CN219158502U

CN219158502U - Building stair safety protection structure

Info

Publication number: CN219158502U
Application number: CN202320274377.0U
Authority: CN
Inventors: 翁文辉
Original assignee: Fujian Huahang Construction Group Co ltd
Current assignee: Fujian Huahang Construction Group Co ltd
Priority date: 2023-02-21
Filing date: 2023-02-21
Publication date: 2023-06-09
Anticipated expiration: 2033-02-21

Abstract

The utility model provides a construction's technical field has improved the unstable problem of scalable rail guard structure of current stair, discloses a building stair safety protection structure, including stand and with stand articulated telescopic link, the end connection of telescopic link has the locking mechanical system who is used for locking telescopic link and stand pivoted, and the telescopic link includes outer pole, interior pole and adapter sleeve, interior pole sliding connection in outer pole, and the adapter sleeve is all through threaded connection with outer pole and interior pole, is close to on the interior pole the end connection of adapter sleeve has fixed cover. The telescopic rod locking mechanism can be arranged on stairs with different inclinations, and the locking mechanism can fix the adjusting angles of the upright post and the telescopic rod, so that the stability of the hinged position of the telescopic rod and the upright post is improved; the inner rod and the outer rod are mutually sleeved and are in limit locking through the connecting sleeve threaded connection and the fixing sleeve, so that the stability of the structure is improved, and the safety of the telescopic building stair protection structure is improved.

Description

Building stair safety protection structure

Technical Field

The application relates to the technical field of building construction, in particular to a safety protection structure for building stairs.

Background

Although elevators and escalators have become the main vertical means of transportation with the development of science and technology, stairways must be reserved as necessary safe escape routes and alternate means of passage. In the process of building construction, the building needs to go up and down through stairs inside the building, and in order to ensure the safety of constructors and pedestrians, protection structures are often required to be installed on two sides of the stairs.

The stair safety protection structure, namely the guard rail, is generally welded together directly, the inclination angle and the length of the guard rail are fixed, and the guard rail cannot be used in a plurality of ranges, so that certain waste is caused; and the guard rail with a fixed structure can cause inconvenient transportation due to overlarge volume. The existing general stair rail guard comprises two vertical rods which are fixed at the lowest level and the highest level of a stair respectively through bolts, a telescopic rod is hinged between the two vertical rods, the telescopic rod comprises a telescopic outer rod and a telescopic inner rod which is movably connected in the telescopic outer rod, a limiting pin is movably connected to the inner side of the telescopic outer rod, an annular spring is connected to the outer side of the limiting pin, and limiting grooves which are arranged at equal distances are formed in the outer side of the telescopic inner rod.

The above-mentioned related art can reach the regulation of flexible interior pole length through the cooperation of spacer pin and different position spacing groove, but wears to establish the spacing groove through the spring drive spacer pin and carry out the structure of connecting very unstable, has improved the potential safety hazard on the contrary, and its telescopic link does not have reinforced structure with the articulated department of guard bar moreover, and is likewise very unstable, easy not hard up.

Disclosure of Invention

In order to improve the defect that the telescopic guard rail structure of the existing stair is unstable, the application provides a building stair safety protection structure.

The application provides a building stair safety protection structure adopts following technical scheme:

the utility model provides a building stair safety protection structure, includes the stand and with stand articulated telescopic link, the end connection of telescopic link have be used for locking the telescopic link with stand pivoted locking mechanical system, the telescopic link includes outer pole, interior pole and adapter sleeve, interior pole sliding connection in the outer pole, the adapter sleeve including being used for threaded connection the first connecting portion of outer pole and being used for threaded connection the second connecting portion of interior pole, be close to on the interior pole the end connection of adapter sleeve has fixed cover.

By adopting the technical scheme, the telescopic rod is hinged with the upright post, so that the angle can be adjusted to be installed on stairs with different inclinations, and then the upright post and the telescopic rod are further fixed through the locking mechanism, so that the stability of the hinged position of the telescopic rod and the upright post is improved; the inner rod and the outer rod are mutually sleeved and are in limit locking through the connecting sleeve threaded connection and the fixing sleeve, so that the telescopic stair guardrail is formed, the safety of a telescopic building stair protection structure is improved, and a plurality of telescopic rods can be arranged between two upright posts positioned on one side of the stair.

Optionally, a plurality of through holes are formed in the fixing sleeve, and threaded holes corresponding to the through holes are formed in the inner rod in a manner of being arrayed along the length direction.

Through adopting above-mentioned technical scheme, through the adapter sleeve connection after interior pole and outer pole have adjusted relative position, then be close to the fixed cover of one end connection of adapter sleeve on interior pole, can restrict the adapter sleeve and break away from outer pole and interior pole, further improve the stability of telescopic link structure, and then guaranteed the security.

Optionally, the first connecting portion cover is located the tip of outer pole, the internal surface of first connecting portion is equipped with first screw thread, the surface of outer pole be provided with the second screw thread of first screw thread cooperation connection, the second connecting portion cover is located the tip of inner rod, the internal surface of second connecting portion is equipped with the third screw thread, the surface of outer pole be provided with the fourth screw thread of third screw thread cooperation connection.

Through adopting above-mentioned technical scheme, outer pole and interior pole are located to the cover respectively at the adapter sleeve both ends, before the installation regulation telescopic link, can earlier revolve the adapter sleeve on the interior pole to the position of keeping away from outer pole, and the different positions of interior pole to outer pole of sliding again, then make outer pole and interior pole fixed connection to the direction rotation that the adapter sleeve was close to outer pole, so simple to operate and installation effectiveness are high.

Optionally, the inner rod is arranged at two ends of the outer rod and penetrates through the two ends of the outer rod respectively, one end, away from the outer rod, of the inner rod is provided with a hinge part, a rotating hole is formed in the hinge part, and a rotating shaft penetrating through the rotating hole is connected to the upright post.

Through adopting above-mentioned technical scheme, the articulated mode of telescopic link and stand is specifically through the pivoted hole and the axis of rotation cooperation connection on the interior pole to realize different turned angle, with the stair of adaptation different inclinations.

Optionally, the locking mechanical system includes bracing piece and locking piece, the bracing piece articulated in the one end that the interior pole kept away from the outer pole, the locking piece articulated with the bracing piece is kept away from the one end of outer pole, the locking piece is fixed in through lock nut on the stand not high position.

Through adopting above-mentioned technical scheme, the both ends of bracing piece articulate respectively on interior pole and locking piece, and the locking piece can be fixed on the not co-altitude position of stand, keeps off when telescopic link and stand adjust different angles, and the bracing piece can both support both, consolidates telescopic link and stand's connection stability to improve scalable building stair protective structure's security.

Optionally, a sliding groove for sliding the locking block is formed in the upright post, and the sliding groove is vertically arranged.

Through adopting above-mentioned technical scheme, the concrete connected mode of locking piece and stand is sliding connection, has improved building stair protective structure's wholeness, makes things convenient for the workman to install and carry, adjusts more conveniently moreover.

Optionally, two support rods are arranged along the vertical direction, and the two support rods are oppositely arranged at two sides of the end part of the inner rod.

Through adopting above-mentioned technical scheme, all be provided with the bracing piece in the upper and lower both sides of two interior pole tip, can further improve telescopic link and stand connection structure's stability.

Optionally, a gasket is arranged between the outer rod and the connecting sleeve, one surface of the gasket is abutted to the end surface of the outer rod, and the other surface of the gasket is abutted to the inner wall of the connecting sleeve.

Through adopting above-mentioned technical scheme, the gasket can make the adapter sleeve inseparabler with the connection of outer pole.

In summary, the present application includes at least one of the following beneficial effects:

1. the telescopic rod is hinged with the upright post, so that the telescopic rod can adapt to the adjustment angle to be installed on stairs with different inclinations, the upright post and the telescopic rod are further fixed through the locking mechanism, and the stability of the hinged position of the telescopic rod and the upright post can be improved, so that the safety of the telescopic building stair protection structure is improved;

2. the telescopic rod is formed by mutually sleeving the inner rod and the outer rod, and is in threaded connection through the connecting sleeve and limited and locked by the fixing sleeve, so that the structural stability of the telescopic rod can be improved, and the safety of the telescopic building stair protection structure is further improved;

3. the outer rod and the inner rod are connected through the rotary connecting sleeve, so that the stair safety guard rail is more convenient to install and high in installation efficiency;

4. when the workman needs to carry stair safety rail guard, can adjust the telescopic link to shortest length, convenient transport.

Drawings

FIG. 1 is a schematic view of a building ladder safety structure in an embodiment of the present application;

FIG. 2 is a cross-sectional view of a connecting structure of a telescopic rod and a column portion in an embodiment of the present application;

fig. 3 is an enlarged view at a in fig. 1.

Reference numerals illustrate: 1. a column; 11. a rotating shaft; 12. a sliding groove; 2. a telescopic rod; 3. a locking mechanism; 31. a support rod; 32. a locking block; 33. a lock nut; 4. an outer rod; 5. an inner rod; 51. a threaded hole; 52. a hinge part; 53. a rotation hole; 6. connecting sleeves; 61. a first connection portion; 62. a second connecting portion; 7. a fixed sleeve; 71. a through hole; 8. a gasket; 9. and a cushion pad.

Detailed Description

The present application is described in further detail below in conjunction with figures 1-3.

Referring to fig. 1, the embodiment of the application discloses a building stair safety protection structure, including stand 1 and with stand 1 articulated telescopic link 2, telescopic link 2 is articulated with stand 1, so adaptable angle of adjustment in order to install on the stair of different inclinations, can install this stair safety protection structure on the stair of different length through adjusting telescopic length pole.

Referring to fig. 2, in order to improve stability of the telescopic structure of the telescopic rod 2, the telescopic rod 2 includes an outer rod 4 and an inner rod 5, and the outer rod 4 may be directly sleeved on the inner rod 5 and connected with threads. But it is inconvenient to directly rotate the inner rod 5 or the outer rod 4, in order to facilitate installation and improve installation efficiency, this embodiment adopts the mode that the inner rod 5 is slidingly connected in the outer rod 4 and fixedly connects two rods through the connecting sleeve 6, the connecting sleeve 6 includes a first connecting portion 61 for threaded connection with the outer rod 4 and a second connecting portion 62 for threaded connection with the inner rod 5, the end portion of the outer rod 4 is sleeved with the first connecting portion 61, the inner surface of the first connecting portion 61 is provided with a first thread, the outer surface of the outer rod 4 is provided with a second thread connected with the first thread in a matching manner, the end portion of the inner rod 5 is sleeved with the second connecting portion 62, the inner surface of the second connecting portion 62 is provided with a third thread, and the outer surface of the outer rod 4 is provided with a fourth thread connected with the third thread in a matching manner, wherein the second thread on the outer rod 4 only needs to be arranged on the end surface, and the fourth thread on the inner rod 5 needs to be arranged on the whole outer rod 4 surface. In addition, be provided with gasket 8 between outer pole 4 and the adapter sleeve 6, gasket 8 one side butt is on the terminal surface of outer pole 4, another side butt is on the inner wall of adapter sleeve 6, and gasket 8 can make the adapter sleeve 6 more inseparable with the connection of outer pole 4.

Referring to fig. 2, in order to further improve the stability of the structure of the telescopic rod 2, the end portion of the inner rod 5, which is close to the connecting sleeve 6, is connected with a fixing sleeve 7, and the end surface of the fixing sleeve 7 may directly abut against the end surface of the connecting sleeve 6, or a buffer pad 9 may be disposed between the fixing sleeve 7 and the connecting sleeve 6. The fixed sleeve 7 is provided with a plurality of through holes 71, the inner rod 5 is provided with threaded holes 51 corresponding to the through holes 71 in a arrayed mode along the length direction, bolts sequentially penetrate through the through holes 71 and the threaded holes 51 to connect the fixed sleeve 7 to the inner rod 5, and the fixed sleeve 7 can reduce the possibility that the connecting sleeve 6 is separated from the outer rod 4 and the inner rod 5.

Referring to fig. 1 and 2, one inner rod 5 and one outer rod 4 of one telescopic rod 2 may be provided, respectively, and the other two ends of the inner rod 5 and the outer rod 4 connected to each other are connected to the upright 1, respectively. In this embodiment, the number of the inner rods 5 is preferably two and the two inner rods are respectively arranged at two ends of the outer rod 4 in a penetrating manner, one end, far away from the outer rod 4, of the inner rod 5 is provided with a hinge part 52, a rotating hole 53 is formed in the hinge part 52, and the upright post 1 is connected with a rotating shaft 11 penetrating through the rotating hole 53; the hinge part 52 can also be directly arranged in a sphere or a cylinder, the upright post 1 is provided with a sphere groove, and the hinge part 52 is directly embedded in the sphere groove.

Referring to fig. 3, in order to improve stability of the hinge between the telescopic rod 2 and the upright 1, the end portion of the telescopic rod 2 is connected with a locking mechanism 3 for locking the telescopic rod 2 and the upright 1, the locking mechanism 3 includes a supporting rod 31 and a locking block 32, the supporting rod 31 may be disposed on two sides of the end portion of the inner rod 5 along the vertical direction, the supporting rod 31 is hinged to one end of the inner rod 5 far away from the outer rod 4, the locking block 32 is hinged to one end of the supporting rod 31 far away from the outer rod 4, a sliding groove 12 for sliding the locking block 32 is formed in the upright 1, the sliding groove 12 is disposed vertically, and the locking block 32 is abutted to the upright 1 through a locking nut 33 so as to fix the locking block 32 on positions of different heights of the upright 1.

The implementation principle of the safety protection structure for the building stairs is as follows:

before the stair safety protection structure is installed, the connecting sleeve 6 on the inner rod 5 is firstly screwed to a position far away from the outer rod 4, the locking block 32 is unscrewed, at the moment, the length and the angle of the telescopic rod 2 can be adjusted, so that the two upright posts 1 are fixedly installed on steps of the stair, and then the locking nut 33 is screwed to fix the locking block 32 on the upright posts 1, so that stable connection of the telescopic rod 2 and the upright posts 1 is realized; the connecting sleeve 6 is rotated in the direction approaching to the outer rod 4, so that the outer rod 4 is fixedly connected with the inner rod 5, and the sliding fixing sleeve 7 is abutted with the connecting sleeve 6 and then locked and fixed through a bolt. So can improve stair protective structure's stability, improve the security.

The foregoing are all preferred embodiments of the present application, and are not intended to limit the scope of the present application in any way, therefore: all equivalent changes in structure, shape and principle of this application should be covered in the protection scope of this application.

Claims

1. The utility model provides a building stair safety protection structure which characterized in that: including stand (1) and with stand (1) articulated telescopic link (2), the end connection of telescopic link (2) has and is used for locking telescopic link (2) with stand (1) pivoted locking mechanical system (3), telescopic link (2) include outer pole (4), interior pole (5) and adapter sleeve (6), interior pole (5) sliding connection in outer pole (4), adapter sleeve (6) including be used for threaded connection first connecting portion (61) of outer pole (4) and be used for threaded connection second connecting portion (62) of interior pole (5), be close to on interior pole (5) end connection of adapter sleeve (6) has fixed cover (7).

2. A building stairway safety structure according to claim 1, characterised in that: the fixing sleeve (7) is provided with a plurality of through holes (71), and the inner rod (5) is provided with threaded holes (51) corresponding to the through holes (71) in a arrayed mode along the length direction.

3. A building stairway safety structure according to claim 1, characterised in that: the first connecting portion (61) is sleeved on the end portion of the outer rod (4), first threads are arranged on the inner surface of the first connecting portion (61), second threads connected with the first threads in a matched mode are arranged on the outer surface of the outer rod (4), the second connecting portion (62) is sleeved on the end portion of the inner rod (5), third threads are arranged on the inner surface of the second connecting portion (62), and fourth threads connected with the third threads in a matched mode are arranged on the outer surface of the outer rod (4).

4. A building stairway safety structure according to claim 1, characterised in that: the two inner rods (5) are respectively arranged at two ends of the outer rod (4), one end, far away from the outer rod (4), of each inner rod (5) is provided with a hinge part (52), each hinge part (52) is provided with a rotating hole (53), and the upright post (1) is connected with a rotating shaft (11) penetrating through the corresponding rotating hole (53).

5. A building stairway safety structure according to claim 1, characterised in that: the locking mechanism (3) comprises a supporting rod (31) and a locking block (32), wherein the supporting rod (31) is hinged to one end, away from the outer rod (4), of the inner rod (5), the locking block (32) is hinged to one end, away from the outer rod (4), of the supporting rod (31), and the locking block (32) is fixed to positions of different heights of the upright (1) through locking nuts (33).

6. The building stairway safety protection structure according to claim 5, wherein: the upright post (1) is provided with a sliding groove (12) for the locking block (32) to slide, and the sliding groove (12) is vertically arranged.

7. The building stairway safety protection structure according to claim 6, wherein: the two support rods (31) are arranged in the vertical direction, and the two support rods (31) are oppositely arranged at two sides of the end part of the inner rod (5).

8. A building stairway safety structure according to claim 1, characterised in that: a gasket (8) is arranged between the outer rod (4) and the connecting sleeve (6), one surface of the gasket (8) is abutted to the end face of the outer rod (4), and the other surface of the gasket is abutted to the inner wall of the connecting sleeve (6).