CN212507557U

CN212507557U - Supporting structure of prefabricated staircase

Info

Publication number: CN212507557U
Application number: CN202021443423.8U
Authority: CN
Inventors: 王恺; 李波; 宋兵
Original assignee: China Third Metallurgical Group Co Ltd
Current assignee: China Third Metallurgical Group Co Ltd
Priority date: 2020-07-21
Filing date: 2020-07-21
Publication date: 2021-02-09
Anticipated expiration: 2030-07-21

Abstract

The utility model discloses a supporting structure of prefabricated staircase, including prefabricated staircase body, rest platform, mount pad, first bracing piece, second bracing piece, third bracing piece, fourth bracing piece, fifth bracing piece, roof, Z type bottom plate and fagging, the equal sliding connection of internal surface at both ends has the connecting rod around the mount pad, first screw hole has been seted up to the internal surface of connecting rod, the second screw hole has all been seted up to the internal surface of both sides around the mount pad, the surface sliding connection of connecting rod has the sliding seat, two through-holes have been seted up to one side of sliding seat, the inboard of through-hole is provided with first bolt, the top of sliding seat and the first fixed block of the equal fixedly connected with in bottom. The utility model discloses an effect of mount pad, second bolt, first bolt, second regulation seat, sliding seat and connecting rod has solved current bearing structure complicacy, and the dismouting is inconvenient, can't satisfy people user demand's problem.

Description

Supporting structure of prefabricated staircase

Technical Field

The utility model relates to a bearing structure technical field specifically is a bearing structure of prefabricated stair.

Background

Traditional cast-in-place stair just can pour this layer of stair when needing to be under construction to the upper strata, and constructor need climb with the help of auxiliary assembly such as scaffold frame and just can reach the upper strata and carry out the construction operation, has certain danger, and because the template is more difficult, stair shaping quality is relatively poor, for this, prefabricated stair have appeared in the market, and prefabricated stair need use bearing structure in order to ensure its security when hoist and mount.

The applicant finds that at least the following technical problems exist in the prior art: the existing supporting structure is complex in structure and inconvenient to disassemble and assemble, and the using requirements of people cannot be met, so that the supporting structure of the prefabricated staircase is provided.

Disclosure of Invention

An object of the utility model is to provide a bearing structure of prefabricated stair to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a supporting structure of a prefabricated staircase comprises a prefabricated staircase body, a resting platform, a mounting seat, a first supporting rod, a second supporting rod, a third supporting rod, a fourth supporting rod, a fifth supporting rod, a top plate, a Z-shaped bottom plate and supporting plates, wherein the inner surfaces of the front end and the rear end of the mounting seat are respectively connected with a connecting rod in a sliding manner, the inner surface of the connecting rod is provided with a first threaded hole, the inner surfaces of the front side and the rear side of the mounting seat are respectively provided with a second threaded hole, the outer surface of the connecting rod is connected with a sliding seat in a sliding manner, one side of the sliding seat is provided with two through holes, the inner side of each through hole is provided with a first bolt, the top and the bottom of the sliding seat are respectively and fixedly connected with a first fixing block, one side of the first fixing block is fixedly connected with a second adjusting seat, the top and the bottom of, and the inner surfaces of the peripheries of one ends of the first adjusting seat and the second adjusting seat are provided with third threaded holes, the inner surface of each third threaded hole is in threaded connection with a second bolt, and the other end of each second bolt is in threaded connection with a pressing block.

Preferably, the prefabricated staircase body inclines, and both ends department at the prefabricated staircase body all has the half space that is connected with it.

Preferably, the number of the first threaded holes is multiple, and the distances between every two adjacent first threaded holes are equal.

Preferably, one end of the first bolt is in threaded connection with the first threaded hole, and the diameters of the first threaded hole and the second threaded hole are consistent.

Preferably, fixed sliding grooves are formed in the peripheries of one ends of the first supporting rod, the second supporting rod, the third supporting rod, the fourth supporting rod and the fifth supporting rod, and the pressing block slides on the inner surface of the fixed sliding grooves.

Preferably, the top of the first supporting rod and the top of the second supporting rod are fixedly connected with top plates, and the inclination angle of each top plate is consistent with that of the prefabricated staircase body.

Preferably, the bottoms of the fifth supporting rod and the fourth supporting rod are fixedly connected with Z-shaped bottom plates, and the other end of the third supporting rod is fixedly connected with a supporting plate.

Compared with the prior art, the beneficial effects of the utility model are as follows:

the utility model discloses an effect of mount pad, under the cooperation of fixed spout and briquetting, make the one end of third bracing piece get into in the first regulation seat, and through the cooperation of fagging, make third bracing piece and mount pad vertical support between the rest platform, then, under the cooperation of first bolt and first screw hole and second screw hole, the fixed of connecting rod has been realized, then, cup joint the sliding seat in the surface of connecting rod, under the cooperation of first bolt and first screw hole and through-hole, the fixed of sliding seat has been realized, then, under the cooperation of fixed spout and briquetting, make the one end of first bracing piece, the second bracing piece, fourth bracing piece and fifth bracing piece get into the inside that the second adjusted the seat, under the cooperation of second bolt and third screw hole, can lock and relax the briquetting, thereby can realize first bracing piece, the second bracing piece, Third bracing piece, the fixed ability of high fine setting of fourth bracing piece and fifth bracing piece, thereby at the roof, under the cooperation of Z type bottom plate and fagging, realized supporting the installation of prefabricated stair body fast and stable, otherwise, demolish first bolt after the relaxing briquetting of second bolt, and withdraw from behind the sliding seat, can realize this bearing structure's quick dismantlement, through above structure complex effect, it is complicated to have solved current bearing structure, and the dismouting is inconvenient, can't satisfy people's user demand's problem.

Drawings

Fig. 1 is a schematic structural diagram of an embodiment of the present invention;

FIG. 2 is a schematic view of the connection relationship between the mounting base and the second supporting block of the present invention;

FIG. 3 is a schematic view of the connection relationship between the sliding seat and the first fixing block of the present invention;

FIG. 4 is a schematic view of the internal structure of the first adjusting seat of the present invention;

fig. 5 is an enlarged schematic view of a portion a in fig. 4.

In the figure: 1. prefabricating a stair body; 2. a first support bar; 3. a second support bar; 4. a top plate; 5. a third support bar; 6. a supporting plate; 7. a resting platform; 8. a first adjusting seat; 9. a second support block; 10. a mounting seat; 11. a connecting rod; 12. a Z-shaped bottom plate; 13. a fourth support bar; 14. a sliding seat; 15. a fifth support bar; 16. a second adjusting seat; 17. a first threaded hole; 18. a second threaded hole; 19. a first bolt; 20. a through hole; 21. fixing the chute; 22. a second bolt; 23. briquetting; 24. a third threaded hole; 25. a first fixing block.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the application, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, such as "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present application can be understood in a specific case by those of ordinary skill in the art.

The utility model discloses a prefabricated staircase body 1, first bracing piece 2, second bracing piece 3, roof 4, third bracing piece 5, fagging 6, half space 7, first regulation seat 8, second supporting shoe 9, mount pad 10, connecting rod 11, Z type bottom plate 12, fourth bracing piece 13, sliding seat 14, fifth bracing piece 15, second regulation seat 16, first screw hole 17, second screw hole 18, first bolt 19, through-hole 20, fixed spout 21, second bolt 22, briquetting 23, third screw hole 24 and first fixed block 25 part are the parts that general standard or technical staff in the field know, its structure and principle all are that this technical staff all can learn through the technical manual or learn through conventional experimental method.

Referring to fig. 1-5, a supporting structure of a prefabricated staircase comprises a prefabricated staircase body 1, a resting platform 7, a mounting seat 10, a first supporting rod 2, a second supporting rod 3, a third supporting rod 5, a fourth supporting rod 13, a fifth supporting rod 15, a top plate 4, a Z-shaped bottom plate 12 and a supporting plate 6, wherein the prefabricated staircase body 1 is arranged in an inclined manner, the resting platform 7 connected with the prefabricated staircase body 1 is arranged at two ends of the prefabricated staircase body 1, the inner surfaces of the front and rear ends of the mounting seat 10 are both connected with a connecting rod 11 in a sliding manner, the inner surface of the connecting rod 11 is provided with a plurality of first threaded holes 17, the distance between every two adjacent first threaded holes 17 is equal, the inner surfaces of the front and rear sides of the mounting seat 10 are both provided with second threaded holes 18, the outer surface of the connecting rod 11 is connected with a sliding seat 14 in a sliding manner, one side of the sliding seat 14, a first bolt 19 is arranged on the inner side of the through hole 20, one end of the first bolt 19 is in threaded connection with a first threaded hole 17, the diameters of the first threaded hole 17 and a second threaded hole 18 are consistent, a first fixed block 25 is fixedly connected to the top and the bottom of the sliding seat 14, a second adjusting seat 16 is fixedly connected to one side of the first fixed block 25, a second supporting block 9 is fixedly connected to the top and the bottom of the mounting seat 10, a first adjusting seat 8 is fixedly connected to one side of the second supporting block 9, third threaded holes 24 are respectively formed in the inner surfaces of the peripheries of one ends of the first adjusting seat 8 and the second adjusting seat 16, a second bolt 22 is in threaded connection with the inner surface of the third threaded hole 24, a pressing block 23 is in threaded connection with the other end of the second bolt 22, fixed chutes 21 are respectively formed in the peripheries of one ends of the first supporting rod 2, the second supporting rod 3, the third supporting rod 5, the, the pressing block 23 slides on the inner surface of the fixed sliding chute 21, the top parts of the first supporting rod 2 and the second supporting rod 3 are fixedly connected with the top plate 4, the inclination angle of the top plate 4 is consistent with that of the prefabricated staircase body 1, the bottoms of the fifth supporting rod 15 and the fourth supporting rod 13 are fixedly connected with the Z-shaped bottom plate 12, the other end of the third supporting rod 5 is fixedly connected with the supporting plate 6, under the matching of the fixed sliding chute 21 and the pressing block 23, one end of the third supporting rod 5 enters the first adjusting seat 8, through the matching of the supporting plate 6, the third supporting rod 5 and the mounting seat 10 are vertically supported between the rest platforms 7, then, under the matching of the first bolt 19, the first threaded hole 17 and the second threaded hole 18, the fixing of the connecting rod 11 is realized, then, the sliding seat 14 is sleeved on the outer surface of the connecting rod 11, under the matching of the first bolt 19, the first threaded hole 17 and the through hole 20, realized the fixed of sliding seat 14, then, under the cooperation of fixed spout 21 and briquetting 23, make first bracing piece 2, second bracing piece 3, the inside of seat 16 is adjusted to the one end entering second of fourth bracing piece 13 and fifth bracing piece 15, under second bolt 22 and the cooperation of third screw hole 24, can lock and lax briquetting 23, thereby can realize first bracing piece 2, second bracing piece 3, third bracing piece 5, fourth bracing piece 13 and the fixed ability of the high fine setting of fifth bracing piece 15, thereby at roof 4, under the cooperation of Z type bottom plate 12 and fagging 6, realized the erection bracing to prefabricated stair body 1 fast and stable, on the contrary, demolish first bolt 19 behind second bolt 22 lax briquetting 23, and withdraw from behind the sliding seat 14, can realize this bearing structure's quick dismantlement.

When the adjustable support is used, under the matching of the fixed sliding chute 21 and the pressing block 23, one end of the third support rod 5 enters the first adjusting seat 8 under the action of the mounting seat 10, the third support rod 5 and the mounting seat 10 are vertically supported between the rest platforms 7 through the matching of the supporting plate 6, then, under the matching of the first bolt 19, the first threaded hole 17 and the second threaded hole 18, the fixing of the connecting rod 11 is realized, then, the sliding seat 14 is sleeved on the outer surface of the connecting rod 11, under the matching of the first bolt 19, the first threaded hole 17 and the through hole 20, the fixing of the sliding seat 14 is realized, then, under the matching of the fixed sliding chute 21 and the pressing block 23, one ends of the first support rod 2, the second support rod 3, the fourth support rod 13 and the fifth support rod 15 enter the inside of the second adjusting seat 16, and under the matching of the second bolt 22 and the third threaded hole 24, can lock and lax briquetting 23, thereby can realize first bracing piece 2, second bracing piece 3, third bracing piece 5, fourth bracing piece 13 and the fixed ability of the 15 high fine settings of fifth bracing piece, thereby at roof 4, under the cooperation of Z type bottom plate 12 and fagging 6, the installation support to 1 rapid stabilization of prefabricated stair body has been realized, otherwise, demolish first bolt 19 behind second bolt 22 lax briquetting 23, and withdraw from behind sliding seat 14, can realize this bearing structure's quick dismantlement, through the effect of above structure complex, it is complicated to have solved current bearing structure, and inconvenient dismouting, can't satisfy people's user demand's problem.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a bearing structure of prefabricated stair, includes prefabricated stair body (1), half space (7), mount pad (10), first bracing piece (2), second bracing piece (3), third bracing piece (5), fourth bracing piece (13), fifth bracing piece (15), roof (4), Z type bottom plate (12) and fagging (6), its characterized in that: the inner surfaces of the front end and the rear end of the mounting seat (10) are respectively connected with a connecting rod (11) in a sliding manner, the inner surface of the connecting rod (11) is provided with a first threaded hole (17), the inner surfaces of the front side and the rear side of the mounting seat (10) are respectively provided with a second threaded hole (18), the outer surface of the connecting rod (11) is connected with a sliding seat (14) in a sliding manner, one side of the sliding seat (14) is provided with two through holes (20), the inner side of each through hole (20) is provided with a first bolt (19), the top and the bottom of the sliding seat (14) are respectively and fixedly connected with a first fixed block (25), one side of each first fixed block (25) is fixedly connected with a second adjusting seat (16), the top and the bottom of the mounting seat (10) are respectively and fixedly connected with a second supporting block (9), and one, third screw holes (24) are formed in the inner surfaces of the peripheries of one ends of the first adjusting seat (8) and the second adjusting seat (16), a second bolt (22) is connected to the inner surface of each third screw hole (24) in a threaded mode, and a pressing block (23) is connected to the other end of each second bolt (22) in a threaded mode.

2. The support structure of a prefabricated staircase according to claim 1, wherein: prefabricated stair body (1) slope sets up, and all has rather than being connected's rest platform (7) in the both ends department of prefabricated stair body (1).

3. The support structure of a prefabricated staircase according to claim 1, wherein: the number of the first threaded holes (17) is multiple, and the distances between every two adjacent first threaded holes (17) are equal.

4. The support structure of a prefabricated staircase according to claim 1, wherein: one end of the first bolt (19) is in threaded connection with the first threaded hole (17), and the diameters of the first threaded hole (17) and the second threaded hole (18) are consistent.

5. The support structure of a prefabricated staircase according to claim 1, wherein: fixed sliding grooves (21) are formed in the periphery of one end of each of the first supporting rod (2), the second supporting rod (3), the third supporting rod (5), the fourth supporting rod (13) and the fifth supporting rod (15), and the pressing block (23) slides on the inner surface of each fixed sliding groove (21).

6. The support structure of a prefabricated staircase according to claim 1, wherein: the top of the first supporting rod (2) and the top of the second supporting rod (3) are fixedly connected with a top plate (4), and the inclination angle of the top plate (4) is consistent with that of the prefabricated staircase body (1).

7. The support structure of a prefabricated staircase according to claim 1, wherein: the bottom of the fifth supporting rod (15) and the bottom of the fourth supporting rod (13) are fixedly connected with Z-shaped bottom plates (12), and the other end of the third supporting rod (5) is fixedly connected with supporting plates (6).