CN212295400U - Prefabricated stair rail guard that building engineering used - Google Patents

Abstract

The utility model discloses a prefabricated stair guard rail for building engineering, which comprises handrails which are symmetrically arranged, two cross rods are fixedly arranged between the handrails, handrails are uniformly and fixedly arranged between the cross rods, the bottom of the handrail is provided with a fixed seat, the bottom of the fixed seat is provided with a mounting plate, a first mounting hole is arranged in the fixed seat, one end of the handrail penetrates through the fixed seat and extends into the first mounting hole, two threaded holes and one through hole are formed in the outer side of the first mounting hole, threaded rods are connected in the threaded holes in a threaded manner, one end of each threaded rod is provided with a first limit stop, a movable rod penetrates through the through hole, a second limit stop is arranged at one end of the movable rod, a reset spring is sleeved on the outer side of the movable rod, and the handrail is located between the first limit stop and the second limit stop. Has the advantages that: the utility model discloses, simple structure, and convenient operation, it is convenient to have brought for the maintenance and the maintenance in rail guard later stage.

Description

Prefabricated stair rail guard that building engineering used

Technical Field

The utility model relates to a building field particularly, relates to a prefabricated stair rail guard that building engineering used.

Background

With the development of society, prefabricated members in buildings are more and more commonly used, the prefabricated members in the buildings are mainly divided into prefabricated plates, prefabricated beams, prefabricated stairs and the like, particularly, the prefabricated stairs and the like often appear in a frame structure, and the prefabricated stairs are often free of hidden dangers caused by the fact that protective guards do not exist, so that the protective guards for the prefabricated stairs appear.

And traditional prefabricated stair rail guard protects through the concatenation between the steel pipe often, and adopts the bolt concatenation mostly, and the installation is very inconvenient with the dismantlement.

An effective solution to the problems in the related art has not been proposed so far.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a prefabricated stair rail guard that building engineering used 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: the utility model provides a prefabricated stair rail guard that building engineering used includes the handrail that the symmetry was equipped with, the fixed horizontal pole that is two that is equipped with quantity between the handrail, evenly fixed being equipped with the railing between the horizontal pole, the handrail bottom is equipped with the fixing base, the fixing base bottom is equipped with the mounting panel, the inside mounting hole that is equipped with of fixing base, handrail one end run through in the fixing base extends to in the mounting hole, a mounting hole outside is equipped with the screw hole that quantity is two and quantity is one through-hole, threaded hole equal threaded connection is equipped with the threaded rod, threaded rod one end is equipped with limit stop one, run through in the through-hole and be equipped with the movable rod, movable rod one end is equipped with limit stop two, the movable rod outside cover is equipped with reset spring, the handrail is located limit stop one with between the limit stop two.

Furthermore, the top of the fixed seat is provided with a dustproof cover plate, and the dustproof cover plate is fixedly connected with the fixed seat through a locking bolt.

Furthermore, a second mounting hole is formed in the dustproof cover plate, and the second mounting hole is matched with the first mounting hole.

Furthermore, a limiting plate is fixedly arranged on the outer side of the fixing seat, the reset spring is fixed between the second limit stop and the limiting plate, and one end of the movable rod, which is far away from the second limit stop, penetrates through the limiting plate and extends to the position, outside the limiting plate, of the first handle.

Furthermore, one end of the threaded rod, which is far away from the two limit stops, penetrates through the fixed seat and extends to the outside of the fixed seat, and a second handle is arranged.

Furthermore, the first limit stop block and the second limit stop block are both provided with anti-skid cushion blocks on one sides close to the handrails.

Compared with the prior art, the utility model discloses following beneficial effect has:

(1) through setting stair rail guard to overall structure, then pass through handrail fixed mounting at the fixing base with whole rail guard, thereby made things convenient for the installation and the dismantlement of rail guard, during the installation, at first, the rotation threaded rod, make the threaded rod drive limit stop one and remove, carry out preliminary side direction spacing through a pair of handrail of limit stop, confirm finishing the back, just need not adjust the rotation threaded rod again, then, outwards stimulate the movable rod again, there is very big space in the mounting hole one this moment, inject the handrail in the mounting hole one of fixing base, then release the movable rod, under reset spring's cooperation, make limit stop two can the chucking fix the handrail, thereby accomplish the installation to the rail guard, the utility model discloses, moreover, the steam generator is simple in structure, and convenient operation, it is convenient to have brought for the maintenance and the maintenance in rail guard later stage.

(2) Through being equipped with dustproof cover plate, can prevent that the dust from entering into in the fixing base, playing good dirt-proof effect, through locking bolt fixed connection, made things convenient for dustproof cover plate's installation and dismantlement. The limiting plate is arranged, so that the limiting effect is achieved. The operation is facilitated by the arrangement of the first handle and the second handle. Through being equipped with the anti-skidding cushion, play skid-proof effect for fixity is better.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic structural view of a prefabricated staircase protective guard for construction engineering according to an embodiment of the present invention;

fig. 2 is a sectional view of a fixing seat in a prefabricated staircase protective guard for construction engineering according to an embodiment of the present invention;

fig. 3 is a top view of a fixing base in a prefabricated staircase protective guard for construction engineering according to an embodiment of the present invention.

Reference numerals:

1. a handrail; 2. a cross bar; 3. a railing; 4. mounting a plate; 5. a fixed seat; 6. a first mounting hole; 7. a threaded hole; 8. a threaded rod; 9. a first limit stop; 10. a through hole; 11. a movable rod; 12. a return spring; 13. a second limit stop; 14. a dust-proof cover plate; 15. a second mounting hole; 16. a limiting plate; 17. locking the bolt; 18. a first handle; 19. a second handle; 20. and (4) an anti-skid cushion block.

Detailed Description

The following, with reference to the drawings and the detailed description, further description of the present invention is made:

the first embodiment is as follows:

referring to fig. 1-3, a prefabricated stair guard rail for construction engineering according to an embodiment of the present invention includes two rails 1 symmetrically disposed, two cross rods 2 are fixedly disposed between the rails 1, a rail 3 is uniformly disposed between the cross rods 2, a fixing base 5 is disposed at the bottom of the rail 1, a mounting plate 4 is disposed at the bottom of the fixing base 5, a first mounting hole 6 is disposed inside the fixing base 5, one end of the rail 1 penetrates through the fixing base 5 and extends into the first mounting hole 6, two threaded holes 7 and one through hole 10 are disposed outside the first mounting hole 6, a threaded rod 8 is disposed in each threaded hole 7 in a threaded connection manner, a first limit stop 9 is disposed at one end of the threaded rod 8, a movable rod 11 penetrates through the through hole 10, and a second limit stop 13 is disposed at one end of the movable rod 11, the outer side of the movable rod 11 is sleeved with a return spring 12, the handrail 1 is positioned between the first limit stop 9 and the second limit stop 13, the stair guardrail is arranged into an integral structure, then the whole guardrail is fixedly arranged on the fixed seat 5 through the handrail 1, so that the installation and the disassembly of the guardrail are facilitated, when in installation, firstly, the threaded rod 8 is rotated to enable the threaded rod 8 to drive the first limit stop 9 to move, the handrail 1 is subjected to primary lateral limiting through the first limit stop 9, after the completion of the determination, the rotating threaded rod 8 is not needed to be adjusted, then, the movable rod 11 is pulled outwards, a large space is reserved in the first mounting hole 6, the handrail 1 is inserted into the first mounting hole 6 of the fixed seat, then, the movable rod 11 is released, and under the cooperation of the return spring 12, the second limit stop 13 can clamp and fix the handrail, so that the installation of the guardrail is completed, the utility model discloses, simple structure, and convenient operation, it is convenient to have brought for the maintenance and the maintenance in rail guard later stage.

Example two:

referring to fig. 1-3, for the fixing base 5, a dust-proof cover plate 14 is disposed on the top of the fixing base 5, and the dust-proof cover plate 14 is fixedly connected to the fixing base 5 through a locking bolt 17. For the dustproof cover plate 14, the dustproof cover plate 14 is provided with a second mounting hole 15, the second mounting hole 15 is matched with the first mounting hole 6, dust can be prevented from entering the fixing seat 5 through the dustproof cover plate 14, a good dustproof effect is achieved, and the dustproof cover plate 14 can be conveniently mounted and dismounted through the locking bolt 17 in a fixed connection mode. For the fixing seat 5, a limit plate 16 is fixedly disposed on the outer side of the fixing seat 5, the return spring 12 is fixed between the second limit stop 13 and the limit plate 16, and one end of the movable rod 11, which is far away from the second limit stop 13, penetrates through the limit plate 16 and extends to the outside of the limit plate 16 to be provided with a first handle 18. For the threaded rod 8, one end of the threaded rod 8, which is far away from the second limit stop 13, penetrates through the fixed seat 5 and extends to the outside of the fixed seat 5, and a second handle 19 is arranged outside the fixed seat 5, so that the limiting effect is achieved by arranging a limiting plate 16. The operation is facilitated by the arrangement of the first handle 18 and the second handle 19. For the first limit stop 9, the first limit stop 9 and the second limit stop 13 are both provided with anti-skid blocks 20 on one sides close to the handrail 1, and the anti-skid blocks 20 are arranged to play a role in skid resistance, so that the fixing performance is better.

For the convenience of understanding the technical solution of the present invention, the following detailed description is made on the working principle or the operation mode of the present invention in the practical process.

In practical application, by arranging the stair guard rail into an integral structure, and then fixedly mounting the whole guard rail on the fixed seat 5 through the handrail 1, thereby facilitating the installation and the disassembly of the protective guard, when in installation, firstly, the threaded rod 8 is rotated, so that the threaded rod 8 drives the first limit stop 9 to move, the handrail 1 is initially laterally limited by the limit stop block I9, and after the limit is determined, the rotating threaded rod 8 does not need to be adjusted, then, the movable rod 11 is pulled outwards, at the moment, a large space is reserved in the first mounting hole 6, the handrail 1 is inserted into the first mounting hole 6 of the fixed seat, then the movable rod 11 is released, under the coordination of the return spring 12, the second limit stop 13 can clamp and fix the handrail, thereby accomplish the installation to the rail guard, the utility model discloses, simple structure, and convenient operation have brought the convenience for the maintenance and the maintenance in rail guard later stage. Through being equipped with dust cover 14, can prevent that the dust from entering into fixing base 5 in, play good dirt-proof effect, through locking bolt 17 fixed connection, made things convenient for dust cover 14's installation and dismantlement. The limiting plate 16 is arranged to play a limiting role. The operation is facilitated by the arrangement of the first handle 18 and the second handle 19. Through being equipped with anti-skidding cushion 20, play skid-proof effect for the fixity is better.

Claims (6)

1. The prefabricated stair protective guard for the building engineering is characterized by comprising handrails (1) which are symmetrically arranged, wherein two transverse rods (2) are fixedly arranged between the handrails (1), handrails (3) are uniformly and fixedly arranged between the transverse rods (2), a fixing seat (5) is arranged at the bottom of each handrail (1), a mounting plate (4) is arranged at the bottom of each fixing seat (5), a first mounting hole (6) is formed in each fixing seat (5), one end of each handrail (1) penetrates through each fixing seat (5) and extends into each mounting hole (6), two threaded holes (7) and one through hole (10) are formed in the outer side of each mounting hole (6), threaded rods (8) are arranged in the threaded holes (7) in a threaded connection mode, and one limiting stop block (9) is arranged at one end of each threaded rod (8), the novel handrail is characterized in that a movable rod (11) penetrates through the through hole (10), a limit stop II (13) is arranged at one end of the movable rod (11), a reset spring (12) is sleeved on the outer side of the movable rod (11), and the handrail (1) is located between the limit stop I (9) and the limit stop II (13).

2. The prefabricated staircase protective fence for construction engineering according to claim 1, wherein a dust cover plate (14) is arranged on the top of the fixed seat (5), and the dust cover plate (14) is fixedly connected with the fixed seat (5) through a locking bolt (17).

3. The prefabricated staircase protective fence for building engineering as claimed in claim 2, wherein a second mounting hole (15) is formed in the dustproof cover plate (14), and the second mounting hole (15) is matched with the first mounting hole (6).

4. The prefabricated staircase protective guard for building engineering according to claim 1, wherein a limiting plate (16) is fixedly arranged on the outer side of the fixed seat (5), the return spring (12) is fixed between the second limiting stop (13) and the limiting plate (16), and one end of the movable rod (11) far away from the second limiting stop (13) penetrates through the limiting plate (16) and extends to the position outside the limiting plate (16) to form a first handle (18).

5. The prefabricated staircase protective fence for construction engineering according to claim 1, wherein one end of the threaded rod (8) far away from the second limit stop (13) penetrates through the fixed seat (5) and extends to the outside of the fixed seat (5) to be provided with a second handle (19).

6. The prefabricated staircase protective fence for construction engineering according to claim 1, wherein the first limit stop (9) and the second limit stop (13) are provided with anti-skid pads (20) on the sides close to the handrail (1).

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