CN114837679A - Profile steel frame body assisting shield launching - Google Patents
Profile steel frame body assisting shield launching Download PDFInfo
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- CN114837679A CN114837679A CN202210456835.2A CN202210456835A CN114837679A CN 114837679 A CN114837679 A CN 114837679A CN 202210456835 A CN202210456835 A CN 202210456835A CN 114837679 A CN114837679 A CN 114837679A
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D9/00—Tunnels or galleries, with or without linings; Methods or apparatus for making thereof; Layout of tunnels or galleries
- E21D9/06—Making by using a driving shield, i.e. advanced by pushing means bearing against the already placed lining
- E21D9/0621—Shield advancing devices
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21F—SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS
- E21F17/00—Methods or devices for use in mines or tunnels, not covered elsewhere
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Abstract
本发明涉及盾构施工技术领域，公开了一种辅助盾构始发的型钢架体，包括站立于地面上的第一型钢立柱和第二型钢立柱，第二型钢立柱设于第一型钢立柱之间，相邻第一型钢立柱之间预留有供盾构台车通过的施工空间，相邻第二型钢立柱之间也预留有供盾构台车通过的施工空间，横向相邻的第一型钢立柱之间设有第一型钢梁，竖向相邻的第一型钢立柱之间设有第二型钢梁，横向相邻的第二型钢立柱之间设有第三型钢梁，竖向相邻的第二型钢立柱之间设有第四型钢梁，第一型钢立柱与与其横向相邻的第二型钢立柱之间设有第五型钢梁；本发明具有缩短盾构始发时间、提高整体施工效率的特点。
The invention relates to the technical field of shield construction, and discloses a profiled steel frame body for assisting the initiation of a shield, comprising a first profiled steel column and a second profiled steel column standing on the ground, and the second profiled steel column is arranged on the first profiled steel column There is a construction space reserved for shield machine trolleys to pass between adjacent first-shaped steel columns, and a construction space for shield machine trolleys to pass between adjacent second-shaped steel columns. A first-shaped steel beam is arranged between the first-shaped steel columns, a second-shaped steel beam is arranged between the vertically adjacent first-shaped steel columns, and a third-shaped steel beam is arranged between the horizontally adjacent second-shaped steel columns , a fourth-shaped steel beam is arranged between the vertically adjacent second-shaped steel columns, and a fifth-shaped steel beam is arranged between the first-shaped steel column and the horizontally adjacent second-shaped steel column; the invention has the advantages of shortening the shield The characteristics of starting time and improving the overall construction efficiency.
Description
Technical Field
The invention relates to the technical field of shield construction, in particular to a profile steel frame body for assisting shield starting.
Background
At present, with the rapid development of the economy of China, the national trip mode is gradually converted into subway trip as the first big country of population in the global scope, and the construction of urban subways can not only perfectly meet the demand but also do not occupy the ground space. The construction of the shield interval is an important component of subway construction, and in order to ensure the rapid promotion of the shield construction, the shield is usually initiated before the subway station is capped; among the prior art, the shaped steel support body that subway station adopted is mostly the bowl and detains the frame or the frame is detained to the dish, but these two kinds of support bodies are difficult to satisfy the shield platform truck before not demolising and put required space, need demolish the length rear about 100 meters with it and can provide the shield and construct the condition of originating, have the trouble of being under construction, shield the problem that the time of originating is late.
Disclosure of Invention
In view of this, the invention provides a section steel frame body for assisting shield launching.
In order to solve the technical problem, the technical scheme of the invention is as follows: a profile steel frame body for assisting shield starting comprises a first profile steel stand column and a second profile steel stand column which stand on the ground, wherein the first profile steel stand column and the second profile steel stand column are distributed in a rectangular shape;
first section steel beams are arranged between all transversely adjacent first section steel stand columns, second section steel beams are arranged between all vertically adjacent first section steel stand columns, third section steel beams are arranged between all transversely adjacent second section steel stand columns, fourth section steel beams are arranged between all vertically adjacent second section steel stand columns, fifth section steel beams are arranged between all first section steel stand columns and the second section steel stand columns transversely adjacent to the first section steel stand columns, sixth section steel beams are arranged between all vertically adjacent first section steel beams, seventh section steel beams are arranged between all horizontally adjacent fourth section steel beams, and eighth section steel beams are arranged between all vertically adjacent fifth section steel beams;
and the first section steel stand columns at the two ends of the section steel frame body and the first section steel stand columns and the second section steel stand columns which are transversely adjacent to the first section steel stand columns are respectively provided with a round steel pipe which is horizontally arranged and an angle steel which is crosswise arranged.
Furthermore, all be equipped with first steel sheet on the both ends of first shaped steel roof beam, all the activity runs through on the first steel sheet of both sides has first screw, and the pin fin end of first screw still activity runs through the flange board that corresponds the first shaped steel stand of side and locks into and has first nut.
Furthermore, all be equipped with the second steel sheet on the both ends of second type girder steel, the equal activity of both sides second steel sheet is run through and is had the second screw, and the nail head end of second screw still activity is run through the web that corresponds the first shaped steel stand of side and is locked into and has the second nut.
Furthermore, all be equipped with the third steel sheet on the both ends of third shaped steel roof beam, be equipped with first pair of stay bolt between all horizontal adjacent third shaped steel roof beams, the first pair of stay bolt activity is run through the web that corresponds second shaped steel stand, and both ends still activity is run through the third steel sheet on the third shaped steel roof beam of corresponding side and is locked into and has first lock nut.
Furthermore, all be equipped with the fourth steel sheet on the both ends of fourth shaped steel roof beam, all the activity is run through on the fourth steel sheet of both sides has the third screw, and the pin fin end of third screw still activity is run through the flange board that corresponds side second shaped steel stand and is locked in and has the third nut.
Furthermore, all be equipped with the fifth steel sheet on the both ends of fifth shaped steel roof beam, it has the fourth screw to go through to press close to the activity on the fifth steel sheet of first shaped steel stand side, the pin fin end of fourth screw still activity is run through the flange board that corresponds the first shaped steel stand of side and is locked in and is had the fourth nut, press close to and be equipped with the second split bolt between the fifth steel sheet of second shaped steel stand side and the third shaped steel roof beam on press close to the fifth shaped steel roof beam side, the activity of second split bolt is run through the web that corresponds second shaped steel stand, and both ends still activity is run through the fifth steel sheet and the third steel sheet that correspond the side and is locked in and has the second lock nut.
Further, all first shaped steel stand links together through setting up first connecting piece with corresponding first shaped steel roof beam, first connecting piece includes first limiting plate, the top of first limiting plate is equipped with first strengthening rib, the bottom of first limiting plate is equipped with first stopper and is the first mounting panel that "L" font set up, it has the first inserting groove that suits with the edge of a wing plate thickness of first shaped steel stand to reserve between the vertical siding of first mounting panel and the first stopper, first shaped steel stand links together with first connecting piece in inserting first inserting groove through the flange plate, set up the first mounting groove that suits with the edge of a wing plate of first shaped steel roof beam on the horizontal siding of first mounting panel, the distance between the bottom cell wall of first mounting groove and the diapire of first limiting plate suits with the height of first shaped steel roof beam, first shaped steel roof beam links together with first connecting piece in the space between the bottom cell wall of first mounting groove and the diapire of first limiting plate through inserting The bottom wall of the transverse plate wall of the first mounting plate is provided with a second reinforcing rib; all the first section steel upright posts and the corresponding second section steel beams are connected together by arranging second connecting pieces, each second connecting piece comprises a second limiting plate, the top of each second limiting plate is provided with a third reinforcing rib, the bottom of each second limiting plate is provided with a second limiting block and a second mounting plate arranged in an L shape, a second inserting groove adaptive to the thickness of a web plate of each first section steel upright post is reserved between the vertical plate wall of each second mounting plate and the corresponding second limiting block, the first section steel upright posts are connected into the second inserting grooves through the web plates and connected with the second connecting pieces together, the transverse plate walls of the second mounting plates are provided with second mounting grooves adaptive to the flange plates of the second section steel beams, the distance between the bottom groove walls of the second mounting grooves and the bottom walls of the second limiting plates is adaptive to the height of the second section steel beams, the second section steel beams are connected with the second connecting pieces through connecting spaces between the bottom groove walls of the second mounting grooves and the bottom walls of the second limiting plates, and a fourth reinforcing rib is arranged on the bottom wall of the transverse plate wall of the second mounting plate.
Furthermore, all the second section steel upright columns are connected with the corresponding third section steel beams and the corresponding fourth section steel beams through third connecting pieces, each third connecting piece comprises a third limiting plate, fifth reinforcing ribs are arranged at the top of each third limiting plate, third mounting plates and fourth mounting plates are arranged at the bottoms of the third limiting plates in an L shape and are symmetrically arranged at the bottoms of the third limiting plates, third inserting grooves corresponding to the web thicknesses of the second section steel upright columns are reserved between the vertical plate walls of the third mounting plates at the two sides, the second section steel upright columns are connected with the third connecting pieces through the webs, third mounting grooves corresponding to the flange plates of the third section steel beams are formed in the transverse plate walls of the third mounting plates at the two sides, the distance between the bottom groove walls of the third mounting grooves and the bottom walls of the third limiting plates is matched with the height of the third section steel beams, the third shaped steel roof beam links together with the third connecting piece in the space between the bottom cell wall of third mounting groove and the diapire of third limiting plate through inserting, be equipped with the sixth strengthening rib on the diapire of the horizontal siding wall of third mounting panel, set up the fourth mounting groove that suits with the flange board of fourth shaped steel roof beam on the horizontal siding wall of fourth mounting panel, distance between the bottom cell wall of fourth mounting groove and the third limiting plate suits with the height of fourth shaped steel roof beam, the fourth shaped steel roof beam links together with the third connecting piece in the space between the bottom cell wall of fourth mounting groove and the diapire of third limiting plate through inserting, the diapire of the horizontal siding wall of fourth mounting panel is equipped with the seventh strengthening rib.
Furthermore, all the first steel upright posts and the fifth steel beams are connected together by a fourth connecting piece, the fourth connecting piece comprises a fourth limiting plate, the top of the fourth limiting plate is provided with an eighth reinforcing rib, the bottom of the fourth limiting plate is provided with a third limiting block and a fifth mounting plate arranged in an L shape, a fourth inserting groove adaptive to the thickness of the flange plate of the first steel upright post is reserved between the vertical plate wall of the fifth mounting plate and the third limiting block, the first steel upright posts are connected with the fourth connecting piece by the flange plate, the transverse plate wall of the fifth mounting plate is provided with a fifth mounting groove adaptive to the thickness of the flange plate of the fifth steel beam, the distance between the bottom groove wall of the fifth mounting groove and the bottom wall of the fourth limiting plate is adaptive to the height of the fifth steel beam, the fifth steel beam is connected with the fourth connecting piece by being connected into the space between the bottom groove wall of the fifth mounting groove and the bottom wall of the fourth limiting plate, and a ninth reinforcing rib is arranged on the bottom wall of the transverse plate wall of the fifth mounting plate.
Furthermore, all the second section steel upright columns are connected with the corresponding third section steel beams, the corresponding fourth section steel beams and the corresponding fifth section steel beams through a fifth connecting piece, the fifth connecting piece comprises a fifth limiting plate, a tenth reinforcing rib is arranged at the top of the fifth limiting plate, a sixth mounting plate, a seventh mounting plate and an eighth mounting plate are arranged at the bottom of the fifth limiting plate, the sixth mounting plate, the seventh mounting plate and the eighth mounting plate are arranged in an L shape, the seventh mounting plate and the eighth mounting plate are symmetrically arranged at the bottom of the fifth limiting plate, a fifth inserting groove adaptive to the thickness of a web plate of the second section steel upright column is reserved between the vertical plate wall of the seventh mounting plate and the vertical plate wall of the eighth mounting plate, the second section steel upright column is connected with the fifth connecting piece through the web plate, a sixth mounting groove adaptive to the flange plate of the third section steel beam is arranged on the horizontal plate wall of the sixth mounting plate, the distance between the bottom groove wall of the sixth mounting groove and the bottom wall of the fifth limiting plate is matched with the height of the third steel beam, the third steel beam is connected with the fifth connecting piece by being inserted into the space between the bottom groove wall of the sixth mounting groove and the bottom wall of the fifth limiting plate, the bottom wall of the transverse plate wall of the sixth mounting plate is provided with an eleventh reinforcing rib, the transverse plate wall of the seventh mounting plate is provided with a seventh mounting groove matched with the flange plate of the fourth steel beam, the distance between the bottom groove wall of the seventh mounting groove and the fifth limiting plate is matched with the height of the fourth steel beam, the fourth steel beam is connected with the fifth connecting piece by being inserted into the space between the bottom groove wall of the seventh mounting groove and the bottom wall of the fifth limiting plate, the bottom wall of the transverse plate wall of the seventh mounting plate is provided with a twelfth reinforcing rib, the transverse plate wall of the eighth mounting plate is provided with an eighth mounting groove matched with the flange plate of the fifth steel beam, the distance between the bottom cell wall of eighth mounting groove and the fifth limiting plate suits with the height of fifth shaped steel roof beam, and the fifth shaped steel roof beam links together with the fifth connecting piece in the space between the bottom cell wall of eighth mounting groove and the diapire of fifth limiting plate, and the diapire of the horizontal plate wall of eighth mounting panel is equipped with the thirteenth strengthening rib.
Compared with the prior art, the invention has the advantages that:
1. according to the profile steel frame body for assisting the shield starting, the construction space for the shield trolley to pass through is reserved between all the vertically adjacent first profile steel stand columns in the profile steel frame body, and the construction space for the shield trolley to pass through is reserved between all the vertically adjacent second profile steel stand columns, so that when the shield starting is needed by the profile steel frame body, the shield trolley can directly perform shield operation through the construction space without dismantling the profile steel frame body, and compared with the prior art, the profile steel frame body has the advantages that the shield starting time is shortened, and the overall construction efficiency is improved.
2. According to the invention, the first connecting piece, the second connecting piece, the third connecting piece, the fourth connecting piece and the fifth connecting piece are arranged, so that the first section steel upright post and the corresponding first section steel beam, the first section steel upright post and the corresponding second section steel beam, the second section steel upright post and the corresponding third section steel beam and fourth section steel beam, the first section steel upright post and the fifth section steel beam, the second section steel upright post and the corresponding third section steel beam, the fourth section steel beam and the fifth section steel beam can be quickly connected, and the traditional complex welding and bolt connection mode is replaced by the insertion limiting mode.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments 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 that other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic structural view of embodiment 1;
FIG. 3 is an enlarged view at A;
FIG. 4 is an enlarged view at B;
FIG. 5 is an enlarged view at C;
FIG. 6 is a schematic structural view of embodiment 2;
FIG. 7 is an enlarged view at D;
FIG. 8 is an enlarged view at E;
FIG. 9 is an enlarged view at F;
FIG. 10 is a first structural schematic view of the first connector;
FIG. 11 is a second structural view of the first connecting member;
FIG. 12 is a first structural schematic view of the second connector;
FIG. 13 is a second structural view of the second connector;
FIG. 14 is a first structural schematic view of the third connector;
FIG. 15 is a second structural view of the third connecting member;
FIG. 16 is a third structural view of the third link;
FIG. 17 is a first structural view of a fourth link;
FIG. 18 is a second structural view of the fourth connecting member;
FIG. 19 is a first structural schematic view of the fifth link;
FIG. 20 is a second structural view of the fifth link;
FIG. 21 is a third structural view of a fifth link;
fig. 22 is a fourth structural view of the fifth connecting member.
Reference numerals: 1. a first profile steel upright; 2. a second type steel column; 3. constructing a space; 4. a first section steel beam; 5. a second type steel beam; 6. a third section steel beam; 7. a fourth section steel beam; 8. a fifth section steel beam; 9. a sixth section steel beam; 10. a seventh section steel beam; 11. an eighth section steel beam; 12. round steel pipes; 13. angle steel; 14. a first steel plate; 15. a first screw; 16. a first nut; 17. a second steel plate; 18. a second screw; 10. a second nut; 20. a third steel plate; 21. a first tie bolt; 22. a first lock nut; 23. a fourth steel plate; 24. a third screw; 25. a third nut; 26. a fifth steel plate; 27. a fourth screw; 28. a fourth nut; 29. a second tie bolt; 30. a second lock nut; 40. a first connecting member; 400. a first limit plate; 401. a first reinforcing rib; 402. a first stopper; 403. a first mounting plate; 404. a first insertion groove; 405. a first mounting groove; 406. a second reinforcing rib; 50. a second connecting member; 500. a second limiting plate; 501. a third reinforcing rib; 502. a second limiting block; 503. a second mounting plate; 504. a second insertion groove; 505. a second mounting groove; 506. a fourth reinforcing rib; 60. a third connecting member; 600. a third limiting plate; 601. fifthly, strengthening the tendons; 602. a third mounting plate; 603. a fourth mounting plate; 604. a third insertion groove; 605. a third mounting groove; 606. a sixth reinforcing rib; 607. a fourth mounting groove; 608. a seventh reinforcing rib; 70. a fourth connecting member; 700. a fourth limiting plate; 701. an eighth reinforcing rib; 702. a third limiting block; 703. a fifth mounting plate; 704. a fourth plug groove; 705. a fifth mounting groove; 706. a ninth reinforcing rib; 80. a fifth connecting member; 800. a fifth limiting plate; 801. a tenth reinforcing rib; 802. a sixth mounting plate; 803. a seventh mounting plate; 804. an eighth mounting plate; 805. a fifth inserting groove; 806. a sixth mounting groove; 807. an eleventh reinforcing rib; 808. a seventh mounting groove; 809. a twelfth reinforcing rib; 810. an eighth mounting groove; 811. and a thirteenth reinforcing rib.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example 1: referring to fig. 1 to 5, the present embodiment provides a section steel frame body for assisting shield starting, including a first section steel upright 1 and a second section steel upright 2 standing on the ground, wherein bottoms of the first section steel upright 1 and the second section steel upright 2 are connected to the ground by using ground expansion bolts in the prior art; the first profile steel stand columns 1 and the second profile steel stand columns 2 are both distributed in a rectangular shape, the second profile steel stand columns 2 are arranged between the first profile steel stand columns 1, in the embodiment, the number of the first profile steel stand columns 1 is 10, the first profile steel stand columns are distributed in a horizontal five-vertical two mode, the number of the second profile steel stand columns 2 is 6, the second profile steel stand columns are distributed in a horizontal three-vertical two mode, and the 6 second profile steel stand columns 2 are arranged between the fourth and fifth profile steel stand columns 1 in the horizontal row; all reserve between all vertical adjacent first shaped steel stand 1 and have the construction space 3 that supplies the shield structure platform truck to pass through, all reserve between all vertical adjacent second shaped steel stand 2 and also reserve the construction space 3 that supplies the shield structure platform truck to when making this shaped steel support body in the use, need carry out the originating of shield structure, the shield structure car can directly carry out the shield structure operation through construction space 3, need not to demolish the shaped steel support body. When the section steel frame body is applied to the construction of a certain subway station, the shield starting time can be shortened by more than 2 months;
first section steel beams 4 are arranged between all transversely adjacent first section steel upright columns 1, second section steel beams 5 are arranged between all vertically adjacent first section steel upright columns 1, third section steel beams 6 are arranged between all transversely adjacent second section steel upright columns 2, fourth section steel beams 7 are arranged between all vertically adjacent second section steel upright columns 2, fifth section steel beams 8 are arranged between all first section steel upright columns 1 and the second section steel upright columns 2 transversely adjacent to the first section steel upright columns 1, sixth section steel beams 9 are arranged between all vertically adjacent first section steel beams 4, seventh section steel beams 10 are arranged between all transversely adjacent fourth section steel beams 7, and eighth section steel beams 11 are arranged between all vertically adjacent fifth section steel beams 8; the first section steel beam 4, the second section steel beam 5, the third section steel beam 6, the fourth section steel beam 7, the fifth section steel beam 8, the sixth section steel beam 9, the seventh section steel beam 10 and the eighth section steel beam 11 are arranged and used for erecting structures such as a station ceiling in later-stage construction.
Be located all be equipped with between first shaped steel stand 1 of both ends about this shaped steel support body and rather than horizontal adjacent first shaped steel stand 1 and the second shaped steel stand 2 and be the circular steel tube 12 of level setting and be the angle steel 13 of crossing form setting, the effect that additional strengthening was played in the setting of circular steel tube 12 and angle steel 13.
In this embodiment, all weld on the both ends of all first shaped steel roof beam 4 has first steel sheet 14, it has first screw 15 to run through all the activities on the first steel sheet 14 of both sides, the pin fin end of first screw 15 still activity runs through the flange board that corresponds the first shaped steel stand 1 of side and locks into and has first nut 16, thereby first shaped steel roof beam 4 is connected first steel sheet 14 and the flange board that corresponds first shaped steel stand 1 through first screw 15 and first nut 16 and can dismantle to be connected on corresponding first shaped steel stand 1.
In this embodiment, all weld on the both ends of all second type girder steel 5 has second steel sheet 17, all the activity runs through on the second steel sheet 17 of both sides has second screw 18, the pin fin end of second screw 18 still activity runs through the web that corresponds the first shaped steel stand 1 of side and lock into has second nut 19, thereby second type girder steel 5 is connected second steel sheet 17 and the flange board that corresponds first shaped steel stand 1 through second screw 18 and second nut 19 and can dismantle to be connected on corresponding first shaped steel stand 1.
In this embodiment, all weld on the both ends of all third shaped steel roof beams 6 has third steel sheet 20, be equipped with first a pair of stay bolt 21 between all horizontal adjacent third shaped steel roof beams 6, first a pair of stay bolt 21 screw thread runs through the web that corresponds second shaped steel stand 2, and both ends still activity run through the third steel sheet 20 on the third shaped steel roof beam 6 of corresponding side and lock into has first lock nut 22, thereby both sides third shaped steel roof beam 6 is through first a pair of stay bolt 21, first lock nut 22 is connected third steel sheet 20 on the corresponding side tip and the web that corresponds second shaped steel stand 2 and can dismantle and connect on corresponding second shaped steel stand 2.
In this embodiment, all weld on the both ends of all fourth shaped steel roof beams 7 has fourth steel sheet 23, all the activity runs through on the fourth steel sheet 23 of both sides has third screw 24, third screw 24's nail head end still activity runs through the flange board that corresponds side second shaped steel stand 2 and lock into has third nut 25, thereby fourth shaped steel roof beam 7 is connected fourth steel sheet 23 and the flange board that corresponds second shaped steel stand 2 through third screw 24 and third nut 25 and can dismantle to be connected on corresponding second shaped steel stand 2.
In this embodiment, the two end portions of all the fifth section steel beams 8 are provided with fifth steel plates 26, the fifth steel plates 26 close to the first section steel column 1 side are movably penetrated with fourth screws 27, the nail head ends of the fourth screws 27 also movably penetrate through the flange plates of the corresponding side first section steel column 1 and are locked with fourth nuts 28, and the end portions of the fifth section steel beams 8 at the ends connect the fifth steel plates 26 with the flange plates of the corresponding first section steel columns 1 through the fourth screws 27 and the fourth nuts 28 so as to be detachably connected to the corresponding first section steel columns 1; press close to and be equipped with second split bolt 29 between the third steel sheet 20 who presses close to the fifth shaped steel post 8 side on fifth steel sheet 26 and the third shaped steel roof beam 6 of second shaped steel stand 2 side, second split bolt 29 screw thread runs through the web that corresponds second shaped steel stand 2, and both ends still activity run through the fifth steel sheet 26 and the third steel sheet 20 that correspond the side and lock in has second lock nut 30, this side end of fifth shaped steel roof beam 8 passes through second split bolt 29, second lock nut 30 will correspond fifth steel sheet 26 on the side and correspond the third steel sheet 20 on the side and the web that corresponds second shaped steel stand 2 and connect can dismantle on corresponding second shaped steel stand 2.
Through the arrangement of the first steel plate 14, the second steel plate 17, the third steel plate 20, the fourth steel plate 23, the fifth steel plate 26 and the corresponding first screws 15, the first nuts 16, the second screws 18, the second nuts 19, the first counter bolts 21, the first lock nuts 22, the third screws 24, the third nuts 25, the second counter bolts and the second lock nuts 30, the first section steel beam 4 and the first section steel column 1, the second section steel beam 5 and the first section steel column 1, the third section steel beam 6 and the second section steel column 2, the fourth section steel beam 7 and the second section steel column 2, and the fifth section steel beam 8 and the first section steel column 1 and the second section steel column 2 are detachably connected, so that the disassembly, the replacement and other work in the construction process are facilitated.
In this embodiment, the two end portions of all the sixth section steel beams 9 are connected to the first section steel beams 4 on the corresponding side in a welded connection manner, the two end portions of all the seventh section steel beams 10 are connected to the fourth section steel beams 7 on the corresponding side in a welded connection manner, and the two end portions of all the eighth section steel beams 11 are connected to the fifth section steel beams 8 on the corresponding side in a welded connection manner; through the arrangement, the sixth section steel beam 9, the first section steel beam 4, the seventh section steel beam 10, the fourth section steel beam 7, the eighth section steel beam 11 and the fifth section steel beam 8 are prefabricated and formed in a welding mode, and therefore subsequent installation work can be facilitated.
In the embodiment, two end parts of all the round steel tubes 12 and two end parts of all the angle steels 13 are connected to the first section steel upright 1 and the second section steel upright 2 on the corresponding sides in a welding connection mode; through the aforesaid setting, adopt the welded mode with the vertical support body structure prefabrication shaping of this shaped steel support body both ends department earlier to this can be convenient for subsequent installation work.
In the embodiment 1, a large number of welding structures of steel plates and section steel beams and a large number of bolt connection structures are adopted, so that the problems of complex installation operation and low overall construction efficiency exist, and improvement is needed; therefore, example 2 is proposed on the basis of example 1.
Example 2: referring to fig. 1 and 6 to 22, the present embodiment provides a steel frame for assisting shield launching, including a first steel column 1, a second steel column 2, a first steel beam 4, a second steel beam 5, a third steel beam 6, a fourth steel beam 7, a fifth steel beam 8, a sixth steel beam 9, a seventh steel beam 10, an eighth steel beam 11, a circular steel tube 12 and angle steel 13, wherein the number and arrangement of the first steel column 1, the second steel column 2, the first steel beam 4, the second steel beam 5, the third steel beam 6, the fourth steel beam 7, the fifth steel beam 8, the sixth steel beam 9, the seventh steel beam 10, the eighth steel beam 11, the circular steel tube 12 and the angle steel 13 are the same as those in embodiment 1; the difference lies in that:
all the first section steel upright posts 1 are connected with the corresponding first section steel beams 4 through arranging first connecting pieces 40, each first connecting piece 40 comprises a first limiting plate 400, a first reinforcing rib 401 is arranged at the top of each first limiting plate 400, a first limiting block 402 and a first mounting plate 403 arranged in an L shape are arranged at the bottom of each first limiting plate 400, a first inserting groove 404 matched with the thickness of a flange plate of each first section steel upright post 1 is reserved between the vertical plate wall of each first mounting plate 403 and each first limiting block 402, each first section steel upright post 1 is connected with the corresponding first connecting piece 40 through the corresponding flange plate inserted into the corresponding first inserting groove 404, a first mounting groove 405 matched with the flange plate of each first section steel beam 4 is formed in the horizontal plate wall of each first mounting plate 403, the distance between the bottom groove wall of each first mounting groove 405 and the bottom wall of each first limiting plate 400 is matched with the height of each first section steel beam 4, the first section steel beam 4 is connected with the first connecting piece 40 by being connected into a space between the bottom groove wall of the first mounting groove 405 and the bottom wall of the first limiting plate 400, and the bottom wall of the transverse plate wall of the first mounting plate 403 is provided with a second reinforcing rib 406;
by the arrangement of the first connecting member 40, the first connecting member 40 is installed on the first steel column 1 by connecting the first inserting groove 404 and the flange plate of the first steel column 1, the first steel beam 4 can be connected with the first connecting member 40 by the space between the bottom groove wall of the first mounting groove 405 and the bottom wall of the first limiting plate 400, so that the first steel beam 4 is connected with the first steel column 1, when the first steel beam 4 is connected into the space between the bottom groove wall of the first mounting groove 405 and the bottom wall of the first limiting plate 400, the top wall of the first steel beam 4 is contacted with the bottom wall of the first limiting plate 400, the bottom wall of the first steel beam 4 is contacted with the bottom groove wall of the first mounting groove 405, so as to limit the up-down displacement of the first steel beam 4, the two side walls of the flange plate of the first steel beam 4 connected into the first mounting groove 405 are contacted with the two side groove walls of the first mounting groove 405 Together, with play its effect of controlling displacement to first shaped steel roof beam 4, in order to prevent that first shaped steel roof beam 4 from appearing the phenomenon that drops, second strengthening rib 406 is located on the diapire of the horizontal plank wall of first mounting panel 403 through a right-angle side, another right-angle side carries out the butt with the plank wall of the corresponding side flange board of first shaped steel stand 1, in order to play supporting role to the horizontal plank wall of first mounting panel 403, prevent that it from appearing buckling deformation or the phenomenon of rolling over appears, thereby guarantee that first connecting piece 40 can be fine when first shaped steel roof beam 4 inserts connect in first shaped steel stand 1, be difficult to lead to the emergence of the phenomenon that first connecting piece 40 appears dropping because of the gravity that first shaped steel roof beam 4 has, the setting of first strengthening rib 401 is used for preventing the phenomenon that buckling deformation appears in first limiting plate 400, the setting of first stopper 402 is used for preventing that first connecting piece 40 from appearing the phenomenon that drops because of the gravity that first shaped steel roof beam 4 has when first shaped steel roof beam 4 connects To further ensure the connection function of the first connecting member 40.
All the first section steel upright posts 1 are connected with the corresponding second section steel beams 5 through arranging second connecting pieces 50, each second connecting piece 50 comprises a second limiting plate 500, the top of each second limiting plate 500 is provided with a third reinforcing rib 501, the bottom of each second limiting plate 500 is provided with a second limiting block 502 and a second mounting plate 503 arranged in an L shape, a second inserting groove 504 adaptive to the thickness of a web plate of each first section steel upright post 1 is reserved between the vertical plate wall of each second mounting plate 503 and the corresponding second limiting block 502, each first section steel upright post 1 is connected with the corresponding second connecting piece 50 through the web plate inserted into the corresponding second inserting groove 504, the transverse plate wall of each second mounting plate 503 is provided with a second mounting groove 505 adaptive to the thickness of the flange plate of each second section steel beam 5, the distance between the bottom groove wall of each second mounting groove 505 and the bottom wall of each second limiting plate 500 is adaptive to the height of each second section steel beam 5, the second type steel beam 5 is connected with the second connecting piece 50 by being connected into a space between the bottom groove wall of the second mounting groove 505 and the bottom wall of the second limiting plate 500, and the bottom wall of the transverse plate wall of the second mounting plate 503 is provided with a fourth reinforcing rib 506;
by the arrangement of the second connecting member 50, the second connecting member 50 is installed on the first steel column 1 by the connection between the second inserting groove 504 and the web of the first steel column 1, and the second steel beam 5 can be connected with the second connecting member 50 by the space between the bottom groove wall of the second installing groove 505 and the bottom wall of the second limiting plate 500, so as to connect the second steel beam 5 with the second steel column 2, when the second steel beam 5 is connected into the space between the bottom groove wall of the second installing groove 505 and the bottom wall of the second limiting plate 500, the top wall of the second steel beam 5 can be contacted with the bottom wall of the second limiting plate 500, the bottom wall of the second steel beam 5 can be contacted with the bottom groove wall of the second installing groove 505, so as to limit the vertical displacement of the second steel beam 5, and the two side walls of the flange plate of the second steel beam 5 connected into the second installing groove 505 can be contacted with the two side groove walls of the second installing groove 505 at a same position Play, play its effect of left and right displacement of restriction with second type girder steel 5, in order to prevent the phenomenon that second type girder steel 5 from coming off, fourth strengthening rib 506 is located on the diapire of the horizontal siding wall of second mounting panel 503 through a right-angle side, another right-angle side carries out the butt with the siding wall of the web of first type steel stand 1, in order to play the supporting role to the horizontal siding wall of second mounting panel 503, prevent it from appearing buckling deformation or appearing turning over the phenomenon of rolling over, thereby guarantee that second connecting piece 50 can connect in first type steel stand 1 when second type girder steel 5 inserts well, be difficult to the emergence of the phenomenon that second connecting piece 50 appears coming off because of the gravity that second type girder steel 5 has, third strengthening rib 501's setting is used for preventing second limiting plate 500 from appearing the phenomenon that buckling deformation appears, second stopper 502's setting is used for preventing second connecting piece 50 from appearing turning over the emergence of coming off because of the gravity that second type girder steel 5 has when second type girder steel 5 inserts, to further ensure the connection function of the second connector 50.
All the second type steel upright columns 2 are connected with the corresponding third type steel beams 6 and the corresponding fourth type steel beams 7 through arranging a third connecting piece 60, the third connecting piece 60 comprises a third limiting plate 600, fifth reinforcing ribs 601 are arranged at the top of the third limiting plate 600, a third mounting plate 602 and a fourth mounting plate 603 are arranged at the bottom of the third limiting plate 600 in an L shape and are symmetrically arranged at the bottom of the third limiting plate 600, third inserting grooves 604 corresponding to the thickness of webs of the second type steel upright columns 2 are reserved between the vertical plate walls of the third mounting plates 602 at two sides, the second type steel upright columns 2 are connected with the third connecting piece 60 through the webs connected into the third inserting grooves 604, third mounting grooves 605 corresponding to the flange plates of the third type steel beams 6 are arranged on the transverse plate walls of the third mounting plates 602 at two sides, the distance between the bottom groove walls of the third mounting grooves 605 and the bottom walls of the third limiting plates 600 is corresponding to the height of the third type steel beams 6, the third section steel beam 6 is connected with the third connecting piece 60 by being connected into a space between the bottom groove wall of the third mounting groove 605 and the bottom wall of the third limiting plate 600, and the bottom wall of the transverse plate wall of the third mounting plate 602 is provided with a sixth reinforcing rib 606; a fourth mounting groove 607 matched with a flange plate of the fourth section steel beam 7 is formed in the transverse plate wall of the fourth mounting plate 603, the distance between the bottom groove wall of the fourth mounting groove 607 and the third limiting plate 600 is matched with the height of the fourth section steel beam 7, the fourth section steel beam 7 is connected with the third connecting piece 60 by being connected into the space between the bottom groove wall of the fourth mounting groove 607 and the bottom wall of the third limiting plate 600, and a seventh reinforcing rib 608 is arranged on the bottom wall of the transverse plate wall of the fourth mounting plate 603;
by the arrangement of the third connecting member 60, the third connecting member 60 is installed on the second type steel column 2 by connecting with the web of the second type steel column 2 through the third inserting groove 604, the third section steel beam 6 can be connected with the third connecting member 60 through the space between the bottom groove wall of the third mounting groove 605 and the bottom wall of the third limit plate 600, the fourth section steel beam 7 can be connected with the third connecting member 60 through the space between the bottom groove wall of the fourth mounting groove 607 and the bottom wall of the third limit plate 600, so that the third section steel beam 6, the fourth section steel beam 7 and the second type steel column 2 are connected together, when the third section steel beam 6 is inserted into the space between the bottom groove wall of the third mounting groove 605 and the bottom wall of the third limit plate 600, the top wall of the third section steel beam 6 contacts with the bottom wall of the third limit plate 600, the bottom wall of the third section steel beam 6 is in contact with the bottom groove wall of the third mounting groove 605 to limit the vertical displacement of the third section steel beam 6, the two side walls of the flange plate of the third section steel beam 6 inserted into the third mounting groove 605 are in contact with the two side groove walls of the third mounting groove 605 to limit the left and right displacement of the third section steel beam 6 to prevent the third section steel beam 6 from falling off, when the fourth section steel beam 7 is inserted into the space between the bottom groove wall of the fourth mounting groove 607 and the bottom wall of the third limiting plate 600, the top wall of the fourth section steel beam 7 is in contact with the bottom wall of the third limiting plate 600, the bottom wall of the fourth section steel beam 7 is in contact with the bottom groove wall of the fourth mounting groove 607 to limit the vertical displacement of the fourth section steel beam 7, the two side walls of the flange plate of the fourth section steel beam 7 inserted into the fourth mounting groove 607 are in contact with the two side groove walls of the fourth mounting groove 607, the fourth section steel beam 7 is limited in left-right displacement, and the phenomenon that the fourth section steel beam 7 falls off is prevented; the fifth reinforcing rib 601 is arranged on the bottom wall of the transverse plate wall of the third mounting plate 602 through a right-angle side, the other right-angle side is abutted against the plate wall of the web plate of the second profile steel upright post 2 to support the transverse plate wall of the third mounting plate 602 and prevent the third connecting member 60 from bending deformation or turning over, thereby ensuring that the third connecting member 60 can be well connected to the second profile steel upright post 2 when the third profile steel beam 6 is connected, the third connecting member 60 is difficult to fall off due to the gravity of the third profile steel beam 6, the sixth reinforcing rib 606 is arranged on the bottom wall of the transverse plate wall of the fourth mounting plate 603 through a right-angle side, the other right-angle side is abutted against the plate wall of the corresponding side flange plate of the second profile steel upright post 2 to support the transverse plate wall of the fourth mounting plate 603 and prevent the transverse plate wall of the fourth mounting plate 603 from bending deformation or turning over, thereby guarantee that third connecting piece 60 can be fine when fourth shaped steel roof beam 7 inserts connect on second shaped steel stand 2, be difficult to because of the gravity that fourth shaped steel roof beam 7 has leads to the emergence of the phenomenon that third connecting piece 60 appears droing, the setting of fourth strengthening rib 506 is used for preventing that buckling deformation's phenomenon from appearing in third limiting plate 600 to further guarantee the connection effect that third connecting piece 60 played.
All the first section steel upright posts 1 are connected with the fifth section steel beam 8 through the fourth connecting piece 70, the fourth connecting piece 70 comprises a fourth limiting plate 700, the top of the fourth limiting plate 700 is provided with an eighth reinforcing rib 701, the bottom of the fourth limiting plate 700 is provided with a third limiting block 702 and a fifth mounting plate 703 arranged in an L shape, a fourth inserting groove 704 adaptive to the thickness of the flange plate of the first section steel upright post 1 is reserved between the vertical plate wall of the fifth mounting plate 703 and the third limiting block 702, the first section steel upright post 1 is connected with the fourth connecting piece 70 through the flange plate inserted into the fourth inserting groove 704, the transverse plate wall of the fifth mounting plate 703 is provided with a fifth mounting groove 705 adaptive to the flange plate of the fifth section steel beam 8, the distance between the bottom groove wall of the fifth mounting groove 705 and the bottom wall of the fourth limiting plate 700 is adaptive to the height of the fifth section steel beam 8, the fifth section steel beam 8 is connected with the fourth connecting piece 70 by being connected into a space between the bottom groove wall of the fifth mounting groove 705 and the bottom wall of the fourth limiting plate 700, and a ninth reinforcing rib 706 is arranged on the bottom wall of the transverse plate wall of the fifth mounting plate 703;
by the arrangement of the fourth connection member 70, the fourth connection member 70 is installed on the first steel column 1 by connecting with the flange plate of the first steel column 1 through the fourth insertion groove 704, the fifth steel beam 8 can be connected with the fourth connection member 70 by the space between the bottom groove wall of the fifth installation groove 705 and the bottom wall of the fourth limiting plate 700, so that the fifth steel beam 8 is connected with the first steel column 1, when the fifth steel beam 8 is inserted into the space between the bottom groove wall of the fifth installation groove 705 and the bottom wall of the fourth limiting plate 700, the top wall of the fifth steel beam 8 is contacted with the bottom wall of the fourth limiting plate 700, the bottom wall of the fifth steel beam 8 is contacted with the bottom groove wall of the fifth installation groove 705, so as to limit the vertical displacement of the fifth steel beam 8, the two side walls of the flange plate where the fifth steel beam 8 is inserted into the fifth installation groove 705 are contacted with the two side groove walls of the fifth installation groove 705 Together, with play its effect of controlling displacement to fifth shaped steel roof beam 8, in order to prevent that fifth shaped steel roof beam 8 from appearing the phenomenon that drops, ninth strengthening rib 706 is located on the diapire of the horizontal siding wall of fifth mounting panel 703 through a square edge, another square edge carries out the butt with the siding of the corresponding side flange board of first shaped steel stand 1, in order to play supporting role to the horizontal siding wall of fifth mounting panel 703, prevent that it from appearing buckling deformation or the phenomenon of rolling over, thereby guarantee that fourth connecting piece 70 can be fine when fifth shaped steel roof beam 8 inserts connect on first shaped steel stand 1, be difficult to lead to the emergence of the phenomenon that drops to appear in fourth connecting piece 70 because of the gravity that fifth shaped steel roof beam 8 has, eighth strengthening rib 701 sets up and is used for preventing that fourth limiting plate 700 from appearing the phenomenon of buckling deformation, third stopper 702 sets up and is used for preventing that fourth connecting piece 70 from appearing the emergence of the phenomenon that drops because of the gravity that fifth shaped steel roof beam 8 has when connecting, fifth shaped steel roof beam 8 has turns over To further ensure the connection function of the fourth connecting member 70.
All the second type steel upright columns 2 are connected with the corresponding third type steel beams 6, fourth type steel beams 7 and fifth type steel beams 8 through fifth connecting pieces 80, the fifth connecting piece 80 comprises a fifth limiting plate 800, a tenth reinforcing rib 801 is arranged at the top of the fifth limiting plate 800, a sixth mounting plate 802, a seventh mounting plate 803 and an eighth mounting plate 804 are arranged at the bottom of the fifth limiting plate 800, the sixth mounting plate 802, the seventh mounting plate 803 and the eighth mounting plate 804 are arranged in an L shape, the seventh mounting plate 803 and the eighth mounting plate 804 are symmetrically arranged at the bottom of the fifth limiting plate 800, fifth inserting grooves 805 which are adaptive to the thickness of webs of the second type steel upright columns 2 are reserved between vertical plate walls of the seventh mounting plate 803 and vertical plate walls of the eighth mounting plate 804, the second type steel upright columns 2 are inserted into the fifth inserting grooves 805 through the webs to be connected with the fifth connecting pieces 80, a sixth installation groove 806 matched with the flange plate of the third section steel beam 6 is formed in the transverse plate wall of the sixth installation plate 802, the distance between the bottom groove wall of the sixth installation groove 806 and the bottom wall of the fifth limiting plate 800 is matched with the height of the third section steel beam 6, the third section steel beam 6 is connected with the fifth connecting piece 80 by being connected into the space between the bottom groove wall of the sixth installation groove 806 and the bottom wall of the fifth limiting plate 800, an eleventh reinforcing rib 807 is arranged on the bottom wall of the transverse plate wall of the sixth installation plate 802, in the embodiment, the eleventh reinforcing rib 807 is arranged in a right-angled triangular structure, one right-angled triangular edge of the eleventh reinforcing rib 807 is arranged on the bottom wall of the transverse plate wall of the sixth installation plate 802, the other right-angled edge is abutted against the plate wall of the web plate of the second section steel upright 2, a seventh installation groove 808 matched with the flange plate of the fourth section steel beam 7 is formed in the transverse plate wall of the seventh installation plate 803, the distance between the bottom groove wall of the seventh mounting groove 808 and the fifth limiting plate 800 is adapted to the height of the fourth section steel beam 7, the fourth section steel beam 7 is connected with the fifth connecting piece 80 by being inserted into the space between the bottom groove wall of the seventh mounting groove 808 and the bottom wall of the fifth limiting plate 800, the bottom wall of the transverse plate wall of the seventh mounting plate 803 is provided with a twelfth reinforcing rib 809, in the embodiment, the twelfth reinforcing rib 809 is arranged in a right-angled triangle structure, one right-angled triangle edge of the twelfth reinforcing rib 809 is arranged at the bottom wall of the transverse plate wall of the seventh mounting plate 803, the other right-angled edge is abutted against the plate wall of the corresponding side flange plate of the second section steel upright post 2, the transverse plate wall of the eighth mounting plate 804 is provided with an eighth mounting groove 810 adapted to the flange plate of the fifth section steel beam 8, the distance between the bottom groove wall of the eighth mounting groove 810 and the fifth limiting plate 800 is adapted to the height of the fifth section steel beam 8, fifth shaped steel roof beam 8 links together with fifth connecting piece 80 in the space between the bottom cell wall of the bottom of eighth mounting groove 810 and the diapire of fifth limiting plate 800, and the diapire of the horizontal board wall of eighth mounting panel 804 is equipped with thirteenth strengthening rib 811, and in this embodiment, thirteenth strengthening rib 811 is the right angle triangle structure setting, and the diapire of the horizontal board wall of eighth mounting panel 804 is located to a right angle triangle limit of thirteenth strengthening rib 811, and the board wall butt of the corresponding side flange board of another right angle limit and second shaped steel stand 2 is in the same place.
Through the arrangement of the fifth connecting member 80, the fifth connecting member 80 is installed on the second type steel upright 2 by the connection between the fifth inserting groove 805 and the web of the second type steel upright 2, the third type steel beam 6 can be connected with the fifth connecting member 80 by the space between the bottom groove wall of the sixth mounting groove 806 and the bottom wall of the fourth limiting plate 700, the fourth type steel beam 7 can be connected with the fifth connecting member 80 by the space between the bottom groove wall of the seventh mounting groove 808 and the bottom wall of the fourth limiting plate 700, the fifth type steel beam 8 can be connected with the fifth connecting member 80 by the space between the bottom groove wall of the eighth mounting groove 810 and the bottom wall of the fourth limiting plate 700, so that the third type steel beam 6, the fourth type steel beam 7, the fifth type steel beam 8 and the second type steel upright 2 are connected together, and the bottom groove wall of the sixth mounting groove 806 is connected with the bottom wall of the fifth limiting plate 800 by the third type steel beam 6 When the fourth section steel beam 7 is inserted into the space between the bottom groove wall of the seventh mounting groove 808 and the bottom wall of the fifth limiting plate 800, the top wall of the fourth section steel beam 7 is contacted with the bottom wall of the fifth limiting plate 800, the bottom wall of the third section steel beam 6 is contacted with the bottom groove wall of the sixth mounting groove 806, so as to limit the vertical displacement of the third section steel beam 6, the two side walls of the flange plate of the third section steel beam 6 inserted into the sixth mounting groove 806 are contacted with the two side groove walls of the sixth mounting groove 806, so as to limit the left and right displacement of the third section steel beam 6, so as to prevent the third section steel beam 6 from falling off, when the fourth section steel beam 7 is inserted into the space between the bottom groove wall of the seventh mounting groove 808 and the bottom wall of the fifth limiting plate 800, the top wall of the fourth section steel beam 7 is contacted with the bottom groove wall of the seventh mounting groove 808, so as to limit the vertical displacement of the fourth section steel beam 7, the two side walls of the flange plate of the fourth steel beam 7 connected into the seventh mounting groove 808 are contacted with the two side walls of the seventh mounting groove 808, so that the fourth steel beam 7 is limited in left and right displacement, and the fourth steel beam 7 is prevented from falling off; when the fifth section steel beam 8 is connected into a space between the bottom groove wall of the eighth mounting groove 810 and the bottom wall of the fifth limiting plate 800, the top wall of the fifth section steel beam 8 is in contact with the bottom wall of the fifth limiting plate 800, the bottom wall of the fifth section steel beam 8 is in contact with the bottom groove wall of the eighth mounting groove 810 to limit the vertical displacement of the fifth section steel beam 8, and the two side walls of the flange plate, which is connected into the eighth mounting groove 810, of the fifth section steel beam 8 are in contact with the two side groove walls of the eighth mounting groove 810 to limit the horizontal displacement of the fifth section steel beam 8, so that the fifth section steel beam 8 is prevented from falling off; the eleventh strengthening rib 807 is arranged on the bottom wall of the transverse plate wall of the sixth mounting plate 802 through a right-angle side, the other right-angle side is abutted against the plate wall of the web plate of the second profile steel upright post 2 to support the transverse plate wall of the sixth mounting plate 802 and prevent the fifth connecting member from bending deformation or turning over, thereby ensuring that the fifth connecting member 80 can be well connected to the second profile steel upright post 2 when the third profile steel beam 6 is connected, the fifth connecting member 80 is difficult to fall off due to the gravity of the third profile steel beam 6, the twelfth strengthening rib 809 is arranged on the bottom wall of the transverse plate wall of the seventh mounting plate 803 through a right-angle side, the other right-angle side is abutted against the plate wall of the corresponding side flange plate of the second profile steel upright post 2 to support the transverse plate wall of the seventh mounting plate 803 and prevent the transverse plate from bending deformation or turning over, thereby ensuring that the fifth connecting piece 80 can be well connected to the second section steel upright post 2 when the fourth section steel beam 7 is connected, the fifth connecting piece 80 is difficult to fall off due to the gravity of the fourth section steel beam 7, the thirteenth reinforcing rib 811 is arranged on the bottom wall of the transverse plate wall of the eighth mounting plate 804 through a right-angle side, the other right-angle side is abutted against the plate wall of the corresponding side flange plate of the second section steel upright post 2 to support the transverse plate wall of the eighth mounting plate 804, so as to prevent the transverse plate wall of the eighth mounting plate 804 from bending deformation or turning over, thereby ensuring that the fifth connecting piece 80 can be well connected to the second section steel upright post 2 when the fifth section steel beam 8 is connected, the fifth connecting piece 80 is difficult to fall off due to the gravity of the fifth section steel beam 8, and the tenth reinforcing rib 801 is arranged for preventing the fifth limiting plate 800 from bending deformation, to further ensure the connection function of the fifth connecting member 80.
Through aforementioned first connecting piece 40, the second connecting piece 50, the third connecting piece 60, the setting of fourth connecting piece 70 and fifth connecting piece 80, first shaped steel stand 1 with correspond first shaped steel roof beam 4, first shaped steel stand 1 with correspond second shaped steel roof beam 5, first shaped steel stand 1 with correspond fifth shaped steel roof beam 8, second shaped steel stand 2 with correspond third shaped steel roof beam 6, when fourth shaped steel roof beam 7 and fifth shaped steel roof beam 8 are connected, need not to adopt a large amount of welding and bolted connection's mode, only need use the mode of pegging graft alright accomplish to connect, it is quick to have the connection, improve whole efficiency of construction's advantage.
In the description of the present invention, it is to be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "other end", "upper", "one side", "top", "inner", "front", "center", "both ends", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention.
In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "disposed," "connected," "secured," "screwed" and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; the terms may be directly connected or indirectly connected through an intermediate, and may be communication between two elements or interaction relationship between two elements, unless otherwise specifically limited, and the specific meaning of the terms in the present invention will be understood by those skilled in the art according to specific situations.
The above are only typical examples of the present invention, and besides, the present invention may have other embodiments, and all technical solutions formed by equivalent substitutions or equivalent transformations fall within the scope of the present invention as claimed.
Claims (10)
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| CN202210456835.2A CN114837679A (en) | 2022-04-28 | 2022-04-28 | Profile steel frame body assisting shield launching |
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| CN202210456835.2A CN114837679A (en) | 2022-04-28 | 2022-04-28 | Profile steel frame body assisting shield launching |
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