CN2523836Y - Combined right-angular stairs - Google Patents

Abstract

The utility model relates to a combined right-angle staircase, which is suitable for indoor use and is composed of a support body, a stair footplate fixed on the support body and a stair armrest support connected with the footplate. The support body is composed of a plurality of shot support pieces that are sleeved mutually and is fixed on the wall by a cross bracket. The short support piece is composed of an up post and a lower post that are parallel to each other and become one body after being made horizontally, a platform is arranged at the upper end face of the lower post, the stair footplate is fixed on the platform, a hack lever and a handrail are fixed outside the stair footplate, the hack lever sequentially passes through the outer corner hole of the upper stair footplate of two neighboring stair footplates and is then fixed with a stair armrest and an inner corner hole of the lower stair footplate. The right-angle staircase with the technology is easy and convenient to install, solid in use and the spacing between the treads is convenient to adjust; furthermore, different shapes can be made as required and the utility model is light, convenient and beautiful.

Description

The combined right angle stair

One, technical field: the utility model relates to a kind of combined staircase, particularly a kind of indoor use combination right angle stair that are fit to.

Two, background technology: existing right angle stair are that broadstep and handrail directly are fixed on the supporter, and supporter is global design, and the installation difficulty is big, heavy, and not quick detachable and maintenance is made troubles to use.

Three, the purpose of this utility model is exactly the problems referred to above that exist at existing fixed structure, and the combination right angle stair of a kind of convenient combination, light, the indoor use of easy-off are provided.The broadstep of right-angle array and the balustrade hack lever that is connected with pedal were formed on its technical scheme comprised supporter and is fixed on supporter, it is characterized in that: supporter be by a plurality of support pipe nipples peg graft mutually cooperate after, be fixed on the body of wall by supporting cross bearer and form, support pipe nipple and comprise that two parallel last lower pillar stands and the horizontal piece of level are formed by fixedly connecting one, upper surface at lower pillar stand is provided with platform, be uniform-distribution with 4 above screws on the platform, bolt is fixed on broadstep on the platform by screw, the upper end of upper pillar stand and the bottom of lower pillar stand are provided with the concavo-convex notch of pegging graft and cooperating respectively, the broadstep outside is provided with the circular hole that cooperates with the handrail hack lever, and hack lever is fixedlyed connected with the interior corner circular hole of the balustrade and the pedal of going downstairs after passing the outer corners circular hole of the pedal of going upstairs of adjacent broadstep successively.Hack lever comprises elbow, tubing string and following expander composition, elbow upper end hinge fixed block, fixed block is fixedlyed connected with handrail by bolt, the elbow lower external thread is inserted tubing string after connecting expansion nut, insert cone in the middle of the following expander and be threaded with set bolt and cooperate, insert behind the tubing string to cooperate and fix with corner circular hole grafting in the broadstep.Adopt the right angle stair after this technology to have simple installation, light firm, for convenience detach, and different shaping, light and beautiful can be set as required.

Four, description of drawings:

Fig. 1 is an overall structure scheme of installation of the present utility model;

Fig. 2 is the support pipe nipple structure chart shown in 4 among Fig. 1;

Fig. 3 is the supporting cross bearer perspective view shown in 5 among Fig. 1;

Fig. 4 is the structure assembly drawing of the hack lever shown in 2 among Fig. 1;

Fig. 5 is the composite entity structure chart of Fig. 4;

Fig. 6 is the stereogram shown in the broadstep 3 among Fig. 1.

Five, the specific embodiment: with reference to accompanying drawing, broadstep 3 is rectangle, and is processed with the diameter circular hole suitable with hack lever 2 external diameters in the end, inserts hack lever 2 and fixing with it in the circular hole.Supporter is after grafting cooperates mutually by a plurality of support pipe nipples 4, is fixed on the body of wall by supporting cross bearer 5 and forms.Support pipe nipple 4 and comprise that two parallel upper pillar stands 5, lower pillar stand 7 and the horizontal piece 6 of level are formed by fixedly connecting one, upper surface at lower pillar stand 7 is provided with platform, be uniform-distribution with 4 screws on the platform, bolt is fixed on broadstep 3 on the platform by screw, and upper pillar stand 5 upper ends are offered tongue and last one bottom of supporting pipe nipple 4 lower pillar stands and offered groove and peg graft and cooperate; Cylinder 9 two ends of supporting cross bearer 5 are provided with dull and stereotyped 8, dull and stereotyped 8 and are provided with 4 screws, fix with supporting pipe nipple 4 and body of wall respectively by bolt, form the stair supporter thus.Broadstep 3 outsides are provided with the circular hole that cooperates with handrail hack lever 2, and hack lever 2 is fixedlyed connected with the interior corner circular hole of the balustrade and the pedal 3 of going downstairs after passing the outer corners circular hole of the pedal of going upstairs of adjacent broadstep 3 successively.Hack lever 2 comprises elbow 11, tubing string 13 and following expander 15 compositions, elbow 11 upper end hinge fixed blocks, fixed block is fixedlyed connected with handrail 1 by bolt, elbow 11 lower external thread connect expansion nut 12 backs and insert tubing string 13, insertion cone 14 is threaded with set bolt 16 and cooperates in the middle of the following expander 15, pegs graft to cooperate with broadstep 3 interior corner circular holes and fix in insertion tubing string 13 backs.

Claims (2)

1, a kind of combined right angle stair, the broadstep of right-angle array and the balustrade hack lever that is connected with pedal are formed on comprising supporter and being fixed on supporter, it is characterized in that: supporter be by a plurality of support pipe nipples peg graft mutually be ladder strong stacked after, form by being fixed on the body of wall behind the supporting cross bearer, support pipe nipple comprise two parallel on, lower pillar stand and the horizontal piece of level are formed by fixedly connecting, upper surface at lower pillar stand is provided with platform, the lower end is provided with and cooperates recessed or the tongue mouth with the grafting of upper pillar stand upper end, at the screw that is uniform-distribution with on the platform of lower pillar stand more than 4, broadstep is placed on the platform, and broadstep is fixed on the platform by screw and bolt, two end faces of the middle cylinder of supporting cross bearer are respectively equipped with flat board, flat board is provided with 2 above screws, the bolt string cross screw respectively with support pipe nipple on horizontal piece be connected with body of wall.

2, combined right angle stair according to claim 1, it is characterized in that: hack lever comprises elbow, tubing string and following expander composition, elbow upper end hinge fixed block, fixed block is fixedlyed connected with handrail by bolt, the elbow lower external thread is inserted tubing string after connecting expansion nut, insert cone in the middle of the following expander and be threaded with set bolt and cooperate, insert behind the tubing string to cooperate and fix with corner circular hole grafting in the broadstep.

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