WO2023082951A1

WO2023082951A1 - Building construction lifting/lowering method

Info

Publication number: WO2023082951A1
Application number: PCT/CN2022/125806
Authority: WO
Inventors: 吴丰军; 纪如愿; 王松
Original assignee: 苏州东奥德森电梯有限公司
Priority date: 2021-11-11
Filing date: 2022-10-18
Publication date: 2023-05-19
Also published as: CN113979265B; CN113979265A

Abstract

A building construction lifting/lowering method, which uses an elevator to carry out the following constructions, and comprises the following steps: S1, preparing a working mode; S2, performing independent lifting and lifting/lowering construction modes for the first time; S3, performing overall lifting and lifting/lowering construction modes for the first time; and S4, repeating the steps S2 and S3 until the required height is completed. A large disc frame and construction platform (4) is detachable, can be used in an independent manner or in a combined manner. When being disassembled, the large disc frame and construction platform (4) is a suspended platform having guide rails mounted in advance. When being combined, the large disc frame and construction platform (4) as a whole can lift a car together. During disassembly, an anti-falling device (13) is arranged on the large disc frame and construction platform (4), so that falling caused by the breakage of a steel wire rope (3) is prevented. During combination, the anti-falling device (13) is still effective.

Description

A kind of building construction lifting method

technical field

The invention relates to the technical field of lifting, in particular to a lifting method for building construction.

Background technique

Construction elevator is a kind of supporting equipment for manned and cargo lifting operation. It usually consists of car mechanism, driving mechanism, standard section, attached wall, chassis, fence, electrical system and other parts. There are many types of construction elevators. According to The operation mode is divided into two types: with or without counterweight mechanism and with counterweight mechanism. According to the control mode, it is divided into manual control type and automatic control type. Building construction needs to transport building materials to the required floors. During construction, the building is usually built first. The first installation height, and then continue to cover up to the second installation height. Before the second installation height, it is necessary to build up the guide rails for the lift of the car on the basis of the first height.

Existing building construction elevators have certain disadvantages in use. The elevators with the prior art structure cannot provide assistance for building guide rails when transporting building materials at the first installation height, which greatly increases the construction period and construction cost. In addition, The accompanying cable is required for data transmission between the car, the motor and the traction control system. The cable is cumbersome and takes up a lot of space, which is not conducive to the outdoor environment. Therefore, we propose a method for building construction lifting.

Contents of the invention

(1) Solved technical problems

Aiming at the deficiencies of the prior art, the present invention provides a lifting method for building construction, which is convenient and better for lifting. The design is detachable and can be used alone or in combination. When used as a large frame and a construction platform, the car can be lifted together, which can effectively solve the problems in the background technology.

(2) Technical solution

In order to achieve the above object, the technical scheme that the present invention takes is:

The invention provides a lifting method for building construction, which uses a traction system to carry out the following construction, including the following steps:

S1. Preparatory work mode: lift the mechanism above the first installation height, fix the first installation frame and the second installation frame in place by the lifting mechanism, and then carry out the first installation height after the traction system is in place lifting construction;

S2. The first independent lifting and lifting construction mode: when the traction system is lifting and lowering at the first installation height, the first installation frame and the second installation frame are separated, the second installation frame is fixed, and the first After the installation frame is separated, it is reassembled into an installation platform, which is lifted up by the lifting mechanism to take the workers to build the guide rail, so that the construction of the guide rail at the second installation height and the construction of the first installation height can be carried out at the same time; The anti-drop device provides guarantee for its safety;

S3. The first overall lifting and lifting construction mode: when the first installation height is completed, the guide rail of the second installation height is also built at this time, and then the first installation frame and the second installation frame are fixed together. At the same time, the second installation frame is still fixed together with the traction system, and then they are lifted up to the top of the second installation height and fixed in place, and then the traction system is in place and the lifting construction is carried out;

S4. Steps S2 to S3 are repeated until the required height is achieved.

As a preferred technical solution of the present application, during the lifting process in step S3, the second mounting frame and the car of the traction system are connected by a rigid connection assembly, which can prevent the second mounting frame and the car from occurring during the lifting process. Collision; after the lifting is completed, fix the second mounting frame on the guide rail, and then disassemble the rigid connection assembly, and then use the traction drive connection assembly to drive the car to lift up and down in the guide rail;

The first installation frame and the second installation frame form a detachable large frame and construction platform; a linkage mechanism consisting of a speed limiter and a safety gear is installed on the car to provide anti-falling protection when the car is raised and lowered. When the sensor senses that the descending speed exceeds the preset range, the safety gear is triggered to directly lock the car on the guide rail, and the linkage mechanism is in a non-working state when the first mounting frame and the second mounting frame are lifted together.

As a preferred technical solution of the present application, the first installation frame is a first gantry structure, and the first gantry structure includes two first horizontal beams, at least two first horizontal connecting beams and four first vertical beams, The first horizontal beams are parallel to each other, the first horizontal connecting beams are parallel to each other and vertically connected between the two first horizontal beams, and the four first vertical beams are vertically connected to both ends of the two first horizontal beams;

The second installation frame is a second gantry structure, and the second gantry structure includes two second lower horizontal beams, two second lower horizontal connecting beams, two second upper horizontal beams, at least four second vertical beams, At least four second upper horizontal connecting beams, the second lower horizontal beams and the second lower horizontal connecting beams constitute the lower bracket for installing the steel wire rope pan, the second lower horizontal beams are parallel to each other and are located below the first horizontal beams, the second The lower horizontal beam is also detachably connected to the bottom of the first vertical beam to realize the detachable connection between the first mounting frame and the second mounting frame. Between the crossbeams; the second upper horizontal crossbeam, the second vertical beam and the second upper horizontal connecting beam constitute the upper support for installing the steel wire rope pan, and the second upper horizontal crossbeams are parallel to each other and vertically connected to the two sides of the second lower horizontal connecting beam At the top of the end, the second vertical beams are arranged in pairs and their bottoms are vertically connected to the second upper horizontal beams. The second upper horizontal connecting beams are parallel to each other and their two ends are vertically connected between the corresponding two second vertical beams. between.

As a preferred technical solution of the present application, it also includes two telescopic structures, the telescopic structures are rotatably arranged at both ends of the second lower horizontal beam, and when the telescopic structures are unfolded, the telescopic structures are rotated to form a The overall structure of the same plane; when the telescopic structure shrinks, the telescopic structure rotates to be perpendicular to the second horizontal beam.

As a preferred technical solution of the present application, the traction drive connection assembly includes a traction motor, a traction wheel, a wire rope, a wire rope reel and a traction control system, and the traction motor and the traction control system are arranged on the top of the car; the traction The output shaft of the motor is coaxially connected with the traction sheave. The steel wire rope is installed on the second mounting frame. The two ends of the steel wire rope are respectively connected with the car and the counterweight mechanism. Generate friction in the traction sheave groove;

The wire rope large plate coaxial transmission has a gear motor or not, and the gearless motor is connected to the relay. The three power lines of the gearless motor are connected to the star through the relay, and the star is sealed through the normally closed function of the relay, so that the motor has a hysteresis function. Always provide tension to the wire rope during lifting to prevent the wire rope from loosening completely.

As a preferred technical solution of the present application, the bottom of the second installation frame is rigidly connected to the car through a rigid connection assembly, and the middle part of the second installation frame is softly connected to the car through a chain hoist.

As a preferred technical solution of the present application, the second installation frame and the car are provided with a connecting assembly matched with the guide rail to prevent overturning and rollover during lifting; the first installation frame is also provided with a crane, the mechanical The arm is a rotatable structure that can adjust the angle according to demand.

As a preferred technical solution of the present application, the lifting mechanism uses a winch as a lifting power source, and the winch is installed above each installation height.

As a preferred technical solution of the present application, the bottom of the car is provided with a buffer plate for buffer protection.

As a preferred technical solution of the present application, the car is provided with an accompanying power line for power transmission, and the accompanying power line is electrically connected to the traction motor and the traction control system.

(3) Beneficial effects

Compared with the prior art, it has the following beneficial effects:

First, the large frame and construction platform composed of the first mounting frame and the second mounting frame can be disassembled and used alone, or combined as a whole. When disassembled, it is the hanging blue that installs the guide rail in advance, and when combined, it can be used together. Lift the car, so that the construction of the second installation height guide rail and the first installation height construction can be carried out at the same time, which can greatly shorten the construction time and save costs.

Second, when the large frame and construction platform are disassembled, the first installation frame is equipped with a fall arrester to prevent the fall caused by the breakage of the wire rope. Both the mounting frame and the second mounting frame can play a protective role, greatly improving safety performance.

Third, when the car is ascending and descending, when the speed limiter senses that the descending speed exceeds the set threshold, the safety gear directly locks the car on the guide rail to prevent the car from falling.

Fourth, the traction motor and traction control system are arranged on the top of the car mechanism, which saves the accompanying cables between the car, the motor and the traction control system, and only needs the accompanying power cord on the car, saving space , It also gave way to the large rack and construction platform.

Fifth, the coaxially connected gearless motor in the wire rope drum is sealed by the normally closed function of the relay, so that the motor has a hysteresis function, so that it always provides tension to the wire rope during lifting, preventing the wire rope from loosening completely, which is safer.

Sixth, there are connecting components matching the guide rails on the large frame and construction platform, and the connecting components can slide on the guide rails to prevent overturning and rollover during lifting; there is also a crane on the first installation frame, and the mechanical The arm is a rotatable structure, and the angle can be adjusted according to needs.

Description of drawings

Fig. 1 is a schematic diagram of the overall structure of the elevator in the present invention.

Fig. 2 is a schematic diagram of the state structure of the car lifting and lowering work when the large frame and the construction platform are disassembled in the present invention.

Fig. 3 is a schematic diagram of the state structure of the car lifting work when the large frame and the construction platform are combined in the present invention.

Fig. 4 is a structural schematic diagram of a large rack and a construction platform in the present invention.

Fig. 5 is a structural schematic diagram of the second lower horizontal beam and the telescopic structure in the present invention.

Fig. 6 is a structural schematic diagram of the car in the present invention.

Fig. 7 is a top view of the car in the present invention.

Fig. 8 is a schematic diagram of the installation structure of the safety gear in the present invention.

Fig. 9 is a schematic diagram of the installation structure of the rigid connection assembly in the present invention.

Detailed ways

The technical solutions of the present invention will be clearly and completely described below in conjunction with the accompanying drawings and specific embodiments, but those skilled in the art will understand that the embodiments described below are some of the embodiments of the present invention, rather than all of them. It is only used to illustrate the present invention and should not be construed as limiting the scope of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the protection scope of the present invention. Those who do not indicate the specific conditions in the examples are carried out according to the conventional conditions or the conditions suggested by the manufacturer. The reagents or instruments used were not indicated by the manufacturer, and they were all conventional products that could be purchased from the market.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer" etc. The indicated orientation or positional relationship is based on the orientation or positional relationship shown in the drawings, and is only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the referred device or element must have a specific orientation, or in a specific orientation. construction and operation, therefore, should not be construed as limiting the invention. In addition, the terms "first", "second", and "third" are used for descriptive purposes only, and should not be construed as indicating or implying relative importance.

In the description of the present invention, it should be noted that unless otherwise specified and limited, the terms "installation", "connection" and "connection" should be understood in a broad sense, for example, it can be a fixed connection or a detachable connection. Connected, or integrally connected; it may be mechanically connected or electrically connected; it may be directly connected or indirectly connected through an intermediary, and it may be the internal communication of two components. Those of ordinary skill in the art can understand the specific meanings of the above terms in the present invention in specific situations.

Embodiment one:

This embodiment provides a method for building construction lifting, using the traction system shown in Figure 1 to Figure 9 to perform the following construction, including the following steps:

S1. Preparatory work mode: the lifting mechanism is in place above the first installation height, and the first installation frame 17 and the second installation frame 16 are fixed in place by the lifting mechanism, and then the first installation is performed after the traction system is in place Lifting construction at high altitudes;

S2. The first independent lifting and lifting construction mode: when the traction system is lifting and lowering at the first installation height, the first installation frame 17 and the second installation frame 16 are separated, and the second installation frame 16 is fixed , the first installation frame 17 is separated and reassembled into the installation platform, and the lifting mechanism is lifted up to bring the workers to build the guide rail 2, so that the construction of the guide rail 2 of the second installation height and the construction of the first installation height can be carried out simultaneously; meanwhile, the second installation height A fall arrester 13 is installed on the mounting frame 17 to provide guarantee for its safety;

S3, the first overall lifting and lifting construction mode: when the first installation height is completed, the guide rail 2 of the second installation height is also built at this time, and then the first installation frame 17 and the second installation frame 16 are fixed on the Together, at this time, the second installation frame 16 is still fixed together with the traction system, and then they are lifted up to the top of the second installation height and fixed in place, and then the lifting construction is carried out after the traction system is in place;

S4. Steps S2 to S3 are repeated until the required height is achieved.

Specifically, in step S3, during the lifting process, the second mounting frame 16 and the car of the traction system are connected by a rigid connection assembly 6, which can prevent collisions between the second mounting frame 16 and the car during the lifting process; complete the lifting Finally, the second mounting frame 16 is fixed on the guide rail 2, and then the rigid connection assembly 6 is disassembled, and then the traction drive connection assembly is used to drive the car to lift and work in the guide rail 2;

The first mounting frame 17 and the second mounting frame 16 form a detachable large frame and a construction platform 4; a linkage mechanism composed of a speed limiter and a safety gear 18 is installed on the car to provide anti-falling protection when the car is lifted. , when the speed governor senses that the descending speed exceeds the preset range, the safety gear 18 is triggered to directly lock the car on the guide rail 2, and the linkage mechanism is not working when the first mounting frame 17 and the second mounting frame 16 are lifted together state.

As shown in Figure 4, the first mounting frame 17 is a first gantry structure, and the first gantry structure includes two first horizontal beams, two first horizontal connecting beams and four first vertical beams, the first horizontal beam parallel to each other, the first horizontal connecting beams are parallel to each other and vertically connected between the two first horizontal beams, and the four first vertical beams are vertically connected to both ends of the two first horizontal beams;

The second mounting frame 16 is a second gantry structure, and the second gantry structure includes two second lower horizontal beams, two second lower horizontal connecting beams, two second upper horizontal beams, eight second vertical beams, Eight second upper horizontal connecting beams, the second lower horizontal beam and the second lower horizontal connecting beam constitute the lower support for installing the steel wire rope pan, the second lower horizontal beams are parallel to each other and are located below the first horizontal beam, the second lower horizontal beam The horizontal beam is also detachably connected with the bottom of the first vertical beam to realize the detachable connection of the first mounting frame 17 and the second mounting frame 16. The second lower horizontal connecting beam is parallel to each other and its two ends are vertically connected to two second mounting frames. Between the horizontal crossbeams; the second upper horizontal crossbeam, the second vertical beam, and the second upper horizontal connecting beam constitute the upper support for installing the steel wire rope pan, and the second upper horizontal crossbeams are parallel to each other and vertically connected to the second lower horizontal connecting beam At the top of both ends, the second vertical beams are arranged in pairs and their bottoms are vertically connected to the second upper horizontal beams, the second upper horizontal connecting beams are parallel to each other and their two ends are vertically connected to the corresponding two second vertical beams between.

As shown in Figure 5, it also includes two telescopic structures 15, the telescopic structures 15 are rotated and arranged at the two ends of the second lower horizontal beam, when the telescopic structure 15 is unfolded, the telescopic structure 15 rotates to form a horizontal beam parallel to the second lower horizontal beam. The overall structure of the same plane; when the telescopic structure 15 shrinks, the telescopic structure 15 rotates to be perpendicular to the second horizontal beam.

Specifically, the traction drive connection assembly includes a traction motor 9, a traction wheel 5, a wire rope 3, a wire rope pan 14 and a traction control system 10, and the traction motor 9 and the traction control system 10 are arranged on the top of the car; the traction The output shaft of the motor 9 is connected with the coaxial transmission of the traction sheave 5, the wire rope pan 14 is arranged on the second mounting frame 16, the two ends of the wire rope 3 are respectively connected with the car and the counterweight mechanism 8, and the car mechanism 11 is connected with the counterweight The gravity of the mechanism 8 causes the steel wire rope 3 to be compressed in the groove of the traction sheave 5 to generate frictional force;

The wire rope large plate 14 coaxial transmission has gear motor or not, and the gearless motor is connected to the relay. The three power lines of the gearless motor are connected to the star through the relay, and the star is sealed through the normally closed function of the relay, so that the motor has a hysteresis function, thus Pulling force is provided to the steel wire rope 3 all the time during lifting to prevent the steel wire rope 3 from loosening completely.

As shown in FIG. 9 , the bottom of the second installation frame 16 is rigidly connected to the car through the rigid connection assembly 6 , and the middle part of the second installation frame 16 is softly connected to the car through the chain hoist 7 .

Specifically, the second installation frame 16 and the car are provided with a connecting assembly matching the guide rail 2 to prevent overturning and rollover during lifting; the first installation frame 17 is also provided with a crane, and the mechanical arm of the crane Rotatable structure to adjust the angle.

Specifically, the lifting mechanism uses the winch 1 as a lifting power source, and the winch 1 is installed above each installation height.

As shown in Figure 8, the bottom of the car 11 is provided with a buffer plate 19 for buffer protection.

Specifically, the car 11 is provided with an accompanying power cord 12 for power transmission, and the accompanying power cord 12 is electrically connected to the traction motor 9 and the traction control system 10 .

The large frame and construction platform formed by the large frame of the first installation frame and the second mounting frame can be disassembled and used alone, or combined as a whole. When disassembled, it is a hanging basket with guide rails installed in advance. When combined, the car can be lifted together. In this way, the construction of the guide rails at the second installation height and the construction of the first installation height can be carried out at the same time, which can greatly shorten the construction time and save costs.

Simultaneously, the bottom of the second mounting frame 16 is rigidly connected between the two groups of rigid connection components 6 and the car, and the middle part of the second mounting frame 16 is softly connected by the hand chain block 7 and the car. The structure can be disassembled to facilitate positioning and disassembly with the second mounting bracket 16, and the flexible connection structure can be used for activity adjustment.

When the large frame and construction platform are disassembled, the first installation frame is equipped with a fall arrester to prevent the fall caused by the breakage of the wire rope. When the second installation frame can play a protective role, greatly improving the safety performance.

When the car is ascending and descending, when the speed limiter senses that the descending speed exceeds the set threshold, the safety gear directly locks the car on the guide rail to prevent the car from falling.

The traction motor and traction control system are arranged on the top of the car mechanism, which saves the accompanying cables between the car, the motor and the traction control system. Only the accompanying power cord is needed on the car, which saves space and provides The large rack and construction platform gave way to space.

The coaxially connected gearless motor in the wire rope drum is sealed by the normally closed function of the relay, so that the motor has a hysteresis function, so that it always provides tension to the wire rope during lifting, preventing the wire rope from loosening completely, which is safer.

The large frame and construction platform are equipped with connecting components that match the guide rails. The connecting components can slide on the guide rails to prevent overturning and rollover during lifting; there is also a crane on the first installation frame, and the mechanical arm of the crane can be The rotating structure can adjust the angle according to the demand.

It should be noted that in this article, relative terms such as first and second number one, number two, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply There is no such actual relationship or order between these entities or operations. Furthermore, the term "comprises", "comprises" or any other variation thereof is intended to cover a non-exclusive inclusion such that a process, method, article, or apparatus comprising a set of elements includes not only those elements, but also includes elements not expressly listed. other elements of or also include elements inherent in such a process, method, article, or device. Without further limitations, an element defined by the phrase "comprising a ..." does not exclude the presence of additional identical elements in the process, method, article or apparatus comprising said element.

The basic principles and main features of the present invention and the advantages of the present invention have been shown and described above. Those skilled in the industry should understand that the present invention is not limited by the above-mentioned embodiments. What are described in the above-mentioned embodiments and the description only illustrate the principle of the present invention. Without departing from the spirit and scope of the present invention, the present invention will also have Variations and improvements are possible, which fall within the scope of the claimed invention.

Claims

A building construction lifting method is characterized in that the following construction is carried out using a traction system, including the following steps:

S1. Preparatory work mode: lift the mechanism above the first installation height, fix the first installation frame (17) and the second installation frame (16) in place by the lifting mechanism, and then carry out the operation after the traction system is in place. Lifting construction at the first installation height;

S2. The first independent lifting and lifting construction mode: when the traction system is performing lifting construction at the first installation height, the first installation frame (17) and the second installation frame (16) are separated, and the second installation frame (16) is fixed, and the first installation frame (17) is separated and reassembled into an installation platform, which is lifted up by the hoisting mechanism to bring the workers to build the guide rail (2), so that the guide rail (2) and the first installation height of the second installation height are built. The construction of two installation heights can be carried out simultaneously; Simultaneously, the anti-falling device (13) is installed on the first installation frame (17), provides guarantee for its safety;

S3, the first overall lifting and lifting construction mode: when the first installation height is completed, the guide rail (2) of the second installation height is also built at this time, and then the first installation frame (17) and the second installation The frame (16) is fixed together, and the second mounting frame (16) is also fixed together with the traction system at this time, and then they are lifted up together to the top of the second installation height and fixed in place, and then the traction system is fixed in place. Carry out lifting construction after positioning;

S4. Steps S2 to S3 are repeated until the required height is achieved.
A kind of building construction lifting method according to claim 1, it is characterized in that: in the lifting process in step S3, the second installation frame (16) and the car of the traction system are connected by a rigid connection assembly (6), which can Prevent collision between the second installation frame (16) and the car during the lifting process; after the lifting is completed, fix the second installation frame (16) on the guide rail (2), and then disassemble the rigid connection assembly (6), and then Utilize the traction drive connection assembly to drive the car to work up and down in the guide rail (2);

The first mounting frame (17) and the second mounting frame (16) constitute a detachable large frame and construction platform (4); Provide anti-falling protection when the car is raised and lowered. When the speed limiter senses that the falling speed exceeds the preset range, the safety gear (18) is triggered to directly lock the car on the guide rail (2). The linkage mechanism is on the first mounting frame ( 17) It is in a non-working state when it is promoted together with the second installation frame (16).
A kind of building construction lifting method according to claim 2, it is characterized in that: the first installation frame (17) is the first gantry structure, and the first gantry structure comprises two first horizontal beams, at least two first Horizontal connecting beams and four first vertical beams, the first horizontal beams are parallel to each other, the first horizontal connecting beams are parallel to each other and vertically connected between the two first horizontal beams, and the four first vertical beams are vertically connected to the two second horizontal beams both ends of a horizontal beam;

The second mounting frame (16) is a second gantry structure, and the second gantry structure includes two second lower horizontal beams, two second lower horizontal connecting beams, two second upper horizontal beams, at least four second The vertical beams, at least four second upper horizontal connecting beams, the second lower horizontal beams and the second lower horizontal connecting beams constitute the lower bracket for installing the steel wire rope pan, and the second lower horizontal beams are parallel to each other and located below the first horizontal beams , the second lower horizontal beam is also detachably connected with the bottom of the first vertical beam to realize the detachable connection of the first mounting bracket (17) and the second mounting bracket (16), the second lower horizontal connecting beams are parallel to each other and its two ends The bottom is vertically connected between two second horizontal beams; the second upper horizontal beam, the second vertical beam, and the second upper horizontal connecting beam constitute the upper bracket for installing the steel wire rope pan, and the second upper horizontal beams are parallel to each other and vertically connected At the top of both ends of the second lower horizontal connecting beam, the second vertical beams are arranged in pairs and their bottoms are vertically connected to the second upper horizontal beam, and the second upper horizontal connecting beams are parallel to each other and their two ends are vertically connected to the corresponding between the corresponding two second vertical beams.
A kind of building construction lifting method according to claim 3, it is characterized in that: also comprise two telescopic structures (15), and telescopic structure (15) is rotatably arranged on the two ends of the second lower horizontal beam, when the telescopic structure (15 ) when unfolded, the telescopic structure (15) rotates to form an integral structure parallel to the second lower horizontal beam; when the telescopic structure (15) shrinks, the telescopic structure (15) rotates to be perpendicular to the second horizontal beam.
A building construction lifting method according to claim 4, characterized in that: the traction drive connection assembly includes a traction motor (9), a traction wheel (5), a steel wire rope (3), a steel wire rope pan (14) and a traction The traction control system (10), the traction motor (9) and the traction control system (10) are arranged on the top of the car; the output shaft of the traction motor (9) is connected to the traction sheave (5) by coaxial transmission, and the wire rope pulley (14) It is arranged on the second installation frame (16), and the two ends of the wire rope (3) are connected with the car and the counterweight mechanism (8) respectively, and the gravity of the car mechanism (11) and the counterweight mechanism (8) makes the The steel wire rope (3) is compressed in the groove of the traction sheave (5) to generate frictional force;

The wire rope large plate (14) has a coaxial transmission with or without a gear motor, and the gearless motor is connected to the relay. The three power lines of the gearless motor are connected to the star through the relay, and the star is sealed through the normally closed function of the relay, so that the motor has a hysteresis function. , thereby providing pulling force to the steel wire rope (3) all the time when lifting, preventing the steel wire rope (3) from loosening completely.
A kind of building construction lifting method according to claim 1, it is characterized in that: the bottom of the second installation frame (16) is rigidly connected between the car through the rigid connection assembly (6), and the second installation frame (16) The middle part is softly connected by hand chain block (7) and the car.
A kind of building construction lifting method according to claim 1, it is characterized in that: the second installation frame (16) and the car are provided with the connecting assembly that matches with guide rail (2), prevents overturning and rollover when lifting; An installation frame (17) is also provided with a hoist, and the mechanical arm of the hoist is a rotatable structure that adjusts the angle according to demand.
The lifting method for building construction according to claim 1, characterized in that: the lifting mechanism uses a hoist (1) as a lifting power source, and the hoist (1) is installed above each installation height.
A building construction lifting method according to claim 1, characterized in that: the bottom of the car (11) is provided with a buffer plate (19) for buffer protection.
A kind of building construction lifting method according to claim 1, is characterized in that: described car (11) is provided with the accompanying power line (12) that is used for power transmission, and accompanying power line (12) and traction motor ( 9), the traction control system (10) is electrically connected.