CN217000779U

CN217000779U - Adjustable construction platform of bracing formula

Info

Publication number: CN217000779U
Application number: CN202220474647.8U
Authority: CN
Inventors: 张连玉
Original assignee: Shandong Fangzheng Construction New Materials Co ltd
Current assignee: Shandong Fangzheng Construction New Materials Co ltd
Priority date: 2022-03-04
Filing date: 2022-03-04
Publication date: 2022-07-19
Anticipated expiration: 2032-03-04

Abstract

The utility model discloses an inclined strut type adjustable construction platform, relates to the technical field of constructional engineering, solves the problems of poor adaptability and difficult positioning of the existing elevator shaft construction platform, increases the adaptability of the construction platform, and adopts the following specific scheme: the device comprises a platform, vertical braces vertically arranged at the bottom of the platform, inclined braces connecting the vertical braces and the platform and transverse braces connecting the vertical braces and the inclined braces, wherein the top ends of the vertical braces and the inclined braces are oppositely arranged at two sides of the bottom of the platform; the platform, the vertical braces, the inclined braces and the transverse braces are all of telescopic structures, the platform is composed of an outer frame with a hollow middle part and an adjustable cross fixedly arranged at the hollow middle part of the outer frame, and a bottom plate is arranged on the upper part of the platform.

Description

Adjustable construction platform of bracing formula

Technical Field

The utility model relates to the technical field of constructional engineering, in particular to an inclined strut type adjustable construction platform.

Background

The statements herein merely provide background information related to the present disclosure and may not necessarily constitute prior art.

In the building construction, the construction of the elevator shaft type cylindrical cast-in-place shear wall template does not have a foothold inside a cylinder, in the construction process, a scaffold is built in the cylinder in the traditional way, a simple template platform is built every layer of pouring, and a floor type scaffold or an I-steel cantilever steel pipe scaffold is more common.

The inventor finds that most of the existing elevator shaft construction platforms are standardized support type construction platforms, the structure and the size are fixed, the hoisting and the installation and the positioning are difficult, the elevator shaft construction platforms cannot be suitable for the elevator shafts with different sizes, and the applicability is poor; the traditional shaft fastener type scaffold construction platform needs to be erected layer by layer, is relatively complex in operation, cannot be integrally lifted, is low in construction efficiency, and has potential safety hazards during installation and disassembly; the fasteners are easy to loosen, so that the safety of the platform is poor; cantilever beam type construction platform can not whole promotion, and the efficiency of construction is low, causes unnecessary process (need to mend the hole, plaster).

SUMMERY OF THE UTILITY MODEL

Aiming at the defects in the prior art, the utility model aims to provide the inclined strut type adjustable construction platform, the platform is set to be a telescopic structure, size adjustment can be carried out according to the size of an elevator shaft, the telescopic vertical strut and the inclined strut are used for supporting the platform, so that the construction platform can be integrally suitable for elevator shafts with different sizes and different heights, and the problems of poor adaptability and difficult positioning of the existing elevator shaft construction platform are solved.

In order to achieve the purpose, the utility model is realized by the following technical scheme:

in a first aspect, the embodiment of the utility model provides an inclined strut type adjustable construction platform, which comprises a platform, a vertical strut vertically arranged at the bottom of the platform, an inclined strut for connecting the vertical strut and the platform, and a cross strut for connecting the vertical strut and the inclined strut, wherein the top ends of the vertical strut and the inclined strut are oppositely arranged at two sides of the bottom of the platform;

the platform, the vertical braces, the inclined braces and the transverse braces are all of telescopic structures, the platform is composed of an outer frame with a hollow middle part and an adjustable cross fixedly arranged at the hollow middle part of the outer frame, and a bottom plate is arranged on the upper part of the platform.

As a further implementation mode, the outer frame is formed by enclosing a plurality of platform assemblies and fixing pieces between adjacent platform assemblies on the same side together.

As a further implementation mode, the platform assembly is of a right-angle-shaped frame structure, and the fixing piece is of an I-shaped structure formed by welding a second sleeve and a second connecting rod.

As a further implementation mode, the platform assembly is inserted into the second sleeve on the fixing piece and fixed through bolts.

As a further implementation manner, the adjustable cross is composed of a plurality of first sleeves, a plurality of first connecting rods and a triangular plate, the first sleeves are welded into a cross structure, the first connecting rods are telescopically arranged in the first sleeves, the triangular plate is welded between two adjacent first sleeves, and the first connecting rods are fixedly connected with the outer frame.

As a further implementation mode, the tops of the vertical support and the inclined support are hinged with the bottom of the platform, the cross support is fixedly connected with the vertical support in a bolting or welding mode, and the cross support is fixedly connected with the inclined support through a fastener structure.

As a further implementation manner, the stull is equipped with lead screw, first pipe and the second pipe that cup joints in proper order, first pipe and second pipe are fixed through the mode of bolt, and the fixed nut that is equipped with of one end that the second pipe was stretched out to first pipe, lead screw and nut cooperation, the both sides of stull still are equipped with the connecting plate, the connecting plate is fixed the one end that sets up at lead screw and second pipe respectively.

As a further implementation manner, the movable base is composed of a third sleeve, a bending piece and a reinforcing rib, the third sleeve is sleeved on the vertical support, the bending piece is fixedly arranged on the third sleeve and fixedly connected with the inclined support, and the reinforcing rib is fixedly arranged between the bending piece and the third sleeve.

As a further implementation mode, a plurality of mounting holes are formed in the vertical support along the length direction of the vertical support, and the vertical support is fixedly connected with the movable base in a bolting mode.

As a further implementation manner, the bottom plate is composed of a plurality of first bottom plates and a second bottom plate, the size of the first bottom plate is smaller than that of the second bottom plate, the first bottom plate surrounds the bottom of the second bottom plate, and the second bottom plate is located in the middle of the platform.

The beneficial effects of the utility model are as follows:

1) the construction platform is arranged to be a telescopic structure, the size of the construction platform can be adjusted according to the size of the elevator shaft, and the telescopic vertical support and the telescopic inclined support are used for supporting the construction platform, so that the construction platform can integrally adapt to elevator shafts with different sizes and heights.

2) The vertical braces and the inclined braces are in supporting connection through the telescopic cross braces, the cross braces can be adjusted along with the change of the distance between the vertical braces and the inclined braces, and a triangular structure is formed by the cross braces, the vertical braces and the inclined braces at any time, so that the supporting stability and the supporting strength of the vertical braces and the inclined braces are ensured at any time.

3) The inclined strut is connected with the vertical strut by the movable base, the movable base can be fixed at any position of the vertical strut, and when the expansion of the inclined strut reaches the limit but the platform is not adjusted to be horizontal, the movable base can drive the inclined strut to move, so that the problem of the expansion limit of the inclined strut is effectively avoided.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this specification, are included to provide a further understanding of the utility model, and are incorporated in and constitute a part of this specification, illustrate exemplary embodiments of the utility model and together with the description serve to explain the utility model and not to limit the utility model.

Fig. 1 is a schematic diagram of the overall structure of a diagonal bracing-type adjustable construction platform (without a bottom plate) according to one or more embodiments of the present invention;

FIG. 2 is a schematic diagram of a platform according to one or more embodiments of the present invention;

FIG. 3 is a schematic diagram of the construction of an adjustable cross according to one or more embodiments of the present invention;

FIG. 4 is a schematic diagram of a mobile base according to one or more embodiments of the present invention;

FIG. 5 is a schematic illustration of a structure of a wale according to one or more embodiments of the present invention;

FIG. 6 is a schematic illustration of a base plate according to one or more embodiments of the present invention;

FIG. 7 is a schematic illustration of a construction platform in use according to one or more embodiments of the present disclosure;

in the figure: the mutual spacing or size is exaggerated to show the position of each part, and the schematic diagram is only used for illustration;

wherein, 1, a platform; 1-1, a platform assembly; 1-2, an adjustable cross; 1-2-1, a first connecting rod; 1-2-2, a first sleeve; 1-2-3, set square; 1-3, fixing parts; 1-3-1, a second sleeve; 1-3-2, a second connecting rod;

2. a first connecting member; 3. vertically supporting; 4. a cross brace; 4-1, connecting plates; 4-2, a screw rod; 4-3, a nut; 4-4, a first round tube; 4-5, a second round pipe; 5. bracing; 6. a movable base; 6-1, a third sleeve; 6-2, bending the piece; 6-3, a first reinforcing rib; 6-4, a second reinforcing rib;

7. a second connecting member; 8. a first base plate; 9. a second base plate.

Detailed Description

It is to be understood that the following detailed description is exemplary and is intended to provide further explanation of the utility model as claimed. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs.

As introduced in the background art, most of the existing elevator shaft construction platforms are standardized support type construction platforms, the structure and the size are fixed, the hoisting and the installation and the positioning are difficult, the elevator shaft construction platforms cannot be suitable for the elevator shafts with different sizes, and the applicability is poor; the traditional shaft fastener type scaffold construction platform is complex in operation due to the fact that the scaffold needs to be erected layer by layer, cannot be integrally lifted, is low in construction efficiency, and has potential safety hazards during installation and disassembly; the fastener is easy to loosen, so that the safety of the platform is poor; the utility model provides an inclined strut type adjustable construction platform, which solves the problems that an overhanging beam type construction platform cannot be integrally lifted, the construction efficiency is low, and redundant processes are caused.

Example 1

In a typical embodiment of the present invention, as shown in fig. 1 to 7, a diagonal bracing type adjustable construction platform is provided, which comprises a platform 1, vertical braces 3, cross braces 4, diagonal braces 5, a movable base 6 and a bottom plate.

As shown in fig. 1, the vertical setting of the vertical bracing 3, the inclined bracing 5, the lower part of the vertical bracing 3 is connected with one end of the inclined bracing 5 through the movable base 6, the cross brace 4 is further connected between the vertical bracing 3 and the inclined bracing 5, the cross brace 4 is parallel to the platform 1, the platform 1 is arranged on the top ends of the vertical bracing 3 and the inclined bracing 5, and the bottom plate is fixedly arranged on the top of the platform 1 (the bottom plate is not shown in fig. 1).

Wherein, erect 3, stull 4 and bracing 5 and make up into right triangle's supporting frame structure jointly, utilize triangle-shaped's stability characteristic to guarantee whole construction platform's stability, improved construction safety performance.

As shown in figure 2, the platform 1 is composed of platform components 1-1, adjustable crosses 1-2 and fixing parts 1-3, wherein four platform components 1-1 are arranged and are of right-angle structures.

The platform assembly 1-1 is of a frame structure formed by welding a plurality of channel steel, two adjacent platform assemblies 1-1 on the same side are connected through a fixing piece 1-3, the four platform assemblies 1-1 and the four fixing pieces 1-3 can jointly enclose a quadrilateral platform outer frame, and the outer frame is of a structure with a vacant middle part.

The fixing pieces 1-3 are of an I-shaped structure formed by welding second sleeves 1-3-1 and second connecting rods 1-3-2, the number of the second sleeves 1-3-1 in each fixing piece 1-3 is not less than two, and when the platform 1 is assembled, channel steel in the platform assembly 1-1 can be inserted into the second sleeves 1-3-1 in the fixing pieces 1-3 on the corresponding side of the platform assembly and fixed in position through bolts.

It can be understood that the platform assembly 1-1 can have an adjustable function on the whole platform 1 in a manner of inserting and fixing bolts of the channel steel and the second casing 1-3-1, so that the platform 1 can adapt to elevator well mouths with different sizes.

In order to facilitate the adjustment of the size of the platform 1, a plurality of bolt holes are arranged on the platform assembly 1-1 and the fixing member 1-3, namely a plurality of bolt holes are arranged on the second sleeve 1-3-1 and the channel steel of the platform assembly 1-1 inserted into the second sleeve 1-3-1.

Because the platform assembly 1-1 is of a right-angle structure, the middle part of a platform frame formed by enclosing the platform assembly 1-1 and the fixing piece 1-3 is hollow, and the platform frame is not beneficial to supporting a bottom plate when the bottom plate is laid, the adjustable cross 1-2 is arranged in the middle of the platform 1, and the overall supporting stability of the platform 1 is improved.

As shown in fig. 3, the adjustable cross 1-2 is composed of three first connecting rods 1-2-1, three first sleeves 1-2-2 and three triangular plates 1-2-3, in this embodiment, the number of the first connecting rods 1-2-1 is three, the number of the first sleeves 1-2-2 is also three, the three first sleeves 1-2-2 are welded together to form a cross structure, the three first connecting rods 1-2-1 are respectively inserted into one first sleeve 1-2-2, and the triangular plates 1-2-3 are welded between the adjacent first sleeves 1-2-2 to improve the overall stability and the connection strength of the adjustable cross 1-2.

It is understood that in other embodiments, the number of the first sleeves 1-2-2 may be four, and the number of the corresponding first connecting rods 1-2-1 may also be four, and the specific number is selected according to the actual design requirement, which is not limited herein.

One end of the first connecting rod 1-2-1, which is adjacent to the fixing part 1-3, is fixedly connected with the fixing part 1-3 in a bolting mode, so that the platform assembly 1-1 and the fixing part 1-3 can be driven to move while being subjected to position adjustment, and the size of the adjustable cross 1-2 is changed to adapt to platforms 1 with different sizes.

The bottom of the platform assembly 1-1 is hinged to the tops of the vertical support 3 and the inclined support 5 respectively, specifically, the bottom of the platform assembly 1-1 is further fixedly provided with a first connecting piece 2, and the tops of the vertical support 3 and the inclined support 5 are connected with the first connecting piece 2 at the bottom of the platform assembly 1-1 corresponding to the top of the vertical support 3 and the inclined support respectively and are fixed through bolts.

It can be understood that the connection mode of bolting the vertical braces 3 and the inclined braces 5 with the first connecting pieces 2 can adjust the angles of the vertical braces 3 and the inclined braces 5 according to actual requirements so as to adapt to elevator shafts with different sizes.

The two vertical braces 3 are of channel steel structures, the vertical braces 3 are vertically arranged, and the two vertical braces 3 are respectively connected with the two platform assemblies 1-1 on the same side of the platform 1.

Specifically, the top of the vertical support 3 is detachably connected with the platform assembly 1-1 through the first connecting piece 2, the bottom of the vertical support 3 is provided with a movable base 6, and the movable base 6 is fixedly connected with the inclined support 5.

In order to improve the adaptability of the construction platform, the vertical support 3 is arranged in a structural form of sleeving channel steel, namely, the vertical support is formed by sleeving two sections of channel steel and is connected in a bolting mode, so that the length of the vertical support 3 can be changed, and the height of the construction platform is changed.

As shown in fig. 4, the movable base 6 is composed of a third sleeve 6-1 and a bending member 6-2, wherein the shape and size of the third sleeve 6-1 are the same as those of the vertical support 3, and the movable base 6 is provided with a plurality of mounting holes and is fixedly connected with the vertical support 3 in a bolting mode.

It will be appreciated that in order to facilitate adjustment of the position of the movable base 6, the upright 3 is also provided with a plurality of mounting holes along its length.

The outer side (namely the side close to the elevator shaft wall) of the movable base 6 is welded with a first reinforcing rib 6-3 and a second reinforcing rib 6-4, the tail end of the first reinforcing rib 6-3 is perpendicular to the third sleeve 6-1, the second reinforcing rib 6-4 is obliquely arranged, one end of the second reinforcing rib 6-4 is fixedly connected with the third sleeve 6-1, the other end of the second reinforcing rib 6-4 is fixedly connected with the top end of the first reinforcing rib 6-3, and the bending strength of the movable base 6 is improved through the first reinforcing rib 6-3 and the second reinforcing rib 6-4.

The inner side of the movable base 6 is welded with a bending piece 6-2, the bending piece 6-2 is of a U-shaped structure and is mainly used for being fixedly connected with the inclined strut 5, the bending piece 6-2 is provided with a bolt hole, and the movable base 6 is fixedly connected with the inclined strut 5 in a bolting mode.

The inclined struts 5 are also two, the inclined struts 5 are of a sleeve structure and can stretch out and draw back according to actual requirements, the bottom ends of the inclined struts 5 are fixedly connected with the movable base 6 at the bottom of the vertical strut 3, and the top ends of the inclined struts 5 are fixedly connected with the platform assembly 1-1 on one side, far away from the vertical strut 3, of the platform 1.

Specifically, two platform assemblies 1-1 on one side, far away from the vertical support 3, of the platform 1 are connected with the tops of the corresponding inclined supports 3 through first connecting pieces 2 respectively and are fixed through bolts, so that the platform 1, the vertical support 3 and the inclined supports 5 jointly form a triangular structure, and the overall stability of the construction platform is improved.

In order to further improve the stability of the construction platform, the two movable bases 6 are connected through a support rod.

Still be equipped with stull 4 between erector 3 and the bracing 5, utilize stull 4 to improve the support intensity and the stability of erector 3 and bracing 5, stull 4 is equipped with four, sets up in the middle part position department of erector 3 and bracing 5.

As shown in fig. 5, the cross brace 4 is composed of a connecting plate 4-1, a screw rod 4-2, a nut 4-3, a first round tube 4-4 and a second round tube 4-5, wherein the size of the first round tube 4-4 is slightly smaller than that of the second round tube 4-5, the first round tube 4-4 is inserted into the second round tube 4-5 and can be freely drawn, a plurality of bolt holes are respectively arranged on the first round tube 4-4 and the second round tube 4-5, and the first round tube 4-4 is fixedly connected with the second round tube 4-5 by bolts.

One end of the second circular tube 4-5 extends out of the first circular tube 4-4, the other end of the second circular tube 4-5 is welded with a connecting plate 4-1, a nut 4-3 is fixedly arranged at the extended end of the first circular tube 4-4, a lead screw 4-2 is sleeved in the first circular tube 4-4, the lead screw 4-2 is matched with the nut 4-3 to realize adjustment of the extending length, the extended end of the lead screw 4-2 is welded with the connecting plate 4-1, and the cross brace 4 is fixedly connected with the vertical brace 3 through the connecting plates 4-1 at the two ends in a bolting or welding mode.

In order to adapt to the adjustment of the inclined strut 3, the transverse strut 4 is connected with the inclined strut 3 through a second connecting piece 7, the second connecting piece 7 is of a fastener structure and is welded on a connecting plate 4-1 of the transverse strut 4 during installation, and the inclined strut 5 penetrates through the second connecting piece 7 to be fixedly connected with the transverse strut 4.

As shown in fig. 6, the bottom plate is composed of a first bottom plate 8 and a second bottom plate 9, wherein the first bottom plate 8 is provided with a plurality of, the second bottom plate 9 is provided with one, the size of the second bottom plate 9 is larger than that of the first bottom plate 8, the first bottom plate 8 is firstly utilized to lay the peripheral side of the platform 1 when the platform is installed, finally, the second bottom plate 9 is placed in the middle of the enclosed first bottom plate 8 to shield the hollow space in the middle, and the arrangement of the first bottom plate 8 and the second bottom plate 9 enables the bottom plate to adapt to platforms with different sizes.

In order to facilitate the fixed connection between first bottom plate 8 and the second bottom plate 9, all seted up a plurality of bolt holes on first bottom plate 8 and second bottom plate 9, utilized the bolt to carry out fixed connection, made things convenient for the adjustment of the whole size of bottom plate.

The using process is as follows:

before the construction platform is used, the construction platform is adjusted according to the size and the height of a well;

and (4) hoisting the platform into the shaft, dropping the movable base 6 onto the ground of the lower shaft, and enabling the vertical supports 3 to be tightly attached to the wall, wherein in the state shown in the figure 7, when the construction is finished, the platform is lifted to the plane after the construction is finished again.

The adjusting process of the construction platform comprises adjustment of the transverse size and adjustment of the vertical size, and the adjustment of the vertical size realizes the adjustment of the height of the construction platform through the extension and contraction of the vertical support 3.

The adjustment of the transverse dimension is to adjust the dimension of the platform 1, the dimension of the platform 1 is changed by adjusting the insertion depth between the platform component 1-1 and the first sleeve 1-2-2, and then the adjustable cross 1-2 is driven to stretch and contract, so that the support stability of the platform 1 is ensured;

after the size of the platform 1 is adjusted, the telescopic lengths of the cross braces 4 and the inclined braces 5 need to be adjusted correspondingly until the platform 1 is adjusted to be in a horizontal state, wherein when the telescopic length of the inclined braces 5 reaches a limit but the platform 1 is not adjusted to be horizontal, the height of the movable base 6 on the vertical braces 3 needs to be changed for adjustment, and meanwhile, the length of the inclined braces 5 is adjusted until the platform 1 is horizontal.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. An inclined strut type adjustable construction platform is characterized by comprising a platform, a vertical strut vertically arranged at the bottom of the platform, an inclined strut connecting the vertical strut and the platform and a cross strut connecting the vertical strut and the inclined strut, wherein the top ends of the vertical strut and the inclined strut are oppositely arranged at two sides of the bottom of the platform;

2. The adjustable diagonal bracing construction platform of claim 1, wherein the outer frame is enclosed by a plurality of platform assemblies and fasteners between adjacent platform assemblies on the same side.

3. The diagonal bracing type adjustable construction platform according to claim 2, wherein the platform assembly is a right-angled frame structure, and the fixing member is an i-shaped structure formed by welding a second sleeve and a second connecting rod.

4. A diagonal bracing adjustable construction platform according to claim 3, wherein the platform assembly is inserted into the second sleeve of the fixing member and secured by bolts.

5. The adjustable construction platform of claim 1, wherein the adjustable cross is composed of a plurality of first sleeves, a plurality of first sleeves welded to form a cross structure, a plurality of first connecting rods telescopically arranged in the first sleeves, and a triangular plate welded between two adjacent first sleeves, wherein the first connecting rods are fixedly connected with the outer frame.

6. The adjustable construction platform of claim 1, wherein the top of the vertical brace and the top of the diagonal brace are hinged with the bottom of the platform, the cross brace is fixedly connected with the vertical brace through bolting or welding, and the cross brace is fixedly connected with the diagonal brace through a fastener structure.

7. The adjustable construction platform of claim 1, wherein the cross brace is provided with a screw rod, a first round tube and a second round tube which are sequentially sleeved, the first round tube and the second round tube are fixed in a bolted mode, a nut is fixedly arranged at one end of the first round tube, which extends out of the second round tube, the screw rod is matched with the nut, connecting plates are further arranged at two sides of the cross brace, and the connecting plates are respectively and fixedly arranged at one ends of the screw rod and the second round tube.

8. The inclined strut type adjustable construction platform as claimed in claim 1, wherein the movable base is composed of a third sleeve, a bending member and a reinforcing rib, the third sleeve is sleeved on the vertical strut, the bending member is fixedly arranged on the third sleeve and fixedly connected with the inclined strut, and the reinforcing rib is fixedly arranged between the bending member and the third sleeve.

9. The inclined strut type adjustable construction platform as claimed in claim 1, wherein a plurality of mounting holes are formed on the vertical strut along the length direction thereof, and the vertical strut is fixedly connected with the movable base in a bolting mode.

10. The adjustable inclined strut construction platform according to claim 1, wherein the bottom plate is composed of a plurality of first bottom plates and a second bottom plate, the first bottom plates are smaller than the second bottom plates in size, the first bottom plates are enclosed at the bottom of the second bottom plates, and the second bottom plates are located in the middle of the platform.