CN214995386U - Prefabricated assembled stair - Google Patents

Abstract

The utility model belongs to the technical field of assembly type structure and specifically relates to a prefabricated assembled stair has solved the problem that present assembled ladder body pattern can not satisfy people's convenience requirement when carrying the heavy object, and it includes the ladder body, ladder body both ends all be equipped with ladder body gomphosis complex half space, half space length direction's both sides be equipped with a plurality of be used for with half space is fixed in the fixed block in the ladder well, be equipped with the slide on the ladder body length direction, the ladder body is located half space length direction's both sides. This application has the effect that makes things convenient for people to carry the heavy object from top to bottom at the assembled ladder body, uses manpower sparingly and time.

Description

Prefabricated assembled stair

Technical Field

The application relates to the field of prefabricated buildings, in particular to a prefabricated assembled stair.

Background

At present, in order to improve the construction efficiency and the shock resistance of a building, the engineering investment and construction waste are reduced, developers tend to select an assembly type building more and more, the assembly type wall bodies are accumulated layer by layer and are installed and fixed to form floors and a ladder well, holes are reserved in the wall of the ladder well, the assembly type rest platforms are lifted and installed in the ladder well, then the assembly type ladder bodies are placed on the upper assembly type rest platforms and the lower assembly type rest platforms, the positions of the assembly type rest platforms and the ladder bodies are adjusted and then fixed, the rest platforms and the ladder bodies are accumulated layer by layer and are installed and fixed to complete the primary construction of the assembly type building.

The style of the ladder body of assembled at present is less, can not satisfy the demand of all kinds of buildings to assembled stair, and especially the doing work that builder's worker and resident family carried the heavy object from top to bottom when assembled ladder body is more, wastes time and energy.

In view of the above-mentioned related art, the inventor believes that there is a drawback that the current assembled ladder body style cannot satisfy the convenience requirement of people when carrying heavy objects.

SUMMERY OF THE UTILITY MODEL

For people's convenient transport heavy object about the assembled ladder body, use manpower sparingly and time, this application provides a prefabricated assembled stair.

The application provides a prefabricated assembled stair adopts following technical scheme:

the utility model provides a prefabricated assembled stair, includes the ladder body, ladder body both ends all be equipped with ladder body gomphosis complex half space, half space length direction's both sides be equipped with a plurality of be used for with half space is fixed in the fixed block in the ladder well, be equipped with the slide on the ladder body length direction, the ladder body is located half space length direction's both sides.

Through adopting the above-mentioned technical scheme, prefabricate rest platform and ladder body respectively, made things convenient for with rest platform and ladder body direct mount to the ladder well in, the efficiency of construction of stair has been improved, both sides through at rest platform length direction set up a plurality of fixed blocks, made things convenient for the fixed block to insert the ladder wall of a well, fix rest platform in the ladder well, through set up the slide in ladder body length direction, and the slide sets up the both sides that are close to rest platform length direction on the ladder body, the object of utilizing the slide to upwards or the downward slip transport when having made things convenient for construction worker or resident family to carry suitcase and other heavy objects, the burden when people carry the heavy object has been alleviateed, and set up the slide in the mould before the prefabricated assembled ladder body, the preparation of slide has been made things convenient for, and the cast-in-place preparation in later stage does not need, the realization of the function of alleviateing heavy object transport burden has been made things convenient for.

Optionally, a baffle is arranged on one side of the slide, which is far away from the edge of the ladder body in the width direction.

Through adopting above-mentioned technical scheme, keep away from one side at the ladder body edge on slide width direction and set up the baffle, keep away from one side in the ladder well at the slide promptly and set up the baffle, reduced suitcase or other heavy objects from the probability of slide side landing to the ladder body when sliding on the slide, made things convenient for people to promotion and transport of heavy object on the slide.

Optionally, the slide is provided with a plurality of anti-slip grooves along the width direction of the slide.

Through adopting above-mentioned technical scheme, set up the antiskid groove along the length direction of slide on the slide, increased the resistance that can rolling object on the slide such as suitcase received when removing along the slide, prevented that the suitcase can rolling heavy object from removing too fast because of inertia is too big, made things convenient for people to the control that can rolling object on the slide such as suitcase.

Optionally, the upper end of the baffle in the length direction is set to be a smooth arc-shaped surface, the inner wall of the anti-slip groove is set to be a smooth arc-shaped surface, and two ends of the anti-slip groove are not connected with two sides of the slide in the width direction.

Through adopting above-mentioned technical scheme, set up the upper end on the baffle length direction into glossy arcwall face, reduced people and collided with the injury that the time received with the baffle when falling down, through setting up anti-skidding inslot wall into glossy arcwall face, and the both ends in anti-skidding groove do not meet with the ascending both sides of width direction that slides, have reduced the dead angle that cleans in the anti-skidding inslot, have made things convenient for the clearance of cleaning of slide face.

Optionally, the ladder body includes a plurality of steps, a plurality of spherical grooves that are used for skid resistance are seted up to the step upper surface.

Through adopting above-mentioned technical scheme, set up a plurality of spherical recesses at the upper surface of marking time of the ladder body, increased people when walking on marking time and mark time the resistance between the upper surface, reduced the probability that people especially children slided on marking time, reduced the emergence probability of incident, and spherical recess has reduced the dead angle of cleaning on marking time, has made things convenient for the clearance of cleaning of the ladder body.

Optionally, the step is provided with a through hole for hoisting the ladder body, the through hole is internally provided with a hoisting assembly for hoisting the ladder body, the hoisting assembly comprises a limiting plate and a chain, the center of the limiting plate is connected with a fixing ring, the tail end of the chain is connected with a hook, and the fixing ring is connected with the hook in a hanging manner.

Through adopting above-mentioned technical scheme, set up a plurality of through-holes on marking time, set up hoisting assembly in the through-hole, hug closely hoisting assembly's limiting plate in the position that ladder body lower surface and through-hole are corresponding, arrange hoisting assembly's chain in the through-hole, the limiting plate upper surface is equipped with the retainer plate, chain end-to-end connection has the couple, cooperation of articulating through retainer plate and couple, make and utilize hoist or other lifting means to lift the chain upwards can together promote limiting plate and ladder body when lifting chain, made things convenient for hoist and mount the ladder body to the ladder well in and remove adjustment and installation, it separately to have made things convenient for after the ladder body installation is accomplished retainer plate and couple, take off hoisting assembly from the ladder body.

Optionally, the upper end of the through hole is communicated with the side surface of the step in the length direction.

Through adopting above-mentioned technical scheme, set up the through-hole upper end to communicate with each other with the ascending side surface of length direction of marking time for after the ladder body installation was finished and will hoist and mount subassembly dismantlement, use the concrete not influence people's walking on marking time when not accomplishing to the filling of through-hole, do not influence the construction of other positions to the filling of through-hole promptly, improved the efficiency of construction of engineering, reduced the construction trace of marking time upper surface.

Optionally, the inner wall of the through hole is provided with a cushion layer for preventing abrasion between the inner wall of the through hole and the chain.

Through adopting above-mentioned technical scheme, set up the bed course at the through-hole inner wall, concrete and bed course contact when having made things convenient for the casting ladder body in the mould, and do not contact with the through-hole mould for the through-hole changes the separation with the through-hole mould, has made things convenient for the drawing of patterns of the ladder body, and the bed course inner wall has increased the frictional force to the concrete of filling the through-hole, makes the packing of concrete in the through-hole more firm.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the rest platform and the ladder body are respectively prefabricated, so that the rest platform and the ladder body can be conveniently and directly installed in a ladder well, the construction efficiency of a stair is improved, the fixing blocks can be conveniently inserted into the ladder well wall by arranging the fixing blocks on the two sides of the length direction of the rest platform, the rest platform is fixed in the ladder well, the slide is arranged in the length direction of the ladder body and is arranged on the two sides of the ladder body close to the length direction of the rest platform, so that a constructor or a resident can conveniently use the slide to slide upwards or downwards to carry objects when carrying luggage cases and other heavy objects, the burden of people when carrying heavy objects is reduced, the slide is arranged in a mold before prefabricating the assembled ladder body, the slide is convenient to manufacture, later-stage cast-in-place manufacturing is not needed, and the function of reducing the burden of carrying heavy objects is facilitated;

2. the anti-slip groove is arranged on the upper surface of the slide, so that the resistance force applied to objects such as a luggage case and the like which can roll on the slide when moving along the slide is increased, the objects such as the luggage case and the like which can roll are prevented from moving too fast due to overlarge inertia, the control of people on the objects such as the luggage case and the like which can roll on the slide is facilitated, the inner wall of the anti-slip groove is set to be a smooth arc-shaped surface, the two ends of the anti-slip groove are not connected with the two sides in the sliding width direction, the cleaning dead angle in the anti-slip groove is reduced, the cleaning and the cleaning of the slide surface are facilitated, the heavy objects are limited to move on the slide between the baffle and the slide well by arranging the baffle at one side of the slide far away from the slide well, the heavy objects are prevented from slipping from the edge of the slide when people push the heavy objects on the slide, the pushing and the carrying of the heavy objects are facilitated, the upper end in the length direction of the baffle is set to be a smooth arc-shaped surface, the damage to people caused by collision with the baffle when falling is reduced;

3. through setting up the through-hole between the side surface on ladder body lower surface and the length direction of marking time, made things convenient for to put into hoist and mount subassembly in the through-hole, hoist and mount and remove the adjustment to the ladder body, the installation of the ladder body in the ladder well has been made things convenient for, and the through-hole is seted up and is being marked time the side surface, do not influence the implementation to other engineering when the intussuseption concrete in the through-hole, the construction vestige on the ladder body has been reduced, through setting up the bed course at the through-hole inner wall, enclose on the through-hole mould and establish the bed course promptly, concrete and the through-hole mould that will pour into a mould separately, the drawing of patterns of the ladder body has been made things convenient for, and the bed course has increased the friction of the back bed course of finishing of ladder body installation and the concrete of packing in the through-hole, the fastness of concrete of packing in the through-hole has been increased.

Drawings

Fig. 1 is a schematic structural view of a prefabricated staircase according to an embodiment of the present disclosure.

Fig. 2 is a cross-sectional view of the landing and upper portion of the ladder body of a prefabricated staircase according to an embodiment of the present application.

Fig. 3 is an enlarged view of a portion a in fig. 1.

Fig. 4 is a cross-sectional view of the landing and lower ladder section of a prefabricated staircase according to an embodiment of the application.

Description of reference numerals: 1. a ladder body; 11. stepping; 111. a spherical groove; 112. a through hole; 113. a cushion layer; 12. lapping edges; 121. positioning holes; 13. lower lapping; 2. a resting platform; 21. a first support groove; 211. positioning a rod; 22. a second supporting groove; 23. a fixed block; 3. a slide; 31. a baffle plate; 32. an anti-slip groove; 4. hoisting the assembly; 41. a limiting plate; 411. a stationary ring; 42. a chain; 421. hooking; 51. a first filling part; 52. a second filling part; 61. a third filling part; 62. a fourth filling section; 71. a fifth filling part; 72. a sixth filling section; 73. a seventh filling section; 81. an eighth filling part; 82. a ninth filling part; 83. a tenth filling part; 84. an eleventh filling part.

Detailed Description

The present application is described in further detail below with reference to figures 1-4.

The embodiment of the application discloses prefabricated assembled stair. Referring to fig. 1, a prefabricated assembled stair, including rest platform 2 and the ladder body 1, two sides on 2 length direction of rest platform are connected with a plurality of fixed blocks 23, with the fixed block 23 embedding ladder shaft's wall body in, the position of adjustment rest platform 2 and fill the concrete, the rest platform 2 of assembled can be fixed in the ladder shaft. The ladder body 1 comprises an upper lapping edge 12, a lower lapping edge 13 and a plurality of steps 11, and a first support groove 21 which is in embedded fit with the upper lapping edge 12 and a second support groove 22 which is in embedded fit with the lower lapping edge 13 are arranged on one side, close to the ladder body 1, of the rest platform 2 in the width direction.

Referring to fig. 1, the upper lap 12 is placed in the first supporting groove 21 of the rest platform 2 corresponding to the upper part of the ladder body 1, the lower lap 13 is placed in the second supporting groove 22 of the rest platform 2 corresponding to the lower part of the ladder body 1, the position of the ladder body 1 is adjusted, different materials are filled between the upper lap 12 and the first supporting groove 21 and between the lower lap 13 and the second supporting groove 22, the ladder body 1 is fixed between the two rest platforms 2, and the installation of the assembled ladder body 1 in the ladder well is completed.

Referring to fig. 1 and 3, the upper surface of the step 11 is provided with a plurality of spherical grooves 111, so that people can have larger friction when walking on the step 11, the probability that people slip and fall down on the ladder body 1 due to the fact that the friction between the vamp and the upper surface of the step 11 is too small is reduced, and safety accidents are reduced. Open between the lateral surface that ladder body 1 lower surface and part were marked time 11 and be equipped with a plurality of through-holes 112, be equipped with the hoist and mount subassembly 4 that is used for hoisting ladder body 1 in the through-hole 112, hoist and mount subassembly 4 includes limiting plate 41 and chain 42, and limiting plate 41 is connected with retainer plate 411 towards the one side of ladder body 1 lower surface, and chain 42 end-to-end connection has couple 421.

Referring to fig. 1 and 3, the chains 42 pass through the through holes 112 from the side surface of the step 11, the hooks 421 are hooked and matched with the fixing rings 411, the limiting plates 41 are attached to the lower surface of the ladder body 1 corresponding to the through holes 112, a plurality of chains 42 passing through the through holes 112 are lifted upwards by equipment such as a crane, the ladder body 1 can be lifted and moved, cushion layers 113 are arranged between the chains 42 and the through holes 112 and attached to the inner walls of the through holes 112, the chains 42 are separated from the inner walls of the through holes 112, and abrasion between the chains 42 and the inner walls of the through holes 112 is reduced. After the position of the ladder body 1 is adjusted, the hook 421 is separated from the fixing ring 411, the hoisting component 4 can be taken down, concrete is poured in the through hole 112, the through hole 112 is sealed, the cushion layer 113 increases the friction force between the inner wall of the cushion layer 113 and the concrete, and the concrete poured in the through hole 112 is firmer.

Referring to fig. 1 and 3, the slide 3 is arranged at the position corresponding to the side surface of the rest platform 2 in the length direction of the ladder body 1, so that people can push heavy objects up and down on the slide 3 conveniently, manpower and time are saved, a plurality of anti-slip grooves 32 are formed in the upper surface of the slide 3 along the sliding width direction, the heavy objects such as a luggage case and the like which can roll and slide on the slide 3 are prevented from losing control due to overlarge inertia, the inner surfaces of the anti-slip grooves 32 are smooth cambered surfaces, the cleaning dead angle of the slide 3 is reduced, and people can clean the corridor conveniently.

Referring to fig. 1 and 3, be equipped with baffle 31 towards one side of the 1 inside of the ladder body on 3 length direction of slide, with slide 3 go up slide or rolling heavy object restriction between ladder well lateral wall and baffle 31, prevent that the heavy object from 3 side slippage of slide, the ascending upper end of baffle 31 length direction is glossy cambered surface, has reduced the injury that people especially children collided with and caused on baffle 31 when falling down.

Referring to fig. 1 and 2, two positioning rods 211 are embedded in the rest platform 2 at positions corresponding to the first support grooves 21, the height of the positioning rods 211 above the first support grooves 21 is smaller than that of the first support grooves 21, two positioning holes 121 are formed in the positions corresponding to the two positioning rods 211 on the upper lap edge 12, the diameters of the two positioning holes 121 are larger than those of the positioning rods 211, the gap between the positioning holes 121 and the positioning rods 211 is divided into a first filling part 51 and a second filling part 52, a grouting material is filled in the first filling part 51, the positioning holes 121 and the positioning rods 211 are relatively limited, the ladder body 1 and the rest platform 2 are prevented from relative displacement, mortar is filled in the second filling part 52, the positioning holes 121 are blocked, construction is eliminated, and the ladder body 1 is more attractive in trace.

Referring to fig. 1 and 2, when the upper surface of the upper ledge 12 and the corresponding upper surface of the resting platform 2 are located on the same plane, a gap exists between the lower surface of the upper ledge 12 and the upper surface of the first supporting groove 21, a third filling portion 61 and a fourth filling portion 62 are formed between the lower surface of the upper ledge 12 and the upper surface of the first supporting groove 21, concrete and mortar are filled in the third filling portion 61, the gap between the upper ledge 12 and the resting platform 2 is leveled, so that the upper surface of the upper ledge 12 is flush with the upper surface of the resting platform 2, and a polystyrene board is filled in the fourth filling portion 62, so that water flowing to the bottom surface of the upper ledge 12 is prevented from permeating between the upper ledge 12 and the resting platform 2, and a relative waterproof effect is achieved.

Referring to fig. 1 and 2, a space between a side surface of the upper lap 12 close to the resting platform 2 and a side surface of the first support slot 21 is divided into a fifth filling part 71, a sixth filling part 72 and a seventh filling part 73 from bottom to top, a polystyrene board is filled in the fifth filling part 71, a PE rod is filled in the sixth filling part 72, and soft rubber is filled in the seventh filling part 73, so that when the resting platform 2 and the ladder 1 cast with concrete deform due to climate temperature change, the fifth filling part 71, the sixth filling part 72 and the seventh filling part 73 can accommodate deformation amounts of the resting platform 2 and the ladder 1, and the resting platform 2 and the ladder 1 are prevented from being extruded and deformed due to thermal expansion or from being subjected to cold contraction and separation to generate gaps.

Referring to fig. 4, an eighth filling portion 81 is provided between the lower surface of the lower lap 13 and the upper surface of the second support slot 22, a ninth filling portion 82, a tenth filling portion 83 and an eleventh filling portion 84 are provided between the side surface of the lower lap 13 close to the resting platform 2 and the side surface of the second support slot 22 from bottom to top, polystyrene boards are inserted into the eighth filling portion 81 and the ninth filling portion 82, PE rods are inserted into the tenth filling portion 83, soft rubber is injected into the eleventh filling portion 84, the materials filled into the lower lap 13 and the second support slot 22 are all materials with good elastic performance, a space for generating displacement can be provided between the resting platform 2 and the ladder body 1 while accommodating deformation generated by temperature change of the resting platform 2 and the ladder body 1, and the eighth filling portion 81, the ninth filling portion 82, the tenth filling portion 83 and the eleventh filling portion 84 between the lower lap 13 and the second support slot 22 allow relative displacement of the resting platform 2 and the ladder body 1 when earthquake or other events vibrate the building, the probability that the rest platform 2 and the ladder body 1 are damaged due to vibration is reduced, and the anti-vibration performance of the assembled stair is improved.

The implementation principle of prefabricated assembled stair of the embodiment of this application does: and inserting the fixing blocks 23 on the side surfaces of the rest platform 2 into corresponding reserved holes in the wall of the shaft, adjusting the position of the rest platform 2, and filling concrete between the fixing blocks 23 and the holes in the wall of the shaft, so that the rest platform 2 is installed.

A plurality of chains 42 penetrate through a plurality of through holes 112, a hook 421 is hung on a fixed ring 411, the chains 42 and a limit plate 41 are lifted upwards, the upper surface of the limit plate 41 is tightly attached to the lower surface of the ladder body 1, the chains 42 are lifted upwards through a crane or other equipment, the ladder body 1 can be hoisted and moved, concrete is coated in a first support groove 21 in advance, an upper lapping edge 12 is lapped in the first support groove 21, a lower lapping edge 13 is lapped in a second support groove 22, the position of the ladder body 1 is adjusted, grouting material is injected between a positioning hole 121 and a positioning rod 211, mortar is filled above the grouting material and leveled, a polystyrene board is filled in the outermost side between the lower surface of the upper lapping edge 12 and the upper surface of the first support groove 21, a polystyrene board and a PE rod are sequentially stuffed between the side of the upper lapping edge 12 and the side of the first support groove 21, then the residual space between the side of the upper lapping edge 12 and the side of the first support groove 21 is injected with glue, i.e. the fixing of the upper flange 12 is completed.

And (3) when the upper lapping edge 12 is operated, a polystyrene board is plugged between the lower surface of the lower lapping edge 13 and the upper surface of the second support groove 22, a polystyrene board and a PE rod are sequentially plugged between the side surface of the lower lapping edge 13 and the side surface of the second support groove 22, and then the glue is injected into the residual space between the side surface of the lower lapping edge 13 and the side surface of the second support groove 22, so that the fixation of the lower lapping edge 13 is completed.

The hook 421 and the fixing ring 411 are separated, the hoisting component 4 is taken out from the through hole 112, concrete is injected into the through hole 112, after wet materials such as concrete, mortar and grouting material are dried completely, an assembled ladder body 1 is installed, a constructor can transport the building materials on the slide 3, and can also transport heavy objects for residents after the building body is completed, time and labor spent in transporting the heavy objects are reduced, and convenience is brought to the residents.

The above is a preferred embodiment of the present application, and the scope of protection of the present application is not limited by the above, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims (8)

1. The utility model provides a prefabricated assembled stair, includes the ladder body (1), ladder body (1) both ends all be equipped with ladder body (1) gomphosis complex half space (2), half space (2) length direction's both sides are equipped with a plurality of be used for with half space (2) are fixed in fixed block (23) in the ladder well, its characterized in that: the novel bed ladder is characterized in that a slide (3) is arranged in the length direction of the ladder body (1), and the ladder body (1) is arranged on two sides of the length direction of the rest platform (2).

2. A prefabricated staircase according to claim 1, characterized in that: and a baffle (31) is arranged on one side of the slide (3) far away from the edge of the ladder body (1) in the width direction.

3. A prefabricated staircase according to claim 2, characterized in that: a plurality of anti-skidding grooves (32) are formed in the slide (3) along the width direction of the slide (3).

4. A prefabricated staircase according to claim 3, characterized in that: the upper end of the baffle (31) in the length direction is set to be a smooth arc-shaped surface, the inner wall of the anti-slip groove (32) is set to be a smooth arc-shaped surface, and the two ends of the anti-slip groove (32) are not connected with the two sides of the slide (3) in the width direction.

5. A prefabricated staircase according to claim 1, characterized in that: the ladder body (1) comprises a plurality of steps (11), and a plurality of anti-skidding spherical grooves (111) are formed in the upper surface of each step (11).

6. A prefabricated staircase according to claim 5, characterized in that: the confession has been seted up on marking time (11) through-hole (112) of the ladder body (1) hoist and mount, all be equipped with in through-hole (112) and be used for the hoist and mount subassembly (4) of the ladder body (1), hoist and mount subassembly (4) include limiting plate (41) and chain (42), the center department of limiting plate (41) is connected with retainer plate (411), chain (42) end-to-end connection has couple (421), retainer plate (411) with couple (421) articulate the cooperation.

7. A prefabricated staircase according to claim 6, characterized in that: the upper end of the through hole (112) is communicated with the side surface of the step (11) in the length direction.

8. A prefabricated staircase according to claim 6, characterized in that: and a cushion layer (113) for preventing abrasion between the inner wall of the through hole (112) and the chain (42) is arranged on the inner wall of the through hole (112).

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