CN115806241A - Fan-shaped asymmetric integrated steel structure corridor body hoisting device and construction method thereof - Google Patents

Abstract

The invention discloses a fan-shaped asymmetric integrated steel structure vestibule body hoisting device and a construction method thereof in the technical field of vestibule body construction, and the device comprises a slide rail and a support frame which is connected on the slide rail in a limiting and sliding manner, wherein one end of the support frame, which is far away from the slide rail, is fixedly connected with a suspension bracket, the suspension bracket is provided with a through hole for a steel cable to pass through, and the suspension bracket is provided with a plurality of groups of locking devices; the rope wheel part comprises a rotating frame, a rotating shaft is rotatably connected onto the rotating frame, a locking wheel is fixedly connected onto the rotating shaft, an auxiliary wheel is rotatably connected onto the rotating frame, a plurality of supporting blocks are arranged on the arc-shaped outline of the rotating shaft in an annular array by taking the axis of the rotating shaft as the circle center, clamping jaws are connected in the supporting blocks in a limiting sliding mode, a second limiting pin is arranged at the position where the rotating frame is connected with the rotating shaft, and springs capable of enabling the clamping jaws to move towards the direction away from the rotating shaft are arranged in the supporting blocks.

Description

Fan-shaped asymmetric integrated steel structure corridor body hoisting device and construction method thereof

Technical Field

The invention relates to the technical field of corridor body construction, in particular to a fan-shaped asymmetric integrated steel structure corridor body hoisting device and a construction method thereof.

Background

At present, the corridor body is constructed due to the reasons of large structure, heavy weight, large quantity, high-altitude installation and the like, most of the construction methods adopted at present are assembled on the ground, then the corridor body is integrally lifted to the height of a floor to be installed through a crane, and finally the corridor body is welded after being statically suspended to complete final assembly.

When current device is under construction, most of main methods all adopt four cranes to lift in step at four corners of the vestibule body, but because the vestibule body is heavier can take place crane trouble or the cracked problem of steel cable when promoting, thereby can arouse serious accident, especially when promoting the vestibule body of fan-shaped class asymmetry, be different from the vestibule body of rectangle, its focus can not be at the central point that four steel cables lifted by crane, thereby can lead to the hoist gravity of one side too big when promoting, thereby the accident appears more easily, and in the face of promote the in-process air current disturbance lead to rocking of the vestibule body can further aggravate this kind of problem. Also there is the technique to come further locking to the steel cable through increasing extra protection device now, but because there is the uncertainty in the accident, can not make clear of the fracture position of steel cable, the steel cable majority that prior art increased can only install near the hoist again, can only play the problem that solves the hoist trouble and lead to the steel cable slippage, can not solve intermediate position steel cable breaking occur problem.

Disclosure of Invention

The invention aims to provide a lifting device for a corridor body with a fan-shaped asymmetric integrated steel structure and a construction method thereof, which can be synchronously lifted along with the corridor body when lifted, and can lock the corridor body in time when an accident occurs.

In order to achieve the purpose, the invention provides the following technical scheme: the fan-shaped asymmetric integrated steel structure vestibule body hoisting device comprises a slide rail and a support frame connected to the slide rail in a limiting and sliding manner, wherein one end of the support frame, which is far away from the slide rail, is fixedly connected with a suspension bracket, a through hole for a steel cable to pass through is formed in the suspension bracket, and a plurality of groups of locking devices are arranged on the suspension bracket;

the locking device is composed of two groups of rope wheel parts symmetrically arranged on the suspension frame, each rope wheel part comprises a rotating frame, a rotating shaft is rotatably connected onto each rotating frame, a locking wheel is fixedly connected onto each rotating shaft, an auxiliary wheel is rotatably connected onto each rotating frame, a plurality of supporting blocks are arranged on the arc-shaped outline of each rotating shaft in an annular array mode by taking the axis of each rotating shaft as the circle center, a clamping jaw is connected into each supporting block in a limiting sliding mode, a second limiting pin is arranged at the position, connected with the rotating shaft, of each rotating frame, and a spring capable of enabling the clamping jaw to move towards the direction far away from the rotating shaft is arranged in each supporting block;

the rope pulley comprises a suspension frame, a rope pulley part, a rotating frame, a connecting plate and a spring assembly, wherein the rotating frame of the rope pulley part is fixedly connected to the suspension frame, the rotating frame of the rope pulley part is fixedly connected to the other group of the rotating frame, the sliding rod of the rope pulley part is fixedly connected to the limiting sliding frame and is connected to the suspension frame in a sliding mode, the connecting plate enables the sliding rods to be fixedly connected with one another is fixedly connected to one end, far away from the rotating frame, of each sliding rod, the spring assembly enables the sliding rods to move towards the direction of one side, far away from the rotating frame, of each sliding rod is further arranged on each sliding rod, and the rotating frame of the rope pulley part, provided with the sliding rods, is located above the rotating frame of the rope pulley part of the other group.

As a further scheme of the invention, one side of the support frame, which is far away from the suspension frame, is fixedly connected with two sets of brake sets in mirror image arrangement, each brake set comprises a plurality of clamping holes formed in a slide rail and a sliding table connected in the slide rail in a limiting and sliding manner, an installation table is fixedly connected to the sliding table, a brake pawl is connected in the installation table in a limiting and sliding manner, a first wedge block capable of enabling the brake pawl to move towards the outside of the installation table is connected in the installation table in a sliding manner, a fixed rod is fixedly connected to the support frame, a sliding rod connected to the fixed rod in a sliding manner is fixedly connected to one side, which is far away from the installation table, of the first wedge block, a movement spring capable of enabling the wedge block to reset towards one side of the installation table is arranged between the fixed rod and the first wedge block, a first limit pin is further connected to the support frame in a sliding manner, one end, which is far away from the first wedge block, is hooked on the first limit pin, and a trigger mechanism capable of pulling out the first limit pin to enable the first limit pin to be disconnected is further arranged on the support frame.

As a further scheme of the invention, the trigger mechanism comprises a pull rope fixedly connected to the first limit pin, and one end of the pull rope, which is far away from the first limit pin, is fixedly connected to one of the rotating frames provided with the sliding rod.

As a further scheme of the invention, the support frame is also fixedly connected with a pushing frame, and two clamping claws arranged in a mirror image mode are connected in the pushing frame in a limiting sliding mode.

As a further scheme of the invention, a spring with two ends fixedly connected to the holding claws is arranged in the pushing frame, the holding claws are fixedly connected to clamping rods at one sides close to each other, a third limiting pin is fixedly connected in the pushing frame, the third limiting pin penetrates through the sliding clamping rods, a second wedge block is connected to one end, far away from the sleeve, of the third limiting pin in a limiting and sliding manner, a spring piece capable of enabling the wedge block to reset towards the outside of the third limiting pin is arranged in the third limiting pin, a through hole communicated with the sleeve is formed in the pushing frame in a penetrating manner, a top pin is connected to the lower side of the pushing frame in a limiting and sliding manner, and a spring capable of enabling the third limiting pin to move towards the direction far away from the top pin is arranged in the sleeve.

As a further scheme of the invention, anti-slip strips are arranged on the locking wheel and the auxiliary wheel.

As a further scheme of the invention, pulleys are arranged on two sides of the sliding table.

As a further scheme of the invention, the construction method of the fan-shaped asymmetric integrated steel structure vestibule body hoisting device comprises the following specific steps:

the method comprises the following steps: fixedly connecting a plurality of slide rails which are arranged in a straight line on the wall of an outer wall of a building, then installing a support frame in the slide rails, and then enabling a steel cable of a crane to penetrate through a suspension bracket from the upper side of the suspension bracket downwards, wherein in the process, the steel cable needs to sequentially penetrate through a position between each locking wheel and each auxiliary wheel from top to bottom and is finally fixedly connected to a corridor body;

step two: in the hoisting process, along with the rising of the corridor body, when the corridor body moves to the position of the pushing frame, the corridor body can push the pushing frame to push the supporting frame to move upwards at the same time, and the supporting frame can slide upwards in the sliding rail through the sliding table;

step three: when a crane accident occurs, the corridor can pull the steel cable to move downwards, and the clamping jaws can be abutted against the second limiting pin, so that the locking wheel cannot rotate, the steel cable can be locked to enable the steel cable not to slide downwards;

step four: the rotary rack provided with the slide bar can stimulate the stay cord to move when sliding, so that the stay cord can pull out the first limit pin from the inside of the slide rail, the slide rod which loses the first limit pin can move towards one side far away from the first limit pin under the action of a spring, so that the wedge block can be pushed to move towards the inside of the mounting table, the wedge block can push the brake pawl to move towards the direction of the clamping hole for a while, the brake pawl can be clamped in the clamping hole, the brake of the support frame can be realized by the aid of the brake pawl, and the slide rail can not continuously slide.

Compared with the prior art, the invention has the beneficial effects that:

1. due to the fact that the clamping jaws, the second limiting pin and the rotating frame and the sliding rod are arranged, when an accident happens, the steel cable can be locked through the locking wheel, locking force on the steel cable and suspension force on the steel cable are further improved through dislocation of the two groups of rope wheel portions, and accordingly locking effect on the steel cable is guaranteed.

2. Simultaneously owing to be provided with braking part, through the triggering of stay cord, can cooperate locking means just to the vestibule body lock at the very first time to the position of locking is in the nearest position of vestibule body.

3. Thereby it can the straining in the both sides of vestibule body steelframe to embrace the vestibule body tightly to embrace the claw for two, makes the vestibule body can not incline to guarantee that its level rises, guarantee the stability of promotion and the subsequent welding of being convenient for, can realize the function that adapts to different specification steelframes and the automatic function of embracing tightly simultaneously.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is a schematic diagram of the overall structure of the present invention;

FIG. 2 is an enlarged view of a partial structure of the locking wheel according to the present invention;

FIG. 3 is a schematic view of a connection structure of the rotating frame and the locking wheel according to the present invention;

FIG. 4 is a schematic view of the overall structure of the present invention from another perspective;

FIG. 5 is a schematic view of the internal structure of the slide rail according to the present invention;

FIG. 6 is a schematic view of the internal structure of the mounting table of the present invention;

FIG. 7 is a schematic view of the internal structure of the pushing frame according to the present invention;

FIG. 8 is a schematic cross-sectional view of three portions of the spacing pin of the present invention;

FIG. 9 is a flow chart illustrating steps of the construction method of the present invention.

In the drawings, the reference numbers indicate the following list of parts:

01. a support frame; 02. a suspension bracket; 03. a slide rail; 04. a clamping hole; 05. a first limiting pin; 06. pulling a rope; 07. a pushing frame; 08. embracing a claw; 09. a slide bar; 10. a rotating frame; 11. locking wheels; 12. a secondary wheel; 13. a connecting plate; 14. anti-slip strips; 15. a rotating shaft; 16. a pulley; 17. an installation table; 18. a brake pawl; 19. a first wedge block; 20. a slide rod; 21. a fixing rod; 22. a sliding table; 23. a support block; 24. a claw; 25. a clamping rod; 26. a knock pin; 27. a third limiting pin; 28. a sleeve; 29. a second wedge block; 30. and a second limit pin.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1 to 9, the present invention provides a technical solution: the sector asymmetric integrated steel structure corridor body hoisting device comprises a slide rail 03 and a support frame 01 which is connected to the slide rail 03 in a limiting and sliding manner, wherein one end, far away from the slide rail 03, of the support frame 01 is fixedly connected with a suspension bracket 02, a through hole for a steel cable to pass through is formed in the suspension bracket 02, and a plurality of groups of locking devices are arranged on the suspension bracket 02;

the locking device is composed of two groups of rope wheel parts symmetrically arranged on the suspension bracket 02, each rope wheel part comprises a rotating frame 10, a rotating shaft 15 is rotatably connected onto each rotating frame 10, a locking wheel 11 is fixedly connected onto each rotating shaft 15, an auxiliary wheel 12 is rotatably connected onto each rotating frame 10, a plurality of supporting blocks 23 are arranged on the arc-shaped outline of each rotating shaft 15 in an annular array by taking the axis of each rotating shaft 15 as the circle center, a clamping jaw 24 is connected into each supporting block 23 in a limiting and sliding mode, a second limiting pin 30 is arranged at the position where the rotating frame 10 is connected with the rotating shaft 15, and a spring capable of enabling the clamping jaw 24 to move towards the direction far away from the rotating shaft 15 is arranged in each supporting block 23;

the rotating frame 10 of one rope pulley portion is fixedly connected to the suspension frame 02, the rotating frame 10 of the other rope pulley portion is fixedly connected with a sliding rod 09 which is connected to the suspension frame 02 in a limiting sliding mode, one end, far away from the rotating frame 10, of the sliding rod 09 is fixedly connected with a connecting plate 13 which enables the sliding rods 09 to be fixedly connected with one another, a spring assembly which enables the sliding rod 09 to move towards the direction of one side, far away from the rotating frame 10, of the sliding rod 09 is further arranged on the sliding rod 09, and the rotating frame 10 of the rope pulley portion with the sliding rod 09 is located above the rotating frame 10 of the other rope pulley portion.

When the device is used, the sliding rails 03 can be installed according to different conditions, for example, when a corridor body with lower height is constructed, only one sliding rail 03 can be adopted, the sliding rail 03 and the supporting frame 01 are fixedly installed, the sliding rail 03 is installed above the construction position of the corridor body, then a steel cable placed from a crane penetrates through the suspension bracket 02, the locking wheel 11 and the auxiliary wheel 12 and then is fixed on the corridor body, the device is integrally arranged at four corners of the corridor body, when the device is lifted, the four cranes synchronously work and can lift, the crane can pull the steel cable to pull the corridor body to lift until the corridor body reaches the required height, and at the moment, when the device is lifted to the required position, the distance between the suspension bracket 02 and the corridor body is short, so that the steel cable is difficult to slide and can be always limited by the suspension bracket 02, and the corridor body cannot easily shake; when a crane accident occurs, or a steel cable above the suspension bracket 02 breaks, and the like, firstly, the corridor can start to fall under the action of gravity, the movement of the corridor can pull the steel cable to move downwards at the same time, the steel cable is clamped between the locking wheel 11 and the auxiliary wheel 12, so that the locking wheel 11 can be driven to rotate clockwise (as shown in a combined drawing 3) when the steel cable moves downwards, at the same time, the clamping jaw 24 can be blocked by the second limiting pin 30, so that the steel cable cannot rotate continuously, so that the steel cable can be locked to slide downwards, meanwhile, the rotating bracket 10 provided with the sliding rod 09 can pull the locking wheel 11 to enable the rotating bracket 10 to move downwards after the steel cable is locked, so that the rotating bracket 10 provided with the sliding rod 09 can slide downwards on the suspension bracket 02 through the sliding rod 09, so that the rotating bracket 10 provided with the sliding rod 09 can move to one side, which is fixedly connected to the suspension bracket 02 and is far away from the steel cable, and is wound to form a staggered structure, so that part of the steel cable 11 can be fixedly connected to the rotating bracket 10 fixedly connected to the suspension bracket 02 to realize locking and hanging;

when the corridor body facing a high floor is constructed, a track consisting of slide rails 03 can be arranged on the wall of the outer wall of a building, and at the moment, the support frame 01 is in sliding connection with the slide rails 03, so that when the corridor body rises, the support frame 01 can be driven to move upwards, the support frame 01 can rise linearly on the track consisting of the slide rails 03, and at the moment, the support frame 01 is always close to one end of the corridor body and can always limit the slide rails 03 through the suspension frame 02 so as to face the corridor body construction of the high floor, so that the corridor body can be ensured to be always in a stable state and cannot slide all the time in the construction process, and the safety is greatly improved;

due to the arrangement of the suspension bracket 02, when the support frame 01 is fixedly arranged on the slide rail 03, the suspension bracket 02 can reduce the shaking of the steel cable, reduce the inertia effect of the corridor body due to the shaking, and further reduce the overlarge load of the crane due to the overlarge inertia effect, so that the effect of protecting the normal work of the crane can be achieved, and meanwhile, the shaking can be reduced to achieve the function of stabilizing the corridor body, so that the welding cannot be favorably carried out due to the shaking, and meanwhile, the possibility of collision between the crane and a building is easily caused in the lifting process; when the support frame 01 can slide in the slide rail 03, construction of a higher floor is faced, and the crane is installed above the position of a floor where the corridor body needs to be installed, so that the length of a steel cable between the crane and the corridor body is large, the whole steel cable is not bound, the corridor body is very easy to shake in the lifting process, when the support frame 01 can slide in the slide rail 03, the suspension frame 02 can be synchronously lifted along with the corridor body and always consistent with the distance between the corridor body and the suspension frame, the length of the steel cable between the suspension frame 02 and the corridor body is ensured to be always consistent, the suspension frame 02 can always limit the corridor body by limiting the part of the steel cable between the corridor body and the suspension frame 02, the stability of the corridor body in the lifting process is ensured, and meanwhile, the stability of the corridor body during welding can be ensured when the welding is finished, the corridor body is not easy to shake, and the welding process is facilitated; in addition, when the vestibule body is possibly fallen due to the fact that the part of the steel cable above the suspension bracket 02 is broken or a crane fails, when the support frame 01 is fixed on the sliding rail 03, the steel cable can rotate clockwise along with the descending of the vestibule body through the locking wheel 11, so that the clamping jaws 24 can be locked by the second limit pins 30, the locking wheel 11 cannot rotate, and the steel cable can be locked to prevent the vestibule body from falling, and due to the fact that the plurality of clamping jaws 24 are arranged and the second limit pins 30 corresponding to the clamping jaws 24 are arranged, all the clamping jaws 24 can be simultaneously abutted by the second limit pins 30, the locking force is improved, the second limit pins 30 are uniformly stressed, and are not easy to deform due to stress on one side, and the locking function is lost; when the locking wheel 11 is locked and can not rotate, the descending of the steel cable can drive the locking wheel 11 to drive the rotating frame 10 provided with the sliding rod 09 to descend simultaneously, at the moment, the rotating frame 10 can descend along the track of the sliding rod 09 so as to move to one side, away from the steel cable, of the rotating frame 10 fixedly installed on the hanging frame 02, therefore, the steel cable is S-shaped between two groups of rope wheel parts and is continuously wavy between multiple groups of locking devices, therefore, the steel cable can be partially wound on the upper side of the locking wheel 11, the steel cable can be hung on the locking wheel 11, the bearing can be realized through the locking wheel 11, and as the sliding rods 09 are fixedly connected through the connecting plate 13, the rotating frames 10 provided with the sliding rods 09 can move simultaneously, so that the locking wheels 11 can form the bearing at the same time, the bearing effect of bearing can be further improved, in addition, the contact area of the steel cable and the locking wheels 11 can be increased through the winding of the rotating frame 10, so that the friction force is increased, and the locking effect is improved; in addition, the supporting frame 01 is a triangular frame, so that the strength of the structure can be improved, and the suspension effect on the vestibule body is facilitated; in addition, when in use, the claw 24 is provided with an inclined surface, and can be pushed by the second limit pin 30 to move towards the inside of the supporting block 23 when rotating anticlockwise, so that the rotation of the locking wheel 11 is not influenced;

due to the fact that the clamping jaws 24, the second limiting pin 30, the rotating frame 10 and the sliding rod 09 are arranged, when an accident happens, the steel cable can be locked through the locking wheels 11, locking force on the steel cable and suspension force on the steel cable are further improved through dislocation of the two groups of rope wheel portions, and accordingly locking effect on the steel cable is guaranteed.

As a further scheme of the invention, one side of the support frame 01, which is far away from the suspension frame 02, is fixedly connected with two sets of brake sets arranged in a mirror image mode, each brake set comprises a plurality of clamping holes 04 formed in the sliding rail 03 and a sliding table 22 connected in the sliding rail 03 in a limiting and sliding mode, the sliding table 22 is fixedly connected with an installation table 17, a brake claw 18 is connected in the installation table 17 in a limiting and sliding mode, a wedge block I19 capable of enabling the brake claw 18 to move towards the outside of the installation table 17 is connected in the installation table 17 in the installation table, a fixed rod 21 is fixedly connected to the support frame 01, a sliding rod 20 connected in a sliding mode to the fixed rod 21 is fixedly connected to one side, far away from the installation table 17, a movement spring capable of enabling the wedge block I19 to reset towards one side of the installation table 17 is arranged between the fixed rod 21 and the wedge block I19, a limiting pin I05 is further connected to the support frame 01 in a sliding mode, one end, which the sliding rod 20, which is far away from the wedge block I19, is hooked on the limiting pin 05, and a trigger mechanism capable of pulling out the limiting pin 05 to enable the sliding rod 20 to be disconnected from the limiting pin 05 is further arranged on the support frame 01.

As a further scheme of the invention, the trigger mechanism comprises a pull rope 06 fixedly connected to the first limit pin 05, and one end of the pull rope 06 far away from the first limit pin 05 is fixedly connected to one of the rotating frames 10 provided with the sliding rod 09.

With reference to fig. 1 to 6, when an accident occurs, when the rotating frame 10 with the sliding rod 09 mounted thereon slides, the pull rope 06 is pulled to pull the first limit pin 05 to move, so as to pull the first limit pin 05 to move outward of the sliding rail 03, and the sliding rod 20 loses the limit of the first limit pin 05, and under the action of the spring on the sliding rod 20, the first wedge 19 is pushed to move toward the mounting table 17, the first wedge 19 pushes the braking claw 18 to move toward the outside of the mounting table 17, so that the braking claw 18 moves into the clamping hole 04, so that the sliding table 22 is limited in the clamping hole 04 by the braking claw 18, thereby achieving the locking of the support frame 01, and at the same time, the locking mechanism also pulls the steel cable, so that the vestibule can be locked at the position where the accident occurs, and the vestibule is prevented from falling down to cause a serious accident;

because the braking group is arranged, the supporting frame 01 can be installed on the ground, when the vestibule body is lifted from the ground, the supporting frame 01 can be pushed to rise at the same time, the minimum distance is always kept between the supporting frame 01 and the vestibule body, so that the suspension frame 02 can always play a role in stabilizing the vestibule body, and when an accident occurs, the movement of the rotating frame 10 can trigger the braking group through the pull rope 06 for the first time, so that the braking group can be matched with the locking device to lock at the same time, the vestibule body can be locked on the slide rail 03 for the first time, the accident can be ensured not to occur, meanwhile, the locking for the first time can ensure that the vestibule body cannot fall too much, and the problem that the braking group and the locking device are not locked easily due to the falling inertia is reduced; because the brake jaw 18 is provided with the downward inclined part, when the brake jaw 18 is partially clamped in the clamping hole 04, the sliding table 22 moves downwards under the action of gravity of the vestibule body, so that the brake jaw 18 can continuously slide towards the outside of the mounting table 17, and the whole inclined part is clamped in the clamping hole 04, thereby ensuring that only part of the brake jaw 18 is clamped on the clamping hole 04 due to the fact that the vestibule body descends too fast, and further ensuring that the brake jaw 18 is easy to break or slip; in addition, when the support frame 01 is fixedly mounted on the slide rail 03, the bolt can be inserted into the clamping hole 04, and the sliding table 22 is supported by the bolt, so that the support frame 01 is supported.

As a further scheme of the invention, a pushing frame 07 is also fixedly connected to the supporting frame 01, and two holding claws 08 arranged in a mirror image mode are connected to the pushing frame 07 in a limiting sliding mode.

In addition, because the vestibule body is fan-shaped, its difference and traditional vestibule body, when promoting, its focus is not in the central point of four hoist steel cable diagonals puts, but can be partial to the convex one side of arc, consequently when promoting, if only promote its can be because whole slope and can't promote to four corners, consequently, can be manual when initial installation with embracing on the skeleton of vestibule body corner with embracing claw 08 knot, after four corners all are through embracing claw 08 lock joint, in-process rising, even face the gravity skew of fan-shaped vestibule body, also can detain a corner that its moved down through embracing claw 08, because the spacing sliding connection of support frame 01 is in slide rail 03, consequently when promoting, slide rail 03 can make the pushing frame 07 unable to move by spacing support frame 01, thereby make the vestibule body unable slope, thereby guarantee its horizontal rising, guarantee the stability of promotion and be convenient for subsequent welding.

As a further scheme of the invention, a spring with two ends fixedly connected to the holding claw 08 is arranged in the pushing frame 07, a clamping rod 25 is fixedly connected to one side of the holding claw 08 close to each other, a limiting pin III 27 is fixedly connected in the pushing frame 07, the limiting pin III 27 penetrates through the sliding clamping rod 25, a wedge block II 29 is connected to one end, far away from the sleeve 28, of the limiting pin III 27 in a limiting and sliding mode, a spring piece capable of enabling the wedge block II 29 to reset towards the outer portion of the limiting pin III 27 is arranged in the limiting pin III 27, a through hole communicated with the sleeve 28 is formed in the pushing frame 07 in a penetrating mode, a top pin 26 is connected to the lower side of the pushing frame 07 in a limiting and sliding mode, and a spring capable of enabling the limiting pin III 27 to move towards the direction far away from the top pin 26 is arranged in the sleeve 28.

In the installation, from last pushing away frame 07 downwards, the steelframe of the vestibule body can promote knock pin 26 upward movement, thereby knock pin 26 can promote two 29 movements of voussoir and advance inside three 27 of spacer pin, thereby three 27 of spacer pin can shrink under the spring action in sleeve 28 and advance in the sleeve 28, thereby three 27 spacing two kellies 25 of spacer pin no longer, thereby two embrace the claw 08 under the effect of pushing away frame 07 innerspring, move towards the direction that is close to each other, thereby it can the straining in the both sides of the vestibule body steelframe of vestibule body to embrace the vestibule body for two, can realize the function of the different specifications of adaptation and the automatic function of embracing the steelframe of tightly.

As a further aspect of the invention, the locking wheel 11 and the secondary wheel 12 are provided with cleats 14.

The friction force of the locking wheel 11 and the auxiliary wheel 12 to the steel cable can be increased through the anti-slip strips 14, so that the locking effect to the steel cable is improved.

As a further aspect of the present invention, pulleys 16 are provided on both sides of the slide table 22.

Because the skew of the fan-shaped vestibule body, carry out its effort can act on slip table 22 through support frame 01 after spacing through pushing away frame 07, one side of slip table 22 can hug closely in the inside of slide rail 03, can reduce the frictional force of slip table 22 when sliding in slide rail 03 through pulley 16 to when guaranteeing to promote, can not influence the effect that promotes because of the frictional force of slip table 22.

As a further scheme of the invention, the construction method of the fan-shaped asymmetric integrated steel structure vestibule body hoisting device comprises the following specific steps:

the method comprises the following steps: fixedly connecting a plurality of slide rails 03 which are arranged in a straight line on the wall of an outer wall of a building, then installing a support frame 01 in the slide rails 03, and then enabling a steel cable of a crane to penetrate through a suspension bracket 02 from the upper side of the suspension bracket 02 downwards, wherein in the process, the steel cable needs to sequentially penetrate through a space between each locking wheel 11 and each auxiliary wheel 12 from top to bottom, and finally is fixedly connected to a corridor body;

step two: in the hoisting process, along with the rising of the vestibule body, when the vestibule body moves to the position of the pushing frame 07, the vestibule body pushes the pushing frame 07 to push the support frame 01 to move upwards at the same time, and the support frame 01 can slide upwards in the sliding rail 03 through the sliding table 22;

step three: when a crane accident happens, the corridor can pull the steel cable to move downwards, at the moment, the clamping jaws 24 can abut against the second limiting pin 30, the locking wheel 11 cannot rotate, so that the steel cable can be locked to enable the steel cable not to slide downwards, meanwhile, the rotating frame 10 provided with the sliding rod 09 can pull the locking wheel 11 to enable the rotating frame 10 to move downwards after the steel cable is locked, the rotating frame 10 provided with the sliding rod 09 can slide downwards on the hanging frame 02 through the sliding rod 09, so that the rotating frame 10 provided with the sliding rod 09 can move to one side, far away from the steel cable, of the rotating frame 10 fixedly connected to the hanging frame 02 to form staggering, the steel cable is partially wound on the locking wheel 11, and the rotating frame 10 fixedly connected to the hanging frame 02 is hung on the steel cable to further lock;

step four: when the rotating frame 10 provided with the sliding rod 09 slides, the pulling rope 06 can be pulled to move, so that the pulling rope 06 can pull the first limiting pin 05 out of the sliding rail 03, the sliding rod 20 losing limiting of the first limiting pin 05 can move towards one side far away from the first limiting pin 05 under the action of the spring, the first wedge block 19 can be pushed to move towards the installation platform 17, the first wedge block 19 can push the braking claw 18 to move towards the direction of the clamping hole 04, the braking claw 18 can be clamped in the clamping hole 04, and the sliding platform 22 can be realized through the braking claw 18 to brake the support frame 01, so that the support frame cannot continuously slide on the sliding rail 03.

Claims (8)

1. Fan-shaped asymmetric integration steel construction vestibule body hoist device, support frame (01) on slide rail (03) including slide rail (03) and spacing sliding connection, its characterized in that: one end of the support frame (01) far away from the sliding rail (03) is fixedly connected with a suspension bracket (02), a through hole for a steel cable to pass through is formed in the suspension bracket (02), and a plurality of groups of locking devices are arranged on the suspension bracket (02);

the locking device is composed of two groups of rope wheel parts symmetrically arranged on a suspension bracket (02), each rope wheel part comprises a rotating frame (10), a rotating shaft (15) is rotatably connected onto each rotating frame (10), a locking wheel (11) is fixedly connected onto each rotating shaft (15), an auxiliary wheel (12) is rotatably connected onto each rotating frame (10), a plurality of supporting blocks (23) are arranged on the arc-shaped profile of each rotating shaft (15) in an annular array mode by taking the axis of each rotating shaft (15) as the circle center, a clamping jaw (24) is connected into each supporting block (23) in a limiting sliding mode, a second limiting pin (30) is arranged at the position where the rotating frame (10) is connected with the rotating shaft (15), and a spring capable of enabling the clamping jaw (24) to move towards the direction far away from the rotating shaft (15) is arranged in each supporting block (23);

one set of rotating frame (10) fixed connection of rope wheel portion is on mounted frame (02), another group rotating frame (10) fixed connection of rope wheel portion has slide bar (09) of spacing sliding connection on mounted frame (02), the one end fixedly connected with that rotating frame (10) were kept away from in slide bar (09) enables a plurality of slide bar (09) interconnect's connecting plate (13), still be provided with on slide bar (09) and enable slide bar (09) towards keeping away from the spring unit of rotating frame (10) one side direction motion, rotating frame (10) that are provided with a set of rope wheel portion of slide bar (09) are located the top of another group rope wheel portion rotating frame (10).

2. The hoisting device of the corridor body with the fan-shaped asymmetric integrated steel structure as claimed in claim 1, wherein: the utility model discloses a quick-witted structure, including mounting bracket (02), mounting bracket (01), slip table (19) of spacing sliding connection in slide rail (03), fixedly connected with mount table (17) on slip table (22), braking group is including seting up a plurality of card holes (04) on slide rail (03), still includes slip table (22) of spacing sliding connection in slide rail (03), fixedly connected with mount table (17) is gone up in slip table (22), spacing sliding connection has pawl (18) in mount table (17), mount table (17) sliding connection has the voussoir (19) that can make pawl (18) towards mount table (17) outer motion, fixedly connected with dead lever (21) on support frame (01), one side fixedly connected with sliding connection who keeps away from mount table (17) in voussoir (19) is on litter (20), be provided with between dead lever (21) and voussoir (19) and enable voussoir (19) one side direction reset motion spring, still sliding connection has gag pin (05) on support frame (01), the one end that a voussoir (19) was kept away from in litter (05) and the trigger the gag pin mechanism (05) and take out gag pin (05).

3. The hoisting device of the corridor body with the fan-shaped asymmetric integrated steel structure as claimed in claim 2, wherein: the trigger mechanism comprises a pull rope (06) fixedly connected to the first limiting pin (05), and one end, far away from the first limiting pin (05), of the pull rope (06) is fixedly connected to one rotating frame (10) provided with a sliding rod (09).

4. The hoisting device for the fan-shaped asymmetric integrated steel structure vestibule body of any one of claims 1-3, which is characterized in that: still fixedly connected with promotes frame (07) on support frame (01), spacing sliding connection has embracing claw (08) that two mirror images set up in promoting frame (07).

5. The asymmetric integration steel structure vestibule body hoist device of fan-shaped of claim 4, characterized in that: the inside of propelling movement frame (07) is provided with both ends fixed connection and embraces the spring on claw (08), it is located one side fixedly connected with kelly (25) that is close to each other to embrace claw (08), the inside fixedly connected with spacer pin three (27) of propelling movement frame (07), sliding kelly (25) are run through to spacer pin three (27), the spacing sliding connection of one end that sleeve (28) were kept away from to spacer pin three (27) has voussoir two (29), be provided with in spacer pin three (27) and enable voussoir two (29) and carry out the spring leaf that resets towards spacer pin three (27) outside, link up the through-hole of seting up with sleeve (28) intercommunication on propelling movement frame (07), the spacing sliding connection of downside that propels frame (07) has knock pin (26), be provided with in sleeve (28) and enable spacer pin three (27) to carry out the spring that moves towards keeping away from knock pin (26) direction.

6. The hoisting device of the corridor body with the fan-shaped asymmetric integrated steel structure as claimed in claim 1, wherein: and anti-slip strips (14) are arranged on the locking wheel (11) and the auxiliary wheel (12).

7. The hoisting device of the corridor body with the fan-shaped asymmetric integrated steel structure as claimed in claim 2, wherein: pulleys (16) are arranged on two sides of the sliding table (22).

8. A construction method of the fan-shaped asymmetric integrated steel structure vestibule body hoisting device is suitable for the fan-shaped asymmetric integrated steel structure vestibule body hoisting device in claim 5, and is characterized in that: the construction method of the fan-shaped asymmetric integrated steel structure corridor body hoisting device comprises the following specific steps:

the method comprises the following steps: fixedly connecting a plurality of slide rails (03) which are arranged in a line on the wall of an outer wall of a building, then installing a support frame (01) in the slide rails (03), and enabling a steel cable of a crane to penetrate through a suspension bracket (02) from the upper side of the suspension bracket (02) downwards, wherein in the process, the steel cable needs to sequentially penetrate through a space between each locking wheel (11) and each auxiliary wheel (12) from top to bottom and is finally fixedly connected to a corridor body;

step two: in the hoisting process, along with the rising of the corridor body, when the corridor body moves to the position of the pushing frame (07), the corridor body pushes the pushing frame (07) to push the supporting frame (01) to move upwards at the same time, and the supporting frame (01) can slide upwards in the sliding rail (03) through the sliding table (22);

step three: when a crane accident occurs, the corridor can pull the steel cable to move downwards, the clamping jaws (24) can be abutted against the second limiting pin (30), so that the locking wheel (11) cannot rotate, the steel cable can be locked to enable the steel cable not to slide downwards, meanwhile, the rotating frame (10) provided with the sliding rod (09) can pull the locking wheel (11) to enable the rotating frame (10) to move downwards after the steel cable is locked, the rotating frame (10) provided with the sliding rod (09) can tilt and slide downwards on the suspension frame (02) through the sliding rod (09), the rotating frame (10) provided with the sliding rod (09) can move to one side, away from the steel cable, of the rotating frame (10) fixedly connected to the suspension frame (02) to form staggering, part of the steel cable is wound on the locking wheel (11), and the rotating frame (10) fixedly connected to the suspension frame (02) can be hung on the steel cable, so that the steel cable is further locked;

step four: when the rotating frame (10) provided with the sliding rod (09) slides, the pulling rope (06) can be pulled to move, so that the first limiting pin (05) can be pulled out from the inside of the sliding rail (03) by the pulling rope (06), the sliding rod (20) losing the limiting of the first limiting pin (05) can move towards one side far away from the first limiting pin (05) under the action of the spring, the first wedge block (19) can be pushed to move towards the mounting table (17), the first wedge block (19) can push the brake claw (18) to move towards the direction of the clamping hole (04), the brake claw (18) can be clamped in the clamping hole (04), the sliding table (22) can be used for realizing the braking of the support frame (01) through the brake claw (18), and the support frame cannot continuously slide on the sliding rail (03).

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