CN113216539A - Assembled steel construction spiral staircase structure - Google Patents
Assembled steel construction spiral staircase structure Download PDFInfo
- Publication number
- CN113216539A CN113216539A CN202110549515.7A CN202110549515A CN113216539A CN 113216539 A CN113216539 A CN 113216539A CN 202110549515 A CN202110549515 A CN 202110549515A CN 113216539 A CN113216539 A CN 113216539A
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- Prior art keywords
- fixedly connected
- sliding
- positioning
- groove
- plate
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 11
- 239000010959 steel Substances 0.000 title claims abstract description 11
- 238000010276 construction Methods 0.000 title claims description 6
- 238000009434 installation Methods 0.000 claims abstract description 15
- 238000004140 cleaning Methods 0.000 claims abstract description 10
- 230000003014 reinforcing effect Effects 0.000 claims abstract description 7
- 238000005728 strengthening Methods 0.000 claims description 8
- 230000010405 clearance mechanism Effects 0.000 claims description 7
- 238000005192 partition Methods 0.000 claims description 7
- 238000003780 insertion Methods 0.000 claims description 5
- 230000037431 insertion Effects 0.000 claims description 5
- 240000007643 Phytolacca americana Species 0.000 claims description 4
- 230000008602 contraction Effects 0.000 abstract description 4
- 230000000694 effects Effects 0.000 description 15
- 238000005201 scrubbing Methods 0.000 description 4
- 238000010030 laminating Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
Images
Classifications
-
- 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
- E04F11/032—Spiral stairways supported by a central column
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B1/00—Cleaning by methods involving the use of tools
- B08B1/10—Cleaning by methods involving the use of tools characterised by the type of cleaning tool
- B08B1/12—Brushes
-
- 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
-
- 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
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04F—FINISHING WORK ON BUILDINGS, e.g. STAIRS, FLOORS
- E04F11/00—Stairways, ramps, or like structures; Balustrades; Handrails
- E04F11/18—Balustrades; Handrails
- E04F11/181—Balustrades
- E04F11/1836—Handrails of balustrades; Connections between handrail members
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Steps, Ramps, And Handrails (AREA)
Abstract
The invention discloses an assembly type steel structure spiral stair structure, which belongs to the technical field of spiral stairs and comprises a central column, wherein a plurality of positioning blocks are arranged on the outer side of the central column, steps are clamped on the outer sides of the positioning blocks, an installation mechanism and a reinforcing mechanism are arranged in the positioning blocks, one part of the reinforcing mechanism is positioned in the central column, a cleaning mechanism is arranged on each step, and the cleaning mechanism is attached to the upper surface of each step. According to the invention, the mounting mechanism is arranged, the central column can move into the positioning groove, the first spring pulls the first sliding block to move through self elastic contraction, the two positioning sleeves are close to each other and clamped at the outer sides of the two hollow columns, the reinforcing effect is achieved, the situation that the positioning blocks are loosened is avoided to influence the use of the step, the second spring pulls the triangular block back to the initial position through self elastic contraction during disassembly, the third spring pushes the movable roller to move through self elastic extension, and the roller can drive the clamping plate to leave the clamping groove through the sliding rod.
Description
Technical Field
The invention belongs to the technical field of spiral stairs, and particularly relates to an assembled steel structure spiral stair structure.
Background
Spiral stairs, commonly referred to as spiral or spiral stairs, are typically arranged around a single post. The stair cannot be used as a main pedestrian traffic and evacuation stair, and the spiral stair has wide application in daily life of people, but is attractive, elegant and elegant in appearance due to the streamline and relatively saved in space.
Rotatory stair step's installation among the prior art is very troublesome, needs to use twisting of a plurality of bolts to move and realizes the installation effect, and troublesome poeration and bolt are easy to be split if getting rusty, lead to the step to appear not hard up cracked condition this moment easily, and the step can be stained with a large amount of stains on the surface in long-time use, and people utilize the mop to clear up the panel of stair, but the clearance is not only troublesome and the scrubbing effect is very poor like this, can't reach fine scrubbing effect.
Disclosure of Invention
The invention aims to: in order to solve the installation of rotatory stair step among the prior art very troublesome, need use twisting of a plurality of bolts to move and realize the installation effect, troublesome poeration and bolt are easy to be split if getting rusty, lead to the not hard up cracked condition of step to appear easily this moment, and the step can be stained with a large amount of stains on the surface in long-time use, people utilize the mop to clear up the panel of stair, but the clearance is not only troublesome and the scrubbing effect is very poor like this, can't reach the problem of fine scrubbing effect, and the rotatory stair structure of assembled steel construction that provides.
In order to achieve the purpose, the invention adopts the following technical scheme:
the utility model provides an assembled steel construction spiral staircase structure, includes the center post, the outside of center post is provided with a plurality of locating pieces, and the outside joint of locating piece has the step, be provided with installation mechanism and strengthening mechanism in the locating piece, a part of strengthening mechanism is located the center post, is provided with clearance mechanism on the step, and clearance mechanism laminates at the upper surface of step.
As a further description of the above technical solution:
the installation mechanism comprises a positioning groove arranged on one side face of the positioning block, the center column is located in the positioning groove, grooves are formed in the left side face and the right side face of the positioning groove, a plurality of first sliding grooves are formed in the inner walls of the grooves, first sliding blocks are connected in the first sliding grooves in a sliding mode, and the first sliding blocks are fixedly connected to the outer surface of the positioning sleeve.
As a further description of the above technical solution:
one side face of the first sliding block is fixedly connected to one side face of the inner wall of the first sliding groove through a first spring, a magnetic sheet is fixedly connected in the positioning sleeve, a poke rod is fixedly connected to one side face of the positioning sleeve and located in a through hole formed in one side face of the positioning block, and the through hole is communicated with the groove.
As a further description of the above technical solution:
the strengthening mechanism includes fixed connection at the inside baffle of center post, and the left and right sides face of baffle all has a running roller through two second spring fixedly connected with triangle blocks, and the laminating of the inclined plane upper surface of triangle block has a running roller, and running roller fixed connection is in the one end of slide bar, and the other end of slide bar runs through sliding sleeve and the fixedly connected with cardboard of a center post side joint, and the cardboard is located the outside of center post, and the draw-in groove has been seted up to the position that the constant head tank inner wall corresponds the cardboard, the outside cover of slide bar is equipped with the third spring, the both ends of third spring respectively with a side of sliding sleeve and the outer fixed surface connection of slide bar.
As a further description of the above technical solution:
a connecting rod is fixedly connected to one side face, away from the partition plate, of the triangular block, a magnetic block is fixedly connected to the other end of the connecting rod, the magnetic block is located in the hollow column, the hollow column is fixedly connected to the outer surface of the central column, and the connecting rod is located in a limiting hole formed in the outer surface of the central column.
As a further description of the above technical solution:
positioning mechanism has the second slider including seting up two second spouts on the step upper surface, and sliding connection has the second slider in the second spout, and the laminating has been seted up to the position that the surface of step corresponds the second slider, and the equal fixedly connected with inserted bar of both sides face of arc inner wall, the other end of inserted bar run through the second slider and extend to in the second spout, the lower fixed surface that ejector pin and handrail were passed through to the upper surface of second slider is connected, a plurality of elastic clamp of outer fixed surface of arc are connected with, and the elastic clamp is located the opening groove that props that one side of arc inner wall was seted up.
As a further description of the above technical solution:
the cleaning mechanism comprises third sliding grooves formed in two side faces of the step, third sliding blocks are connected in the third sliding grooves in a sliding mode, one side, far away from the step, of each third sliding block is fixedly connected with a fixing rod, and the other ends of the fixing rods are fixedly connected to one side face of the supporting plate.
As a further description of the above technical solution:
the quantity of backup pad is two, and the opposite face of two backup pads is laminated each other, the dead slot has been seted up to the lower surface of backup pad, is provided with the locating plate in the dead slot, and the lower surface of locating plate is laminated with the lower surface of backup pad, the lower fixed surface of backup pad is connected with the second brush hair of U-shaped, the first brush hair of lower fixed surface of locating plate is connected with, the last fixed surface of locating plate is connected with the installation pole, the equal fixedly connected with fourth spring in both ends about the installation pole, the other end of two fourth springs respectively with the both sides face fixed connection of dead slot inner wall.
In summary, due to the adoption of the technical scheme, the invention has the beneficial effects that:
1. in the invention, the central column can move into the positioning groove by arranging the mounting mechanism, the first spring pulls the first slide block to move by the contraction of the self elasticity, the two positioning sleeves are close to each other and clamped at the outer sides of the two hollow columns, and the positioning sleeves can fix the hollow columns so as to achieve good positioning effect, thereby make fixing that the locating piece can be stable on the center post, through setting up strengthening mechanism, the magnetic sheet can adsorb the magnetic path and remove and drive three hornblocks, the inclined plane of three hornblocks can extrude the roller, the roller removes and drives the cardboard card through the slide bar and go into to the draw-in groove in, it influences the step use to have reached reinforced (rfd) effect and avoided the not hard up condition of locating piece to appear, the second spring pulls back three hornblocks to initial position through self elasticity shrink during dismantlement, the third spring pushes up the running roller through self elasticity extension and removes, the running roller can drive the cardboard through the slide bar and leave the draw-in groove.
2. According to the cleaning device, the cleaning mechanism is arranged, the support plate is pulled to move to drive the second bristles to move to clean the upper surfaces of the steps, the two support plates are gradually far away from each other when the support plates move, the first bristles and the second bristles can stagger with each other to improve the cleaning range at the moment, the support plates can stably move along the track under the action of the third sliding block and the third sliding groove, the first bristles and the second bristles can well clean the upper surfaces of the steps, and the fourth spring, the stop block and the connecting rod are arranged, so that when the two support plates move close to each other under the action of the fourth spring, the fourth spring contracts through the elasticity of the fourth spring, the two support plates are pulled to close to each other to reset, and the situation that the first bristles and the second bristles influence the steps is avoided.
3. According to the invention, through the arrangement of the positioning mechanism, the elastic clamp can be clamped into the opening groove, the arc-shaped plate can be fixed by the elastic clamp, the inserting rod is inserted into the second sliding block to fix the second sliding block, the second sliding block is fixed at the moment, so that the handrail can be fixed by the ejector rod, the arc-shaped plate is pulled to separate the elastic clamp from the opening groove during disassembly, the inserting rod is driven by the arc-shaped plate to move to separate from the second sliding block, and the second sliding block can move in the second sliding groove and separate from the step, so that the disassembly and the installation of the handrail are very convenient.
Drawings
FIG. 1 is a schematic structural view of an assembled steel-structure spiral staircase structure according to the present invention;
FIG. 2 is a schematic cross-sectional view of a positioning block in an assembled steel-structured spiral stair structure according to the present invention;
FIG. 3 is an enlarged schematic view of A in the assembled steel-structure spiral staircase structure according to the present invention;
FIG. 4 is a schematic structural view of a step of the prefabricated steel-structured spiral staircase according to the present invention;
FIG. 5 is a schematic bottom view of a cleaning mechanism of the assembled steel-structured spiral stair of the present invention;
fig. 6 is an enlarged schematic structural view of B in the assembled steel-structured spiral staircase structure according to the present invention.
Illustration of the drawings:
1. a central column; 2. positioning blocks; 3. a step; 4. a handrail; 5. an installation mechanism; 51. a hollow column; 52. a first spring; 53. a first slider; 54. a groove; 55. a poke rod; 56. a through hole; 57. a positioning sleeve; 6. positioning a groove; 7. a reinforcement mechanism; 71. a magnetic block; 72. a connecting rod; 73. a triangular block; 74. a second spring; 75. a third spring; 76. a card slot; 77. a roller; 78. a sliding sleeve; 79. clamping a plate; 8. a positioning mechanism; 81. inserting a rod; 82. a second slider; 83. an arc-shaped plate; 84. an elastic clip; 85. a second slider; 9. a cleaning mechanism; 91. fixing the rod; 92. a support plate; 93. a third slider; 94. positioning a plate; 95. a first bristle; 96. a second bristle; 97. a connecting rod; 98. a stopper; 99. a fourth spring; 10. and a push rod.
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. 1-6, the present invention provides a technical solution: the utility model provides an assembled steel construction spiral staircase structure, includes center post 1, the outside of center post 1 is provided with a plurality of locating pieces 2, and the outside joint of locating piece 2 has step 3, be provided with installation mechanism 5 and strengthening mechanism 7 in the locating piece 2, a part of strengthening mechanism 7 is located center post 1, is provided with clearance mechanism on the step 3, and clearance mechanism's laminating is at the upper surface of step 3.
Specifically, the mounting mechanism 5 includes a positioning groove 6 formed in one side of the positioning block 2, the central column 1 is located in the positioning groove 6, grooves 54 are formed in both left and right sides of the positioning groove 6, a plurality of first sliding grooves are formed in inner walls of the grooves 54, first sliding blocks 53 are slidably connected in the first sliding grooves, the first sliding blocks 53 are fixedly connected to outer surfaces of positioning sleeves 57, one side of each first sliding block 53 is fixedly connected to one side of the inner wall of each first sliding groove through a first spring 52, a magnetic sheet is fixedly connected in each positioning sleeve 57, one side of each positioning sleeve 57 is fixedly connected with a poking rod 55, the poking rod 55 is located in a through hole 56 formed in one side of the positioning block 2, the through hole 56 is communicated with the grooves 54, the positioning block 2 is sleeved outside the central column 1 by the arrangement of the mounting mechanism 5, and the poking rod 55 drives the positioning sleeve 57 to move, two position sleeves 57 remove and keep away from mutually, can remove to the constant head tank 6 with center post 1 this moment in, wherein first spring 52 removes through the first slider 53 of self elasticity shrink pulling, and two position sleeves 57 are close to each other and block in the outside of two hollow posts 51 this moment, thereby position sleeve 57 can fix hollow post 51 and reach fine location effect this moment to make the fixing on center post 1 that locating piece 2 can be stable.
Specifically, the reinforcing mechanism 7 comprises a partition plate fixedly connected inside the central column 1, the left side surface and the right side surface of the partition plate are fixedly connected with a triangular block 73 through two second springs 74, a roller 77 is attached to the upper surface of the inclined surface of the triangular block 73, the roller 77 is fixedly connected with one end of a sliding rod, the other end of the sliding rod penetrates through a sliding sleeve 78 clamped on one side surface of the central column 1 and is fixedly connected with a clamping plate 79, the clamping plate 79 is positioned on the outer side of the central column 1, a clamping groove 76 is formed in the position, corresponding to the clamping plate 79, of the inner wall of the positioning groove 6, a third spring 75 is sleeved on the outer side of the sliding rod, two ends of the third spring 75 are respectively fixedly connected with one side surface of the sliding sleeve 78 and the outer surface of the sliding rod, a connecting rod 72 is fixedly connected with one side surface of the triangular block 73 far away from the partition plate, a magnetic block 71 is fixedly connected with the other end of the connecting rod 72, the hollow column 71 is positioned in the hollow column 51 and is fixedly connected with the outer surface of the central column 1, the connecting rod 72 is located in a limiting hole formed in the outer surface of the central column 1, the reinforcing mechanism 7 is arranged, when the positioning sleeve 57 is sleeved outside the hollow column 51, the magnetic sheet in the positioning sleeve 57 can adsorb the magnetic block 71, at the moment, the magnetic block 71 moves and drives the triangular block 73, the inclined surface of the triangular block 73 can extrude the roller 77, at the moment, the roller 77 moves and drives the sliding rod to move, the sliding rod drives the clamping plate 79 to move and be clamped into the clamping groove 76, at the moment, the fixing effect between the positioning block 2 and the central column 1 is better, the reinforcing effect is achieved, the situation that the positioning block 2 is loosened is prevented from influencing the use of the step 3 is avoided, by arranging the second spring 74, the second spring 74 contracts through self elasticity, when the magnetic block 71 is not adsorbed any more, the second spring 74 pulls the triangular block 73 back to the initial position, by arranging the third spring 75, the third spring, the roller 77 can drive the clamping plate 79 to leave the clamping groove 76 through the sliding rod.
Specifically, the positioning mechanism 8 includes two second sliding grooves formed in the upper surface of the step 3, a second sliding block 82 is slidably connected in the second sliding grooves, an arc-shaped plate 83 is attached to the position, corresponding to the second sliding block 82, of the outer surface of the step 3, an insertion rod 81 is fixedly connected to both side surfaces of the inner wall of the arc-shaped plate 83, the other end of the insertion rod 81 penetrates through the second sliding block 82 and extends into the second sliding grooves, the upper surface of the second sliding block 82 is fixedly connected with the lower surface of the handrail 4 through an ejector rod 10, a plurality of elastic clamps 84 are fixedly connected to the outer surface of the arc-shaped plate 83, the elastic clamps 84 are located in a supporting groove formed in one side surface of the inner wall of the arc-shaped plate 83, the elastic clamps 84 can be clamped into the supporting groove through the positioning mechanism 8, at this time, the elastic clamps 84 can fix the arc-shaped plate 83, the insertion rod 81 is inserted into the second sliding block 82 to fix the second sliding block, at this time, the second sliding block 82 is fixed, thereby make ejector pin 10 can fix handrail 4, pull arc 83 and let the elastic clamp 84 break away from and prop the fluting during dismantlement, arc 83 drives inserted bar 81 this moment and removes and break away from second slider 82, and second slider 82 can remove and break away from step 3 in the second spout, and consequently handrail 4's dismantlement and installation are all very convenient.
Specifically, the cleaning mechanism comprises third sliding grooves formed in two side surfaces of the step 3, a third sliding block 93 is slidably connected in the third sliding grooves, a fixing rod 91 is fixedly connected to one side, away from the step 3, of the third sliding block 93, the other end of the fixing rod 91 is fixedly connected to one side surface of a supporting plate 92, the number of the supporting plates 92 is two, the opposite surfaces of the two supporting plates 92 are mutually attached, a hollow groove is formed in the lower surface of the supporting plate 92, a positioning plate 94 is arranged in the hollow groove, the lower surface of the positioning plate 94 is attached to the lower surface of the supporting plate 92, a U-shaped second brush 96 is fixedly connected to the lower surface of the supporting plate 92, a first brush 95 is fixedly connected to the lower surface of the positioning plate 94, an installation rod 97 is fixedly connected to the upper surface of the positioning plate 94, fourth springs 99 are fixedly connected to the left end and the right end, through setting up clearance mechanism, wherein pull backup pad 92 and remove and let backup pad 92 drive second brush hair 96 remove and clear up the upper surface of step 3, wherein two backup pads 92 keep away from mutually gradually when backup pad 92 removes, first brush hair 95 and second brush hair 96 can stagger each other and improve the clearance scope this moment, backup pad 92 can be along the stable removal of orbit under the effect of third slider 93 and third spout, first brush hair 95 and second brush hair 96 can carry out fine clearance to the upper surface of step 3, through setting up fourth spring 99, dog 98 and connecting rod 72, when two backup pad 92 remove each other and be close to under its effect, fourth spring 99 is through self elasticity shrink, stimulate two backup pad 92 and be close to each other and reset, avoid first brush hair 95 and second brush hair 96 to receive the influence to the condition of step 3.
The working principle is as follows: when the positioning device is used, the positioning block 2 is sleeved on the outer side of the central column 1, the poking rod 55 is pulled to drive the positioning sleeves 57 to move, the two positioning sleeves 57 move away from each other, the central column 1 can move into the positioning groove 6 at the moment, the first spring 52 pulls the first sliding block 53 to move through self elastic contraction, the two positioning sleeves 57 approach to each other and are clamped on the outer sides of the two hollow columns 51 at the moment, the positioning sleeves 57 can fix the hollow columns 51 to achieve a good positioning effect, when the positioning sleeves 57 are sleeved on the outer sides of the hollow columns 51, the magnetic blocks 71 in the positioning sleeves 57 can adsorb the magnetic blocks 71, the magnetic blocks 71 move and drive the triangular blocks 73, the inclined surfaces of the triangular blocks 73 can extrude the rollers 77, the rollers 77 move and drive the sliding rods to move, the sliding rods drive the clamping plates 79 to move and be clamped into the clamping grooves 76, and the fixing effect between the positioning block 2 and the central column 1 is better at the moment, it influences step 3 and uses to have reached reinforced (rfd) effect to have avoided locating piece 2 to appear not hard up condition, when needing to clear up, pull backup pad 92 and remove and let backup pad 92 drive second brush hair 96 remove and clear up step 3's upper surface, wherein two backup pads 92 keep away from gradually mutually when backup pad 92 removes, first brush hair 95 and second brush hair 96 can stagger each other and improve clearance scope this moment, first brush hair 95 and second brush hair 96 can carry out fine clearance to step 3's upper surface, when two backup pad 92 remove when being close to each other, fourth spring 99 is through self elasticity shrink, two backup pad 92 of pulling are close to each other and reset, avoid first brush hair 95 and second brush hair 96 to receive the influence to step 3's the condition.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (8)
1. The utility model provides an assembled steel construction spiral stair structure, includes center post (1), its characterized in that, the outside of center post (1) is provided with a plurality of locating pieces (2), and the outside joint of locating piece (2) has step (3), be provided with installation mechanism (5) and strengthening mechanism (7) in locating piece (2), the partly of strengthening mechanism (7) is located center post (1), is provided with clearance mechanism on step (3), and clearance mechanism laminates the upper surface at step (3).
2. The assembly type steel structure spiral stair structure according to claim 1, wherein the mounting mechanism (5) comprises a positioning groove (6) formed in one side surface of the positioning block (2), the center post (1) is located in the positioning groove (6), grooves (54) are formed in the left side surface and the right side surface of the positioning groove (6), a plurality of first sliding grooves are formed in the inner walls of the grooves (54), first sliding blocks (53) are slidably connected in the first sliding grooves, and the first sliding blocks (53) are fixedly connected to the outer surface of the positioning sleeve (57).
3. The assembled steel-structure spiral stair structure according to claim 2, wherein one side of the first sliding block (53) is fixedly connected to one side of the inner wall of the first sliding groove through a first spring (52), a magnetic sheet is fixedly connected in the positioning sleeve (57), one side of the positioning sleeve (57) is fixedly connected with a poke rod (55), the poke rod (55) is located in a through hole (56) formed in one side of the positioning block (2), and the through hole (56) is communicated with the groove (54).
4. An assembled steel structure spiral stair structure according to claim 1, the reinforcing mechanism (7) comprises a partition plate fixedly connected inside the center post (1), the left side surface and the right side surface of the partition plate are fixedly connected with a triangular block (73) through two second springs (74), a roller (77) is attached to the upper surface of the inclined plane of the triangular block (73), the roller (77) is fixedly connected with one end of a sliding rod, the other end of the sliding rod penetrates through a sliding sleeve (78) clamped on one side surface of the center post (1) and is fixedly connected with a clamping plate (79), the clamping plate (79) is positioned on the outer side of the center post (1), a clamping groove (76) is formed in the inner wall of the positioning groove (6) corresponding to the clamping plate (79), the outside cover of slide bar is equipped with third spring (75), and the both ends of third spring (75) are connected with the surface fixed connection of a side of sliding sleeve (78) and slide bar respectively.
5. The assembled steel-structure spiral staircase structure of claim 4, wherein a connecting rod (72) is fixedly connected to one side of the triangular block (73) far from the partition plate, a magnetic block (71) is fixedly connected to the other end of the connecting rod (72), the magnetic block (71) is located in the hollow column (51), the hollow column (51) is fixedly connected to the outer surface of the central column (1), and the connecting rod (72) is located in a limiting hole formed in the outer surface of the central column (1).
6. The assembled steel-structure spiral stair structure according to claim 1, wherein the positioning mechanism (8) comprises two second sliding grooves formed in the upper surface of the step (3), a second sliding block (82) is slidably connected in the second sliding grooves, an arc-shaped plate (83) is attached to the position, corresponding to the second sliding block (82), of the outer surface of the step (3), insertion rods (81) are fixedly connected to two side surfaces of the inner wall of the arc-shaped plate (83), the other end of each insertion rod (81) penetrates through the second sliding block (82) and extends into the second sliding groove, the upper surface of the second sliding block (82) is fixedly connected with the lower surface of the handrail (4) through an ejection rod (10), a plurality of elastic clamps (84) are fixedly connected to the outer surface of the arc-shaped plate (83), and the elastic clamps (84) are located in supporting grooves formed in one side surface of the inner wall of the arc-shaped plate (83).
7. The assembled steel-structure spiral staircase structure of claim 1, wherein the cleaning mechanism comprises a third sliding groove formed on both sides of the step (3), a third sliding block (93) is slidably connected in the third sliding groove, a fixing rod (91) is fixedly connected to one side of the third sliding block (93) far away from the step (3), and the other end of the fixing rod (91) is fixedly connected to one side of the supporting plate (92).
8. The assembly type steel structure spiral stair structure according to claim 7, wherein the number of the support plates (92) is two, the opposite surfaces of the two support plates (92) are attached to each other, a hollow groove is formed in the lower surface of each support plate (92), a positioning plate (94) is arranged in the hollow groove, the lower surface of each positioning plate (94) is attached to the lower surface of each support plate (92), the lower surface of each support plate (92) is fixedly connected with U-shaped second bristles (96), the lower surface of each positioning plate (94) is fixedly connected with first bristles (95), the upper surface of each positioning plate (94) is fixedly connected with a mounting rod (97), the left end and the right end of each mounting rod (97) are fixedly connected with fourth springs (99), and the other ends of the two fourth springs (99) are fixedly connected with the two side surfaces of the inner wall of the hollow groove respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110549515.7A CN113216539A (en) | 2021-05-20 | 2021-05-20 | Assembled steel construction spiral staircase structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110549515.7A CN113216539A (en) | 2021-05-20 | 2021-05-20 | Assembled steel construction spiral staircase structure |
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| Publication Number | Publication Date |
|---|---|
| CN113216539A true CN113216539A (en) | 2021-08-06 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110549515.7A Pending CN113216539A (en) | 2021-05-20 | 2021-05-20 | Assembled steel construction spiral staircase structure |
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| CN (1) | CN113216539A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113605618A (en) * | 2021-09-22 | 2021-11-05 | 江苏杰震建设科技有限公司 | High-strength prefabricated staircase and hoisting installation method thereof |
-
2021
- 2021-05-20 CN CN202110549515.7A patent/CN113216539A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113605618A (en) * | 2021-09-22 | 2021-11-05 | 江苏杰震建设科技有限公司 | High-strength prefabricated staircase and hoisting installation method thereof |
| CN113605618B (en) * | 2021-09-22 | 2022-06-17 | 江苏杰震建设科技有限公司 | High-strength prefabricated staircase and hoisting installation method thereof |
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