CN216075992U

CN216075992U - Upturning loft telescopic solid wood stair

Info

Publication number: CN216075992U
Application number: CN202122289658.7U
Authority: CN
Inventors: 张宜荣
Original assignee: Fujian Kangbailong Smart Home Co ltd
Current assignee: Fujian Kangbailong Smart Home Co ltd
Priority date: 2021-09-22
Filing date: 2021-09-22
Publication date: 2022-03-18
Anticipated expiration: 2031-09-22

Abstract

The utility model discloses an upturning type loft telescopic solid wood stair which comprises telescopic frames, wherein an installation frame is uniformly arranged between the two telescopic frames, a groove is formed in the upper end face of the installation frame, a solid wood stair board is arranged in the groove, anti-skidding protrusions are uniformly and fixedly connected to the upper end face of the solid wood stair board, installation rods are respectively arranged on the front end face and the rear end face of the two telescopic frames, the front end face and the rear end face of the two telescopic frames are close to the lower portion of the two telescopic frames, a supporting mechanism is arranged on the right side wall of each installation rod, jacks are formed in the right side of the solid wood stair board, and inserting columns are symmetrically connected to the right side wall of the installation frame in a penetrating and sliding mode. This flexible wood stair of formula loft of turning up has solved current flexible stair and generally is simple placing on ground, thereby can make flexible stair place the emergence that the unstability caused the potential safety hazard to and when stepping on the wood stair board for a long time and have wearing and tearing influence to use and pleasing to the eye, inconvenient problem of changing to it.

Description

Upturning loft telescopic solid wood stair

Technical Field

The utility model relates to the technical field of stairs, in particular to an upturning loft telescopic solid wood stair.

Background

The building is used as a component for vertical traffic between floors. The method is used for traffic connection between floors and when the height difference is large. Stairways are also provided in multi-story and high-rise buildings provided with elevators and escalators as the main means of vertical transportation. High-rise buildings, although using elevators as the main vertical transport means, still need to keep staircases for escape in case of fire. The stairs are composed of continuous stair sections (also called stair runs), platforms (rest platforms), enclosing members and the like. The general telescopic staircases are used for pulling the staircases to stretch out and draw back.

However, the existing telescopic stairway is generally simply placed on the ground, and after people climb up the attic, the staircase is easy to be touched by the outside or contracted under other conditions, when a user goes down the stairs, the telescopic stairway is unstable to place, thereby causing potential safety hazards, and when the user steps on the solid wood stair plates for a long time, the use and the appearance are affected due to abrasion, and the staircase is damaged by worms, the staircase is inconvenient to replace,

disclosure of Invention

Technical problem to be solved

Aiming at the defects of the prior art, the utility model provides an upturning type loft telescopic solid wood stair, which solves the problems that the conventional telescopic stair is generally simply placed on the ground, so that the telescopic stair is unstable in placement to cause potential safety hazards, and the solid wood stair is inconvenient to replace when a solid wood stair plate is treaded for a long time and is worn to influence the use and the appearance.

(II) technical scheme

In order to achieve the purpose, the utility model is realized by the following technical scheme: the utility model provides a flexible wood stair of formula of turning up loft, includes the expansion bracket, two evenly install the installing frame between the expansion bracket, the installing frame up end is seted up flutedly, install wood stair board in the recess, the even fixedly connected with non-slip raised of up end of wood stair board, two the expansion bracket is close to the front and back terminal surface of lower part and all installs the installation pole, the lower terminal surface fixedly connected with rubber pad foot of installation pole, supporting mechanism is installed to the right side wall of installation pole, the jack has been seted up on the right side of wood stair board, sliding connection has the inserted column to run through the right side wall symmetry of installing frame.

Preferably, the right ends of the two inserting columns are fixedly connected with pulling plates, and the outer walls of the inserting columns are sleeved with limiting springs.

Preferably, one end of the limiting spring is fixedly connected with the outer side wall of the mounting frame, and the other end of the limiting spring is fixedly connected with the inserting column.

Preferably, the supporting mechanism comprises a supporting plate, a rotating shaft, a worm wheel, a worm, a mounting plate, supporting legs and a sucker, wherein the supporting plate is fixedly connected to the right side wall of the mounting rod, and the rotating shaft penetrates through the supporting plate and is connected with the supporting plate in a rotating mode.

Preferably, the one end fixedly connected with worm wheel of terminal surface before the axis of rotation runs through the backup pad, the outer wall meshing of worm wheel has the worm, the preceding terminal surface fixedly connected with mounting panel of backup pad.

Preferably, the worm rotates with the up end of mounting panel to be connected, the outer wall symmetry fixedly connected with supporting leg of axis of rotation, the lower terminal surface fixedly connected with sucking disc of supporting leg.

(III) advantageous effects

The utility model provides an upturning type loft telescopic solid wood stair. The method has the following beneficial effects:

(1) the upturning type loft telescopic solid wood stair is characterized in that through the matching of the mounting frame, the solid wood stair boards, the inserting columns, the limiting springs and the pulling plates, when the solid wood stair boards are damaged by worms or worn and are not attractive and need to be replaced, the pulling plates are only required to be held to be pulled rightwards, so that the two inserting columns are driven to slide rightwards on the outer wall of the mounting frame, the limiting springs are stretched, and the inserting columns can be separated from the jacks in the solid wood stair boards, at the moment, the solid wood stair boards can be taken out and replaced, then, the new solid wood stair boards are simulated as the cavity bottom of the mounting frame, then the pulling plates are loosened, the inserting columns are driven to be inserted into the jacks on the right side of the new solid wood stair boards again under the reset rebound of the limiting springs, the solid wood stair boards can be effectively limited and fixed, the replacement of the solid wood stair boards is further completed, the operation is simple, the service life of the telescopic solid wood stair is prolonged, and the anti-slip bulges are arranged on the upper end faces of the solid wood stair boards, the phenomenon that the feet slide when people teach the solid wood stair boards can be avoided, and the safety of the solid wood stair is improved.

(2) The upturning loft telescopic solid wood stair is characterized in that a supporting mechanism, a supporting plate, a rotating shaft, a worm wheel, a worm, a mounting plate and supporting legs are matched with a sucker, firstly, when the telescopic stair is used, the telescopic frame is mounted on the upper portion of the loft through the prior art, then, when the stair is used, the lower end of the telescopic frame is held and pulled downwards, the telescopic frame, a mounting frame and a solid wood stair plate can be unfolded for use, then, the worm is held and rotated, the worm wheel and the rotating shaft can be driven to rotate, so that the supporting legs and the sucker which are originally stored on the upper portion are rotated to the lower portion, when the telescopic frame is pulled to the ground, a rubber pad foot is just aligned with the ground from an inclined state, and the rubber pad foot is made of rubber materials, the friction force between the rubber pad foot and the ground can be increased, the supporting leg and the sucker are in better fit contact with the ground, and the sucker is in fit with the ground and adsorbed, constitute the triangle-shaped structure, can be further carry out fine support with ground and fix, improved the stability that flexible stair and ground were placed, avoid climbing the loft after people, receive external touching easily or other circumstances and cause the condition emergence of stair shrink, and then reduced the emergence of potential safety hazard.

Drawings

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

FIG. 2 is a schematic view of the worm and worm gear engagement structure of the present invention;

FIG. 3 is an enlarged view of area A of FIG. 2 according to the present invention;

fig. 4 is a schematic view of the installation structure of the insert post and the limit spring of the utility model.

In the figure: 1. a telescopic frame; 2. installing a frame; 3. solid wood stair boards; 4. anti-skid projections; 5. mounting a rod; 6. a rubber foot pad; 7. a support mechanism; 71. a support plate; 72. a rotating shaft; 73. a worm gear; 74. a worm; 75. mounting a plate; 76. supporting legs; 77. a suction cup; 8. inserting a column; 9. a limiting spring; 10. and (5) pulling the plate.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution:

the first embodiment is as follows: the utility model provides an upturning type loft flexible solid wood stair, including expansion bracket 1, evenly install installing frame 2 between two expansion brackets 1, the recess is seted up to installing frame 2 up end, install wood stair board 3 in the recess, the even fixedly connected with non-slip raised 4 of up end of wood stair board 3, two expansion brackets 1 all install installation pole 5 near the front and back terminal surface of lower part, lower terminal surface fixedly connected with rubber pad foot 6 of installation pole 5, supporting mechanism 7 is installed to the right side wall of installation pole 5, the jack has been seted up on the right side of wood stair board 3, sliding connection is run through to the right side wall symmetry of installing frame 2 has inserted column 8, the right-hand member fixedly connected with arm-tie 10 of two inserted columns 8, limited spring 9 all registrates of outer wall of inserted column 8, the one end of limited spring 9 and the lateral wall fixed connection of installing frame 2, the other end and the inserted column 8 fixed connection of limited spring 9. Through the matching of the mounting frame 2, the solid wood stair tread 3, the inserting columns 8, the limiting springs 9 and the pulling plates 10, when the solid wood stair tread 3 is damaged by worms or is worn and unattractive and needs to be replaced, the pulling plates 10 are only needed to be held to be pulled rightwards, so that the two inserting columns 8 are driven to slide rightwards on the outer wall of the mounting frame 2, the limiting springs 9 are stretched, the inserting columns 8 are separated from the jacks in the solid wood stair tread 3, the solid wood stair tread 3 can be taken out and replaced at the moment, then the new solid wood stair tread 3 is taken as if the cavity bottom of the mounting frame 2 is formed, then the pulling plates 10 are loosened, the inserting columns 8 are driven to be inserted into the jacks on the right side of the new solid wood stair tread 3 under the reset rebound of the limiting springs 9, the solid wood stair tread 3 can be effectively limited and fixed, the replacement of the solid wood stair tread 3 is further completed, the service life of the telescopic stairway is prolonged simply by operation, because the upper end face at wood stair tread 3 is provided with non-slip raised 4, the phenomenon that the foot is smooth appears when people teach her wood stair tread 3 has been improved the security of wood stair.

The supporting mechanism 7 comprises a supporting plate 71, a rotating shaft 72, a worm wheel 73, a worm 74, a mounting plate 75, supporting legs 76 and suckers 77, the supporting plate 71 is fixedly connected to the right side wall of the mounting rod 5, the rotating shaft 72 is connected between the two supporting plates 71 in a penetrating and rotating mode, the rotating shaft 72 penetrates through the worm wheel 73 fixedly connected to one end of the front end face of the supporting plate 71, the worm 74 is meshed with the outer wall of the worm wheel 73, the mounting plate 75 is fixedly connected to the front end face of the supporting plate 71, the worm 74 is rotatably connected with the upper end face of the mounting plate 75, the supporting legs 76 are fixedly connected to the outer wall of the rotating shaft 72 in a symmetrical mode, and the suckers 77 are fixedly connected to the lower end faces of the supporting legs 76. Through the matching of the supporting mechanism 7, the supporting plate 71, the rotating shaft 72, the worm wheel 73, the worm 74, the mounting plate 75, the supporting leg 76 and the sucking disc 77, firstly, when the telescopic stair is used, the telescopic frame 1 is mounted on the upper part of the attic through the prior art, then, when the telescopic stair is used, the telescopic frame 1, the mounting frame 2 and the solid wood stair board 3 can be unfolded for use only by holding the lower end of the telescopic frame 1 downwards, and then, the worm 74 is held to rotate, so that the worm wheel 73 and the rotating shaft 72 are driven to rotate, the supporting leg 76 and the sucking disc 77 which are originally stored on the upper part are rotated to the lower part, when the telescopic frame 1 is pulled to the ground, the rubber foot 6 is just level with the ground from an inclined state, and because the rubber foot 6 is made of rubber material, the friction force with the ground can be increased, the rubber foot is enabled to be in better fit contact with the ground, and the sucking disc 77 is in fit with the ground, constitute the triangle-shaped structure, can be further carry out fine support with ground and fix, improved the stability that flexible stair and ground were placed, avoid climbing the loft after people, receive external touching easily or other circumstances and cause the condition emergence of stair shrink, and then reduced the emergence of potential safety hazard.

When the telescopic stair works, firstly, when the telescopic stair is used, the telescopic frame 1 is installed on the upper part of an attic through the prior art, then, when the telescopic stair is used, the telescopic frame 1, the installation frame 2 and the solid wood stair boards 3 can be unfolded for use only by holding the lower end of the telescopic frame 1 downwards, and then, the worm 74 is held to rotate, so that the worm wheel 73 and the rotating shaft 72 are driven to rotate, the supporting legs 76 and the suckers 77 which are originally stored on the upper part are rotated to the lower part, when the telescopic frame 1 is pulled to the ground, the rubber foot pads 6 are just flush with the ground from an inclined state, and as the rubber foot pads 6 are made of rubber materials, the friction force between the rubber foot pads and the ground can be increased, the rubber foot pads are enabled to be in better fit contact with the ground, and the suckers 77 are attached and adsorbed on the ground to form a triangular structure, the rubber foot pads can be further well supported and fixed with the ground, and the placing stability of the telescopic stair and the ground is improved, when the solid wood stair plates 3 are damaged by worms or worn and are not attractive and need to be replaced, the pulling plate 10 is only needed to be held to pull rightwards, so that the two inserting columns 8 are driven to slide rightwards on the outer walls of the mounting frames 2, the limiting springs 9 are stretched, the inserting columns 8 are separated from the inserting holes in the solid wood stair plates 3, the solid wood stair plates 3 can be taken out and replaced at the moment, the new solid wood stair plates 3 are taken out and replaced as if the cavity bottom of the mounting frames 2, the pulling plates 10 are loosened, the inserting columns 8 are driven to be inserted into the inserting holes in the right sides of the new solid wood stair plates 3 again under the resetting rebound of the limiting springs 9, the solid wood stair plates 3 can be effectively limited and fixed, and the replacement of the solid wood stair plates 3 is further completed, and easy operation has prolonged telescopic stair's life, owing to be provided with skid proof protrusion 4 at the up end of wood stair tread 3, the phenomenon that the foot appears when can avoid people to teach her wood stair tread 3, has improved wood stair's security.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions.

Claims

1. The utility model provides a flexible wood stair of formula loft of turning up, includes expansion bracket (1), its characterized in that: evenly install between expansion bracket (1) installing frame (2), installing frame (2) up end is seted up flutedly, install wood stair board (3) in the recess, the even fixedly connected with non slipping spur (4) of up end of wood stair board (3), two installing rod (5) are all installed to the front and back terminal surface that expansion bracket (1) is close to the lower part, the lower terminal surface fixedly connected with rubber pad foot (6) of installing rod (5), supporting mechanism (7) are installed to the right side wall of installing rod (5), the jack has been seted up on the right side of wood stair board (3), sliding connection has inserted column (8) is run through to the right side wall symmetry of installing frame (2).

2. The upturning loft extension solid wood stair of claim 1, wherein: two the right-hand member fixedly connected with arm-tie (10) of inserting post (8), the outer wall of inserting post (8) all registrates spacing spring (9).

3. The upturning loft extension solid wood stair of claim 2, wherein: one end of the limiting spring (9) is fixedly connected with the outer side wall of the mounting frame (2), and the other end of the limiting spring (9) is fixedly connected with the inserting column (8).

4. The upturning loft extension solid wood stair of claim 1, wherein: supporting mechanism (7) are including backup pad (71), axis of rotation (72), worm wheel (73), worm (74), mounting panel (75), supporting leg (76) and sucking disc (77), the equal fixedly connected with backup pad (71) of right side wall of installation pole (5), two run through between backup pad (71) and rotate and be connected with axis of rotation (72).

5. The upturning loft extension solid wood stair of claim 4, wherein: one end fixedly connected with worm wheel (73) of axis of rotation (72) through backup pad (71) preceding terminal surface, the outer wall meshing of worm wheel (73) has worm (74), the preceding terminal surface fixedly connected with mounting panel (75) of backup pad (71).

6. The upturning loft extension solid wood stair of claim 5, wherein: the worm (74) is connected with the upper end face of mounting panel (75) rotation, the outer wall symmetry fixedly connected with supporting leg (76) of axis of rotation (72), the lower terminal surface fixedly connected with sucking disc (77) of supporting leg (76).