CN114439170B - Assembled wood structure stair - Google Patents
Assembled wood structure stair Download PDFInfo
- Publication number
- CN114439170B CN114439170B CN202210079173.1A CN202210079173A CN114439170B CN 114439170 B CN114439170 B CN 114439170B CN 202210079173 A CN202210079173 A CN 202210079173A CN 114439170 B CN114439170 B CN 114439170B
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- Prior art keywords
- fixedly connected
- shaped
- block
- stair
- wedge
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Classifications
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04F—FINISHING WORK ON BUILDINGS, e.g. STAIRS, FLOORS
- E04F11/00—Stairways, ramps, or like structures; Balustrades; Handrails
- E04F11/02—Stairways; Layouts thereof
- E04F11/104—Treads
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04F—FINISHING WORK ON BUILDINGS, e.g. STAIRS, FLOORS
- E04F11/00—Stairways, ramps, or like structures; Balustrades; Handrails
- E04F11/02—Stairways; Layouts thereof
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04F—FINISHING WORK ON BUILDINGS, e.g. STAIRS, FLOORS
- E04F11/00—Stairways, ramps, or like structures; Balustrades; Handrails
- E04F11/02—Stairways; Layouts thereof
- E04F11/022—Stairways; Layouts thereof characterised by the supporting structure
- E04F11/035—Stairways consisting of a plurality of assembled modular parts without further support
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B50/00—Energy efficient technologies in elevators, escalators and moving walkways, e.g. energy saving or recuperation technologies
Abstract
The invention relates to the technical field of assembly type buildings and discloses an assembly type wood structure stair, which comprises a bottom plate and a stair, wherein the bottom plate is positioned below the stair, a concave part is fixedly connected to the left side of the upper surface of the bottom plate, a through type movable groove is formed in the front surface and the rear surface of the concave part, and a cylinder is movably connected to the inner side of the movable groove; according to the invention, the base plate and the stairs are subjected to preliminary splicing through the fixed block, the T-shaped sliding groove, the T-shaped sliding block, the first spring, the movable block, the wedge-shaped inserting block and the wedge-shaped inserting groove, then the notch is clamped to the outer side of the limiting column through the rotating connecting strip, so that the right side of the base plate and the bottom end of the stairs are spliced, the threaded supporting rod can be vertically placed by utilizing the cylinder in the movable groove formed by the concave part, the cylinder can slide in the movable groove, and the top end of the threaded supporting rod is guided to move into the inclined bayonet formed below the clamping seat, so that the support is completed.
Description
Technical Field
The invention relates to the technical field of assembled buildings, in particular to an assembled wood structure stair.
Background
In recent years, wood-structure buildings are widely focused worldwide, and compared with reinforced concrete and masonry-structure buildings, wood-structure buildings have the advantages of long service life, simple construction, short construction period, personalized indoor design, good heat preservation effect, good air permeability, earthquake resistance and the like. Based on these characteristics, wood structure construction has been widely adopted in asian countries such as japan, korea, and the like. Such wood-structured houses, villas and apartments have also been found in Shanghai, beijing, shenzhen, dalian, suzhou, hangzhou, wuhan, ningbo, shenyang, chengdu and other areas of China, and wood-structured stairways have also been increasingly valued as part of wood-structured buildings.
In a building stairwell, tool-type traffic stairways are often required to be built to meet construction requirements, and usually the tool-type traffic stairwells are required to be disassembled after construction is completed, but common tool-type traffic stairwells are usually of fixed structures, are inconvenient to install and disassemble, cause certain inconvenience to workers in construction, and in order to facilitate the tool-type traffic stairways used in construction, an assembled wood structure stairway is provided.
Disclosure of Invention
(one) solving the technical problems
Aiming at the defects of the prior art, the invention provides an assembled wood structure stair, which solves the problems in the background.
(II) technical scheme
In order to achieve the above purpose, the present invention provides the following technical solutions: the utility model provides an assembled wood structure stair, includes bottom plate and stair, the bottom plate is located the below of stair, the upper surface left side fixedly connected with concave part of bottom plate, the front surface and the rear surface of concave part all offer the movable groove of run-through, the inboard swing joint of movable groove has the cylinder, two the opposite ends of cylinder are located the inboard common fixedly connected with screw thread bracing piece of concave part, screw thread bracing piece's lateral wall threaded connection has the screw thread cover, the bottom of screw thread cover is located screw thread bracing piece's outside rotates and is connected with the removal cover, the right side fixedly connected with connecting block one of removal cover, the upper surface right side fixedly connected with spacing post of bottom plate, the top of spacing post with the lower surface of stair is laminated mutually, the lower surface left side fixedly connected with cassette of stair, the lower surface of cassette is offered the slope bayonet socket, the top of screw thread bracing piece is located the inside of slope bayonet socket, and with slope bayonet socket sliding connection, the top of screw thread bracing piece with the slope top is located the bayonet socket is connected with two, two side surface of connecting block two, two side fixedly connected with connecting blocks are located the connecting block two, two front side fixedly connected with connecting blocks are connected with each other, two connecting block two front side fixedly connected with connecting block, two connecting block, the front side fixedly connected with connecting block has the connecting block, the connecting block is located the two, t-shaped sliding grooves are formed in the lower surfaces of the fixing blocks, T-shaped sliding blocks are connected to the inner portions of the T-shaped sliding grooves in a sliding mode, springs I are fixedly connected between the right sides of the T-shaped sliding blocks and the right sides of the inner portions of the T-shaped sliding grooves in a common mode, movable blocks are fixedly connected to the bottoms of the T-shaped sliding blocks under the fixing blocks, wedge-shaped inserting blocks are fixedly connected to the bottoms of the movable blocks, wedge-shaped inserting grooves are formed in the right sides of the bottom plates, and the wedge-shaped inserting blocks are inserted into the inner sides of the wedge-shaped inserting grooves.
Preferably, the upper surface of bottom plate is located the inboard fixedly connected with slope of concave part supports the piece, the slope support the upper surface of piece with the bottom of screw thread bracing piece is laminated mutually, and with screw thread bracing piece sliding connection.
Preferably, the upper surface of bottom plate is close to spacing post left side department has seted up the locating hole, the left side fixedly connected with rectangle frame of connecting strip, the outside fixedly connected with diagonal bar of rectangle frame, the lateral wall sliding connection of diagonal bar has the locating lever, peg graft in the bottom of locating lever with the inboard of locating hole, the outside cover of diagonal bar is equipped with the spring two, the both ends of spring two respectively with the inside left side of rectangle frame with the left side fixed connection of locating lever.
Preferably, the stair comprises a mounting plate and a pedal, the upper surface of the mounting plate is fixedly connected with a plurality of T-shaped sliding strips, the front surface of the pedal is provided with a through T-shaped long groove, the T-shaped sliding strips are positioned on the inner side of the T-shaped long groove and are in sliding connection with the T-shaped long groove, the front surface of the T-shaped sliding strips is provided with a through opening, the inside of the through opening is in sliding connection with two hollow pipes, a plurality of springs III are fixedly connected between the opposite sides of the two hollow pipes together, the inside of the hollow pipes is rotationally connected with a U-shaped limiting piece, the front end and the rear end of the U-shaped limiting piece penetrate through the front end and the rear end of the hollow pipe respectively and are respectively attached to the front surface and the rear surface of the pedal, and the front end and the rear end of the U-shaped limiting piece are fixedly connected with wedge blocks.
Preferably, a sealing gasket is fixedly connected to the inner side of the T-shaped long groove.
Preferably, the upper surface of the pedal is fixedly connected with an anti-slip pad.
Preferably, the outer side wall of the thread sleeve is provided with anti-skid threads.
Preferably, the lateral wall of spliced pole has seted up the anticreep mouth, the inboard fixedly connected with anticreep piece of spread groove, the anticreep piece block in the inboard of anticreep mouth.
Preferably, a rubber pad is fixedly connected to the inner side of the wedge-shaped slot.
(III) beneficial effects
The invention provides an assembled wood structure stair, which has the following beneficial effects:
(1) According to the invention, the base plate and the stairs are subjected to preliminary splicing through the fixed block, the T-shaped sliding groove, the T-shaped sliding block, the first spring, the movable block, the wedge-shaped inserting block and the wedge-shaped inserting groove, the notch is clamped to the outer side of the limit post through the rotating connecting strip, the right side of the base plate and the bottom end of the stairs are spliced, the threaded supporting rod can be vertically placed through the cylinder in the movable groove formed by the concave part, the cylinder can slide in the movable groove, the top end of the threaded supporting rod is guided to move into the inclined bayonet formed below the clamping seat to complete supporting, the connecting plate is connected with the connecting post on the first connecting block and the second connecting block through the connecting groove, and then the moving sleeve is driven to slide upwards or downwards through the rotating threaded sleeve, so that the inclined angle of the connecting plate is changed, the threaded supporting rod and the stairs are tensioned, the connection of each part is tighter, the connecting plate is supported below the stairs in an inclined manner, the stairs are firm in use, the whole device is enabled to be firmly installed through the cooperation of each part, and the dismounting and the installation is convenient.
(2) According to the invention, through the mutual matching of the locating hole and the locating rod, the connecting strip rotates to be clamped to the outer side of the limiting column through the notch, and then the rotation of the connecting strip is limited, so that the connecting strip is stably connected with the limiting column, the notch is prevented from being separated from the outer side of the limiting column, and when the connecting strip is required to be separated, the locating rod is only required to be pulled to move along the inclined rod compression spring II in the rectangular frame, so that the locating rod is separated from the locating hole, and the connecting strip is separated from the limiting column, so that the whole device is convenient to detach.
(3) The pedal is arranged on the mounting plate, the T-shaped long groove formed in the pedal slides along the T-shaped sliding strip, so that the pedal is mounted with the mounting plate, in the mounting process, the hollow tube outside the U-shaped limiting piece is driven to move through the wedge-shaped block when the pedal contacts with the wedge-shaped block, the hollow tube compresses the spring III, the wedge-shaped block can be mutually close to and contracted into the T-shaped long groove, the T-shaped long groove can be mounted on the outer side of the T-shaped sliding strip, after the pedal is mounted, the spring III is restored to drive the two hollow tubes to be separated, the wedge-shaped block stretches out again and is clamped in the front and the rear of the T-shaped long groove and the T-shaped sliding strip, and the T-shaped sliding strip is prevented from falling out of the T-shaped long groove, so that the stability of the pedal when the pedal is mounted on the mounting plate is ensured.
(4) According to the invention, the anti-drop opening is formed through the outer side wall of the connecting column, the anti-drop block is fixedly connected to the inner side of the connecting groove, so that when two connecting columns are connected through the two connecting grooves formed on the connecting plate, the anti-drop block is clamped in the anti-drop opening, the connecting plate is prevented from being separated when the adjusting threaded sleeve rotates to drive the connecting plate to move to tighten the stairs and the threaded supporting rod, the connecting plate is convenient to detach and replace, the supporting point is provided for the bottom of the threaded supporting rod through the inclined supporting block and the bottom of the threaded supporting rod is attached, the stability of the threaded supporting rod during supporting is ensured, and the inclined bayonet formed on the clamping seat is convenient to cooperate, so that the movable threaded supporting rod is more stable during moving.
Drawings
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is a schematic top view of a U-shaped retainer according to the present invention;
FIG. 3 is a schematic view of a structure of a connecting plate according to the present invention;
FIG. 4 is a schematic view of a connecting column according to the present invention;
FIG. 5 is an enlarged schematic view of the structure of FIG. 1 according to the present invention;
fig. 6 is an enlarged view of the structure of fig. 1 at B in the present invention.
In the figure: 1. a bottom plate; 2. stairs; 3. a female member; 4. a movable groove; 5. a cylinder; 6. a threaded support rod; 7. a thread sleeve; 8. a moving sleeve; 9. a first connecting block; 10. a limit column; 11. a clamping seat; 12. an inclined bayonet; 13. a second connecting block; 14. a connecting column; 15. a connecting plate; 16. a connecting groove; 17. a fixed block; 18. a connecting strip; 19. a notch; 20. t-shaped sliding grooves; 21. a T-shaped slider; 22. a first spring; 23. a movable block; 24. wedge-shaped inserts; 25. wedge-shaped slots; 26. tilting the block; 27. a positioning port; 28. a rectangular frame; 29. a diagonal rod; 30. a positioning rod; 31. a second spring; 32. a T-shaped slide; 33. a T-shaped long groove; 34. a through hole; 35. a hollow tube; 36. a third spring; 37. a U-shaped limiting piece; 38. wedge blocks; 39. a sealing gasket; 40. an anti-slip pad; 41. anti-skid lines; 42. an anti-drop opening; 43. an anti-falling block; 44. a rubber pad; 201. a mounting plate; 202. a pedal.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
As shown in fig. 1-6, the present invention provides a technical solution: an assembled wood structure stair comprises a bottom plate 1 and a stair 2, wherein the bottom plate 1 is positioned below the stair 2, a concave part 3 is fixedly connected to the left side of the upper surface of the bottom plate 1, a through type movable groove 4 is formed in the front surface and the rear surface of the concave part 3, cylinders 5 are movably connected to the inner sides of the movable groove 4, a threaded supporting rod 6 is fixedly connected to the opposite ends of the two cylinders 5 on the inner sides of the concave part 3, a threaded sleeve 7 is connected to the outer side wall of the threaded supporting rod 6 in a threaded manner, a movable sleeve 8 is rotatably connected to the bottom of the threaded sleeve 7 on the outer side of the threaded supporting rod 6, a connecting block 9 is fixedly connected to the right side of the movable sleeve 8, a limit post 10 is fixedly connected to the right side of the upper surface of the bottom plate 1, the top end of the limit post 10 is attached to the lower surface of the stair 2, a clamping seat 11 is fixedly connected to the left side of the lower surface of the stair 2, and an inclined bayonet 12 is formed in the lower surface of the clamping seat 11, the top of the thread supporting rod 6 is positioned in the inclined bayonet 12 and is in sliding connection with the inclined bayonet 12, the top of the thread supporting rod 6 is attached to the upper surface of the inner side of the inclined bayonet 12, the lower surface of the stair 2 is positioned on the right side of the clamping seat 11 and fixedly connected with a second connecting block 13, the front surfaces of the first connecting block 9 and the second connecting block 13 are fixedly connected with connecting columns 14, a connecting plate 15 is arranged between the two connecting columns 14, the front surfaces of the connecting plates 15 are provided with connecting grooves 16, the two connecting columns 14 are respectively positioned on the inner sides of the two connecting grooves 16 and are respectively in sliding connection with the two connecting grooves 16, the bottom end of the stair 2 is fixedly connected with a fixed block 17, the left side of the fixed block 17 is fixedly connected with a connecting strip 18 through a rotating shaft, the front surface of the connecting strip 18 is positioned on the outer side of the limiting column 10 and provided with a notch 19, the lower surface of the fixed block 17 is provided with a T-shaped sliding groove 20, the inside sliding connection of T shape spout 20 has T shape slider 21, common fixedly connected with spring one 22 between the right side of T shape slider 21 and the inside right side of T shape spout 20, the bottom of T shape slider 21 is located the below fixedly connected with movable block 23 of fixed block 17, the bottom fixedly connected with wedge-shaped insert 24 of movable block 23, wedge-shaped slot 25 has been seted up on the right side of bottom plate 1, wedge-shaped insert 24 pegging graft in wedge-shaped slot 25's inboard, fixed block 17 through setting up between bottom plate 1 and the stair 2, T shape spout 20, T shape slider 21, spring one 22, movable block 23, wedge-shaped insert 24 and wedge-shaped slot 25, accomplish preliminary concatenation, then make notch 19 block to the spacing post 10 outside through rotating connecting strip 18, make the bottom of bottom plate 1 right side and movable slot 2 accomplish the concatenation, cylinder 5 that the movable slot 4 that utilizes the concave part 3 to set up makes screw thread bracing piece 6 can vertically place, can slide in movable slot 4, wedge-shaped insert 25, the top of guide screw bracing piece 6 moves into the slope 12 that the cassette 11 below was seted up, accomplish the supporting slot 15, and will be connected with each other through fixed block 17, then make the slope 15 and the connecting rod 2 is connected with the side of connecting plate 9, make the firm connection piece is realized through the slope joint 15, make the side of the connecting rod is more firm through the slope joint 15 and the connecting rod 2, the side is realized through the connecting rod 2, the slope joint 13, and the joint device is more firm joint is realized through the side between the connecting rod 2, the side and the connecting rod is more has the side 13, the side and the joint device is more has the end 13.
Further, the upper surface of bottom plate 1 is located concave 3's inboard fixedly connected with slope and supports piece 26, and the slope supports piece 26's upper surface and the laminating of the bottom of screw thread bracing piece 6 mutually, and with screw thread bracing piece 6 sliding connection, supports piece 26 and the laminating of the bottom of screw thread bracing piece 6 mutually through the slope, can provide the supporting point for screw thread bracing piece 6 bottom, guarantees the stability when screw thread bracing piece 6 supports, and the slope bayonet socket 12 of seting up on the convenient cooperation cassette 11 for it is more stable when removing screw thread bracing piece 6 activity.
Further, the upper surface of bottom plate 1 is close to spacing post 10 left side department and has seted up locating hole 27, the left side fixedly connected with rectangle frame 28 of connecting strip 18, the outside fixedly connected with diagonal rod 29 of rectangle frame 28, the lateral wall sliding connection of diagonal rod 29 has locating lever 30, the bottom grafting of locating lever 30 is with the inboard of locating hole 27, the outside cover of diagonal rod 29 is equipped with spring two 31, the both ends of spring two 31 respectively with the inside left side of rectangle frame 28 and the left side fixed connection of locating lever 30, through the mutually supporting of locating hole 27 and locating lever 30 that set up, make connecting strip 18 rotate and block the outside of spacing post 10 through the notch 19 after, restrict the rotation of connecting strip 18, make connecting strip 18 and the stable connection of spacing post 10, avoid notch 19 to break away from the spacing post 10 outside, when making that breaks away from, only need pull locating lever 30 along diagonal rod 29 compression spring two 31 in the rectangle frame 28, make locating lever 30 deviate from in the locating hole 27, thereby can make connecting strip 18 and spacing post 10 separate, make things convenient for the whole dismantlement work of device.
Further, the stair 2 comprises a mounting plate 201 and a pedal 202, the upper surface of the mounting plate 201 is fixedly connected with a plurality of T-shaped sliding strips 32, the front surface of the pedal 202 is provided with a through T-shaped long groove 33, the T-shaped sliding strips 32 are positioned on the inner side of the T-shaped long groove 33 and are in sliding connection with the T-shaped long groove 33, the front surface of the T-shaped sliding strips 32 is provided with a through opening 34, the inside of the through opening 34 is in sliding connection with two hollow pipes 35, a plurality of springs three 36 are fixedly connected between the opposite sides of the two hollow pipes 35 together, the inside of the hollow pipes 35 is rotationally connected with a U-shaped limiting piece 37, the front end and the rear end of the U-shaped limiting piece 37 respectively penetrate through the front end and the rear end of the hollow pipes 35 and are respectively attached to the front surface and the rear surface of the pedal 202, the front end and the rear end of the U-shaped limiting piece 37 are fixedly connected with wedge blocks 38, the stair 2 is convenient to detach and mount with the pedal 202 through the mounting plate 201, when the pedal 202 is mounted on the mounting plate 201, the pedal 202 and the mounting plate 201 are mounted together through the T-shaped long groove 33 formed on the pedal 202 sliding along the T-shaped sliding bar 32, when the pedal 202 contacts with the wedge-shaped block 38 in the mounting process, the hollow tube 35 outside the U-shaped limiting piece 37 is driven to move through the wedge-shaped block 38, the hollow tube 35 compresses the spring three 36, the wedge-shaped block 38 can be mutually close to shrink into the T-shaped long groove 33, the T-shaped long groove 33 can be mounted outside the T-shaped sliding bar 32, after the pedal 202 is mounted, the spring three 36 is restored, the two hollow tubes 35 are driven to separate, the wedge-shaped block 38 stretches again and is blocked in front of and behind the T-shaped long groove 33 and the T-shaped sliding bar 32, the T-shaped sliding bar 32 is prevented from falling out from the T-shaped long groove 33, thereby ensuring stability when the pedal 202 is mounted to the mounting plate 201.
Further, the sealing pad 39 is fixedly connected to the inner side of the T-shaped long groove 33, so that the gap between the T-shaped long groove 33 and the T-shaped sliding bar 32 is reduced, friction is increased, and the pedal 202 can be stably mounted on the mounting plate 201.
Further, the anti-slip pad 40 is fixedly connected to the upper surface of the pedal 202, so that the friction force on the surface of the pedal 202 is increased, and the problem of slipping during walking of a person is prevented.
Further, the outer side wall of the thread bush 7 is provided with anti-slip threads 41, so that friction force during holding is increased, and the thread bush 7 is convenient to rotate.
Further, the anti-drop mouth 42 has been seted up to the lateral wall of spliced pole 14, the inboard fixedly connected with anticreep piece 43 of spread groove 16, anticreep piece 43 block is in the inboard of anticreep mouth 42 for when two spliced poles 14 are connected through two spread grooves 16 of seting up on the connecting plate 15, through anticreep piece 43 block in anticreep mouth 42, can prevent to adjust when thread bush 7 rotates and drive connecting plate 15 and shift taut stair 2 and screw thread bracing piece 6, prevent that connecting plate 15 from breaking away from, and make things convenient for the dismantlement of connecting plate 15 to change.
Further, the rubber pad 44 is fixedly connected to the inner side of the wedge-shaped slot 25, so that gaps between the wedge-shaped slot 25 and the wedge-shaped insert block 24 are reduced, friction force is increased, and the wedge-shaped insert block 24 is more stable when inserted into the wedge-shaped slot 25.
To sum up, the workflow of the invention: the bottom plate 1 and the stair 2 are connected through the fixed block 17, the T-shaped sliding groove 20, the T-shaped sliding block 21, the first spring 22, the movable block 23, the wedge-shaped inserting block 24 and the wedge-shaped inserting groove 25, preliminary splicing is completed, then the notch 19 is clamped to the outer side of the limit post 10 through rotating the connecting strip 18, splicing is completed on the right side of the bottom plate 1 and the bottom end of the stair 2, the threaded supporting rod 6 can be vertically placed by utilizing the cylinder 5 in the movable groove 4 formed by the concave piece 3, the cylinder 5 can slide in the movable groove 4, the top end of the threaded supporting rod 6 is guided to move into the inclined bayonet 12 formed below the clamping seat 11 to complete supporting, the connecting plate 15 is connected with the connecting post 14 on the first connecting block 9 and the second connecting block 13 through the connecting groove 16, then the movable sleeve 8 is driven to slide upwards or downwards on the outer side of the threaded supporting rod 6 through rotating the threaded sleeve 7, the inclined angle of the connecting plate 15 is changed, accordingly, connection of the threaded supporting rod 6 and the stair 2 are tensioned, the connection of each part is enabled to be more tightly, the whole device is enabled to be firmly supported below the stair 2 through the connecting plate 15 in an inclined mode, the whole device is enabled to be firmly matched through the parts, and the installation is convenient to detach.
It is noted that relational terms such as first and second, and the like are 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. Moreover, 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 understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. The utility model provides an assembled wood structure stair, includes bottom plate (1) and stair (2), its characterized in that: the bottom plate (1) is located below the stair (2), concave parts (3) are fixedly connected to the left side of the upper surface of the bottom plate (1), through-type movable grooves (4) are formed in the front surface and the rear surface of each concave part (3), cylinders (5) are movably connected to the inner sides of the movable grooves (4), two threaded support rods (6) are fixedly connected to the opposite ends of the cylinders (5) on the inner sides of the concave parts (3), threaded sleeves (7) are connected to the outer side walls of the threaded support rods (6) through threads, moving sleeves (8) are connected to the bottoms of the threaded sleeves (7) on the outer sides of the threaded support rods (6) through rotation, connecting blocks (9) are fixedly connected to the right side of the moving sleeves (8), limit columns (10) are fixedly connected to the right side of the upper surface of the bottom plate (1), the top ends of the limit columns (10) are connected to the lower surface of the stair (2), clamping seats (11) are fixedly connected to the left side of the lower surface of the concave parts (3), clamping seats (11) are fixedly connected to the left side of the lower surfaces of the stair (2), inclined clamping seats (12) are connected to the inclined clamping seats (12) through inclined clamping seats (12), the top of the threaded support rod (6) is attached to the upper surface of the inner side of the inclined bayonet (12), the lower surface of the stair (2) is located on the right side of the clamping seat (11) and fixedly connected with a second connecting block (13), the front surfaces of the first connecting block (9) and the second connecting block (13) are fixedly connected with connecting columns (14), a connecting plate (15) is arranged between the two connecting columns (14), connecting grooves (16) are formed in the front surfaces of the connecting plates (15), the two connecting columns (14) are respectively located on the inner sides of the two connecting grooves (16) and are respectively connected with the two connecting grooves (16) in a sliding mode, a fixed block (17) is fixedly connected to the bottom end of the stair (2), a connecting strip (18) is fixedly connected to the left side of the fixed block (17) through a rotating shaft, a notch (19) is formed in the outer side of the limiting column (10), a T-shaped sliding groove (20) is formed in the lower surface of the fixed block (17), a T-shaped sliding groove (20) is connected to the right side of the fixed block (20), the sliding groove (20) is connected to the right side of the stair (20), the bottom of the T-shaped sliding block (21) is fixedly connected with a movable block (23) below the fixed block (17), the bottom of the movable block (23) is fixedly connected with a wedge-shaped inserting block (24), the right side of the bottom plate (1) is provided with a wedge-shaped inserting groove (25), the wedge-shaped inserting block (24) is inserted into the inner side of the wedge-shaped inserting groove (25), the upper surface of the bottom plate (1) is positioned at the inner side of the concave part (3) and fixedly connected with an inclined supporting block (26), the upper surface of the inclined supporting block (26) is attached to the bottom end of the threaded supporting rod (6) and is in sliding connection with the threaded supporting rod (6), the upper surface of the bottom plate (1) is close to the left side of the limiting column (10) and is provided with a positioning opening (27), the left side of the connecting bar (18) is fixedly connected with a rectangular frame (28), the outer side of the rectangular frame (28) is fixedly connected with an inclined rod (29), the outer side wall of the inclined rod (29) is in sliding connection with a positioning rod (30), the bottom ends of the two rectangular frames (30) are respectively connected with the left side of the two positioning rods (31), the stair (2) comprises a mounting plate (201) and a pedal (202), wherein a plurality of T-shaped sliding strips (32) are fixedly connected to the upper surface of the mounting plate (201), a through-type T-shaped long groove (33) is formed in the front surface of the pedal (202), the T-shaped sliding strips (32) are located at the inner side of the T-shaped long groove (33) and are in sliding connection with the T-shaped long groove (33), a through-type through opening (34) is formed in the front surface of the T-shaped sliding strips (32), two hollow tubes (35) are connected to the inner side of the through opening (34) in a sliding manner, a plurality of springs (36) are fixedly connected between the opposite sides of the two hollow tubes (35) in a common mode, a U-shaped limiting piece (37) is connected to the inner side of the hollow tubes (35) in a rotating mode, the front end and the rear end of the U-shaped limiting piece (37) penetrate through the front end and the rear end of the hollow tubes (35) respectively and are respectively attached to the front surface and the rear surface of the T-shaped long groove (33), a through-type through opening (34) is formed in the front surface of the T-shaped sliding strips (32), a front end of the hollow tube (35) is connected with an anti-falling-off block (43), and an anti-off groove (43) is formed in the inner side wall (43).
2. A fabricated wood structure stairway according to claim 1, wherein: and a sealing gasket (39) is fixedly connected to the inner side of the T-shaped long groove (33).
3. A fabricated wood structure stairway according to claim 1, wherein: the upper surface of the pedal (202) is fixedly connected with an anti-slip pad (40).
4. A fabricated wood structure stairway according to claim 1, wherein: the outer side wall of the thread sleeve (7) is provided with anti-skid threads (41).
5. A fabricated wood structure stairway according to claim 1, wherein: and a rubber pad (44) is fixedly connected to the inner side of the wedge-shaped slot (25).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210079173.1A CN114439170B (en) | 2022-01-24 | 2022-01-24 | Assembled wood structure stair |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210079173.1A CN114439170B (en) | 2022-01-24 | 2022-01-24 | Assembled wood structure stair |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114439170A CN114439170A (en) | 2022-05-06 |
| CN114439170B true CN114439170B (en) | 2023-07-21 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| DE2505117A1 (en) * | 1975-02-07 | 1976-08-19 | Walter Karl Werner | Reinforced cantilevered staircase step interconnection - with bolts threaded both ends into supports and telescopic guide components |
| CN207672891U (en) * | 2017-12-22 | 2018-07-31 | 广州市芳村建筑工程有限公司 | A kind of assembly concrete stair |
| US20190383039A1 (en) * | 2018-09-04 | 2019-12-19 | Sien Han Charlene Chong | Height-Adjustable Jack and Vertical Modular Component Support using the same |
| CN111663728B (en) * | 2020-07-23 | 2021-07-13 | 湖南文理学院 | Assembled building stair structure |
| CN112982852B (en) * | 2021-02-26 | 2022-11-15 | 全学友 | Steel-concrete combined assembled stair section |
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