CN210276664U

CN210276664U - Adjustable prefabricated staircase show shelf

Info

Publication number: CN210276664U
Application number: CN201920745854.0U
Authority: CN
Inventors: 张剑; 谭新明; 龙坪峰; 李志宏; 马超甫
Original assignee: Hunan Yuanda Construction Engineering Co ltd
Current assignee: Hunan Yuanda Construction Engineering Co ltd
Priority date: 2019-05-23
Filing date: 2019-05-23
Publication date: 2020-04-10
Anticipated expiration: 2029-05-23

Abstract

The utility model relates to an adjustable prefabricated staircase show shelf, including length-adjustable's base, the one end of base is equipped with the locating part that upwards extends, and the other end of base is fixed with the support that upwards extends, the height-adjustable of support, the top of support is equipped with and is used for bearing the carrier of prefabricated staircase upper end bottom surface. The utility model discloses a prefabricated staircase show shelf application scope is wide, but reuse can practice thrift the cost, has certain economic benefits.

Description

Adjustable prefabricated staircase show shelf

Technical Field

The utility model relates to an adjustable prefabricated staircase show shelf.

Background

The prefabricated staircase is used as a prefabricated concrete member, and after the prefabricated staircase is produced in a factory, a sample plate can be assembled and displayed in a display area of the factory or a construction site. The conventional prefabricated staircase display rack is an object with fixed specification and size, has fixed size and strong pertinence, is poor in applicability, and is not applicable any more when the specification of a stair section is greatly changed, so that the conventional prefabricated staircase display rack needs to be manufactured again, and additional processes and cost are increased; in addition, conventional prefabricated staircase show shelves often are integrated structures, and under the non-use state, often need occupy great space.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to prior art not enough, provide an adjustable prefabricated staircase show shelf to promote the application scope of prefabricated staircase show shelf, be suitable for the show of the prefabricated staircase of different size specifications.

In order to solve the technical problem, the utility model discloses a technical scheme does:

the utility model provides an adjustable prefabricated staircase show shelf, includes length-adjustable's base, and the one end of base is fixed with the support, the height-adjustable of support, the top of support is equipped with the carrier who is used for supporting prefabricated staircase upper end bottom surface. Preferably, the other end of the base is provided with a limiting member extending upwards.

So, the locating part can be used to restrict the translation of prefabricated staircase bottom, through the length of adjusting the base, the height of support, can be so that prefabricated staircase show shelf is applicable to the show of the prefabricated staircase of unidimensional not.

Furthermore, the base includes two piece at least first longerons that extend along the horizontal plane, and the one end of each first longeron is connected with the second longeron the same with this first longeron extending direction through first connecting piece, is equipped with a plurality of first regulation holes that distribute along first longeron length direction on the first longeron, is equipped with a plurality of second regulation holes that distribute along second longeron length direction on the second longeron, be equipped with on the first connecting piece with the longeron on the first locating hole of regulation hole complex. Therefore, the first connecting piece and the longitudinal beam can be detachably fixed through fasteners such as bolts and the like, and the first longitudinal beam and the second longitudinal beam are relatively fixed; when the length of the base is adjusted, the relative position between the first longitudinal beam and the second longitudinal beam can be adjusted to a target position, and then the first longitudinal beam and the second longitudinal beam are fixed relatively by the connecting piece.

In order to improve the integrity of the base, the other ends of the first longitudinal beams are connected through a first cross beam; and the second longitudinal beams are connected through second cross beams.

Furthermore, the longitudinal beam is made of hollow square steel, and a plurality of adjusting holes are formed in the inner side surface and the outer side surface of the longitudinal beam; on every side, the regulation hole divide into two rows at least, sets up two rows at least regulation holes, can promote the joint strength between longeron and the connecting piece, guarantees the structural strength of prefabricated staircase show shelf.

Furthermore, the first connecting piece is a U-shaped groove-shaped piece matched with the longitudinal beam, the first positioning hole is formed in the side face of the first connecting piece, and therefore the first connecting piece is sleeved on the longitudinal beam to cross over the first longitudinal beam and the second longitudinal beam, and the connecting strength of the connecting part is guaranteed.

Furthermore, the support comprises at least two first support columns extending upwards, the top end of each first support column is connected with a second support column which is the same as the extending direction of the first support column through a second connecting piece, a plurality of third adjusting holes are formed in the first support column, a plurality of fourth adjusting holes are formed in the second support column, and second positioning holes matched with the adjusting holes in the support columns are formed in the second connecting piece. So, the fastener such as second connecting piece accessible bolt realizes dismantling fixedly with the pillar, and then realizes the relative fixed between first pillar and the second pillar.

Furthermore, the support column is made of hollow square steel, and at least two side surfaces of the support column are provided with a plurality of adjusting holes; on every side, the regulation hole divide into two rows at least, promotes joint strength, guarantees prefabricated staircase show shelf's structural strength.

Furthermore, the second connecting piece is a U-shaped groove-shaped piece matched with the support column, and the second positioning hole is formed in the side face of the second connecting piece, so that the second connecting piece can be sleeved on the support column to bridge the first support column and the second support column, and the connecting strength of the connecting part is guaranteed.

Furthermore, each second pillar is connected through a third cross beam, the integrity of the support is improved, and the structural strength is further improved.

Furthermore, a plurality of inclined supports are arranged between the support and the base, so that the structural strength is further improved.

Furthermore, the bearing piece is a supporting roller, so that the upper end of the prefabricated staircase can be supported by a horizontal bottom surface, the upper end of the prefabricated staircase can be supported by an inclined bottom surface (the upper end of the prefabricated staircase is inclined relative to the horizontal plane when being manufactured, the upper end of the prefabricated staircase is flat when being manufactured, but the length of the display rack is not enough, and the bearing roller can only contact the inclined plane), and the application surface of the prefabricated staircase display rack is further improved.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. the utility model discloses a prefabricated staircase show shelf suitability is strong, is applicable to the prefabricated staircase of different specifications.

2. The utility model discloses a prefabricated staircase frame can used repeatedly, practices thrift the cost, has certain economic benefits.

Drawings

Fig. 1 is a perspective view of the adjustable prefabricated staircase display stand according to the first embodiment of the present invention in an applied state.

Fig. 2 is an axial view of the adjustable prefabricated staircase display stand according to the first embodiment of the present invention.

Fig. 3 is a front view of the adjustable prefabricated staircase display stand according to the first embodiment of the present invention.

Fig. 4 is a top view of the adjustable prefabricated staircase display stand according to the first embodiment of the present invention.

Fig. 5 is an exploded view of the adjustable prefabricated staircase display stand according to the first embodiment of the present invention.

Detailed Description

The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments. It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict. For convenience of description, the words "upper", "lower", "left" and "right" in the following description are used only to indicate the correspondence between the upper, lower, left and right directions of the drawings themselves, and do not limit the structure.

The utility model provides an adjustable prefabricated staircase show shelf, includes length-adjustable's base, and the one end of base is equipped with the locating part 9 that upwards extends, and the other end of base is fixed with the support that upwards extends, the height-adjustable of support, the top of support is equipped with and is used for supporting prefabricated staircase 13 upper end bottom surface holds carrier 5.

The base includes two first longerons 1 that are parallel to each other and extend along the horizontal plane, and the one end of each first longeron is connected with the second longeron 2 the same with this first longeron extending direction through first connecting piece 11, is equipped with a plurality of first regulation holes 10 on the first longeron, is equipped with a plurality of second regulation holes 14 on the second longeron, be equipped with on the first connecting piece 11 with the longeron on regulation hole complex first locating hole 15.

The limiting part is a limiting column and is arranged at one end, far away from the second longitudinal beam, of the first longitudinal beam.

The other end of each first longitudinal beam is connected through a first cross beam 16; the second longitudinal beams are connected through a second cross beam 6.

The longitudinal beam is made of hollow square steel, and a plurality of adjusting holes are formed in the inner side surface and the outer side surface of the longitudinal beam; on each side surface, the adjusting holes are divided into two rows with different heights, and optionally, the arrangement directions of the two rows of adjusting holes are mutually parallel.

The first connecting piece is a U-shaped groove-shaped piece matched with the longitudinal beam, and the first positioning hole is formed in the side face of the first connecting piece.

The support comprises two first supporting columns 3 extending upwards, the top ends of the first supporting columns are connected with second supporting columns 4 which are the same as the extending direction of the first supporting columns through second connecting pieces 17, a plurality of third adjusting holes 19 are formed in the first supporting columns, a plurality of fourth adjusting holes 18 are formed in the second supporting columns, and second positioning holes 20 matched with the adjusting holes in the supporting columns are formed in the second connecting pieces. The bottom of first pillar welds on the right side end of second longeron, and with corresponding second longeron mutually perpendicular, is equipped with bearing diagonal 8 between first pillar and this second longeron. The right side ends of the two second longitudinal beams are connected through a fourth cross beam 12

The support is made of hollow square steel, and at least two side surfaces of the support are provided with a plurality of adjusting holes; on each side, the adjusting holes are divided into two rows, and each row of adjusting holes extends along the vertical direction. The second connecting piece is a U-shaped groove-shaped piece matched with the strut, and the second positioning hole is formed in the side face of the second connecting piece.

The second struts are connected by a third cross member 7.

The bearing piece is a supporting roller.

The corresponding positions of the first connecting piece and the adjusting hole at the splicing position of the first longitudinal beam and the second longitudinal beam can adapt to the change of the tread depth of the prefabricated staircase, namely the change of the transverse length of the prefabricated staircase; through the corresponding position of adjusting first pillar and second pillar concatenation department second connecting piece and regulation hole, can adapt to the change of prefabricated staircase step height, adapt to the change of prefabricated staircase vertical height promptly. The underframe is used as the lower support of the prefabricated staircase and limits the staircase to generate displacement through the limiting columns. And the bearing carrier roller on the bracket is used as the upper support of the prefabricated staircase.

The above-mentioned embodiments are illustrative and should not be construed as limiting the scope of the invention, which is defined by the appended claims, and all modifications of the equivalent forms of the present invention which are obvious to those skilled in the art after reading the present invention.

Claims

1. The adjustable prefabricated staircase display stand is characterized by comprising a base with adjustable length, wherein one end of the base is fixed with a support, the height of the support is adjustable, and the top of the support is provided with a bearing piece (5) for bearing the bottom surface of the upper end of a prefabricated staircase (13).

2. Adjustable prefabricated staircase display according to claim 1, characterised in that the other end of the base is provided with an upwardly extending stop (9).

3. The adjustable prefabricated staircase display stand according to claim 1, characterized in that the base comprises at least two first longitudinal beams (1) extending along a horizontal plane, one end of each first longitudinal beam is connected with a second longitudinal beam (2) extending in the same direction as the first longitudinal beam through a first connecting member (11), the first longitudinal beam is provided with a plurality of first adjusting holes (10), the second longitudinal beam is provided with a plurality of second adjusting holes (14), and the first connecting member (11) is provided with a first positioning hole (15) matched with the adjusting holes on the longitudinal beams.

4. Adjustable prefabricated staircase display according to claim 3, characterised in that the other end of each first longitudinal beam is connected by a first cross beam (16); the second longitudinal beams are connected through a second cross beam (6).

5. The adjustable prefabricated staircase display stand of claim 3, wherein the longitudinal beams are made of hollow square steel, and the inner side and the outer side of the longitudinal beams are provided with a plurality of adjustment holes; on each side, the adjusting holes are divided into at least two rows.

6. The adjustable prefabricated staircase display stand of claim 3, wherein the first connecting member is a U-shaped channel member matching the longitudinal beam, and the first positioning hole is provided on a side surface of the first connecting member.

7. The adjustable prefabricated staircase display stand of claim 1, wherein said support frame comprises at least two first support posts (3) extending upwards, each first support post having a top end connected to a second support post (4) extending in the same direction as the first support post by a second connecting member (17), said first support post having a plurality of third adjusting holes (19), said second support post having a plurality of fourth adjusting holes (18), said second connecting member having second positioning holes (20) cooperating with the adjusting holes of the support posts.

8. The adjustable prefabricated staircase display of claim 7, wherein the post is made of hollow square steel, at least two sides of the post being provided with a plurality of adjustment holes; on each side, the adjusting holes are divided into at least two rows.

9. The adjustable prefabricated staircase display of claim 7, wherein said second attachment member is a U-shaped channel member that mates with the post, said second alignment hole being located on a side of the second attachment member.

10. The adjustable prefabricated staircase display of any of claims 1-9, wherein the bearings are support rollers.