CN211846782U

CN211846782U - Working platform for construction elevator in hoistway

Info

Publication number: CN211846782U
Application number: CN202020214682.7U
Authority: CN
Inventors: 孙冶; 李文岩; 王振江
Original assignee: Dongguan Xinfeng Construction Machinery Co ltd
Current assignee: Dongguan Xinfeng Construction Machinery Co ltd
Priority date: 2020-02-25
Filing date: 2020-02-25
Publication date: 2020-11-03
Anticipated expiration: 2030-02-25

Abstract

The utility model belongs to the technical field of construction elevators in a hoistway, in particular to a working platform for a construction elevator in a hoistway, which comprises a bearing beam and a plurality of steel pipes, wherein the steel pipes are arranged at the bottom of the bearing beam at intervals, each steel pipe is of a hollow structure, both ends of each steel pipe are respectively provided with a jacking part, the jacking part comprises an installation part and a jacking part, the installation part is inserted into the end part of the steel pipe, the installation part is provided with an adjusting part for adjusting the distance between the jacking part and the steel pipe, after the bearing beam is arranged on the inner wall of the hoistway, the jacking part is abutted against the inner wall of the hoistway through the adjusting part on the installation part, so that both ends of the steel pipe respectively jack the inner wall of the hoistway, when the bearing beam needs to be lifted, the jacking part leaves the inner wall of the hoistway through the adjusting part, then the bearing beam is lifted, thus the, and the work difficulty and the work risk are reduced.

Description

Working platform for construction elevator in hoistway

Technical Field

The utility model belongs to a construction elevator technical field in the well especially relates to a work platform for construction elevator in well.

Background

The existing construction enterprises want to be more competitive, firstly, the construction safety and the construction quality are ensured, and the construction efficiency is improved on the premise, so that the continuous improvement of construction equipment is required.

Traditional construction elevator sets up in the outside of building, and this kind of elevator has great risk in the use, consequently, has a technique can set up construction elevator in the well to reduce the risk that produces in the elevator use and drop.

Usually, the spandrel girder of elevator is placed on the prefabricated work platform of building, but construction elevator in the well is to be along with the increase of building, promotes the spandrel girder many times, and this just needs to build and dismantle work platform in unsettled well many times, and sub-operation is very difficult and very dangerous like this.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a work platform for construction elevator in well aims at solving in the well among the prior art when construction elevator carries out a lot of lifting beam along with increasing of building, builds and dismantles work platform in unsettled well and has the operational difficulty and dangerous technical problem.

In order to realize the above-mentioned purpose, the embodiment of the utility model provides a pair of work platform for construction elevator in well, including spandrel girder and a plurality of steel pipe, each the steel pipe interval install in the bottom of spandrel girder, each the steel pipe all is hollow structure, each the both ends of steel pipe all are provided with a tight piece in top, the tight piece in top includes the installation department and is used for the tight portion in top of butt well inner wall, be provided with on the installation department and be used for adjusting the tight portion in top with the regulating part of distance between the steel pipe, the installation department inserts the tip of steel pipe, the side of regulating part with the tip butt of steel pipe.

Optionally, at least one groove is arranged on the free end surface of the tightening part.

Optionally, the installation department with tight portion in top all is the cylinder structure, the axis of installation department with the axis coincidence of tight portion in top.

Optionally, the diameter of the tightening part is larger than the diameter of the mounting part.

Optionally, the adjusting member is threadedly connected to the mounting portion.

Optionally, each steel pipe is fixed to the bottom of the bearing beam through a U-shaped bolt.

Optionally, the steel pipes are installed in parallel to each other at the bottom of the bearing beam.

Optionally, the spandrel girder includes a fixed portion and a combined portion, the fixed portion with the combined portion sliding connection, each steel pipe all install in the bottom of fixed portion.

Optionally, the fixing portion includes two first supporting beams and two second supporting beams, the two second supporting beams are both connected between the two first supporting beams, the combining portion is connected to two outer sides of each of the first supporting beams, and each of the steel pipes is respectively installed at the bottom of the two first supporting beams.

Optionally, each of the steel pipes and each of the second support beams are disposed parallel to each other.

The embodiment of the utility model provides an above-mentioned one or more technical scheme in the work platform for construction elevator in the well have one of following technological effect at least: during the use, install the bottom at the spandrel girder respectively with each steel pipe, then insert the steel pipe with the installation department of each piece that pushes up, install the spandrel girder behind the well inner wall, make tight portion in top and well inner wall butt through the regulating part on the installation department, thereby make the both ends of steel pipe push up the well inner wall respectively, when needing to promote the spandrel girder, make the tight portion in top leave the well inner wall through the regulating part, then promote the spandrel girder, like this sub-work platform promotes along with the promotion of spandrel girder, need not to build work platform many times, reduce the work degree of difficulty and work risk.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required for the embodiments or the prior art descriptions will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without inventive labor.

Fig. 1 is the embodiment of the utility model provides a plan view of work platform for construction elevator during operation in the well.

Fig. 2 is the embodiment of the utility model provides a structural schematic of regulating part among construction elevator work platform in the well.

Fig. 3 is a front view of the work platform for the in-hoistway construction elevator provided in fig. 1.

Fig. 4 is the embodiment of the utility model provides a structural schematic of mounting among the work platform for construction elevator in the well.

Fig. 5 is a schematic structural diagram of a connecting piece in a working platform for an in-hoistway construction elevator provided by the embodiment of the present invention.

Fig. 6 is the embodiment of the utility model provides a structural schematic of supporting member among construction elevator work platform in the well.

Fig. 7 is a front view of the working platform for the construction elevator provided in the hoistway of fig. 3 when raising a floor.

Wherein, in the figures, the respective reference numerals:

100-bearing beam 110-fixed part 111-first end part

112-second end 113-first connection hole 114-first support beam

115-second support beam 116-avoidance 120-combined part

121-third end 122-fourth end 123-second connecting hole

130-connecting piece 131-first limiting part 132-second limiting part

133, third limiting part 140, supporting piece 141, first supporting part

142-second supporting part 200-steel pipe 210-tightening part

211-mounting part 212-tightening part 213-adjusting part

214-recess 300-U-bolt.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in fig. 1-7, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functionality throughout. The embodiments described below by referring to the drawings are exemplary and intended to explain the embodiments of the present invention and are not to be construed as limiting the present invention.

In the description of the embodiments of the present invention, it should be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientation or positional relationship indicated in the drawings, which is only for convenience in describing the embodiments of the present invention and simplifying the description, and do not indicate or imply that the device or element so indicated must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the embodiments of the present invention, "a plurality" means two or more unless specifically limited otherwise.

In the embodiments of the present invention, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly, e.g., as fixed or detachable connections or as an integral part; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the embodiments of the present invention can be understood by those skilled in the art according to specific situations.

In an embodiment of the utility model, as shown in fig. 1-3, provide a work platform for construction elevator in well, including spandrel girder 100 and a plurality of steel pipe 200, each the steel pipe 200 interval install in the bottom of spandrel girder 100, each the steel pipe 200 all is hollow structure, each the both ends of steel pipe 200 all are provided with top packing piece 210, top packing piece 210 includes installation department 211 and top tight portion 212, be provided with on the installation department 211 and be used for adjusting top tight portion 212 with the regulating part 213 of steel pipe 200 distance, installation department 211 inserts the tip of steel pipe 200, the side of regulating part 213 with the tip butt of steel pipe 200.

Specifically, install each steel pipe 200 respectively in the bottom of spandrel girder 100, then insert each installation department 211 of propping tight piece 210 in the steel pipe 200, install spandrel girder 100 behind the well inner wall, it makes tight portion 212 and well inner wall butt in top through regulating part 213 on the installation department 211, thereby make the both ends of steel pipe 200 push up the well inner wall respectively, when needing to promote spandrel girder 100, it makes tight portion 212 in top leave the well inner wall to make through regulating part 213, then promote spandrel girder 100, like this sub-work platform promotes along with spandrel girder 100's promotion together, need not to build work platform many times, reduce the work degree of difficulty and work risk.

Preferably, the length of each steel tube 200 is greater than the width of the car, and when each steel tube 200 is installed at the bottom of the load-bearing beam 100, the distance between the two ends of each steel tube 200 and the inner wall of the hoistway is equal or close.

In another embodiment of the present invention, as shown in fig. 2, at least one groove 214 is disposed on the free end surface of the tightening portion 212. Specifically, by arranging at least one groove 214 on the free end face of the tightening part 212, the contact area between the free end face of the tightening part 212 and the inner wall of the hoistway is reduced, so that the tightening part 212 is more firm when abutting against the inner wall of the hoistway, and the safety of the working platform for the construction elevator in the hoistway is improved.

Preferably, the number of the grooves 214 is two, and the grooves 214 are distributed in an "X" shape,

in another embodiment of the present invention, as shown in fig. 2, the mounting portion 211 and the tightening portion 212 are both cylindrical structures, and the axis of the mounting portion 211 coincides with the axis of the tightening portion 212. Specifically, installation department 211 is the cylinder structure, and the diameter of installation department 211 is close with the internal diameter of steel pipe 200, and when inserting installation department 211 the tip of steel pipe 200, installation department 211 and steel pipe 200 are clearance fit, and are more smooth and easy when adjusting the distance between tight portion 212 in top and the steel pipe 200, reduce the degree of difficulty of adjusting, and tight portion 212 in top is the cylinder structure, and the convenience is to the processing production of top retainer piece 210.

In another embodiment of the present invention, as shown in fig. 2, the diameter of the tightening portion 212 is larger than that of the mounting portion 211. Specifically, a limiting surface is formed between the tightening portion 212 and the mounting portion 211, and the limiting surface is used for limiting the adjusting member 213 on the mounting portion 211 to prevent the adjusting member 213 from falling off toward the tightening portion 212.

In another embodiment of the present invention, the adjusting member 213 is screwed to the mounting portion 211, the diameter of the adjusting member 213 is larger than the diameter of the steel tube 200, and a side of the adjusting member 213 abuts against the end of the steel tube 200. During specific work, the adjusting piece 213 is rotated to enable the adjusting piece 213 to move along the axial direction of the mounting part 211, the tightening part 212 is tightened against the inner wall of the shaft, meanwhile, one side surface of the adjusting piece 213 is abutted against the end surface of the steel pipe 200, the adjusting piece 213 is matched with the mounting part 211 through threads to fix the adjusting piece 213, labor is saved during adjustment, the adjusting piece 213 and the mounting part 211 better prevent the adjusting piece 213 from moving along the axial direction of the mounting part 211 during work through the action of threads, namely, the adjusting piece 213 keeps the tightening piece 210 tightened against the inner wall of the shaft during work, and the work safety is improved,

in another embodiment of the present invention, as shown in fig. 3, each steel tube 200 is fixed to the bottom of the bearing beam 100 by a U-bolt 300. Specifically, the steel pipe 200 is conveniently installed at the bottom of the bearing beam 100 through the U-shaped bolt 300, and installation is convenient.

In another embodiment of the present invention, the steel pipes 200 are installed in parallel to each other at the bottom of the bearing beam 100. Specifically, each steel pipe 200 is perpendicular to the load-bearing beam 100, two ends of the load-bearing beam 100 are respectively located on two inner walls of the opposite well, and two ends of each steel pipe 200 respectively prop against two inner walls of the opposite well, so that the sub-load-bearing beam 100 is supported by the supporting force of the four sides of the inner wall of the well in the working process, and the safety of the load-bearing beam 100 is improved.

In another embodiment of the present invention, as shown in fig. 1 to 4, the bearing beam 100 includes a fixing portion 110 and a combining portion 120, and each of the steel pipes 200 is installed at the bottom of the fixing portion 110. Specifically, the combination portion 120 is slidably connected to the fixing portion 110, the combination portion 120 slides into the fixing portion 110, and the steel pipes 200 are mounted on the bottom of the fixing portion 110 without preventing the combination portion 120 from sliding into the fixing portion 110.

In another embodiment of the present invention, as shown in fig. 1 to 4, the bearing beam 100 further includes two connecting members 130, the fixing portion 110 has a first end portion 111 and a second end portion 112 that are oppositely disposed, the second end portion 112 is provided with a plurality of first connecting holes 113, and each connecting member 130 is respectively installed at two outer sides of the second end portion 112;

the combining part 120 has a third end part 121 and a fourth end part 122 which are oppositely arranged, the third end part 121 is slidably connected with the second end part 112 through each connecting piece 130, the third end part 121 is provided with a second connecting hole 123 matched with each first connecting hole 113, and the fixing piece sequentially passes through the first connecting hole 113 and the second connecting hole 123 to fixedly connect the third end part 121 and the second end part 112.

Specifically, each time the floor is raised, the assembly portion 120 is slid into the fixing portion 110 along each connecting member 130, the length of the combined bearing beam 100 for the construction elevator in the shaft is smaller than the length and the width of the inner wall of the shaft, the first end 111 of the fixing portion 110 is then inserted into a fixing hole reserved or excavated in the inner wall of the hoistway, the combined portion 120 is then pulled from the fixed portion 110 such that the fourth end 122 of the combined portion 120 extends outside of the hoistway, and then fixedly coupling the second end portion 112 of the combining part 120 with the third end portion 121 by fastening members sequentially passing through the second coupling hole 123 and the first coupling hole 113, when the elevator is lifted, the combined part 120 slides along the connecting part 130 so that the length of the combined bearing beam 100 for the construction elevator in the hoistway is smaller than the length and width of the inner wall of the hoistway, the difficulty of lifting the combined bearing beam 100 for the construction elevator in the hoistway is reduced, and the safety of lifting the combined bearing beam 100 for the construction elevator in the hoistway is ensured.

In another embodiment of the present invention, as shown in fig. 4, the fixing portion 110 includes two first supporting beams 114 and two second supporting beams 115, the two second supporting beams 115 are respectively connected between the two first supporting beams 114, and each of the steel pipes 200 is respectively installed at the bottom of the two first supporting beams 114. Specifically, two first supporting beams 114 and two second supporting beams 115 enclose an avoidance position 116, when the elevator car is used, the main machine part is installed on the two first supporting beams 114, and a steel wire rope of the main machine part penetrates through the avoidance position 116 to be connected with the car, so that the bearing capacity of the bearing beam 100 is improved.

In another embodiment of the present invention, as shown in fig. 1, each of the steel pipes 200 and each of the second supporting beams 115 are disposed in parallel with each other, and specifically, each of the first supporting beams 114 and each of the second supporting beams 115 are disposed perpendicular to each other, so that both of the second supporting beams 115 are disposed in parallel with each of the steel pipes 200.

In another embodiment of the present invention, as shown in fig. 5, each of the connecting members 130 includes a first limiting portion 131, a second limiting portion 132 and a third limiting portion 133, the first limiting portion 131 and the third limiting portion 133 are horizontally disposed, the second limiting portion 132 is vertically disposed, the second limiting portion 132 is connected between the first limiting portion 131 and the third limiting portion 133, the first limiting portion 131 and the third limiting portion 133 are located on the same side of the second limiting portion 132, and the third limiting portion 133 is connected to the bottom of the fixing portion 110. Specifically, when the third limiting portion 133 is connected to the bottom of the fixing portion 110, the free end of the first limiting portion 131 is connected to the side of the second end portion 112, the side of the first limiting portion 131, the side of the second limiting portion 132, the side of the third limiting portion 133 and the side of the second end portion 112 together enclose a limiting hole, the third end portion 121 passes through the limiting hole and the combination portion 120 slides along the limiting hole, the connecting member 130 composed of the first limiting portion 131, the second limiting portion 132 and the third limiting portion 133 can satisfy the sliding of the limiting combination portion 120, and the connecting member is simple in structure and easy to manufacture.

In another embodiment of the present invention, as shown in fig. 3, the upper end surface of the first position-limiting portion 131 is flush with the top of the second position-limiting portion 132, and the upper end surface of the first position-limiting portion 131 is flush with the top of the fixing portion 110. Specifically, the top of the first limiting portion 131 is flush with the top of the fixing portion 110, the first limiting portion 131 does not protrude above the fixing portion 110, and when the load-bearing beam 100 is installed, workers are not injured, so that the installation safety is improved.

In another embodiment of the present invention, as shown in fig. 3, the lower end surface of the third position-limiting portion 133 is flush with the bottom of the second position-limiting portion 132, and the upper end surface of the third position-limiting portion 133 is flush with the bottom of the fixing portion 110. Specifically, the third limiting portion 133 and the second limiting portion 132 are arranged in a flush manner, so that the second limiting portion 132 and the third limiting portion 133 can be assembled conveniently, production errors are reduced, and the smoothness of the combination portion 120 sliding along the limiting hole is improved.

In another embodiment of the present invention, as shown in fig. 4, two connecting members 130 are installed at two outer sides of the second end portion 112 in mirror symmetry with each other. Specifically, the two connecting members 130 are respectively located at two outer sides of the second end portion 112, so that the two connecting members 130 are arranged in a mirror symmetry manner.

In another embodiment of the present invention, as shown in fig. 1 to 6, the combined bearing beam 100 for construction in a hoistway further includes two supporting members 140, and each of the supporting members 140 is respectively installed at two outer sides of the second end portion 112 and is used for supporting the third end portion 121. Specifically, during the operation, the combination portion 120 and the fixing portion 110 use the position of the connecting member 130 as a fulcrum, that is, the connecting member 130 is subjected to a relatively large amount of force, and the supporting member 140 is arranged to support the third end portion 121 to reduce the force applied to the connecting member 130, thereby improving the stability of use.

In another embodiment of the present invention, as shown in fig. 6, each of the supporting members 140 includes a first supporting portion 141 and a second supporting portion 142, the first supporting portion 141 is vertically disposed, the second supporting portion 142 is horizontally disposed, an end of the second supporting portion 142 is connected to a side of the first supporting portion 141, and the second supporting portion 142 is connected to a bottom of the fixing portion 110. Specifically, in the sliding process of the combination portion 120 along the limiting hole, the first supporting member 140 can limit the sliding position of the combination portion 120, so as to improve the sliding smoothness of the combination portion 120, and improve the working efficiency.

In another embodiment of the present invention, the bottom of the second supporting portion 142 is flush with the lower end surface of the first supporting portion 141, and the top surface of the second supporting portion 142 is flush with the bottom of the fixing portion 110. Specifically, the upper end surface of the second supporting member 140 is flush with the upper end surface of the third limiting portion 133, and the combined portion 120 passes through the second supporting member 140 after passing through the third limiting portion 133, so that the second supporting member 140 does not interfere with the sliding of the combined portion 120.

In another embodiment of the present invention, as shown in fig. 4, two of the supporting members 140 are arranged on two outer sides of the second end portion 112 in mirror symmetry with each other. The two supporting members 140 are respectively located at two outer sides of the second end portion 112, so that the two connecting members 130 are arranged in a mirror symmetry.

In another embodiment of the present invention, as shown in fig. 7, the first connection hole 113 and the second connection hole 123 are respectively provided with three, each of the first connection holes 113 and each of the second connection holes 123 are linearly distributed, specifically, each of the first connection holes 113 and the second connection holes are linearly processed to be empty, so as to reduce the position error of each of the first connection holes 113 and each of the second connection holes, and the three first connection holes 113 and the second connection holes 123 are processed, so that the strength of the fixing portion 110 and the strength of the combination portion 120 can be ensured while the fixing of the second end portion 112 and the third end portion 121 are reduced by reducing the number of holes drilled.

The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims

1. The utility model provides a work platform for construction elevator in well, its characterized in that, includes spandrel girder and a plurality of steel pipe, each the steel pipe interval install in the bottom of spandrel girder, each the steel pipe all is hollow structure, each the both ends of steel pipe all are provided with a tight piece, a tight piece in top includes the installation department and the tight portion in top that is used for butt well inner wall, be provided with on the installation department and be used for adjusting top tight portion with the regulating part of distance between the steel pipe, the installation department inserts the tip of steel pipe, the side of regulating part with the tip butt of steel pipe.

2. The work platform for the construction elevator in the shaft according to claim 1, wherein at least one groove is provided on a free end surface of the tightening portion.

3. The working platform for the construction elevator in the hoistway according to claim 2, wherein the mounting portion and the tightening portion are both cylindrical structures, and an axis of the mounting portion coincides with an axis of the tightening portion.

4. The work platform for an in-hoistway construction elevator according to claim 3, wherein a diameter of the tightening portion is larger than a diameter of the mounting portion.

5. The work platform for the construction elevator in the hoistway according to any one of claims 1 to 3, wherein the adjusting member is connected to the mounting portion by a screw.

6. The work platform for the construction elevator in the hoistway according to any one of claims 1 to 3, wherein each steel pipe is fixed to the bottom of the bearing beam by a U-shaped bolt.

7. The work platform for the construction elevator in the hoistway according to any one of claims 1 to 3, wherein the steel pipes are installed in parallel to each other at the bottom of the load-bearing beam.

8. The work platform for the construction elevator in the hoistway according to any one of claims 1 to 3, wherein the load-bearing beam includes a fixing portion and a combined portion, the fixing portion is slidably connected to the combined portion, and each of the steel pipes is mounted to a bottom portion of the fixing portion.

9. The work platform for an in-hoistway construction elevator according to claim 8, wherein the fixing portion includes two first support beams and two second support beams, the two second support beams are connected between the two first support beams, the combining portion is connected to both outer sides of each of the first support beams, and the steel pipes are installed at bottoms of the two first support beams, respectively.

10. The work platform for an in-hoistway construction elevator according to claim 9, wherein each of the steel pipes and each of the second support beams are arranged in parallel with each other.