3. Equipment for hoisting prefabricated arched roof structures according to claim 2, characterized in that: and hooks (20) are respectively fixed on two sides of the middle part of the hoisting plate (16), and hoisting belts (21) are detachably connected to the hooks (20).
4. Equipment for hoisting prefabricated arched roof structures according to claim 3, characterized in that: two ends of the hoisting belt (21) are respectively and fixedly provided with a hoisting ring.
5. An apparatus for hoisting prefabricated arched roof structures according to claim 1, characterized in that: the connecting column (4) is rotatably connected with the sleeve cylinder (8) through a bearing.
6. An apparatus for hoisting prefabricated arched roof structures according to claim 1, characterized in that: the guide piece includes shell (22) and is located inside ring (23) of shell (22), shell (22) with through-hole (14) fixed connection, wear to be equipped with a plurality of balls (24) on ring (23), ring (23) pass through branch with ring (23) fixed connection.
CN202120706875.9U 2021-04-08 2021-04-08 Equipment for hoisting prefabricated arched tunnel roof structure Active CN214653150U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202120706875.9U CN214653150U (en) 2021-04-08 2021-04-08 Equipment for hoisting prefabricated arched tunnel roof structure

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202120706875.9U CN214653150U (en) 2021-04-08 2021-04-08 Equipment for hoisting prefabricated arched tunnel roof structure

Publications (1)

Publication Number Publication Date
CN214653150U true CN214653150U (en) 2021-11-09

Family

ID=78459961

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202120706875.9U Active CN214653150U (en) 2021-04-08 2021-04-08 Equipment for hoisting prefabricated arched tunnel roof structure

Country Status (1)

Country Link
CN (1) CN214653150U (en)

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