CN210396066U - Self-locking cantilever beam, bearing device and operation platform - Google Patents
Self-locking cantilever beam, bearing device and operation platform Download PDFInfo
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- CN210396066U CN210396066U CN201921257181.0U CN201921257181U CN210396066U CN 210396066 U CN210396066 U CN 210396066U CN 201921257181 U CN201921257181 U CN 201921257181U CN 210396066 U CN210396066 U CN 210396066U
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Abstract
The application provides a self-locking cantilever beam, a bearing device and an operation platform, and relates to the technical field of construction tools; the self-locking cantilever beam comprises a cross beam and a clamping assembly arranged at one end of the cross beam; the clamping assembly can realize a self-locking function and comprises a first clamping piece, a second clamping piece, a connecting rod and a locking piece, wherein the first clamping piece is arranged at one end of the cross beam, two ends of the connecting rod are connected to the cross beam, and the second clamping piece is arranged on the connecting rod in a penetrating mode; the second clamping piece can move towards or away from the first clamping piece, so that a clamping space with an adjustable range is formed between the first clamping piece and the second clamping piece; when the second clamping piece moves to a preset position, the locking piece can lock and limit the displacement of the second clamping piece, so that the installation of the self-locking cantilever beam is completed; when personnel were in high altitude construction, the installation of this scheme and dismantlement mode are simple and convenient, can reduce personnel's installation risk.
Description
Technical Field
The application relates to the technical field of construction tools, in particular to a self-locking cantilever beam, a bearing device and an operation platform.
Background
The high-altitude operation is usually carried out by adopting a method of erecting a scaffold platform or a channel, and in the prior art, an overhanging type or floor type scaffold platform or channel is usually adopted; the cantilever scaffold platform is a triangular support system formed by combining scaffold steel pipes and fasteners, and scaffold boards are laid on the triangular support system; a floor scaffold platform is composed of a row frame consisting of scaffold steel tubes and fastener, and scaffold plates.
No matter which kind of scaffold platform of adoption all needs a large amount of scaffold materials, and needs professional personnel to install, because scaffold work all is high altitude construction basically, personnel all have certain degree of difficulty and risk when installation or dismantlement.
SUMMERY OF THE UTILITY MODEL
The application provides a from locking-type cantilever beam, be convenient for fixed mounting and dismantlement.
The self-locking cantilever beam comprises a cross beam and a clamping assembly arranged at one end of the cross beam;
the clamping assembly comprises a first clamping piece, a second clamping piece, a connecting rod and a locking piece, the first clamping piece is arranged at one end of the cross beam, two ends of the connecting rod are connected to the cross beam, and the second clamping piece penetrates through the connecting rod;
the second clamping piece can move towards or away from the first clamping piece, so that a clamping space with an adjustable range is formed between the first clamping piece and the second clamping piece;
when the second clamping piece moves to the preset position, the locking piece can lock and limit the displacement of the second clamping piece.
Preferably, the locking piece penetrates through the connecting rod, two ends of the connecting rod are fixedly arranged on the cross beam, and the second clamping piece can move along the connecting rod;
the retaining member is movable along the connecting rod such that the retaining member is positioned against the second clamping member to limit displacement of the second clamping member.
Preferably, the upper surface of the cross beam is provided with a long groove extending along the length direction of the cross beam, and the edges of two side walls of the long groove are bent towards the inside of the long groove to form folded edges.
Preferably, a wedge-shaped clamping space is formed between the first clamping member and the second clamping member.
Based on the same technical concept, the application also provides a bearing device, which comprises a supporting piece and the self-locking cantilever beam;
the supporting piece comprises a telescopic rod and a third clamping piece, one end of the telescopic rod is hinged with the center of the lower abdomen of the cross beam, and the other end of the telescopic rod is hinged with the third clamping piece.
Preferably, the third clamping piece comprises a clamping part with a C-shaped opening and a tightening piece, and the tightening piece is used for adjusting the size of the clamping opening of the C-shaped opening of the clamping part.
The application also provides an operation platform, so that the operation platform is convenient to mount and dismount and convenient to transition.
The application provides an operation platform, including the landing slab and at least two as above bear the device, bear the device interval and set up, be equipped with the mousing-hook on the landing slab, the mousing-hook can slide in the elongated slot of crossbeam, and can with hem hookup makes the landing slab installs every adjacent two bear on the device.
Preferably, the beam structure further comprises vertical rods, wherein a plurality of groups of mounting holes are formed in the side walls and the bottom of the beam along the extension direction of the beam, and the vertical rods can be respectively matched and connected with the mounting holes of each group, so that the positions of the vertical rods on the beam are adjusted;
when the upright rod is erected relative to the cross beam and fixedly connected, an L-shaped plate is arranged at the lower end of the upright rod; the first side wall of the L-shaped plate is attached to and connected with the vertical rod; the second side wall of the L-shaped plate is attached to the inner bottom of the cross beam and is connected with the bottom of the cross beam through a connecting piece and the mounting hole;
the upright stanchion is hinged with the side wall of the cross beam through a hinge piece and the mounting hole.
Preferably, the length of the vertical rod is smaller than that of the long groove of the cross beam, and the cross section size of the vertical rod is smaller than that of the long groove of the cross beam;
when the upright post rotates around the hinge, the upright post can be received in the long groove of the cross beam.
Preferably, a guardrail is arranged between every two adjacent vertical rods, and two ends of the guardrail are provided with U-shaped grips for gripping the vertical rods.
The application provides a self-locking cantilever beam, a bearing device and an operation platform, wherein the self-locking cantilever beam comprises a cross beam and a clamping assembly arranged at one end of the cross beam; the clamping assembly can realize a self-locking function and comprises a first clamping piece, a second clamping piece, a connecting rod and a locking piece, wherein the first clamping piece is arranged at one end of the cross beam, two ends of the connecting rod are connected to the cross beam, and the second clamping piece is arranged on the connecting rod in a penetrating mode; the second clamping piece can move towards or away from the first clamping piece, so that a clamping space with an adjustable range is formed between the first clamping piece and the second clamping piece; when the second clamping piece moves to a preset position, the locking piece can lock and limit the displacement of the second clamping piece, so that the installation of the self-locking cantilever beam is completed; when personnel were in high altitude construction, the installation of this scheme and dismantlement mode are simple and convenient, can reduce personnel's installation risk.
The bearing device comprises a self-locking cantilever beam and a supporting piece, and the stability of the self-locking cantilever beam is enhanced by the supporting piece, so that the stability of the whole device is improved; the bearing device is applied to the operation platform, so that the operation platform is convenient to mount and dismount, and the overhead mounting time of personnel is effectively reduced; because the operation platform can be dismantled and dismantle conveniently for the transition is convenient.
In order to make the aforementioned objects, features and advantages of the present application more comprehensible, preferred embodiments accompanied with figures are described in detail below.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present application and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained from the drawings without inventive effort.
Fig. 1 shows a schematic structural diagram of a self-locking cantilever beam provided by an embodiment of the present application;
FIG. 2 is a schematic structural diagram of a beam provided in an embodiment of the present application;
FIG. 3 is a schematic structural diagram of a carrier apparatus provided in an embodiment of the present application;
fig. 4 shows a schematic structural diagram of a telescopic rod provided in the embodiment of the present application;
FIG. 5 illustrates an exploded view of a carrier provided by an embodiment of the present application;
FIG. 6 is a schematic structural diagram of a work platform provided in an embodiment of the present application;
FIG. 7 is a partial schematic structural diagram of a work platform provided in an embodiment of the present application;
fig. 8 shows an installation diagram of a work platform provided in an embodiment of the present application.
Reference numerals: 1-self-locking cantilever beam; 11-a cross beam; 111-long groove; 112-folding edges; 113-mounting holes; 114-a mount; 12-a clamping assembly; 121-a first clamp; 122-a second clamp; 123-connecting rod; 124-a retaining member; 125-a fixed seat; 2-a support; 21-a telescopic rod; 211-a hinge; 212-hinge hole; 22-a third clamp; 221-a clamping portion; 222-a fastener; 3-a platform plate; 4-erecting a rod; 41- "L" shaped plate; 42-a connector; 43-hinge member; 5, protecting the fence; 51- "U" shaped handle; 6-structural beam.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present application clearer, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all the embodiments. The components of the embodiments of the present application, generally described and illustrated in the figures herein, can be arranged and designed in a wide variety of different configurations. Thus, the following detailed description of the embodiments of the present application, presented in the accompanying drawings, is not intended to limit the scope of the claimed application, but is merely representative of selected embodiments of the application. All other embodiments, which can be derived by a person skilled in the art from the embodiments of the present application without making any creative effort, shall fall within the protection scope of the present application.
In the description of the embodiments of the present application, it should be noted that the terms "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, or orientations or positional relationships that are conventionally placed when the products of the present invention are used, and are only used for convenience of description and simplification of the description, but do not indicate or imply that the devices or elements indicated must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance.
Furthermore, the terms "horizontal", "vertical" and the like do not imply that the components are required to be absolutely horizontal or pendant, but rather may be slightly inclined. For example, "horizontal" merely means that the direction is more horizontal than "vertical" and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.
In the description of the embodiments of the present application, it should also be noted that, unless otherwise explicitly stated or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
The self-locking cantilever beam, the bearing device and the operation platform provided by the embodiment of the application are applied to high-altitude operation and are installed on the structural beam, but the self-locking cantilever beam, the bearing device and the operation platform are not limited to the structural beam.
The first embodiment is as follows:
the application provides a self-locking cantilever beam which comprises a cross beam and a clamping assembly arranged at one end of the cross beam; the clamping assembly comprises a first clamping piece, a second clamping piece, a connecting rod and a locking piece, the first clamping piece is arranged at one end of the cross beam, two ends of the connecting rod are connected to the cross beam, and the second clamping piece penetrates through the connecting rod; the second clamping piece can move towards or away from the first clamping piece, so that a clamping space with an adjustable range is formed between the first clamping piece and the second clamping piece; the locking member is capable of locking and restricting the displacement of the second holding member when the second holding member is moved to a predetermined position.
It should be noted that the locking member for locking and limiting the displacement of the second clamping member may, for example, include two cases, the first case is that the locking member moves on the connecting rod, and when the second clamping member reaches a proper position, the locking member locks the second clamping member; in the second situation, the second clamping piece and the connecting rod are integrated or fixedly connected, the connecting rod drives the second clamping piece to move, and when the second clamping piece reaches a proper position, the connecting rod is locked by the locking piece; in the self-locking cantilever beam provided by the embodiment of the application, the locking member locks and limits the displacement of the second clamping member by adopting a first condition (as shown in fig. 1 and 2); while the second case is not described in detail.
As shown in fig. 1 and fig. 2, the self-locking cantilever beam 1 provided by the embodiment of the present application includes a cross beam 11 and a clamping assembly 12 disposed at one end of the cross beam 11; the clamping assembly 12 is used to clamp the structural beam and mount the cross beam 11 to the structural beam.
The upper surface of the cross beam 11 is provided with a long groove 111 extending along the length direction of the cross beam 11, and the edges of two side walls of the long groove 111 are bent towards the inside of the long groove 111 to form folded edges 112, as shown in fig. 2, the cross beam 11 provided by the embodiment of the application adopts C-shaped steel, an opening on the upper surface of the C-shaped steel is equivalent to that of the cross beam 11, the long groove 111 is provided on the upper surface of the cross beam 11, so that the self weight of the cross beam 11 is reduced, and in actual use, an upright rail can be placed in the; the turned edge structure of the C-shaped steel is equivalent to the folded edges 112 formed by bending the edges of the two side walls of the long groove 111 towards the inside of the long groove 111, so that the bending strength of the cross beam 11 is enhanced. Besides, the mounting seat 114 is disposed at the middle position of the cross beam 11, and the side wall of the cross beam 11 away from the clamping assembly 12 is provided with a plurality of mounting holes 113, and the mounting seat 114 and the mounting holes 113 are disposed to facilitate connection of the cross beam 11 with other members.
The clamping assembly 12 comprises a first clamping piece 121, a second clamping piece 122, a connecting rod 123 and a locking piece 124, the first clamping piece 121 is arranged at one end of the cross beam 11, the second clamping piece 122 and the locking piece 124 are arranged on the connecting rod 123 in a penetrating mode, two ends of the connecting rod 123 are fixedly arranged on the cross beam 11, and the second clamping piece 122 can move along the connecting rod 123; the locking member 124 is movable along the connecting rod 123 such that the locking member 124 is positioned and abuts the second clamp 122, thereby limiting the displacement of the second clamp 122; wherein, the locking member 124 is selected from a nut; as shown in fig. 1, the first clamping member 121 is fixed at the end of the cross beam 11 by a bolt, the second clamping member 122 and the locking member 124 are arranged on the connecting rod 123 in a penetrating manner, two ends of the connecting rod 123 are fixedly connected with the cross beam 11 by the fixing seat 125, and a gap is left between the connecting rod 123 and the outer wall of the cross beam 11 for the second clamping member 122 and the locking member 124 to slide; in addition, the second clamping member 122 on the connecting rod 123 and the first clamping member 121 at the end of the cross beam 11 are symmetrically locked, and the connecting rod 123 compensates the bending strength of the cross beam 11.
The first clamping piece 121 is fixed at the end of the cross beam 11, the second clamping piece 122 can move along the connecting rod 123, so that a clamping space with an adjustable range can be formed between the second clamping piece 122 and the first clamping piece 121 and used for clamping other components, and the locking piece 124 can move and be positioned along the connecting rod 123, so that the displacement of the second clamping piece 122 is limited, and the clamping space is adjusted according to the sizes of other components.
Preferably, a wedge-shaped clamping space is formed between the first clamping member 121 and the second clamping member 122.
Furthermore, the arrangement of the wedge-shaped space is suitable for the requirements of the boards with different thicknesses, and the boards can be conveniently installed in a sliding mode.
According to the self-locking cantilever beam 1 provided by the embodiment of the application, the cross beam 11 is made of galvanized C-shaped steel, so that the bending strength of the cross beam 11 is enhanced under the condition that the self weight of the cross beam 11 is reduced, the corrosion resistance effect of a galvanized surface is good, and the service life of a product is prolonged; the connecting rods 123 on the two sides have the function of connecting the second clamping piece 122 and also have the function of bending-resistant compensation for the cross beam 11; the beam 11 can be used for mounting a scaffold board, and the scaffold board can selectively slide in from two ends when being mounted; the railing vertical rod and the like can be placed in the long groove 111, and then the used railing vertical rod is placed in the long groove 111, so that the integral storage is facilitated.
Example two:
as shown in fig. 1 to 5, the present application provides a carrying device, which includes a supporting member 2 and a self-locking cantilever beam 1 in the first embodiment; since the self-locking cantilever beam 1 has the technical effects of the first embodiment, the bearing device with the self-locking cantilever beam 1 also has the same technical effects, and further, the same structural features are not described in detail.
The supporting member 2 comprises an expansion link 21 and a third clamping member 22, one end of the expansion link 21 is hinged with the central part of the lower abdomen of the cross beam 11, and the other end is hinged with the third clamping member 22.
As shown in fig. 3, one end of the telescopic rod 21 is hinged to the mounting seat 114 on the cross beam 11, and the other end is hinged to the third clamping member 22, and the third clamping member 22 is used for clamping other components.
The structure of the telescopic rod 21 is as shown in fig. 4, two ends of the telescopic rod 21 are both provided with a hinge portion 211, the hinge portion 211 is provided with a hinge hole 212, the hinge hole 212 on the hinge portion 211 at one end of the telescopic rod 21 is aligned with the hole on the mounting seat 114, a hinge is inserted into the hinge hole 212 and the hole on the mounting seat 114, the telescopic rod 21 is further connected with the mounting seat 114, and the telescopic rod 21 can rotate around the hinge.
Preferably, the third clamping member 22 comprises a clamping portion 221 with a "C" shaped opening and a tightening member 222, the tightening member 222 is used for adjusting the size of the clamping opening of the "C" shaped opening of the clamping portion 221, as shown in fig. 5, the clamping portion 221 is provided with an ear plate, the ear plate is provided with a hole, the ear plate is inserted into the hinge portion 211 of the telescopic rod 21, the hole of the ear plate is opposite to the hinge hole 212, and the two are connected by a hinge, so that the third clamping member 22 can rotate around the telescopic rod 21. The jacking piece 222 is inserted in the clamping part 221, and the range of the clamping opening can be adjusted, and the range is determined according to the clamped piece; in the embodiment of the present application, the top member 222 is selected from two studs, and the third clamping member 22 is selected from a dedicated fluke.
The supporting part 2 in the embodiment of the application comprises an expansion link 21 and a third clamping part 22, one end of the expansion link 21 is hinged to the middle of the cross beam 11, the other end of the expansion link is used for clamping other components by the third clamping part 22, the length of the expansion link 21 is adjustable, the expansion link 21 is adjusted to tightly support the self-locking cantilever beam 1, the self-locking cantilever beam 1 is supported, and the bearing pressure of the self-locking cantilever beam 1 is transmitted to other components.
EXAMPLE III
As shown in fig. 1 to 8, an embodiment of the present application provides an operation platform, which includes a platform board 3 and at least two bearing devices in the second embodiment, and since the bearing devices have the technical effects in the second embodiment, the operation platform having the bearing devices also has the same technical effects, and further, the same structural features are not repeated one by one; the bearing devices are arranged at intervals, the platform plate 3 is provided with an anti-disengaging hook which can slide into the long groove 111 of the cross beam 11 and can be hooked with the folded edge 112, so that the platform plate 3 is arranged on every two adjacent bearing devices.
As shown in fig. 6, the platform plate 3 is used for people to walk and stand, the two ends of the platform plate 3 are provided with anti-drop hooks, and the anti-drop hooks slide into the long grooves 111 of the cross beams 11 during installation and can be hooked with the folded edges 112 without being fixed by other accessories, thereby completely realizing the self-locking function; under the effect that does not influence the 3 supports of landing slab, set up a plurality of through-hole on landing slab 3, mainly used alleviates landing slab 3's dead weight. Since the platform plate 3 is mounted on the carrying means, the number of carrying means is at least two.
The clamping assembly 12 of the self-locking cantilever beam 1 locks the upper plate of the structural beam 6, one end of the supporting piece 2 is hinged with the self-locking cantilever beam 1, the other end of the supporting piece is clamped with the lower plate of the structural beam 6, the third clamping piece 22 adopts an anchor claw, the edge of the lower plate of the structural beam 6 can be rapidly grasped, and the supporting piece 2 is stably connected to the structural beam 6 by utilizing the jacking action of the jacking piece 222 on the structural beam; and then support piece 2 can be in adjustable range selective regulation length, fix, form the triangle-shaped structure between the steel construction of support piece 2, self-locking cantilever beam 1 and structural beam 6 after the fixing, because the stability of triangle-shaped is the best, when strengthening the support, the effectual stability that strengthens the work platform.
Preferably, the device further comprises an upright 4, along the extending direction of the cross beam 11, a plurality of sets of mounting holes 113 are formed in the side wall and the bottom of the cross beam 11, and the upright 4 can be respectively matched and connected with the sets of mounting holes 113, so that the position of the upright 4 on the cross beam 11 can be adjusted; each set of mounting holes 113 includes mounting holes 113 provided on the side walls of the cross member 11 and mounting holes 113 provided on the bottom of the cross member 11, as shown in fig. 7.
The distance between each group of mounting holes 113 is determined according to the width of the flat deck 3, when the flat deck 3 is mounted, one side of the flat deck 3 abuts against the upright 4, and the upright 4 can prevent the flat deck 3 from sliding;
when the upright stanchion 4 is erected and fixedly connected with the cross beam 11, the lower end of the upright stanchion 4 is provided with an L-shaped plate 41; the first side wall of the L-shaped plate 41 is attached to and connected with the upright 4; the second side wall of the L-shaped plate 41 is attached to the inner bottom of the cross beam 11 and is connected to the bottom of the cross beam 11 through the connecting member 42 and the mounting hole 113; the "L" shaped plate 41 prevents the upright 4 from tipping over.
The upright stanchion 4 is hinged with the side wall of the cross beam 11 through the hinge joint 43 and the mounting hole 113, and when the hinge joint 43 is screwed down, the upright stanchion 4 is fixedly connected with the side wall of the cross beam 11; when the hinge 43 is unscrewed, the upright 4 can rotate about the hinge 43; because the length of the upright 4 is smaller than that of the long groove 111 of the crossbeam 11, the cross section size of the upright 4 is smaller than that of the long groove 111 of the crossbeam 11; when the upright 4 is pivoted about the hinge 43, the upright 4 can be received in the elongated slot 111 of the cross member 11.
Furthermore, the vertical rod 4 is erected relative to the cross beam 11 and fixedly connected through the fixed connection of the L-shaped plate 41 and the inner bottom of the cross beam 11 and the fixed connection of the vertical rod 4 and the side wall of the cross beam 11; the connection between the upright 4 and the cross beam 11 is more stable by double-point fixation.
It should be noted that the hinge 43 and the connecting member 42 may be bolts.
The arrangement of the guardrail 5 is convenient for people to walk, hold and tie the safety belt, so as to protect the people from falling; the vertical rods 4 can limit the size of the platform plate 3, so that the installation positions of the vertical rods 4 can be adjusted according to the width requirement of the platform plate 3; after the platform plate 3 is used, the upright stanchion 4 can be rotated by 90 degrees, placed in the long groove 111 of the cross beam 11 and synchronously removed; the two ends of the guardrail 5 are provided with the U-shaped grippers 51 which grip the vertical rods 4 during installation, and the center of the guardrail 5 can be ensured to be integrally arranged on the same axis after installation.
Besides, the guardrail 5 is of a Z-shaped structure or an H-shaped structure, the Z-shaped structure or the H-shaped structure can improve the stability of the guardrail 5, the guardrail 5 can rotate 180 degrees, two ends of the guardrail can be randomly changed in direction for use when the guardrail is installed and used, and the guardrail is installed quickly.
The working platform provided by the embodiment of the application is used as a bearing device of the working platform through the combination of the self-locking cantilever beam 1 and the supporting piece 2, and is arranged on the structural beam 6; after the platform plate 3 is fastened to the cantilever beam, a platform and a walking channel for personnel to work are formed; the uprights 4 and the guardrails 5 form a protection system against the fall of a person. When the operation platform is installed, no professional is needed for operation, labor cost is saved, the operation platform is fast and rapid to install, occupied space is small, materials with light weight such as aluminum alloy can be selected for selection, material cost is saved, and the material cutting waste and material consumption waste during cutting are avoided due to the specially designed standard components; the self weight of the operation platform is further reduced, and the installation by personnel is facilitated; the transfer is convenient, the special design is adopted, the transfer transportation cost is low, and the transfer transportation of materials is effectively avoided due to the complete standard part design; the work risk of the installer is reduced, the whole set of standard component is designed, the installation speed is high, the frequency of using tools is low, and the time of high-altitude installation of the installer is effectively reduced.
As shown in fig. 8, the working platform provided by the present application is mounted on the structural beam 6, and the specific mounting steps are as follows:
(1) selecting an installation starting point on the structural beam 6, fastening and locking the clamping component 12 of the self-locking cantilever beam 1 on the structural beam 6, fastening the first clamping piece 121 of the self-locking cantilever beam 1 on the inner edge of the E plate on the structural beam 6, fastening the second clamping piece 122 on the outer edge of the E plate on the structural beam 6, and fastening the locking piece 124, so that the first clamping piece 121 and the second clamping piece 122 fasten the E plate on the structural beam 6 relatively, and fixing the self-locking cantilever beam 1 is realized;
(2) adjusting the telescopic rod 21 of the support member 2, tightly clamping the third clamping member 22 of the support member 2 on the outer edge of the lower E plate of the structural beam 6, and tightly screwing the jacking member 222 to finish the installation of the bearing device;
(3) measuring the installation position of the next self-locking cantilever beam 1 according to the length of the special scaffold board, and sequentially extending and installing according to the method;
(4) rotating and erecting the upright stanchion 4 placed in the long groove 111 of the cross beam 11 of the self-locking cantilever beam 1, arranging the upright stanchion 4 to be vertical to the cross beam 11, and penetrating a bolt into the mounting hole 113 to fix the upright stanchion 4;
(5) u-shaped grippers 51 at the two ends of the guardrail 5 grip the upright stanchion 4 and are fixed on the upright stanchion 4 by using anti-drop pins, and a certain distance is left between the guardrail 5 and the cross beam 11, so that an anti-drop protection system is made;
(6) the front face of the platform plate 3 is upward, the end, provided with the clamping component 12, of the cross beam 11 is slidably mounted to the end of the guardrail 5, the anti-falling hooks at the two ends of the platform plate 3 slide into the long grooves 111 of the cross beam 11 during sliding and are hooked with the folded edges 112, the platform plate 3 slides to abut against the vertical rods 4, and after the platform plate is sequentially paved, the positioning pins are inserted into the cross beam 11, and the platform plate 3 is fixed in an anti-falling mode.
It should be noted that, if there is the upright rod 4 between two work platforms, the deck plate 3 cannot be installed by sliding from the end of the beam 11 where the clamping component 12 is installed, and during installation, the guardrail 5 and the upright rod 4 can be removed first, then the deck plate 3 is slid from one end of the guardrail 5, and finally the guardrail 5 and the upright rod 4 are installed.
Finally, it should be noted that: the above-mentioned embodiments are only specific embodiments of the present application, and are used for illustrating the technical solutions of the present application, but not limiting the same, and the scope of the present application is not limited thereto, and although the present application is described in detail with reference to the foregoing embodiments, those skilled in the art should understand that: any person skilled in the art can modify or easily conceive the technical solutions described in the foregoing embodiments or equivalent substitutes for some technical features within the technical scope disclosed in the present application; such modifications, changes or substitutions do not depart from the spirit and scope of the exemplary embodiments of the present application, and are intended to be covered by the scope of the present application. Therefore, the protection scope of the present application shall be subject to the protection scope of the claims.
Claims (10)
1. A self-locking cantilever beam is characterized by comprising a cross beam and a clamping assembly arranged at one end of the cross beam;
the clamping assembly comprises a first clamping piece, a second clamping piece, a connecting rod and a locking piece, the first clamping piece is arranged at one end of the cross beam, two ends of the connecting rod are connected to the cross beam, and the second clamping piece penetrates through the connecting rod;
the second clamping piece can move towards or away from the first clamping piece, so that a clamping space with an adjustable range is formed between the first clamping piece and the second clamping piece;
when the second clamping piece moves to the preset position, the locking piece can lock and limit the displacement of the second clamping piece.
2. The self-locking cantilever beam according to claim 1, wherein the locking member is inserted through the connecting rod, two ends of the connecting rod are fixedly arranged on the cross beam, and the second clamping member can move along the connecting rod;
the retaining member is movable along the connecting rod such that the retaining member is positioned against the second clamping member to limit displacement of the second clamping member.
3. The self-locking cantilever beam according to claim 1, wherein the upper surface of the cross beam is provided with a long groove extending along the length direction of the cross beam, and edges of two side walls of the long groove are bent towards the inside of the long groove to form folded edges.
4. The self-locking cantilever beam according to claim 3, wherein a wedge-shaped clamping space is formed between the first clamping member and the second clamping member.
5. A carrying device, characterized by comprising a support member and the self-locking cantilever beam of claim 3 or 4, wherein the support member comprises a telescopic rod and a third clamping member, one end of the telescopic rod is hinged with the central part of the lower abdomen of the cross beam, and the other end of the telescopic rod is hinged with the third clamping member.
6. The carrying device as claimed in claim 5, wherein the third clamping member comprises a clamping portion with a "C" shaped opening and a tightening member for adjusting the size of the clamping opening of the "C" shaped opening of the clamping portion.
7. A work platform comprising a platform plate and at least two load bearing devices as claimed in claim 5 or 6, said load bearing devices being spaced apart, said platform plate being provided with anti-slip hooks which can be slid into the elongated slots of said beams and hooked over said flanges so that said platform plate is mounted on every two adjacent load bearing devices.
8. The work platform of claim 7, further comprising vertical rods, wherein a plurality of sets of mounting holes are formed in the side walls and the bottom of the cross beam along the extending direction of the cross beam, and the vertical rods can be respectively matched and connected with the sets of mounting holes so as to adjust the positions of the vertical rods on the cross beam;
when the upright rod is erected relative to the cross beam and fixedly connected, an L-shaped plate is arranged at the lower end of the upright rod; the first side wall of the L-shaped plate is attached to and connected with the vertical rod; the second side wall of the L-shaped plate is attached to the inner bottom of the cross beam and is connected with the bottom of the cross beam through a connecting piece and the mounting hole;
the upright stanchion is hinged with the side wall of the cross beam through a hinge piece and the mounting hole.
9. The work platform of claim 8, wherein the length of the upright is less than the length of the elongated slot of the transom, and the cross-sectional dimension of the upright is less than the cross-sectional dimension of the elongated slot of the transom;
when the upright post rotates around the hinge, the upright post can be received in the long groove of the cross beam.
10. A work platform according to claim 8, wherein a guardrail is provided between each adjacent two uprights, and wherein "U" -shaped grips are provided at both ends of the guardrail for gripping the uprights.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921257181.0U CN210396066U (en) | 2019-08-05 | 2019-08-05 | Self-locking cantilever beam, bearing device and operation platform |
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| CN201921257181.0U CN210396066U (en) | 2019-08-05 | 2019-08-05 | Self-locking cantilever beam, bearing device and operation platform |
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| CN210396066U true CN210396066U (en) | 2020-04-24 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110273537A (en) * | 2019-08-05 | 2019-09-24 | 广州中石科技有限公司 | Self-locking Cantilever Beams, bogey and job platform |
| CN114086752A (en) * | 2021-10-21 | 2022-02-25 | 中国五冶集团有限公司 | Movable cantilever platform device for roof structure |
-
2019
- 2019-08-05 CN CN201921257181.0U patent/CN210396066U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110273537A (en) * | 2019-08-05 | 2019-09-24 | 广州中石科技有限公司 | Self-locking Cantilever Beams, bogey and job platform |
| CN110273537B (en) * | 2019-08-05 | 2024-08-23 | 广州中石科技有限公司 | Self-locking cantilever beam, bearing device and operation platform |
| CN114086752A (en) * | 2021-10-21 | 2022-02-25 | 中国五冶集团有限公司 | Movable cantilever platform device for roof structure |
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