CN111350336B

CN111350336B - Novel scaffold

Info

Publication number: CN111350336B
Application number: CN202010198944.XA
Authority: CN
Inventors: 窦立亚; 刘传龙; 冷荣亮; 马国峰
Original assignee: Chuzhou University
Current assignee: Chuzhou University
Priority date: 2020-03-17
Filing date: 2020-03-17
Publication date: 2021-10-26
Anticipated expiration: 2040-03-17
Also published as: CN111350336A

Abstract

The utility model provides a novel scaffold, its mainly includes connecting rod and ream hole bolt, the connecting rod passes through ream hole bolt detachable and connects and form scaffold body, the outer wall of connecting rod seted up a plurality of with the ream hole that ream hole bolt matches. According to the novel scaffold, the connecting rod can be connected end to end and overlapped through the reamed hole bolt, when the reamed hole bolt is used, the installation and the disassembly of the reamed hole bolt can be easily realized under the action of the special-shaped tension spring by rotating the self-locking part, and the maximum tension borne by the novel scaffold is the maximum shearing force or the maximum compressive stress borne by the bolt.

Description

Novel scaffold

Technical Field

The invention relates to a scaffold, in particular to a novel scaffold.

Background

The scaffold refers to various supports erected for workers to operate and solve vertical and horizontal transportation on a construction site, is used in places where external walls, interior decoration or high floor height cannot be directly constructed, and is mainly used for up-and-down operation of constructors or enclosure of peripheral safety nets, high-altitude installation components and the like. Scaffold manufacturing materials are usually bamboo, wood, steel pipes or synthetic materials, and some projects also use scaffolds as templates, and in addition, the scaffold manufacturing materials are widely used in advertising industry, municipal administration, traffic roads and bridges, mines and other departments. As scaffolding is used in large quantities, the convenience of scaffold construction and disassembly is increasingly important.

In the prior art, the scaffold is composed of a steel pipe and a connecting device, the connecting device is composed of two groups of semicircular rings fastened through bolts, the bolts compress the semicircular rings and further compress the steel pipe, the stress direction of the steel pipe is generally the same as the axial direction of the semicircular rings, and the maximum force borne is the product of the pretightening force of the bolts and the friction coefficient of the steel pipe and the semicircular rings. The bolt is equivalent to a common bolt subjected to transverse load, the stress condition is poor, the pretightening force is difficult to accurately control, and the thread is damaged by screwing due to overlarge pretightening force; the pre-tightening force is too small, which results in loose connection or insecurity.

In view of this, a need has arisen for a scaffold which is novel in structure, safe, convenient to mount and dismount, and free of pretightening force.

Disclosure of Invention

The technical problem is as follows: aiming at the problems in the prior art, the invention provides a novel scaffold which is novel in structure, safe, convenient, simple to install and operate, convenient to install and disassemble and free of consideration of the pretightening force of bolts.

The invention mainly adopts the following technical scheme:

the utility model provides a novel scaffold, its mainly includes connecting rod and ream hole bolt, its characterized in that, the connecting rod passes through ream hole bolt detachable and connects and form the scaffold body, the outer wall of connecting rod seted up a plurality of with the ream hole that ream hole bolt matches.

Preferably, the connecting rod is of a cylindrical structure on the whole, the reaming holes are distributed on the connecting rod in an array mode, the axes of the two adjacent reaming holes are perpendicular to each other, and the plane formed by the axes of the two adjacent reaming holes is parallel to the bottom face of the connecting rod.

Preferably, one end of the connecting rod is provided with a connecting hole, and the other end of the connecting rod is provided with a connecting column which can be plugged into the connecting hole.

Preferably, the reaming bolt comprises a screw rod, a self-locking part and a connecting shaft, the screw rod and the self-locking part are connected together through the connecting shaft in a rotating mode, a bolt head is welded on the outer wall of one end of the screw rod, a first semi-cylinder is arranged at the other end of the screw rod, the connecting shaft is connected to the outer wall of the plane side face of the first semi-cylinder in a rotating mode, a sliding disc is welded at the other end of the connecting shaft, a square hole groove is formed in one side of the self-locking part, the sliding disc is connected in the square hole groove in a sliding mode, a fixing column is welded on the inner wall of the top end of the square hole groove, and one end of the fixing column and one end of the connecting shaft are connected with the same special-shaped tension spring.

Preferably, one end of the self-locking part is a cylinder, the other end of the self-locking part is a second semi-cylinder, the screw, the self-locking part, the first semi-cylinder and the second semi-cylinder have the same radius, and the axis of the fixed column is superposed with the axis of the sliding disc; when the screw rod is not used, the axes of the screw rod, the first semi-cylinder, the cylinder and the second semi-cylinder are superposed; one end of the second semi-cylinder is an arc bulge, one end of the screw rod connected with the first semi-cylinder is an arc groove, and the arc bulge is matched with the arc groove; the sliding grooves are formed in two sides of the inner portion of the square hole groove, the sliding disc is connected in a clamping mode and connected in a sliding mode in the sliding grooves, the width dimension of the square hole groove is smaller than the width dimension of the sliding grooves, and the diameter dimension of the sliding disc is matched with the width dimension of the sliding grooves.

Preferably, the connection mode of connecting rod includes that end to end links to each other with the stack, the length of the screw rod of reamed hole bolt can be designed respectively according to the connection mode of connecting rod, and is used for respectively the end to end and the stack of connecting rod link to each other, the length size of screw rod should be the multiple size of the bottom surface diameter of connecting rod.

Has the advantages that: according to the novel scaffold, the connecting rod can be connected end to end and overlapped through the reamed hole bolt, when the reamed hole bolt is used, the installation and the disassembly of the reamed hole bolt can be easily realized under the action of the special-shaped tension spring by rotating the self-locking part, and the maximum tension borne by the novel scaffold is the maximum shearing force or the maximum compressive stress borne by the bolt.

The part not involved in the device is the same as the prior art or can be realized by adopting the prior art, the device has reasonable design structure and convenient use, and can meet the use requirements of people.

Drawings

Declaring that: the contents information provided in the following drawings is only for explaining the present invention and is not intended to limit the present invention.

FIG. 1: the invention relates to a schematic diagram of the whole structure of a novel scaffold when a reaming bolt is not used;

FIG. 2: the invention discloses a general structural schematic diagram of a novel scaffold in use of a reamed hole bolt;

FIG. 3: one of the assembly diagrams of each part of the reaming bolt of the novel scaffold is shown;

FIG. 4: the second assembly diagram of each part of the reamed hole bolt of the novel scaffold is shown in the invention;

FIG. 5: the invention relates to one of combined use schematic diagrams of a reamed hole bolt and a connecting rod of a novel scaffold;

FIG. 6: the invention relates to a second combined use schematic diagram of a reamed hole bolt and a connecting rod of a novel scaffold;

FIG. 7: the third schematic diagram of the combined use of the reamed hole bolt and the connecting rod of the novel scaffold is shown.

Wherein the reference numbers:

1-screw rod, 2-self-locking component, 3-connecting shaft, 4-bolt head, 5-first semi-cylinder, 6-sliding plate, 7-square hole groove, 8-fixing column, 9-special-shaped tension spring, 10-second semi-cylinder, 11-arc bulge, 12-arc groove, 13-sliding groove, 14-connecting rod, 15-reamed hole, 16-connecting hole and 17-connecting column.

Detailed Description

The technical solution of the present patent will be described in further detail with reference to the following embodiments.

Reference will now be made in detail to embodiments of the present patent, 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 exemplary only for the purpose of explaining the present patent and are not to be construed as limiting the present patent.

In the description of this patent, it is to be understood that the terms "center," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientations and positional relationships indicated in the drawings for the convenience of describing the patent and for the simplicity of description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the patent.

In the description of this patent, it is noted that unless otherwise specifically stated or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly and can include, for example, fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed. The specific meaning of the above terms in this patent may be understood by those of ordinary skill in the art as appropriate.

Referring to fig. 1 to 7, a novel scaffold mainly comprises a connecting rod 14 and a hinge hole bolt, and is characterized in that the connecting rod 14 is detachably connected to form a scaffold body through the hinge hole bolt, and the outer wall of the connecting rod 14 is provided with a plurality of hinge holes 15 matched with the hinge hole bolt.

Preferably, the connecting rod 14 is a cylindrical structure as a whole, the hinge holes 15 are distributed on the connecting rod 14 in an array, the axes of two adjacent hinge holes 15 are perpendicular to each other, and the plane formed by the axes is parallel to the bottom surface of the connecting rod 14.

Preferably, one end of the connecting rod 14 is provided with a connecting hole 16, and the other end is provided with a connecting column 17, and the connecting column 17 can be inserted into the connecting hole 16.

Preferably, the reaming bolt comprises a screw rod 1, a self-locking part 2 and a connecting shaft 3, the screw rod 1 and the self-locking part 2 are connected together through the connecting shaft 3 in a rotating mode, a bolt head 4 is welded on the outer wall of one end of the screw rod 1, a first semi-cylinder 5 is arranged at the other end of the screw rod, the connecting shaft 3 is connected to the outer wall of the plane side face of the first semi-cylinder 5 in a rotating mode, a sliding disc 6 is welded at the other end of the connecting shaft 3, a square hole groove 7 is formed in one side of the self-locking part 2, the sliding disc 6 is connected in the square hole groove 7 in a sliding mode, a fixing column 8 is welded on the inner wall of the top end of the square hole groove 7, and one end of the fixing column 8 and one end of the connecting shaft 3 are connected with a same special-shaped tension spring 9.

Preferably, one end of the self-locking part 2 is a cylinder, the other end of the self-locking part 2 is a second semi-cylinder 10, the screw 1, the self-locking part 2, the first semi-cylinder 5 and the second semi-cylinder 10 have the same radius, and the axis of the fixed column 8 is overlapped with the axis of the sliding disc 6; when the screw rod is not used, the axes of the screw rod 1, the first semi-cylinder 5, the cylinder and the second semi-cylinder 10 are superposed; one end of the second semi-cylinder 10 is an arc protrusion 11, one end of the screw 1 connected with the first semi-cylinder 5 is an arc groove 12, and the arc protrusion 11 is matched with the arc groove 12; sliding tray 13 has been seted up to the inside both sides of square hole groove 7, sliding disk 6 joint and sliding connection be in the sliding tray 13, the width size of square hole groove 7 is less than the width size of sliding tray 13, the diameter size of sliding disk 6 with the width size of sliding tray 13 matches.

Preferably, the connection mode of the connecting rod 14 comprises end-to-end connection and overlapping connection, the length of the screw rod 1 of the reamed hole bolt can be respectively designed according to the connection mode of the connecting rod 14 and is respectively used for end-to-end connection and overlapping connection of the connecting rod 14, and the length size of the screw rod 1 is the multiple size of the diameter of the bottom surface of the connecting rod 14.

The working principle is as follows: when the connecting rod 14 and the hinged hole bolt are used for combining the scaffold, the connecting rod 14 is firstly inserted together according to needs, and the hinged hole bolt is simultaneously used for fixing the connecting rod 14 which is inserted together; when the self-locking part is disassembled, one end of the self-locking part 2 is pulled outwards and lifted upwards, so that the arc groove 12 is completely meshed with the arc protrusion 11, and the disassembly is completed.

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

1. A novel scaffold mainly comprises a connecting rod (14) and a reaming bolt, and is characterized in that the connecting rod (14) is detachably connected through the reaming bolt to form a scaffold body, and the outer wall of the connecting rod (14) is provided with a plurality of reaming holes (15) matched with the reaming bolt;

the reamed hole bolt comprises a screw rod (1), a self-locking part (2) and a connecting shaft (3), the screw rod (1) and the self-locking component (2) are rotationally connected together through a connecting shaft (3), a bolt head (4) is welded on the outer wall of one end of the screw rod (1), and the other end is provided with a first semi-cylinder (5), the connecting shaft (3) is rotationally connected to the outer wall of the plane side surface of the first semi-cylinder (5), the other end of the connecting shaft (3) is welded with a sliding disc (6), one side of the self-locking component (2) is provided with a square hole groove (7), the sliding disc (6) is connected in the square hole groove (7) in a sliding manner, a fixed column (8) is welded on the inner wall of the top end of the square hole groove (7), one end of the fixed column (8) and one end of the connecting shaft (3) are connected with the same special-shaped tension spring (9);

one end of the self-locking component (2) is a cylinder, the other end of the self-locking component (2) is a second semi-cylinder (10), the screw (1), the self-locking component (2), the first semi-cylinder (5) and the second semi-cylinder (10) have the same radius, and the axis of the fixed column (8) is superposed with the axis of the sliding disc (6); when the screw rod is not used, the axes of the screw rod (1), the first semi-cylinder (5), the cylinder and the second semi-cylinder (10) are superposed; one end of the second semi-cylinder (10) is provided with an arc protrusion (11), one end of the screw rod (1) connected with the first semi-cylinder (5) is provided with an arc groove (12), and the arc protrusion (11) is matched with the arc groove (12); sliding grooves (13) are formed in two sides of the interior of the square hole groove (7), the sliding disc (6) is clamped and connected in the sliding grooves (13) in a sliding mode, the width dimension of the square hole groove (7) is smaller than the width dimension of the sliding grooves (13), and the diameter dimension of the sliding disc (6) is matched with the width dimension of the sliding grooves (13);

the connecting mode of connecting rod (14) includes end to end and stack and links to each other, the length of the screw rod (1) of reamed hole bolt can be designed respectively according to the connecting mode of connecting rod (14), and is used for respectively end to end and stack of connecting rod (14) link to each other, the length size of screw rod (1) should be the multiple size of the bottom surface diameter of connecting rod (14).

2. A new scaffold according to claim 1, characterized in that the connecting rod (14) is a cylinder structure as a whole, the reaming holes (15) are distributed on the connecting rod (14) in an array, the axes of two adjacent reaming holes (15) are perpendicular to each other and the plane formed by the axes is parallel to the bottom surface of the connecting rod (14).

3. A new scaffold according to claim 2, characterized in that the connecting rods (14) are provided with a connecting hole (16) at one end and a connecting post (17) at one end, the connecting post (17) being insertable into the connecting hole (16).