CN217782962U

CN217782962U - Face limit entrance to a cave protection fixing device

Info

Publication number: CN217782962U
Application number: CN202221491148.6U
Authority: CN
Inventors: 赵磊; 武斌; 李龙; 范文珺; 陈秋霖
Original assignee: China Shanxi Sijian Group Co Ltd
Current assignee: China Shanxi Sijian Group Co Ltd
Priority date: 2022-06-15
Filing date: 2022-06-15
Publication date: 2022-11-11
Anticipated expiration: 2032-06-15

Abstract

The utility model belongs to the technical field of building engineering safety, concretely relates to face limit entrance to a cave protection fixing device. The method comprises the following steps: the fixing device comprises a first screen plate and a second screen plate hinged with the first screen plate, wherein a fixing device body is arranged on the edge of the first screen plate and the edge of the second screen plate, which is far away from a hinged joint, and the first screen plate and the second screen plate are fastened on a wall body through the fixing device body; the fixing device body comprises a main keel and a bending auxiliary keel, the main keel is a section of a steel bar material, one side of the main keel, which is provided with external threads, penetrates through the wall body, the protective guard and the bending auxiliary keel in threaded connection, and one side of the main keel, which is provided with inverted teeth, is fastened with the wall body through a positioning piece. The utility model discloses circulated use replaces current traditional rail guard and fixing device, and ann tears the convenience open, can have enough to meet the need the use, and reuse's is effectual, low in use cost is honest and clean.

Description

Face limit entrance to a cave protection fixing device

Technical Field

The utility model belongs to the technical field of building engineering safety, concretely relates to face limit entrance to a cave protection fixing device.

Background

In recent years, the safety problem caused by the adjacent sides of the building engineering floors is increasingly highlighted. Meanwhile, the requirements of construction engineering on safety standardized construction are higher and higher, and safety production is taken as a primary task of company development and puts forward higher requirements on constructors.

At present, face limit entrance to a cave protection and adopt design safety protection mostly, face limit entrance to a cave department and adopt the overhanging iron sheet of design safety protection both sides, tightly fix or expansion bolts is connected fixedly with major structure through using step, exist as follows not enoughly:

1. the step fastening is used to fix the falling easily after receiving the disturbance, and potential safety hazards exist when the falling. Step by step tightly comparatively commonly used in the building work progress, can be demolishd the use temporarily by the operation personnel, lose often and cause the potential safety hazard.

2. The expansion bolts are used for being fixed to be put into one time, at least 4 expansion bolts are needed for each edge opening, the using amount is large, after the shaping protection is dismantled in the later period, the exposed expansion bolts need to be cut off by gas cutting, the expansion bolts can be used only once, and the material, processing and cutting costs are high.

Generally, a large number of hole guard rails are needed on a building construction site, and meanwhile, the existing guard rails are large in size and inconvenient to transport under the condition that the number of the guard rails is large.

SUMMERY OF THE UTILITY MODEL

The utility model overcomes prior art exists not enough, provides a face limit entrance to a cave protection fixing device.

In order to solve the technical problem, the utility model discloses a technical scheme be: an edge opening protection fixing device comprises: a guard rail, the guard rail comprising: the fixing device comprises a first screen plate and a second screen plate hinged with the first screen plate, wherein a fixing device body is arranged on the edge of the first screen plate and the edge of the second screen plate, which is far away from the hinged point, and the first screen plate and the second screen plate are fastened on a wall body through the fixing device body;

the fixing device body comprises a main keel and a bending auxiliary keel, the main keel is a section of a steel bar material, one side of the main keel, provided with external threads, penetrates through the wall body, the guard rail and the bending auxiliary keel in threaded connection, and one side of the main keel, provided with inverted teeth, is fastened with the wall body through a positioning piece.

Still further, the false keel of bending includes drag link and flat board, dull and stereotyped vertical fixation in the one end of drag link, dull and stereotyped upper surface be used for with the rail guard laminating, one side that the drag link deviates from the flat board is equipped with the internal thread for be connected with the main joist.

Furthermore, the positioning piece is of a sheet structure, the diameter of the lower surface of the positioning piece is larger than that of the upper surface of the positioning piece, and the lower surface of the positioning piece is attached to the wall body to increase the contact area.

Furthermore, the first screen plate and the second screen plate are connected through a hinge or a rotating shaft.

Furthermore, the first screen plate comprises a screen A and a plate surface A arranged on the periphery of the screen A, the plate surface A and the screen A are positioned on the same reference surface to form a first screen plate body, and three surfaces of the first screen plate body are vertically provided with a protection plate;

the second piece otter board includes screen cloth B and sets up in screen cloth B face B all around, face B and screen cloth B are in and constitute second otter board body on the same reference surface, are provided with two installation pieces on the second otter board body, two the installation piece is installed respectively in the upper and lower part of face B, and sets up perpendicularly with face B.

Furthermore, the hinge is provided with a plurality of, and it includes page or leaf board, page or leaf board and pivot down, the equal pin joint pivot of page or leaf board and page or leaf board down, the back and the laminating of face A setting of page or leaf board, the back and the laminating of face B setting of page or leaf board down.

Furthermore, the inverted teeth are one-way teeth, the one-way teeth are of a V-shaped structure, and the tips of the one-way teeth face to one side of the positioning piece.

Compared with the prior art, the utility model beneficial effect who has is:

1. the utility model discloses a with the rail guard design for first piece otter board and second piece otter board, two faces pass through the hinge articulated, and under the state of closing, first piece otter board inlays in second piece otter board, the transportation of a large amount of rail guards of being convenient for.

2. The utility model discloses an establish one-way tooth and setting element in one side of drag link, make both mutually support, one-way tooth tip towards the rail guard, makes the setting element only can remove to the direction of pointed end orientation, plays the spacing effect of fastening.

3. The utility model discloses circulated use replaces current traditional rail guard and fixing device, and ann tears the convenience open, can have enough to meet the need the use, and reuse's is effectual, low in use cost is honest and clean.

Drawings

The present invention will be further described with reference to the accompanying drawings.

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the fastening device of the present invention in a fastened state;

FIG. 3 is a schematic view of the fixing device of the present invention in an exploded state;

fig. 4 is a schematic structural view of the guard rail of the present invention;

fig. 5 is an enlarged schematic view of fig. 2A according to the present invention.

In the figure: 1 is first piece otter board, 11 is screen cloth A,12 is face A,13 is the protection shield, 2 is second piece otter board, 21 is screen cloth B,22 is face B,23 is the installation piece, 3 is the fixing device body, 31 is the main joist, 32 is the false keel that bends, 321 is the drag link, 322 is the flat board, 33 is the external screw thread, 34 is the pawl, 35 is the setting element, 4 is the wall body, 5 is the upper leaf board, 6 is the lower leaf board.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

The utility model provides a face limit entrance to a cave protection fixing device, please refer to figure 1, include: the rail guard, rail guard include first piece otter board 1, with first piece otter board 1 articulated second piece otter board 2, first piece otter board 1 passes through hinge connection with second piece otter board 2, and first piece otter board 1 and second piece otter board 2 deviate from the edge of pin joint and install fixing device body 3, and first piece otter board 1 and second piece otter board 2 fasten on wall body 4 through a plurality of fixing device body 3.

Referring to fig. 2 and 3, the plurality of fixing device bodies 3 include a main keel 31 and a bent auxiliary keel 32, the main keel 31 is a section of a steel bar material, one side of the main keel 31 provided with external threads 33 penetrates through the wall 4, the guard rail is in threaded connection with the bent auxiliary keel 32, the bent auxiliary keel 32 includes a drag link 321 and a flat plate 322, the flat plate 322 is vertically fixed at one end of the drag link 321, the upper surface of the flat plate 322 is used for being attached to the guard rail, one side of the drag link 321, which is far away from the flat plate 322, is provided with internal threads, and one side of the main keel 31 provided with inverted teeth 34 is fastened with the wall 4 through a positioning piece 35; the inverted tooth 34 is a one-way tooth which is in a V-shaped structure, and the tip end of the one-way tooth faces one side of the positioning piece 35; the positioning member 35 is a sheet structure, the diameter of the lower surface of the positioning member is larger than that of the upper surface of the positioning member, and the lower surface of the positioning member is attached to the wall 4 to increase the contact area.

Referring to fig. 4, the first screen plate 1 includes a screen a11 and a plate surface a12 disposed around the screen a11, the plate surface a12 and the screen a11 are located on the same reference surface to form a first screen plate body, and three surfaces of the first screen plate body are vertically provided with a protection plate 13.

Referring to fig. 4, the second screen plate 2 includes a screen B21 and a plate B22 disposed around the screen B21, the plate B22 and the screen B21 are on the same reference plane to form a second screen plate body, the second screen plate body is provided with two mounting pieces 23, and the two mounting pieces 23 are respectively mounted on the upper and lower portions of the plate B22 and are perpendicular to the plate B22; the second net plate is embedded in the first net plate in a closed state.

Referring to fig. 4, the hinges include a plurality of upper leaves 5, a plurality of lower leaves 6 and a plurality of rotating shafts, the upper leaves 5 and the lower leaves 6 are all pivoted with the rotating shafts, the back of the upper leaves 5 is attached to the board surface a12, and the back of the lower leaves 6 is attached to the board surface B22.

The utility model discloses the installation flow is as follows:

need face limit entrance to a cave protection instrument in a large number on the building engineering construction site, current rail guard is bulky, the mesh part of rail guard very easily collides with and appears damaging when the transportation is inconvenient, therefore the utility model discloses before the use, first piece otter board and second piece otter board are in the coincide state that does not open, the operation personnel transport to the job site, at first open second piece otter board from first piece otter board, form a whole rail guard, fixing device is provided with four, be fixed in first piece otter board and the holistic four angles of second piece otter board respectively, secondly with the last corner of the face A of first piece otter board of main joist's screw end, the wall body passes, the false keel and the main joist threaded connection of will bending again, the dull and stereotyped upper surface and the wall body laminating of false keel bend this moment, push in the one end that is equipped with the pawl with the gasket from the main joist at last, until gasket and wall body laminating fastening.

The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present invention within the knowledge of those skilled in the art.

Claims

1. An edge opening protection fixing device comprises: the protective guard is characterized by comprising a first screen plate (1) and a second screen plate (2) hinged with the first screen plate (1), wherein fixing device bodies (3) are arranged on the edges, departing from the hinged point, of the first screen plate (1) and the second screen plate (2), and the first screen plate (1) and the second screen plate (2) are fastened on a wall body (4) through a plurality of fixing device bodies (3);

a plurality of fixing device body (3) are including main joist (31) and false keel (32) of bending, main joist (31) are the reinforcing bar material section, and wall body (4), rail guard and the false keel (32) threaded connection of bending are passed to one side that main joist (31) were equipped with external screw thread (33), and one side that main joist (31) were provided with pawl (34) is passed through setting element (35) and is fastened with wall body (4).

2. An edge-facing hole protection fixing device as claimed in claim 1, wherein the bent auxiliary keel (32) comprises a straight pull rod (321) and a flat plate (322), the flat plate (322) is perpendicularly fixed at one end of the straight pull rod (321), the upper surface of the flat plate (322) is used for being attached to a protective guard, and an internal thread is arranged on one side, away from the flat plate (322), of the straight pull rod (321) and used for being connected with the main keel (31).

3. A device for protecting and fixing a limb opening according to claim 2, wherein the positioning member (35) is a sheet structure, the diameter of the lower surface of the positioning member is larger than that of the upper surface of the positioning member, and the lower surface is attached to the wall (4) to increase the contact area.

4. A kind of facing edge entrance to a cave protection fixing device according to claim 1 or 3, characterized by, the first piece otter board (1) is connected with the second piece otter board (2) through the hinge or axis of rotation.

5. The edge-facing cave mouth protection fixing device according to claim 4, characterized in that the first piece of screen (1) comprises a screen A (11) and a plate surface A (12) arranged around the screen A (11), the plate surface A (12) and the screen A (11) are positioned on the same datum plane to form a first screen body, and three sides of the first screen body are vertically provided with protection plates (13);

second piece otter board (2) include screen cloth B (21) and set up in screen cloth B (21) face B (22) all around, constitute second otter board body on face B (22) and screen cloth B (21) are in same reference surface, are provided with two installation pieces (23) on the second otter board body, two installation piece (23) are installed respectively in the upper and lower portion of face B (22), and set up perpendicularly with face B (22).

6. A face limit entrance to a cave protection fixing device of claim 5, characterized in that, the hinge is provided with a plurality ofly, and it includes page or leaf board (5), lower page or leaf board (6) and pivot, page or leaf board (5) and lower page or leaf board (6) all pin joint pivot, and the back and the face A (12) laminating setting of page or leaf board (5), the back and the face B (22) laminating setting of lower page or leaf board (6).

7. An edge-facing aperture protective fixing device according to claim 1, characterized in that the inverted tooth (34) is a one-way tooth, the one-way tooth is a V-shaped structure, and the tip end of the one-way tooth faces to one side of the positioning member (35).