CN217925238U

CN217925238U - Safety protection railing free of punching on floor of frame structure

Info

Publication number: CN217925238U
Application number: CN202221540235.6U
Authority: CN
Inventors: 李华; 于成江; 范泽池; 姚有为
Original assignee: China Construction Eighth Engineering Division Co Ltd
Current assignee: China Construction Eighth Engineering Division Co Ltd
Priority date: 2022-06-20
Filing date: 2022-06-20
Publication date: 2022-11-29
Anticipated expiration: 2032-06-20

Abstract

The utility model discloses a safety protection railing that frame construction floor exempted from to punch, including four L type supports, per two all be connected through two expansion plates and a connecting block between the L type support, the connecting block is located the centre of two expansion plates, be equipped with telescopic machanism between connecting block and the expansion plate, be connected through fixation nut between L type support and the expansion plate, wherein two the equal fixedly connected with of lateral wall of L type support prevents the railing, telescopic machanism is including the through connection piece and rather than the control lever of rotating the connection, the first conical gear of lower terminal surface fixedly connected with of control lever, the lateral wall of connecting block runs through and is equipped with the threaded rod of being connected rather than rotating. The utility model has the advantages of reasonable design, not only can be applicable to not unidimensional frame post, adaptability is better, and need not to punch, reaches the requirement in aspects such as outward appearance, installation simple and easy degree, economy, green.

Description

Safety protection railing who punches is exempted from to frame construction floor

Technical Field

The utility model relates to a construction technical field especially relates to the safety protection railing that punches is exempted from to frame construction floor.

Background

The protection construction of the edge is required before the outer frame is dismantled, the traditional steel pipe protection is not beautiful enough, most of the shaped protection railings adopt a floor pre-buried expansion bolt form to fix the protection railings, a large amount of expansion bolt auxiliary materials are consumed, and the expansion bolts are required to be cleaned after the protection railings are dismantled, so that the labor and the time are wasted; therefore, the frame structure floor perforation-free safety protection rail is designed to solve the problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problems existing in the prior art, and the safety protection railing who punches is exempted from to the frame construction floor that provides.

In order to realize the purpose, the utility model adopts the following technical scheme:

frame construction floor exempts from safety protection railing that punches, including four L type supports, per two all be connected through two expansion plates and a connecting block between the L type support, the connecting block is located the centre of two expansion plates, be equipped with telescopic machanism between connecting block and the expansion plate, be connected through fixation nut between L type support and the expansion plate, wherein two the equal fixedly connected with of lateral wall of L type support prevents the railing.

Preferably, telescopic machanism includes through connection piece and rather than the control lever of rotation connection, the first conical gear of lower terminal surface fixedly connected with of control lever, the lateral wall of connecting block runs through and is equipped with rather than the threaded rod of rotation connection, the one end fixedly connected with second conical gear of threaded rod, intermeshing between first conical gear and the second conical gear, the lateral wall of expansion plate is equipped with the thread groove, the threaded rod extends to in the thread groove and rather than threaded connection.

Preferably, the lateral wall fixedly connected with guide bar of connecting block, the lateral wall of expansion plate is equipped with the guide way, the guide bar extends to in the guide way and rather than sliding connection.

Preferably, four frame columns are arranged between the connecting blocks, and the four L-shaped supports are positioned at four corners of the frame columns.

Preferably, the outer side wall of the expansion plate is provided with a fixing screw hole, and the fixing nut extends into the fixing screw hole and is in threaded connection with the fixing screw hole.

Compared with the prior art, the utility model, its beneficial effect does:

through the device's effect, not only can be applicable to not unidimensional frame post, adaptability is better, and need not to punch, reaches the requirement in aspects such as outward appearance, installation simple and easy degree, economy, green.

Drawings

Fig. 1 is a schematic structural view of a safety guard rail without holes on the floor of the frame structure provided by the utility model;

fig. 2 is an enlarged view of a portion a in fig. 1.

In the figure: 1L type support, 2 expansion plates, 3 connecting blocks, 4 guide bars, 5 control levers, 6 first bevel gears, 7 threaded rods, 8 second bevel gears, 9 thread grooves and 10 protective railings.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1-2, the non-punching safety guard rail for floors of frame structures comprises four L-shaped supports 1, every two L-shaped supports 1 are connected with each other through two expansion plates 2 and a connecting block 3, the connecting block 3 is positioned between the two expansion plates 2, an expansion mechanism is arranged between the connecting block 3 and the expansion plates 2, the expansion mechanism comprises a control rod 5 which penetrates through the connecting block 3 and is rotatably connected with the control rod, a first bevel gear 6 is fixedly connected with the lower end face of the control rod 5, a threaded rod 7 which is rotatably connected with the side wall of the connecting block 3 is penetrated through the side wall of the connecting block 3, a second bevel gear 8 is fixedly connected with one end of the threaded rod 7, the first bevel gear 6 and the second bevel gear 8 are mutually meshed, a threaded groove 9 is arranged on the side wall of the expansion plate 2, the threaded rod 7 extends into the threaded groove 9 and is in threaded connection with the threaded groove, the side wall of the connecting block 3 is fixedly connected with a guide rod 4, the side wall of the telescopic plate 2 is provided with a guide groove, the guide rod 4 extends into the guide groove and is in sliding connection with the guide groove, when the protective railing 10 needs to be installed, four L-shaped supports 1 are firstly arranged on four sides of a frame column, then the size between the two telescopic plates 2 is adjusted to enable the guide rod to be the same as the length of the frame column, a control rod 5 is rotated, the control rod 5 drives a first bevel gear 6 to rotate, the first bevel gear 6 drives a second bevel gear 8 and a threaded rod 7 to rotate, the threaded rod 7 rotates to drive the telescopic plates 2 to perform telescopic movement, thus the distance between the two telescopic plates 2 can be adjusted, and finally a fixing nut 11 is screwed into the fixing threaded hole, so that installation can be completed; exempt from to punch and face limit protector, can reach the requirement in the aspect of outward appearance, installation simple and easy degree, economy, green environmental protection etc..

Be connected through fixation nut 11 between L type support 1 and the expansion plate 2, be equipped with the frame post between four connecting blocks 3, four L type supports 1 are located four angles of frame post, and wherein the equal fixedly connected with guard rail 10 of lateral wall of two L type supports 1, the lateral wall of expansion plate 2 is equipped with fixed screw, fixation nut 11 extend to in the fixed screw and rather than threaded connection.

The utility model discloses its functional principle is explained to the following mode of operation of accessible:

in the utility model, when the protective railing 10 needs to be installed, the four L-shaped supports 1 are firstly arranged on the four sides of the frame column, then the size between the two expansion plates 2 is adjusted to ensure that the length of the expansion plates is the same as that of the frame column, the control rod 5 is rotated, the control rod 5 drives the first bevel gear 6 to rotate, the first bevel gear 6 drives the second bevel gear 8 and the threaded rod 7 to rotate, the threaded rod 7 rotates to drive the expansion plates 2 to perform telescopic movement, thus the distance between the two expansion plates 2 can be adjusted, and finally the fixing nut 11 is screwed into the fixing screw hole, thus the installation can be completed; exempt from to punch and face limit protector, can reach the requirement in the aspect of outward appearance, installation simple and easy degree, economy, green environmental protection etc..

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. Frame construction floor exempts from safety protection railing that punches, including four L type supports (1), its characterized in that, per two all be connected through two expansion plates (2) and a connecting block (3) between L type support (1), connecting block (3) are located the centre of two expansion plates (2), be equipped with telescopic machanism between connecting block (3) and expansion plate (2), be connected through fixation nut (11) between L type support (1) and expansion plate (2), wherein two the equal fixedly connected with of lateral wall of L type support (1) prevents guardrail bar (10).

2. The frame structure floor perforation-free safety protection rail according to claim 1, wherein the telescopic mechanism comprises a through connection block (3) and a control rod (5) connected with the through connection block in a rotating mode, a first bevel gear (6) is fixedly connected to the lower end face of the control rod (5), a threaded rod (7) connected with the connection block in a rotating mode is arranged on the side wall of the connection block (3) in a penetrating mode, a second bevel gear (8) is fixedly connected to one end of the threaded rod (7), the first bevel gear (6) is meshed with the second bevel gear (8) in an engaged mode, a threaded groove (9) is formed in the side wall of the telescopic plate (2), and the threaded rod (7) extends into the threaded groove (9) and is connected with the threaded groove in a threaded mode.

3. The frame structure floor perforation-free safety protection rail according to claim 2, characterized in that a guide rod (4) is fixedly connected to the side wall of the connecting block (3), a guide groove is formed in the side wall of the expansion plate (2), and the guide rod (4) extends into the guide groove and is slidably connected with the guide groove.

4. The frame structure floor perforation-free safety protection rail according to claim 1, characterized in that frame columns are arranged between four connecting blocks (3), and four L-shaped brackets (1) are arranged at four corners of each frame column.

5. The frame structure floor perforation-free safety protection rail according to claim 1, wherein the outer side wall of the expansion plate (2) is provided with a fixing screw hole, and the fixing nut (11) extends into the fixing screw hole and is in threaded connection with the fixing screw hole.