CN214303644U - Can dismantle entrance to a cave guard gate - Google Patents

Abstract

The utility model relates to a detachable protective door for a cave entrance, which comprises concrete walls at two sides of the cave entrance and a protective door arranged at the outer side of the cave entrance; the method is characterized in that: the protective door comprises a door body and a connecting pipe fixedly arranged on the door body; the connecting pipe is slidably connected with a limiting device used for positioning the protective door on the concrete wall body; compared with the prior art, the utility model, the cost is low, and simple structure is durable, reduces the structrual destruction, improves stability, has saved manpower and activity duration for the enterprise to can retrieve reuse, can promote the management of engineering safety civilization construction better.

Description

Can dismantle entrance to a cave guard gate

Technical Field

The utility model belongs to the technical field of the building engineering construction, especially, relate to a can dismantle entrance to a cave guard gate.

Background

Along with the rapid development of modern industry, the improvement of building site industrialization degree, the entrance to a cave protection still is the key of the safety control of job site, and external expansion bolts's form is taken basically to current entrance to a cave guard gate, and to a great extent depends on constructor's process level, and several kinds of brickwork entrance to a cave materials of job site normality are aerating piece and shale porous brick simultaneously, and the fastness of expansion bolts on these materials is not good, and easy guard gate is not hard up, drops, and to a great extent has increased the potential safety hazard of entrance to a cave. The fixing mode of the expansion bolt also damages the structure, and particularly the fragile masonry is particularly obviously damaged.

In view of the above problems, it is necessary to improve them.

SUMMERY OF THE UTILITY MODEL

The utility model relates to an overcome the defect among the above-mentioned prior art, provide a simple structure, reasonable in design, need not any instrument and assist the material, can dismantle repetitive use, reduce the entrance to a cave guard gate of destruction simultaneously.

In order to achieve the above purpose, the utility model adopts the technical scheme that: a detachable protective door for a cave opening comprises concrete walls on two sides of the cave opening and a protective door arranged on the outer side of the cave opening; the method is characterized in that: the protective door comprises a door body and a connecting pipe fixedly arranged on the door body; the connecting pipe is connected with a limiting device used for positioning the protective door on the concrete wall body in a sliding mode.

As a preferred scheme of the utility model, a gasket is fixedly arranged between the door body and the connecting pipe; the thickness of the gasket is 2-5 mm.

As a preferred scheme of the utility model, the door body comprises a plurality of railing posts; the tops of the plurality of railing posts are fixedly provided with cross rods; the railing post is fixedly connected with the cross rod to form a protective door frame; the bottom of the protective door frame is fixedly provided with a foot baffle plate.

As a preferred scheme of the utility model, the mid-mounting of door body has warning board, and warning board sets firmly on the railing post, scribbles the warning sign on the warning board.

As an optimized scheme of the utility model, the vertical equidistance interval of a plurality of railing posts sets up, and the interval between the adjacent railing posts is 50mm ~ 100 mm.

As a preferred scheme of the utility model, the limiting device comprises two limiting rods which are oppositely arranged, and the end parts of the limiting rods are fixedly provided with sliding pipes; the sliding pipe is movably sleeved on the connecting pipe.

As a preferred scheme of the utility model, the limiting rod is in an L-shaped structure and comprises a fixed rod and a connecting rod; the sliding pipe is fixedly arranged at the end part of the connecting rod; the limiting rod is fixedly connected with the sliding tube and is integrally formed.

As an optimized scheme of the utility model, the connecting pipe tip is installed and is used for restricting the gliding stop gear of slip pipe.

As a preferred scheme of the utility model, the limiting mechanism comprises a limiting hole fixedly arranged on the connecting pipe; correspondingly, the end part of the connecting pipe is provided with a limit bolt matched with the limit hole; the limiting bolt is inserted in the limiting hole and used for limiting the sliding of the sliding pipe.

As a preferred scheme of the utility model, the distance of spacing hole and connecting tube tip is unanimous with the length of slip pipe.

The utility model has the advantages that:

1. compared with the prior art, the utility model has the advantages of low cost, simple structure, durability, reduced structural damage, improved stability, saved manpower and operation time for enterprises, and capability of recycling and reusing, thereby better promoting the management of engineering safety civilized construction;

2. the utility model aims to reduce the installation of the protective door, reduce the structural damage, improve the turnover, increase the safety, save the labor and reduce the consumption of auxiliary materials;

3. the utility model can realize repeated use by utilizing the L-shaped fixing piece to be fixed in a sliding way, and simultaneously, the relatively uniform protective door is tried in the door opening with a certain size range;

4. the utility model avoids using expansion bolts, reduces the damage of the main bodies at both sides, in particular to the problem that the existing masonry has insufficient strength and is not firm;

5. the utility model discloses it is fixed to install spacing bolt, ensures safe, reliable, stable.

Drawings

FIG. 1 is a schematic view of the protective door of the present invention;

fig. 2 is an exploded view of the spacing device of the present invention;

FIG. 3 is a front structural view of the detachable protective door of the opening of the present invention;

FIG. 4 is a sectional view of the structure of the utility model B-B;

FIG. 5 is an enlarged view of a portion of the present invention from the A direction;

FIG. 6 is a partial enlarged view of the direction C of the present invention;

FIG. 7 is a view of the structure of the detachable protective door for opening at the back of the opening;

FIG. 8 is a back side locking structure view of the detachable protective door for opening according to the present invention;

reference numbers in the figures: the protective door comprises a protective door 1, a concrete wall 2, an opening 3, a gasket 4, a door body 10, a connecting pipe 11, a railing post 12, a cross rod 13, a foot baffle plate 14, a warning plate 15, a limiting bolt 16, a limiting hole 17, a limiting device 20, a limiting rod 21, a fixing rod 21-1, a connecting rod 21-2, a sliding pipe 22 and a limiting mechanism 30.

Detailed Description

The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "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.

Example (b):

as shown in fig. 1 to 8, the detachable protective door for an opening provided in this embodiment includes concrete walls 2 on both sides of an opening 3, and a protective door 1 disposed outside the opening 3; the method is characterized in that: the protective door 1 comprises a door body 10 and a connecting pipe 11 fixedly arranged on the door body 10; the connecting pipe 11 is connected with a limiting device 20 used for positioning the protective door 1 on the concrete wall 2 in a sliding manner; wherein, connecting pipe 11 sets firmly 300mm below the door body 10 top and welds, and the diameter of connecting pipe 11 is 20mm, lays in entrance to a cave 3 department with the guard gate 1 that contracts L type gag lever post 21, and the L shape gag lever post 21 that slides from side to side forms fixedly with inboard both sides concrete wall 2, by inside fixed.

Compared with the prior art, the utility model, the cost is low, and simple structure is durable, reduces the structrual destruction, improves stability, has saved manpower and activity duration for the enterprise to can retrieve reuse, can promote the management of engineering safety civilization construction better.

A gasket 4 is fixedly arranged between the door body 10 and the connecting pipe 11; the thickness of the gasket 4 is 2-5 mm; in this embodiment, the thickness of gasket 4 is 2mm, also makes the clearance between door body 10 and the connecting pipe 11 be 2mm for gag lever post 21 freely slides along sliding tube 22, has improved the slip continuity, improves the availability factor.

The door body 10 includes a plurality of balustrade posts 12; the tops of the plurality of railing posts 12 are fixedly provided with cross rods 13; the railing post 12 is fixedly connected with the cross rod 13 to form a protective door frame; a foot baffle plate 14 is fixedly arranged at the bottom of the protective door frame; door body 10 is used for with concrete wall 2 looks butt, and the construction is convenient, and factor of safety is high, can avoid the protection of current entrance to a cave to have no standardization, requires lowly, the poor technical defect of protecting effect.

The intersection of the railing post 12 and the cross bar 13 is full, leakless, not over-welded and not undercut, and the welding point is brushed with two anti-rust paints for anti-rust treatment; the mid-mounting of door body 10 has warning board 15, and warning board 15 sets firmly on railing post 12, scribbles on warning board 15 and scribbles the warning sign.

The plurality of the railing columns 12 are vertically arranged at equal intervals, and the distance between every two adjacent railing columns 12 is 50-100 mm; specifically, the railing posts 12 are vertically arranged at intervals, the height is not less than 1500mm, and the distance between the railing posts 1 is 50 mm-100 mm.

The limiting device 20 comprises two limiting rods 21 which are oppositely arranged, and a sliding pipe 22 is fixedly arranged at the end part of each limiting rod 21; the sliding pipe 22 is movably sleeved on the connecting pipe 11; the utility model discloses the gag lever post 21 that utilizes the L type can slide fixedly and realize used repeatedly, satisfies the door opening of certain size scope simultaneously and uses relatively unified guard gate on probation.

The limiting rod 21 is of an L-shaped structure and comprises a fixed rod 21-1 and a connecting rod 21-2; the sliding pipe 22 is fixedly arranged at the end part of the connecting rod 21-2; the limiting rod 21 is fixedly connected with the sliding tube 22 and integrally formed; the structural strength and the integral firmness of the limiting rod 21 are improved, and the use safety is further ensured.

The end part of the connecting pipe 11 is provided with a limiting mechanism 30 for limiting the sliding of the sliding pipe 22; the limiting mechanism 30 comprises a limiting hole 17 fixedly arranged on the connecting pipe 11; correspondingly, a limit bolt 16 matched with the limit hole 17 is distributed at the end part of the connecting pipe 11; the limiting bolt 16 is inserted into the limiting hole 17, the sliding tube 22 slides to the end part of the connecting tube 11, and the limiting rod 21 is fixed with the concrete wall body 2, is used for inserting the limiting bolt 16 into the limiting hole 15 and is used for limiting the sliding of the sliding tube 22; specifically, the distance between the limiting hole 17 and the end of the connecting pipe 11 is consistent with the length of the sliding pipe 22; the utility model discloses it is fixed to install spacing bolt, ensures safe, reliable, stable.

The utility model discloses a theory of operation is:

at first, the gag lever post 21 that will be "L" type structure contracts back, and protective door 1 lays in entrance to a cave 3 department, has adjusted the position relation between protective door 1 and concrete wall 2, horizontal slip gag lever post 21 for dead lever 21-1 and inboard both sides wall body joint on the gag lever post 21 peg graft in spacing downthehole 17 with spacing bolt 16, avoid sliding tube 22's slip, be used for fixing a position gag lever post 21, and then make 1 safe firm laying in entrance to a cave 3 departments of protective door, the utility model discloses the use of no longer using expansion bolts has reduced the destruction of both sides main part, especially the not enough fixed insecure problem of current brickwork intensity.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention; thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Although the reference numerals in the figures are used more here: the protective door comprises terms such as a protective door 1, a concrete wall 2, an opening 3, a gasket 4, a door body 10, a connecting pipe 11, a railing post 12, a cross rod 13, a foot baffle plate 14, a warning plate 15, a limiting bolt 16, a limiting hole 17, a limiting device 20, a limiting rod 21, a fixing rod 21-1, a connecting rod 21-2, a sliding pipe 22 and a limiting mechanism 30, but the possibility of using other terms is not excluded. These terms are used merely to more conveniently describe and explain the nature of the present invention; they are to be construed in a manner that is inconsistent with the spirit of the invention.

Claims (10)

1. The utility model provides a can dismantle entrance to a cave guard gate which characterized in that: comprises concrete walls (2) at two sides of a hole (3) and a protective door (1) arranged at the outer side of the hole (3); the method is characterized in that: the protective door (1) comprises a door body (10) and a connecting pipe (11) fixedly arranged on the door body (10); the connecting pipe (11) is connected with a limiting device (20) in a sliding manner, and the limiting device is used for positioning the protective door (1) on the concrete wall body (2).

2. A removable opening protective door according to claim 1, wherein: a gasket (4) is fixedly arranged between the door body (10) and the connecting pipe (11); the thickness of the gasket (4) is 2-5 mm.

3. A removable opening protection door according to claim 1 or 2, characterized in that: the door body (10) comprises a plurality of railing posts (12); the tops of the plurality of railing posts (12) are fixedly provided with cross rods (13); the railing post (12) is fixedly connected with the cross rod (13) to form a protective door frame; the bottom of the protective door frame is fixedly provided with a foot stop plate (14).

4. A removable opening protective door according to claim 3, wherein: the middle part of door body (10) is installed warning board (15), and warning board (15) set firmly on railing post (12), scribbles warning sign on warning board (15).

5. A detachable hole protection door according to claim 4, characterized in that: the plurality of railing posts (12) are arranged at equal intervals vertically, and the distance between every two adjacent railing posts (12) is 50-100 mm.

6. A removable opening protective door according to claim 1, wherein: the limiting device (20) comprises two limiting rods (21) which are oppositely arranged, and sliding pipes (22) are fixedly arranged at the end parts of the limiting rods (21); the sliding pipe (22) is movably sleeved on the connecting pipe (11).

7. A detachable hole protection door according to claim 6, characterized in that: the limiting rod (21) is of an L-shaped structure and comprises a fixing rod (21-1) and a connecting rod (21-2); the sliding pipe (22) is fixedly arranged at the end part of the connecting rod (21-2); the limiting rod (21) is fixedly connected with the sliding tube (22) and is integrally formed.

8. A detachable hole protection door according to claim 7, characterized in that: and a limiting mechanism (30) for limiting the sliding of the sliding pipe (22) is arranged at the end part of the connecting pipe (11).

9. A detachable hole protection door according to claim 8, characterized in that: the limiting mechanism (30) comprises a limiting hole (17) fixedly arranged on the connecting pipe (11); correspondingly, a limiting bolt (16) matched with the limiting hole (17) is distributed at the end part of the connecting pipe (11); the limiting bolt (16) is inserted in the limiting hole (17) and used for limiting the sliding of the sliding tube (22).

10. A removable aperture guard door according to claim 9 wherein: the distance between the limiting hole (17) and the end part of the connecting pipe (11) is consistent with the length of the sliding pipe (22).

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