Steel structure derrick additionally provided with elevator bending piece

Abstract

The utility model relates to a steel structure derrick additionally provided with elevator bending parts, which comprises four stand columns, two cross beams, two longitudinal beams, a door head beam and a three-face connecting piece, the two ends of each cross beam are respectively connected with the stand columns, the two cross beams are arranged in parallel, and the door head beam is connected with the three-face connecting piece. The two ends of the door head beam and the two ends of the longitudinal beam are connected with the stand columns respectively, the cross beam is perpendicular to the door head beam and the longitudinal beam respectively, the door head beam and the longitudinal beam are arranged in parallel, and the three-face connecting piece is connected with the stand columns, the cross beam and the longitudinal beam respectively. According to the steel structure derrick additionally provided with the elevator bending parts, welding fixation is not needed, derrick parts are directly assembled into the derrick through bolts, the derrick assembling efficiency is improved, the parts are formed in a bending or rolling mode, the tensile strength of the parts is guaranteed, and the torsion resistance and bending resistance of the parts are improved through the arrangement of the reinforcing parts.

Description

TECHNICAL FIELD

[0001] The utility model relates to elevator technical field especially is involved in a kind of installation elevator bending piece steel structure derrick. BACKGROUND

[0002] With the continuous improvement of people's living standards and needs, more and more old buildings will be installed with elevators, which greatly facilitates the residents after installing elevators. The steel plate bending structure currently used in elevator steel derrick adopts bolted joint by imitating square tube welding structure, which has low strength and poor torsional and seismic resistance. In order to strengthen the structure, a large number of inclined supports are used, which results in high cost, poor appearance, high labor cost and other problems. SUMMARY

[0003] The main purpose of the utility model is to provide a kind of installation elevator bending piece steel structure derrick, to solve the above technical problems, without welding, directly using bolt to assemble the derrick parts to form the derrick, improve the derrick assembly efficiency.

[0004] To achieve the above purpose, the utility model adopts the following technical scheme:

[0005] A kind of installation elevator bending piece steel structure derrick, including column, crossbeam, longitudinal beam, door head beam and three surface connecting piece, the column is provided with four, the crossbeam is provided with two, the two ends of the crossbeam are connected with the column respectively, and two crossbeams are parallelly arranged, the two ends of the door head beam and the longitudinal beam are connected with the column respectively, the crossbeam is perpendicular to the door head beam and the longitudinal beam respectively, the door head beam and the longitudinal beam are parallelly arranged, the three surface connecting piece is connected with the column, the crossbeam and the longitudinal beam respectively.

[0006] As a preferred technical scheme, the column includes a plurality of vertical rods and connecting plates, the plurality of vertical rods are sequentially connected head to tail, the connecting plate is connected with two adjacent vertical rods, and the connecting plate is installed on the inner side of the vertical rod.

[0007] As a preferred technical scheme, the vertical rod is further provided with a connecting portion, and the connecting portion is installed on both sides of the vertical rod.

[0008] As a preferred technical scheme, the column further includes a reinforcing member, and the two ends of the reinforcing member are respectively installed on two connecting plates.

[0009] As a preferred technical scheme, it further includes a rack support beam, the rack support beam is installed on the upper side of the column, and the two ends of the rack support beam are respectively connected with the column.

[0010] As a preferred technical scheme, it further comprises a sill beam, the sill beam is installed at the lower side of the stand column, and two ends of the sill beam are connected with the stand column respectively.

[0011] The beneficial effect of the utility model lies in: the above-mentioned elevator bending piece steel structure derrick is not needed to be welded and fixed, directly adopts a bolt to assemble derrick parts to form a derrick, improves derrick assembly efficiency, and the parts all adopt the mode of bending or rolling to form, guarantee the tensile strength of the parts, and set up a reinforcing part to improve the torsional and bending resistance of the parts. BRIEF DESCRIPTION OF DRAWINGS

[0012] Figure 1 The utility model relates to the structure schematic diagram of the elevator bending piece steel structure derrick of additional installation;

[0013] Figure 2 For Figure 1 The local enlarged view of a in the middle;

[0014] Figure 3 The cross-sectional view of the vertical rod related to the utility model;

[0015] Figure 4 The cross-sectional view of the crossbeam related to the utility model. DETAILED DESCRIPTION

[0016] In order to make the purpose, technical scheme and advantage of the utility model more clearly, the following is in combination with the drawings and examples, and the utility model is further described in detail.It should be understood that the specific examples described here are only used to explain the utility model, and are not used to limit the utility model.

[0017] Please combine Figure 1 , Figure 2 , Figure 3 and Figure 4As shown, a kind of elevator bending piece steel structure derrick of retrofitting includes column, crossbeam 5, stringer 6, door head beam 8, three-face connecting piece 7, rack support beam 9 and sill beam 10, column is provided with four, in this embodiment, for the convenience of illustration, the four columns are first column 1, second column 2, third column 3 and fourth column 4 respectively, and the four column structures are same, here with first column 1 as an example to explain its structure, first column 1 is formed by five times bending (or rolling) using 6mm steel plate, first column 1 includes multiple vertical rods 11, connecting plate 12 and reinforcing part 13, multiple vertical rods 11 are sequentially connected in head and tail, and the length of vertical rod 11 is two meters.Vertical rod 11 includes support part 111 and connecting part 112, connecting part 112 is fixedly arranged on the two sides of support part 111, and connecting part 112 is outwardly bent, connecting plate 12 is connected with two adjacent vertical rods 11 by bolt, and connecting plate 12 is installed on support part 111, so as to ensure the stability between two adjacent vertical rods 11, reinforcing part 13 is connected with two connecting parts 112 by bolt, so as to enhance the tensile property of vertical rod 11, in this embodiment, the structures of crossbeam 5, stringer 6, door head beam 8, rack support beam 9 and sill beam 10 are same, and the difference is that the lengths are different, and all are formed by four times bending (or rolling) using 6mm steel plate, here with crossbeam 5 as an example to explain, crossbeam 5 includes receiving part 51 and bending part 52, and bending part 52 is fixedly arranged on the two sides of receiving part 51, one bending part 52 is bent towards receiving part 51, and the other bending part 52 is bent away from receiving part 51, in particular, crossbeam 5 is provided with two, one end of one crossbeam 5 is connected with first vertical rod 1 and second vertical rod 2 by bolt respectively, and the other end of the other crossbeam 5 is connected with third vertical rod 3 and fourth vertical rod 4 by bolt respectively, and the two crossbeams 5 are arranged in parallel, the two ends of stringer 6 are connected with first vertical rod 1 and fourth vertical rod 4 by bolt respectively, the two ends of door head beam 8 are connected with second vertical rod 2 and third vertical rod 3 by bolt respectively, door head beam 8 is used for installing elevator door, the two ends of rack support beam 9 are connected with second vertical rod 2 and third vertical rod 3 by bolt respectively, and rack support beam 9 is installed on the upper side of second vertical rod 2 and third vertical rod 3, rack support beam 9 is used for installing traction machine, the two ends of sill beam 10 are connected with second vertical rod 2 and third vertical rod 3 by bolt respectively, and sill beam 10 is installed on the lower side of second vertical rod 2 and third vertical rod 3, and sill beam 10 is used for installing traction machine, and the specific connecting mode is explained with the distance of crossbeam 5, bolt is locked through bending part 52 and one connecting part 112, one face of three-face connecting piece 7 is locked with receiving part 52 of crossbeam 5 by bolt, the second face of three-face connecting piece 7 is locked with receiving part 52 of stringer 6 by bolt, and the third face of three-face connecting piece 7 is locked with the other connecting part 112 by bolt, so as to realize that three-face connecting piece 7 is connected with vertical rod 11, crossbeam 5 and stringer 6 respectively, so as to enhance the tensile property of derrick.

[0018] The above-mentioned embodiments are only preferred examples of the present application, and are not intended to limit the scope of the present application, so equivalent changes or modifications made in accordance with the structure, features and principles described in the patent application scope of the present application should be included in the patent application scope of the present application.

Claims

1. A retrofit elevator bend piece steel structure well head characterized by, The utility model provides a door frame, including column, crossbeam, stringer, door head beam and three surface connecting piece, four columns are provided with, two crossbeams are provided with, the both ends of crossbeam are connected with column respectively, and two crossbeams are parallelly arranged, the both ends of door head beam and stringer are connected with column respectively, crossbeam is perpendicular with door head beam and stringer respectively, door head beam and stringer are parallelly arranged, three surface connecting piece is connected with column, crossbeam and stringer respectively.

2. The retrofit lift bend member steel structure mast of claim 1, wherein, The column comprises a plurality of vertical rods and a connecting plate, the vertical rods are sequentially connected end to end, the connecting plate is connected with two adjacent vertical rods, and the connecting plate is installed on the inner side of the vertical rod.

3. The retrofit lift bend member steel structure mast of claim 2, wherein, The vertical rod is further provided with a connecting portion installed on both sides of the vertical rod.

4. The retrofit lift fold piece steel structure derrick of claim 3, wherein, The column further comprises a reinforcing member, both ends of the reinforcing member are respectively installed on two connecting plates.

5. The retrofitting elevator bend member steel structure derrick of claim 1, wherein, It further comprises a rack support beam, the rack support beam is installed on the upper side of the column, and both ends of the rack support beam are respectively connected with the column.

6. The retrofitting elevator bend member steel structure derrick of claim 1, wherein, It further comprises a threshold beam, the threshold beam is installed on the lower side of the column, and both ends of the threshold beam are respectively connected with the column.

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