CN114086789A - Anti-falling device of building element for building construction - Google Patents
Anti-falling device of building element for building construction Download PDFInfo
- Publication number
- CN114086789A CN114086789A CN202111430969.9A CN202111430969A CN114086789A CN 114086789 A CN114086789 A CN 114086789A CN 202111430969 A CN202111430969 A CN 202111430969A CN 114086789 A CN114086789 A CN 114086789A
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- Prior art keywords
- safety rope
- safety
- building
- wheel
- air pump
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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
- E04G21/32—Safety or protective measures for persons during the construction of buildings
-
- 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
- E04G21/32—Safety or protective measures for persons during the construction of buildings
- E04G21/3204—Safety or protective measures for persons during the construction of buildings against falling down
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Mechanical Engineering (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Emergency Lowering Means (AREA)
Abstract
According to the anti-falling device for the building component for building construction, provided by the embodiment of the invention, the safety rope is matched with the guide wheel, so that the guide wheel is driven by the safety rope to rotate, and the air pump in the pneumatic control system is driven by the main shaft to work while the guide wheel rotates. When the safety rope tip is not hard up to drop, the safety rope rapid movement, and then make the air pump fast turn to produce higher atmospheric pressure, the atmospheric pressure passes through the pipeline and conducts to the piston cylinder body in, make the piston rod of piston cylinder body extend rapidly, the piston rod drives countershaft and safe chucking wheel towards guide pulley direction fast movement simultaneously, then the countershaft card is in the bottom of L type spout, and the safety rope continues to move and drives safe chucking wheel and rotate certain angle, until the chucking portion and the guide pulley chucking safety rope on the safe chucking wheel, make the unable motion of safety rope, in time lock the safety rope position, and then avoid appearing the phenomenon that the high altitude falls.
Description
Technical Field
The invention relates to the field of building construction, in particular to an anti-falling device of a building component for building construction.
Background
The traditional building construction often needs to be carried out on a high-rise building, so that construction workers need to be tied with safety ropes, and construction devices such as hanging baskets, scaffolds and the like also need the safety ropes. Although the ends of the safety ropes are generally fastened firmly, the ends of the safety ropes still have the phenomenon of loosening and falling, so that devices or construction workers for construction such as hanging baskets and scaffolds fall from high altitude, construction accidents are caused, and the safety of the construction workers is damaged.
Disclosure of Invention
The invention aims to provide a falling prevention device for building components for building construction, which is used for solving the technical problem that a device for construction or a constructor falls off easily due to loosening and falling of a safety rope in the traditional building construction process.
In order to achieve the purpose, the invention adopts the technical scheme that: provided is a fall preventing device for a building member for building construction, which comprises:
the support is fixed on the surface of a building, and an L-shaped sliding groove is formed in the support;
the main shaft is rotatably arranged on the bracket;
the guide wheel is arranged on the main shaft, and a safety rope is in sliding fit with the surface of the guide wheel;
the auxiliary shaft is in sliding fit with the L-shaped sliding groove of the support;
the safety clamping wheel is arranged on the auxiliary shaft, and a clamping part is arranged at the outer edge of the safety clamping wheel;
the pneumatic control system comprises an air pump and a piston cylinder body, wherein a pump shaft of the air pump is connected with the main shaft, the piston cylinder body is hinged to the support, a piston rod of the piston cylinder body is connected with the auxiliary shaft through a bearing device, the auxiliary shaft slides under the drive of the piston rod, an output end of the air pump is communicated with the piston cylinder body through a pipeline, and an air leakage valve with an adjustable air outlet size is arranged at the position of an output end of the air pump.
In one embodiment, the gripping part is an arc-shaped projection provided on the outer edge of the safety gripping wheel.
In one embodiment, the gripping surface is provided with a plurality of small points that are convex outward.
In one embodiment, the clamping part is made of a wear-resistant and elastic material.
In one embodiment, the bracket comprises:
a base secured to a building surface by screws;
the installation frame, the installation frame set up in on the base, the installation frame is used for installing main shaft, the countershaft and pneumatic control system.
In one embodiment, the left and right sides of the guide wheel are provided with protruding platforms, the left and right protruding platforms and the middle part of the guide wheel form a limiting groove, and the limiting groove is used for limiting the position of the safety rope.
In one embodiment, the conduit connecting the air pump and the piston cylinder is made of a flexible material.
In one embodiment, the fall preventing device of the building construction member further comprises an elastic member, one end of the elastic member is connected with the bracket, the other end of the elastic member is connected with the safety pinch wheel, and the elastic member is used for limiting the initial state of the safety pinch wheel.
One or more technical solutions described above in the embodiments of the present invention have at least the following technical effects or advantages:
according to the anti-falling device for the building component for building construction, provided by the embodiment of the invention, the safety rope is matched with the guide wheel, so that the guide wheel is driven by the safety rope to rotate, the guide wheel rotates, and meanwhile, the main shaft drives the air pump in the pneumatic control system to work, and under a normal condition, the movement speed of the safety rope is relatively slow, so that a small amount of air pressure generated by the rotation of the air pump can be discharged through the air release valve. When the safety rope tip is not hard up to drop, the safety rope rapid movement, and then make the air pump fast turn to produce higher atmospheric pressure, the atmospheric pressure passes through the pipeline and conducts to the piston cylinder body in, make the piston rod of piston cylinder body extend rapidly, the piston rod drives countershaft and safe chucking wheel towards guide pulley direction fast movement simultaneously, then the countershaft card is in the bottom of L type spout, and the safety rope continues to move and drives safe chucking wheel and rotate certain angle, until the chucking portion and the guide pulley chucking safety rope on the safe chucking wheel, make the unable motion of safety rope, in time lock the safety rope position, and then avoid appearing the phenomenon that the high altitude falls.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed for the embodiments or the prior art descriptions will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.
FIG. 1 is a schematic structural diagram of a fall preventing device for a building element for building construction according to an embodiment of the present invention;
FIG. 2 is an enlarged view of a portion of FIG. 1 at A;
FIG. 3 is a schematic view of the safety device of the construction building element with the safety line secured;
FIG. 4 is a schematic structural diagram of a safety chuck wheel according to an embodiment of the present invention;
FIG. 5 is a schematic view of the safety pulley and the guide pulley locking the safety rope;
FIG. 6 is a schematic view of the auxiliary shaft in the initial position engaged with the L-shaped chute;
FIG. 7 is a schematic view of the engagement of the auxiliary shaft with the L-shaped chute in the extreme position;
fig. 8 is a schematic view of the engagement of the auxiliary shaft with the L-shaped chute in the locked position.
Wherein the respective reference numerals are as follows:
1. a support; 2. a main shaft; 3. a guide wheel; 4. a counter shaft; 5. a safety clamping wheel; 6. a pneumatic control system; 7. an elastic member; 8. a safety rope; 11. a base; 12. a mounting frame; 13. a threaded member; 51. a clamping part; 61. an air pump; 62. a piston cylinder; 63. a pipeline; 121. an L-shaped chute; 611. an air release valve.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are illustrative and intended to be illustrative of the invention and are not to be construed as limiting the invention.
In the description of the present invention, it is to be understood that the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships illustrated in the drawings, and are used merely for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, are not to be construed as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
Referring to fig. 1, an embodiment of the present application provides an anti-falling device for a building element for building construction, including a bracket 1, a main shaft 2, a guide wheel 3, a secondary shaft 4, a safety clamping wheel 5, and a pneumatic control system 6. Wherein, support 1 is fixed in the building surface, is provided with L type spout 121 on support 1. The main shaft 2 is rotatably arranged on the bracket 1. The guide wheel 3 is arranged on the main shaft 2, and the surface of the guide wheel 3 is in sliding fit with a safety rope 8. The auxiliary shaft 4 is slidably fitted in the L-shaped chute 121 of the stand 1. The outer edge of the safety chuck wheel 5 is provided with a chuck part 51 arranged on the auxiliary shaft 4. The pneumatic control system 6 comprises an air pump 61 and a piston cylinder 62, a pump shaft of the air pump 61 is connected with the main shaft 2, the piston cylinder 62 is hinged on the support 1, a piston rod of the piston cylinder 62 is connected with the auxiliary shaft 4 through a bearing device, the piston rod drives the auxiliary shaft 4 to slide, an output end of the air pump 61 is communicated with the piston cylinder 62 through a pipeline 63, and an air release valve 611 with an adjustable air outlet size is arranged at an output end position of the air pump 61.
The anti-falling device of building element for construction that this embodiment provided is through coordinating safety rope 8 to guide pulley 3 for safety rope 8 drives guide pulley 3 rotatory, makes main shaft 2 drive the work of air pump 61 in the pneumatic control system 6 when guide pulley 3 rotates, and under the normal condition, the velocity of motion of safety rope 8 is slower, so a small amount of atmospheric pressure accessible snuffle valve 611 that air pump 61 rotated the production is arranged outward. When 8 tip of safety rope become flexible and drop, 8 quick motions of safety rope, and then make air pump 61 rotate fast and produce higher atmospheric pressure, atmospheric pressure conducts to piston cylinder 62 in through pipeline 63, make the piston rod of piston cylinder 62 extend rapidly, the piston rod drives countershaft 4 and safety chucking wheel 5 towards 3 direction quick motions of guide pulley simultaneously, then countershaft 4 card is in the bottom of L type spout 121, and safety rope 8 continues to move and drives safety chucking wheel 5 and rotate certain angle, chucking portion 51 and guide pulley 3 chucking safety rope 8 on the safety chucking wheel 5, make the unable motion of safety rope, in time lock the safety rope position, and then avoid appearing the phenomenon that the high altitude falls.
In detail, when the anti-falling device is used, the device is firstly fixed on the surface of a construction building, and the safety rope 8 is matched on the guide wheel 3, so that the safety rope 8 passes through the whole anti-falling device. When the safety rope 8 is normally used, the moving speed of the safety rope 8 is slow, under the driving of the slow safety rope 8, the guide wheel 3 rotates at a slow speed, the guide wheel 3 rotates to drive the main shaft 2 to rotate, and the main shaft 2 enables the air pump 61 in the pneumatic control system 6 to rotate. When the fixed end of the safety rope 8 is loosened and falls off, the safety rope 8 moves towards the heavy object rapidly, so that the guide wheel 3 rotates rapidly, the guide wheel 3 rotates rapidly to drive the main shaft 2 to rotate rapidly, the air pump 61 in the pneumatic control system 6 rotates rapidly, the air pump 61 outputs a large amount of air, the air drives the piston cylinder 62 to extend, so that the auxiliary shaft 4 moves rapidly from the initial position (the position shown in figure 6) to the limit position (the position shown in figure 7), the safety clamping wheel 5 is in contact with the rope, the rope gives the safety clamping wheel 5 a friction force towards the rope movement direction, under the action of the force, the auxiliary shaft 4 moves leftwards from the limit position (the position shown in figure 7) to the locking position (the position shown in figure 8), the auxiliary shaft 4 is clamped at the position, the safety clamping wheel 5 rotates by the safety rope 8 until the clamping part 51 on the safety clamping wheel 5 is matched with the guide wheel 3 to clamp the safety rope 8, the safety rope 8 stops running, the falling accident caused by further movement of the safety rope is avoided, and the anti-falling purpose is achieved.
Referring to fig. 4-5, in one embodiment, the locking portion 51 is an arc-shaped protrusion disposed on the outer edge of the safety locking wheel 5. In order to enable the clamping part 51 to smoothly and tightly clamp the safety rope 8 with the guide wheel 3, the clamping part 51 is arranged to be an arc-shaped convex block in an arc transition mode, so that when the clamping part 51 is matched with the guide wheel 3, the situation that the clamping part directly impacts the guide wheel 3 does not occur, and the clamping part is smoothly close to the surface of the guide wheel 3 to clamp the safety rope 8.
In one embodiment, the surface of the gripping portion 51 is provided with a plurality of small points which are convex outward. Through set up the little point of a plurality of evaginations on the surface at chucking part 51, improve the coefficient of friction on chucking part 51 surface for when chucking part 51 and guide pulley 3 cooperation chucking safety rope 8, chucking part 51 can give safety rope 8 bigger frictional force, make safety rope 8 locked more firmly.
In one embodiment, the gripping portion 51 is made of a material that is wear resistant and resilient. In detail, the clamping part 51 can be made of a wear-resistant rubber material, and the clamping part 51 with certain elasticity can deform when the clamping part 51 is matched with the guide wheel 3 by adopting a wear-resistant and elastic material, so that the contact matching area between the clamping part 51 and the safety rope 8 is larger, and the stability of matching between the clamping part 51 and the safety rope 8 is improved. And the material with wear resistance can make the clamping part 51 not be easily damaged when being rubbed, thereby improving the durability of the clamping part 51 and further prolonging the service life of the whole anti-falling device.
In one embodiment, the stand 1 includes a base 11, a mounting frame 12. The base 11 is secured to the building surface by screws 13. The mounting frame 12 is disposed on the base 11, and the mounting frame 12 is used for mounting the main shaft 2, the auxiliary shaft 4, and the pneumatic control system 6. Wherein the base 11 is made of a sheet metal material, which is fixed to the building surface by means of screws 13 (which may be in particular expansion screws, etc.). The mounting frame 12 is made of high-strength metal, and the mounting frame 12 is disposed on the base 11 by welding or integral molding.
As shown in fig. 1, in one embodiment, the guide wheel 3 is provided with protruding platforms on both left and right sides, and the left and right protruding platforms and the middle of the guide wheel 3 form a limiting groove for limiting the position of the safety rope 8. Through setting up protruding platform for safety rope 8 remains the cooperation all the time on the spacing groove at guide pulley 3 middle part, avoids appearing safety rope 8 and breaks away from the phenomenon with guide pulley 3 complex.
In one embodiment, the conduit 63 connecting the air pump 61 and the piston cylinder 62 is made of a flexible material. The duct 63 may be a rubber duct 63 or a rust-proof metal hose, and the duct 63 may be flexible so that the duct 63 does not obstruct the piston cylinder movement when the piston cylinder moves.
Referring to fig. 4-5, in one embodiment, the fall preventing device for a building component for building construction further includes an elastic member 7 (which may be a spring, an elastic string, or the like), one end of the elastic member 7 is connected to the bracket 1, the other end of the elastic member 7 is connected to the safety pinch roller 5, and the elastic member 7 is used for defining an initial state of the safety pinch roller 5. The use of the elastic member 7 allows the gripping part 51 to be always maintained in the initial position shown in fig. 4 when the safety gripping wheel 5 is not engaged with the safety rope 8. When the safety rope 8 is in contact fit with the safety clamping wheel 5, the safety rope 8 gives a rotating power to the safety clamping wheel 5, so that the safety clamping wheel 5 rotates against the elastic force of the elastic member 7 until the clamping part 51 is matched with the guide wheel 3 to lock the safety rope (as shown in fig. 5).
The present invention is not limited to the above preferred embodiments, and any modifications, equivalent substitutions and improvements made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (8)
1. The utility model provides a safety device of building element for construction which characterized in that, safety device of building element for construction includes:
the support is fixed on the surface of a building, and an L-shaped sliding groove is formed in the support;
the main shaft is rotatably arranged on the bracket;
the guide wheel is arranged on the main shaft, and a safety rope is in sliding fit with the surface of the guide wheel;
the auxiliary shaft is in sliding fit with the L-shaped sliding groove of the support;
the safety clamping wheel is arranged on the auxiliary shaft, and a clamping part is arranged at the outer edge of the safety clamping wheel;
the pneumatic control system comprises an air pump and a piston cylinder body, wherein a pump shaft of the air pump is connected with the main shaft, the piston cylinder body is hinged to the support, a piston rod of the piston cylinder body is connected with the auxiliary shaft through a bearing device, the auxiliary shaft slides under the drive of the piston rod, an output end of the air pump is communicated with the piston cylinder body through a pipeline, and an air leakage valve with an adjustable air outlet size is arranged at the position of an output end of the air pump.
2. The fall preventing device for the building construction member according to claim 1, wherein:
the clamping part is an arc-shaped convex block arranged on the outer edge of the safety clamping wheel.
3. The fall preventing device for the building construction member according to claim 1, wherein:
the surface of the clamping part is provided with a plurality of convex small points.
4. The fall preventing device for the building construction member according to claim 1, wherein:
the clamping part is made of wear-resistant and elastic materials.
5. The fall arrest device for building construction building elements according to claim 1, characterised in that the bracket comprises:
a base secured to a building surface by screws;
the installation frame, the installation frame set up in on the base, the installation frame is used for installing main shaft, the countershaft and pneumatic control system.
6. The fall preventing device for the building construction member according to claim 1, wherein:
protruding platforms are arranged on the left side and the right side of the guide wheel, limiting grooves are formed in the left protruding platform and the right protruding platform and the middle of the guide wheel, and the limiting grooves are used for limiting the position of the safety rope.
7. The fall preventing device for the building construction member according to claim 1, wherein:
and a pipeline for connecting the air pump and the piston cylinder body is made of flexible materials.
8. The fall preventing device for the building construction member according to claim 1, wherein:
the anti-falling device of the building component for building construction further comprises an elastic piece, one end of the elastic piece is connected with the support, the other end of the elastic piece is connected with the safety clamping wheel, and the elastic piece is used for limiting the initial state of the safety clamping wheel.
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CN202111430969.9A CN114086789B (en) | 2021-11-29 | 2021-11-29 | Anti-falling device of building element for building construction |
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CN202111430969.9A CN114086789B (en) | 2021-11-29 | 2021-11-29 | Anti-falling device of building element for building construction |
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CN114086789B CN114086789B (en) | 2023-02-03 |
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