CN113585711A - Safe anti-falling device for climbing formwork - Google Patents
Safe anti-falling device for climbing formwork Download PDFInfo
- Publication number
- CN113585711A CN113585711A CN202110914422.XA CN202110914422A CN113585711A CN 113585711 A CN113585711 A CN 113585711A CN 202110914422 A CN202110914422 A CN 202110914422A CN 113585711 A CN113585711 A CN 113585711A
- Authority
- CN
- China
- Prior art keywords
- side wall
- creeping formwork
- extrusion screw
- rod
- angle steel
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Images
Classifications
-
- 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
- E04G5/00—Component parts or accessories for scaffolds
- E04G5/001—Safety or protective measures against falling down relating to scaffoldings
-
- 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
- E04G11/00—Forms, shutterings, or falsework for making walls, floors, ceilings, or roofs
- E04G11/06—Forms, shutterings, or falsework for making walls, floors, ceilings, or roofs for walls, e.g. curved end panels for wall shutterings; filler elements for wall shutterings; shutterings for vertical ducts
- E04G11/20—Movable forms; Movable forms for moulding cylindrical, conical or hyperbolical structures; Templates serving as forms for positioning blocks or the like
- E04G11/28—Climbing forms, i.e. forms which are not in contact with the poured concrete during lifting from layer to layer and which are anchored in the hardened concrete
-
- 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
- E04G3/00—Scaffolds essentially supported by building constructions, e.g. adjustable in height
- E04G3/28—Mobile scaffolds; Scaffolds with mobile platforms
-
- 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
- E04G3/00—Scaffolds essentially supported by building constructions, e.g. adjustable in height
- E04G3/28—Mobile scaffolds; Scaffolds with mobile platforms
- E04G2003/286—Mobile scaffolds; Scaffolds with mobile platforms mobile vertically
Abstract
The invention discloses a creeping formwork safety anti-falling device which comprises a creeping formwork pier stud and a creeping formwork scaffold sleeved in the creeping formwork pier stud, wherein the side wall of the bottom end of the creeping formwork scaffold is fixedly connected with a plurality of angle steel pieces through bolts, the angle steel pieces are sequentially arranged at equal intervals along each direction of the creeping formwork pier stud, an anti-falling auxiliary mechanism is arranged on each angle steel piece, the anti-falling auxiliary mechanism comprises an extrusion screw rod, the extrusion screw rod is used for ensuring that the extrusion screw rod always extrudes and locks the side wall of the creeping formwork pier stud when the creeping formwork scaffold is vibrated in each direction, the anti-falling auxiliary mechanism also comprises a working assembly, the working assembly comprises two supporting plates, a worm wheel, a support pin and an L-shaped support, the two supporting plates are arranged in an up-down parallel mode, and the worm is rotatably connected between the two supporting plates. The invention relates to the technical field of building construction equipment, and the creeping formwork safety anti-falling device can protect a creeping formwork scaffold under the double anti-falling effect, so that the personal safety of constructors is effectively ensured.
Description
Technical Field
The invention relates to the technical field of building construction equipment, in particular to a safe anti-falling device for a creeping formwork.
Background
The climbing form is a short name of the climbing form and is also called as the jumping form abroad. The climbing device consists of three parts, namely a climbing template, a climbing frame (or the climbing template does not have the climbing frame) and climbing equipment, and is an effective tool in constructing high-rise structures such as a shear wall system, a cylinder system, a pier and the like. Because of the self-climbing capability, the hoisting of hoisting machinery is not needed, and the hoisting workload of the transport machinery in construction is reduced.
In the existing anti-falling design of the creeping formwork, a diagonal spring or a telescopic rod with resilience is arranged on profile steel, so that friction is improved by utilizing horizontal component force to carry out self-locking when the creeping formwork descends, but in the field construction process, particularly in the position of a high layer or an ultra-high layer, wind power is large and the direction is unstable, so that the pressure applied to the creeping formwork comes from each uncertain direction, the vibration of the creeping formwork is uncertain, the creeping formwork cannot be completely locked when jolting, a very short non-contact weightlessness stage can occur, the phenomenon of downward sliding can occur, and further the life safety of field constructors is threatened;
in addition, after the creeping formwork is advanced, constructors can adopt a bolt-beating locking measure to prevent the creeping formwork from moving downwards integrally, but the bolts can be bent and loosened to different degrees due to vibration, and need to be disassembled before subsequent advancing, wherein the disassembling difficulty is high, and the construction efficiency is reduced.
Therefore, we propose a climbing formwork safety anti-falling device to solve the above problems.
Disclosure of Invention
The invention aims to solve the problems in the prior art and provides a climbing formwork safety anti-falling device.
In order to achieve the purpose, the invention adopts the following technical scheme:
a creeping formwork safety anti-falling device comprises a creeping formwork pier stud and a creeping formwork scaffold sleeved in the creeping formwork pier stud, wherein the side wall of the bottom end of the creeping formwork scaffold is fixedly connected with a plurality of angle steel pieces through bolts, the angle steel pieces are sequentially arranged at equal intervals along all directions of the creeping formwork pier stud, and anti-falling auxiliary mechanisms are arranged on the angle steel pieces and comprise extrusion screw rods, so that when the creeping formwork pier stud is vibrated in all directions, the extrusion screw rods are guaranteed to extrude and lock the side wall of the creeping formwork pier stud all the time;
the anti-falling auxiliary mechanism further comprises a working assembly, the working assembly comprises two supporting plates, a worm wheel, a support pin and an L-shaped support, the two supporting plates are arranged in an up-down parallel mode, the worm is connected between the two supporting plates in a rotating mode, the L-shaped support is welded on the side wall of the angle steel piece, a worm wheel frame is arranged on the side wall of the L-shaped support, the worm wheel is installed on the worm wheel frame in a rotating mode, the extrusion screw penetrates through a center hole of the worm wheel to be arranged, a support pin reset assembly is arranged on one side of the worm wheel and used for controlling the support pin to move horizontally, the support pin always abuts against a thread groove of the extrusion screw in an initial state, an extrusion screw reset assembly is further arranged on the L-shaped support and used for controlling the extrusion screw to move along the axial direction of the extrusion screw, and a trigger assembly is further arranged at the lower end of the angle steel piece and used for driving the worm to rotate.
Preferably, the trigger subassembly includes L shape trigger bar, conical cover, connecting rod, first extrusion spring, helical rack mounting bracket, helical rack, gear and dead lever, the connecting rod slides the lateral wall that runs through the dead lever, the one end fixedly connected with conical cover of connecting rod, and the other end fixedly connected with helical rack mounting bracket of connecting rod, the outside cover of connecting rod is equipped with first extrusion spring, and just the both ends of first extrusion spring offset with the lateral wall of conical cover and dead lever respectively, the inner wall fixed connection of helical rack through a plurality of second extrusion springs and helical rack mounting bracket, gear and helical gear meshing set up, and gear and the coaxial setting of worm, the vertical end of L shape trigger bar and the bottom welded fastening of angle bar spare, and the horizontal end of L shape trigger bar offsets with the inner wall of conical cover.
Preferably, the offset reset assembly includes electro-magnet, magnet and a reset spring, electro-magnet and magnet set up relatively, wherein the electro-magnet is fixed to be set up on the lateral wall of worm wheel, the fixed cover of magnet is established on the outer wall of offset, the one end of offset slides the lateral wall setting that runs through the electro-magnet, between electro-magnet and the magnet the outside cover of offset is equipped with a reset spring.
Preferably, the extrusion screw reset assembly includes spacing ring, two T shape guide arms and second reset spring, the spacing groove has been seted up on the one end outside of extrusion screw, the cover is equipped with the spacing ring in the spacing groove, and the extrusion screw runs through the lateral wall setting of angle steel spare completely, two the T shape guide arm runs through the lateral wall of spacing ring and with the lateral wall fixed connection of L shape support, two the outside of T shape guide arm all is overlapped and is equipped with second reset spring, and second reset spring's both ends respectively with the lateral wall counterbalance setting of T shape guide arm and L shape support.
Preferably, a fixing ball is fixedly arranged at the transverse end of the L-shaped trigger rod and is abutted against the inner wall of the conical cover.
Preferably, the creeping formwork scaffold includes four stands, fixed plate, movable plate, slide bar, slide rail and bottom plate, the outside at the creeping formwork pier stud is established to the bottom plate cover, the fixed welding in four corners of bottom plate has four stands, and equal fixed welding has two fixed plates between two liang of stands, the through-hole that a plurality of arrays were arranged is run through to the fixed plate, between two fixed plate cracks the slide rail has been seted up to the symmetry on the lateral wall of stand, and sliding connection has the slide bar, two in the slide rail fixedly connected with movable plate between the slide bar is located the inboard be provided with the light curtain sensor on the lateral wall of fixed plate, and the light curtain sensor with the corresponding setting in slide rail top.
Preferably, a handle is welded on the side wall of the uppermost end of the moving plate, and a rubber protective sleeve is wrapped on the handle.
Preferably, a plurality of grooves are arranged on the side wall of one side of the moving plate close to the inner side fixing plate at equal intervals.
Compared with the prior art, the invention has the beneficial effects that:
1. according to the anti-falling auxiliary mechanism, after the climbing formwork scaffold is subjected to wind power in different directions, the angle steel piece generates irregular vibration, and under the matching action of the L-shaped trigger rod and the conical cover, no matter what direction the vibration comes from, the inclined rack is driven to be meshed with the gear, so that the force transmission direction is not limited;
2. according to the invention, the worm wheel, the worm, the extrusion screw rod, the offset and other connecting components are arranged, the worm is driven to rotate through the gear, and then the worm wheel is driven to rotate;
3. through setting up the fixed plate, the movable plate, adapting unit such as light curtain sensor, when the movable plate is located between the fixed plate, creeping formwork scaffold closed all around this moment, under the effect that receives the wind force, the part that meets creeping formwork scaffold can be blockked, and its lower extreme normally passes through, according to the hydrodynamics principle, the faster pressure that presses of wind speed is less, thereby form the pressure difference at creeping formwork scaffold lower extreme, and then can give creeping formwork scaffold decurrent pulling force, cooperate the oblique pull spring that has the setting, can have a horizontal wind-force to extrude the creeping formwork pier throughout in the stage that need not climb certainly, thereby carry out secondary protection to creeping formwork scaffold, further prevent its tenesmus.
Drawings
FIG. 1 is a schematic view of the general assembly structure of a climbing formwork safety anti-falling device according to the present invention;
FIG. 2 is a schematic structural view of a climbing formwork scaffold of the climbing formwork safety anti-falling device according to the present invention;
FIG. 3 is an enlarged schematic view of the structure at A in FIG. 2;
FIG. 4 is a schematic side view of the anti-falling auxiliary mechanism of the climbing formwork safety anti-falling device according to the present invention;
FIG. 5 is a front view of the anti-falling auxiliary mechanism of the climbing formwork safety anti-falling device according to the present invention;
FIG. 6 is an enlarged view of the structure at B in FIG. 5;
FIG. 7 is a schematic structural view of a triggering assembly of the climbing form safety fall arrest device in accordance with the present invention;
fig. 8 is a schematic structural diagram of the working assembly of the safety anti-falling device for the climbing formwork provided by the invention.
In the figure: 1. climbing formwork pier columns; 2. climbing formwork scaffold; 201. a column; 202. a fixing plate; 2021. a through hole; 203. moving the plate; 2031. a handle; 2032. digging grooves; 204. a slide bar; 205. a slide rail; 206. a base plate; 3. a light curtain sensor; 4. an angle steel member; 5. an L-shaped trigger lever; 6. a conical cover; 7. a connecting rod; 8. a first pressing spring; 9. a helical rack mounting bracket; 10. a helical rack; 11. a gear; 12. fixing the rod; 13. a support plate; 14. extruding the screw; 15. a worm; 16. a worm gear; 17. a limiting ring; 18. a T-shaped guide rod; 19. a second return spring; 20. offsetting; 21. an electromagnet; 22. a magnet; 23. an L-shaped bracket; 2301. a worm wheel frame.
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.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
Referring to fig. 1-8, a climbing formwork safety anti-falling device comprises a climbing formwork pier stud 1 and a climbing formwork scaffold 2 sleeved in the climbing formwork pier stud 1, wherein the side wall of the bottom end of the climbing formwork scaffold 2 is fixedly connected with a plurality of angle steel pieces 4 through bolts and sequentially arranged along each direction of the climbing formwork pier stud 1 at equal intervals, and an anti-falling auxiliary mechanism is arranged on each angle steel piece 4 and comprises an extrusion screw 14, so that when the climbing formwork scaffold 2 is vibrated in each direction, the extrusion screw 14 is guaranteed to extrude and lock the side wall of the climbing formwork pier stud 1 all the time;
the anti-falling auxiliary mechanism further comprises a working assembly, the working assembly comprises two support plates 13 arranged in parallel up and down, a worm 15, a worm wheel 16, a counter 20 and an L-shaped bracket 23, the worm 15 is rotatably connected between the two support plates 13, the L-shaped bracket 23 is welded on the side wall of the angle steel part 4, a worm wheel frame 2301 is arranged on the side wall of the L-shaped bracket 23, the worm wheel 16 is rotatably installed on the worm wheel frame 2301, it should be noted that the front end face and the rear end face of the worm wheel 16 are provided with convex edges, the worm wheel frame 2301 is provided with grooves matched with the convex edges, so that the worm wheel 16 can be quickly positioned and assembled, the extrusion screw 14 penetrates through the central hole of the worm wheel 16, the extrusion screw 14 is not in contact with the central hole of the worm wheel 16, one side of the worm wheel 16 is provided with a counter reset assembly for controlling the horizontal movement of the counter 20, the counter 20 is always in a state to be in abutment with the thread groove of the extrusion screw 14, the L-shaped bracket 23 is also provided with an extrusion screw resetting component for controlling the axial movement of the extrusion screw 14, and the lower end of the angle steel piece 4 is also provided with a triggering component for driving the rotation of the worm 15.
Specifically, referring to fig. 4 to 8, the trigger assembly includes an L-shaped trigger rod 5, a conical cover 6, a connecting rod 7, a first extrusion spring 8, a helical rack mounting bracket 9, a helical rack 10, a gear 11 and a fixing rod 12, the connecting rod 7 slidably penetrates through a side wall of the fixing rod 12, one end of the connecting rod 7 is fixedly connected with the conical cover 6, the other end of the connecting rod 7 is fixedly connected with the helical rack mounting bracket 9, the outer side of the connecting rod 7 is sleeved with the first extrusion spring 8, two ends of the first extrusion spring 8 respectively abut against the conical cover 6 and the side wall of the fixing rod 12, the helical rack 10 is fixedly connected with the inner wall of the helical rack mounting bracket 9 through a plurality of second extrusion springs, the gear 11 is meshed with the helical gear 10, the gear 11 is coaxially arranged with a worm 15, a vertical end of the L-shaped trigger rod 5 is welded and fixed to the bottom of the angle steel piece 4, and a transverse end of the L-shaped trigger rod 5 abuts against the inner wall of the conical cover 6, wherein the L-shaped trigger lever 5 is arranged with its lateral end aligned with the center of the conical cover 6 at the initial stage.
When the climbing formwork scaffold 2 is influenced by upper wind power, the climbing formwork scaffold 2 and the angle steel piece 4 are vibrated in different directions, force is transmitted to the L-shaped trigger rod 5 from all directions, the L-shaped trigger rod is enabled to deviate at the center position of the inner wall of the conical cover 6, the conical cover 6 can be extruded, the connecting rod 7 is forced to move towards one side of the inclined rack mounting frame 9, the inclined rack 10 is meshed with the gear 11 at the moment, the gear 11 and the worm 15 are coaxially arranged, the worm 15 rotates along with the inclined rack, and the worm wheel 16 rotates along with the inclined rack due to the meshing relation of the worm 15 and the worm wheel 16.
Specifically, referring to fig. 5 and 8, the offset resetting component includes an electromagnet 21, a magnet 22 and a first resetting spring 24, the electromagnet 21 and the magnet 22 are arranged oppositely, wherein the electromagnet 21 is fixedly arranged on the side wall of the worm wheel 16, the magnet 22 is fixedly sleeved on the outer wall of the offset 20, one end of the offset 20 is arranged to slide through the side wall of the electromagnet 21, and the first resetting spring 24 is sleeved on the outer side of the offset 20 between the electromagnet 21 and the magnet 22.
When the climbing formwork pier column is in operation, the electromagnet 21 is arranged on the side wall of the worm wheel 16, the rotation of the worm wheel 16 can drive the offset 20 to rotate along the circumferential direction, and the offset 20 is abutted to the thread groove of the extrusion screw 14, so that the extrusion screw 14 is fed along the axial direction of the extrusion screw, the extrusion screw 14 can be driven to gradually penetrate through the side wall of the angle steel part 4 and extrude the side wall of the climbing formwork pier column 1, vibration generated in different directions under the action of wind power is transmitted through triggering of the L-shaped trigger rod 5, the extrusion screw 14 acts immediately, the side wall of the climbing formwork pier column 1 is abutted to be pressed, and the climbing formwork scaffold 2 is prevented from sliding downwards;
when the creeping formwork carries out the operation of climbing certainly, need start electromagnet 21, under the electromagnetic characteristic of 21 circular telegrams of electro-magnet, can attract magnet 22, even make offset 20 withdraw from the thread groove of extrusion screw 14, then cancel offset 20 to the limiting displacement of extrusion screw 24, whole stage all need not be fixed spacingly by beating the bolt on creeping formwork pier stud 1, improves the efficiency of climbing certainly of creeping formwork, simplifies the process.
Specifically, referring to fig. 5-6 and 8, the extrusion screw reset assembly includes a limiting ring 17, two T-shaped guide rods 18 and a second reset spring 19, a limiting groove is formed in an outer side of one end of the extrusion screw 14, the limiting ring 17 is sleeved in the limiting groove, the extrusion screw 14 completely penetrates through a side wall of the angle steel part 4, the two T-shaped guide rods 18 penetrate through a side wall of the limiting ring 17 and are fixedly connected with a side wall of the L-shaped support 23, the second reset spring 19 is sleeved on outer sides of the two T-shaped guide rods 18, and two ends of the second reset spring 19 are respectively abutted to side walls of the T-shaped guide rods 18 and the L-shaped support 23.
When the climbing formwork pier column works, after the upper offset 20 loses the limiting effect on the extrusion screw 14, due to the resilience effect of the second return spring 19, the extrusion screw 14 is pulled to retreat along the axial direction of the extrusion screw, and then the extrusion screw 14 does not extrude and limit the side wall of the climbing formwork pier column 1, so that the subsequent self-climbing operation of the climbing formwork is facilitated.
Specifically, referring to fig. 6 to 7, a fixing ball 501 is fixedly arranged at the transverse end of the L-shaped trigger lever 5, and the fixing ball 501 abuts against the inner wall of the conical cover 6.
When the L-shaped trigger bar 5 works, the fixing ball 501 is arranged at the transverse end of the L-shaped trigger bar 5, and the spherical surface is in contact with the inner wall of the conical finder 6, so that friction can be reduced, the friction between the L-shaped trigger bar and the conical finder 6 is reduced, and the service life is prolonged.
Specifically, referring to fig. 1-3, the climbing formwork scaffold 2 includes four uprights 201, a fixing plate 202, a moving plate 203, slide bars 204, slide rails 205 and a bottom plate 206, the bottom plate 206 is sleeved outside the climbing formwork pier 1, four uprights 201 are fixedly welded at four corners of the bottom plate 206, two fixing plates 202 are fixedly welded between every two uprights 201, the fixing plate 202 penetrates through a through hole 2021 formed in a plurality of array arrangements, the slide rails 205 are symmetrically formed in the side walls of the uprights 201 between the two fixing plates 202, the slide bars 204 are connected in the slide rails 205 in a sliding manner, the moving plate 203 is fixedly connected between the two slide bars 204, light curtain sensors 3 are arranged on the side walls of the fixing plates 202 located on the inner side, and the light curtain sensors 3 are arranged corresponding to the uppermost ends of the slide rails 205.
Specifically, referring to fig. 2 to 3, a handle 2031 is welded to the sidewall of the uppermost end of the moving plate 203, and the handle 2031 is wrapped with a rubber protective sleeve, which can provide a pulling fulcrum and facilitate the pulling out of the moving plate 203.
Specifically, referring to fig. 2-3, a plurality of notches 2032 are formed on the sidewall of the moving plate 203 close to the inner fixing plate 202 at equal intervals, so that an operator can move the moving plate 203 up step by step.
When the climbing formwork needs to perform self-climbing operation during working, the moving plates 203 around the climbing formwork scaffold 2 are pulled upwards and are turned to be in a state of being horizontal to the climbing formwork pier stud 1, the light curtain sensor 3 detects that the sliding rod 204 reaches the uppermost end of the sliding rail 205, then the electromagnet 21 is powered off, the offset 20 extends into the thread groove of the extrusion screw 14 under the resilience effect of the first return spring 24, and the moving action of the extrusion screw 14 is always prepared under the influence of subsequent wind power, which is described in detail above and is not repeated again;
when the climbing formwork scaffold 2 reaches the preset height, the moving plate 203 is retracted into the two fixed plates 202, thereby the whole creeping formwork scaffold 2 forms a space state with closed periphery, and can protect the inner constructors, in addition, because the wind blows to the side wall of the climbing formwork scaffold 2, the side wall at the periphery is closed, the wind is subjected to resistance, and the wind at the lower side of the climbing formwork scaffold 2 does not block the passage, due to the fluid pressure principle, the pressure intensity is smaller when the wind speed is faster, so that the pressure intensity difference is formed between the climbing formwork scaffold 2 and the lower layer and is positioned at the upper end of the climbing formwork scaffold 2, because the upper end of the climbing formwork scaffold 2 is open, the pressure intensity formed by the upper end is uniform, and the climbing formwork scaffold 2 is forced downwards, and then cooperate with the existing tension spring part that sets up obliquely in the angle-bar 4, provide a reliable horizontal split force to act on the climbing formwork pier stud 1, further guarantee the climbing formwork scaffold 2 will not take place the phenomenon of slipping downward;
it should be noted that, when the movable plate 203 is pulled out and turned to a state horizontal to the climbing formwork pier stud 1, and the climbing formwork scaffold 2 is in a hollow state, the wind speed is approximately the same through each place, so that an obvious pressure difference is not generated, and the subsequent self-climbing operation of the climbing formwork is facilitated.
In addition, it should be noted that when the moving plate 203 is drawn out, the constructors located below the creeping formwork pier stud 1 can be reminded in time to keep away from the construction area, because the creeping formwork and the creeping formwork scaffold 2 thereof need to perform self-climbing operation, and meanwhile, if the self-climbing stage is finished, the constructors can be reminded mutually to withdraw the moving plate 203 in time.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (8)
1. A creeping formwork safety anti-falling device comprises a creeping formwork pier column (1) and a creeping formwork scaffold (2) sleeved in the creeping formwork pier column (1), and is characterized in that the side wall of the bottom end of the creeping formwork scaffold (2) is fixedly connected with a plurality of angle steel pieces (4) through bolts, the angle steel pieces (4) are sequentially arranged at equal intervals along each direction of the creeping formwork pier column (1), and the anti-falling auxiliary mechanism comprises an extrusion screw (14) and is used for ensuring that the extrusion screw (14) always extrudes and locks the side wall of the creeping formwork pier column (1) when the creeping formwork scaffold (2) is vibrated in each direction;
the anti-falling auxiliary mechanism further comprises a working assembly, the working assembly comprises two support plates (13) which are arranged in parallel up and down, a worm (15), a worm wheel (16), a offsetting pin (20) and an L-shaped support (23), the worm (15) is rotatably connected between the two support plates (13), the L-shaped support (23) is welded on the side wall of the angle steel piece (4), a worm wheel frame (2301) is arranged on the side wall of the L-shaped support (23), the worm wheel (16) is rotatably installed on the worm wheel frame (2301), the extrusion screw (14) penetrates through a central hole of the worm wheel (16), an offsetting pin reset assembly is arranged on one side of the worm wheel (16) and used for controlling the offsetting pin (20) to move horizontally, the offsetting pin (20) is always abutted against a thread groove of the extrusion screw (14) in an initial state, and an extrusion screw reset assembly is further arranged on the L-shaped support (23), the device is used for controlling the extrusion screw (14) to move along the axial direction of the extrusion screw, and the lower end of the angle steel piece (4) is also provided with a trigger assembly used for driving the rotation of the worm (15).
2. The climbing formwork safety anti-falling device according to claim 1, wherein the trigger assembly comprises an L-shaped trigger rod (5), a conical cover (6), a connecting rod (7), a first extrusion spring (8), a helical rack mounting rack (9), a helical rack (10), a gear (11) and a fixing rod (12), the connecting rod (7) slidably penetrates through the side wall of the fixing rod (12), one end of the connecting rod (7) is fixedly connected with the conical cover (6), the other end of the connecting rod (7) is fixedly connected with the helical rack mounting rack (9), the first extrusion spring (8) is sleeved on the outer side of the connecting rod (7), the two ends of the first extrusion spring (8) respectively abut against the conical cover (6) and the side wall of the fixing rod (12), the helical rack (10) is fixedly connected with the inner wall of the helical rack mounting rack (9) through a plurality of second extrusion springs, the gear (11) and the helical gear (10) are meshed, the gear (11) and the worm (15) are coaxially arranged, the vertical end of the L-shaped trigger rod (5) is fixedly welded with the bottom of the angle steel piece (4), and the transverse end of the L-shaped trigger rod (5) is abutted to the inner wall of the conical cover (6).
3. The climbing formwork safety anti-falling device according to claim 1, wherein the offsetting reset assembly comprises an electromagnet (21), a magnet (22) and a first reset spring (24), the electromagnet (21) and the magnet (22) are oppositely arranged, wherein the electromagnet (21) is fixedly arranged on the side wall of the worm wheel (16), the magnet (22) is fixedly sleeved on the outer wall of the offsetting pin (20), one end of the offsetting pin (20) is arranged to slide through the side wall of the electromagnet (21), and the first reset spring (24) is sleeved on the outer side of the offsetting pin (20) between the electromagnet (21) and the magnet (22).
4. The climbing formwork safety anti-falling device according to claim 1, wherein the extrusion screw rod reset assembly comprises a limiting ring (17), two T-shaped guide rods (18) and a second reset spring (19), a limiting groove is formed in the outer side of one end of the extrusion screw rod (14), the limiting ring (17) is sleeved in the limiting groove, the extrusion screw rod (14) completely penetrates through the side wall of the angle steel piece (4), the two T-shaped guide rods (18) penetrate through the side wall of the limiting ring (17) and are fixedly connected with the side wall of the L-shaped support (23), the second reset spring (19) is sleeved on the outer side of each T-shaped guide rod (18), and the two ends of each second reset spring (19) are respectively abutted to the side walls of the T-shaped guide rods (18) and the L-shaped support (23).
5. The climbing formwork safety anti-falling device according to claim 2, characterized in that a fixing ball (501) is fixedly arranged at the transverse end of the L-shaped trigger rod (5), and the fixing ball (501) is abutted against the inner wall of the conical cover (6).
6. The climbing formwork safety anti-falling device according to claim 1, wherein the climbing formwork scaffold (2) comprises four upright posts (201), a fixing plate (202), a moving plate (203), slide bars (204), slide rails (205) and a bottom plate (206), the bottom plate (206) is sleeved outside the climbing formwork pier posts (1), four upright posts (201) are fixedly welded at four corners of the bottom plate (206), two fixing plates (202) are fixedly welded between every two upright posts (201), the fixing plate (202) is provided with a plurality of through holes (2021) arranged in an array manner in a penetrating manner, the slide rails (205) are symmetrically arranged on the side walls of the upright posts (201) between the cracks of the two fixing plates (202), the slide bars (204) are connected in the slide rails (205) in a sliding manner, the moving plate (203) is fixedly connected between the two slide bars (204), and light curtain sensors (3) are arranged on the side walls of the fixing plates (202) positioned at the inner side, and the light curtain sensor (3) is arranged corresponding to the uppermost end of the sliding rail (205).
7. The climbing formwork safety anti-falling device according to claim 6, wherein a handle (2031) is welded on the uppermost side wall of the moving plate (203), and a rubber protective sleeve is wrapped on the handle (2031).
8. The climbing formwork safety anti-falling device according to claim 6, wherein a plurality of notches (2032) are formed on one side wall of the moving plate (203) close to the inner fixing plate (202) at equal intervals.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110914422.XA CN113585711B (en) | 2021-08-10 | 2021-08-10 | Safe anti-falling device for climbing formwork |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110914422.XA CN113585711B (en) | 2021-08-10 | 2021-08-10 | Safe anti-falling device for climbing formwork |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113585711A true CN113585711A (en) | 2021-11-02 |
| CN113585711B CN113585711B (en) | 2022-06-21 |
Family
ID=78256932
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110914422.XA Active CN113585711B (en) | 2021-08-10 | 2021-08-10 | Safe anti-falling device for climbing formwork |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113585711B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115217320A (en) * | 2022-08-04 | 2022-10-21 | 广西博强建筑科技有限公司 | Intelligent building equipment for building scaffold |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20120279801A1 (en) * | 2009-05-19 | 2012-11-08 | Jonathan Watson | Apparatus and method for providing climb assistance |
| US20140305070A1 (en) * | 2012-06-11 | 2014-10-16 | Zhejiang Construction Engineering Group Co., Ltd. | Constructing method for concrete cylinder of construction steel bar of high-rise steel structure |
| CN203947759U (en) * | 2014-06-05 | 2014-11-19 | 中建六局建设发展有限公司 | A kind of anti-falling structure of lifting gear |
| CN208329598U (en) * | 2018-06-25 | 2019-01-04 | 中国十七冶集团有限公司 | A kind of self-locking anti-fall device of climbing formwork for construction |
| CN210563386U (en) * | 2019-06-24 | 2020-05-19 | 中铁十二局集团建筑安装工程有限公司 | Electric creeping formwork device for building construction |
| CN213626647U (en) * | 2020-09-30 | 2021-07-06 | 中国铁建港航局集团有限公司 | Climbing formwork anti-falling device and climbing formwork |
-
2021
- 2021-08-10 CN CN202110914422.XA patent/CN113585711B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20120279801A1 (en) * | 2009-05-19 | 2012-11-08 | Jonathan Watson | Apparatus and method for providing climb assistance |
| US20140305070A1 (en) * | 2012-06-11 | 2014-10-16 | Zhejiang Construction Engineering Group Co., Ltd. | Constructing method for concrete cylinder of construction steel bar of high-rise steel structure |
| CN203947759U (en) * | 2014-06-05 | 2014-11-19 | 中建六局建设发展有限公司 | A kind of anti-falling structure of lifting gear |
| CN208329598U (en) * | 2018-06-25 | 2019-01-04 | 中国十七冶集团有限公司 | A kind of self-locking anti-fall device of climbing formwork for construction |
| CN210563386U (en) * | 2019-06-24 | 2020-05-19 | 中铁十二局集团建筑安装工程有限公司 | Electric creeping formwork device for building construction |
| CN213626647U (en) * | 2020-09-30 | 2021-07-06 | 中国铁建港航局集团有限公司 | Climbing formwork anti-falling device and climbing formwork |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115217320A (en) * | 2022-08-04 | 2022-10-21 | 广西博强建筑科技有限公司 | Intelligent building equipment for building scaffold |
| CN115217320B (en) * | 2022-08-04 | 2023-06-27 | 广西博强建筑科技有限公司 | Intelligent construction equipment for building scaffold |
Also Published As
| Publication number | Publication date |
|---|---|
| CN113585711B (en) | 2022-06-21 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN107795112A (en) | A kind of high maneuverability external wall aerial work platform structure | |
| CN113585711B (en) | Safe anti-falling device for climbing formwork | |
| CN106906994B (en) | Guide frame climbing type working platform system with nondestructive wall attachment device and construction method thereof | |
| CN215802667U (en) | Steel structure crossbeam | |
| CN115405086B (en) | Falling protector, climbing frame with falling protector and climbing frame control method | |
| CN115182568A (en) | Hydraulic climbing frame and lifting adjusting method | |
| US20150368950A1 (en) | Method and apparatus for a door | |
| CN113356576B (en) | Early-dismantling template supporting device and protecting device | |
| CN112591628B (en) | Lateral tower crane supporting device and using method | |
| CN112727074B (en) | Building machine and building construction method | |
| CN210316467U (en) | Wall-attached climbing scaffold | |
| CN112267481B (en) | Steel cofferdam lowering construction method | |
| CN110939262B (en) | External hanging type external scaffold | |
| CN210682886U (en) | Elevator anti-falling device | |
| CN210289054U (en) | Movable operating platform | |
| CN110666758A (en) | Maintenance workbench for large wing and horizontal stabilizer of airplane | |
| CN115897971B (en) | Scaffold convenient to adjust | |
| CN116335380B (en) | Lifting safety monitoring device and method for climbing scaffold | |
| CN116659886B (en) | Commercial vehicle cab impact test equipment and test method thereof | |
| CN218952749U (en) | Overhanging scaffold with bottom protection structure | |
| CN216472108U (en) | Easy-to-operate vertical lathe lifting operation device | |
| CN210790891U (en) | Maintenance workbench for large wing and horizontal stabilizer of airplane | |
| CN219863980U (en) | Steel construction canopy construction platform | |
| CN220703164U (en) | High-altitude operation safety protection mechanism | |
| CN219931566U (en) | Climbing frame lifting mechanism |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |