CN215595046U - Device for safety protection of door and window opening - Google Patents

Abstract

The utility model discloses a device for safety protection of a door and window opening, which comprises an L-shaped clamp, a metal sleeve and a disc-shaped clamp, wherein the number of the L-shaped clamp and the disc-shaped clamp is two. This device is used in door and window entrance to a cave safety protection, cooperation through adjusting sleeve and metal sleeve and positive silk lead screw and anti-silk lead screw is used, make this device is used in door and window entrance to a cave safety protection can be fixed with the L type fixture at device both ends, it is rotatory later to rotate metal sleeve and drive adjusting sleeve, thereby pre-adjusting device's total length, make its length slightly be less than door and window entrance to a cave size, later place the device in entrance to a cave department, use metal handle to rotate metal sleeve and make positive silk lead screw and anti-silk lead screw extension and the tight door and window entrance to a cave both sides concrete structure in top, thereby make this device is used in door and window entrance to a cave safety protection can provide safety protection to not unidimensional door and window entrance to a cave, it is convenient and can not harm the concrete structure to dismantle.

Description

Device for safety protection of door and window opening

Technical Field

The utility model belongs to the technical field of building construction safety protection devices, and particularly relates to a device for protecting a door and window opening.

Background

The construction safety is a safety problem encountered in engineering construction of various industries, the construction safety covers all safety problems in the operation process and relates to related contents such as management, finance, logistics support and the like, and in the building construction, the safety protection of door and window openings is an important work in the building safety civilized construction management.

At most job site, the safety protection in door and window entrance to a cave uses expansion bolts as the fixed point that the door and window entrance to a cave protected, takes a lot of work hard and to certain destruction of fashioned concrete structure formation, and the door and window entrance to a cave of unidimensional simultaneously often need the different sizes of customization to face the limit protection, and there is great waste in the material turnover utilization efficiency, for this reason, we have designed a door and window entrance to a cave safety protection and have solved above-mentioned problem with the device.

Disclosure of Invention

Aiming at the defects of the prior art, the utility model provides a device for protecting the entrance of a door or window, which solves the problems in the prior art.

In order to achieve the purpose, the utility model is realized by the following technical scheme: the utility model provides a device is used in door and window entrance to a cave safety protection, includes L type fixture and metal sleeve and disc fixture, L type fixture and disc fixture all have two, and the equal fixed mounting in outside of L type fixture and disc fixture has the metal sheet, the outside welding of metal sheet has the screw thread sleeve, the fixed cover in both ends of metal sleeve is equipped with adjusting sleeve, left side adjusting sleeve's internal thread has cup jointed positive silk lead screw, right side adjusting sleeve's internal thread has cup jointed anti silk lead screw.

Further, a metal handle is fixedly mounted outside the metal sleeve, and an anti-slip sleeve is sleeved outside the metal handle.

Further, the external threads of the positive thread screw rod and the negative thread screw rod are opposite in direction.

Furthermore, the two threaded sleeves are respectively clamped at the tail ends of the positive screw rod and the negative screw rod.

Furthermore, the outer part of the disc-shaped fixture is fixedly sleeved with a rubber gasket, and the outer part of the disc-shaped fixture is fixedly provided with fixing rings positioned on two sides of the threaded sleeve.

Further, the rubber gasket is made of hard rubber, and the fixing ring is made of metal.

Has the advantages that:

1. this device is used in door and window entrance to a cave safety protection, cooperation through adjusting sleeve and metal sleeve and positive silk lead screw and anti-silk lead screw is used, make this device is used in door and window entrance to a cave safety protection can be fixed with the L type fixture at device both ends, it is rotatory later to rotate metal sleeve and drive adjusting sleeve, thereby pre-adjusting device's total length, make its length slightly be less than door and window entrance to a cave size, later place the device in entrance to a cave department, use metal handle to rotate metal sleeve and make positive silk lead screw and anti-silk lead screw extension and the tight door and window entrance to a cave both sides concrete structure in top, thereby make this device is used in door and window entrance to a cave safety protection can provide safety protection to not unidimensional door and window entrance to a cave, it is convenient and can not harm the concrete structure to dismantle.

2. This device is used in door and window entrance to a cave safety protection, use down through the cooperation of disc fixture and metal sheet and threaded sleeve and rubber gasket, make this device is used in door and window entrance to a cave safety protection can be changed into disc fixture with L type fixture when using to the door and window hole of no external corner, hold the outside solid fixed ring of disc fixture and keep the stability of disc fixture when rotating metal sleeve, extrude disc fixture until positive silk lead screw and anti silk lead screw, make the outside rubber gasket and the door and window hole both sides of disc fixture closely laminate, thereby make this device is used in door and window entrance to a cave safety protection also can possess good protecting effect to the door and window hole of no external corner.

Drawings

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

FIG. 2 is a schematic structural view of the interior of the metal sleeve of the present invention;

FIG. 3 is a schematic view of the exterior of the L-clamp of the present invention;

fig. 4 is a schematic view showing the structure of the outer part of the disc-shaped jig of the present invention.

In the figure: 1. an L-shaped fixture; 2. a threaded sleeve; 3. a positive lead screw; 4. a metal sleeve; 5. a reverse-thread screw rod; 6. a metal handle; 7. a disc-shaped clamp; 8. an adjustment sleeve; 9. an anti-slip sleeve; 10. a metal plate; 11. a rubber gasket; 12. and (4) fixing the ring.

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.

Referring to fig. 1 to 2, the present invention provides a technical solution: a device for safety protection of door and window openings comprises an L-shaped clamp 1, a metal sleeve 4 and a disc-shaped clamp 7, wherein the number of the L-shaped clamp 1 and the disc-shaped clamp 7 is two, metal plates 10 are fixedly arranged on the outer portions of the L-shaped clamp 1 and the disc-shaped clamp 7, threaded sleeves 2 are welded on the outer portions of the metal plates 10, adjusting sleeves 8 are fixedly sleeved at two ends of the metal sleeve 4, metal handles 6 are fixedly arranged on the outer portions of the metal sleeve 4, anti-skidding sleeves 9 are sleeved on the outer portions of the metal handles 6, the metal handles 6 are mainly used for assisting workers to rotate the metal sleeve 4, the anti-skidding sleeves 9 sleeved on the outer portions of the metal handles 6 can increase friction force on the outer portions of the metal handles 6 and facilitate operation of the workers, a positive wire rod 3 is sleeved on the inner threads of the left-side adjusting sleeve 8, a reverse wire rod 5 is sleeved on the inner threads of the right-side adjusting sleeve 8, the external threads of the positive wire rod 3 and the reverse wire rod 5 are opposite in direction, because the external screw thread directions of the positive screw rod 3 and the negative screw rod 5 are opposite, when the metal sleeve 4 is easy to rotate during working, the positive screw rod 3 and the negative screw rod 5 can extend towards the two ends of the metal sleeve 4 under the condition that the L-shaped fixture 1 or the disc-shaped fixture 7 is limited, and then the L-shaped fixture 1 and the disc-shaped fixture 7 are driven to approach the concrete structure moving towards doors and windows until the concrete structure is tightly jacked.

Referring to fig. 2 to 4, two threaded sleeves 2 are respectively fastened to the ends of a positive screw rod 3 and a negative screw rod 5, and an L-shaped fixture 1 is L-shaped, so that when an external corner exists on both sides of a door and window opening, the L-shaped fixture 1 can be fastened to the outside of the external corner through its own structure, thereby achieving preliminary fixing, and facilitating a worker to rotate a metal sleeve 4, but if there is no external corner on one side of the door and window opening, other types of tightening devices need to be passed, so that the threaded sleeves 2 are welded to the outside of the L-shaped fixture 1 and a disc-shaped fixture 7 through a metal plate 10, and then the L-shaped fixture 1 or the disc-shaped fixture 7 is fastened to the ends of the positive screw rod 3 and the negative screw rod 5 through the threaded sleeve 2, thereby facilitating replacement, a rubber gasket 11 is fixedly sleeved on the outside of the disc-shaped fixture 7, and fixing rings 12 located on both sides of the disc-shaped fixture 7 are fixedly installed on the outside of the disc-shaped fixture 7, when a door and window hole without an external corner on one side needs to be protected, a worker needs to take down the L-shaped clamp 1, clamp the disc-shaped clamp 7 at the tail ends of the positive wire rod 3 and the negative wire rod 5 through the threaded sleeve 2, hold the fixing ring 12 outside the disc-shaped clamp 7 to keep the disc-shaped clamp 7 stable, rotate the metal sleeve 4 at the same time until the positive wire rod 3 and the negative wire rod 5 extrude the disc-shaped clamp 7, and then tightly attach the rubber gasket 11 outside the disc-shaped clamp 7 to two sides of the door and window hole to finish the jacking of the door and window hole, wherein the rubber gasket 11 is made of hard rubber, the fixing ring 12 is made of hard rubber, the rubber gasket 11 is made of hard rubber and can avoid damaging a concrete structure of the door and window hole, and the fixing ring 12 is made of metal and can enhance the stability of the disc-shaped clamp 7 after the worker holds the fixing ring 12, thereby facilitating installation of the device.

In conclusion, when the device for protecting the door and window hole is used, the L-shaped fixtures 1 at two ends of the device are fixed according to the size of the door and window hole, then the metal sleeve 4 is rotated to drive the adjusting sleeve 8 to rotate, so that the total length of the device is preset to be slightly smaller than the size of the door and window hole, the device is placed at the hole, the L-shaped fixtures 1 are contacted with the male angle of the door and window hole, the metal handle 6 is used for rotating the metal sleeve 4 to enable the positive wire lead rods 3 and the reverse wire lead rods 5 to extend, the L-shaped fixtures 1 tightly prop concrete structures at two sides of the door and window hole along with the positive wire lead rods 3 and the reverse wire lead rods 5, if one side of the door and window hole has no male angle, the L-shaped fixtures 1 are taken down, the disc-shaped fixtures 7 are clamped at the tail ends of the positive wire lead rods 3 and the reverse wire lead rods 5 through the threaded sleeves 2, then the fixing rings 12 outside the disc-shaped fixtures 7 are held to keep the disc-shaped fixtures 7 stable, and rotating the metal sleeve 4 until the positive screw rod 3 and the negative screw rod 5 extrude the disc-shaped fixture 7, and tightly attaching the rubber gasket 11 outside the disc-shaped fixture 7 to the two sides of the door and window hole to complete the use process of the whole device for protecting the door and window hole.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but 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; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated 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 meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. The utility model provides a device is used in door and window entrance to a cave safety protection, includes L type fixture (1) and metal sleeve (4) and disc fixture (7), its characterized in that: l type fixture (1) and disc fixture (7) all have two, and the equal fixed mounting in outside of L type fixture (1) and disc fixture (7) has metal sheet (10), the outside welding of metal sheet (10) has threaded sleeve (2), adjusting sleeve (8) are equipped with to the fixed cover in both ends of metal sleeve (4), the left side the internal thread of adjusting sleeve (8) has cup jointed positive silk lead screw (3), the right side the internal thread of adjusting sleeve (8) has cup jointed anti silk lead screw (5).

2. A door and window opening security device according to claim 1, wherein: the metal sleeve is characterized in that a metal handle (6) is fixedly mounted on the outer portion of the metal sleeve (4), and an anti-slip sleeve (9) is sleeved on the outer portion of the metal handle (6).

3. A door and window opening security device according to claim 1, wherein: the external thread directions of the positive thread screw rod (3) and the negative thread screw rod (5) are opposite.

4. A door and window opening security device according to claim 1, wherein: the two threaded sleeves (2) are respectively clamped at the tail ends of the positive lead screw (3) and the negative lead screw (5).

5. A door and window opening security device according to claim 1, wherein: the rubber gasket (11) is fixedly sleeved outside the disc-shaped fixture (7), and the fixing rings (12) positioned on two sides of the threaded sleeve (2) are fixedly installed outside the disc-shaped fixture (7).

6. A door and window entrance security device according to claim 5, characterized in that: the rubber gasket (11) is made of hard rubber, and the fixing ring (12) is made of metal.

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