CN213952757U

CN213952757U - Antidetonation stair

Info

Publication number: CN213952757U
Application number: CN202022999786.6U
Authority: CN
Inventors: 张坤; 马立芳
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-12-15
Filing date: 2020-12-15
Publication date: 2021-08-13
Anticipated expiration: 2030-12-15

Abstract

The utility model discloses an anti-seismic stair, including building wall and install the stair board between the building wall, stair board upper end evenly is provided with the step, building wall inner wall fixed mounting has the mounting panel, the horizontal fixedly connected with fixed plate of mounting panel lateral surface, the fixed plate lateral surface is provided with the butt joint groove, the link fixedly connected with of stair board and the connecting plate of butt joint groove butt joint installation, vertically run through between fixed plate, the connecting plate and be provided with fixed swivel pin, the outside cover of fixed swivel pin is established and is installed the shock attenuation filler ring, shock attenuation filler ring contact connection is in the surface of fixed plate, connecting plate, and is provided with the rubber ring cover between the adjacent shock attenuation filler ring. The utility model discloses overall structure sets up rationally, set up during through stair tread and building wall assembly with the fixed swizzle of kou construction administration can, wherein fixed swizzle simple structure and easy dismounting have greatly reduced holistic input cost when playing the absorbing, are worth current market and use widely.

Description

Antidetonation stair

Technical Field

The utility model relates to a building field specifically is an antidetonation stair.

Background

China is a large building country, the building level of China is far ahead of other countries in the world, in the field of building, when an earthquake occurs, stairs are important evacuation tools, and people can escape emergently through the stairs, so the structural performance of the stairs is very critical, most of the existing stairs adopt cast-in-place stairs, however, when the earthquake occurs, the rigid floor slab of the stairs transmits horizontal earthquake force to the stairs, the stairs are easy to break, and the emergency escape of the people is influenced. At present, chinese patent with application number CN201920508160.5 discloses an earthquake-proof staircase, which includes: each ladder section is provided with a plurality of steps, a fixed platform is formed at one end of each ladder section, and a sliding platform is formed at the other end of each ladder section; the ladder beam corresponds to the ladder section and is arranged at the end part of the floor slab, and a bearing platform which is lower than the top surface of the corresponding floor slab and is used for placing a fixed platform or a sliding platform is formed on the top surface of the ladder beam; and the embedded parts are embedded in the ladder beams and partially exposed, the fixed platforms are fixedly connected with the corresponding embedded parts, and the sliding platforms are in sliding connection with the corresponding embedded parts, so that the ladder sections can slide back and forth between the corresponding ladder beams to offset seismic loads received by the ladder sections.

However, the existing earthquake-resistant stair still has the following technical defects: current stair increase holistic joint strength cooperation through pre-buried connecting piece fixed connection and make a round trip sliding construction and realize the antidetonation, but current shock-absorbing structure sets up fixedly and needs pre-buried installation, and very loaded down with trivial details and cost are higher when the construction, do not possess the prospect of market-release. Therefore, in order to satisfy the above-mentioned user demand, the utility model designs an antidetonation stair solve above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an antidetonation stair solve the problem that proposes in the above-mentioned background art as far as possible.

In order to achieve the above object, the utility model provides a following technical scheme:

the utility model provides an antidetonation stair, includes the building wall and installs the stair board between the building wall, and stair board upper end evenly is provided with the step, building wall inner wall fixed mounting has the mounting panel, the horizontal fixedly connected with fixed plate of mounting panel lateral surface, the fixed plate lateral surface is provided with the butt joint groove, the connecting plate of link fixedly connected with and the butt joint groove butt joint installation of stair board, vertically run through between fixed plate, the connecting plate and be provided with fixed spiral shell round pin, the outside cover of fixed spiral shell round pin is established and is installed the shock pad ring, shock pad ring contact connection is on the surface of fixed plate, connecting plate, and is provided with the rubber ring cover between the adjacent shock pad ring.

Preferably, the mounting panel passes through fastener fixed mounting in building wall inner wall, and the contact surface of mounting panel and shock pad ring all is provided with the rubber pad, the fastener comprises high strength industry bolt and nut.

Preferably, the reinforcing rod is obliquely arranged between the bottom of the fixing plate and the outer side face of the mounting plate, is of a high-strength steel structure, and is fixedly connected with the fixing plate and the mounting plate in a welding mode.

Preferably, one end of the fixed screw pin is fixedly connected with a connector, and the other end of the fixed screw pin is sleeved with a butterfly nut in a threaded manner.

Preferably, the rubber ring sleeve is movably sleeved outside the fixed screw pin, the outer side of the rubber ring sleeve is sleeved with a spring, and the outer side of the rubber ring sleeve is further provided with a plurality of groups of telescopic rods.

Preferably, the upper end and the lower end of the telescopic rod are respectively fixedly connected with the abutting surfaces of the adjacent shock absorption backing rings, and the telescopic rod is an elastic telescopic rod with a spring structure.

Compared with the prior art, the beneficial effects of the utility model are that:

the utility model discloses install mounting panel and the fixed plate of connection on building wall, and then through docking the connecting plate at stair board both ends and fixing the fixed plate cooperation shock attenuation fixed screw pin and install and accomplish whole assembly, and the fixed screw pin that is used for connecting the shock attenuation simple structure and with low costs, the similar bolt of connection with the nut is installed fixedly during the installation, construction convenience and easy change when damaging; the damping cushion rings with the rubber pads are arranged on the contact surfaces of the fixed plate and the connecting plate through the fixed screw pins to achieve an auxiliary damping effect, the rubber ring sleeves are sleeved on the outer sides of the screw pins between the two groups of damping cushion rings to damp, and the springs and the elastic telescopic rods on the outer sides of the rubber ring sleeves are matched to achieve a main damping effect. To sum up, the utility model discloses overall structure sets up rationally, through stair board and building wall assembly set up with construct the fixed spiral shell round pin of political affairs with mutually can, wherein fixed spiral shell round pin simple structure and easy dismounting, when playing the absorbing greatly reduced holistic input cost, be worth current market and use widely.

Drawings

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

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

FIG. 2 is an enlarged schematic view of the structure at A in FIG. 1 according to the present invention;

FIG. 3 is an enlarged view of the fixing bolt and the connecting structure shown in FIG. 2 according to the present invention;

fig. 4 is an enlarged schematic view of the rubber ring sleeve and the connection structure shown in fig. 3 according to the present invention.

In the drawings, the components represented by the respective reference numerals are listed below:

1-building wall surface, 2-stair tread, 3-step, 4-mounting plate, 401-fastener, 402-rubber pad, 5-fixing plate, 501-reinforcing rod, 6-butt joint groove, 7-connecting plate, 8-fixing screw pin, 801-connector, 802-butterfly nut, 9-shock pad ring, 10-rubber ring sleeve, 1001-spring and 1002-telescopic rod.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1-4, an earthquake-proof stair comprises a building wall surface 1 and stair plates 2 installed between the building wall surface 1, wherein steps 3 are uniformly arranged at the upper end of the stair plates 2, an installation plate 4 is fixedly installed on the inner wall of the building wall surface 1, a fixing plate 5 is transversely and fixedly connected to the outer side surface of the installation plate 4, a butt joint groove 6 is formed in the outer side surface of the fixing plate 5, a connecting plate 7 is fixedly connected to the connecting end of the stair plates 2 and is in butt joint with the butt joint groove 6, a fixing screw pin 8 longitudinally penetrates through the fixing plate 5 and the connecting plate 7, a shock pad ring 9 is sleeved on the outer side of the fixing screw pin 8, the shock pad ring 9 is in contact connection with the surface of the fixing plate 5 and the connecting plate 7, and a rubber ring sleeve 10 is arranged between adjacent shock pad rings 9.

Furthermore, the mounting plate 4 is fixedly mounted on the inner wall of the building wall surface 1 through a fastener 401, the contact surfaces of the mounting plate 4 and the shock pad ring 9 are both provided with a rubber pad 402, and the fastener 401 is composed of a high-strength industrial bolt and a nut. After the rubber pad 402 on the inner side of the mounting plate 4 is butted with the building wall surface 1, the traditional industrial bolt and the fastener 401 consisting of the industrial nut are utilized to fix the building wall surface 1, and the industrial fastener with a high-strength structure can increase the overall mounting stability.

Furthermore, a reinforcing rod 501 is obliquely arranged between the bottom of the fixing plate 5 and the outer side surface of the mounting plate 4, the reinforcing rod 501 is of a high-strength steel structure, and the fixing plate 5 and the mounting plate 4 are fixedly connected by the reinforcing rod 501 in a welding manner. The reinforcing bar 501, which is welded to the fixing plate 5 and the mounting plate 4 at an angle, provides strength to the entire mounting.

Furthermore, one end of the fixing bolt 8 is fixedly connected with a connector 801, and the other end of the fixing bolt 8 is threaded with a butterfly nut 802. The connector 801 of the one end of the fixed screw pin 8 plays a role in installation and limiting, and then the other end of the fixed screw pin 8 is fixed through a butterfly nut 802 to fixedly connect the fixed plate 5 and the connecting plate 7.

Furthermore, the rubber ring sleeve 10 is movably sleeved outside the fixed screw pin 8, the spring 1001 is sleeved outside the rubber ring sleeve 10, a plurality of groups of telescopic rods 1002 are further arranged outside the rubber ring sleeve 10, the upper end and the lower end of each telescopic rod 1002 are fixedly connected with the abutting surfaces of the adjacent shock pad rings 9 respectively, and each telescopic rod 1002 is an elastic telescopic rod with a spring structure. The rubber ring sleeves 10 between the adjacent shock absorption backing rings 9 play a main shock absorption role, wherein the springs 1001 outside the rubber ring sleeves 10 and the telescopic rods 1002 can effectively buffer the shock between the connecting plates 7 and the fixing plates 5, and the relative stability of the stair plates 2 is kept.

The specific application of the embodiment is as follows:

the utility model discloses during the use, through with 4 inboard rubber pads 402 docks building wall 1 backs of mounting panel, utilize the fastener 401 of traditional industry bolt and industry nut constitution to fix it. Subsequently, a connecting plate 7 at the connecting end of the stair board 2 is butted with a butt joint groove 6 of a fixing plate 5 at the outer side of the mounting plate 4, then a fixing screw pin 8 is movably inserted and penetrated through the fixing plate 5 and the connecting plate 7, the surface parts of the outer side of the fixing screw pin 8, which are positioned on the fixing plate 5 and the connecting plate 7, are sleeved with butt joint shock absorption cushion rings 9, and meanwhile, a rubber ring sleeve 10 is sleeved between the adjacent shock absorption cushion rings 9 at the outer side of the fixing screw pin 8. The connector 801 of the one end of the fixed screw pin 8 plays a role in installation and limiting, and then the other end of the fixed screw pin 8 is fixed through a butterfly nut 802 to fixedly connect the fixed plate 5 and the connecting plate 7. After an earthquake occurs, the reinforcing rods 501 which are welded obliquely between the fixing plate 5 and the mounting plate 4 play a role in integral installation strength, and the stair plates 2 can vibrate along with the fixing rods during the earthquake, so that the connecting plates 7 at the connecting ends of the stair plates 2 can perform auxiliary damping through the rubber pads 402 on the contact surfaces of the damping cushion rings 9 outside the fixing screw pins 8 during the vibration, and the rubber ring sleeves 10 between the adjacent damping cushion rings 9 play a role in main damping, wherein the springs 1001 outside the rubber ring sleeves 10 and the telescopic rods 1002 can effectively buffer the vibration between the connecting plates 7 and the fixing plate 5, and the stair plates 2 are kept relatively stable.

In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.

Claims

1. The utility model provides an antidetonation stair, includes building wall (1) and installs stair board (2) between building wall (1), and stair board (2) upper end evenly is provided with step (3), its characterized in that: building wall (1) inner wall fixed mounting has mounting panel (4), the horizontal fixedly connected with fixed plate (5) of mounting panel (4) lateral surface, fixed plate (5) lateral surface is provided with butt joint groove (6), the link fixedly connected with of stair board (2) and butt joint groove (6) butt joint connecting plate (7) of installation, vertically run through between fixed plate (5), connecting plate (7) and be provided with fixed spiral shell round pin (8), the outside cover of fixed spiral shell round pin (8) is established and is installed shock pad ring (9), shock pad ring (9) contact connection is in the surface of fixed plate (5), connecting plate (7), and is provided with rubber ring cover (10) between adjacent shock pad ring (9).

2. An earthquake-resistant staircase according to claim 1, characterised in that: mounting panel (4) are through fastener (401) fixed mounting in building wall (1) inner wall, and the contact surface of mounting panel (4) and shock pad ring (9) all is provided with rubber pad (402), fastener (401) comprise high strength industry bolt and nut.

3. An earthquake-resistant staircase according to claim 1, characterised in that: the reinforcing rod (501) is obliquely arranged between the bottom of the fixing plate (5) and the outer side face of the mounting plate (4), the reinforcing rod (501) is of a high-strength steel structure, and the reinforcing rod (501) is fixedly connected with the fixing plate (5) and the mounting plate (4) in a welding mode.

4. An earthquake-resistant staircase according to claim 1, characterised in that: the fixed bolt (8) one end fixedly connected with connector (801), fixed bolt (8) other end screw thread cover is equipped with butterfly nut (802).

5. An earthquake-resistant staircase according to claim 1, characterised in that: the fixed screw pin (8) outside is located to rubber ring cover (10) movable sleeve, rubber ring cover (10) outside cover is equipped with spring (1001), the outside of rubber ring cover (10) still is provided with multiunit telescopic link (1002).

6. An earthquake-resistant staircase according to claim 5, characterised in that: the upper end and the lower end of the telescopic rod (1002) are respectively and fixedly connected with the abutting surfaces of the adjacent shock pad rings (9), and the telescopic rod (1002) is an elastic telescopic rod with a spring structure.