CN211421656U

CN211421656U - Telescopic stair for attic

Info

Publication number: CN211421656U
Application number: CN201922139618.7U
Authority: CN
Inventors: 丁俊
Original assignee: Shengzhou Lezhu Building Component Technology Co ltd
Current assignee: Shengzhou Lezhu Building Component Technology Co ltd
Priority date: 2019-12-03
Filing date: 2019-12-03
Publication date: 2020-09-04
Anticipated expiration: 2029-12-03

Abstract

The utility model relates to a stair equipment technical field just discloses a loft is with flexible stair, including the mounting panel, the inner wall swing joint of mounting panel has locking bolt, locking bolt's one end fixedly connected with turning block, locking bolt's outer wall swing joint has the latch segment, the outer wall swing joint of latch segment has first axis of rotation, the first support frame of outer wall fixedly connected with of first axis of rotation, the outer wall swing joint of mounting panel has the second axis of rotation. This telescopic stair is used to loft through mounting panel, locking bolt, internal thread, external screw thread, turning block, latch segment, draw-in groove pad, draw-in groove piece, fixing support and the base that sets up, can make people convenient dismantle the installation with telescopic stair is used to loft, has solved fastening inadequately or incorrectly causes dangerous scheduling problem with telescopic stair installation for general loft to give people and brought the facility, satisfied people's user demand.

Description

Telescopic stair for attic

Technical Field

The utility model relates to a stair equipment technical field specifically is a loft is with flexible 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, escalators being 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, platforms, enclosing members and the like. The horizontal projection distance between the lowest step and the highest step of the stair is the length of the stair, and the total height of the steps is the height of the stair. The telescopic stairway for attics on the market at present is inconvenient to mount and dismount, and a general telescopic stairway for attics needs to be manually matched with a tool to be mounted according to a specification when being mounted, so that errors are easy to occur, and the problem that people are dangerous to use due to incorrect mounting or insufficient fastening of mounting is caused, so that the use of people is influenced.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model provides a loft is with flexible stair possesses advantages such as installation facility, has solved the inconvenient problem of general loft is with flexible stair installation.

(II) technical scheme

For realizing the convenient purpose of above-mentioned loft with flexible stair installation, the utility model provides a following technical scheme: a telescopic stair for attics comprises a mounting plate, wherein the inner wall of the mounting plate is movably connected with a locking bolt, one end of the locking bolt is fixedly connected with a rotating block, the outer wall of the locking bolt is movably connected with a locking block, the outer wall of the locking block is movably connected with a first rotating shaft, the outer wall of the first rotating shaft is fixedly connected with a first supporting frame, the outer wall of the mounting plate is movably connected with a second rotating shaft, the outer wall of the second rotating shaft is fixedly connected with a second supporting frame, one end of the second supporting frame is movably connected with a first movable shaft, the outer wall of the first movable shaft is fixedly connected with a telescopic upper support, one end of the telescopic upper support is movably connected with a second movable shaft, the outer wall of the second movable shaft is fixedly connected with a telescopic lower support, one end of the first movable shaft is fixedly connected with a convex block, and the outer wall of, the outer wall fixedly connected with of recess pad is stepped on, the outer wall swing joint of first loose axle has the draw-in groove pad, the outer wall fixedly connected with draw-in groove piece of draw-in groove pad, the outer wall fixedly connected with fixing support of draw-in groove piece, fixing support's bottom fixedly connected with base.

Preferably, the outer wall of the locking bolt is provided with external threads, and the length of the locking bolt is five centimeters to eight centimeters.

Preferably, the inner wall of mounting panel is provided with the internal thread that all matches each other with the big or small model of external screw thread, and the mounting panel is the stainless steel mounting panel.

Preferably, the top of the first support frame is fixedly connected with a stretching spring, and the first support frame is a carbon steel support frame.

Preferably, the groove pad is a rubber groove pad, and the thickness of the groove pad is one centimeter to two centimeters.

Preferably, the inner wall of the clamping groove block is provided with clamping grooves which are matched with the clamping groove pads in size and model, and the depth of each clamping groove is five centimeters.

Preferably, the number of the bases is two, and the size and the model of the two bases are the same.

(III) advantageous effects

Compared with the prior art, the utility model provides a loft is with flexible stair possesses following beneficial effect:

1. this telescopic stair is used to loft through mounting panel, locking bolt, internal thread, external screw thread, turning block, latch segment, draw-in groove pad, draw-in groove piece, fixing support and the base that sets up, can make people convenient dismantle the installation with telescopic stair is used to loft, has solved fastening inadequately or incorrectly causes dangerous scheduling problem with telescopic stair installation for general loft to give people and brought the facility, satisfied people's user demand.

2. This flexible stair is used to loft through first axis of rotation, first support frame, second axis of rotation, second support frame, first loose axle, flexible upper bracket, second loose axle and the flexible lower carriage that sets up, can make the convenient stair of accomodating of people to use under the condition that does not take up space.

3. This flexible stair is used to loft through lug, recess pad, step board, draw-in groove pad, draw-in groove piece, fixing support and the base that sets up, can make that people are convenient dismantle the change to step board and base to the part that makes old and old damage can in time be changed, thereby has guaranteed people's safety in utilization.

Drawings

FIG. 1 is a front sectional view of the present invention;

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

fig. 3 is a connection diagram of the fixing support and the telescopic lower bracket of the present invention.

In the figure: 1. mounting a plate; 2. locking the bolt; 3. an internal thread; 4. an external thread; 5. rotating the block; 6. a locking block; 7. a first rotating shaft; 8. a first support frame; 9. a second rotating shaft; 10. a second support frame; 11. a first movable shaft; 12. an upper bracket is telescopic; 13. a second movable shaft; 14. a lower telescopic bracket; 15. a bump; 16. a groove pad; 17. treading a pedal; 18. a card slot pad; 19. a slot clamping block; 20. a fixed support; 21. a base.

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 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.

Referring to fig. 1-3, a telescopic stair for attic comprises a mounting plate 1, wherein the inner wall of the mounting plate 1 is provided with inner threads 3 whose sizes and types are matched with those of the outer threads 4, the mounting plate 1 is a stainless steel mounting plate, stainless steel is short for stainless acid-resistant steel, and steel with weak corrosion resistance such as air, steam and water or stainless steel is called stainless steel, and chemical corrosion resistance such as chemical corrosion resistance medium acid, alkali and salt is called acid-resistant steel, the inner wall of the mounting plate 1 is movably connected with a locking bolt 2, the outer wall of the locking bolt 2 is provided with the outer threads 4, the length of the locking bolt 2 is five centimeters to eight centimeters, one end of the locking bolt 2 is fixedly connected with a rotating block 5, the outer wall of the locking bolt 2 is movably connected with a locking block 6, the outer wall of the locking block 6 is movably connected with a first rotating shaft 7, the outer wall of the first rotating shaft 7 is fixedly connected with a first supporting frame, the top of the first support frame 8 is fixedly connected with a stretching spring, the first support frame 8 is a carbon steel support frame, the carbon steel is also called carbon steel, and generally contains a small amount of silicon, manganese, sulfur and phosphorus, the carbon content in the general carbon steel is higher, the hardness is higher, the strength is higher, but the plasticity is lower, the outer wall of the mounting plate 1 is movably connected with a second rotating shaft 9, the outer wall of the second rotating shaft 9 is fixedly connected with a second support frame 10, one end of the second support frame 10 is movably connected with a first movable shaft 11, the outer wall of the first movable shaft 11 is fixedly connected with a telescopic upper support 12, one end of the telescopic upper support 12 is movably connected with a second movable shaft 13, the outer wall of the second movable shaft 13 is fixedly connected with a telescopic lower support frame 14, and the first rotating shaft 7, the first support frame 8, the second rotating shaft 9, the second support frame 10, the first movable shaft 11, the telescopic upper support frame 12, the second movable shaft 13 and, the stair can be conveniently stored by people, so that the stair is used under the condition of not occupying space, one end of the first movable shaft 11 is fixedly connected with a convex block 15, the outer wall of the convex block 15 is movably connected with a groove pad 16, the groove pad 16 is a rubber groove pad, the thickness of the groove pad 16 is one centimeter to two centimeters, rubber refers to a high-elasticity polymer material with reversible deformation, the rubber has elasticity at room temperature, can generate large deformation under the action of small external force and can recover the original shape after the external force is removed, the outer wall of the groove pad 16 is fixedly connected with a pedal 17, the outer wall of the first movable shaft 11 is movably connected with a clamping groove pad 18, the outer wall of the clamping groove pad 18 is fixedly connected with a clamping groove block 19, the inner wall of the clamping groove block 19 is provided with clamping grooves matched with the clamping groove pad 18 in size and type, the depth of the clamping grooves is five centimeters, and the, the bottom of the fixed support 20 is fixedly connected with two bases 21, the two bases 21 are the same in size, through the arrangement of the mounting plate 1, the locking bolt 2, the internal thread 3, the external thread 4, the turning block 5, the locking block 6, the clamping groove pad 18, the clamping groove block 19, the fixed support 20 and the base 21, can be conveniently disassembled and assembled by people, solves the problems of insufficient fastening or incorrect danger and the like of the common telescopic stairs for lofts, thereby bringing convenience to people and meeting the use requirements of people, the pedal 17 and the base 21 can be conveniently detached and replaced by arranging the convex block 15, the groove pad 16, the pedal 17, the slot pad 18, the slot block 19, the fixed support 20 and the base 21, therefore, old and damaged parts can be replaced in time, and the use safety of people is ensured.

When the telescopic stair is used, the locking block 6 is tightly leaned on the mounting plate 1, the locking bolt 2 is inserted, the rotating block 5 is screwed, so that the locking bolt 2 locks the locking block 6 and the mounting plate 1, and mounting and fixing are completed

To sum up, can make people's convenient dismantlement installation with the telescopic stair for the loft, solve general mounting of telescopic stair for the loft fasten or incorrect cause dangerous scheduling problem inadequately to give people and brought the facility, satisfied people's user demand.

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. 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 invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a loft is with flexible stair, includes mounting panel (1), its characterized in that: the inner wall swing joint of mounting panel (1) has locking bolt (2), the one end fixedly connected with turning block (5) of locking bolt (2), the outer wall swing joint of locking bolt (2) has latch segment (6), the outer wall swing joint of latch segment (6) has first axis of rotation (7), the outer wall fixedly connected with first support frame (8) of first axis of rotation (7), the outer wall swing joint of mounting panel (1) has second axis of rotation (9), the outer wall fixedly connected with second support frame (10) of second axis of rotation (9), the one end swing joint of second support frame (10) has first loose axle (11), the outer wall fixedly connected with flexible upper bracket (12) of first loose axle (11), the one end swing joint of flexible upper bracket (12) has second loose axle (13), the utility model discloses a flexible support of outer wall fixedly connected with (14) of second loose axle (13), the one end fixedly connected with lug (15) of first loose axle (11), the outer wall swing joint of lug (15) has groove pad (16), the outer wall fixedly connected with of groove pad (16) is stepped on footboard (17), the outer wall swing joint of first loose axle (11) has draw-in groove pad (18), the outer wall fixedly connected with draw-in groove piece (19) of draw-in groove pad (18), the outer wall fixedly connected with fixing support (20) of draw-in groove piece (19), the bottom fixedly connected with base (21) of fixing support (20).

2. The telescopic stair for attics according to claim 1, wherein: the outer wall of the locking bolt (2) is provided with an external thread (4), and the length of the locking bolt (2) is five centimeters to eight centimeters.

3. The telescopic stair for attics according to claim 1, wherein: the inner wall of mounting panel (1) is provided with internal thread (3) all matcing each other with external screw thread (4) big or small model, and mounting panel (1) is the stainless steel mounting panel.

4. The telescopic stair for attics according to claim 1, wherein: the top of the first support frame (8) is fixedly connected with a stretching spring, and the first support frame (8) is a carbon steel support frame.

5. The telescopic stair for attics according to claim 1, wherein: the groove pad (16) is a rubber groove pad, and the thickness of the groove pad (16) is one centimeter to two centimeters.

6. The telescopic stair for attics according to claim 1, wherein: the inner wall of the clamping groove block (19) is provided with clamping grooves which are matched with the clamping groove pad (18) in size and model, and the depth of each clamping groove is five centimeters.

7. The telescopic stair for attics according to claim 1, wherein: the quantity of base (21) is two, and the size model of two base (21) is the same.