CN115354848A

CN115354848A - Climbing die carrier rolling limiting device and method capable of realizing real-time sensing and early warning of jacking force

Info

Publication number: CN115354848A
Application number: CN202210820401.6A
Authority: CN
Inventors: 潘曦; 赵挺生
Original assignee: Huazhong University of Science and Technology
Current assignee: Huazhong University of Science and Technology
Priority date: 2022-07-12
Filing date: 2022-07-12
Publication date: 2022-11-18
Anticipated expiration: 2042-07-12
Also published as: CN115354848B

Abstract

The invention discloses a climbing die carrier rolling limiting device and method capable of realizing real-time sensing and early warning of jacking force. The climbing die set rolling limiting device comprises a shell, a jacking force sensing component, a connecting shaft assembly, two elastic support rods, two roller groups, two side wheel groups and a limiting component. The jacking force sensing component is positioned in the shell and is provided with a horizontal pressure sensor for monitoring horizontal axial force; the connecting shaft assembly is positioned in the shell and comprises a connecting plate and a rotating shaft; sliding grooves are formed in the top plate and the bottom plate, side wheel sets are arranged in the sliding grooves, and the side wheel sets are hinged with the end portions of the connecting plates; two the interval is just parallel arrangement from top to bottom for the elasticity vaulting pole, the elasticity vaulting pole includes loop bar, sleeve pipe and spring. The device can sense the magnitude of horizontal jacking force in real time in the climbing process of the die carrier, is suitable for inclined wall surfaces with various angles, and has the functions of early warning and feedback when encountering blockage or exceeding the jacking force.

Description

Climbing die carrier rolling limiting device and method capable of realizing real-time sensing and early warning of jacking force

Technical Field

The invention belongs to the technical field of engineering construction, and particularly relates to a climbing formwork rolling limiting device and method capable of sensing and early warning the jacking force in real time.

Background

When a high-rise and super high-rise concrete core tube structure is constructed, in order to improve the construction efficiency, a climbing formwork system with a power system is often adopted for interlayer climbing construction, such as an electric lifting scaffold, a hydraulic climbing formwork, an integral climbing steel platform and the like.

The whole frame body structure of the climbing frame is placed on a concrete structure through a supporting device, and a plurality of sets of supporting devices are driven by a power system to be alternately placed in preset reserved holes of structural members such as concrete walls, beams or columns, so that the whole frame body continuously climbs upwards along with the construction height of a building structure. In order to prevent the die carrier overall structure or local part from falling down and leading to the friction collision of the die carrier and the wall surface in the climbing process, a plurality of horizontal direction limiting devices are required to be arranged at the position where the die carrier is easy to overturn, the die carrier supports on the wall surface through the limiting devices in the climbing process, the limiting devices bear the horizontal force of the wall surface, but are free of constraint with the wall surface in the vertical upward direction, and the die carrier constantly keeps sliding on the wall surface. Whether the limiting device can effectively support in place is the key for preventing the climbing die carrier from falling accidents.

Traditional stop device adopts the mode of shaped steel with the gyro wheel to carry out the horizontal support, and the unable self-adaptation of gyro wheel adjusts the support distance, and just pour fashioned concrete wall roughness not enough, leads to stop device to be difficult to continuously support at the wall, and stop device lacks perception and early warning function, can't obtain its and the horizontal jacking force of wall, is difficult to confirm whether effective the supporting of this stop device at the in-process of climbing, needs a plurality of workman to patrol the inspection in turn. The traditional limiting device can not adjust the angle, only can be suitable for a vertical wall, and can not be used for the wall with an inclination angle. Therefore, the labor cost required in the climbing process of the die carrier is high, the adaptability to complex working conditions is poor, the intelligent level is low, and the safety risk is large.

Disclosure of Invention

Aiming at the defects or improvement requirements of the prior art, the invention provides the climbing formwork rolling limiting device and method with the jacking force real-time perception early warning function, which have the functions of real-time perception of the horizontal jacking force, adaptation to early warning of inclined walls at various angles and overproof jacking force and the like, have high intelligent degree, reduce the investment of construction labor cost and ensure the climbing construction safety of high-rise and super-high-rise formworks. .

In order to achieve the above object, according to a first aspect of the present invention, there is provided a climbing formwork rolling limiting device capable of sensing and warning a jacking force in real time, comprising: the device comprises a shell, an integrated control system, a jacking force sensing component, a connecting shaft component, a limiting component, two elastic support rods, a roller set and a side wheel set;

the shell comprises a top plate, a bottom plate, two side plates, a front end plate and a rear end plate;

the connecting shaft assembly comprises a connecting plate and a rotating shaft, and the connecting plate is connected with the top plate and the bottom plate and is parallel to the side plates; the rotating shaft is vertically fixed in the center of the connecting plate, and two ends of the rotating shaft are respectively connected with the side plates;

one end of the jacking force sensing component is hinged with the rear end plate, and the other end of the jacking force sensing component is hinged with the rotating shaft and used for detecting horizontal pressure;

the top plate and the bottom plate are both provided with sliding grooves, and the two side wheel sets are respectively arranged in the sliding grooves and hinged with the two ends of the connecting plate;

the two elastic support rods are arranged in parallel at intervals from top to bottom, one end of each elastic support rod is hinged with the connecting plate, and the other end of each elastic support rod penetrates through the front end plate to be fixedly connected with the two roller groups respectively; the elastic support rod is provided with a limiting tooth groove, and when a limiting tooth of the limiting assembly extends into the limiting tooth groove, the horizontal extension of the elastic support rod can be limited;

the integrated control system is used for controlling climbing of the climbing formwork supporting device according to the horizontal pressure acquired by the jacking force sensing component and giving an alarm when the horizontal pressure exceeds a horizontal pressure limit value.

According to a second aspect of the present invention, there is provided a top thrust real-time perception early warning method, applied to a climbing formwork roll limiting device for top thrust real-time perception early warning according to the first aspect, where the climbing formwork roll limiting device is fixed at an end of a formwork horizontal member or at a side of a formwork vertical member close to a wall surface, the method including:

s1, in an initial state, a roller set of a climbing die carrier rolling limiting device is tightly pressed against the surface of a concrete structure wall, a connecting plate of a connecting shaft assembly is in a vertical position, limiting teeth at the front end of a limiting block of a limiting assembly extend into limiting tooth grooves of an elastic supporting rod and are meshed with the teeth of the limiting tooth grooves, and the elastic supporting rod cannot freely stretch and retract;

s2, before the die carrier begins to climb, a limiting block shaft of the limiting assembly is rotated, so that limiting teeth of the limiting assembly are disengaged from limiting tooth grooves of the elastic support rods, and the elastic support rods can stretch and retract according to the wall surface condition;

s3, in the climbing process of the die carrier, the horizontal pressure sensor and the vertical pressure sensor detect horizontal pressure and vertical pressure information in real time and transmit the information to the integrated control system, and when the horizontal pressure exceeds a preset horizontal pressure limit value or the vertical pressure exceeds a preset vertical pressure limit value, an alarm is given and the climbing die carrier is controlled to stop climbing;

and S4, after the die carrier climbs in place, rotating the limiting block shaft in the opposite direction to enable the limiting teeth to extend into the limiting tooth grooves of the elastic supporting rods, so that the elastic supporting rods are limited to freely stretch and retract, and the die carrier enters a construction state.

In general, compared with the prior art, the above technical solutions conceived by the present invention can achieve the following beneficial effects:

(1) The invention can solve the series problems that the traditional climbing formwork horizontal limiting device has low intelligent degree, cannot sense the horizontal jacking force in real time, cannot carry out overrun early warning, cannot adapt to inclined wall surfaces with various angles and the like in the construction of concrete structures of high-rise and super high-rise buildings.

(2) The invention realizes real-time accurate sensing and overrun early warning of the horizontal jacking force of the frame body structure and the concrete wall surface in the climbing process of the die carrier, avoids the traditional operation mode of a large amount of manual inspection and ensures effective support of the die carrier in the horizontal direction in the whole climbing process.

(3) The self-sensing and early warning of the pushing state of the climbing formwork group rolling limiting device can be realized, the construction cost input is reduced, the operation of the climbing formwork is more efficient and safer, and the construction efficiency of a concrete core tube structure is improved.

In conclusion, the climbing formwork rolling limiting device and method capable of sensing and early warning the top thrust in real time can solve the series of problems that a horizontal limiting device of a traditional climbing formwork system is lack of real-time sensing function, needs manual inspection, is high in safety risk, cannot adapt to inclined wall construction and the like in the construction of concrete core tube structures of high-rise and super high-rise buildings, the climbing formwork rolling limiting device capable of sensing the size of the horizontal top thrust in real time is provided, and construction labor cost input is reduced. In addition, the climbing formwork rolling limiting device is also suitable for walls inclined at various angles, and can give an early warning when resistance is met or the jacking force exceeds the standard, so that the climbing construction safety of the super high-rise formwork is guaranteed, and the construction efficiency of a concrete core tube structure is improved.

Drawings

FIG. 1 is a side view of a climbing formwork rolling limiting device and a method for real-time sensing and early warning of jacking force;

FIG. 2 is a top view of a climbing formwork rolling limiting device and a method thereof, wherein the top thrust of the climbing formwork rolling limiting device senses and warns in real time;

FIGS. 3 and 4 are side and top views, respectively, of the thrust sensing member;

FIGS. 5 and 6 are side and top views, respectively, of the connecting shaft assembly;

fig. 7 and 8 are a side view and a top view of the elastic stay, respectively;

FIG. 9 is a schematic view of a roller set;

FIGS. 10 and 11 are side and top views, respectively, of a side wheel set;

figures 12 and 13 are side and top views, respectively, of a stop assembly;

FIGS. 14 and 15 are side and top views, respectively, of the front endplate;

FIG. 16 is an enlarged view of area A of FIG. 14;

FIGS. 17 and 18 are side and top views, respectively, of the top plate;

FIGS. 19 and 20 are side and top views, respectively, of the rear endplate;

FIG. 21 is an installation schematic diagram of a climbing formwork rolling limiting device;

fig. 22 and 23 are schematic diagrams of the rolling limiting device of the formwork in climbing along the vertical wall and in a construction state respectively;

fig. 24 and 25 are schematic diagrams of the rolling limiting device of the formwork in climbing along the inclined wall and construction states respectively.

The same reference numbers will be used throughout the drawings to refer to the same or like elements or structures, wherein:

1-a top thrust sensing component, 2-a connecting shaft component, 3-an elastic support rod, 4-a roller group, 5-a side wheel group, 6-a limiting component, 7-a front end plate, 8-a top plate, 9-a rear end plate and 10-a side plate;

11-horizontal pressure sensor, 12-rear connecting rod, 13-front connecting rod, 14-rear joint and 15-front joint;

21-connecting plate, 22-rotating shaft and 23-rotating shaft rectangular groove;

30-stay bar, 31-roller joint, 32-limit tooth groove, 33-loop bar, 34-sleeve, 35-spring, 36-loop bar plate, 37-sleeve plate, 38-connecting shaft joint;

41-roller, 42-roller shaft, 43-roller baffle;

51-side wheel baffle, 52-side wheel, 53-side wheel axle;

61-a limiting block, 62-a limiting block shaft, 63-a limiting block shaft rectangular groove, 64-a cylinder, 65-a wedge-shaped wing and 66-a limiting tooth;

72-bolt hole I, 73-fixture block, 74-fixture mouth, 75-rotating shaft, 76-vertical pressure sensor, 77-limiting block fixer;

81-chute, 82-bolt hole two;

91-joint plate, 92-data wire hole, 93-bolt hole III;

100-climbing formwork rolling limiting device, 101-formwork horizontal component, 102-formwork vertical component and 103-concrete structure.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention. In addition, the technical features involved in the embodiments of the present invention described below may be combined with each other as long as they do not conflict with each other.

The embodiment of the invention provides a climbing die carrier rolling limiting device capable of sensing and early warning the jacking force in real time, which is shown in figure 1 and comprises: the device comprises a shell, an integrated control system, a top thrust sensing component 1, a connecting shaft component 2, a limiting component 6, two elastic support rods 3, a roller group 4 and a side roller group 5;

the shell comprises a top plate, a bottom plate, two side plates, a front end plate and a rear end plate.

Referring to fig. 1 and 2, the housing includes a top plate 8, a bottom plate, two side plates 10, a front end plate 7 and a rear end plate 9, the two side plates are arranged in parallel at intervals, the top plate and the bottom plate are respectively fixedly connected with the top and the bottom of the side plates, the top plate, the bottom plate and the two side plates enclose a tubular structure, and the front end plate and the rear end plate are respectively fixed at two ends of the tubular structure.

the top plate and the bottom plate are both provided with sliding chutes, and the two side wheel sets are respectively arranged in the sliding chutes and hinged with the two ends of the connecting plate;

the two elastic support rods are arranged in parallel at intervals from top to bottom, one end of each elastic support rod is hinged with the connecting plate, and the other end of each elastic support rod penetrates through the front end plate and is fixedly connected with the two roller groups respectively; the elastic support rod is provided with a limiting tooth groove, and when a limiting tooth of the limiting assembly extends into the limiting tooth groove, the horizontal extension of the elastic support rod can be limited;

Specifically, the jacking force sensing component is positioned in the shell, one end of the jacking force sensing component is hinged with the rear end plate, and the other end of the jacking force sensing component is hinged with the connecting shaft assembly; the jacking force sensing component is provided with a horizontal pressure sensor for monitoring horizontal axial force;

the connecting shaft assembly is positioned in the shell and comprises a connecting plate and a rotating shaft, the connecting plate is vertically arranged, a horizontal hole is formed in the middle of the connecting plate, and the rotating shaft is fixed in the horizontal hole; a horizontal strip-shaped hole is formed in the position, corresponding to the rotating shaft, of the side plate, and two ends of the rotating shaft are arranged in the strip-shaped hole;

sliding grooves are formed in the top plate and the bottom plate, side wheel sets are arranged in the sliding grooves, and the side wheel sets are hinged with the end portions of the connecting plates;

the two elastic support rods are arranged in parallel at intervals up and down, one end of each elastic support rod is hinged with the connecting plate, two horizontal holes are formed in the front end plate, and the other end of each elastic support rod extends out of the horizontal hole of the front end plate and is fixedly connected with the roller group; the elastic support rod comprises a sleeve rod, a sleeve and a spring, one end of the sleeve rod is inserted into the sleeve, the spring is sleeved on the sleeve, and two ends of the spring are respectively abutted against the limiting plates on the sleeve rod and the sleeve;

the limiting assembly can limit the elastic supporting rod to horizontally stretch.

With reference to fig. 1 to 4, the thrust force sensing member 1 is located in the casing, one end of the thrust force sensing member is hinged to the rear end plate 9, the other end of the thrust force sensing member is hinged to the connecting shaft assembly 2, and the thrust force sensing member 1 is configured to monitor an axial force of the thrust force sensing member. By way of example, the jacking force sensing member 1 comprises a front joint 15, a front connecting rod 13, a horizontal pressure sensor 11, a rear connecting rod 12 and a rear joint 14 which are fixedly connected end to end, the rear joint 14 is hinged to the rear end plate 9, and the front joint 15 is hinged to the connecting shaft assembly 2. The horizontal pressure sensor 11 is located at the center of the jacking force sensing component, is of a three-layer structure, is provided with a pressure sensing layer in the middle, is provided with a connecting flange plate on the left and the right, and is respectively connected with the front connecting rod and the rear connecting rod through the connecting flange plate. The front connecting rod 13 and the rear connecting rod 12 are both tubular structures, and the lengths of the front connecting rod and the rear connecting rod are the same. The front connector 15 is formed by combining double-layer steel plates, 1 through round hole is formed in each steel plate and used for being connected with a rotating shaft of the connecting shaft assembly in an articulated mode, and the rotating shaft of the connecting shaft assembly 2 can rotate freely in the axis of the round hole. The rear joint is a single-layer steel plate, a round hole is formed in the rear joint, the rear joint is hinged with the rear end plate through a pin shaft, and for example, a joint plate for connection can be arranged on the rear end plate 9.

Referring to fig. 1, 2, 5 and 6, the connecting shaft assembly 2 is disposed in the housing and includes a connecting plate 21 and a rotating shaft 22. Even the vertical setting of board 21, the middle part of even board 21 is provided with horizontal through-hole, pivot 22 is cylindrical structure, and the vertical fixation can drive even board synchronous revolution when the pivot is rotatory at the center of even board, and pivot perpendicular to curb plate 10 arranges, and 10 relevant positions boiling water horizontal bar holes of curb plate, the pivot both ends set up the screw thread to stretch out in the bolt hole of 2 curb plates about from respectively, it is spacing to the tip through the big-end bolt, it is also spacing through nut and retaining ring, the pivot can horizontal migration in the bar hole, the pivot horizontal migration with the horizontal force transmission extremely top thrust perception component to measure the horizontal axial force through horizontal pressure sensor. The centers of the end heads at the two ends of the rotating shaft are respectively provided with a rotating shaft rectangular groove 23, and the rotating shaft can be driven to rotate by using a special tool with a rectangular plug. The connecting plate 21 is a rectangular plate, is located in the middle of the front joint double-layer steel plate of the jacking force sensing component and is parallel to the side plate 10, two ends of the connecting plate 21 are respectively provided with a first pin hole, a second pin hole is respectively arranged between the horizontal through hole and the two first pin holes, the first pin holes are used for being in pin joint with the side wheel set, and the second pin holes are used for being in pin joint with the elastic support rods. The rotation of the rotating shaft can drive the side wheel set to move horizontally and can also drive the end part of the elastic supporting rod to move.

Preferably, the limiting assembly comprises a limiting block and a limiting block shaft;

the limiting block shaft is vertically fixed at the center of the limiting block, and two ends of the limiting block shaft are rotationally connected with the side plates;

the limiting block is a cylinder with wedge-shaped wings on two sides, the limiting block and the limiting block are coaxially arranged, the wedge-shaped wings on two sides are arranged around the center of the cylinder in an anti-symmetric mode, limiting teeth are arranged at the front ends of the wedge-shaped wings, and the limiting teeth can extend into the limiting tooth grooves and are meshed with teeth of the limiting tooth grooves to block horizontal stretching of the elastic supporting rods.

The limiting block shaft can drive the limiting block to synchronously rotate when rotating; the limiting block is a cylinder with wedge-shaped wings on two sides, the cylinder and the limiting block are coaxially arranged, the wedge-shaped wings on two sides are arranged around the center of the cylinder in a reverse symmetry mode, and the front ends of the wedge-shaped wings are limiting teeth;

the surfaces corresponding to the two support rods are provided with limiting tooth sockets with a certain length, the limiting tooth sockets are of a continuously arranged right-angle trapezoidal tooth-shaped structure, and the teeth of the limiting tooth sockets are arranged in opposite directions;

the end part of the wedge-shaped wing of the limiting block can extend into the limiting tooth groove, is meshed with teeth of the limiting tooth groove and is used for blocking the horizontal movement of the elastic stay bar. The reverse setting of the spacing tooth of both sides wedge wing can imbed respectively simultaneously in the spacing tooth's socket of upper and lower 2 elastic stay bars to the flexible of restriction elastic stay bar.

The horizontal pressure sensor is positioned in the center of the jacking force sensing component and comprises a middle pressure sensing layer and connecting flanges positioned on two sides of the pressure sensing layer, and the connecting flanges are respectively connected with the front connecting rod and the rear connecting rod.

As shown in fig. 1, fig. 2, fig. 12 and fig. 13, the climbing formwork rolling limiting device further comprises a limiting assembly 6, and the limiting assembly 6 can limit the elastic support rod 3 to horizontally stretch. Further, the limiting component 6 comprises a limiting block 61 and a limiting block shaft 62. The stop assembly 6 is further described below with reference to fig. 1, 2, 7, 8, 12 and 13. The stop block shaft 62 is of a cylindrical structure, is vertically fixed at the center of the stop block, can drive the stop block 61 to rotate synchronously when the stop block shaft 62 rotates, the stop block shaft 62 is perpendicular to the side plates 10 and is arranged, bolt holes are formed in corresponding positions of the side plates 10, threads are arranged at two ends of the stop block shaft, and the stop block shaft extends out of the bolt holes of the left side plate and the right side plate respectively and is limited through the bolts. The centers of the end heads at the two ends of the limiting block shaft are respectively provided with a limiting block shaft rectangular groove 63, and a special tool can drive the limiting block shaft 62 to rotate through the limiting block shaft rectangular grooves 63. The limiting block 61 is located in the middle of the limiting block shaft, the limiting block is a cylinder 64 with wedge-shaped wings 65 on two sides, the cylinder 64 is located in the center of the limiting block and coaxially arranged with the limiting block shaft 62, the wedge-shaped wings 65 on two sides are symmetrically arranged around the center of the cylinder 64 in a reverse mode, and the front ends of the wedge-shaped wings are limiting teeth 66. Referring to fig. 1, 2, 7, 8, 12 and 13, a length of a limiting spline 32 is provided on a surface of each of the two stays 30, the limiting spline 32 is a continuous rectangular trapezoid tooth-like structure, and the teeth of the limiting spline are arranged in opposite directions. The limiting teeth 66 of the wedge-shaped wings of the limiting blocks can extend into the limiting tooth grooves and are meshed with the teeth of the limiting tooth grooves, so that the elastic support rods are prevented from moving horizontally. The reverse setting of the spacing tooth of both sides wedge wing can imbed simultaneously in the spacing tooth's socket of upper and lower 2 elastic stay bars respectively to the flexible of restriction elastic stay bar.

When the climbing die carrier rolling limiting device is in a construction working condition, the roller set tightly pushes the surface of a concrete structure, limiting teeth of two wedge-shaped wings of the limiting block can be respectively inserted into limiting tooth grooves of two elastic supporting rods by rotating a limiting block shaft, and the limiting assembly is used for limiting the stretching of the elastic supporting rods, so that the roller set is always kept in a top supporting state with a wall surface. However, when the climbing die carrier rolling limiting device is in a climbing working condition, the limiting block shaft needs to be rotated to a state that the limiting teeth are separated from the limiting tooth grooves.

Preferably, the elastic stay bar comprises a stay bar, a sleeve and a spring; the limiting tooth grooves are arranged on the support rods;

one end of the loop bar is inserted into the sleeve, the other end of the loop bar is connected with the support rod, the spring sleeve is arranged on the sleeve, and the two ends of the spring are respectively connected with the loop bar and the limiting plate at the end part of the sleeve.

As shown in fig. 1, 2, 7 and 8, the two elastic support rods 3 are vertically spaced and parallel. One end of the elastic support rod 3 is hinged with the connecting plate of the connecting shaft component 2, a horizontal hole is formed in the front end plate 7, and the other end of the elastic support rod 3 extends out of the horizontal hole of the front end plate 7 and is fixedly connected with the roller group. By way of example, the elastic strut 3 includes 1 roller joint 31, 1

strut

30, 1

bar plate

36, 1

bar

33, 1

spring

35, 1

sleeve

34, 1

sleeve plate

37, and 1 coupling joint 38. The roller joint 31, the stay bar 30, the loop bar plate 36 and the loop bar 33 are sequentially connected end to end, the roller joint is a single-layer steel plate, a round hole is formed in the middle of the roller joint, and a roller shaft of the roller group penetrates through the round hole. The stay bar is a rectangular steel pipe, and both ends of the stay bar are respectively connected with a roller joint and a bar sleeving plate. The loop bar plate is fixed in the end of vaulting pole, and the loop bar plate size is greater than the spring external diameter, and the loop bar is cylindrical structure, is fixed in the opposite side of loop bar plate. The sleeve is of a circular tube structure coaxial with the sleeve rod, the inner diameter of the sleeve is larger than the outer diameter of the sleeve rod, a part of the sleeve rod extends into the sleeve, and the sleeve rod and the sleeve can move relatively under the coaxial state. The inner diameter of the spring is larger than the outer diameter of the sleeve and surrounds the sleeve rod and the sleeve pipe, two ends of the spring are respectively fixed on the sleeve rod plate and the sleeve rod plate, and the spring can drive the sleeve pipe and the sleeve rod to stretch under the action of external force. The sleeve plate is fixed at the tail end of the sleeve, the size of the sleeve plate is larger than the outer diameter of the spring, the connecting shaft joint is fixed at the other side of the sleeve plate, the end head of the connecting shaft joint is of a double-layer steel plate structure, a round hole is formed in the middle of the connecting shaft joint, and the connecting shaft joint is hinged with the connecting plate of the connecting shaft assembly through a pin shaft.

Preferably, the jacking force perception component comprises a front joint, a front connecting rod, a horizontal pressure sensor, a rear connecting rod and a rear joint which are fixedly connected in sequence, the rear joint is hinged with the rear end plate, and the front joint is hinged with the rotating shaft.

Specifically, jacking force perception component includes front joint, preceding connecting rod, horizontal pressure sensor, back connecting rod and the back that head and the tail is fixed connection in proper order and connects, the back connects and is articulated with the back end plate, the front joint is articulated with the pivot of connecting axle subassembly.

Preferably, the limiting device further comprises a limiting block fixer arranged on the inner side of the front end plate and used for fixing limiting teeth of the limiting assembly so as to enable the limiting teeth to be separated from the limiting tooth grooves;

the limiting block fixer comprises a clamping block, a clamping mouth and a rotating shaft;

the fixture block is of an L-shaped structure with an arc groove, and one side of the fixture block is fixedly connected with the front end plate;

the rotating shaft is arranged at the top of the clamping block, and a rotating spring is arranged in the rotating shaft;

the clamping mouth is hinged with the revolving shaft and can rotate around the revolving shaft; the clamping mouth and the clamping block form a semi-closed groove to fix the limiting teeth of the limiting assembly.

Specifically, a limiting block fixer is arranged in the middle of the inner side of the front end plate and comprises a clamping block, a clamping nozzle and a rotating shaft;

the fixture block is of an L-shaped structure with an arc groove, and one side of the fixture block is tightly attached and fixed on the front end plate;

the clamping mouth is in a bird-beak-shaped structure, the tail part of the clamping mouth is hinged and fixed on the rotating shaft, the clamping mouth can rotate around the rotating shaft, and the clamping mouth and the clamping block form a semi-closed groove.

As shown in fig. 1, fig. 2, and fig. 14 to fig. 16, the climbing mold frame rolling limiting device further includes a limiting block fixer 77 for temporarily fixing the limiting block, so that the limiting block is in a fixed state when not extending into the limiting tooth socket, and the limiting block is prevented from freely rotating to cause the elastic supporting rod to be seized without any accident, the limiting block fixer 77 is disposed at the middle position inside the front end plate 7, and includes 1 clamping block 73, 1 clamping nipple 74, and 1 rotating shaft 75, the clamping block 73 is an "L" shaped structure with an arc groove, and is tightly fixed on the front end plate 7 at one side, the rotating shaft 75 is disposed at the top of the clamping block 73, a rotating spring is disposed inside the rotating shaft, the clamping nipple is a bird-beak shaped structure, the tail portion of the clamping nipple is hinged and fixed on the rotating shaft, the clamping nipple can rotate around the rotating shaft, the clamping nipple and the clamping block form a semi-closed groove, the limiting tooth of the limiting block can extend into the semi-closed groove, under the action of the rotating spring, the clamping nipple can keep a fixed angle and a distance from the clamping nipple under the action of the limiting tooth, and can completely rotate when the tooth completely extends into or leaves the semi-closed groove, so that the clamping nipple can return to the initial position of the rotating spring under the action of the rotating spring.

Preferably, the side wheel set comprises two side wheel baffles, side wheels and side wheel shafts;

the two side wheel baffles are arranged in parallel at intervals and connected with the side wheels through side wheel shafts;

the two side wheels are positioned between the two side wheel baffles and can freely rotate around the side wheel shafts;

the side wheel baffle is hinged with the connecting plate of the connecting shaft assembly.

Specifically, the side wheel set comprises 2 side wheel baffles, 2 side wheels and 2 side wheel shafts;

the side wheel baffles are strip-shaped plates, 3 round holes are uniformly formed in the side wheel baffles, the two side wheel baffles are arranged in parallel at intervals, and the round holes at the two ends are connected with the side wheels through side wheel shafts;

the side wheel is positioned between the 2 side wheel baffles and can rotate freely around the side wheel shaft;

the round hole in the center of the side wheel baffle is hinged with the first pin hole of the connecting plate of the connecting shaft assembly through a pin shaft.

As shown in fig. 1, 2, 5, 6, 10 and 11, sliding grooves 81 are correspondingly formed on the top plate 8 and the bottom plate, one side wheel set 5 is respectively disposed in the sliding grooves 81, and the side wheel sets 5 can horizontally slide in the sliding grooves 81. The side wheel 5 group includes 2 side wheel baffles 51, 2

side wheels

52 and 2 side wheel axles 53, side wheel baffle 51 is the bar shaped plate, evenly set up 3 round holes on it, the parallel interval of two side wheel baffles 51 sets up, the round hole at both ends passes through side wheel axle 53 and connects side wheel 52, side wheel 52 is located in the middle of 2 side wheel baffles 53, can wind side wheel axle free rotation, the round hole at side wheel baffle center is articulated through the first pinhole of the even board of round pin axle with the connecting axle subassembly, thereby make the side wheel group can wind this round hole center integral rotation. The side wheel group is used for carrying out one-way limiting on the connecting plate, namely the moving direction of the connecting plate is consistent with the length direction of the sliding groove.

Preferably, the roller group comprises two rollers, a roller baffle and a roller shaft for connecting the two rollers;

the two rollers are arranged in parallel and are respectively positioned at the roller joint sides of the two elastic support rods;

the roller shaft and the roller are coaxially arranged and hinged with a roller joint of the elastic support rod, and the two roller baffles are respectively fixed at the outer sides of two ends of the roller shaft.

Specifically, the roller group comprises 2 rollers, 1 roller shaft and 2 roller baffles;

the 2 rollers are arranged in parallel and are respectively positioned at two sides of the roller joint of the elastic stay bar, and the roller shaft is connected with the 2 rollers and is arranged coaxially with the rollers; the roller shaft is hinged with the roller joint of the elastic support rod, and the roller baffles are respectively fixed at the outer sides of the two ends of the roller shaft.

As shown in fig. 1, 2 and 9, the roller set 4 includes 2

rollers

41, 1

roller shaft

42 and 2 roller shutters 43.2 gyro wheels parallel arrangement are located the gyro wheel joint both sides of elasticity vaulting pole respectively, and 2 gyro wheels are connected to the roller shaft to set up with the gyro wheel is coaxial, and the roller shaft articulates with the gyro wheel joint of elasticity vaulting pole, 2 gyro wheel baffles are fixed in the outside at roller shaft both ends respectively, prevent that the gyro wheel from dropping.

Preferably, the device also comprises a vertical pressure sensor which is arranged on the front end plate and is in contact with the lower surface of the upper elastic support rod, and the vertical pressure sensor is used for measuring the pressure value of the upper elastic support rod in real time;

the integrated control system is also used for controlling climbing of the climbing die carrier supporting device according to the pressure value acquired by the vertical pressure sensor and giving an alarm when the pressure value exceeds a pressure limit value.

Specifically, the horizontal hole of front end plate is the rectangular hole, the local plate body embedding vertical pressure sensor in rectangular hole below, vertical pressure sensor's top surface and upside elastic stay lower surface keep in contact, the pressure value of real-time measurement upside elastic stay.

The integrated control system comprises an industrial personal computer and a data acquisition and transmission system, pressure data of all the rolling limiting devices of the climbing die set transmit real-time information to the industrial personal computer through the data acquisition and transmission system, and the industrial personal computer judges whether the pressure data exceeds a limit value by reading the pressure information of the rolling limiting devices and controls the climbing power oil cylinder of the climbing die set to make corresponding feedback action.

Referring to fig. 1, 2, and 14 to 16, the horizontal hole of the front end plate 7 is a rectangular hole, a local plate body below the rectangular hole is embedded into the vertical pressure sensor 76, the top surface of the vertical pressure sensor 76 is in contact with the lower surface of the stay bar 30 of the upper elastic stay bar 3, the pressure value of the upper elastic stay bar 3 is measured in real time, and when the pressure is too high, the industrial control machine controls the frame body to stop climbing, so as to prevent the frame body structure from being damaged due to the blocking of an obstacle protruding out of the wall surface.

The climbing die set rolling limiting device also comprises an integrated control system, the integrated control system comprises an industrial personal computer and a data acquisition and transmission system, pressure data of all rolling limiting devices of the climbing die set transmits real-time information to the industrial personal computer through the data acquisition and transmission system, the industrial personal computer judges whether the pressure data exceeds a limit value by reading horizontal and vertical pressure information of one or more rolling limiting devices, if the pressure data exceeds the limit value, an alarm and shutdown instruction is sent out, and a power oil cylinder of the climbing die set is controlled to make corresponding feedback action, so that the climbing of the die set is stopped; if the limit value is not exceeded, the climbing formwork is normally operated, and the climbing formwork power oil cylinder is controlled to make corresponding feedback action, so that the formwork continues to climb.

By way of example, as shown in fig. 1, 2, 17 and 18, the top plate 8 is a rectangular steel plate, and has two 2 bolt holes 82 formed at left and right end positions thereof for connecting with the front end plate 7 and the rear end plate 9, respectively, and a sliding slot 81 is formed at a middle position of the top plate, and the bottom plate and the top plate have the same structural form and are symmetrically arranged.

As an example, as shown in fig. 1, 2, 19 and 20, the rear end plate 9 is a rectangular steel plate, and has three bolt holes 93 at two ends, and is connected to the top plate and the bottom plate through bolts, and has a data line hole 92 in the middle, through which a data line of the pressure sensor passes, and a joint plate 91 at the inner side, and the joint plate 91 is a double-layer steel plate, and has a through circular hole, and is hinged to the rear joint of the pushing force sensing member through a pin shaft. The side plates are rectangular steel plates, and corresponding bolt holes with internal threads are formed in the rotating shaft position of the connecting shaft assembly and the limiting block shaft position of the limiting assembly. The front end plate is a rectangular steel plate, bolt holes I are formed in the upper end head position and the lower end head position of the front end plate and are used for being connected with the top and the bottom plate, upper rectangular holes and lower rectangular holes are symmetrically formed in the positions among the 2 bolts, and the support rods of the 2 elastic support rods extend out of the rectangular holes respectively.

The embodiment provides a top thrust real-time perception early warning method, which is applied to a climbing formwork rolling limiting device for top thrust real-time perception early warning (or a construction method of the climbing formwork rolling limiting device based on the top thrust real-time perception early warning as described in any one of the embodiments), wherein the climbing formwork rolling limiting device 100 is fixed at the end of a formwork horizontal member 101 or at one side of a formwork vertical member 102 close to a wall surface of a concrete structure 103, and the construction method is further described below with reference to fig. 1 to 25, and comprises the following steps:

s2, before the die carrier begins to climb, the limiting block shaft of the limiting assembly is rotated, so that the limiting teeth of the limiting assembly are separated from the limiting tooth grooves of the elastic supporting rods, the elastic supporting rods can stretch according to the wall situation, and the elastic supporting rods can adapt to the wall situation to stretch.

Specifically, before the die carrier begins to climb, the limiting block shaft is rotated, so that the limiting block is separated from the limiting tooth groove of the elastic support rod, and the elastic support rod can adapt to the wall surface condition to stretch out and draw back at the moment. When the front end plate is provided with the limiting block fixer, the limiting block shaft is continuously rotated, so that the limiting teeth extend into the semi-closed groove formed by the limiting clamping mouth and the clamping block.

And S3, in the climbing process of the die carrier, the horizontal pressure sensor and the vertical pressure sensor detect horizontal pressure and vertical pressure information in real time and transmit the information to the integrated control system, and when the horizontal pressure exceeds a preset horizontal pressure limit value or the vertical pressure exceeds a preset vertical pressure limit value, an alarm is given and the climbing die carrier is controlled to stop climbing.

Specifically, in the climbing process of the die carrier, a horizontal pressure sensor and a vertical pressure sensor sense pressure data information received in real time and transmit the pressure data information to a control system, and when the pressure data information exceeds an early warning value, alarming and stopping actions are carried out.

Specifically, after the die carrier is climbed in place, the limiting block shaft is rotated in the opposite direction, so that the limiting teeth extend into the limiting tooth grooves of the elastic support rods and are meshed with the teeth of the limiting tooth grooves, the elastic support rods cannot freely stretch out and draw back, and then the die carrier enters a construction state.

Preferably, when the concrete structure wall surface is inclined, the step S3 further includes: the limiting teeth extend into the limiting block fixing device by rotating the limiting block shaft, and the rotating shaft of the rotary connecting shaft assembly drives the two elastic support rods to generate relative displacement so that the roller set is attached to the inclined wall surface.

Further, the construction method comprises the following steps:

s5: when the die carrier inclines and climbs, the limiting block shaft is rotated to enable the limiting teeth to stretch into the limiting block fixing device, then the rotating shaft of the connecting shaft assembly is rotated to adjust the angle of the connecting plate, so that the upper elastic supporting rod and the lower elastic supporting rod are driven to generate relative displacement, the roller set is attached to the inclined wall surface angle, and then the step S2 to the step S4 are repeated.

It will be understood by those skilled in the art that the foregoing is only a preferred embodiment of the present invention, and is not intended to limit the invention, and that any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the scope of the present invention.

Claims

1. The utility model provides a die carrier that climbs that early warning was perceived in real time to top thrust rolls stop device which characterized in that includes: the device comprises a shell, an integrated control system, a jacking force sensing component, a connecting shaft component, a limiting component, two elastic support rods, a roller set and a side wheel set;

2. The device of claim 1, wherein the stop assembly comprises a stop block and a stop block shaft;

the limiting block shaft is vertically fixed at the center of the limiting block, and two ends of the limiting block shaft are rotatably connected with the side plates;

the limiting block is a cylinder with wedge-shaped wings on two sides, the cylinder and the limiting block are coaxially arranged, the wedge-shaped wings on two sides are arranged around the center of the cylinder in a antisymmetric mode, and the front ends of the wedge-shaped wings are limiting teeth.

3. The device of claim 1, wherein the resilient strut comprises a strut, a loop bar, a sleeve, and a spring; the limiting tooth grooves are arranged on the support rods;

4. The device as claimed in claim 1, wherein the top thrust sensing member comprises a front joint, a front connecting rod, a horizontal pressure sensor, a rear connecting rod and a rear joint which are fixedly connected in sequence, the rear joint is hinged with the rear end plate, and the front joint is hinged with the rotating shaft.

5. The device of claim 1, further comprising a stopper holder disposed inside the front end plate for holding the stopper teeth of the stopper assembly such that the stopper teeth are separated from the stopper teeth grooves;

6. The apparatus of claim 1, wherein the side wheel set comprises two side wheel guards, side wheels, and a side wheel axle;

the two side wheels are positioned between the two side wheel baffles and can freely rotate around side wheel shafts;

7. The apparatus of claim 1, wherein the roller set comprises two rollers and a roller shield, a roller shaft connecting the two rollers;

8. The device as claimed in any one of claims 1 to 7, further comprising a vertical pressure sensor disposed on the front end plate and contacting with a lower surface of the upper elastic stay for measuring a pressure value of the upper elastic stay in real time;

9. A top thrust real-time perception early warning method is applied to the climbing formwork rolling limiting device for the top thrust real-time perception early warning according to any one of claims 1 to 8, wherein the climbing formwork rolling limiting device is fixed at the end part of a formwork horizontal component or at one side, close to a wall surface, of a formwork vertical component, and the method is characterized by comprising the following steps of:

and S4, after the die carrier is climbed in place, rotating the limiting block shaft in the opposite direction to enable the limiting teeth to extend into the limiting tooth grooves of the elastic support rods, so that the elastic support rods are limited to freely stretch and retract, and the die carrier enters a construction state.

10. The method as set forth in claim 9, wherein the step S3 further comprises, when the wall surface of the concrete structure is inclined: the limiting teeth extend into the limiting block fixing device by rotating the limiting block shaft, and the rotating shaft of the rotary connecting shaft assembly drives the two elastic support rods to generate relative displacement so that the roller set is attached to the inclined wall surface.