CN112942853B - Self-locking anti-overturning type discharging platform for building construction - Google Patents
Self-locking anti-overturning type discharging platform for building construction Download PDFInfo
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- CN112942853B CN112942853B CN202110135544.9A CN202110135544A CN112942853B CN 112942853 B CN112942853 B CN 112942853B CN 202110135544 A CN202110135544 A CN 202110135544A CN 112942853 B CN112942853 B CN 112942853B
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- 238000009435 building construction Methods 0.000 title abstract description 8
- 238000007599 discharging Methods 0.000 title abstract description 5
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 41
- 239000010959 steel Substances 0.000 claims abstract description 41
- 230000001681 protective effect Effects 0.000 claims abstract description 23
- 230000007246 mechanism Effects 0.000 claims description 9
- 230000009471 action Effects 0.000 claims description 3
- 238000005452 bending Methods 0.000 claims description 3
- 230000006835 compression Effects 0.000 claims description 3
- 238000007906 compression Methods 0.000 claims description 3
- 238000010276 construction Methods 0.000 claims description 2
- 238000006073 displacement reaction Methods 0.000 claims description 2
- 230000000149 penetrating effect Effects 0.000 claims description 2
- 238000010521 absorption reaction Methods 0.000 claims 1
- 230000035939 shock Effects 0.000 claims 1
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 238000013016 damping Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000002265 prevention Effects 0.000 description 2
- 230000002787 reinforcement Effects 0.000 description 2
- 229910000746 Structural steel Inorganic materials 0.000 description 1
- 239000004566 building material Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G21/00—Preparing, conveying, or working-up building materials or building elements in situ; Other devices or measures for constructional work
- E04G21/14—Conveying or assembling building elements
- E04G21/16—Tools or apparatus
- E04G21/166—Landings, receiving platforms
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Abstract
The invention discloses a self-locking anti-overturning type discharging platform for building construction, and relates to the technical field of building construction; the building is characterized in that a pre-embedded plate and two pre-embedded screws are fixedly arranged on the front side and the rear side of the ground in a building in sequence from left to right, a clamping groove is fixedly arranged on the right side wall of the pre-embedded plate, the inner ends of a supporting beam are respectively sleeved on the two pre-embedded screws, an internal thread pipe is arranged at the upper end of the pre-embedded screw after passing through the supporting beam through a threaded rotating sleeve, a sleeve pipe is movably sleeved on the outer side of the internal thread pipe on the left side, a clamping block is fixedly arranged on the outer side wall of the sleeve pipe, and the clamping block is movably clamped in the clamping groove; telescopic protective covers are fixedly arranged between the adjacent door frames and between the door frame on the rightmost side and the limiting plate; the angle steel support piece is fixedly arranged on the building outer wall of the lower side of the supporting beam through the expansion screws, the connecting force between the supporting beam and a building is increased through the self-locking structure, the bottom of the supporting beam can be supported, damped and buffered, and meanwhile, articles on the discharging platform can be protected.
Description
Technical Field
The invention relates to the technical field of building construction, in particular to a self-locking anti-overturning type discharging platform for building construction.
Background
The platform of unloading is an important facility that building material transported in the building construction process, the platform of unloading usually all is overhanging type or telescopic, wherein the formula of encorbelmenting needs the manual work to carry the material, need constructor to stand on the platform of unloading, telescopic is generally for fixing on the building, keep its balance through girder and embedded steel bar, this kind of platform of unloading is after long-term the use, the platform of unloading is at the in-process of unloading, the phenomenon that easily takes place to topple, cause the construction accident, influence constructor's life safety.
Disclosure of Invention
The invention aims to overcome the defects and shortcomings of the prior art, and provides the self-locking overturn-preventing type unloading platform for building construction, which is reasonable in design and convenient to use.
In order to achieve the purpose, the invention adopts the technical scheme that: the device comprises a supporting beam, a pre-buried screw, a pre-buried plate, a protective fence, an anti-overturning mechanism, an internal threaded pipe, a clamping groove, a clamping block, a bottom plate and a sleeve; the building is characterized in that a pre-embedded plate and two pre-embedded screws are fixedly arranged on the front side and the rear side of the ground in a building in sequence from left to right, a clamping groove is fixedly arranged on the right side wall of the pre-embedded plate, the inner ends of a supporting beam are respectively sleeved on the two pre-embedded screws, an internal thread pipe is arranged at the upper end of the pre-embedded screw after passing through the supporting beam through a threaded rotating sleeve, a sleeve pipe is movably sleeved on the outer side of the internal thread pipe on the left side, a clamping block is fixedly arranged on the outer side wall of the sleeve pipe, and the clamping block is movably clamped in the clamping groove; the end part of the support beam extending outside the building is fixedly provided with a bottom plate, and the front side, the rear side and the right side of the upper side of the bottom plate are vertically and fixedly provided with guard rails;
the anti-overturning mechanism comprises a limiting plate, a gantry, a telescopic protective cover, an adjusting block, a spring, a guide rail, an angle steel supporting piece, an expansion screw, a rubber support and a pressure sensor; a limiting plate is vertically and fixedly arranged on the right side of the top surface of the protective guard, guide rails are fixedly arranged on the protective guard on the left side and the front side of the limiting plate, a plurality of adjusting blocks are arranged on the guide rails on the front side and the rear side of the limiting plate in a sliding mode, springs are fixedly arranged between the adjusting blocks and between the limiting plate, door frames are fixedly arranged on the adjusting blocks corresponding to the front side and the rear side of the limiting plate, and telescopic protective covers are fixedly arranged between the adjacent door frames and between the door frame on the rightmost side and the limiting plate; the bottom surface of the guide rail is fixedly provided with an electric push rod through a bracket, the output end of the electric push rod penetrates through the bottom surface of the guide rail and then is fixedly connected with the lower end of a limiting rod, the upper end of the limiting rod is movably embedded in a limiting groove formed in the inner side wall of the guide rail, and the limiting rod and the regulating block on the leftmost side are arranged in a limiting way; an angle steel support piece is fixedly arranged on the building outer wall of the lower side of the supporting beam through expansion screws, a rubber support is fixedly arranged on the top surface of the horizontal end of the angle steel support piece, the top surface of the rubber support is abutted to the bottom surface of the supporting beam, a pressure sensor is fixedly arranged inside the rubber support, and the pressure sensor is connected with an external power supply and a controller.
Furthermore, the lower end of the internal threaded pipe is provided with a backing plate through a bearing rotating sleeve, and the lower side surface of the backing plate is in contact with the upper side surface of the supporting beam; the base plate increases the contact area between the sleeve and the upper side face of the supporting beam, disperses the pressure intensity and reduces the bending deformation generated by the embedded screw.
Furthermore, an electric sucker is fixedly embedded in the inner side wall of the left end of the guide rail, the electric sucker is arranged corresponding to the position of the adjusting block, and the electric sucker is connected with an external power supply; the electric sucker is electrified to generate magnetic attraction to attract the adjusting block, the position of the adjusting block is fixed, and the stability of the portal frame is improved.
Furthermore, a first fixing buckle is fixedly arranged on the building outer wall on the upper side of the guide rail, a second fixing buckle is fixedly arranged on the outer side walls of the supporting beams on the front side and the rear side, one end of the steel cable is fixedly arranged on the second fixing buckle, the other end of the steel cable penetrates through the first fixing buckle and is fixedly connected with the clamping plate, and the clamping plate is clamped with the first fixing buckle; when the bottom plate overturns, the clamping plate is clamped on the first fixing buckle, and the steel cable pulls the supporting beam.
Furthermore, a clamping seat is fixedly arranged on the building outer wall on the lower side of the first fixing buckle, a pressing plate is movably arranged in the middle of the clamping seat, the steel cable penetrates between the clamping seat and the pressing plate, ratchets are fixedly arranged on the inner side walls of the clamping seat on the left side and the right side of the steel cable and on the side walls of the pressing plate, and the ratchets are clamped on the outer side wall of the steel cable; the middle part of the right side wall of the pressure plate is vertically and rotatably provided with an adjusting screw rod through a bearing, and the right end of the adjusting screw rod extends to the right side of the clamping seat after rotating to penetrate through the right side wall of the clamping seat through threads; the pressure plates on the upper side and the lower side of the adjusting screw rod are vertically and fixedly provided with guide rods, the right ends of the guide rods movably penetrate through the right side wall of the pressure plate, and flanges at the right ends of the guide rods are limited with the clamping seat; the adjusting screw rod is rotated, and the steel cable is clamped between the pressing plate and the clamping seat through the ratchet, so that the steel cable is prevented from displacing.
Furthermore, hand screws are fixedly arranged at the upper end of the internal thread pipe and the right end of the adjusting screw rod; the internal thread pipe and the adjusting screw rod are screwed by hand to rotate, so that the adjustment is simpler and more convenient.
The working principle of the invention is as follows: when the embedded screw and the embedded plate are poured on the concrete of the building ground, the embedded screw and the embedded plate are embedded in the ground, then the supporting beam is sleeved on the embedded screw and fixed through the internal thread pipe, the fixture block is inserted in the clamping groove while the internal thread pipe is rotated, then the internal thread pipe is rotated until the lower end of the internal thread pipe is in contact with the upper side surface of the supporting beam, the bottom plate and the protective guard are fixed on the supporting beam, the angle steel support piece is fixed on the building outer wall through the expansion screw, the rubber support supports the supporting beam in a damping mode, when the supporting beam overturns, the pressure of the supporting beam on the rubber support is increased, when the pressure sensor detects that the pressure value is larger than a set value, the electric push rod is opened through the external power supply and the external controller, the electric push rod is shortened, the limiting rod moves downwards, so that the adjusting block rapidly moves leftwards under the action of reverse compression force of the spring, the telescopic protective cover covers the whole bottom plate, and personnel and articles on the bottom plate are prevented from falling due to the fact that the bottom plate is inclined.
After adopting the structure, the invention has the beneficial effects that:
1. the embedded plate is provided with a clamping groove, the sleeve is provided with a clamping block, and the connecting force between the supporting beam and the building is increased through a self-locking structure between the clamping groove and the clamping block;
2. the bottom of the supporting beam is supported through the angle steel supporting piece and the rubber support arranged on the angle steel supporting piece, and meanwhile, the supporting beam is damped and buffered;
3. the pressure sensor monitors the overturning change of the supporting beam, is convenient for triggering the overturning prevention mechanism and is convenient for protecting the articles on the unloading platform in time.
Drawings
FIG. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a right side view of fig. 1.
Fig. 3 is an enlarged view of a portion a in fig. 1.
Fig. 4 is an enlarged view of a portion B in fig. 1.
Fig. 5 is an enlarged view of a portion C in fig. 1.
Fig. 6 is a schematic structural diagram of the prefabricated plate, the clamping groove, the clamping block and the sleeve of the invention.
Description of reference numerals:
the device comprises an embedded plate 1, an embedded screw 2, a clamping groove 3, a supporting beam 4, an internal threaded pipe 5, a hand screw 6, a sleeve 7, a clamping block 8, a bottom plate 9, a protective guard 10, an overturn prevention mechanism 11, a limiting plate 11-1, a guide rail 11-2, an adjusting block 11-3, a spring 11-4, a gantry 11-5, a telescopic protective cover 11-6, an electric push rod 11-7, a limiting rod 11-8, a limiting groove 11-9, an expansion screw 11-10, an angle steel supporting piece 11-11, a rubber support 11-12, a pressure sensor 11-13, a base plate 12, an electric suction cup 13, a first fixing buckle 14, a second fixing buckle 15, a steel cable 16, a clamping plate 17, a clamping seat 18, a pressing plate 19, a ratchet 20, an adjusting screw 21 and a guide rod 22.
The specific implementation mode is as follows:
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.
As shown in fig. 1 to fig. 6, the following technical solutions are adopted in the present embodiment: the anti-overturning device comprises a supporting beam 4, an embedded screw 2, an embedded plate 1, a protective guard 10, an anti-overturning mechanism 11, an internal threaded pipe 5, a clamping groove 3, a clamping block 8, a bottom plate 9 and a sleeve 7; the front side and the rear side of the ground in a building are fixedly provided with an embedded plate 1 and two embedded screws 2 from left to right in sequence, the embedded plate 1 and the embedded screws 2 are welded on a reinforcement cage when the building is bound with reinforcements, meanwhile, the lower ends of the embedded plate 1 and the embedded screws 2 are both poured on the ground in the building, the right side wall of the embedded plate 1 is fixedly welded with a clamping groove 3, the inner ends of a supporting beam 4 are respectively sleeved on the two embedded screws 2, after the upper end of the embedded screw 2 passes through the supporting beam 4, an internal thread pipe 5 is arranged through a thread rotating sleeve, the outer side of the internal thread pipe 5 on the left side is movably sleeved with a sleeve 7, the outer side wall of the sleeve 7 is fixedly welded with a clamping block 8, and the clamping block 8 is movably clamped in the clamping groove 3; the lower end of the internal threaded pipe 5 is sleeved with a backing plate 12 through a bearing rotating sleeve, the inner side wall of the bearing is fixedly welded with the internal threaded pipe 5, the outer side wall of the bearing is fixedly welded with the inside of the backing plate 12, and the lower side surface of the backing plate 12 is abutted to the upper side surface of the supporting beam 4; the backing plate 12 increases the contact area between the sleeve 7 and the upper side surface of the support beam 4, disperses the pressure intensity and reduces the bending deformation generated by the embedded screw 2; a bottom plate 9 is fixedly welded on the end part of the support beam 4 extending outside the building, and guard rails 10 are vertically and fixedly welded on the front side, the rear side and the right side of the upper side of the bottom plate 9;
the overturn preventing mechanism 11 comprises a limiting plate 11-1, a gantry 11-5, a telescopic protective cover 11-6, an adjusting block 11-3, a spring 11-4, a guide rail 11-2, an angle iron supporting piece 11-11, an expansion screw 11-10, a rubber support 11-12 and a pressure sensor 11-13; a limiting plate 11-1 is vertically and fixedly arranged on the right side of the top surface of the protective guard 10, guide rails 11-2 are fixedly arranged on the protective guard 10 on the front side and the rear side of the left side of the limiting plate 11-1 through bolts, a plurality of adjusting blocks 11-3 are arranged on the guide rails 11-2 on the front side and the rear side in a left-right sliding manner, springs 11-4 are fixedly welded among the adjusting blocks 11-3 and between the adjusting blocks 11-1, door frames 11-5 are fixedly welded on the adjusting blocks 11-3 corresponding to the front side and the rear side, and telescopic protective covers 11-6 are fixedly arranged between the adjacent door frames 11-5 and between the door frame 11-5 on the rightmost side and the limiting plate 11-1 through bolts; an electric push rod 11-7 with the model number of smr-300 is fixedly arranged on the bottom surface of the guide rail 11-2 through a bracket and a bolt, the output end of the electric push rod 11-7 penetrates through the bottom surface of the guide rail 11-2 and then is fixedly connected with the lower end of a limiting rod 11-8 through the bolt, the upper end of the limiting rod 11-8 is movably embedded in a limiting groove 11-9 formed in the inner side wall of the guide rail 11-2, and the limiting rod 11-8 and the adjusting block 11-3 at the leftmost side are in limiting arrangement; an electric suction cup 13 is fixedly embedded in the inner side wall of the left end of the guide rail 11-2 through a bolt, the electric suction cup 13 adopts an electromagnet with the model being XDA-40/25, the electric suction cup 13 and the adjusting block 11-3 are arranged correspondingly, and the electric suction cup 13 is connected with an external power supply; after the electric sucker 13 is electrified, magnetic attraction is generated to attract the adjusting block 11-3, the position of the adjusting block 11-3 is fixed, and the stability of the gantry 11-5 is improved; an angle steel support 11-11 is fixedly arranged on the building outer wall on the lower side of the support beam 4 through expansion screws 11-10, rubber supports 11-12 are fixedly arranged on the top surfaces of the horizontal ends of the angle steel support 11-11 through bolts, the rubber supports 11-12 are identical to a buffer support for a bridge in the prior art in structure and principle, the top surfaces of the rubber supports 11-12 are arranged in a manner of being abutted against the bottom surface of the support beam 4, pressure sensors 11-13 are fixedly arranged inside the rubber supports 11-12 through bolts, and the pressure sensors 11-13 are connected with an external power supply and a controller;
a first fixing buckle 14 is embedded in the building outer wall on the upper side of the guide rail 11-2, a second fixing buckle 15 is fixedly welded on the outer side wall of each of the support beams 4 on the front side and the rear side, one end of a steel cable 16 is fixedly bound on the second fixing buckle 15, the other end of the steel cable 16 penetrates through the first fixing buckle 14 and then is fixedly connected with a clamping plate 17, and the clamping plate 17 is clamped with the first fixing buckle 14; when the bottom plate 9 overturns, the clamping plate 17 is clamped on the first fixing buckle 14, and the steel cable 16 pulls the support beam 4; a clamping seat 18 is fixedly arranged on the building outer wall on the lower side of the first fixing buckle 14 through bolts, a pressing plate 19 is movably arranged in the middle of the clamping seat 18, a steel cable 16 penetrates between the clamping seat 18 and the pressing plate 19, ratchets 20 are uniformly formed on the inner side walls of the clamping seat 18 on the left side and the right side of the steel cable 16 and the side walls of the pressing plate 19 in a whole body mode, and the ratchets 20 are clamped on the outer side wall of the steel cable 16; the middle part of the right side wall of the pressure plate 19 is vertically and rotatably provided with an adjusting screw 21 through a bearing, and the right end of the adjusting screw 21 extends to the right side of the clamping seat 18 after rotating to penetrate through the right side wall of the clamping seat 18 through threads; a guide rod 22 is vertically and fixedly welded on the pressure plate 19 at the upper side and the lower side of the adjusting screw 21, the right end of the guide rod 22 is movably arranged on the right side wall of the pressure plate 19 in a penetrating way, and a flange at the right end of the guide rod 22 is limited with the clamping seat 18; rotating the adjusting screw 21 to clamp the cable 16 between the pressing plate 19 and the clamping seat 18 through the ratchet 20 to prevent the cable 16 from generating displacement; hand screws 6 are fixedly welded at the upper end of the internal threaded pipe 5 and the right end of the adjusting screw 21; the inner threaded pipe 5 and the adjusting screw 21 are rotated by screwing 6 by hand, so that the adjustment is simpler and more convenient.
The working principle of the specific embodiment is as follows: when concrete of the building ground is poured, the embedded screw 2 and the embedded plate 1 are embedded in the ground, then the supporting beam 4 is sleeved on the embedded screw 2 and fixed through the internal thread pipe 5, the fixture block 8 is inserted in the clamping groove 3 while the internal thread pipe 5 is rotated, then the internal thread pipe 5 is rotated until the lower end of the internal thread pipe is in contact with the upper side surface of the supporting beam 4, the bottom plate 9 and the guard rail 10 are fixed on the supporting beam 4, the angle steel supporting piece 11-11 is fixed on the building outer wall through the expansion screw 11-10, the supporting beam 4 is supported by the rubber support 11-12 in a damping way, when the supporting beam 4 topples, the pressure of the supporting beam 4 on the rubber support 11-12 is increased, and when the pressure sensor 11-13 detects that the pressure value is greater than a set value, the electric push rod 11-7 is opened through an external power supply and an external controller, the electric push rod 11-7 is shortened, the limiting rod 11-8 moves downwards, so that the adjusting block 11-3 moves leftwards rapidly under the action of reverse compression force of the spring 11-4, the telescopic protective cover 11-6 is covered above the whole bottom plate 9, and people and articles on the bottom plate 9 are prevented from falling off due to the fact that the bottom plate 9 inclines.
After adopting above-mentioned structure, this embodiment's beneficial effect is as follows:
1. the embedded plate 1 is provided with a clamping groove 3, the sleeve 7 is provided with a clamping block 8, and the connecting force between the supporting beam 4 and the building is increased through a self-locking structure between the clamping groove 3 and the clamping block 8;
2. the bottom of the support beam 4 is supported through the angle steel supporting piece 11-11 and the rubber support 11-12 arranged on the angle steel supporting piece, and meanwhile, the support beam 4 is damped and buffered;
3. the pressure sensors 11-13 monitor the overturning change of the supporting beam 4, so that the overturning-prevention mechanism 11 is conveniently triggered, and articles on the unloading platform are conveniently protected in time.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes in the embodiments and/or modifications of the invention can be made, and equivalents and modifications of some features of the invention can be made without departing from the spirit and scope of the invention.
Claims (1)
1. The utility model provides a formula of preventing toppling over of auto-lock platform of unloading for construction which characterized in that: the anti-overturning device comprises a supporting beam (4), an embedded screw (2), an embedded plate (1), a protective guard (10), an anti-overturning mechanism (11), an internal threaded pipe (5), a clamping groove (3), a clamping block (8), a bottom plate (9) and a sleeve (7); the building is characterized in that a pre-embedded plate (1) and two pre-embedded screws (2) are fixedly arranged on the front side and the rear side of the ground in a building from left to right in sequence, a clamping groove (3) is fixedly arranged on the right side wall of the pre-embedded plate (1), the inner ends of a supporting beam (4) are respectively sleeved on the two pre-embedded screws (2), an internal threaded pipe (5) is arranged at the upper end of each pre-embedded screw (2) after passing through the supporting beam (4) through a threaded rotating sleeve, a sleeve pipe (7) is movably sleeved on the outer side of the pipe (5) on the left side of the internal thread, a clamping block (8) is fixedly arranged on the outer side wall of the sleeve pipe (7), and the clamping block (8) is movably clamped in the clamping groove (3); a bottom plate (9) is fixedly arranged on the end part of the support beam (4) extending outside the building, and guard rails (10) are vertically and fixedly arranged on the front side, the rear side and the right side of the upper side of the bottom plate (9);
the overturn-preventing mechanism (11) comprises a limiting plate (11-1), a gantry (11-5), a telescopic protective cover (11-6), an adjusting block (11-3), a spring (11-4), a guide rail (11-2), an angle steel supporting piece (11-11), an expansion screw (11-10), a rubber support (11-12) and a pressure sensor (11-13); a limiting plate (11-1) is vertically and fixedly arranged on the right side of the top surface of the protective guard (10), guide rails (11-2) are fixedly arranged on the protective guard (10) on the front side and the rear side of the left side of the limiting plate (11-1), a plurality of adjusting blocks (11-3) are arranged on the guide rails (11-2) on the front side and the rear side in a left-and-right sliding mode, springs (11-4) are fixedly arranged between the adjusting blocks (11-3) and the limiting plate (11-1), door frames (11-5) are fixedly arranged on the adjusting blocks (11-3) corresponding to the front side and the rear side, and telescopic protective covers (11-6) are fixedly arranged between the adjacent door frames (11-5) and between the door frame (11-5) on the rightmost side and the limiting plate (11-1); an electric push rod (11-7) is fixedly arranged on the bottom surface of the guide rail (11-2) through a support, the output end of the electric push rod (11-7) penetrates through the bottom surface of the guide rail (11-2) and then is fixedly connected with the lower end of a limiting rod (11-8), the upper end of the limiting rod (11-8) is movably embedded in a limiting groove (11-9) formed in the inner side wall of the guide rail (11-2), and the limiting rod (11-8) and the adjusting block (11-3) at the leftmost side are in limiting arrangement; an angle steel support piece (11-11) is fixedly arranged on the building outer wall on the lower side of the support beam (4) through an expansion screw (11-10), rubber supports (11-12) are fixedly arranged on the top surfaces of the horizontal ends of the angle steel support pieces (11-11), the top surfaces of the rubber supports (11-12) are arranged in a manner of being abutted against the bottom surface of the support beam (4), pressure sensors (11-13) are fixedly arranged inside the rubber supports (11-12), and the pressure sensors (11-13) are connected with an external power supply and a controller;
the lower end of the internal thread pipe (5) is sleeved with a backing plate (12) through a bearing rotating sleeve, and the lower side surface of the backing plate (12) is arranged in a manner of being abutted to the upper side surface of the supporting beam (4); the backing plate (12) increases the contact area between the sleeve (7) and the upper side surface of the supporting beam (4), disperses the pressure intensity and reduces the bending deformation generated by the embedded screw (2);
an electric sucker (13) is fixedly embedded on the inner side wall of the left end of the guide rail (11-2), the electric sucker (13) is arranged corresponding to the position of the adjusting block (11-3), and the electric sucker (13) is connected with an external power supply; after the electric sucker (13) is electrified, magnetic attraction is generated to attract the adjusting block (11-3), the position of the adjusting block (11-3) is fixed, and the stability of the gantry (11-5) is improved;
a first fixing buckle (14) is fixedly arranged on the building outer wall on the upper side of the guide rail (11-2), a second fixing buckle (15) is fixedly arranged on the outer side wall of each of the supporting beams (4) on the front side and the rear side, one end of a steel cable (16) is fixedly arranged on the second fixing buckle (15), the other end of the steel cable (16) penetrates through the first fixing buckle (14) and then is fixedly connected with a clamping plate (17), and the clamping plate (17) is clamped with the first fixing buckle (14); when the bottom plate (9) overturns, the clamping plate (17) is clamped on the first fixing buckle (14), and the steel cable (16) pulls the support beam (4);
a clamping seat (18) is fixedly arranged on the building outer wall on the lower side of the first fixing buckle (14), a pressing plate (19) is movably arranged in the middle of the clamping seat (18), a steel cable (16) penetrates between the clamping seat (18) and the pressing plate (19), ratchets (20) are fixedly arranged on the inner side walls of the clamping seat (18) on the left side and the right side of the steel cable (16) and the side walls of the pressing plate (19), and the ratchets (20) are clamped on the outer side wall of the steel cable (16); the middle part of the right side wall of the pressure plate (19) is vertically and rotatably provided with an adjusting screw rod (21) through a bearing, and the right end of the adjusting screw rod (21) is extended to the right side of the clamping seat (18) after rotating to penetrate through the right side wall of the clamping seat (18) through threads; a guide rod (22) is vertically and fixedly arranged on the pressure plate (19) on the upper side and the lower side of the adjusting screw rod (21), the right end of the guide rod (22) is movably arranged on the right side wall of the pressure plate (19) in a penetrating way, and a flange at the right end of the guide rod (22) is limited with the clamping seat (18); rotating an adjusting screw rod (21), clamping the steel cable (16) between a pressure plate (19) and a clamping seat (18) through a ratchet (20), and preventing the steel cable (16) from generating displacement;
the upper end of the internal threaded pipe (5) and the right end of the adjusting screw rod (21) are both fixedly provided with a hand screw (6); the internal thread pipe (5) and the adjusting screw rod (21) are rotated by screwing (6) by hand, so that the adjustment is simpler and more convenient;
when concrete of the building ground is poured, the embedded screw (2) and the embedded plate (1) are embedded in the ground, then the supporting beam (4) is sleeved on the embedded screw (2) and fixed through the internal threaded pipe (5), the clamping block (8) is inserted into the clamping groove (3) while the internal threaded pipe (5) is rotated, then the internal threaded pipe (5) is rotated until the lower end of the internal threaded pipe is in contact with the upper side surface of the supporting beam (4), the bottom plate (9) and the protective guard (10) are fixed on the supporting beam (4), the angle steel supporting piece (11-11) is fixed on the building outer wall through the expansion screw (11-10), the supporting beam (4) is subjected to shock absorption supporting through the rubber support (11-12), when the supporting beam (4) topples, the supporting beam (4) increases the pressure on the rubber support (11-12), when the pressure sensor (11-13) detects that the pressure value is larger than a set value, the electric push rod (11-7) is opened through an external power supply and an external controller, the electric push rod (11-7) is shortened, the limiting rod (11-8) moves downwards, so that the adjusting block (11-3) rapidly moves leftwards under the action of reverse compression force of the spring (11-4), the telescopic protective cover (11-6) covers the whole bottom plate (9), and personnel and articles on the bottom plate (9) are prevented from falling off due to the fact that the bottom plate (9) is inclined.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
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| CN113774802B (en) * | 2021-09-17 | 2023-01-24 | 黑龙江省龙建路桥第五工程有限公司 | Cast-in-place box girder edge protection structure and construction method |
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