CN215803671U

CN215803671U - Guardrail for building construction

Info

Publication number: CN215803671U
Application number: CN202120783513.XU
Authority: CN
Inventors: 温东平; 白利剑; 刘殿元; 李国鑫; 赵志强
Original assignee: Gansu Xinrui Urban Construction Co ltd
Current assignee: Gansu Xinrui Urban Construction Co ltd
Priority date: 2021-04-16
Filing date: 2021-04-16
Publication date: 2022-02-11
Anticipated expiration: 2031-04-16

Abstract

The utility model discloses a guardrail for building construction, which relates to the technical field of building construction tools and comprises a plurality of protective devices, wherein two sides of a protective net are respectively provided with a first supporting column, two sides of the first supporting column are respectively provided with a fixed cylinder and a fixed pin, and the fixed pins are detachably connected with the fixed cylinders of the adjacent protective devices; a second support column is rotatably connected with the first support column, the bottom of the second support column is fixedly connected with a support foot, the top of the second support column is connected with an adjusting device, and the protecting device is used for protecting a construction site; the fixed cylinder and the fixed pin are used for fixing the protective device to prevent the protective device from toppling; the adjusting device is used for adjusting the angle of the supporting leg so as to better protect a construction site; the push rod increases the moment of the connecting rod, so that the angle of the supporting foot can be adjusted more conveniently and more conveniently. The utility model has simple and reliable structure, can conveniently install, disassemble and collect the protection device, has simple operation and is suitable for popularization.

Description

Guardrail for building construction

Technical Field

The utility model relates to the technical field of building construction tools, in particular to a guardrail for building construction.

Background

In the building construction process, in order to ensure the safety of constructors, construction protective guards are arranged at the periphery of a foundation pit of a construction site and material stacking and processing sites so as to isolate and warn the constructors of the construction site and prevent accidents. But current guardrail, the volume is great, and is heavy, and the process of installation, dismantlement, collection is very loaded down with trivial details, and transportation and storage are also very inconvenient, and this can influence the construction progress indirectly.

Disclosure of Invention

Aiming at the problems, the utility model provides a guardrail for building construction, which solves the problem of complex installation, disassembly and collection.

The technical scheme of the utility model is as follows: a guardrail for building construction can be switched into a linear mode and a closed mode, and comprises a plurality of protective devices;

the protective device comprises supporting legs, a first supporting column, a second supporting column, a fixed cylinder, a protective net, a fixed pin and an adjusting device; the protective net is characterized in that first supporting columns are arranged on two sides of the protective net respectively, fixed cylinders and fixed pins are arranged on two sides of each first supporting column respectively, and the fixed pins are detachably connected with the fixed cylinders of the adjacent protective devices;

when the guardrail is in a linear mode, the fixing pins of the plurality of protection devices are connected with the fixing cylinders of the adjacent protection devices, and when the guardrail is in a closed mode, the fixing pins of the plurality of protection devices are connected with the fixing cylinders end to end;

the support device is characterized in that a second support column which is connected in a rotating mode is arranged in the first support column, the bottom of the second support column is fixedly connected with a support leg, and the top of the second support column is connected with an adjusting device.

Further, the adjusting device comprises a ratchet wheel, a supporting block, a connecting rod, a first pawl, a second pawl and a first spring; the ratchet wheel is arranged on the second supporting column, a supporting block is arranged on the ratchet wheel, the supporting block is fixedly connected with the first supporting column, a connecting rod which is rotatably connected with the supporting block is sleeved on the supporting block, a bulge is arranged on the inner side of one end of the connecting rod, a first sliding groove which is matched with the bulge is arranged in the first supporting column, the bulge is in sliding connection with the first sliding groove, a first pawl is hinged on the inner side of one end of the connecting rod, a second pawl is hinged on the inner side of the other end of the connecting rod, external teeth are arranged on the outer side of the ratchet wheel, a cavity is arranged at the center of the ratchet wheel, the second pawl is arranged in the cavity, internal teeth are arranged in the cavity, the first pawl is in meshing connection with the external teeth, the second pawl is in meshing connection with the internal teeth, a first spring is arranged between the first pawl and the second pawl, and a second sliding groove which is matched with the connecting rod is arranged on one side of the first supporting column, the connecting rod is connected with the second sliding groove in a sliding mode.

Furthermore, a warning board is arranged on the protective net.

Furthermore, one end of the connecting rod is provided with a detachable push rod.

Furthermore, the protective net further comprises a matched collecting box, the collecting box is used for collecting the protective device, one side of the collecting box is connected with a second spring, the other end of the second spring is connected with an elastic plate, and the elastic plate is connected with the collecting box in a sliding mode.

The utility model has the advantages that:

the protection device is used for protecting a construction site; the fixed cylinder and the fixed pin are used for fixing the protective device to prevent the protective device from toppling; the adjusting device is used for adjusting the angle of the supporting leg so as to better protect a construction site; the push rod increases the moment of the connecting rod, so that the angle of the supporting foot can be adjusted more conveniently and more conveniently. The utility model has simple and reliable structure, can conveniently install, disassemble and collect the protection device, has simple operation and is suitable for popularization.

In addition to the objects, features and advantages described above, other objects, features and advantages of the present invention are also provided. The present invention will be described in further detail below with reference to the drawings.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate embodiments of the utility model and, together with the description, serve to explain the utility model and not to limit the utility model.

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the guard structure of the present invention;

FIG. 3 is a schematic view of a first chute configuration of the present invention;

FIG. 4 is a schematic view of the ratchet structure of the present invention;

FIG. 5 is a first spring mounting schematic of the present invention;

FIG. 6 is a schematic view of the ratchet mounting of the present invention;

FIG. 7 is a second chute mounting schematic of the utility model;

fig. 8 is a schematic view of the structure of the collection box of the present invention.

Reference numerals:

the device comprises supporting legs 1, first supporting columns 2, second supporting columns 3, a fixing barrel 4, a protective net 5, a warning board 6, a fixing pin 7, a ratchet 8, supporting blocks 9, a connecting rod 10, a first pawl 11, a second pawl 12, a first spring 13, a push rod 14, a second chute 15, a collecting box 16, an elastic plate 17, a second spring 18, an adjusting device 19, a protecting device 20, a bulge 21 and a first chute 22.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the utility model and are not intended to limit the utility model.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

Referring to fig. 1 to 8, a guardrail for building construction, which is switchable between a linear mode and a closed mode, includes a plurality of guards 20;

the protection device 20 comprises a supporting foot 1, a first supporting column 2, a second supporting column 3, a fixed cylinder 4, a protective net 5, a fixed pin 7 and an adjusting device 19; the two sides of the protective net 5 are respectively provided with a first supporting column 2 for supporting the protective net 5, the two sides of each first supporting column 2 are respectively provided with a fixed cylinder 4 and a fixed pin 7, the fixed pins 7 are detachably connected with the fixed cylinders 4 of the adjacent protective devices 20, and the fixed cylinders 4 and the fixed pins 7 play a role in connection and are used for connecting the adjacent protective devices 20;

when the guardrail is in a linear mode, the fixing pins 7 of the plurality of protection devices 20 are connected with the fixing cylinders 4 of the adjacent protection devices 20, when the guardrail is in a closed mode, the fixing pins 7 of the plurality of protection devices 20 are connected with the fixing cylinders 4 end to end, and the protection devices 20 are connected according to actual needs, so that the guardrail is time-saving, labor-saving, convenient and quick;

be equipped with the second support column 3 that rotates the connection in the

first support column

2, 3 bottom fixedly connected with supporting legss 1 of second support column rotate second support column 3 and can drive supporting legss 1 and rotate, and 3 tops of second support column are connected with adjusting device 19, and adjusting device 19 drives second support column 3 and rotates.

The adjusting device 19 comprises a ratchet wheel 8, a supporting block 9, a connecting rod 10, a first pawl 11, a second pawl 12 and a first spring 13; a ratchet wheel 8 is connected on the second support column 3, a support block 9 is arranged on the ratchet wheel 8, the support block 9 is fixedly connected with the first support column 2, a connecting rod 10 which is rotatably connected is sleeved on the support block 9, the support block 9 supports the connecting rod 10, a bulge 21 is arranged on the inner side of one end of the connecting rod 10, a first chute 22 which is matched with the bulge 21 is arranged in the first support column 2, the bulge 21 is in sliding connection with the first chute 22 and is used for limiting the rotating angle of the connecting rod 10 and preventing the connecting rod 10 from moving, a first pawl 11 is hinged on the inner side of one end of the connecting rod 10, the connecting rod 10 drives the first pawl 11 to slide, a second pawl 12 is hinged on the inner side of the other end of the connecting rod 10, external teeth are arranged on the outer side of the ratchet wheel 8, a cavity is arranged in the center of the ratchet wheel 8, the second pawl 12 is arranged in the cavity, internal teeth are arranged in the cavity, the first pawl 11 is in meshing connection with the external teeth, and the second pawl 12 is in meshing connection with the internal teeth, be equipped with first spring 13 between first pawl 11 and the second pawl 12, first spring 13 makes first pawl 11 and second pawl 12 mesh with the external tooth and the internal tooth of ratchet 8 respectively mutually, when pulling push rod 14, second pawl 12 meshes with the internal tooth and provides power for ratchet 8 mutually, thereby drive ratchet 8 and rotate, first pawl 11 slides over from the external tooth, first spring 13 is stretched, loosen push rod 14 after drawing certain angle, the tension on first spring 13 drives first pawl 11 and meshes with the external tooth, the tension on first spring 13 drives connecting rod 10 and resets and prevents ratchet 8's gyration simultaneously, first support column 2 one side is equipped with second spout 15 with connecting rod 10 matched with, connecting rod 10 and second spout 15 sliding connection prevent that connecting rod 10 from taking place the drunkenness.

The protective screen 5 is provided with a warning board 6 for warning passing pedestrians and preventing accidents.

Connecting rod 10 one end is equipped with detachable push rod 14, increases moment, lets the user install and dismantle more laborsavingly, and preferably, push rod 14 passes through threaded connection with connecting rod 10, takes off threaded connection's push rod 14 after using up, prevents to take place the mistake and bumps.

The protective net 5 further comprises a matched collecting box 16, the collecting box 16 is used for collecting the protective device 20, one side of the collecting box 16 is connected with a second spring 18, the other end of the second spring 18 is connected with an elastic plate 17, the elastic plate 17 is in sliding connection with the collecting box 16, after the protective device 20 is collected in the collecting box 16, the elastic plate 17 and the second spring 18 exert elastic force on the protective device 20, and therefore the protective device 20 cannot be scattered in the transportation process.

The use method of the utility model comprises the following steps: when protection is needed, the protection device 20 is taken out of the collection box 16, the fixing pins 7 on the protection device 20 are inserted into the fixing cylinders 4 on the adjacent protection devices 20 to be connected into a needed mode, when the protection device 20 needs to adjust the angle, the push rod 14 is screwed on the connecting rod 10, when the push rod 14 is pulled, the second pawl 12 is meshed with the internal teeth to provide power for the ratchet wheel 8, so that the ratchet wheel 8 is driven to rotate, the first pawl 11 slides over the external teeth, the first spring 13 is stretched, the push rod 14 is loosened after the push rod is pulled to a certain angle, the tension on the first spring 13 drives the first pawl 11 to be meshed with the external teeth, the tension on the first spring 13 drives the connecting rod 10 to reset and prevent the ratchet wheel 8 from rotating, so that the ratchet wheel 8 is driven to rotate, the ratchet wheel 8 drives the supporting legs 1 to rotate through the second supporting columns 3, the push-pull push rod 14 is stopped after the proper angle is reached, meanwhile, the adjacent supporting feet 1 are adjusted to the same angle; when it is necessary to collect the guard 20, the guard 20 is detached from the adjacent guard 20, the supporting legs 1 are adjusted to be parallel to the protection net 5 by the push rods 14, and then the guard 20 is put into the collecting box 16 for the next use.

The protection device 20 of the present invention is used to protect a construction site; the fixed cylinder 4 and the fixed pin 7 are used for fixing the protection device 20 to prevent the protection device from falling; the adjusting device 19 is used for adjusting the angle of the supporting foot 1 so as to better protect a construction site; the push rod 14 increases the moment of the connecting rod 10, so that the angle of the supporting foot 1 can be adjusted more conveniently and more conveniently. The utility model has simple and reliable structure, can conveniently install, disassemble and collect the protection device 20, has simple operation and is suitable for popularization.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.

Claims

1. The guardrail for house construction is characterized by being switchable into a linear mode and a closed mode and comprising a plurality of protective devices (20);

the protective device (20) comprises supporting legs (1), a first supporting column (2), a second supporting column (3), a fixed cylinder (4), a protective net (5), a fixing pin (7) and an adjusting device (19); the protective net is characterized in that first supporting columns (2) are arranged on two sides of the protective net (5), fixed cylinders (4) and fixed pins (7) are arranged on two sides of each first supporting column (2), and the fixed pins (7) are detachably connected with the fixed cylinders (4) of the adjacent protective devices (20);

when the guardrail is in a linear mode, the fixing pins (7) of the plurality of protective devices (20) are connected with the fixing cylinders (4) of the adjacent protective devices (20), and when the guardrail is in a closed mode, the fixing pins (7) of the plurality of protective devices (20) are connected with the fixing cylinders (4) end to end;

be equipped with second support column (3) that rotate the connection in first support column (2), second support column (3) bottom fixedly connected with supporting legs (1), second support column (3) top is connected with adjusting device (19).

2. The guardrail for building construction according to claim 1, wherein the adjusting device (19) comprises a ratchet wheel (8), a support block (9), a connecting rod (10), a first pawl (11), a second pawl (12) and a first spring (13); the ratchet wheel (8) is arranged on the second supporting column (3), the supporting block (9) is arranged on the ratchet wheel (8), the supporting block (9) is fixedly connected with the first supporting column (2), the connecting rod (10) which is rotatably connected is sleeved on the supporting block (9), the inner side of one end of the connecting rod (10) is provided with the bulge (21), the first supporting column (2) is internally provided with the first chute (22) matched with the bulge (21), the bulge (21) is slidably connected with the first chute (22), the inner side of one end of the connecting rod (10) is hinged with the first pawl (11), the inner side of the other end of the connecting rod (10) is hinged with the second pawl (12), the outer teeth are arranged on the outer side of the ratchet wheel (8), the center of the ratchet wheel (8) is provided with the cavity, the second pawl (12) is arranged in the cavity, the inner teeth are arranged in the cavity, and the first pawl (11) is meshed with the outer teeth, second pawl (12) are connected with the meshing of internal tooth, be equipped with first spring (13) between first pawl (11) and second pawl (12), first support column (2) one side is equipped with and links to each other connecting rod (10) matched with second spout (15), connecting rod (10) and second spout (15) sliding connection.

3. The guardrail for house construction according to claim 1, wherein the protective net (5) is provided with a warning board (6).

4. The guardrail for building construction according to claim 2, wherein the connecting rod (10) is provided with a detachable push rod (14) at one end.

5. The guardrail for building construction according to claim 1, wherein the protective net (5) further comprises a matched collecting box (16), the collecting box (16) is used for collecting the protective device (20), one side of the collecting box (16) is connected with a second spring (18), the other end of the second spring (18) is connected with an elastic plate (17), and the elastic plate (17) is slidably connected with the collecting box (16).