CN215368362U - Stair guardrail - Google Patents

Abstract

The utility model relates to the technical field of protective guards, in particular to a stair guardrail; comprises two lifting components, a supporting plate, a handrail and a plurality of telescopic columns; the lifting assembly comprises a side column, a rack and a pushing device; the plurality of telescopic columns are respectively positioned between the supporting plate and the handrail; the telescopic column comprises a hollow column and an inner column; the handrail, the supporting plate, the plurality of hollow columns and the plurality of inner columns can isolate and protect pedestrians on the stairs; can drive two rack longitudinal movement respectively through two thrust unit, two racks drive handrail longitudinal movement, and the handrail drives a plurality of interior posts and is longitudinal sliding in a plurality of hollow post respectively to can change the height of handrail and a plurality of interior post, can adjust the high position of handrail and a plurality of interior post according to the floor condition of difference, thereby make the protection altitude variation, with the floor condition of adaptation difference, improved the suitability.

Description

Stair guardrail

Technical Field

The utility model relates to the technical field of protective guards, in particular to a stair guardrail.

Background

Stair are the vertical passage between the building floor, are one of the important component of building, and the stair guardrail can all be installed generally on the stair, play the isolation protection effect, but current stair guardrail protection height all is fixed, can't adjust the protection height of stair guardrail according to the floor condition, and the suitability is not strong.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a stair guardrail, which can adjust the protection height of the stair guardrail.

In order to achieve the above object, the present invention provides a stair railing, comprising two lifting assemblies, a support plate, a handrail and a plurality of telescopic columns; the lifting assembly comprises a side column, a rack and a pushing device; the rack is connected with the side column in a sliding way and is positioned inside the side column; the pushing device is fixedly connected with the rack and is positioned below the rack; the supporting plate is fixedly connected with the two side columns respectively and is positioned between the two side columns; the handrail is fixedly connected with the two racks respectively and is positioned above the two racks; the plurality of telescopic columns are respectively positioned between the supporting plate and the handrail; the telescopic column comprises a hollow column and an inner column; the hollow column is fixedly connected with the supporting plate and is positioned between the supporting plate and the handrail; the inner column is connected with the hollow column in a sliding mode, is fixedly connected with the handrail and is positioned between the inner column and the handrail.

Wherein the pushing device comprises a rotating mechanism and a gear; the rotating mechanism is fixedly connected with the side column and is positioned on the side edge of the side column; the gear is fixedly connected with the rotating mechanism, meshed with the rack and positioned on the side edge of the rotating mechanism.

The gear can be driven to rotate through the rotating mechanism, and the gear drives the rack to move, so that the height of the rack can be changed.

The rotating mechanism comprises a mounting seat, a rotating shaft and a motor; the mounting seat is fixedly connected with the side column and is positioned on the side edge of the side column; the rotating shaft is rotatably connected with the mounting seat, is fixedly connected with the gear and is positioned in the mounting seat; the motor with mount pad fixed connection, just the motor output with pivot fixed connection, and be located the mount pad side.

Through the mount pad can be right the motor with the pivot provides the support, through the motor can drive the pivot is rotatory, the pivot drives the gear is rotatory, the gear drives the rack removes.

Wherein the rotating mechanism further comprises a reinforcing component; the reinforcing component is connected with the mounting seat in a sliding mode and is located inside the mounting seat.

Through the protection component can be right the rack is fixed, prevents that the rack position from taking place to slide after adjusting.

The reinforcing component comprises a limiting body and a screw rod; the limiting body is connected with the mounting seat in a sliding manner and is positioned in the mounting seat; the screw rod is in threaded connection with the mounting seat and penetrates through the mounting seat.

The screw rod is rotated to push the limiting body to be close to the rack, and the rack can be further fixed by abutting the limiting body in a tooth groove of the rack.

Wherein the reinforcement assembly further comprises a spring; the spring is respectively and fixedly connected with the mounting seat and the limiting body and is positioned between the mounting seat and the limiting body.

The spring can drive the limiting body to be far away from the rack, so that the position of the rack is convenient to adjust.

Wherein the reinforcement assembly further comprises a grip; the handle is fixedly connected with the screw rod and is positioned on one side, far away from the mounting seat, of the screw rod.

The handle is convenient for a user to rotate the screw rod.

The limiting body comprises a sliding rod and a clamping block; the sliding rod is connected with the mounting seat in a sliding manner and is positioned in the mounting seat; the clamping block is fixedly connected with the sliding rod and is positioned on one side, far away from the screw, of the sliding rod.

The mounting seat is provided with a sliding groove matched with the sliding rod, the sliding rod can be limited, and the sliding rod is prevented from longitudinally moving, so that the sliding rod and the clamping block are prevented from deviating when moving.

According to the stair guardrail, pedestrians on stairs can be isolated and protected through the handrail, the supporting plate, the hollow columns and the inner columns; the two pushing devices can respectively drive the two racks to longitudinally move, the two racks drive the handrail to longitudinally move, and the handrail drives the inner columns to longitudinally slide in the hollow columns respectively, so that the heights of the handrail and the inner columns can be adjusted, and the protection range can be adjusted; through the mode, the height positions of the armrests and the inner columns can be adjusted according to different floor conditions, so that the protection height can be changed to adapt to different floor conditions, and the applicability is improved.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, 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 the drawings without creative efforts.

FIG. 1 is a schematic view of a stair railing according to the present invention;

FIG. 2 is an elevational, cross-sectional view of a stair railing of the present invention;

FIG. 3 is a schematic structural view of the locking assembly of the present invention;

FIG. 4 is a schematic view of the pushing device of the present invention;

fig. 5 is a schematic structural view of the rotating mechanism of the present invention.

1-lifting component, 2-supporting plate, 3-handrail, 4-telescopic column, 11-side column, 12-rack, 13-pushing device, 41-hollow column, 42-inner column, 131-rotating mechanism, 132-gear, 1311-mounting seat, 1312-rotating shaft, 1313-motor, 1314-reinforcing component, 13141-limiting body, 13142-screw rod, 13143-spring, 13144-handle, 13145-sliding rod and 13146-fixture block.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are illustrative and intended to be illustrative of the utility model and are not to be construed as limiting the utility model.

In the description of the present invention, it is to be understood that the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships illustrated in the drawings, and are used merely for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, are not to be construed as limiting the present invention. Further, in the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.

Referring to fig. 1 to 5, the present invention provides a stair railing: the stair guardrail comprises two lifting components 1, a supporting plate 2, a handrail 3 and a plurality of telescopic columns 4; the lifting assembly 1 comprises a side column 11, a rack 12 and a pushing device 13; the rack 12 is connected with the side column 11 in a sliding way and is positioned inside the side column 11; the pushing device 13 is fixedly connected with the rack 12 and is positioned below the rack 12; the supporting plate 2 is respectively and fixedly connected with the two side columns 11 and is positioned between the two side columns 11; the handrail 3 is respectively and fixedly connected with the two racks 12 and is positioned above the two racks 12; a plurality of telescopic columns 4 are respectively positioned between the supporting plate 2 and the handrail 3; the telescopic column 4 comprises a hollow column 41 and an inner column 42; the hollow column 41 is fixedly connected with the support plate 2 and is positioned between the support plate 2 and the handrail 3; the inner column 42 is slidably connected with the hollow column 41, is fixedly connected with the handrail 3, and is positioned between the inner column 42 and the handrail 3.

In the present embodiment, the handrail 3, the support plate 2, the plurality of hollow columns 41 and the plurality of inner columns 42 can be used for isolating and protecting pedestrians on stairs; the two pushing devices 13 can respectively drive the two racks 12 to move longitudinally, the two racks 12 drive the handrail 3 to move longitudinally, and the handrail 3 drives the inner columns 42 to respectively slide longitudinally in the hollow columns 41, so that the heights of the handrail 3 and the inner columns 42 can be adjusted, and the protection range can be adjusted; through the mode, the height positions of the armrests 3 and the inner columns 42 can be adjusted according to different floor conditions, so that the protection height can be changed to adapt to different floor conditions, and the applicability is improved.

Further, the pushing device 13 includes a rotating mechanism 131 and a gear 132; the rotating mechanism 131 is fixedly connected with the side column 11 and is positioned at the side edge of the side column 11; the gear 132 is fixedly connected with the rotating mechanism 131, engaged with the rack 12, and located at a side of the rotating mechanism 131.

In this embodiment, the rotating mechanism 131 can drive the gear 132 to rotate, and the gear 132 drives the rack 12 to move, so that the height of the rack 12 can be changed, and the protection height can be adjusted.

Further, the rotating mechanism 131 includes a mounting seat 1311, a rotating shaft 1312, and a motor 1313; the mounting seat 1311 is fixedly connected with the side column 11 and is positioned on the side of the side column 11; the rotating shaft 1312 is rotatably connected with the mounting seat 1311, is fixedly connected with the gear 132, and is located inside the mounting seat 1311; the motor 1313 is fixedly connected to the mounting block 1311, and an output end of the motor 1313 is fixedly connected to the rotating shaft 1312 and is located at a side of the mounting block 1311.

In this embodiment, the mounting seat 1311 can support the motor 1313 and the rotating shaft 1312, the motor 1313 can drive the rotating shaft 1312 to rotate, the rotating shaft 1312 drives the gear 132 to rotate, the gear 132 drives the rack 12 to move, and the motor 1313 is controlled to rotate forward and backward, so that the height of the rack 12 can be changed, and the protection height can be adjusted.

Further, the rotating mechanism 131 further comprises a reinforcing component 1314; the mounting seat 1311 is fixedly connected with the side column 11 and is positioned on the side of the side column 11; the rotating shaft 1312 is rotatably connected with the mounting seat 1311, is fixedly connected with the gear 132, and is located inside the mounting seat 1311; the motor 1313 is fixedly connected with the mounting seat 1311, and the output end of the motor 1313 is fixedly connected with the rotating shaft 1312 and is positioned on the side edge of the mounting seat 1311; the reinforcement assembly 1314 is slidably coupled to the mounting block 1311 and is positioned within the mounting block 1311.

In this embodiment, the mounting seat 1311 can support the motor 1313 and the rotating shaft 1312, the motor 1313 can drive the rotating shaft 1312 to rotate, the gear 132 drives the rack 12 to move, and the motor 1313 is controlled to rotate forward and backward, so that the height of the rack 12 can be changed, and the protection height can be adjusted; through the protection component can be fixed to rack 12, prevent rack 12 position adjustment after taking place to slide.

Further, the reinforcement component 1314 includes a stop 13141 and a threaded rod 13142; the limiting body 13141 is connected with the mounting seat 1311 in a sliding mode and is located inside the mounting seat 1311; the screw 13142 is screwed to the mounting block 1311 and penetrates the mounting block 1311.

In this embodiment, after the position of the rack 12 is adjusted, the screw 13142 is rotated to push the stopper 13141 to approach the rack 12, and the stopper 13141 is pressed against the tooth space of the rack 12, so that the rack 12 can be further fixed, and the rack 12 is prevented from sliding.

Further, the reinforcement assembly 1314 further includes a spring 13143; the limiting body 13141 is connected with the mounting seat 1311 in a sliding mode and is located inside the mounting seat 1311; the screw 13142 is in threaded connection with the mounting seat 1311 and penetrates through the mounting seat 1311; the spring 13143 is fixedly connected to the mounting seat 1311 and the stopper 13141, and is located between the mounting seat 1311 and the stopper 13141.

In this embodiment, after the position of the rack 12 is adjusted, the screw 13142 is rotated to push the stopper 13141 to approach the rack 12, and at this time, the spring 13143 is stretched by the stopper 13141, and the stopper 13141 is tightly pressed against the tooth space of the rack 12, so that the rack 12 can be further fixed, and the rack 12 is prevented from sliding; when the position of the rack 12 needs to be adjusted, the screw 13142 is rotated away from the stopper 13141, and at this time, the spring 13143 restores to its original shape and drives the stopper 13141 away from the rack 12, so that the rack 12 is no longer fixed, and the rack 12 can move longitudinally under the driving of the driving gear 132.

Further, the reinforcement assembly 1314 further includes a grip 13144; the limiting body 13141 is connected with the mounting seat 1311 in a sliding mode and is located inside the mounting seat 1311; the screw 13142 is in threaded connection with the mounting seat 1311 and penetrates through the mounting seat 1311; the spring 13143 is fixedly connected with the mounting seat 1311 and the limiting body 13141 respectively and is positioned between the mounting seat 1311 and the limiting body 13141; the handle 13144 is fixedly connected to the screw 13142 and is located on the side of the screw 13142 remote from the mount 1311.

In this embodiment, after the position of the rack 12 is adjusted, the screw 13142 is rotated to push the stopper 13141 to approach the rack 12, and at this time, the spring 13143 is stretched by the stopper 13141, and the stopper 13141 is tightly pressed against the tooth space of the rack 12, so that the rack 12 can be further fixed, and the rack 12 is prevented from sliding; when the position of the rack 12 needs to be adjusted, the screw 13142 is rotated to move away from the stopper 13141, at this time, the spring 13143 restores to the original state and drives the stopper 13141 to move away from the rack 12, so that the rack 12 is no longer fixed, and the rack 12 can move longitudinally under the driving of the driving gear 132; the handle 13144 facilitates rotation of the screw 13142 by the user.

Further, the limiting body 13141 comprises a sliding rod 13145 and a clamping block 13146; the sliding rod 13145 is connected with the mounting seat 1311 in a sliding manner and is positioned inside the mounting seat 1311; the latch 13146 is fixedly connected with the slide bar 13145 and is located on the side of the slide bar 13145 away from the screw 13142.

In this embodiment, the screw 13142 can push the sliding bar 13145 and the latch 13146 to move, and the latch 13146 is pressed against the tooth groove of the rack 12, so that the rack 12 can be fixed; the mounting seat 1311 is provided with a sliding groove matched with the sliding rod 13145, so that the sliding rod 13145 can be limited, the sliding rod 13145 is prevented from moving longitudinally, the sliding rod 13145 and the fixture block 13146 are prevented from shifting when moving, and the rack 12 is optimally fixed.

While the utility model has been described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and detail may be made therein without departing from the spirit and scope of the utility model.

Claims (8)

1. A stair guardrail is characterized in that,

the stair guardrail comprises two lifting components, a supporting plate, a handrail and a plurality of telescopic columns; the lifting assembly comprises a side column, a rack and a pushing device; the rack is connected with the side column in a sliding way and is positioned inside the side column; the pushing device is fixedly connected with the rack and is positioned below the rack; the supporting plate is fixedly connected with the two side columns respectively and is positioned between the two side columns; the handrail is fixedly connected with the two racks respectively and is positioned above the two racks; the plurality of telescopic columns are respectively positioned between the supporting plate and the handrail; the telescopic column comprises a hollow column and an inner column; the hollow column is fixedly connected with the supporting plate and is positioned between the supporting plate and the handrail; the inner column is connected with the hollow column in a sliding mode, is fixedly connected with the handrail and is positioned between the inner column and the handrail.

2. A stair railing as claimed in claim 1,

the pushing device comprises a rotating mechanism and a gear; the rotating mechanism is fixedly connected with the side column and is positioned on the side edge of the side column; the gear is fixedly connected with the rotating mechanism, meshed with the rack and positioned on the side edge of the rotating mechanism.

3. A stair railing as claimed in claim 2,

the rotating mechanism comprises a mounting seat, a rotating shaft and a motor; the mounting seat is fixedly connected with the side column and is positioned on the side edge of the side column; the rotating shaft is rotatably connected with the mounting seat, is fixedly connected with the gear and is positioned in the mounting seat; the motor with mount pad fixed connection, just the motor output with pivot fixed connection, and be located the mount pad side.

4. A stair railing as claimed in claim 3,

the rotating mechanism further comprises a reinforcing component; the reinforcing component is connected with the mounting seat in a sliding mode and is located inside the mounting seat.

5. A stair railing as claimed in claim 4,

the reinforcing component comprises a limiting body and a screw rod; the limiting body is connected with the mounting seat in a sliding manner and is positioned in the mounting seat; the screw rod is in threaded connection with the mounting seat and penetrates through the mounting seat.

6. A stair railing as claimed in claim 5,

the reinforcement assembly further comprises a spring; the spring is respectively and fixedly connected with the mounting seat and the limiting body and is positioned between the mounting seat and the limiting body.

7. A stair railing as claimed in claim 6,

the reinforcement assembly further comprises a grip; the handle is fixedly connected with the screw rod and is positioned on one side, far away from the mounting seat, of the screw rod.

8. A stair railing as claimed in claim 7,

the limiting body comprises a sliding rod and a clamping block; the sliding rod is connected with the mounting seat in a sliding manner and is positioned in the mounting seat; the clamping block is fixedly connected with the sliding rod and is positioned on one side, far away from the screw, of the sliding rod.

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