CN215631159U

CN215631159U - Assembled stair structure

Info

Publication number: CN215631159U
Application number: CN202122111626.8U
Authority: CN
Inventors: 陈爱健; 饶速平; 陈存尧
Original assignee: Fujian Tongtian Construction Engineering Co Ltd
Current assignee: Fujian Tongtian Construction Engineering Co Ltd
Priority date: 2021-09-03
Filing date: 2021-09-03
Publication date: 2022-01-25
Anticipated expiration: 2031-09-03

Abstract

The utility model relates to the technical field of stairs, in particular to an assembled stair structure which comprises two supporting beams, pedals and a plurality of upright columns, wherein the upright columns are respectively fixed on the top surfaces of the pedals and close to the front surface and the back surface, a plurality of connecting beams are vertically fixed on the top surfaces of the supporting beams, horizontal mounting plates are fixed on the top surfaces of the connecting beams, the pedals are fixedly mounted on the top surfaces of the horizontal mounting plates, connecting columns are vertically fixed on the bottom surfaces of the pedals positioned at the top parts of the two adjacent pedals and close to the front surface and the back surface, and connecting mechanisms are arranged among the pedals, the upright columns and the connecting columns and between the connecting columns for quickly assembling the upright columns and the connecting columns with the pedals. This assembled stair structure all is equipped with quick coupling mechanism through between footboard and stand and the spliced pole, and accessible operation coupling mechanism makes quick assembly between stand and spliced pole and the footboard, and the staff is simple quick when the operation, has improved staff's installation effectiveness.

Description

Assembled stair structure

Technical Field

The utility model relates to the technical field of stairs, in particular to an assembled stair structure.

Background

The stairs are used as members for vertical traffic between floors in buildings, are used for traffic connection between floors and when the height difference is large, and are also arranged in multi-storey and high-rise buildings provided with elevators and escalators as main vertical traffic means, and the high-rise buildings still need to keep the stairs for escape in case of fire despite of adopting the elevators as main vertical traffic means.

The stair comprises a stair section with continuous steps, a platform, an enclosing component and the like, wherein the horizontal projection distance between the lowest step and the highest step of the stair is the stair length, the total height of the steps is the stair height, when the stair on the market at present is used, the enclosing component is installed through bolts, the installation process is troublesome, the installation efficiency of workers is reduced, and therefore the assembled stair structure is provided to solve the problems.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects of the prior art, the utility model provides an assembly type stair structure which has the advantage of quick assembly and solves the problems that when the existing stair on the market is used, the enclosure components are fixed through bolts, the installation process is troublesome, and the installation efficiency of workers is reduced.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides an assembled stair structure, is including quantity for two and as the supporting beam that stair wholly supported, fix on two supporting beams and be used for using a plurality of footboards of trampling and quantity for a plurality of stands, it is a plurality of the stand is fixed respectively at the top surface of a plurality of footboards and is close to front and back department, is located openly a plurality of the top of stand and the top that is located a plurality of stands at the back all are fixed with the handrail, simultaneously, are located openly a plurality of the guard bar that quantity is a plurality of is all fixed at the front of stand and the back that is located a plurality of stands at the back.

The top surface vertical fixation of a supporting beam has quantity to be a plurality of tie-beam, the top surface of tie-beam is fixed with the horizontal installation board, the top surface fixed mounting of horizontal installation board has the footboard, lies in the top in two adjacent footboards the bottom surface of footboard just is close to front and the equal vertical fixation of back department has the spliced pole, all be equipped with coupling mechanism between footboard and stand and the spliced pole for make stand and spliced pole and footboard rapid Assembly.

Further, it is a plurality of the tie-beam extends the length direction equidistance distribution of a supporting beam, and is a plurality of stand and a plurality of guard bar integrated into one piece.

Further, coupling mechanism includes fixed establishment and positioning mechanism, wherein, positioning mechanism fixes a position when being used for making stand and connecting column assembly, and fixed establishment is used for fixing stand and spliced pole after the location, positioning mechanism includes fixed storehouse, fixed storehouse vertical fixation is at the top surface of footboard, the interior diapire vertical fixation of fixed storehouse has the location square pole, the bottom face of stand and spliced pole has all been seted up and has been supplied the location square pole to insert and rather than clearance fit's constant head tank, the shape in fixed storehouse is the cylinder of an inside cavity and top surface disappearance, the equal fixedly connected with of periphery wall of spliced pole and stand is located the inside atress ring in fixed storehouse.

Further, fixed establishment includes linkage subassembly and fixed subassembly, wherein, fixed subassembly is including rotating the storehouse, it installs on fixed storehouse to rotate storehouse activity suit, fixed storehouse internal perisporium just is close to bottom surface department fixedly connected with internal perisporium and is threaded screw ring, the thread groove with screw ring threaded connection is seted up to the periphery wall in fixed storehouse, the three U type link of the internal perisporium fixedly connected with quantity in fixed storehouse, it is three all articulated on the U type link have the returning face plate that is located stress ring top.

Furthermore, the shape of rotating the storehouse is a hollow cylinder in inside, the upper and lower both ends face that rotates the storehouse has all been seted up and has been supplied fixed storehouse to run through and rather than clearance fit, and is three U type link is located same horizontal plane and is circular angular distribution such as waiting, the outer radius of stress ring is less than the distance between U type link and the fixed storehouse central line.

Further, the linkage subassembly includes the horizontal ring, horizontal ring fixed connection just is located the inside of rotating the storehouse on the periphery wall of fixed storehouse, the top surface of horizontal ring runs through perpendicularly and has quantity to run through and extend to the movable rod of its bottom surface for three and one end, and is three the equal fixedly connected with connecting block of top surface of movable rod, the periphery wall fixedly connected with quantity of fixed storehouse is three and is located the inside pulley of rotating the storehouse, the periphery wall of fixed storehouse is seted up quantity and is three the side that the returning face plate is close to the atress ring all is fixed with the steel wire stay cord, and is three the other end of steel wire stay cord runs through three through hole respectively and extends to the inside of rotating the storehouse and is fixed with three connecting block respectively, simultaneously, it is three the steel wire stay cord still twines respectively on three pulley.

Furthermore, three the movable rod is located the one side that three U type link carried on the back respectively, the movable hole that quantity is three and supply three movable rod to run through and rather than clearance fit respectively is seted up to the top surface of horizontal ring.

Compared with the prior art, the technical scheme of the application has the following beneficial effects:

this assembled stair structure all is equipped with quick coupling mechanism through between footboard and stand and the spliced pole, and accessible operation coupling mechanism makes quick assembly between stand and spliced pole and the footboard, and the staff need not with the help of external instrument when the operation, and whole operation process is simple quick, has improved staff's installation effectiveness, more convenient and practical.

Drawings

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

fig. 2 is a sectional view of the rotary bin of the present invention.

In the figure: the device comprises a supporting beam 1, a connecting beam 2, a horizontal mounting plate 3, a pedal 4, a connecting column 5, a connecting block 6, a vertical column 7, a handrail 8, a guard bar 9, a fixed bin 10, a positioning square rod 11, a U-shaped connecting frame 12, a horizontal ring 13, a steel wire pull rope 14, a turnover plate 15, a thread block 16, a thread groove 17, a stress ring 18, a through hole 19, a movable rod 20, a pulley 21 and a rotating bin 22.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-2, the fabricated staircase structure of the present invention includes two support beams 1 for supporting the staircase as a whole and a plurality of steps 4 fixed on the two support beams 1 for stepping, wherein the two support beams 1 are arranged in parallel in a front-rear direction, the support beams 1 are inclined downward and at an acute angle, and the plurality of steps 4 are arranged ascending from right to left at equal intervals.

The assembled stair structure further comprises a plurality of upright posts 7, the upright posts 7 are fixed on the top surfaces of the pedals 4 and close to the front surface and the back surface, handrails 8 are fixed at the top ends of the upright posts 7 on the front surface and the top ends of the upright posts 7 on the back surface, and a plurality of guard bars 9 are fixed at the front surfaces of the upright posts 7 on the front surface and the back surfaces of the upright posts 7 on the back surface.

In addition, a plurality of connecting beams 2 are vertically fixed on the top surface of the supporting beam 1, the connecting beams 2 are equidistantly distributed along the length direction of the supporting beam 1, a plurality of upright posts 7 and a plurality of guard bars 9 are integrally formed, and the upright posts 7 and the guard bars 9 can be installed together when the supporting beam is installed.

To the installation of footboard 4, the top surface of tie-beam 2 is fixed with horizontal installation board 3, and the top surface fixed mounting of horizontal installation board 3 has footboard 4, and footboard 4 is installed on horizontal installation board 3, through the rigid support of horizontal installation board 3, more stable.

In order to rapidly assemble the upright post 7 and the pedals 4 and the two adjacent pedals 4, connecting columns 5 are vertically fixed on the bottom surfaces of the pedals 4 at the tops of the two adjacent pedals 4 and close to the front surface and the back surface, and connecting mechanisms are arranged between the pedals 4 and the upright post 7 and between the connecting columns 5, so that the upright post 7 and the connecting columns 5 are rapidly assembled with the pedals 4.

The connecting mechanism comprises a fixing mechanism and a positioning mechanism, wherein the positioning mechanism is used for positioning the upright post 7 and the connecting post 5 during assembly, the fixing mechanism is used for fixing the positioned upright post 7 and the positioned connecting post 5, the positioning mechanism comprises a fixing bin 10, the fixing bin 10 is vertically fixed on the top surface of the pedal 4, a positioning square rod 11 is vertically fixed on the inner bottom wall of the fixing bin 10, positioning grooves for the positioning square rod 11 to be inserted and in clearance fit with the positioning grooves are formed in the bottom end surfaces of the upright post 7 and the connecting post 5, the fixing bin 10 is in a hollow cylinder with a missing top surface, stress rings 18 positioned in the fixing bin 10 are fixedly connected on the outer peripheral walls of the connecting post 5 and the upright post 7, when the upright post 7 or the connecting post 5 is inserted into the fixing bin 10, the positioning grooves correspond to the positioning square rods 11, therefore, after the upright post 7 or the connecting post 5 is inserted into the fixing bin 10, the positioning square rod 11 can be arranged in the positioning groove, so that accurate and stable positioning of the whole device during assembly is ensured.

In order to extrude the horizontal ring 13, so that the upright post 7 and the connecting post 5 are fixed with the fixed bin 10, the fixing mechanism comprises a linkage component and a fixing component, wherein the linkage component comprises a horizontal ring 13, the horizontal ring 13 is fixedly connected on the peripheral wall of the fixed bin 10 and is positioned in the rotating bin 22, three movable rods 20 with one end penetrating and extending to the bottom surface of the horizontal ring 13 vertically penetrate through the top surface of the horizontal ring 13, the three movable rods 20 are respectively positioned at one side of the back of the three U-shaped connecting frames 12, three movable holes which are respectively penetrated through by the three movable rods 20 and are in clearance fit with the three movable rods 20 are arranged on the top surface of the horizontal ring 13, the movable rods 20 can linearly move up and down in the movable holes, the connecting blocks 6 are fixedly connected on the top surfaces of the three movable rods 20, three pulleys 21 which are positioned in the rotating bin 22 are fixedly connected on the peripheral wall of the fixed bin 10, three penetrating holes 19 are arranged on the peripheral wall of the fixed bin 10, all run through in the three through hole 19 and have had steel wire stay cord 14, the one end of three steel wire stay cord 14 all extends to the inside of rotating storehouse 22 and is fixed with three connecting block 6 respectively, its other end extends to in the fixed storehouse 10, and simultaneously, three steel wire stay cord 14 still twines respectively on three pulley 21, when movable rod 20 upwards removes, can make connecting block 6 upwards stimulate steel wire stay cord 14 and pull, because pulley 21's setting, steel wire stay cord 14 is more stable when pulling, and can avoid steel wire stay cord 14's damage.

It should be noted that the top surface of the horizontal plate is further provided with three circular through holes for the three steel wire ropes 14 to pass through, it should be understood that when the connecting block 6 pulls the steel wire ropes 14, the steel wire ropes 14 are in a vertical state after being guided by the pulleys 21, and when the steel wire ropes 14 are pulled upwards, the damage of the steel wire ropes 14 caused by friction between the steel wire ropes and the circular through holes is negligible.

Meanwhile, the fixed assembly includes rotating the storehouse 22, rotate storehouse 22 activity suit on the fixed storehouse 10, rotate the shape of the storehouse 22 and be a hollow cylinder inside, rotate the upper and lower both end surfaces of the storehouse 22 and offer and support the fixed storehouse 10 to run through and its clearance fit, the internal perisporium of the fixed storehouse 10 and close to the threaded ring of the internal perisporium of bottom surface fixedly connected with, the external peripheral wall of the fixed storehouse 10 offers the threaded groove 17 in threaded connection with the threaded ring, through rotating the storehouse 22, can drive the threaded ring to rotate, and then make the threaded ring move up through the threaded connection of the internal perisporium and threaded groove 17 in threaded connection, drive and rotate the storehouse 22 and move up, the internal peripheral wall of the fixed storehouse 10 fixedly connected with three U-shaped link 12 of quantity, three U-shaped link 12 are located the same horizontal plane and present the angular distribution of circular, the external radius of the stress ring 18 is smaller than the distance between the central line of the U-shaped link 12 and fixed storehouse 10, all articulated on three U type link 12 have the returning face plate 15 that is located stress ring 18 top, three steel wire stay cord 14 is located the inside one end of fixed bin 10 and is close to a side of stress ring 18 with three returning face plate 15 respectively fixed, when rotating storehouse 22 and screw ring rebound, the screw ring can extrude movable rod 20, make connecting block 6 on movable rod 20 top rise, and then make the stay cord pulled, stay cord pulling returning face plate 15 upset, returning face plate 15 after the upset can advance the extrusion to stress ring 18, realize the fixed between stand 7 or spliced pole 5 and fixed bin 10.

The working principle of the above embodiment is as follows:

when inserting stand 7 or spliced pole 5 in fixed storehouse 10, can be corresponding with constant head tank and location square bar 11, like this, after stand 7 or spliced pole 5 insert in fixed storehouse 10, the constant head tank can be arranged in to location square bar 11, rotate storehouse 22 through rotating, can drive the screw ring and rotate, and then make the screw ring through the screw thread of internal perisporium and thread groove 17 threaded connection and rebound, it moves upwards to drive to rotate storehouse 22, when rotating storehouse 22 and screw ring rebound, the screw ring can extrude movable rod 20, make the connecting block 6 on movable rod 20 top rise, and then make the stay cord pulled, the upset of stay cord pulling returning face plate 15, returning face plate 15 after the upset can advance the extrusion to atress ring 18, realize the fixed between stand 7 or spliced pole 5 and the fixed storehouse 10.

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. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

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

Claims

1. A fabricated stair structure comprising:

the number of the support beams is two, and the support beams are used as integral supports of the stairs (1);

a plurality of pedals (4) fixed on the two support beams (1) for stepping;

the number of the upright posts (7) is multiple, the upright posts (7) are respectively fixed on the top surfaces of the pedals (4) and close to the front surface and the back surface, handrails (8) are fixed at the top ends of the upright posts (7) positioned on the front surface and the top ends of the upright posts (7) positioned on the back surface, and meanwhile, a plurality of guard bars (9) are fixed on the front surfaces of the upright posts (7) positioned on the front surface and the back surfaces of the upright posts (7) positioned on the back surface;

the method is characterized in that: the top surface vertical fixation of supporting beam (1) has quantity to be a plurality of tie-beam (2), the top surface of tie-beam (2) is fixed with horizontal installation board (3), the top surface fixed mounting of horizontal installation board (3) has footboard (4), lies in the top in two adjacent footboard (4) the bottom surface of footboard (4) just is close to openly and the equal vertical fixation of back department has spliced pole (5), all be equipped with coupling mechanism between footboard (4) and stand (7) and spliced pole (5) for make stand (7) and spliced pole (5) and footboard (4) rapid Assembly.

2. A fabricated stair structure according to claim 1, wherein: a plurality of tie beam (2) extend the length direction equidistance distribution of a supporting beam (1), and are a plurality of stand (7) and a plurality of fender rod (9) integrated into one piece.

3. A fabricated stair structure according to claim 1, wherein: coupling mechanism includes fixed establishment and positioning mechanism, wherein, positioning mechanism is used for making location when stand (7) and spliced pole (5) assemble, and fixed establishment is used for fixing stand (7) and spliced pole (5) after the location, positioning mechanism includes solid fixed bin (10), gu fixed bin (10) vertical fixation is at the top surface of footboard (4), the interior diapire vertical fixation of gu fixed bin (10) has location square pole (11), the bottom face of stand (7) and spliced pole (5) has all been seted up and has been supplied location square pole (11) to insert and rather than clearance fit's constant head tank, the shape of gu fixed bin (10) is the cylinder of a inside cavity and top surface disappearance, the equal fixedly connected with of the periphery wall of spliced pole (5) and stand (7) is located the inside atress ring (18) of gu fixed bin (10).

4. A fabricated stair structure according to claim 3, wherein: fixed establishment is including linkage subassembly and fixed subassembly, wherein, fixed subassembly is including rotating storehouse (22), it installs on fixed storehouse (10) to rotate storehouse (22) activity suit, fixed storehouse (10) internal perisporium just is close to bottom surface department fixedly connected with internal perisporium and is threaded screw ring, the thread groove (17) with screw ring threaded connection are seted up to the peripheral wall of fixed storehouse (10), the three U type link (12) of the internal perisporium fixedly connected with quantity of fixed storehouse (10), it is three all articulated on U type link (12) have returning face plate (15) that are located stress ring (18) top.

5. A fabricated staircase structure as defined in claim 4, wherein: the shape of rotating storehouse (22) is a hollow cylinder in inside, the upper and lower both ends face of rotating storehouse (22) has all been seted up and has been supplied fixed storehouse (10) to run through and rather than clearance fit, and is three U type link (12) are located same horizontal plane and are circular angular distribution such as waiting, the outer radius of atress ring (18) is less than the distance between U type link (12) and fixed storehouse (10) central line.

6. A fabricated staircase structure as defined in claim 5, wherein: the linkage assembly comprises a horizontal ring (13), the horizontal ring (13) is fixedly connected to the outer peripheral wall of a fixed bin (10) and located in the rotating bin (22), the top surface of the horizontal ring (13) vertically penetrates through three movable rods (20) with one ends penetrating through and extending to the bottom surface of the horizontal ring, the top surfaces of the three movable rods (20) are all fixedly connected with connecting blocks (6), the outer peripheral wall of the fixed bin (10) is fixedly connected with three pulleys (21) with three numbers and located in the rotating bin (22), the outer peripheral wall of the fixed bin (10) is provided with three through holes (19), one side surface of the three turnover plates (15) close to a stress ring (18) is fixedly provided with steel wire pull ropes (14), and the other ends of the three steel wire pull ropes (14) respectively penetrate through the three through holes (19) and extend to the inside of the rotating bin (22) and are respectively fixed with the three connecting blocks (6), meanwhile, the three steel wire pull ropes (14) are wound on the three pulleys (21) respectively.

7. A fabricated staircase structure as defined in claim 6, wherein: the three movable rods (20) are respectively positioned on one side of the three U-shaped connecting frames (12) which are opposite to each other, and the top surface of the horizontal ring (13) is provided with three movable holes which are respectively penetrated by the three movable rods (20) and are in clearance fit with the movable rods.