CN217232226U

CN217232226U - Light-duty gallows system

Info

Publication number: CN217232226U
Application number: CN202121382249.5U
Authority: CN
Inventors: 朱远周
Original assignee: Ankemei Shandong Construction Technology Co ltd
Current assignee: Ankemei Shandong Construction Technology Co ltd
Priority date: 2021-06-21
Filing date: 2021-06-21
Publication date: 2022-08-19
Anticipated expiration: 2031-06-21

Abstract

The utility model discloses a light-duty supporting and hanging frame system, which comprises a channel steel and a base matched with the channel steel, wherein the base consists of a U-shaped base and an ear plate, the upper end surface of the U-shaped base is provided with a plurality of fixing holes, the distance between the fixing holes is not fixedly arranged, the side end surface of the U-shaped base is provided with a plurality of first waist holes, and the length of the first waist holes is greater than the diameter of the fixing holes; through the arrangement of the fixing hole in the upper end face of the U-shaped base and the second waist hole in the side end face, the problem that an upper end face bolt and a side end face bolt interfere with each other can be effectively solved, the base and the upper end face and the side face of channel steel can be fixed simultaneously, and the connection strength of the base and the channel steel is improved. Simultaneously through the unset setting of interval between a plurality of fixed orificess, realize that channel-section steel and base can freely adjust certain relative displacement to compensate the elevation error that uneven, design deviation etc. of floor brought, improve the accuracy of channel-section steel installation.

Description

Light-duty gallows system

Technical Field

The utility model belongs to building connection spare field relates to a light-duty gallows system.

Background

The channel steel is a long steel bar with a groove-shaped section, belongs to carbon structural steel for construction and machinery, and is a steel bar with a complex section, and the section of the channel steel is in a groove shape. When the channel steel is used as a building material and a framework of various hoisting parts, various connecting bases are generally required to be correspondingly designed for connecting the channel steel. The channel steel is inserted into the connecting base and locked by the bolts, and the bolts are locked with the base through the upper end face and the side face of the channel steel. Nevertheless the design of current connecting seat, side-mounting hole and top surface mounting hole are circularly, and set up the rigidity, lead to the bolt at the in-process of locking, and the fixed bolt of up end can lead to the fact with the fixed bolt of side to interfere, and unable up end bolt and the side bolt of installing simultaneously leads to the joint strength of channel-section steel and connecting seat lower, and bearing strength greatly reduced.

SUMMERY OF THE UTILITY MODEL

In order to solve the lower difficult problem of joint strength of channel-section steel and connecting seat, the utility model provides a light-duty gallows system through the fixed orifices of U type base up end and the setting in side end face second waist hole, can effectively solve up end bolt and side end face bolt mutual interference's problem, guarantees that base and channel-section steel up end can be fixed simultaneously with the side, improves the joint strength of base and channel-section steel.

The utility model aims at providing a light-duty gallows system has adopted following technical scheme: a light support and hanger system comprises channel steel and a base matched with the channel steel, wherein the base consists of a U-shaped base and an ear plate;

a plurality of fixing holes are formed in the upper end face of the U-shaped base;

the distance between the plurality of fixing holes is not fixedly arranged;

a plurality of first waist holes are formed in the side end face of the U-shaped base;

the length of the first waist hole is larger than the diameter of the fixing hole.

Preferably, the plurality of fixing holes are all located at the center of the upper end face and are arranged along the length direction of the upper end face.

In a preferred embodiment of the method of the invention,

the plurality of fixing holes are respectively a first fixing hole, a second fixing hole, … and an nth fixing hole, and n is a positive integer;

the first fixing hole is arranged on one side, close to the ear plate, of the upper end face, and the nth fixing hole is arranged on one side, far away from the ear plate, of the upper end face;

the second fixing hole to the nth fixing hole are arranged in an equal pitch, and the pitch is larger than the pitch between the first fixing hole and the second fixing hole.

Preferably, a channel steel round hole and a channel steel waist hole are formed in the channel steel, the channel steel round hole is matched with the fixing hole, and the channel steel waist hole is matched with the first waist hole. In a preferred embodiment of the method of the invention,

the hole distance between the first fixing hole and the second fixing hole is 3/5 times of the hole distance of the channel steel;

the hole distances between the second fixing hole and the third fixing hole, between the third fixing hole and the fourth fixing hole, between the … and between the n-1 th fixing hole and the nth fixing hole are the same and are 4/5 times of the distance between the channel steel holes.

Preferably, the U-shaped base has two sets of side end faces symmetrically arranged, and each side end face is provided with a plurality of first waist holes.

Preferably, each first waist hole is formed along the length direction of the side end face of the U-shaped base, and the length of each first waist hole is greater than the width of each first waist hole.

Preferably, the otic placode is provided with two sets ofly, two sets of the otic placode symmetry sets up in the both sides of U type base, and every group otic placode is fixed connection with the side of U frame.

Preferably, each group of ear plates is provided with a second waist hole;

the length of the second waist hole is larger than the width of the second waist hole.

Preferably, two second waist holes are vertically arranged: one of them the long limit of second waist hole sets up with the otic placode long limit parallel, another the long limit of second waist hole sets up with the otic placode long limit is perpendicular.

The utility model discloses can bring following beneficial effect:

1) the utility model discloses the device realizes that the base can have a plurality of mounting points with the channel-section steel through the setting of a plurality of fixed orificess of U type base up end, the base and channel-section steel fixed connection of being convenient for.

2) The utility model discloses the method realizes that channel-section steel and base can freely adjust certain relative displacement through the unset setting of interval between a plurality of fixed orificess to compensate the elevation error that uneven, design deviation etc. of floor brought, improve the accuracy of channel-section steel installation.

3) The utility model discloses a first waist hole setting of U type base side end face, the bolt position in the fixed orifices is confirmed the back, and the bolt in first waist hole can slide along length direction, avoids the bolt in the fixed orifices, realizes that base and channel-section steel up end are fixed with the side end face in the time, improves the installation intensity.

Drawings

The above features, technical features, advantages and modes of realisation of the present invention will be further described in the following detailed description of preferred embodiments thereof, which is to be read in conjunction with the accompanying drawings.

FIG. 1 is a schematic structural view of a light support and hanger system of the present invention;

FIG. 2 is a schematic structural view of the base of the light-weight support and hanger system of the present invention;

fig. 3 is a schematic structural view of the upper end surface of the U-shaped base of the light support and hanger system of the present invention;

FIG. 4 is a schematic side end view of the U-shaped base of the light support and hanger system of the present invention;

FIG. 5 is a schematic structural view of the ear plate of the light support and hanger system of the present invention;

FIG. 6 is a schematic view of the construction of the FQ-20L channel;

FIG. 7 is a schematic view of the construction of the FQ-27L channel;

FIG. 8 is a schematic view of the construction of the FQ-40L channel.

The reference numbers illustrate:

1-a base, 11-an upper end face, 111-a fixing hole, 12-a side end face, 121-a first waist hole, 13-an ear plate and 131-a second waist hole; 2-channel steel, 21-channel steel round holes and 22-channel steel long holes.

Detailed Description

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the following description will refer to the accompanying drawings to describe specific embodiments of the present invention. It is obvious that the drawings in the following description are only examples of the invention, and that for a person skilled in the art, other drawings and embodiments can be derived from them without inventive effort.

For the sake of simplicity, only the parts relevant to the present invention are schematically shown in the drawings, and they do not represent the actual structure as a product.

As shown in figure 1, the light support and hanger system comprises a channel steel 2 and a base 1 matched with the channel steel 2, wherein the channel steel 2 is fixedly matched with the base 1 through bolts.

The base 1 comprises a U-shaped base and an ear plate 13, and the U-shaped base and the ear plate 13 are manufactured through an integrated forming process.

A plurality of fixing holes 111 are formed in the upper end face 11 of the U-shaped base, and the fixing holes 111 are used for installing bolts. The centers of the plurality of fixing holes 111 are in a straight line and located at the center of the upper end surface 11, that is, the plurality of fixing holes 111 are arranged along the long side direction of the upper end surface 11.

The channel steel 2 is provided with a channel steel round hole 21 corresponding to the fixing hole 111, the channel steel round hole 21 and the fixing hole 111 are fastened after penetrating through a bolt, and the channel steel 2 is fixedly connected with the U-shaped frame upper end face 11.

The plurality of fixing holes 111 are respectively a first fixing hole, a second fixing hole … and an nth fixing hole (n is a positive integer), wherein the first fixing hole is disposed on a side of the upper end surface close to the ear plate, and the nth fixing hole is disposed on a side far away from the ear plate. The distance between the first fixing hole and the second fixing hole is 3/5 times of the distance between the round holes 21 of the channel steel; the distance between the second fixing hole and the third fixing hole, the distance between the third fixing hole and the fourth fixing hole, the distance between the … between the third fixing hole and the fourth fixing hole, the distance between the n-1 fixing hole and the nth fixing hole are the same and are 4/5 times of the distance between the 21 holes of the channel steel circular holes, and the distance between the holes is the distance between the centers of the circles of the two adjacent holes. The value of seting up position and n of first fixed orifices depends on with the length of up end 11 to guarantee that U type base can with the channel-section steel cooperation of stabilizing, and do not cause the material extravagant as the prerequisite.

For example, as shown in fig. 2, according to the diameter of the fixing bolt and the aperture of the channel steel 2, the diameter of the fixing hole 111 of the upper end surface 11 of the U-shaped base is determined to be 10mm, the distance between the round holes 21 of the channel steel is determined to be 25mm, and 4 fixing holes 111 are formed in the upper end surface. The first fixing hole, the second fixing hole, the third fixing hole and the fourth fixing hole are respectively formed, the first fixing hole is arranged on one side close to the ear plate 13, and the fourth fixing hole is arranged on one side farthest away from the ear plate. The pitch between the first fixing hole and the second fixing hole is 15mm, the pitch between the second fixing hole and the third fixing hole is 20mm, and the pitch between the third fixing hole and the fourth fixing hole is also 20 mm.

The channel steel 2 and the base 1 can be freely adjusted to have certain relative displacement through the fixing holes 111 with unfixed hole pitches, for example, for the arrangement mode of the fixing holes 111 shown in fig. 2, the hole pitch of the circular hole 21 of the channel steel is amm, and when the end face of the channel steel 2 is flush with the ear plate face of the base 1 (namely, the channel steel is completely inserted into the base), the channel steel is matched with the first fixing hole of the base; when the relative displacement of the channel steel is a/5mm, 2a/5mm and 3a/5mm, the connection can be realized by a fourth fixing hole, a third fixing hole and a second fixing hole respectively, and the fixing points of the channel steel 2 and the base 1 can be flexibly determined. Through the adjustment of the relative displacement of the channel steel 2 and the base 1, the elevation errors caused by the unevenness, the design deviation and the like of the floor slab can be compensated.

The U-shaped base has two sets of side end surfaces 12 symmetrically arranged, each side end surface 12 is provided with a plurality of first waist holes 121, the centers of the plurality of first waist holes 121 are all located on the same straight line, the plurality of first waist holes 121 are arranged at the center of the side end surface 12, and the plurality of first waist holes 121 are arranged at equal intervals. Each first waist hole 121 is opened along the length direction of the side end surface 12, that is, the long side of the first waist hole 121 is parallel to the long side of the side end surface 12.

The channel steel 2 is further provided with a channel steel long hole 22 matched with the first waist hole 121 for use, and the fixing bolt penetrates through the first waist hole 121 and the channel steel long hole 22 to realize the fixed connection of the channel steel 2 and the side end face 12 of the U-shaped base.

The width of the first waist hole 121 needs to be matched with the width of the opening on the side surface of the channel steel 2 and the diameter of the fixing bolt, and can be determined according to the diameter of the fixing bolt. The length of the first waist hole 121 is larger than the diameter of the fixing hole 111, and the width of the first waist hole 121 is the same as the diameter of the fixing hole 111, so that the fixing bolt can be adjusted in position along the length direction of the first waist hole 121, and interference with the bolt in the fixing hole 111 is avoided.

Illustratively, if the width-to-length ratio of the first waist hole 121 is 1: 3-4, and if the width of the first waist hole 121 is the same as the width of the fixing hole 111, the length position of the first waist hole 121 covers two adjacent fixing holes 111, and it is achieved that the bolt in the fixing hole 111 does not interfere with the bolt in the first waist hole 121. Specifically, after the bolt position in the fixing hole 111 is determined, the bolt in the first waist hole 121 can slide along the length direction, the bolt in the fixing hole 111 is avoided, and the base 1 is fixed to the side of the channel steel 2. The initial position of the first waist hole 121 and the distance between the two first waist holes 121 can be set according to the positions of the fixing holes 111, so that the first waist hole 121 can basically cover the two fixing holes 111, and meanwhile, the distance between the first waist holes 121 needs to ensure the strength of the side end face 12 of the U-shaped base.

The ear plates 13 are provided with two groups, the two groups of ear plates 13 are symmetrically arranged on two sides of the U-shaped base, and each group of ear plates 13 is fixedly connected with the side end face 12 of the U-shaped frame. The height of each group of ear plates 13 is the same as that of the side end surface 12 of the U-shaped base; each group of ear plates 13 is provided with a second waist hole 131, and each second waist hole 131 is positioned in the middle of the ear plate 13. The length of the second waist hole 131 is greater than the width of the second waist hole 131, the width of the second waist hole 131 is determined according to the diameter of the bolt used,

the bolt can pass through the second waist hole 131, and the diameter of the nut matched with the bolt is larger than the width of the second waist hole 131. The two second waist holes 131 are arranged at different positions on the ear plate 13, wherein the long side of one second waist hole 131 is parallel to the long side of the ear plate 13, and the long side of the other second waist hole 131 is perpendicular to the long side of the ear plate 13, so that the two second waist holes 131 are perpendicular to each other. By adopting the two sets of second waist holes 131 which are vertically arranged, the fixing bolt arranged in the second waist hole 131 can be finely adjusted left and right and up and down, the bolt can be finely adjusted left and right in the second waist hole 131 which is parallel to the long side of the ear plate 13, and can be finely adjusted up and down in the second waist hole 131 which is vertical to the long side of the ear plate 13.

The channel steel 2 is a building channel steel commonly used in the prior art, and is respectively an FQ-20L channel steel, an FQ-27L channel steel and an FQ-40L channel steel as shown in figures 6 to 8, the width of the U-shaped base corresponds to the width of the channel steel 2, the channel steel 2 can be clamped inside the U-shaped base, and the base 1 and the channel steel 2 can be conveniently fixed.

Adopt the utility model discloses a

base

1 and 2 complex light-duty gallows systems of channel-section steel can greatly reduce the weight of building connecting piece when improving installation strength. Compare with the equilateral angle steel of national standard GB/T706 regulation, under approximate size, the utility model discloses a light-duty gallows system weight is far less than angle steel weight, and the contrast result is as shown in table 1.

TABLE 1 weight loss comparison of light cradle system

It should be noted that the above embodiments can be freely combined as required, and further description of other combinations is omitted here. The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.

Claims

1. The utility model provides a light-duty gallows system, includes the channel-section steel and with channel-section steel matched with base, its characterized in that:

the base is composed of a U-shaped base and an ear plate;

the distance between the plurality of fixing holes is not fixedly arranged;

2. The light support and hanger system of claim 1, wherein:

the plurality of fixing holes are all located in the center of the upper end face and are arranged along the length direction of the upper end face.

3. The light support and hanger system of claim 1 wherein:

the second fixed orifices all adopt equal pitch-row setting to the nth fixed orifices, just pitch-row is greater than the pitch-row between first fixed orifices and the second fixed orifices.

4. The light support and hanger system of claim 3 wherein:

the channel steel is provided with a channel steel round hole and a channel steel waist hole, the channel steel round hole is matched with the fixing hole, and the channel steel waist hole is matched with the first waist hole.

5. The light support hanger system of claim 4, wherein:

the hole distance between the first fixing hole and the second fixing hole is 3/5 times of that between the channel steel holes;

6. The light support and hanger system of claim 1 wherein:

the U-shaped base is provided with two groups of side end faces which are symmetrically arranged, and each side end face is provided with a plurality of first waist holes.

7. The light support and hanger system of claim 1 or 6, wherein:

each first waist hole is formed along the length direction of the side end face of the U-shaped base, and the length of each first waist hole is larger than the width of each first waist hole.

8. The light support and hanger system of claim 1 wherein:

the ear plates are arranged in two groups, the ear plates are symmetrically arranged on two sides of the U-shaped base, and the ear plates of each group are manufactured by the integrated process of the side surfaces of the U-shaped base and the U-shaped frame.

9. The light support and hanger system of claim 1 or 8, wherein:

each group of ear plates is provided with a second waist hole;

10. The light support hanger system of claim 9 wherein:

two second waist hole vertical settings: one of them the long limit in second waist hole sets up with the otic placode long limit is parallel, another the long limit in second waist hole sets up with the otic placode long limit is perpendicular.