CN215978554U

CN215978554U - Be applied to job site finished product stair surface course protection device

Info

Publication number: CN215978554U
Application number: CN202122211936.7U
Authority: CN
Inventors: 陆军; 安百平; 赵守彦; 景帅帅
Original assignee: Linyi Tianfang Construction Research Testing Co ltd; Tianyuan Construction Group Co Ltd; Veterans Shandong Construction Group Co Ltd
Current assignee: Linyi Tianfang Construction Research Testing Co ltd; Tianyuan Construction Group Co Ltd; Veterans Shandong Construction Group Co Ltd
Priority date: 2021-09-13
Filing date: 2021-09-13
Publication date: 2022-03-08
Anticipated expiration: 2031-09-13

Abstract

The utility model provides a finished stair surface protection device applied to a construction site, which is characterized by comprising an external corner protection plate and an internal corner protection plate, wherein the external corner protection plate comprises a first horizontal plate and a first vertical plate which are mutually and vertically connected, the internal corner protection plate comprises a second vertical plate and a second horizontal plate which are mutually and vertically connected, a first locking mechanism is arranged on the external corner protection plate, the first locking mechanism can be used for realizing the fixed connection of two left and right adjacent external corner protection plates, a second locking mechanism is arranged on the internal corner protection plate, and the second locking mechanism can be used for realizing the fixed connection of the two left and right adjacent internal corner protection plates. The protection device consists of a plurality of independent external corner protection plates and a plurality of independent internal corner protection plates, and the number of the external corner protection plates and the number of the internal corner protection plates can be selected according to different widths of the stair structures, so that the application range of the protection device is expanded.

Description

Be applied to job site finished product stair surface course protection device

Technical Field

The utility model relates to a protective device for a finished stair surface layer applied to a construction site.

Background

With the rapid development of buildings, particularly the development of assembly type buildings is vigorously advocated by the countries in recent years, a large number of stair structures produced in an assembly type mode are popularized and applied, but in site construction, a large number of follow-up construction needs to be carried out after the assembly type stairs are lifted, the stair steps on the site need to be protected, the outer layer of the traditional stair protection is mostly customized by adopting templates, and therefore the surfaces of the stair steps in the follow-up construction are protected from being collided and damaged in the construction process of material transportation and the like. However, the protective layer customized by the template cannot be repeatedly used on stair structures with different sizes (referring to the width of the stair), and is equivalent to a disposable product, so that the problems of material waste, cost increase and the like are caused.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a stair surface layer protection device applied to a construction site finished product, which consists of a plurality of independent external corner protection plates and internal corner protection plates, wherein the number of the external corner protection plates and the number of the internal corner protection plates can be selected according to different widths of stair structures, so that the application range of the stair surface layer protection device is enlarged, and meanwhile, the external corner protection plates and the internal corner protection plates can be detached and reused, so that the material is saved, and meanwhile, the stair surface layer protection device is beneficial to reducing the construction cost.

The technical scheme adopted by the utility model for solving the technical problems is as follows: the utility model provides a be applied to job site finished product stair surface protection device, includes external corner protection shield, reentrant corner protection shield, the external corner protection shield includes first horizontal plate and the first vertical board that mutually perpendicular connects all set up a draw-in groove on the outer terminal surface of first horizontal plate and first vertical board, the reentrant corner protection shield includes the second vertical board and the second horizontal plate that mutually perpendicular connects all set up one on the outer terminal surface of second vertical board and second horizontal plate and can block the joint board of putting in the draw-in groove be provided with first locking mechanism on the external corner protection shield, utilize first locking mechanism can realize controlling the fixed connection of adjacent external corner protection shield about two, be provided with second locking mechanism on the reentrant corner protection shield, utilize second locking mechanism can realize controlling the fixed connection of adjacent reentrant corner protection shield about two, first horizontal plate, The first vertical plate, the second vertical plate and the second horizontal plate have the same thickness.

Preferably, the first locking mechanism includes a left first serial groove, a right first serial groove, and a first serial plate, the left first serial groove and the right first serial groove are respectively disposed on the left and right sides of the first vertical plate, the first serial plate is sleeved in the left first serial groove, one end of the first serial plate can be sleeved in the right first serial groove adjacent to the first serial plate, a first long circular hole vertically penetrating through the left first serial groove is disposed on the front end surface of the first vertical plate, a first shift lever arranged on the first serial plate is sleeved in the first long circular hole, and a first jacking bolt and a second jacking bolt for fixing the first serial plate located in the left first serial groove and the right first serial groove are disposed on the front end surface of the first vertical plate.

Furthermore, the second locking mechanism comprises a left second serial connection groove, a right second serial connection groove and a second serial connection plate, the left second serial connection groove and the right second serial connection groove are respectively and oppositely arranged on the left side and the right side of the second vertical plate, the second serial connection plate is sleeved in the left second serial connection groove, one end of the second serial connection plate can be sleeved in the right second serial connection groove adjacent to the second serial connection groove, a second long circular hole vertically communicated with the left second serial connection groove is formed in the front end face of the second vertical plate, a second lifting lever arranged on the second serial connection plate is sleeved in the second long circular hole, and a third jacking bolt and a fourth jacking bolt which are respectively used for fixing the second serial connection plates in the left second serial connection groove and the right second serial connection groove are arranged on the front end face of the second vertical plate.

Further, a first long circular groove is formed in the outer side of the front end of the first long circular hole.

Further, a second long circular groove is formed in the outer side of the front end of the second long circular hole.

Preferably, all set up a rubber slab on the face that first horizontal plate, first vertical board, second vertical board and second horizontal plate and stair step are relative respectively.

The utility model has the beneficial effects that: the utility model has simple structure and convenient processing and manufacturing; in practical application, the protection of the external corner surface of the stair step can be realized by utilizing the transverse butt joint connection of a plurality of external corner protection plates; the protection of the surface of the internal corner of the stair step can be realized by utilizing the transverse butt joint connection of a plurality of internal corner protection plates; the external corner protection plate and the internal corner protection plate are connected in series in the longitudinal direction, so that the connection stability of the external corner protection plate and the internal corner protection plate can be improved, and the protection stability of the stair steps can be improved; the external corner protection plate and the internal corner protection plate can be freely detached and combined, so that the flexibility and the applicability of the utility model are improved, and the utility model can be used on stair structures with different widths; the external corner protection plate and the internal corner protection plate can be repeatedly used for multiple times, so that the materials are saved, and meanwhile, the construction cost is favorably reduced.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are part of the preferred embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is a schematic diagram of the application of the present invention;

FIG. 2 is a schematic view of the overall structure of the external corner protection plate;

FIG. 3 is a schematic view of the overall structure of the internal corner protection plate;

FIG. 4 is a schematic view of the first and second locking mechanisms in use;

FIG. 5 is an enlarged view taken at A in FIG. 1;

FIG. 6 is an enlarged view of FIG. 1 at B;

in the figure: the first horizontal plate of 1 external corner protection board, 11 first horizontal plate, 12 first vertical plate, 2 internal corner protection board, 21 second vertical plate, 22 second horizontal plate, 31 left first series connection groove, 32 right first series connection groove, 33 first series connection plate, 331 first deflector rod, 34 first long round hole, 341 first long round groove, 35 first jacking bolt, 36 second jacking bolt, 41 left second series connection groove, 42 right second series connection groove, 43 second series connection plate, 431 second deflector rod, 44 second long round hole, 441 second long round groove, 45 third jacking bolt, 46 fourth jacking bolt, 101 finished product stair, 102 neck, 103 joint plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the specific embodiments and accompanying drawings 1-6, and it is obvious that the described embodiments are only a part of the preferred embodiments of the present invention, and not all embodiments. Those skilled in the art can make similar modifications without departing from the spirit of the utility model, and therefore the utility model is not limited to the specific embodiments disclosed below.

The utility model provides a finished stair surface protection device (as shown in figure 1) applied to a construction site, which comprises an external corner protection plate 1 and an internal corner protection plate 2, wherein the cross sections of the external corner protection plate 1 and the internal corner protection plate 2 are in right-angle shapes so as to be tightly attached to the external corner and the internal corner of a step of a finished stair 101 in application, the external corner protection plate 1 comprises a first horizontal plate 11 and a first vertical plate 12 which are vertically connected, in practical application, the external corner protection plate 1 can be in an integral structure, a clamping groove 102 is respectively arranged on the outer end faces of the first horizontal plate 11 and the first vertical plate 12, the internal corner protection plate 2 comprises a second vertical plate 21 and a second horizontal plate 22 which are vertically connected, a clamping plate 103 which can be clamped in the clamping groove 102 is respectively arranged on the outer end faces of the second vertical plate 21 and the second horizontal plate 22, and the clamping plate 103 is clamped in the corresponding clamping groove 102, the male corner protection plate 1 and the female corner protection plate 2 can be sequentially distributed and connected at intervals along the longitudinal direction of the finished product stair 101; the outer corner protection plates 1 are provided with first locking mechanisms, the two outer corner protection plates 1 adjacent to each other left and right can be fixedly connected by the first locking mechanisms, the inner corner protection plates 2 are provided with second locking mechanisms, the two inner corner protection plates 2 adjacent to each other left and right can be fixedly connected by the second locking mechanisms, and the steps of the whole finished stair can be covered by the connection distribution among the adjacent outer corner protection plates 1, the connection distribution among the adjacent inner corner protection plates 2 and the connection between the outer corner protection plates 1 and the inner corner protection plates 2 adjacent up and down, so that the surface of the steps can be protected; in practical application, the using number of the external corner protection plate 1 and the internal corner protection plate 2 can be calculated according to the actual width of the stairs and the number of steps, so that the stair application of the device on different structural sizes is realized; furthermore, the external corner protection plate 1 and the internal corner protection plate 2 can be repeatedly disassembled and used, so that the material can be saved, and the construction cost can be reduced; in practical applications, in order to ensure the connection flatness between the male corner protection plate 1 and the female corner protection plate 2, the thicknesses of the first horizontal plate 11, the first vertical plate 12, the second vertical plate 21 and the second horizontal plate 22 are made the same.

In this embodiment, the first locking mechanism is specifically implemented as follows: the first locking mechanism comprises a left first serial groove 31, a right first serial groove 32, a first serial plate 33, the left first serial groove 31 and the right first serial groove 32 are respectively oppositely arranged at the left and right sides of the first vertical plate 12, the first serial plate 33 is sleeved in the left first serial groove 31, one end of the first serial plate 33 can be sleeved in the right first serial groove 32 adjacent to the first serial plate, the first serial plate 33 can freely slide in the left first serial groove 31 and the right first serial groove 32, a first oblong hole 34 vertically penetrating the left first serial groove 31 is formed in the front end surface of the first vertical plate 12, a first shifting lever 331 disposed on the first serial plate 33 is sleeved in the first long circular hole 34, and by shifting the first shifting lever 331, the first serial plate 33 can be moved, therefore, in practical application, the first serial connection plate 33 can smoothly enter the corresponding right first serial connection groove 32; in order to keep the end surface of the first vertical plate 12 flat, the end of the first shift lever 331 is lower than the end surface of the first vertical plate 12, and at this time, in order to facilitate smooth shifting of the first shift lever 331, a first long circular groove 341 is arranged outside the front end of the first long circular hole 34, the first long circular groove 341 is larger than the first long circular hole 34, so that the top end of the first shift lever 331 is exposed out of a part of the first long circular hole 34, and shifting of the first shift lever 331 is facilitated; on the front end face of the first vertical plate 12, there are provided a first jacking bolt 35 and a second jacking bolt 36 for respectively achieving fixation of the first series plate 33 located in the left first series groove 31 and the right first series groove 32. In the practical application process, the connection of two adjacent external corner protection panels 1 is realized in a specific way that a part of the first series connection plate 33 on the external corner protection panel 1 on the right side extends into the right first series connection groove 32 in the external corner protection panel 1 on the left side, then the first jacking bolt 35 and the second jacking bolt 36 are respectively rotated to jack the first series connection plate 33, and the first series connection plate 33 after being jacked and positioned is used for realizing the fixed connection of the two external corner protection panels 1.

In this embodiment, the second locking mechanism is specifically implemented as follows: the second locking mechanism comprises a left second serial connection groove 41, a right second serial connection groove 42 and a second serial connection plate 43, the left second serial groove 41 and the right second serial groove 42 are respectively oppositely arranged at the left and right sides of the second vertical plate 21, the second serial plate 43 is sleeved in the left second serial groove 41, one end of the second serial plate 43 can be sleeved in the right second serial groove 42 adjacent to the second serial plate, the second serial plate 43 can freely slide in the left second serial groove 41 and the right second serial groove 42, a second oblong hole 44 vertically penetrating the left second serial groove 41 is formed in the front end surface of the second vertical plate 21, a second deflector rod 431 arranged on the second serial-connection plate 43 is sleeved in the second long circular hole 44, the second deflector rod 431 is pulled to realize the movement of the second serial-connection plate 43, therefore, in practical application, the second serial connection plate 43 can smoothly enter the corresponding right second serial connection groove 42; in order to keep the end surface of the second vertical plate 21 flat, the end of the second lever 431 can be lower than the end surface of the second vertical plate 12, and at this time, in order to facilitate smooth shifting of the second lever 431, a second long circular groove 441 is arranged outside the front end of the second long circular hole 44, and the second long circular groove 441 is larger than the second long circular hole 44, so that the top end of the second lever 431 can be exposed out of a part of the second long circular hole 44, and shifting of the second lever 431 can be facilitated; on the front end face of the second vertical plate 21, a third jacking bolt 45 and a fourth jacking bolt 46 are provided for fixing the second tandem plate 43 located in the left second tandem groove 41 and the right second tandem groove 42, respectively. In the practical application process, the specific way of connecting two adjacent internal corner protection plates 2 is that a part of the second series connection plate 43 on the internal corner protection plate 2 on the right side extends into the right second series connection groove 42 in the internal corner protection plate 2 on the left side, then the third jacking bolt 45 and the fourth jacking bolt 46 are respectively rotated to jack the second series connection plate 43 tightly, and the second series connection plate 43 after being jacked and positioned tightly realizes the fixed connection of the two internal corner protection plates 2.

In practical application, in order to further improve the protection degree of the stair platform surface, a rubber plate is respectively arranged on the surfaces of the first horizontal plate 11, the first vertical plate 12, the second vertical plate 21 and the second horizontal plate 22, which are opposite to the stair steps.

In the present invention, "left", "right", "upper" and "lower" are relative positions used for convenience in describing positional relationships, and therefore, should not be interpreted as absolute positions as limiting the scope of protection.

In addition to the technical features described in the specification, the technology is known to those skilled in the art.

While the preferred embodiments and examples of the present invention have been described in detail, it will be apparent to those skilled in the art that the utility model is not limited thereto, and that various changes and modifications may be made without departing from the spirit and scope of the utility model.

Claims

1. A stair surface protection device applied to a construction site is characterized by comprising an external corner protection plate and an internal corner protection plate, wherein the external corner protection plate comprises a first horizontal plate and a first vertical plate which are connected in a mutually perpendicular mode, the outer end faces of the first horizontal plate and the first vertical plate are respectively provided with a clamping groove, the internal corner protection plate comprises a second vertical plate and a second horizontal plate which are connected in a mutually perpendicular mode, the outer end faces of the second vertical plate and the second horizontal plate are respectively provided with a clamping plate which can be clamped in the clamping grooves, the external corner protection plate is provided with a first locking mechanism, the first locking mechanism can be used for realizing the fixed connection of two external corner protection plates adjacent to each other on the left and right, the internal corner protection plate is provided with a second locking mechanism, the second locking mechanism can be used for realizing the fixed connection of two internal corner protection plates adjacent to each other on the left and right, the first horizontal plate, the first vertical plate, the second vertical plate and the second horizontal plate are the same in thickness.

2. The protection device for the surface layer of the finished stair applied to the construction site according to claim 1, it is characterized in that the first locking mechanism comprises a left first serial groove, a right first serial groove and a first serial plate, the left first serial groove and the right first serial groove are respectively and oppositely arranged at the left side and the right side of the first vertical plate, the first serial connection plate is sleeved in the left first serial connection groove, one end of the first serial connection plate can be sleeved in the right first serial connection groove adjacent to the first serial connection plate, a first long round hole vertically communicated with the left first serial groove is formed in the front end face of the first vertical plate, a first deflector rod arranged on the first serial plate is sleeved in the first long round hole, and a first jacking bolt and a second jacking bolt which are respectively used for fixing the first connecting plate positioned in the left first connecting groove and the right first connecting groove are arranged on the front end surface of the first vertical plate.

3. The protection device for the surface layer of the finished stair applied to the construction site according to claim 2, it is characterized in that the second locking mechanism comprises a left second serial connection groove, a right second serial connection groove and a second serial connection plate, the left second serial groove and the right second serial groove are respectively and oppositely arranged at the left side and the right side of the second vertical plate, the second serial connection plate is sleeved in the left second serial connection groove, one end of the second serial connection plate can be sleeved in the right second serial connection groove adjacent to the second serial connection plate, a second long circular hole which is vertically communicated with the left second serial connection groove is arranged on the front end surface of the second vertical plate, a second deflector rod arranged on the second serial connection plate is sleeved in the second long circular hole, and a third jacking bolt and a fourth jacking bolt which are respectively used for fixing the second tandem plates positioned in the left second tandem groove and the right second tandem groove are arranged on the front end surface of the second vertical plate.

4. The protective device for the surface layer of the finished stair applied to the construction site as claimed in claim 2, wherein a first oblong slot is formed outside the front end of the first oblong hole.

5. The protective device for the surface layer of the finished stair applied to the construction site as claimed in claim 3, wherein a second oblong slot is formed outside the front end of the second oblong hole.

6. The stair surface protection device applied to the construction site for the finished product, as claimed in claim 1, wherein a rubber plate is respectively disposed on the surfaces of the first horizontal plate, the first vertical plate, the second vertical plate and the second horizontal plate opposite to the stair steps.