CN212026912U

CN212026912U - Stair guard bar

Info

Publication number: CN212026912U
Application number: CN202020405150.1U
Authority: CN
Inventors: 巢艺凡; 杨康; 寇昌平; 薛永; 曹正
Original assignee: Anhui Pinuo Construction Technology Co ltd
Current assignee: Anhui Pinuo Construction Technology Co ltd
Priority date: 2020-03-26
Filing date: 2020-03-26
Publication date: 2020-11-27
Anticipated expiration: 2030-03-26

Abstract

The utility model discloses a stair guard bar belongs to stair protection technical field, including stand and first spreader, the spout has been seted up to the inboard of stand, and one side movable mounting of stand has the third spreader, and the below of third spreader is provided with first spreader, is provided with a plurality of support columns between first spreader and the third spreader. The utility model discloses a set up slider and guide pulley, the slider slides in the inside spout of stand, the height of change third spreader and first spreader that can be convenient, simultaneously through the height of fixed third spreader and first spreader that the pin can be convenient, through setting up second spreader and connector and passing through second screw thread column connection, can be convenient dismantle, be provided with the handle simultaneously, can be through promoting the handle, make first sleeve extrusion second spring, and then can dismantle the one end of second spreader, make the second spreader can rotate round the connector, be convenient for clean the protection lever.

Description

Stair guard bar

Technical Field

The utility model relates to a protection rod especially relates to a stair protection rod, belongs to stair protection technical field.

Background

The building is used as a component for vertical traffic between floors. The method is used for traffic connection between floors and when the height difference is large. Stairways are also provided in multi-story and high-rise buildings provided with elevators and escalators as the main means of vertical transportation. High-rise buildings, although using elevators as the main vertical transport means, still need to keep staircases for escape in case of fire. The stairs are composed of continuous stair sections, platforms, enclosing members and the like. The horizontal projection distance between the lowest step and the highest step of the stair is the length of the stair, and the total height of the steps is the height of the stair. The household stairway focuses more on safety and convenience in daily use.

The height of the guardrail can not be conveniently adjusted by the conventional stair guard bar, the disassembly and the assembly are inconvenient, the replacement of parts is inconvenient, and the cleaning is inconvenient.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a main objective is in order to solve the height of regulation guardrail that can not be convenient, dismantles and installs inconveniently, and spare part is changed inconveniently, clean inconvenient problem, and provides a stair guard bar to reach the height of regulation guardrail that can be convenient, dismantle and simple to operate, spare part is changed simply conveniently, clean convenient purpose.

The purpose of the utility model can be achieved by adopting the following technical scheme:

a stair guard bar comprises a stand column and a first cross column, wherein a sliding groove is formed in the inner side of the stand column, a third cross column is movably mounted on one side of the stand column, a first cross column is arranged below the third cross column, a plurality of supporting columns are arranged between the first cross column and the third cross column, a second cross column is arranged among the supporting columns, sliding blocks are fixedly mounted at two ends of the first cross column, first through holes are formed in the sliding blocks, guide wheels are fixedly mounted on one side of the sliding blocks, second through holes are formed in the stand column, a first threaded column is fixedly mounted at the upper end of each supporting column, a first loop bar is fixedly mounted at the lower end of each supporting column, a first spring is fixedly mounted at the lower end of the first loop bar, a second sleeve is fixedly mounted at the other end of the first spring, a second loop bar is fixedly mounted at the other end of the second cross column, one side fixed mounting of second loop bar has the second spring, the other end fixed mounting of second spring has first sleeve, the inside of second spreader is run through there is the connecting rod, the one end fixed mounting of connecting rod has the handle, the other end of connecting rod is provided with the nut.

Preferably, one end of the second transverse column is provided with a connector, and the connector is a spherical connector.

Preferably, one side of the supporting column is provided with a groove, and the diameter of the groove is consistent with that of the first sleeve.

Preferably, the third cross column is internally provided with a threaded hole matched with the first threaded column, and the first cross column is internally provided with a column groove with the same diameter as the second sleeve.

Preferably, the supporting columns and the second transverse columns form a grid-shaped structure.

Preferably, one end of the second transverse column is fixedly provided with a second threaded column, and the second transverse column is movably connected with the connector through the second threaded column.

Preferably, the handle is a circular truncated cone-shaped handle.

Preferably, the diameter of the second through hole is larger than the diameter of the first through hole.

Preferably, a pin penetrates through the second through hole and the first through hole.

The utility model has the advantages of: according to the stair guard bar of the utility model, through arranging the slide block and the guide wheel, the slide block slides in the slide groove in the upright post, the height of the third transverse post and the first transverse post can be conveniently changed, meanwhile, the height of the third transverse post and the first transverse post can be conveniently fixed through the pin, through arranging the first threaded post at one end of the support post, and arranging the second sleeve at the other end of the support post, during installation, the second sleeve is inserted above the first transverse post to extrude the second sleeve, thereby changing the integral length, so that the first threaded post can be screwed into the third transverse post for fixing, the installation is simple and convenient, through arranging the second transverse post and the connector to be connected through the second threaded post, the disassembly can be conveniently carried out, and simultaneously, the handle is arranged, through pushing the handle, the first sleeve can extrude the second spring, and then one end of the second transverse post can be disassembled, so that the second transverse post can rotate around the connector, the guard bar is convenient to clean.

Drawings

FIG. 1 is a schematic view of an installation configuration of a preferred embodiment of a stair guard bar according to the present invention;

FIG. 2 is a schematic view of the overall structure of a preferred embodiment of the stair guard bar according to the present invention;

FIG. 3 is an enlarged schematic view of the structure at A in FIG. 2 of a preferred embodiment of the stair guard bar according to the present invention;

FIG. 4 is a right side view of a support post of a preferred embodiment of a stair guard bar according to the present invention;

FIG. 5 is a left side view of a support post of a preferred embodiment of a stair guard bar according to the present invention;

FIG. 6 is a schematic view of the internal structure of a second sleeve of a preferred embodiment of the stair guard bar according to the present invention;

fig. 7 is a schematic view of the internal structure of a second cross-post according to a preferred embodiment of the stair guard bar of the present invention.

In the figure: 1-upright column, 2-chute, 3-first cross column, 4-support column, 5-second cross column, 6-slide block, 7-first through hole, 8-guide wheel, 9-first threaded column, 10-first sleeve, 11-handle, 12-nut, 13-first loop bar, 14-second sleeve, 15-groove, 16-first spring, 17-connecting rod, 18-second spring, 19-second loop bar, 20-second through hole, 21-connector, 22-third cross column, 23-second threaded column and 24-pin.

Detailed Description

In order to make the technical solutions of the present invention clearer and clearer for those skilled in the art, the present invention will be described in further detail with reference to the following embodiments and the accompanying drawings, but the embodiments of the present invention are not limited thereto.

As shown in fig. 1-7, the stair guard bar provided in this embodiment includes an upright post 1 and a first cross post 3, a sliding groove 2 is formed in an inner side of the upright post 1, a third cross post 22 is movably mounted on one side of the upright post 1, the first cross post 3 is disposed below the third cross post 22, a plurality of supporting posts 4 are disposed between the first cross post 3 and the third cross post 22, a second cross post 5 is disposed between the plurality of supporting posts 4, sliders 6 are fixedly mounted at both ends of the first cross post 3, a first through hole 7 is formed in each slider 6, a guide wheel 8 is fixedly mounted at one side of each slider 6, a second through hole 20 is formed in the upright post 1, a first threaded post 9 is fixedly mounted at an upper end of each supporting post 4, a first sleeve 13 is fixedly mounted at a lower end of each supporting post 4, a first spring 16 is fixedly mounted at a lower end of each first sleeve 13, a second sleeve 14 is fixedly mounted at the other end of, the other end fixed mounting of second spreader 5 has second loop bar 19, and one side fixed mounting of second loop bar 19 has second spring 18, and the other end fixed mounting of second spring 18 has first sleeve 10, and the inside of second spreader 5 runs through there is connecting rod 17, and the one end fixed mounting of connecting rod 17 has handle 11, and the other end of connecting rod 17 is provided with nut 12. Through arranging the sliding block 6 and the guide wheel 8, the sliding block 6 slides in the sliding groove 2 in the upright post 1, the heights of the third transverse post 22 and the first transverse post 3 can be conveniently changed, meanwhile, the heights of the third transverse post 22 and the first transverse post 3 can be conveniently fixed through the pin 24, through arranging the first threaded post 9 at one end of the supporting post 4 and arranging the second sleeve 14 at the other end of the supporting post 4, during installation, the second sleeve 14 is inserted above the first transverse post 3 to extrude the second sleeve 14, further, the overall length is changed, the first threaded post 9 can be screwed into the third transverse post 22 to be fixed, the installation is simple and convenient, through arranging the second transverse post 5 and the connecting head 21 to be connected through the second threaded post 23, the disassembly can be conveniently carried out, meanwhile, the handle 11 is arranged, the first sleeve 10 can extrude the second spring 18 by pushing the handle 11, further, one end of the second transverse post 5 can be disassembled, the second cross post 5 can rotate around the connecting head 21, so that the guard bar can be cleaned conveniently.

In this embodiment, as shown in fig. 7, one end of the second cross pillar 5 is provided with a connector 21, the connector 21 is a spherical connector, one end of the second cross pillar 5 is fixedly provided with a second threaded pillar 23, the second cross pillar 5 is movably connected with the connector 21 through the second threaded pillar 23, and the handle 11 is a circular truncated cone-shaped handle. The connector 21 is a spherical connector, so that the rotation is convenient and the connection is firm.

In this embodiment, as shown in fig. 4 and 5, one side of the supporting column 4 is provided with a groove 15, and the diameter of the groove 15 is the same as that of the first sleeve 10. The diameter of the groove 15 is consistent with the diameter of the first sleeve 10, so that the connection between the groove 15 and the first sleeve 10 can be more stable.

In this embodiment, as shown in fig. 2 and 3, a threaded hole matching with the first threaded column 9 is formed in the third transverse column 22, a column groove having the same diameter as the second sleeve 14 is formed in the first transverse column 3, the support columns 4 and the second transverse column 5 form a grid structure, the diameter of the second through hole 20 is larger than that of the first through hole 7, and a pin 24 penetrates through the second through hole 20 and the first through hole 7. The supporting columns 4 and the second cross columns 5 form a latticed structure, so that the safety performance is high, children can be effectively protected, and the children are prevented from passing through the guardrail and falling down stairs.

In this embodiment, as shown in fig. 1 to 7, the working process of the stair guard bar provided in this embodiment is as follows:

step 1: after the upright post 1 is fixedly installed, the second cross post 5 and the third cross post 22 are respectively installed on the upright post 1, and then the second cross post 5 and the third cross post 22 are fixed through a pin 24;

step 2: inserting the second sleeve 14 above the first cross column 3, extruding the second sleeve 14, further shortening the overall length, screwing the first threaded column 9 into the third cross column 22 for fixing, and after the support columns 4 are sequentially installed, installing the second cross column 5 between every two support columns 4;

and step 3: when needing to clean, through promoting handle 11, make first sleeve 10 extrude second spring 18, and then can dismantle the one end of second spreader 5, make second spreader 5 can round connector 21 commentaries on classics, when needing to change the part, manual rotatory second spreader 5 revolves second screw post 23, then the part of renewal.

In summary, in the embodiment, according to the stair guard bar of the embodiment, by providing the slider 6 and the guide wheel 8, the slider 6 slides in the sliding groove 2 inside the upright post 1, the heights of the third cross post 22 and the first cross post 3 can be conveniently changed, and at the same time, the heights of the third cross post 22 and the first cross post 3 can be conveniently fixed by the pin 24, by providing the first threaded post 9 at one end of the support post 4, and providing the second sleeve 14 at the other end of the support post 4, during installation, inserting the second sleeve 14 above the first cross post 3, squeezing the second sleeve 14, and further changing the overall length, the first threaded post 9 can be screwed into the third cross post 22 for fixation, the installation is simple and convenient, by providing the second cross post 5 and the connector 21 connected by the second threaded post 23, the stair guard bar can be conveniently disassembled, and by providing the handle 11, by pushing the handle 11, make first sleeve 10 extrusion second spring 18, and then can dismantle the one end of second spreader 5, make second spreader 5 can rotate round connector 21, be convenient for clean the fender rod. The connector 21 is a spherical connector, so that the rotation is convenient and the connection is firm. The diameter of the groove 15 is consistent with the diameter of the first sleeve 10, so that the connection between the groove 15 and the first sleeve 10 can be more stable. The supporting columns 4 and the second cross columns 5 form a latticed structure, so that the safety performance is high, children can be effectively protected, and the children are prevented from passing through the guardrail and falling down stairs.

Above, only the further embodiments of the present invention are shown, but the protection scope of the present invention is not limited thereto, and any person skilled in the art can replace or change the technical solution and the concept of the present invention within the protection scope of the present invention.

Claims

1. A stair guard bar is characterized by comprising an upright post (1) and a first cross post (3), a sliding groove (2) is formed in the inner side of the upright post (1), a third cross post (22) is movably mounted on one side of the upright post (1), the first cross post (3) is arranged below the third cross post (22), a plurality of supporting posts (4) are arranged between the first cross post (3) and the third cross post (22), a second cross post (5) is arranged between the supporting posts (4), sliding blocks (6) are fixedly mounted at two ends of the first cross post (3), first through holes (7) are formed in the sliding blocks (6), guide wheels (8) are fixedly mounted on one side of each sliding block (6), second through holes (20) are formed in the upright post (1), first threaded posts (9) are fixedly mounted at the upper ends of the supporting posts (4), the lower extreme fixed mounting of support column (4) has first loop bar (13), first loop bar (13) lower extreme fixed mounting has first spring (16), the other end fixed mounting of first spring (16) has second sleeve (14), the other end fixed mounting of second spreader (5) has second loop bar (19), one side fixed mounting of second loop bar (19) has second spring (18), the other end fixed mounting of second spring (18) has first sleeve (10), the inside of second spreader (5) is run through there is connecting rod (17), the one end fixed mounting of connecting rod (17) has handle (11), the other end of connecting rod (17) is provided with nut (12).

2. A stair guard bar according to claim 1, wherein one end of the second cross post (5) is provided with a connector (21), said connector (21) being provided as a ball connector.

3. A stair guard bar according to claim 1, wherein one side of the support post (4) is provided with a groove (15), the diameter of the groove (15) corresponding to the diameter of the first sleeve (10).

4. A stair guard bar according to claim 1, wherein the third cross-post (22) has a threaded hole formed in its interior for cooperation with the first threaded post (9), and the first cross-post (3) has a post-groove formed in its interior for the same diameter as the second sleeve (14).

5. A stair guard bar according to claim 1, wherein the support posts (4) and the second cross-posts (5) form a grid-like structure.

6. The stair guard bar according to claim 2, wherein a second threaded post (23) is fixedly mounted at one end of the second cross post (5), and the second cross post (5) is movably connected with the connector (21) through the second threaded post (23).

7. A stair guard bar according to claim 1, wherein the handle (11) is configured as a frustoconical handle.

8. A stair guard bar according to claim 1, wherein the diameter of the second through hole (20) is larger than the diameter of the first through hole (7).

9. A stair guard bar according to claim 1, wherein a pin (24) extends through the second through hole (20) and the first through hole (7).