CN211523846U

CN211523846U - Double-layer stair handrail

Info

Publication number: CN211523846U
Application number: CN201921619566.7U
Authority: CN
Inventors: 陈木钗
Original assignee: Quanzhou Xinyi Wood Industry Co ltd
Current assignee: Quanzhou Xinyi Wood Industry Co ltd
Priority date: 2019-09-26
Filing date: 2019-09-26
Publication date: 2020-09-18
Anticipated expiration: 2029-09-26

Abstract

The utility model belongs to the handrail field, especially, a double-deck stair handrail, the use to current handrail highly can not adjust as required, the lower problem of practicality, present proposal as follows, it includes that two go up the railing, and two top fixed mounting who goes up the railing have same handrail, and two one side fixed mounting that go up the railing and be close to each other have same ejector pin, the bottom fixed mounting of ejector pin has a plurality of first dead levers, and the equal fixed mounting in bottom of a plurality of first dead levers has the slide bar, and the fixed slot has all been seted up to the bottom of two last railings, and equal slidable mounting has the installation pole in two fixed slots, and the equal fixed mounting in bottom of two installation poles has down the railing, and two one side fixed mounting that the railing is close to each other have same sill. The utility model discloses rational in infrastructure, convenient operation, this handrail's use height can be adjusted as required, adapts to different crowds and uses, and the practicality is stronger.

Description

Double-layer stair handrail

Technical Field

The utility model relates to a handrail technical field especially relates to a double-deck stair handrail.

Background

Conventional stair balustrades serve as a handrail protection for a user walking stairs, and for example, application No. 201320224287.7 discloses a double-deck stair balustrade. The utility model provides a double-deck stair railing, includes railing, stand, step, its characterized in that: compared with the prior art, the steps and the upright posts of the stair handrail are reformed into hollow cylinders, so that the consumption of materials is reduced, the weight of the stair handrail is reduced, and the stair handrail is convenient and quick to carry; the deinked sludge is recycled to be made into a railing, so that the production cost is effectively reduced, and a great effect on improving the ecological environment is achieved;

however, the usage height of the handrail can not be adjusted according to needs, and the practicability is low.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problem that the height of the handrail can not be adjusted according to the needs in the prior art, and the utility model has the disadvantages of lower practicability, and provides a double-layer stair handrail.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a double-deck stair railing, includes two and goes up the railing, and the top fixed mounting who goes up the railing for two has same handrail, and one side fixed mounting who goes up the railing and be close to each other for two has same ejector pin, the bottom fixed mounting of ejector pin has a plurality of first dead levers, and the equal fixed mounting in bottom of a plurality of first dead levers has the slide bar, and the fixed slot has all been seted up to the bottom of going up the railing for two, and equal slidable mounting has the installation pole in two fixed slots, and the equal fixed mounting in bottom of two installation poles has down the railing, and one side fixed mounting that the railing is close to each other for two has same sill, the top fixed mounting of sill has a plurality of second dead levers, and the spout has all been seted up on.

Preferably, a plurality of bayonets have been seted up to one side of installation pole, have seted up the recess on one side inner wall of fixed slot, and slidable mounting has the fixture block in the recess, fixture block and bayonet socket looks adaptation, fixture block roll-off bayonet socket, can cancel the fixed restriction of railing on the installation pole.

Preferably, a thread groove is formed in one end of the clamping block, a rotating hole is formed in the inner wall of one side of the groove, a screw rod is rotatably mounted in the rotating hole, screw threads of the screw rod are mounted in the thread groove, the rotating seat drives the screw rod to rotate, and the screw rod drives the clamping block to move.

Preferably, the outside of going up the railing is equipped with rotates the seat, rotates one side that the seat is close to last railing and has seted up the compression spring groove, and lead screw slidable mounting is in the compression spring inslot, and the one end welding of lead screw has the pressure spring, and the one end welding of pressure spring is on the inner wall in compression spring groove, and lead screw pulling pressure spring, elastic deformation takes place for the pressure spring, rotates the spacing mouth of stopper roll-off simultaneously to drive of seat.

Preferably, a plurality of spacing mouths have been seted up to one side of going up the railing, rotate one side fixed mounting of seat and have the stopper, stopper and the spacing mouth looks adaptation that corresponds rotate the seat and drive the stopper and slide in the spacing mouth, can fix the position of going up the railing on the installation pole.

Compared with the prior art, the beneficial effects of the utility model reside in that:

(1) according to the scheme, the rotating seat is pulled to drive the screw rod to passively slide in the pressure spring groove, the screw rod pulls the pressure spring, the rotating seat simultaneously drives the limiting block to slide out of the limiting port, the rotating seat is rotated to drive the screw rod to rotate, the screw rod drives the clamping block to move, the fixing limit of the upper handrail on the mounting rod can be cancelled, and the handrail drives the upper handrail and the first fixing rod to move;

(2) according to the scheme, the corresponding sliding rods are driven to move through the first fixing rods, the sliding rods slide in the corresponding sliding grooves, the rotating seats are rotated reversely, the rotating seats drive the screw rods to rotate reversely, the rotating seats are loosened, the rotating seats are driven to reset under the elastic action of the pressure springs, and the positions of the upper handrails on the mounting rods can be fixed;

the utility model discloses rational in infrastructure, convenient operation, this handrail's use height can be adjusted as required, adapts to different crowds and uses, and the practicality is stronger.

Drawings

Fig. 1 is a schematic view of a double-deck stair balustrade according to the present invention;

FIG. 2 is an enlarged view of part A of FIG. 1;

fig. 3 is an enlarged schematic view of a portion B in fig. 2.

In the figure: 1. an upper railing; 2. a handrail; 3. a top rod; 4. a first fixing lever; 5. a slide bar; 6. fixing grooves; 7. mounting a rod; 8. a lower railing; 9. a bottom bar; 10. a second fixing bar; 11. A bayonet; 12. a groove; 13. a clamping block; 14. a screw rod; 15. a rotating seat; 16. a pressure spring; 17. A limiting block; 18. a limiting opening.

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.

Referring to fig. 1-3, a double-deck stair handrail, including two last railings 1, the top fixed mounting of two last railings 1 has same handrail 2, two one side fixed mounting that go up railing 1 and be close to each other has same ejector pin 3, the bottom fixed mounting of ejector pin 3 has a plurality of first dead levers 4, the equal fixed mounting in bottom of a plurality of first dead levers 4 has slide bar 5, fixed slot 6 has all been seted up to two bottom of going up railing 1, equal slidable mounting has installation pole 7 in two fixed slots 6, the equal fixed mounting in bottom of two installation poles 7 has lower railing 8, two one side fixed mounting that lower railing 8 is close to each other has same sill bar 9, the top fixed mounting of sill bar 9 has a plurality of second dead levers 10, the spout has all been seted up on the top of a plurality of second dead levers 10, slide bar 5 slidable mounting is in the spout that corresponds.

In this embodiment, a plurality of bayonets 11 have been seted up to one side of installation pole 7, have seted up recess 12 on one side inner wall of fixed slot 6, and slidable mounting has fixture block 13 in recess 12,

fixture block

13 and 11 looks adaptations of bayonet socket, and fixture block 13 roll-off bayonet socket 11 can cancel the fixed restriction of going up railing 1 on installation pole 7.

In this embodiment, a threaded groove is formed in one end of the fixture block 13, a rotating hole is formed in an inner wall of one side of the groove 12, a screw rod 14 is rotatably installed in the rotating hole, the screw rod 14 is threadedly installed in the threaded groove, the rotating seat 15 drives the screw rod 14 to rotate, and the screw rod 14 drives the fixture block 13 to move.

In this embodiment, the outside of going up railing 1 is equipped with rotates seat 15, rotates one side that seat 15 is close to last railing 1 and has seted up the pressure spring groove, and lead screw 14 slidable mounting is in the pressure spring groove, and the one end welding of lead screw 14 has pressure spring 16, and the one end welding of pressure spring 16 is on the inner wall in pressure spring groove, and lead screw 14 stimulates pressure spring 16, and elastic deformation takes place for pressure spring 16, rotates seat 15 and drives stopper 17 roll-off spacing mouth 18 simultaneously.

In this embodiment, a plurality of spacing mouths 18 have been seted up to one side of going up railing 1, and one side fixed mounting who rotates seat 15 has stopper 17, stopper 17 and the spacing mouth 18 looks adaptation that corresponds, rotates seat 15 and drives stopper 17 and slide in spacing mouth 18, can fix the position of going up railing 1 on installation pole 7.

In this embodiment, by pulling the rotating base 15, the rotating base 15 drives the screw rod 14 to passively slide in the pressure spring groove, the screw rod 14 pulls the pressure spring 16, the pressure spring 16 elastically deforms, the rotating base 15 simultaneously drives the limiting block 17 to slide out of the limiting port 18, so that the fixing limitation of the rotating base 15 can be cancelled, the rotating base 15 is rotated, the rotating base 15 drives the screw rod 14 to rotate, the screw rod 14 drives the fixture block 13 to move, the fixture block 13 slides out of the bayonet 11, so that the fixing limitation of the upper handrail 1 on the installation rod 7 can be cancelled, the handrail 2 is moved, the handrail 2 drives the upper handrail 1 and the first fixing rod 4 to move, the corresponding slide rod 5 is driven by the first fixing rod 4 to move, the slide rod 5 slides in the corresponding sliding groove, after the use height of the handrail 2 is adjusted, the rotating base 15 is reversely rotated, the rotating base 15 drives the screw rod 14 to, and loosen and rotate seat 15, because the elastic action of pressure spring 16 drives and rotates seat 15 and reset, rotate seat 15 and drive stopper 17 and slide into in another spacing mouth 18, can fix the position of going up railing 1 on installation pole 7, the utility model discloses rational in infrastructure, convenient operation, this handrail railing's use height can be adjusted as required, adapts to different crowds and uses, and the practicality is stronger.

Claims

1. A double-layer stair handrail comprises two upper handrails (1) and is characterized in that the top ends of the two upper handrails (1) are fixedly provided with a same handrail (2), one side, close to each other, of the two upper handrails (1) is fixedly provided with a same ejector rod (3), the bottom of the ejector rod (3) is fixedly provided with a plurality of first fixing rods (4), the bottom ends of the first fixing rods (4) are fixedly provided with slide bars (5), the bottom ends of the two upper handrails (1) are respectively provided with a fixing groove (6), the two fixing grooves (6) are respectively internally provided with a mounting rod (7) in a sliding manner, the bottom ends of the two mounting rods (7) are respectively fixedly provided with a lower handrail (8), one side, close to each other, of the two lower handrails (8) is fixedly provided with a same bottom rod (9), the top end of the bottom rod (9, the top ends of the second fixing rods (10) are provided with sliding grooves, and the sliding rods (5) are slidably mounted in the corresponding sliding grooves.

2. The double-deck stair railing according to claim 1, wherein one side of the mounting rod (7) is provided with a plurality of bayonets (11), one side of the fixing groove (6) is provided with a groove (12), the groove (12) is internally provided with a clamping block (13) in a sliding manner, and the clamping block (13) is matched with the bayonets (11).

3. The double-deck stair railing according to claim 2, wherein one end of the fixture block (13) is provided with a threaded groove, one side inner wall of the groove (12) is provided with a rotating hole, a screw rod (14) is rotatably installed in the rotating hole, and the screw rod (14) is threadedly installed in the threaded groove.

4. The double-deck stair railing according to claim 1, wherein a rotating seat (15) is arranged on the outer side of the upper railing (1), a compression spring groove is formed in one side, close to the upper railing (1), of the rotating seat (15), a screw rod (14) is slidably mounted in the compression spring groove, a compression spring (16) is welded to one end of the screw rod (14), and one end of the compression spring (16) is welded to the inner wall of the compression spring groove.

5. The double-deck stair railing according to claim 1, characterized in that one side of the upper railing (1) is provided with a plurality of limiting openings (18), one side of the rotating seat (15) is fixedly provided with a limiting block (17), and the limiting block (17) is matched with the corresponding limiting opening (18).